Merge pull request #51 from falk-werner/provider_authentication

Feature: enable authentication for provider/client

CMakeLists.txt

@@ -21,7 +21,7 @@ set(CMAKE_C_STANDARD 99)
 set(CMAKE_CXX_STANDARD 14)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
 
-set(C_WARNINGS -Wall -Wextra)
+set(C_WARNINGS -Wall -Wextra -Werror)
 set(CMAKE_POSITION_INDEPENDENT_CODE ON)
 
 include_directories(
@@ -37,6 +37,8 @@ add_compile_options(
 	"-pthread"
 )
 
+include(wf_timer)
+include(wf_jsonrpc)
 include(webfuse_core)
 include(webfuse_adapter)
 include(webfuse_provider)

cmake/unit_tests.cmake

@@ -7,9 +7,17 @@ include(GoogleTest)
 pkg_check_modules(GMOCK gmock)
 
 add_executable(alltests
+	lib/wf/jsonrpc/test/wf/jsonrpc/test_is_request.cc
+	lib/wf/jsonrpc/test/wf/jsonrpc/test_request.cc
+	lib/wf/jsonrpc/test/wf/jsonrpc/test_is_response.cc
+	lib/wf/jsonrpc/test/wf/jsonrpc/test_response.cc
+	lib/wf/jsonrpc/test/wf/jsonrpc/test_server.cc
+	lib/wf/jsonrpc/test/wf/jsonrpc/test_proxy.cc
+	lib/wf/jsonrpc/test/wf/jsonrpc/test_response_parser.cc
+	lib/wf/timer/test/wf/timer/test_timepoint.cc
+	lib/wf/timer/test/wf/timer/test_timer.cc
 	test/webfuse/utils/tempdir.cc
 	test/webfuse/utils/file_utils.cc
-	test/webfuse/utils/msleep.cc
 	test/webfuse/utils/die_if.cc
 	test/webfuse/utils/timeout_watcher.cc
 	test/webfuse/utils/path.c
@@ -18,6 +26,7 @@ add_executable(alltests
 	test/webfuse/mocks/mock_authenticator.cc
 	test/webfuse/mocks/mock_request.cc
 	test/webfuse/mocks/mock_provider_client.cc
+	test/webfuse//tests/core/test_util.cc
 	test/webfuse/tests/core/test_container_of.cc
 	test/webfuse/tests/core/test_string.cc
 	test/webfuse/tests/core/test_slist.cc
@@ -25,11 +34,8 @@ add_executable(alltests
 	test/webfuse/tests/core/test_status.cc
 	test/webfuse/tests/core/test_message.cc
 	test/webfuse/tests/core/test_message_queue.cc
-	test/webfuse/tests/adapter/test_response_parser.cc
 	test/webfuse/tests/adapter/test_server.cc
 	test/webfuse/tests/adapter/test_server_config.cc
-	test/webfuse/tests/adapter/test_timepoint.cc
-	test/webfuse/tests/adapter/test_timer.cc
 	test/webfuse/tests/adapter/test_credentials.cc
 	test/webfuse/tests/adapter/test_authenticator.cc
 	test/webfuse/tests/adapter/test_authenticators.cc
@@ -37,13 +43,6 @@ add_executable(alltests
 	test/webfuse/tests/adapter/test_uuid_mountpoint.cc
 	test/webfuse/tests/adapter/test_uuid_mountpoint_factory.cc
 	test/webfuse/tests/adapter/test_fuse_req.cc
-	test/webfuse/tests/adapter/jsonrpc/test_util.cc
-	test/webfuse/tests/adapter/jsonrpc/test_is_request.cc
-	test/webfuse/tests/adapter/jsonrpc/test_request.cc
-	test/webfuse/tests/adapter/jsonrpc/test_is_response.cc
-	test/webfuse/tests/adapter/jsonrpc/test_response.cc
-	test/webfuse/tests/adapter/jsonrpc/test_server.cc
-	test/webfuse/tests/adapter/jsonrpc/test_proxy.cc
 	test/webfuse/tests/provider/test_url.cc
 	test/webfuse/tests/provider/test_client_protocol.cc
 	test/webfuse/tests/integration/test_integration.cc
@@ -52,6 +51,10 @@ add_executable(alltests
 )
 
 target_include_directories(alltests PRIVATE
+	lib/wf/jsonrpc/include
+	lib/wf/jsonrpc/src
+	lib/wf/timer/include
+	lib/wf/timer/src
 	${FUSE3_INCLUDE_DIRS} 
 	${UUID_INCLUDE_DIRS}
 )
@@ -65,6 +68,8 @@ target_link_libraries(alltests PUBLIC
 	webfuse-adapter-static
 	webfuse-provider-static
 	webfuse-core
+	wf_jsonrpc
+	wf_timer
 	${FUSE3_LIBRARIES}
 	${LWS_LIBRARIES}
 	${JANSSON_LIBRARIES}

cmake/webfuse_adapter.cmake

@@ -19,25 +19,18 @@ add_library(webfuse-adapter-static STATIC
 	lib/webfuse/adapter/impl/mountpoint_factory.c
 	lib/webfuse/adapter/impl/uuid_mountpoint_factory.c
 	lib/webfuse/adapter/impl/uuid_mountpoint.c
-	lib/webfuse/adapter/impl/time/timepoint.c
-	lib/webfuse/adapter/impl/time/timer.c
-	lib/webfuse/adapter/impl/time/timeout_manager.c
 	lib/webfuse/adapter/impl/operation/lookup.c
 	lib/webfuse/adapter/impl/operation/getattr.c
 	lib/webfuse/adapter/impl/operation/readdir.c
 	lib/webfuse/adapter/impl/operation/open.c
 	lib/webfuse/adapter/impl/operation/close.c
 	lib/webfuse/adapter/impl/operation/read.c
-	lib/webfuse/adapter/impl/jsonrpc/proxy.c
-	lib/webfuse/adapter/impl/jsonrpc/server.c
-	lib/webfuse/adapter/impl/jsonrpc/method.c
-	lib/webfuse/adapter/impl/jsonrpc/request.c
-	lib/webfuse/adapter/impl/jsonrpc/response.c
-	lib/webfuse/adapter/impl/jsonrpc/util.c
 )
 
 target_include_directories(webfuse-adapter-static PRIVATE
 	lib
+	lib/wf/timer/include
+	lib/wf/jsonrpc/include
 	${FUSE3_INCLUDE_DIRS} 
 	${UUID_INCLUDE_DIRS}
 )
@@ -70,7 +63,7 @@ set_target_properties(webfuse-adapter PROPERTIES SOVERSION 0)
 set_target_properties(webfuse-adapter PROPERTIES C_VISIBILITY_PRESET hidden)
 set_target_properties(webfuse-adapter PROPERTIES COMPILE_DEFINITIONS "WF_API=WF_EXPORT")
 
-target_link_libraries(webfuse-adapter PRIVATE webfuse-adapter-static webfuse-core)
+target_link_libraries(webfuse-adapter PRIVATE webfuse-adapter-static webfuse-core wf_jsonrpc wf_timer)
 
 file(WRITE "${PROJECT_BINARY_DIR}/libwebfuse-adapter.pc"
 "prefix=\"${CMAKE_INSTALL_PREFIX}\"

cmake/webfuse_core.cmake

@@ -8,10 +8,11 @@ add_library(webfuse-core STATIC
 	lib/webfuse/core/string.c
 	lib/webfuse/core/base64.c
 	lib/webfuse/core/lws_log.c
+	lib/webfuse/core/json_util.c
 )
 
 set_target_properties(webfuse-core PROPERTIES OUTPUT_NAME webfuse-core)
-target_include_directories(webfuse-core PUBLIC lib)
+target_include_directories(webfuse-core PUBLIC lib lib/wf/jsonrpc/include)
 set_target_properties(webfuse-core PROPERTIES C_VISIBILITY_PRESET hidden)
 
 install(DIRECTORY include/webfuse/core DESTINATION include/webfuse COMPONENT headers)

cmake/webfuse_provider.cmake

@@ -9,6 +9,7 @@ add_library(webfuse-provider-static STATIC
 	lib/webfuse/provider/impl/provider.c
 	lib/webfuse/provider/impl/request.c
 	lib/webfuse/provider/impl/dirbuffer.c
+	lib/webfuse/provider/impl/credentials.c
 	lib/webfuse/provider/impl/operation/lookup.c
 	lib/webfuse/provider/impl/operation/getattr.c
 	lib/webfuse/provider/impl/operation/readdir.c
@@ -19,7 +20,11 @@ add_library(webfuse-provider-static STATIC
 
 set_target_properties(webfuse-provider-static PROPERTIES OUTPUT_NAME webfuse-provider)
 set_target_properties(webfuse-provider-static PROPERTIES C_VISIBILITY_PRESET hidden)
-target_include_directories(webfuse-provider-static PUBLIC lib)
+target_include_directories(webfuse-provider-static PUBLIC 
+	lib
+	lib/wf/timer/include
+	lib/wf/jsonrpc/include
+)
 
 add_library(webfuse-provider SHARED 
 	lib/webfuse/provider/api.c

cmake/wf_jsonrpc.cmake

@@ -0,0 +1,24 @@
+# wf_jsonrpc
+
+add_library(wf_jsonrpc STATIC
+	lib/wf/jsonrpc/src/wf/jsonrpc/api.c
+	lib/wf/jsonrpc/src/wf/jsonrpc/impl/proxy.c
+	lib/wf/jsonrpc/src/wf/jsonrpc/impl/server.c
+	lib/wf/jsonrpc/src/wf/jsonrpc/impl/method.c
+	lib/wf/jsonrpc/src/wf/jsonrpc/impl/request.c
+	lib/wf/jsonrpc/src/wf/jsonrpc/impl/response.c
+	lib/wf/jsonrpc/src/wf/jsonrpc/impl/error.c
+)
+
+target_link_libraries(wf_jsonrpc PUBLIC wf_timer)
+
+target_include_directories(wf_jsonrpc PRIVATE 
+	lib/wf/timer/include
+	lib/wf/jsonrpc/src
+)
+
+target_include_directories(wf_jsonrpc PUBLIC 
+	lib/wf/jsonrpc/include
+)
+
+set_target_properties(wf_jsonrpc PROPERTIES C_VISIBILITY_PRESET hidden)

cmake/wf_timer.cmake

@@ -0,0 +1,18 @@
+# timer
+
+add_library(wf_timer STATIC
+    lib/wf/timer/src/wf/timer/api.c
+    lib/wf/timer/src/wf/timer/impl/manager.c
+    lib/wf/timer/src/wf/timer/impl/timepoint.c
+    lib/wf/timer/src/wf/timer/impl/timer.c
+)
+
+target_include_directories(wf_timer PRIVATE 
+	lib/wf/timer/src
+)
+
+target_include_directories(wf_timer PUBLIC 
+	lib/wf/timer/include
+)
+
+set_target_properties(wf_timer PROPERTIES C_VISIBILITY_PRESET hidden)

include/webfuse/provider/client_config.h

@@ -14,6 +14,7 @@
 #include <webfuse/provider/operation/open.h>
 #include <webfuse/provider/operation/close.h>
 #include <webfuse/provider/operation/read.h>
+#include <webfuse/provider/credentials.h>
 
 #ifdef __cplusplus
 extern "C"
@@ -227,6 +228,17 @@ extern WFP_API void wfp_client_config_set_onread(
     struct wfp_client_config * config,
     wfp_read_fn * handler);
 
+//------------------------------------------------------------------------------
+/// \brief Enabled authentication.
+///
+/// \param config pointer to client configuration
+/// \param get_credentials pointer to function providing credentials when 
+//         needed.
+//------------------------------------------------------------------------------
+extern WFP_API void wfp_client_config_enable_authentication(
+    struct wfp_client_config * config,
+    wfp_get_credentials_fn * get_credentials);
+
 #ifdef __cplusplus
 }
 #endif

include/webfuse/provider/credentials.h

@@ -0,0 +1,30 @@
+#ifndef WF_PROVIDER_CREDENTIALS_H
+#define WF_PROVIDER_CREDENTIALS_H
+
+#include <webfuse/provider/api.h>
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+struct wfp_credentials;
+
+typedef void wfp_get_credentials_fn(
+    struct wfp_credentials * credentials,
+    void * user_data);
+
+extern WFP_API void wfp_credentials_set_type(
+    struct wfp_credentials * credentials,
+    char const * type);
+
+extern WFP_API void wfp_credentials_add(
+    struct wfp_credentials * credentials,
+    char const * key,
+    char const * value);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif

include/webfuse_provider.h

@@ -14,6 +14,7 @@
 #include <webfuse/provider/client_config.h>
 #include <webfuse/provider/client_protocol.h>
 #include <webfuse/provider/dirbuffer.h>
+#include <webfuse/provider/credentials.h>
 
 #include <webfuse/provider/operation/error.h>
 #include <webfuse/provider/operation/lookup.h>

lib/webfuse/adapter/impl/jsonrpc/method.h

@@ -1,40 +0,0 @@
-#ifndef WF_ADAPTER_IMPL_JSONRPC_METHOD_H
-#define WF_ADAPTER_IMPL_JSONRPC_METHOD_H
-
-#include <jansson.h>
-
-#ifdef __cplusplus
-extern "C"
-{
-#endif
-
-struct wf_impl_jsonrpc_request;
-
-typedef void wf_impl_jsonrpc_method_invoke_fn(
-    struct wf_impl_jsonrpc_request * request,
-    char const * method_name,
-    json_t * params,
-    void * user_data);
-
-struct wf_impl_jsonrpc_method
-{
-    struct wf_impl_jsonrpc_method * next;
-    char * name;
-    wf_impl_jsonrpc_method_invoke_fn * invoke;
-    void * user_data;
-};
-
-extern struct wf_impl_jsonrpc_method * wf_impl_jsonrpc_method_create(
-    char const * method_name,
-    wf_impl_jsonrpc_method_invoke_fn * invoke,
-    void * user_data);
-
-extern void wf_impl_jsonrpc_method_dispose(
-    struct wf_impl_jsonrpc_method * method);
-
-#ifdef __cplusplus
-}
-#endif
-
-
-#endif

lib/webfuse/adapter/impl/jsonrpc/proxy.c

@@ -1,194 +0,0 @@
-#include "webfuse/adapter/impl/jsonrpc/proxy.h"
-#include <string.h>
-
-#include "webfuse/adapter/impl/jsonrpc/response.h"
-
-static void wf_impl_jsonrpc_proxy_timeout(
-    struct wf_impl_timer * timer)
-{
-    struct wf_impl_jsonrpc_proxy * proxy = timer->user_data;
-
-    if (proxy->request.is_pending)
-    {
-        wf_impl_jsonrpc_proxy_finished_fn * finished = proxy->request.finished;
-        void * user_data = proxy->request.user_data;
-
-        proxy->request.is_pending = false;
-        proxy->request.id = 0;
-        proxy->request.user_data = NULL;
-        proxy->request.finished = NULL;
-        wf_impl_timer_cancel(&proxy->request.timer);
-
-        finished(user_data, WF_BAD_TIMEOUT, NULL);
-    }
-}
-
-static json_t * wf_impl_jsonrpc_request_create(
-	char const * method,
-	int id,
-	char const * param_info,
-	va_list args)
-{
-	json_t * request = json_object();
-	json_object_set_new(request, "method", json_string(method));
-	json_t * params = json_array();
-	
-	for (char const * param_type = param_info; '\0' != *param_type; param_type++)
-	{
-		switch(*param_type)
-		{
-			case 's':
-			{
-				char const * const value = va_arg(args, char const *);
-				json_array_append_new(params, json_string(value));
-			}
-			break;
-			case 'i':
-			{
-				int const value = va_arg(args, int);
-				json_array_append_new(params, json_integer(value));
-			}
-			break;
-			default:
-			fprintf(stderr, "fatal: unknown param_type '%c'\n", *param_type);
-            json_decref(params);
-            json_decref(request);
-            return NULL;
-		}
-	}
-	
-
-	json_object_set_new(request, "params", params);
-	if (0 != id)
-	{
-		json_object_set_new(request, "id", json_integer(id));
-	}
-	
-	return request;
-}
-
-void wf_impl_jsonrpc_proxy_init(
-    struct wf_impl_jsonrpc_proxy * proxy,
-    struct wf_impl_timeout_manager * timeout_manager,
-    int timeout,
-    wf_impl_jsonrpc_send_fn * send,
-    void * user_data)
-{
-    proxy->send = send;
-    proxy->timeout = timeout;
-    proxy->user_data = user_data;
-    proxy->request.is_pending = false;
-    
-    wf_impl_timer_init(&proxy->request.timer, timeout_manager);
-}
-
-void wf_impl_jsonrpc_proxy_cleanup(
-    struct wf_impl_jsonrpc_proxy * proxy)
-{
-    if (proxy->request.is_pending)
-    {
-        void * user_data = proxy->request.user_data;
-        wf_impl_jsonrpc_proxy_finished_fn * finished = proxy->request.finished;
-
-        proxy->request.is_pending = false;
-        proxy->request.finished = NULL;
-        proxy->request.user_data = NULL;
-        proxy->request.id = 0;
-        wf_impl_timer_cancel(&proxy->request.timer);
-
-        finished(user_data, WF_BAD, NULL);
-    }
-
-    wf_impl_timer_cleanup(&proxy->request.timer);
-}
-
-void wf_impl_jsonrpc_proxy_invoke(
-	struct wf_impl_jsonrpc_proxy * proxy,
-	wf_impl_jsonrpc_proxy_finished_fn * finished,
-	void * user_data,
-	char const * method_name,
-	char const * param_info,
-	...
-)
-{
-    if (!proxy->request.is_pending)
-    {
-        proxy->request.is_pending = true;
-        proxy->request.finished = finished;
-        proxy->request.user_data = user_data;
-        proxy->request.id = 42;
-        wf_impl_timer_start(&proxy->request.timer, wf_impl_timepoint_in_msec(proxy->timeout), 
-                &wf_impl_jsonrpc_proxy_timeout, proxy);
-        
-        va_list args;
-        va_start(args, param_info);
-        json_t * request = wf_impl_jsonrpc_request_create(method_name, proxy->request.id, param_info, args);
-        va_end(args);
-
-        bool const is_send = ((NULL != request) && (proxy->send(request, proxy->user_data)));
-        if (!is_send)
-        {
-            proxy->request.is_pending = false;
-            proxy->request.finished = NULL;
-            proxy->request.user_data = NULL;
-            proxy->request.id = 0;
-            wf_impl_timer_cancel(&proxy->request.timer);
-
-            finished(user_data, WF_BAD, NULL);
-
-        }
-
-        if (NULL != request)
-        {
-            json_decref(request);
-        }
-    }
-    else
-    {
-        finished(user_data, WF_BAD_BUSY, NULL);
-    }
-}
-
-extern void wf_impl_jsonrpc_proxy_notify(
-	struct wf_impl_jsonrpc_proxy * proxy,
-	char const * method_name,
-	char const * param_info,
-	...
-)
-{            
-    va_list args;
-    va_start(args, param_info);
-    json_t * request = wf_impl_jsonrpc_request_create(method_name, 0, param_info, args);
-    va_end(args);
-    if (NULL != request)
-    {
-        proxy->send(request, proxy->user_data);
-        json_decref(request);
-    }
-}
-
-
-void wf_impl_jsonrpc_proxy_onresult(
-    struct wf_impl_jsonrpc_proxy * proxy,
-    json_t * message)
-{
-	struct wf_impl_jsonrpc_response response;
-	wf_impl_jsonrpc_response_init(&response, message);
-
-    if ((proxy->request.is_pending) && (response.id == proxy->request.id))
-    {
-        wf_impl_jsonrpc_proxy_finished_fn * finished = proxy->request.finished;
-        void * user_data = proxy->request.user_data;
-
-        proxy->request.is_pending = false;
-        proxy->request.id = 0;
-        proxy->request.user_data = NULL;
-        proxy->request.finished = NULL;
-        wf_impl_timer_cancel(&proxy->request.timer);
-
-        finished(user_data, response.status, response.result);
-    }
-
-    wf_impl_jsonrpc_response_cleanup(&response);
-}
-

lib/webfuse/adapter/impl/jsonrpc/proxy.h

@@ -1,82 +0,0 @@
-#ifndef WF_ADAPTER_IMPL_JSONRPC_PROXY_H
-#define WF_ADAPTER_IMPL_JSONRPC_PROXY_H
-
-#ifndef __cplusplus
-#include <stdarg.h>
-#include <stddef.h>
-#include <stdbool.h>
-#else
-#include <cstdarg>
-#include <cstddef>
-using std::size_t;
-#endif
-
-#include <jansson.h>
-#include "webfuse/adapter/impl/jsonrpc/send_fn.h"
-#include "webfuse/adapter/impl/time/timeout_manager.h"
-#include "webfuse/adapter/impl/time/timer.h"
-#include "webfuse/core/status.h"
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-typedef void wf_impl_jsonrpc_proxy_finished_fn(
-	void * user_data,
-	wf_status status,
-	struct json_t const * result);
-
-
-struct wf_impl_jsonrpc_request
-{
-    bool is_pending;
-    wf_impl_jsonrpc_proxy_finished_fn * finished;
-    void * user_data;
-    int id;
-    struct wf_impl_timer timer;
-};
-
-struct wf_impl_jsonrpc_proxy
-{
-    struct wf_impl_jsonrpc_request request;
-    int timeout;
-    wf_impl_jsonrpc_send_fn * send;
-    void * user_data;
-};
-
-extern void wf_impl_jsonrpc_proxy_init(
-    struct wf_impl_jsonrpc_proxy * proxy,
-    struct wf_impl_timeout_manager * manager,
-    int timeout,
-    wf_impl_jsonrpc_send_fn * send,
-    void * user_data);
-
-extern void wf_impl_jsonrpc_proxy_cleanup(
-    struct wf_impl_jsonrpc_proxy * proxy);
-
-extern void wf_impl_jsonrpc_proxy_invoke(
-	struct wf_impl_jsonrpc_proxy * proxy,
-	wf_impl_jsonrpc_proxy_finished_fn * finished,
-	void * user_data,
-	char const * method_name,
-	char const * param_info,
-	...
-);
-
-extern void wf_impl_jsonrpc_proxy_notify(
-	struct wf_impl_jsonrpc_proxy * proxy,
-	char const * method_name,
-	char const * param_info,
-	...
-);
-
-extern void wf_impl_jsonrpc_proxy_onresult(
-    struct wf_impl_jsonrpc_proxy * proxy,
-    json_t * message);
-
-#ifdef __cplusplus
-}
-#endif
-
-
-#endif

lib/webfuse/adapter/impl/jsonrpc/request.h

@@ -1,52 +0,0 @@
-#ifndef WF_ADAPTER_IMPL_JSONRPC_REQUEST_H
-#define WF_ADAPTER_IMPL_JSONRPC_REQUEST_H
-
-#ifndef __cplusplus
-#include <stdarg.h>
-#include <stddef.h>
-#include <stdbool.h>
-#else
-#include <cstdarg>
-#include <cstddef>
-using std::size_t;
-#endif
-
-#include <jansson.h>
-#include "webfuse/core/status.h"
-#include "webfuse/adapter/impl/jsonrpc/send_fn.h"
-
-#ifdef __cplusplus
-extern "C"
-{
-#endif
-
-struct wf_impl_jsonrpc_request;
-
-extern bool wf_impl_jsonrpc_is_request(
-    json_t * message);
-
-extern struct wf_impl_jsonrpc_request * wf_impl_jsonrpc_request_create(
-    int id,
-    wf_impl_jsonrpc_send_fn * send,
-    void * user_data);
-
-extern void wf_impl_jsonrpc_request_dispose(
-    struct wf_impl_jsonrpc_request * request);
-
-extern void * wf_impl_jsonrpc_request_get_userdata(
-    struct wf_impl_jsonrpc_request * request);
-
-extern void wf_impl_jsonrpc_respond(
-    struct wf_impl_jsonrpc_request * request,
-    json_t * result);
-
-extern void wf_impl_jsonrpc_respond_error(
-    struct wf_impl_jsonrpc_request * request,
-    wf_status status);
-
-
-#ifdef __cplusplus
-}
-#endif
-
-#endif

lib/webfuse/adapter/impl/jsonrpc/response.h

@@ -1,41 +0,0 @@
-#ifndef WF_ADAPTER_IMPL_JSONRPC_RESPONSE_H
-#define WF_ADAPTER_IMPL_JSONRPC_RESPONSE_H
-
-#ifndef __cplusplus
-#include <stdbool.h>
-#include <stddef.h>
-#else
-#include <cstddef>
-using std::size_t;
-#endif
-
-#include <jansson.h>
-#include "webfuse/core/status.h"
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-struct wf_impl_jsonrpc_response
-{
-	wf_status status;
-	int id;
-	json_t * result;	
-};
-
-extern bool wf_impl_jsonrpc_is_response(
-    json_t * message);
-
-extern void wf_impl_jsonrpc_response_init(
-	struct wf_impl_jsonrpc_response * response,
-    json_t * message);
-
-extern void wf_impl_jsonrpc_response_cleanup(
-	struct wf_impl_jsonrpc_response * response);
-
-#ifdef __cplusplus
-}
-#endif
-
-#endif
-

lib/webfuse/adapter/impl/jsonrpc/server.c

@@ -1,95 +0,0 @@
-#include "webfuse/adapter/impl/jsonrpc/server.h"
-#include "webfuse/adapter/impl/jsonrpc/method.h"
-#include "webfuse/adapter/impl/jsonrpc/request.h"
-#include "webfuse/core/util.h"
-
-#include <string.h>
-
-void wf_impl_jsonrpc_server_init(
-    struct wf_impl_jsonrpc_server * server)
-{
-    server->methods = NULL;
-}
-
-void wf_impl_jsonrpc_server_cleanup(
-    struct wf_impl_jsonrpc_server * server)
-{
-    struct wf_impl_jsonrpc_method * current = server->methods;
-    while (NULL != current)
-    {
-        struct wf_impl_jsonrpc_method * next = current->next;
-        wf_impl_jsonrpc_method_dispose(current);
-        current = next;
-    }
-    server->methods = NULL;
-}
-
-void wf_impl_jsonrpc_server_add(
-    struct wf_impl_jsonrpc_server * server,
-    char const * method_name,
-    wf_impl_jsonrpc_method_invoke_fn * invoke,
-    void * user_data)
-{
-    struct wf_impl_jsonrpc_method * method = wf_impl_jsonrpc_method_create(method_name, invoke, user_data);
-    method->next = server->methods;
-    server->methods = method;
-}
-
-static void wf_impl_jsonrpc_server_invalid_method_invoke(
-    struct wf_impl_jsonrpc_request * request,
-    char const * WF_UNUSED_PARAM(method_name),
-    json_t * WF_UNUSED_PARAM(params),
-    void * WF_UNUSED_PARAM(user_data))
-{
-    wf_impl_jsonrpc_respond_error(request, WF_BAD_NOTIMPLEMENTED);
-}
-
-static struct wf_impl_jsonrpc_method const wf_impl_jsonrpc_server_invalid_method = 
-{
-    .next = NULL,
-    .name = "<invalid>",
-    .invoke = &wf_impl_jsonrpc_server_invalid_method_invoke,
-    .user_data = NULL    
-};
-
-static struct wf_impl_jsonrpc_method const * wf_impl_jsonrpc_server_get_method(
-    struct wf_impl_jsonrpc_server * server,
-    char const * method_name)
-{
-    struct wf_impl_jsonrpc_method const * current = server->methods;
-    while (NULL != current) 
-    {
-        if (0 == strcmp(method_name, current->name))
-        {
-            return current;
-        }
-
-        current = current->next;
-    }
-
-    return &wf_impl_jsonrpc_server_invalid_method;
-}
-
-void wf_impl_jsonrpc_server_process(
-    struct wf_impl_jsonrpc_server * server,
-    json_t * request_data,
-    wf_impl_jsonrpc_send_fn * send,
-    void * user_data)
-{
-    json_t * method_holder = json_object_get(request_data, "method");
-    json_t * params = json_object_get(request_data, "params");
-    json_t * id_holder = json_object_get(request_data, "id");
-
-    if (json_is_string(method_holder) &&
-        (json_is_array(params) || (json_is_object(params))) &&
-        json_is_integer(id_holder))
-    {
-        char const * method_name = json_string_value(method_holder);
-        int id = json_integer_value(id_holder);
-        struct wf_impl_jsonrpc_request * request = wf_impl_jsonrpc_request_create(id, send, user_data);
-        struct wf_impl_jsonrpc_method const * method = wf_impl_jsonrpc_server_get_method(server, method_name);
-
-        method->invoke(request, method_name, params, method->user_data);
-    }
-}
-

lib/webfuse/adapter/impl/jsonrpc/server.h

@@ -1,48 +0,0 @@
-#ifndef WF_ADAPTER_IMPL_JSONRPC_SERVER_H
-#define WF_ADAPTER_IMPL_JSONRPC_SERVER_H
-
-#ifndef __cplusplus
-#include <stdarg.h>
-#include <stdbool.h>
-#else
-#include <cstdarg>
-#endif
-
-#include <jansson.h>
-#include "webfuse/core/status.h"
-#include "webfuse/adapter/impl/jsonrpc/send_fn.h"
-#include "webfuse/adapter/impl/jsonrpc/method.h"
-
-#ifdef __cplusplus
-extern "C"
-{
-#endif
-
-struct wf_impl_jsonrpc_server
-{
-    struct wf_impl_jsonrpc_method * methods;
-};
-
-extern void wf_impl_jsonrpc_server_init(
-    struct wf_impl_jsonrpc_server * server);
-
-extern void wf_impl_jsonrpc_server_cleanup(
-    struct wf_impl_jsonrpc_server * server);
-
-extern void wf_impl_jsonrpc_server_add(
-    struct wf_impl_jsonrpc_server * server,
-    char const * method_name,
-    wf_impl_jsonrpc_method_invoke_fn * invoke,
-    void * user_data);
-
-extern void wf_impl_jsonrpc_server_process(
-    struct wf_impl_jsonrpc_server * server,
-    json_t * request,
-    wf_impl_jsonrpc_send_fn * send,
-    void * user_data);
-
-#ifdef __cplusplus
-}
-#endif
-
-#endif

lib/webfuse/adapter/impl/jsonrpc/util.c

@@ -1,14 +0,0 @@
-#include "webfuse/adapter/impl/jsonrpc/util.h"
-
-int wf_impl_json_get_int(json_t const * object, char const * key, int default_value)
-{
-	int result = default_value;
-
-	json_t * holder = json_object_get(object, key);
-	if ((NULL != holder) && (json_is_integer(holder)))
-	{
-		result = json_integer_value(holder);
-	}
-
-	return result;
-}

lib/webfuse/adapter/impl/jsonrpc/util.h

@@ -1,17 +0,0 @@
-#ifndef WF_ADAPTER_IMPL_JSON_UTIL_H
-#define WF_ADAPTER_IMPL_JSON_UTIL_H
-
-#include <jansson.h>
-
-#ifdef __cplusplus
-extern "C"
-{
-#endif
-
-extern int wf_impl_json_get_int(json_t const * object, char const * key, int default_value);
-
-#ifdef __cplusplus
-}
-#endif
-
-#endif

lib/webfuse/adapter/impl/operation/close.c

@@ -4,7 +4,7 @@
 #include <errno.h>
 #include <jansson.h>
 
-#include "webfuse/adapter/impl/jsonrpc/proxy.h"
+#include "wf/jsonrpc/proxy.h"
 #include "webfuse/core/util.h"
 
 void wf_impl_operation_close(
@@ -13,12 +13,12 @@ void wf_impl_operation_close(
 	struct fuse_file_info * file_info)
 {
     struct wf_impl_operations_context * user_data = fuse_req_userdata(request);
-    struct wf_impl_jsonrpc_proxy * rpc = wf_impl_operations_context_get_proxy(user_data);
+    struct wf_jsonrpc_proxy * rpc = wf_impl_operations_context_get_proxy(user_data);
 
 	if (NULL != rpc)
 	{
 		int handle = (int) (file_info->fh & INT_MAX);
-		wf_impl_jsonrpc_proxy_notify(rpc, "close", "siii", user_data->name, inode, handle, file_info->flags);
+		wf_jsonrpc_proxy_notify(rpc, "close", "siii", user_data->name, inode, handle, file_info->flags);
 	}
 	
 	fuse_reply_err(request, 0);

lib/webfuse/adapter/impl/operation/getattr.c

@@ -7,8 +7,8 @@
 #include <sys/stat.h>
 #include <unistd.h> 
 
-#include "webfuse/adapter/impl/jsonrpc/proxy.h"
+#include "wf/jsonrpc/proxy.h"
-#include "webfuse/adapter/impl/jsonrpc/util.h"
+#include "webfuse/core/json_util.h"
 #include "webfuse/core/util.h"
 
 struct wf_impl_operation_getattr_context
@@ -22,16 +22,17 @@ struct wf_impl_operation_getattr_context
 
 static void wf_impl_operation_getattr_finished(
 	void * user_data,
-	wf_status status,
+	json_t const * result,
-	json_t const * data)
+	json_t const * error)
 {
+	wf_status status = wf_impl_jsonrpc_get_status(error);
 	struct wf_impl_operation_getattr_context * context = user_data;
 
     struct stat buffer;
-	if (NULL != data)
+	if (NULL != result)
 	{
-		json_t * mode_holder = json_object_get(data, "mode");
+		json_t * mode_holder = json_object_get(result, "mode");
-		json_t * type_holder = json_object_get(data, "type");
+		json_t * type_holder = json_object_get(result, "type");
 		if ((NULL != mode_holder) && (json_is_integer(mode_holder)) && 
 		    (NULL != type_holder) && (json_is_string(type_holder)))
 		{
@@ -52,10 +53,10 @@ static void wf_impl_operation_getattr_finished(
             buffer.st_uid = context->uid;
             buffer.st_gid = context->gid;
             buffer.st_nlink = 1;
-			buffer.st_size = wf_impl_json_get_int(data, "size", 0);
+			buffer.st_size = wf_impl_json_get_int(result, "size", 0);
-			buffer.st_atime = wf_impl_json_get_int(data, "atime", 0);
+			buffer.st_atime = wf_impl_json_get_int(result, "atime", 0);
-			buffer.st_mtime = wf_impl_json_get_int(data, "mtime", 0);
+			buffer.st_mtime = wf_impl_json_get_int(result, "mtime", 0);
-			buffer.st_ctime = wf_impl_json_get_int(data, "ctime", 0);
+			buffer.st_ctime = wf_impl_json_get_int(result, "ctime", 0);
 		}
 		else
 		{
@@ -82,7 +83,7 @@ void wf_impl_operation_getattr (
 {
     struct fuse_ctx const * context = fuse_req_ctx(request);
     struct wf_impl_operations_context * user_data = fuse_req_userdata(request);
-    struct wf_impl_jsonrpc_proxy * rpc = wf_impl_operations_context_get_proxy(user_data);
+    struct wf_jsonrpc_proxy * rpc = wf_impl_operations_context_get_proxy(user_data);
 
 	if (NULL != rpc)
 	{
@@ -93,7 +94,7 @@ void wf_impl_operation_getattr (
 		getattr_context->gid = context->gid;
 		getattr_context->timeout = user_data->timeout;
 
-		wf_impl_jsonrpc_proxy_invoke(rpc, &wf_impl_operation_getattr_finished, getattr_context, "getattr", "si", user_data->name, inode);
+		wf_jsonrpc_proxy_invoke(rpc, &wf_impl_operation_getattr_finished, getattr_context, "getattr", "si", user_data->name, inode);
 	}
 	else
 	{

lib/webfuse/adapter/impl/operation/lookup.c

@@ -10,8 +10,8 @@
 
 #include <stdlib.h>
 
-#include "webfuse/adapter/impl/jsonrpc/proxy.h"
+#include "wf/jsonrpc/proxy.h"
-#include "webfuse/adapter/impl/jsonrpc/util.h"
+#include "webfuse/core/json_util.h"
 #include "webfuse/core/util.h"
 
 struct wf_impl_operation_lookup_context
@@ -24,18 +24,19 @@ struct wf_impl_operation_lookup_context
 
 static void wf_impl_operation_lookup_finished(
 	void * user_data,
-	wf_status status,
+	json_t const * result,
-	json_t const * data
+	json_t const * error
 )
 {
+	wf_status status = wf_impl_jsonrpc_get_status(error);
 	struct wf_impl_operation_lookup_context * context = user_data; 	
     struct fuse_entry_param buffer;
 
-	if (NULL != data)
+	if (NULL != result)
 	{
-		json_t * inode_holder = json_object_get(data, "inode"); 
+		json_t * inode_holder = json_object_get(result, "inode"); 
-		json_t * mode_holder = json_object_get(data, "mode");
+		json_t * mode_holder = json_object_get(result, "mode");
-		json_t * type_holder = json_object_get(data, "type");
+		json_t * type_holder = json_object_get(result, "type");
 		if ((NULL != inode_holder) && (json_is_integer(inode_holder)) &&
 			(NULL != mode_holder) && (json_is_integer(mode_holder)) && 
 		    (NULL != type_holder) && (json_is_string(type_holder)))
@@ -61,10 +62,10 @@ static void wf_impl_operation_lookup_finished(
             buffer.attr.st_uid = context->uid;
             buffer.attr.st_gid = context->gid;
             buffer.attr.st_nlink = 1;
-			buffer.attr.st_size = wf_impl_json_get_int(data, "size", 0);
+			buffer.attr.st_size = wf_impl_json_get_int(result, "size", 0);
-			buffer.attr.st_atime = wf_impl_json_get_int(data, "atime", 0);
+			buffer.attr.st_atime = wf_impl_json_get_int(result, "atime", 0);
-			buffer.attr.st_mtime = wf_impl_json_get_int(data, "mtime", 0);
+			buffer.attr.st_mtime = wf_impl_json_get_int(result, "mtime", 0);
-			buffer.attr.st_ctime = wf_impl_json_get_int(data, "ctime", 0);
+			buffer.attr.st_ctime = wf_impl_json_get_int(result, "ctime", 0);
 		}
 		else
 		{
@@ -91,7 +92,7 @@ void wf_impl_operation_lookup (
 {
     struct fuse_ctx const * context = fuse_req_ctx(request);
     struct wf_impl_operations_context * user_data = fuse_req_userdata(request);
-    struct wf_impl_jsonrpc_proxy * rpc = wf_impl_operations_context_get_proxy(user_data);
+    struct wf_jsonrpc_proxy * rpc = wf_impl_operations_context_get_proxy(user_data);
 
 	if (NULL != rpc)
 	{
@@ -101,7 +102,7 @@ void wf_impl_operation_lookup (
 		lookup_context->gid = context->gid;
 		lookup_context->timeout = user_data->timeout;
 
-		wf_impl_jsonrpc_proxy_invoke(rpc, &wf_impl_operation_lookup_finished, lookup_context, "lookup", "sis", user_data->name, (int) (parent & INT_MAX), name);
+		wf_jsonrpc_proxy_invoke(rpc, &wf_impl_operation_lookup_finished, lookup_context, "lookup", "sis", user_data->name, (int) (parent & INT_MAX), name);
 	}
 	else
 	{

lib/webfuse/adapter/impl/operation/open.c

@@ -4,15 +4,17 @@
 #include <errno.h>
 #include <jansson.h>
 
-#include "webfuse/adapter/impl/jsonrpc/proxy.h"
+#include "wf/jsonrpc/proxy.h"
 #include "webfuse/core/util.h"
 #include "webfuse/core/status.h"
+#include "webfuse/core/json_util.h"
 
 static void wf_impl_operation_open_finished(
 	void * user_data,
-	wf_status status,
+	json_t const * result,
-	json_t const * result)
+	json_t const * error)
 {
+	wf_status status = wf_impl_jsonrpc_get_status(error);
 	fuse_req_t request = user_data;
 	struct fuse_file_info file_info;
 	memset(&file_info, 0, sizeof(struct fuse_file_info));
@@ -47,11 +49,11 @@ void wf_impl_operation_open(
 	struct fuse_file_info * file_info)
 {
     struct wf_impl_operations_context * user_data = fuse_req_userdata(request);
-    struct wf_impl_jsonrpc_proxy * rpc = wf_impl_operations_context_get_proxy(user_data);
+    struct wf_jsonrpc_proxy * rpc = wf_impl_operations_context_get_proxy(user_data);
 
 	if (NULL != rpc)
 	{
-		wf_impl_jsonrpc_proxy_invoke(rpc, &wf_impl_operation_open_finished, request, "open", "sii", user_data->name, inode, file_info->flags);
+		wf_jsonrpc_proxy_invoke(rpc, &wf_impl_operation_open_finished, request, "open", "sii", user_data->name, inode, file_info->flags);
 	}
 	else
 	{

lib/webfuse/adapter/impl/operation/read.c

@@ -5,8 +5,9 @@
 #include <limits.h>
 #include <jansson.h>
 
-#include "webfuse/adapter/impl/jsonrpc/proxy.h"
+#include "wf/jsonrpc/proxy.h"
 #include "webfuse/core/base64.h"
+#include "webfuse/core/json_util.h"
 
 #define WF_MAX_READ_LENGTH 4096
 
@@ -38,17 +39,21 @@ static char * wf_impl_fill_buffer(
 	return buffer;
 }
 
-static void wf_impl_operation_read_finished(void * user_data, wf_status status, json_t const * data)
+static void wf_impl_operation_read_finished(
+	void * user_data, 
+	json_t const * result,
+	json_t const * error)
 {
+	wf_status status = wf_impl_jsonrpc_get_status(error);
 	fuse_req_t request = user_data;
 
 	char * buffer = NULL;	
 	size_t length = 0;
-	if (NULL != data)
+	if (NULL != result)
 	{
-		json_t * data_holder = json_object_get(data, "data");
+		json_t * data_holder = json_object_get(result, "data");
-		json_t * format_holder = json_object_get(data, "format");
+		json_t * format_holder = json_object_get(result, "format");
-		json_t * count_holder = json_object_get(data, "count");
+		json_t * count_holder = json_object_get(result, "count");
 
 		if (json_is_string(data_holder) &&
         	json_is_string(format_holder) &&
@@ -87,13 +92,13 @@ void wf_impl_operation_read(
 	struct fuse_file_info * file_info)
 {
     struct wf_impl_operations_context * user_data = fuse_req_userdata(request);
-    struct wf_impl_jsonrpc_proxy * rpc = wf_impl_operations_context_get_proxy(user_data);
+    struct wf_jsonrpc_proxy * rpc = wf_impl_operations_context_get_proxy(user_data);
 
 	if (NULL != rpc)
 	{
 		int const length = (size <= WF_MAX_READ_LENGTH) ? (int) size : WF_MAX_READ_LENGTH;
 		int handle = (file_info->fh & INT_MAX);
-		wf_impl_jsonrpc_proxy_invoke(rpc, &wf_impl_operation_read_finished, request, "read", "siiii", user_data->name, (int) inode, handle, (int) offset, length);
+		wf_jsonrpc_proxy_invoke(rpc, &wf_impl_operation_read_finished, request, "read", "siiii", user_data->name, (int) inode, handle, (int) offset, length);
 	}
 	else
 	{

lib/webfuse/adapter/impl/operation/readdir.c

@@ -8,8 +8,9 @@
 #include <sys/stat.h>
 #include <unistd.h> 
 
-#include "webfuse/adapter/impl/jsonrpc/proxy.h"
+#include "wf/jsonrpc/proxy.h"
 #include "webfuse/core/util.h"
+#include "webfuse/core/json_util.h"
 
 
 #define WF_DIRBUFFER_INITIAL_SIZE 1024
@@ -73,9 +74,10 @@ static size_t wf_impl_min(size_t a, size_t b)
 
 static void wf_impl_operation_readdir_finished(
 	void * user_data,
-	wf_status status,
+	json_t const * result,
-	json_t const * result)
+	json_t const * error)
 {
+	wf_status status = wf_impl_jsonrpc_get_status(error);
 	struct wf_impl_operation_readdir_context * context = user_data;
 
 	struct wf_impl_dirbuffer buffer;
@@ -137,16 +139,16 @@ void wf_impl_operation_readdir (
 	struct fuse_file_info * WF_UNUSED_PARAM(file_info))
 {
     struct wf_impl_operations_context * user_data = fuse_req_userdata(request);
-    struct wf_impl_jsonrpc_proxy * rpc = wf_impl_operations_context_get_proxy(user_data);
+    struct wf_jsonrpc_proxy * rpc = wf_impl_operations_context_get_proxy(user_data);
 
 	if (NULL != rpc)
 	{
-	struct wf_impl_operation_readdir_context * readdir_context = malloc(sizeof(struct wf_impl_operation_readdir_context));
+		struct wf_impl_operation_readdir_context * readdir_context = malloc(sizeof(struct wf_impl_operation_readdir_context));
-	readdir_context->request = request;
+		readdir_context->request = request;
-	readdir_context->size = size;
+		readdir_context->size = size;
-	readdir_context->offset = offset;
+		readdir_context->offset = offset;
 
-	wf_impl_jsonrpc_proxy_invoke(rpc, &wf_impl_operation_readdir_finished, readdir_context, "readdir", "si", user_data->name, inode);
+		wf_jsonrpc_proxy_invoke(rpc, &wf_impl_operation_readdir_finished, readdir_context, "readdir", "si", user_data->name, inode);
 	}
 	else
 	{

lib/webfuse/adapter/impl/operations.c

@@ -3,15 +3,15 @@
 #include "webfuse/adapter/impl/session.h"
 #include <stddef.h>
 
-struct wf_impl_jsonrpc_proxy * wf_impl_operations_context_get_proxy(
+struct wf_jsonrpc_proxy * wf_impl_operations_context_get_proxy(
 	struct wf_impl_operations_context * context)
 {
-    struct wf_impl_jsonrpc_proxy * proxy = NULL;
+    struct wf_jsonrpc_proxy * proxy = NULL;
 
     struct wf_impl_session * session = context->session;
     if (NULL != session)
     {
-        proxy = &session->rpc;
+        proxy = session->rpc;
     }
 
     return proxy;

lib/webfuse/adapter/impl/operations.h

@@ -8,7 +8,7 @@ extern "C" {
 #endif
 
 struct wf_impl_session;
-struct wf_impl_jsonrpc_proxy;
+struct wf_jsonrpc_proxy;
 
 struct wf_impl_operations_context
 {
@@ -49,7 +49,7 @@ extern void wf_impl_operation_read(
 	fuse_ino_t ino, size_t size, off_t off,
 			struct fuse_file_info *fi);
 
-extern struct wf_impl_jsonrpc_proxy * wf_impl_operations_context_get_proxy(
+extern struct wf_jsonrpc_proxy * wf_impl_operations_context_get_proxy(
 	struct wf_impl_operations_context * context);
 
 #ifdef __cplusplus

lib/webfuse/adapter/impl/server_protocol.c

@@ -9,8 +9,12 @@
 #include "webfuse/core/protocol_names.h"
 
 #include "webfuse/adapter/impl/credentials.h"
-#include "webfuse/adapter/impl/jsonrpc/request.h"
 #include "webfuse/adapter/impl/uuid_mountpoint_factory.h"
+#include "webfuse/core/status_intern.h"
+
+#include "wf/jsonrpc/request.h"
+#include "wf/timer/manager.h"
+#include "wf/timer/timer.h"
 
 static int wf_impl_server_protocol_callback(
 	struct lws * wsi,
@@ -27,7 +31,7 @@ static int wf_impl_server_protocol_callback(
 
     struct wf_server_protocol * protocol = ws_protocol->user;
 
-    wf_impl_timeout_manager_check(&protocol->timeout_manager);
+    wf_timer_manager_check(protocol->timer_manager);
     struct wf_impl_session * session = wf_impl_session_manager_get(&protocol->session_manager, wsi);
 
     switch (reason)
@@ -41,8 +45,8 @@ static int wf_impl_server_protocol_callback(
                 wsi,
                 &protocol->authenticators,
                 &protocol->mountpoint_factory,
-                &protocol->timeout_manager,
+                protocol->timer_manager,
-                &protocol->server);
+                protocol->server);
 
             if (NULL != session)
             {
@@ -129,7 +133,7 @@ void wf_impl_server_protocol_init_lws(
 }
 
 static void wf_impl_server_protocol_authenticate(
-    struct wf_impl_jsonrpc_request * request,
+    struct wf_jsonrpc_request * request,
     char const * WF_UNUSED_PARAM(method_name),
     json_t * params,
     void * WF_UNUSED_PARAM(user_data))
@@ -145,7 +149,7 @@ static void wf_impl_server_protocol_authenticate(
         struct wf_credentials creds;
          
         wf_impl_credentials_init(&creds, type, creds_holder);
-        struct wf_impl_session * session = wf_impl_jsonrpc_request_get_userdata(request);
+        struct wf_impl_session * session = wf_jsonrpc_request_get_userdata(request);
         result = wf_impl_session_authenticate(session, &creds);
         
         wf_impl_credentials_cleanup(&creds);
@@ -155,11 +159,11 @@ static void wf_impl_server_protocol_authenticate(
     if (result)
     {
         json_t * result = json_object();
-        wf_impl_jsonrpc_respond(request, result);
+        wf_jsonrpc_respond(request, result);
     }
     else
     {
-        wf_impl_jsonrpc_respond_error(request, WF_BAD_ACCESS_DENIED);
+        wf_jsonrpc_respond_error(request, WF_BAD_ACCESS_DENIED, wf_status_tostring(WF_BAD_ACCESS_DENIED));
     }    
 }
 
@@ -179,12 +183,12 @@ static bool wf_impl_server_protocol_check_name(char const * value)
 }
 
 static void wf_impl_server_protocol_add_filesystem(
-    struct wf_impl_jsonrpc_request * request,
+    struct wf_jsonrpc_request * request,
     char const * WF_UNUSED_PARAM(method_name),
     json_t * params,
     void * WF_UNUSED_PARAM(user_data))
 {
-    struct wf_impl_session * session = wf_impl_jsonrpc_request_get_userdata(request);
+    struct wf_impl_session * session = wf_jsonrpc_request_get_userdata(request);
     wf_status status = (session->is_authenticated) ? WF_GOOD : WF_BAD_ACCESS_DENIED;
 
     char const * name = NULL;
@@ -218,11 +222,11 @@ static void wf_impl_server_protocol_add_filesystem(
     {
         json_t * result = json_object();
         json_object_set_new(result, "id", json_string(name));
-        wf_impl_jsonrpc_respond(request, result);
+        wf_jsonrpc_respond(request, result);
     }
     else
     {
-        wf_impl_jsonrpc_respond_error(request, status);
+        wf_jsonrpc_respond_error(request, status, wf_status_tostring(status));
     }
     
 
@@ -236,13 +240,13 @@ void wf_impl_server_protocol_init(
 
     wf_impl_mountpoint_factory_move(mountpoint_factory, &protocol->mountpoint_factory);
 
-    wf_impl_timeout_manager_init(&protocol->timeout_manager);
+    protocol->timer_manager = wf_timer_manager_create();
     wf_impl_session_manager_init(&protocol->session_manager);
     wf_impl_authenticators_init(&protocol->authenticators);
 
-    wf_impl_jsonrpc_server_init(&protocol->server);
+    protocol->server = wf_jsonrpc_server_create();
-    wf_impl_jsonrpc_server_add(&protocol->server, "authenticate", &wf_impl_server_protocol_authenticate, protocol);
+    wf_jsonrpc_server_add(protocol->server, "authenticate", &wf_impl_server_protocol_authenticate, protocol);
-    wf_impl_jsonrpc_server_add(&protocol->server, "add_filesystem", &wf_impl_server_protocol_add_filesystem, protocol);
+    wf_jsonrpc_server_add(protocol->server, "add_filesystem", &wf_impl_server_protocol_add_filesystem, protocol);
 }
 
 void wf_impl_server_protocol_cleanup(
@@ -250,8 +254,8 @@ void wf_impl_server_protocol_cleanup(
 {
     protocol->is_operational = false;
 
-    wf_impl_jsonrpc_server_cleanup(&protocol->server);
+    wf_jsonrpc_server_dispose(protocol->server);
-    wf_impl_timeout_manager_cleanup(&protocol->timeout_manager);
+    wf_timer_manager_dispose(protocol->timer_manager);
     wf_impl_authenticators_cleanup(&protocol->authenticators);
     wf_impl_session_manager_cleanup(&protocol->session_manager);
     wf_impl_mountpoint_factory_cleanup(&protocol->mountpoint_factory);

lib/webfuse/adapter/impl/server_protocol.h

@@ -1,12 +1,11 @@
 #ifndef WF_ADAPTER_IMPL_SERVER_PROTOCOL_H
 #define WF_ADAPTER_IMPL_SERVER_PROTOCOL_H
 
-#include "webfuse/adapter/impl/jsonrpc/proxy.h"
-#include "webfuse/adapter/impl/time/timeout_manager.h"
 #include "webfuse/adapter/impl/authenticators.h"
 #include "webfuse/adapter/impl/mountpoint_factory.h"
 #include "webfuse/adapter/impl/session_manager.h"
-#include "webfuse/adapter/impl/jsonrpc/server.h"
+#include "wf/jsonrpc/proxy.h"
+#include "wf/jsonrpc/server.h"
 
 #ifndef __cplusplus
 #include <stdbool.h>
@@ -18,14 +17,15 @@ extern "C"
 #endif
 
 struct lws_protocols;
+struct wf_timer_manager;
 
 struct wf_server_protocol
 {
-    struct wf_impl_timeout_manager timeout_manager;
     struct wf_impl_authenticators authenticators;
     struct wf_impl_mountpoint_factory mountpoint_factory;
     struct wf_impl_session_manager session_manager;
-    struct wf_impl_jsonrpc_server server;
+    struct wf_jsonrpc_server * server;
+    struct wf_timer_manager * timer_manager;
     bool is_operational;
 };
 

lib/webfuse/adapter/impl/session.c

@@ -2,15 +2,16 @@
 #include "webfuse/adapter/impl/authenticators.h"
 #include "webfuse/core/message_queue.h"
 #include "webfuse/core/message.h"
-#include "webfuse/adapter/impl/jsonrpc/proxy.h"
-#include "webfuse/adapter/impl/jsonrpc/request.h"
-#include "webfuse/adapter/impl/jsonrpc/response.h"
 #include "webfuse/adapter/impl/mountpoint_factory.h"
 #include "webfuse/adapter/impl/mountpoint.h"
 
 #include "webfuse/core/container_of.h"
 #include "webfuse/core/util.h"
 
+#include "wf/jsonrpc/proxy.h"
+#include "wf/jsonrpc/request.h"
+#include "wf/jsonrpc/response.h"
+
 #include <libwebsockets.h>
 #include <stddef.h>
 #include <stdlib.h>
@@ -24,7 +25,7 @@ static bool wf_impl_session_send(
     struct wf_impl_session * session = user_data;
     struct wf_message * message = wf_message_create(request);
 
-    bool result = (session->is_authenticated || wf_impl_jsonrpc_is_response(request)) && (NULL != session->wsi);
+    bool result = (session->is_authenticated || wf_jsonrpc_is_response(request)) && (NULL != session->wsi);
 
     if (result)
     {
@@ -44,8 +45,8 @@ static bool wf_impl_session_send(
 struct wf_impl_session * wf_impl_session_create(
     struct lws * wsi,
     struct wf_impl_authenticators * authenticators,
-    struct wf_impl_timeout_manager * timeout_manager,
+    struct wf_timer_manager * timer_manager,
-    struct wf_impl_jsonrpc_server * server,
+    struct wf_jsonrpc_server * server,
     struct wf_impl_mountpoint_factory * mountpoint_factory)
 {
 
@@ -59,7 +60,7 @@ struct wf_impl_session * wf_impl_session_create(
         session->authenticators = authenticators;
         session->server = server;
         session->mountpoint_factory = mountpoint_factory;
-        wf_impl_jsonrpc_proxy_init(&session->rpc, timeout_manager, WF_DEFAULT_TIMEOUT, &wf_impl_session_send, session);
+        session->rpc = wf_jsonrpc_proxy_create(timer_manager, WF_DEFAULT_TIMEOUT, &wf_impl_session_send, session);
         wf_slist_init(&session->messages);
     }
 
@@ -83,15 +84,10 @@ static void wf_impl_session_dispose_filesystems(
 void wf_impl_session_dispose(
     struct wf_impl_session * session)
 {
-    wf_impl_jsonrpc_proxy_cleanup(&session->rpc);
+    wf_jsonrpc_proxy_dispose(session->rpc);
     wf_message_queue_cleanup(&session->messages);
 
     wf_impl_session_dispose_filesystems(&session->filesystems);
-    session->is_authenticated = false;
-    session->wsi = NULL;
-    session->authenticators = NULL;
-    session->mountpoint_factory = NULL;
-    session->server = NULL;
     free(session);
 } 
 
@@ -159,13 +155,13 @@ void wf_impl_session_receive(
     json_t * message = json_loadb(data, length, 0, NULL);
     if (NULL != message)
     {
-        if (wf_impl_jsonrpc_is_response(message))
+        if (wf_jsonrpc_is_response(message))
         {
-            wf_impl_jsonrpc_proxy_onresult(&session->rpc, message);
+            wf_jsonrpc_proxy_onresult(session->rpc, message);
         }
-        else if (wf_impl_jsonrpc_is_request(message))
+        else if (wf_jsonrpc_is_request(message))
         {
-            wf_impl_jsonrpc_server_process(session->server, message, &wf_impl_session_send, session);
+            wf_jsonrpc_server_process(session->server, message, &wf_impl_session_send, session);
         }
 
 	    json_decref(message);

lib/webfuse/adapter/impl/session.h

@@ -10,11 +10,12 @@ using std::size_t;
 #endif
 
 #include "webfuse/core/message_queue.h"
-#include "webfuse/adapter/impl/jsonrpc/proxy.h"
-#include "webfuse/adapter/impl/jsonrpc/server.h"
 #include "webfuse/adapter/impl/filesystem.h"
 #include "webfuse/core/slist.h"
 
+#include "wf/jsonrpc/proxy.h"
+#include "wf/jsonrpc/server.h"
+
 #ifdef __cplusplus
 extern "C"
 {
@@ -25,7 +26,6 @@ struct wf_message;
 struct wf_credentials;
 struct wf_impl_authenticators;
 struct wf_impl_mountpoint_factory;
-struct wf_impl_timeout_manager;
 
 struct wf_impl_session
 {
@@ -35,16 +35,16 @@ struct wf_impl_session
     struct wf_slist messages;
     struct wf_impl_authenticators * authenticators;
     struct wf_impl_mountpoint_factory * mountpoint_factory;
-    struct wf_impl_jsonrpc_server * server;
+    struct wf_jsonrpc_server * server;
-    struct wf_impl_jsonrpc_proxy rpc;
+    struct wf_jsonrpc_proxy * rpc;
     struct wf_slist filesystems;
 };
 
 extern struct wf_impl_session * wf_impl_session_create(
     struct lws * wsi,
     struct wf_impl_authenticators * authenticators,
-    struct wf_impl_timeout_manager * timeout_manager,
+    struct wf_timer_manager * timer_manager,
-    struct wf_impl_jsonrpc_server * server,
+    struct wf_jsonrpc_server * server,
     struct wf_impl_mountpoint_factory * mountpoint_factory);
 
 extern void wf_impl_session_dispose(

lib/webfuse/adapter/impl/session_manager.c

@@ -28,11 +28,11 @@ struct wf_impl_session * wf_impl_session_manager_add(
     struct lws * wsi,
     struct wf_impl_authenticators * authenticators,
     struct wf_impl_mountpoint_factory * mountpoint_factory,
-    struct wf_impl_timeout_manager * timeout_manager,
+    struct wf_timer_manager * timer_manager,
-    struct wf_impl_jsonrpc_server * server)
+    struct wf_jsonrpc_server * server)
 {
     struct wf_impl_session * session = wf_impl_session_create(
-        wsi, authenticators, timeout_manager, server, mountpoint_factory); 
+        wsi, authenticators, timer_manager, server, mountpoint_factory); 
     if (NULL != session)
     {
         wf_slist_append(&manager->sessions, &session->item);

lib/webfuse/adapter/impl/session_manager.h

@@ -15,8 +15,8 @@ extern "C"
 #endif
 
 struct lws;
-struct wf_impl_timeout_manager;
+struct wf_timer_manager;
-struct wf_impl_jsonrpc_server;
+struct wf_jsonrpc_server;
 
 struct wf_impl_session_manager
 {
@@ -34,8 +34,8 @@ extern struct wf_impl_session * wf_impl_session_manager_add(
     struct lws * wsi,
     struct wf_impl_authenticators * authenticators,
     struct wf_impl_mountpoint_factory * mountpoint_factory,
-    struct wf_impl_timeout_manager * timeout_manager,
+    struct wf_timer_manager * timer_manager,
-    struct wf_impl_jsonrpc_server * server);
+    struct wf_jsonrpc_server * server);
 
 extern struct wf_impl_session * wf_impl_session_manager_get(
     struct wf_impl_session_manager * manager,

lib/webfuse/adapter/impl/time/timeout_manager.c

@@ -1,84 +0,0 @@
-#include "webfuse/adapter/impl/time/timeout_manager_intern.h"
-
-#include <stddef.h>
-#include "webfuse/adapter/impl/time/timer_intern.h"
-#include "webfuse/adapter/impl/time/timepoint.h"
-
-void wf_impl_timeout_manager_init(
-    struct wf_impl_timeout_manager * manager)
-{
-    manager->timers = NULL;
-}
-
-void wf_impl_timeout_manager_cleanup(
-    struct wf_impl_timeout_manager * manager)
-{
-    struct wf_impl_timer * timer = manager->timers;
-    while (NULL != timer)
-    {
-        struct wf_impl_timer * next = timer->next;
-
-        wf_impl_timer_trigger(timer);
-
-        timer = next;
-    }
-
-    manager->timers = NULL;
-
-}
-
-void wf_impl_timeout_manager_check(
-    struct wf_impl_timeout_manager * manager)
-{
-    struct wf_impl_timer * timer = manager->timers;
-    while (NULL != timer)
-    {
-        struct wf_impl_timer * next = timer->next;
-
-        if (wf_impl_timer_is_timeout(timer))
-        {
-            wf_impl_timeout_manager_removetimer(manager, timer);
-            wf_impl_timer_trigger(timer);
-        }
-
-        timer = next;
-    }    
-}
-
-void wf_impl_timeout_manager_addtimer(
-    struct wf_impl_timeout_manager * manager,
-    struct wf_impl_timer * timer)
-{
-    if (NULL != manager->timers)
-    {
-        manager->timers->prev = timer;
-    }
-
-    timer->next = manager->timers;
-    timer->prev = NULL;
-    manager->timers = timer;
-}
-
-void wf_impl_timeout_manager_removetimer(
-    struct wf_impl_timeout_manager * manager,
-    struct wf_impl_timer * timer)
-{
-    struct wf_impl_timer * prev = timer->prev;
-    struct wf_impl_timer * next = timer->next;
-
-    if (NULL != prev)
-    {
-        prev->next = next;
-    }
-
-    if (NULL != next)
-    {
-        next->prev = prev;
-    }
-
-    if (manager->timers == timer)
-    {
-        manager->timers = next;
-    }
-}
-

lib/webfuse/adapter/impl/time/timeout_manager.h

@@ -1,29 +0,0 @@
-#ifndef WF_ADAPTER_IMPL_TIME_TIMEOUT_MANAGER_H
-#define WF_ADAPTER_IMPL_TIME_TIMEOUT_MANAGER_H
-
-#ifdef __cplusplus
-extern "C"
-{
-#endif
-
-struct wf_impl_timer;
-struct wf_impl_timeout_manager
-{
-    struct wf_impl_timer * timers;
-};
-
-extern void wf_impl_timeout_manager_init(
-    struct wf_impl_timeout_manager * manager);
-
-extern void wf_impl_timeout_manager_cleanup(
-    struct wf_impl_timeout_manager * manager);
-
-extern void wf_impl_timeout_manager_check(
-    struct wf_impl_timeout_manager * manager);
-
-
-#ifdef __cplusplus
-}
-#endif
-
-#endif

lib/webfuse/adapter/impl/time/timeout_manager_intern.h

@@ -1,24 +0,0 @@
-#ifndef WF_ADAPTER_IMPL_TIME_TIMEOUT_MANAGER_INTERN_H
-#define WF_ADAPTER_IMPL_TIME_TIMEOUT_MANAGER_INTERN_H
-
-#include "webfuse/adapter/impl/time/timeout_manager.h"
-
-#ifdef __cplusplus
-extern "C"
-{
-#endif
-
-extern void wf_impl_timeout_manager_addtimer(
-    struct wf_impl_timeout_manager * manager,
-    struct wf_impl_timer * timer);
-
-extern void wf_impl_timeout_manager_removetimer(
-    struct wf_impl_timeout_manager * manager,
-    struct wf_impl_timer * timer);
-
-#ifdef __cplusplus
-}
-#endif
-
-
-#endif

lib/webfuse/adapter/impl/time/timepoint.c

@@ -1,31 +0,0 @@
-#include "webfuse/adapter/impl/time/timepoint.h"
-
-#include <time.h>
-
-#define WF_MSEC_PER_SEC  ((wf_impl_timepoint) 1000) 
-#define WF_NSEC_PER_MSEC ((wf_impl_timepoint) 1000 * 1000) 
-
-wf_impl_timepoint wf_impl_timepoint_now(void)
-{
-    struct timespec tp;
-    clock_gettime(CLOCK_MONOTONIC, &tp);
-
-    wf_impl_timepoint const now = (tp.tv_sec * WF_MSEC_PER_SEC) + (tp.tv_nsec / WF_NSEC_PER_MSEC);
-    return now;
-}
-
-wf_impl_timepoint wf_impl_timepoint_in_msec(wf_impl_timediff value)
-{
-    wf_impl_timepoint const now = wf_impl_timepoint_now();
-    wf_impl_timepoint result = now + ((wf_impl_timepoint) value);
-
-    return result;
-}
-
-bool wf_impl_timepoint_is_elapsed(wf_impl_timepoint tp)
-{
-    wf_impl_timepoint const now = wf_impl_timepoint_now();
-    wf_impl_timediff const  diff = (wf_impl_timediff) (tp - now);
-
-    return (0 > diff);
-}

lib/webfuse/adapter/impl/time/timepoint.h

@@ -1,31 +0,0 @@
-#ifndef WF_ADAPTER_IMPL_TIME_TIMEPOINT_H
-#define WF_ADAPTER_IMPL_TIME_TIMEPOINT_H
-
-#ifndef __cplusplus
-#include <stdbool.h>
-#include <inttypes.h>
-#else
-#include <cinttypes>
-#endif
-
-#ifdef __cplusplus
-extern "C"
-{
-#endif
-
-typedef uint64_t wf_impl_timepoint;
-typedef int64_t wf_impl_timediff;
-
-extern wf_impl_timepoint wf_impl_timepoint_now(void);
-
-extern wf_impl_timepoint wf_impl_timepoint_in_msec(
-    wf_impl_timediff value);
-
-extern bool wf_impl_timepoint_is_elapsed(
-    wf_impl_timepoint timepoint);
-
-#ifdef __cplusplus
-} 
-#endif
-
-#endif

lib/webfuse/adapter/impl/time/timer.c

@@ -1,65 +0,0 @@
-#include "webfuse/adapter/impl/time/timer_intern.h"
-#include "webfuse/adapter/impl/time/timeout_manager_intern.h"
-
-#include <stddef.h>
-#include <string.h>
-
-void wf_impl_timer_init(
-    struct wf_impl_timer * timer,
-    struct wf_impl_timeout_manager * manager)
-{
-    timer->manager = manager;
-    timer->timeout = 0;
-    timer->timeout_handler = NULL;
-    timer->user_data = NULL;
-    timer->prev = NULL;
-    timer->next = NULL;
-}
-
-void wf_impl_timer_cleanup(
-    struct wf_impl_timer * timer)
-{
-    memset(timer, 0, sizeof(struct wf_impl_timer));    
-}
-
-void wf_impl_timer_start(
-    struct wf_impl_timer * timer,
-    wf_impl_timepoint absolute_timeout,
-    wf_impl_timer_timeout_fn * handler,
-    void * user_data)
-{
-    timer->timeout = absolute_timeout;
-    timer->timeout_handler = handler;
-    timer->user_data = user_data;
-
-    wf_impl_timeout_manager_addtimer(timer->manager, timer);
-}
-
-void wf_impl_timer_cancel(
-    struct wf_impl_timer * timer)
-{
-    wf_impl_timeout_manager_removetimer(timer->manager, timer);
-
-    timer->timeout = 0;
-    timer->timeout_handler = NULL;
-    timer->user_data = NULL;
-}
-
-bool wf_impl_timer_is_timeout(
-    struct wf_impl_timer * timer)
-{
-    return wf_impl_timepoint_is_elapsed(timer->timeout);
-}
-
-
-void wf_impl_timer_trigger(
-    struct wf_impl_timer * timer)
-{
-    if (NULL != timer->timeout_handler)
-    {
-        timer->prev = NULL;
-        timer->next = NULL;
-
-        timer->timeout_handler(timer);
-    }
-}

lib/webfuse/adapter/impl/time/timer.h

@@ -1,48 +0,0 @@
-#ifndef WF_ADAPTER_IMPL_TIME_TIMER_H
-#define WF_ADAPTER_IMPL_TIME_TIMER_H
-
-#include "webfuse/adapter/impl/time/timepoint.h"
-
-#ifdef __cplusplus
-extern "C"
-{
-#endif
-
-struct wf_impl_timer;
-struct wf_impl_timeout_manager;
-
-typedef void wf_impl_timer_timeout_fn(struct wf_impl_timer * timer);
-
-struct wf_impl_timer
-{
-    struct wf_impl_timeout_manager * manager;
-    wf_impl_timepoint timeout;
-    wf_impl_timer_timeout_fn * timeout_handler;
-    void * user_data;
-    struct wf_impl_timer * next;
-    struct wf_impl_timer * prev;
-};
-
-extern void wf_impl_timer_init(
-    struct wf_impl_timer * timer,
-    struct wf_impl_timeout_manager * manager);
-
-extern void wf_impl_timer_cleanup(
-    struct wf_impl_timer * timer);
-
-extern void wf_impl_timer_start(
-    struct wf_impl_timer * timer,
-    wf_impl_timepoint absolute_timeout,
-    wf_impl_timer_timeout_fn * handler,
-    void * user_data);
-
-extern void wf_impl_timer_cancel(
-    struct wf_impl_timer * timer);
-
-#ifdef __cplusplus
-}
-#endif
-
-
-
-#endif

lib/webfuse/adapter/impl/time/timer_intern.h

@@ -1,25 +0,0 @@
-#ifndef WF_ADAPTER_IMPL_TIME_TIMER_INTERN_H
-#define WF_ADAPTER_IMPL_TIME_TIMER_INTERN_H
-
-#ifndef __cplusplus
-#include <stdbool.h>
-#endif
-
-#include "webfuse/adapter/impl/time/timer.h"
-
-#ifdef __cplusplus
-extern "C"
-{
-#endif
-
-extern bool wf_impl_timer_is_timeout(
-    struct wf_impl_timer * timer);
-
-extern void wf_impl_timer_trigger(
-    struct wf_impl_timer * timer);
-
-#ifdef __cplusplus
-}
-#endif
-
-#endif

lib/webfuse/adapter/impl/uuid_mountpoint.c

@@ -60,8 +60,8 @@ static bool wf_impl_uuid_mountpoint_link_first_subdir(
 		{
 			if ((DT_DIR == entry->d_type) && ('.' != entry->d_name[0]))
 			{
-				symlink(entry->d_name, link_path);
+				int rc = symlink(entry->d_name, link_path);
-				result = true;
+				result = (0 == rc);
 				break;
 			}
 
@@ -114,7 +114,8 @@ wf_impl_uuid_mountpoint_create(
 	mkdir(data->full_path, 0755);
 
 	data->default_path = wf_create_string("%s/%s/default", root_path, filesystem);
-	symlink(data->id, data->default_path);
+	int rc =  symlink(data->id, data->default_path);
+	(void) rc; // ignore missing symlink
 
 	struct wf_mountpoint * mountpoint = wf_impl_mountpoint_create(data->full_path);
 	wf_impl_mountpoint_set_userdata(mountpoint, data, &wf_impl_uuid_mountpoint_data_dispose);

lib/webfuse/core/json_util.c

@@ -0,0 +1,48 @@
+#include "webfuse/core/json_util.h"
+#include "wf/jsonrpc/status.h"
+
+int wf_impl_json_get_int(json_t const * object, char const * key, int default_value)
+{
+	int result = default_value;
+
+	json_t * holder = json_object_get(object, key);
+	if ((NULL != holder) && (json_is_integer(holder)))
+	{
+		result = json_integer_value(holder);
+	}
+
+	return result;
+}
+
+static wf_status wf_impl_jsonrc_code_to_status(int code)
+{
+	switch (code)
+	{
+		case WF_JSONRPC_GOOD:
+			return WF_GOOD;
+		case WF_JSONRPC_BAD:
+			return WF_BAD;
+		case WF_JSONRPC_BAD_BUSY:
+			return WF_BAD_BUSY;
+		case WF_JSONRPC_BAD_TIMEOUT:
+			return WF_BAD_TIMEOUT;
+		case WF_JSONRPC_BAD_FORMAT:
+			return WF_BAD_FORMAT;
+		default:
+			return (wf_status) code;
+	}
+}
+
+wf_status 
+wf_impl_jsonrpc_get_status(
+	json_t const * error)
+{
+	wf_status status = WF_GOOD;
+	if (NULL != error)
+	{
+		int code = wf_impl_json_get_int(error, "code", WF_BAD_FORMAT);
+		status = wf_impl_jsonrc_code_to_status(code);
+	}
+
+	return status;
+}

lib/webfuse/core/json_util.h

@@ -0,0 +1,26 @@
+#ifndef WF_JSON_UTIL_H
+#define WF_JSON_UTIL_H
+
+#include <jansson.h>
+#include "webfuse/core/status.h"
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+extern int
+wf_impl_json_get_int(
+    json_t const * object,
+    char const * key,
+    int default_value);
+
+extern wf_status 
+wf_impl_jsonrpc_get_status(
+    json_t const * error);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif

lib/webfuse/provider/api.c

@@ -11,6 +11,7 @@
 #include "webfuse/provider/impl/client_config.h"
 #include "webfuse/provider/impl/client.h"
 #include "webfuse/provider/impl/dirbuffer.h"
+#include "webfuse/provider/impl/credentials.h"
 
 // respond
 
@@ -155,6 +156,13 @@ void wfp_client_config_set_onread(
     wfp_impl_client_config_set_onread(config, handler);
 }
 
+void wfp_client_config_enable_authentication(
+    struct wfp_client_config * config,
+    wfp_get_credentials_fn * get_credentials)
+{
+    wfp_impl_client_config_enable_authentication(config, get_credentials);
+}
+
 // protocol
 
 
@@ -240,3 +248,20 @@ void wfp_dirbuffer_add(
 {
     wfp_impl_dirbuffer_add(buffer, name, inode);
 }
+
+// credentials
+
+void wfp_credentials_set_type(
+    struct wfp_credentials * credentials,
+    char const * type)
+{
+    wfp_impl_credentials_set_type(credentials, type);
+}
+
+void wfp_credentials_add(
+    struct wfp_credentials * credentials,
+    char const * key,
+    char const * value)
+{
+    wfp_impl_credentials_add(credentials, key, value);
+}

lib/webfuse/provider/impl/client_config.c

@@ -110,3 +110,10 @@ void wfp_impl_client_config_set_onread(
 {
     config->provider.read = handler;
 }
+
+void wfp_impl_client_config_enable_authentication(
+    struct wfp_client_config * config,
+    wfp_get_credentials_fn * get_credentials)
+{
+    config->provider.get_credentials = get_credentials;
+}

lib/webfuse/provider/impl/client_config.h

@@ -70,6 +70,10 @@ extern void wfp_impl_client_config_set_onread(
     struct wfp_client_config * config,
     wfp_read_fn * handler);
 
+extern void wfp_impl_client_config_enable_authentication(
+    struct wfp_client_config * config,
+    wfp_get_credentials_fn * get_credentials);
+
 #ifdef __cplusplus
 }
 #endif

lib/webfuse/provider/impl/client_protocol.c

@@ -8,6 +8,7 @@
 
 #include "webfuse/provider/impl/client_config.h"
 #include "webfuse/provider/impl/provider.h"
+#include "webfuse/provider/impl/credentials.h"
 #include "webfuse/core/util.h"
 #include "webfuse/core/message.h"
 #include "webfuse/core/message_queue.h"
@@ -15,6 +16,14 @@
 #include "webfuse/provider/impl/url.h"
 #include "webfuse/core/protocol_names.h"
 
+#include "wf/timer/manager.h"
+
+#include "wf/jsonrpc/response.h"
+#include "wf/jsonrpc/request.h"
+#include "wf/jsonrpc/proxy.h"
+
+#define WF_DEFAULT_TIMEOUT (10 * 1000)
+
 static void wfp_impl_client_protocol_respond(
     json_t * response,
     void * user_data)
@@ -29,54 +38,122 @@ static void wfp_impl_client_protocol_respond(
     }
 }
 
-static void wfp_impl_client_protocol_process_request(
+static void wfp_impl_client_protocol_process(
      struct wfp_client_protocol * protocol, 
-     char const * message,
+     char const * data,
      size_t length)
 {
-    json_t * request = json_loadb(message, length, 0, NULL);
+    json_t * message = json_loadb(data, length, 0, NULL);
-    if (NULL != request)
+    if (NULL != message)
     {
-        // FIXME: is_connected should be invoked, when filesystem added
+        if (wf_jsonrpc_is_response(message))
-        if ((!protocol->is_connected) && (NULL != json_object_get(request, "result")))
         {
-            protocol->is_connected = true;
+            wf_jsonrpc_proxy_onresult(protocol->proxy, message);
-            protocol->provider.connected(protocol->user_data);
         }
 
-
+        if (wf_jsonrpc_is_request(message))
-
-        struct wfp_impl_invokation_context context =
         {
-            .provider = &protocol->provider,
+            struct wfp_impl_invokation_context context =
-            .user_data = protocol->user_data,
+            {
-            .request = &protocol->request
+                .provider = &protocol->provider,
-        };
+                .user_data = protocol->user_data,
+                .request = &protocol->request
+            };
 
-        wfp_impl_provider_invoke(&context, request);
+            wfp_impl_provider_invoke(&context, message);
-        json_decref(request);
+        }
+
+        json_decref(message);
     }
 }
 
+static void 
+wfp_impl_client_protocol_on_add_filesystem_finished(
+	void * user_data,
+	json_t const * result,
+	json_t const * WF_UNUSED_PARAM(error))    
+{
+    struct wfp_client_protocol * protocol = user_data;
+    if (NULL == protocol->wsi) { return; }
+
+    if (NULL != result)
+    {
+        protocol->is_connected = true;
+        protocol->provider.connected(protocol->user_data);
+    }
+    else
+    {
+        protocol->is_shutdown_requested = true;
+        lws_callback_on_writable(protocol->wsi);
+    }    
+}
+
 static void wfp_impl_client_protocol_add_filesystem(
      struct wfp_client_protocol * protocol)
 {
-    json_t * params = json_array();
+    wf_jsonrpc_proxy_invoke(
-    json_array_append_new(params, json_string("cprovider"));
+        protocol->proxy, 
+        &wfp_impl_client_protocol_on_add_filesystem_finished,
+        protocol,
+        "add_filesystem",
+        "s",
+        "cprovider");
+}
 
-    json_t * request = json_object();
+static void 
-    json_object_set_new(request, "method", json_string("add_filesystem"));
+wfp_impl_client_protocol_on_authenticate_finished(
-    json_object_set_new(request, "params", params);
+	void * user_data,
-    json_object_set_new(request, "id", json_integer(42));
+	json_t const * result,
+	json_t const * WF_UNUSED_PARAM(error))    
+{
+    struct wfp_client_protocol * protocol = user_data;
+    if (NULL == protocol->wsi) { return; }
 
-    struct wf_message * message = wf_message_create(request);
+    if (NULL != result)
-    if (NULL != message)
     {
-        wf_slist_append(&protocol->messages, &message->item);
+        wfp_impl_client_protocol_add_filesystem(protocol);
-        lws_callback_on_writable(protocol->wsi);
     }
+    else
+    {
+        protocol->is_shutdown_requested = true;
+        lws_callback_on_writable(protocol->wsi);
+    }    
+}
 
-    json_decref(request);
+static void wfp_impl_client_protocol_authenticate(
+    struct wfp_client_protocol * protocol)
+{
+    struct wfp_credentials credentials;
+    wfp_impl_credentials_init(&credentials);
+
+    protocol->provider.get_credentials(&credentials, protocol->user_data);
+
+    char const * cred_type = wfp_impl_credentials_get_type(&credentials);
+    json_t * creds = wfp_impl_credentials_get(&credentials);
+    json_incref(creds);
+
+    wf_jsonrpc_proxy_invoke(
+        protocol->proxy, 
+        &wfp_impl_client_protocol_on_authenticate_finished, 
+        protocol, 
+        "authenticate", 
+        "sj",
+        cred_type, creds);
+
+    wfp_impl_credentials_cleanup(&credentials);
+}
+
+static void wfp_impl_client_protocol_handshake(
+    struct wfp_client_protocol * protocol)
+{
+    if (wfp_impl_provider_is_authentication_enabled(&protocol->provider))
+    {
+        wfp_impl_client_protocol_authenticate(protocol);
+    }
+    else
+    {
+        wfp_impl_client_protocol_add_filesystem(protocol);
+    }
 }
 
 static int wfp_impl_client_protocol_callback(
@@ -86,16 +163,18 @@ static int wfp_impl_client_protocol_callback(
 	void * in,
 	size_t len)
 {
+    int result = 0;
     struct lws_protocols const * ws_protocol = lws_get_protocol(wsi);     
     struct wfp_client_protocol * protocol = (NULL != ws_protocol) ? ws_protocol->user: NULL;
 
     if (NULL != protocol)
     {
+        wf_timer_manager_check(protocol->timer_manager);
+
         switch (reason)
         {
         case LWS_CALLBACK_CLIENT_ESTABLISHED:
-            wfp_impl_client_protocol_add_filesystem(protocol);
+            wfp_impl_client_protocol_handshake(protocol);
-            // Defer is_connected until response received
             break;
         case LWS_CALLBACK_CLIENT_CONNECTION_ERROR:
             protocol->is_connected = false;
@@ -103,36 +182,60 @@ static int wfp_impl_client_protocol_callback(
             break;
         case LWS_CALLBACK_CLIENT_CLOSED:
             protocol->is_connected = false;
-            protocol->provider.disconnected(protocol->user_data);        
+            protocol->provider.disconnected(protocol->user_data);   
+            protocol->wsi = NULL;
             break;
         case LWS_CALLBACK_CLIENT_RECEIVE:
-            wfp_impl_client_protocol_process_request(protocol, in, len);
+            wfp_impl_client_protocol_process(protocol, in, len);
             break;
         case LWS_CALLBACK_SERVER_WRITEABLE:
             // fall-through
         case LWS_CALLBACK_CLIENT_WRITEABLE:
-			if ((wsi == protocol->wsi) && (!wf_slist_empty(&protocol->messages)))
+			if (wsi == protocol->wsi) 
             {
-                struct wf_slist_item * item = wf_slist_remove_first(&protocol->messages);
+                if (protocol->is_shutdown_requested)
-				struct wf_message * message = wf_container_of(item, struct wf_message, item);
-				lws_write(wsi, (unsigned char*) message->data, message->length, LWS_WRITE_TEXT);
-				wf_message_dispose(message);
-
-                if (!wf_slist_empty(&protocol->messages))
                 {
-                    lws_callback_on_writable(wsi);
+                    result = 1;
-
                 }
-			}
+                else if (!wf_slist_empty(&protocol->messages))
+                {
+                    struct wf_slist_item * item = wf_slist_remove_first(&protocol->messages);
+                    struct wf_message * message = wf_container_of(item, struct wf_message, item);
+                    lws_write(wsi, (unsigned char*) message->data, message->length, LWS_WRITE_TEXT);
+                    wf_message_dispose(message);
+
+                    if (!wf_slist_empty(&protocol->messages))
+                    {
+                        lws_callback_on_writable(wsi);
+                    }
+                }
+            }
             break;
         default:
             break;            
         }
     }
 
-    return 0;
+    return result;
 }
 
+static bool wfp_impl_client_protocol_send(
+    json_t * request,
+    void * user_data)
+{
+    bool result = false;
+    struct wfp_client_protocol * protocol = user_data;
+
+    struct wf_message * message = wf_message_create(request);
+    if (NULL != message)
+    {
+        wf_slist_append(&protocol->messages, &message->item);
+        lws_callback_on_writable(protocol->wsi);
+        result = true;
+    }
+
+    return result;
+}
 
 void wfp_impl_client_protocol_init(
     struct wfp_client_protocol * protocol,
@@ -140,6 +243,7 @@ void wfp_impl_client_protocol_init(
     void * user_data)
 {
     protocol->is_connected = false;
+    protocol->is_shutdown_requested = false;
     wf_slist_init(&protocol->messages);
 
     protocol->wsi = NULL;
@@ -147,6 +251,9 @@ void wfp_impl_client_protocol_init(
     protocol->request.respond = &wfp_impl_client_protocol_respond;
     protocol->request.user_data = protocol;
 
+    protocol->timer_manager = wf_timer_manager_create();
+    protocol->proxy = wf_jsonrpc_proxy_create(protocol->timer_manager, WF_DEFAULT_TIMEOUT, &wfp_impl_client_protocol_send, protocol);
+
     protocol->user_data = user_data;
     wfp_impl_provider_init_from_prototype(&protocol->provider, provider);
 }
@@ -154,6 +261,8 @@ void wfp_impl_client_protocol_init(
 void wfp_impl_client_protocol_cleanup(
     struct wfp_client_protocol * protocol)
 {
+    wf_jsonrpc_proxy_dispose(protocol->proxy);
+    wf_timer_manager_dispose(protocol->timer_manager);
     wf_message_queue_cleanup(&protocol->messages);
 }
 

lib/webfuse/provider/impl/client_protocol.h

@@ -14,14 +14,19 @@ extern "C"
 struct wfp_client_config;
 struct lws_protocols;
 struct lws_context;
+struct wf_jsonrpc_proxy;
+struct wf_timer_manager;
 
 struct wfp_client_protocol
 {
     bool is_connected;
+    bool is_shutdown_requested;
     struct wfp_request request;
     struct wfp_provider provider;
     void * user_data;
     struct lws * wsi;
+    struct wf_timer_manager * timer_manager;
+    struct wf_jsonrpc_proxy * proxy;
     struct wf_slist messages;
 };
 

lib/webfuse/provider/impl/credentials.c

@@ -0,0 +1,46 @@
+#include "webfuse/provider/impl/credentials.h"
+
+#include <stdlib.h>
+#include <string.h>
+
+void  wfp_impl_credentials_init(
+    struct wfp_credentials * credentials)
+{
+    credentials->type = NULL;
+    credentials->contents = json_object();
+}
+
+void wfp_impl_credentials_cleanup(
+    struct wfp_credentials * credentials)
+{
+    free(credentials->type);
+    json_decref(credentials->contents);
+}
+
+void wfp_impl_credentials_set_type(
+    struct wfp_credentials * credentials,
+    char const * type)
+{
+    free(credentials->type);
+    credentials->type = strdup(type);
+}
+
+void wfp_impl_credentials_add(
+    struct wfp_credentials * credentials,
+    char const * key,
+    char const * value)
+{
+    json_object_set_new(credentials->contents, key, json_string(value));
+}
+
+char const * wfp_impl_credentials_get_type(
+    struct wfp_credentials * credentials)
+{
+    return credentials->type;
+}
+
+json_t * wfp_impl_credentials_get(
+    struct wfp_credentials * credentials)
+{
+    return credentials->contents;
+}

lib/webfuse/provider/impl/credentials.h

@@ -0,0 +1,43 @@
+#ifndef WF_PROVIDER_IMPL_CREDENTIALS_H
+#define WF_PROVIDER_IMPL_CREDENTIALS_H
+
+#include "webfuse/provider/credentials.h"
+#include <jansson.h>
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+struct wfp_credentials
+{
+    char * type;
+    json_t * contents;
+};
+
+extern void  wfp_impl_credentials_init(
+    struct wfp_credentials * credentials);
+
+extern void wfp_impl_credentials_cleanup(
+    struct wfp_credentials * credentials);
+
+extern void wfp_impl_credentials_set_type(
+    struct wfp_credentials * credentials,
+    char const * type);
+
+extern void wfp_impl_credentials_add(
+    struct wfp_credentials * credentials,
+    char const * key,
+    char const * value);
+
+extern char const * wfp_impl_credentials_get_type(
+    struct wfp_credentials * credentials);
+
+extern json_t * wfp_impl_credentials_get(
+    struct wfp_credentials * credentials);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif

lib/webfuse/provider/impl/provider.c

@@ -67,6 +67,7 @@ void wfp_impl_provider_init(
     provider->connected = &wfp_impl_connected_default;
     provider->disconnected = &wfp_impl_disconnected_default;
     provider->ontimer = &wfp_impl_ontimer_default;
+    provider->get_credentials = NULL;
 }
 
 void wfp_impl_provider_init_from_prototype(
@@ -82,6 +83,7 @@ void wfp_impl_provider_init_from_prototype(
     provider->connected =  prototype->connected;
     provider->disconnected = prototype->disconnected;
     provider->ontimer = prototype->ontimer;
+    provider->get_credentials = prototype->get_credentials;
 }
 
 void wfp_impl_provider_invoke(
@@ -124,4 +126,11 @@ void wfp_impl_ontimer_default(
     (void) user_data;
 
     // empty
-}
+}
+
+ bool wfp_impl_provider_is_authentication_enabled(
+    struct wfp_provider * provider)
+{
+    return (NULL != provider->get_credentials);
+}
+

lib/webfuse/provider/impl/provider.h

@@ -1,9 +1,14 @@
 #ifndef WF_PROVIDER_IMPL_PROVIDER_H
 #define WF_PROVIDER_IMPL_PROVIDER_H
 
+#ifndef __cplusplus
+#include <stdbool.h>
+#endif
+
 #include <jansson.h>
 #include "webfuse/provider/client_config.h"
 
+
 #ifdef __cplusplus
 extern "C"
 {
@@ -20,6 +25,7 @@ struct wfp_provider
     wfp_open_fn * open;
     wfp_close_fn * close;
     wfp_read_fn * read;
+    wfp_get_credentials_fn * get_credentials;
 };
 
 struct wfp_impl_invokation_context
@@ -41,6 +47,9 @@ extern void wfp_impl_provider_invoke(
     struct wfp_impl_invokation_context * context,
     json_t * request);
 
+extern bool wfp_impl_provider_is_authentication_enabled(
+    struct wfp_provider * provider);
+    
 extern void wfp_impl_connected_default(
     void * user_data);
 

lib/wf/jsonrpc/include/wf/jsonrpc.h

@@ -0,0 +1,14 @@
+#ifndef WF_JSONRPC_H
+#define WF_JSONRPC_H
+
+#include <wf/jsonrpc/api.h>
+#include <wf/jsonrpc/method_invoke_fn.h>
+#include <wf/jsonrpc/proxy.h>
+#include <wf/jsonrpc/proxy_finished_fn.h>
+#include <wf/jsonrpc/request.h>
+#include <wf/jsonrpc/response.h>
+#include <wf/jsonrpc/send_fn.h>
+#include <wf/jsonrpc/server.h>
+#include <wf/jsonrpc/status.h>
+
+#endif

lib/wf/jsonrpc/include/wf/jsonrpc/api.h

@@ -0,0 +1,8 @@
+#ifndef WF_JSONRPC_API_H
+#define WF_JSONRPC_API_H
+
+#ifndef WF_JSONRPC_API
+#define WF_JSONRPC_API
+#endif
+
+#endif

lib/wf/jsonrpc/include/wf/jsonrpc/method_invoke_fn.h

@@ -0,0 +1,26 @@
+#ifndef WF_JSONRPC_METHOD_INVOKE_FN_H
+#define WF_JSONRPC_METHOD_INVOKE_FN_H
+
+#include <wf/jsonrpc/api.h>
+#include <jansson.h>
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+struct wf_jsonrpc_request;
+
+typedef void wf_jsonrpc_method_invoke_fn(
+    struct wf_jsonrpc_request * request,
+    char const * method_name,
+    json_t * params,
+    void * user_data);
+
+
+#ifdef __cplusplus
+}
+#endif
+
+
+#endif

lib/wf/jsonrpc/include/wf/jsonrpc/proxy.h

@@ -0,0 +1,75 @@
+#ifndef WF_JSONRPC_PROXY_H
+#define WF_JSONRPC_PROXY_H
+
+#ifndef __cplusplus
+#include <stdarg.h>
+#include <stddef.h>
+#include <stdbool.h>
+#else
+#include <cstdarg>
+#include <cstddef>
+using std::size_t;
+#endif
+
+#include <jansson.h>
+#include <wf/jsonrpc/api.h>
+#include <wf/jsonrpc/send_fn.h>
+#include <wf/jsonrpc/proxy_finished_fn.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+struct wf_jsonrpc_proxy;
+struct wf_timer_manager;
+
+extern WF_JSONRPC_API struct wf_jsonrpc_proxy *
+wf_jsonrpc_proxy_create(
+    struct wf_timer_manager * manager,
+    int timeout,
+    wf_jsonrpc_send_fn * send,
+    void * user_data);
+
+extern WF_JSONRPC_API void wf_jsonrpc_proxy_dispose(
+    struct wf_jsonrpc_proxy * proxy);
+
+//------------------------------------------------------------------------------
+/// \brief Invokes a method.
+///
+/// Creates a method an sends it using the send function.
+/// Proxy keeps track of method invokation. If no response is returned within
+/// timeout, an error is propagated.
+///
+/// \param proxy pointer to proxy instance
+/// \param finished function which is called exactly once, either on success or
+///                 on failure.
+/// \param method_name name of the method to invoke
+/// \param param_info types of the param (s = string, i = integer, j = json)
+/// \param ... params
+//------------------------------------------------------------------------------
+extern WF_JSONRPC_API void wf_jsonrpc_proxy_invoke(
+	struct wf_jsonrpc_proxy * proxy,
+	wf_jsonrpc_proxy_finished_fn * finished,
+	void * user_data,
+	char const * method_name,
+	char const * param_info,
+	...
+);
+
+extern WF_JSONRPC_API void wf_jsonrpc_proxy_notify(
+	struct wf_jsonrpc_proxy * proxy,
+	char const * method_name,
+	char const * param_info,
+	...
+);
+
+extern WF_JSONRPC_API void wf_jsonrpc_proxy_onresult(
+    struct wf_jsonrpc_proxy * proxy,
+    json_t * message);
+
+#ifdef __cplusplus
+}
+#endif
+
+
+#endif

lib/wf/jsonrpc/include/wf/jsonrpc/proxy_finished_fn.h

@@ -0,0 +1,20 @@
+#ifndef WF_JSONRPC_PROXY_FINISHED_FN_H
+#define WF_JSONRPC_PROXY_FINISHED_FN_H
+
+#include <jansson.h>
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+typedef void wf_jsonrpc_proxy_finished_fn(
+	void * user_data,
+	json_t const * result,
+    json_t const * error);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif

lib/wf/jsonrpc/include/wf/jsonrpc/request.h

@@ -0,0 +1,54 @@
+#ifndef WF_JSONRPC_REQUEST_H
+#define WF_JSONRPC_REQUEST_H
+
+#ifndef __cplusplus
+#include <stdarg.h>
+#include <stddef.h>
+#include <stdbool.h>
+#else
+#include <cstdarg>
+#include <cstddef>
+using std::size_t;
+#endif
+
+#include <jansson.h>
+#include <wf/jsonrpc/api.h>
+#include "wf/jsonrpc/send_fn.h"
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+struct wf_jsonrpc_request;
+
+extern WF_JSONRPC_API bool wf_jsonrpc_is_request(
+    json_t * message);
+
+extern WF_JSONRPC_API struct wf_jsonrpc_request *
+wf_jsonrpc_request_create(
+    int id,
+    wf_jsonrpc_send_fn * send,
+    void * user_data);
+
+extern WF_JSONRPC_API void wf_jsonrpc_request_dispose(
+    struct wf_jsonrpc_request * request);
+
+extern WF_JSONRPC_API void * wf_jsonrpc_request_get_userdata(
+    struct wf_jsonrpc_request * request);
+
+extern WF_JSONRPC_API void wf_jsonrpc_respond(
+    struct wf_jsonrpc_request * request,
+    json_t * result);
+
+extern WF_JSONRPC_API void wf_jsonrpc_respond_error(
+    struct wf_jsonrpc_request * request,
+    int code,
+    char const * message);
+
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif

lib/wf/jsonrpc/include/wf/jsonrpc/response.h

@@ -0,0 +1,23 @@
+#ifndef WF_JSONRPC_RESPONSE_H
+#define WF_JSONRPC_RESPONSE_H
+
+#ifndef __cplusplus
+#include <stdbool.h>
+#endif
+
+#include <jansson.h>
+#include <wf/jsonrpc/api.h>
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+extern WF_JSONRPC_API bool wf_jsonrpc_is_response(
+    json_t * message);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif

lib/wf/jsonrpc/include/wf/jsonrpc/send_fn.h

@@ -1,18 +1,19 @@
-#ifndef WF_ADAPTER_IMPL_JSONRPC_SEND_FN_H
+#ifndef WF_JSONRPC_SEND_FN_H
-#define WF_ADAPTER_IMPL_JSONRPC_SEND_FN_H
+#define WF_JSONRPC_SEND_FN_H
 
 #ifndef __cplusplus
 #include <stdbool.h>
 #endif
 
 #include <jansson.h>
+#include <wf/jsonrpc/api.h>
 
 #ifdef __cplusplus
 extern "C"
 {
 #endif
 
-typedef bool wf_impl_jsonrpc_send_fn(
+typedef bool wf_jsonrpc_send_fn(
 	json_t * request,
     void * user_data);
 

lib/wf/jsonrpc/include/wf/jsonrpc/server.h

@@ -0,0 +1,46 @@
+#ifndef WF_JSONRPC_SERVER_H
+#define WF_JSONRPC_SERVER_H
+
+#ifndef __cplusplus
+#include <stdarg.h>
+#include <stdbool.h>
+#else
+#include <cstdarg>
+#endif
+
+#include <jansson.h>
+#include <wf/jsonrpc/api.h>
+#include <wf/jsonrpc/send_fn.h>
+#include <wf/jsonrpc/method_invoke_fn.h>
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+struct wf_jsonrpc_server;
+
+extern WF_JSONRPC_API struct wf_jsonrpc_server *
+wf_jsonrpc_server_create(void);
+
+extern WF_JSONRPC_API void
+wf_jsonrpc_server_dispose(
+    struct wf_jsonrpc_server * server);
+
+extern WF_JSONRPC_API void wf_jsonrpc_server_add(
+    struct wf_jsonrpc_server * server,
+    char const * method_name,
+    wf_jsonrpc_method_invoke_fn * invoke,
+    void * user_data);
+
+extern WF_JSONRPC_API void wf_jsonrpc_server_process(
+    struct wf_jsonrpc_server * server,
+    json_t * request,
+    wf_jsonrpc_send_fn * send,
+    void * user_data);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif

lib/wf/jsonrpc/include/wf/jsonrpc/status.h

@@ -0,0 +1,11 @@
+#ifndef WF_JSONRPC_STATUS_H
+#define WF_JSONRPC_STATUS_H
+
+#define WF_JSONRPC_GOOD 0
+#define WF_JSONRPC_BAD  -1
+#define WF_JSONRPC_BAD_NOTIMPLEMENTED -2
+#define WF_JSONRPC_BAD_TIMEOUT -3
+#define WF_JSONRPC_BAD_BUSY -4
+#define WF_JSONRPC_BAD_FORMAT -5
+
+#endif

lib/wf/jsonrpc/src/wf/jsonrpc/api.c

@@ -0,0 +1,144 @@
+#include "wf/jsonrpc.h"
+
+#include "wf/jsonrpc/impl/proxy.h"
+#include "wf/jsonrpc/impl/request.h"
+#include "wf/jsonrpc/impl/response.h"
+#include "wf/jsonrpc/impl/server.h"
+
+// proxy
+
+struct wf_jsonrpc_proxy *
+wf_jsonrpc_proxy_create(
+    struct wf_timer_manager * manager,
+    int timeout,
+    wf_jsonrpc_send_fn * send,
+    void * user_data)
+{
+    return wf_jsonrpc_impl_proxy_create(manager, timeout, send, user_data);
+}
+
+void wf_jsonrpc_proxy_dispose(
+    struct wf_jsonrpc_proxy * proxy)
+{
+    wf_jsonrpc_impl_proxy_dispose(proxy);
+}
+
+void wf_jsonrpc_proxy_invoke(
+	struct wf_jsonrpc_proxy * proxy,
+	wf_jsonrpc_proxy_finished_fn * finished,
+	void * user_data,
+	char const * method_name,
+	char const * param_info,
+	...
+)
+{
+    va_list args;
+    va_start(args, param_info);
+    wf_jsonrpc_impl_proxy_invoke(proxy, finished, user_data, method_name, param_info, args);
+    va_end(args);
+}
+
+void wf_jsonrpc_proxy_notify(
+	struct wf_jsonrpc_proxy * proxy,
+	char const * method_name,
+	char const * param_info,
+	...
+)
+{
+    va_list args;
+    va_start(args, param_info);
+    wf_jsonrpc_impl_proxy_notify(proxy, method_name, param_info, args);
+    va_end(args);
+}
+
+void wf_jsonrpc_proxy_onresult(
+    struct wf_jsonrpc_proxy * proxy,
+    json_t * message)
+{
+    wf_jsonrpc_impl_proxy_onresult(proxy, message);    
+}
+
+
+// request
+
+bool wf_jsonrpc_is_request(
+    json_t * message)
+{
+    return wf_jsonrpc_impl_is_request(message);
+}
+
+struct wf_jsonrpc_request * wf_jsonrpc_request_create(
+    int id,
+    wf_jsonrpc_send_fn * send,
+    void * user_data)
+{
+    return wf_jsonrpc_impl_request_create(id, send, user_data);
+}
+
+void wf_jsonrpc_request_dispose(
+    struct wf_jsonrpc_request * request)
+{
+    wf_jsonrpc_impl_request_dispose(request);
+}
+
+void * wf_jsonrpc_request_get_userdata(
+    struct wf_jsonrpc_request * request)
+{
+    return wf_jsonrpc_impl_request_get_userdata(request);
+}
+
+void wf_jsonrpc_respond(
+    struct wf_jsonrpc_request * request,
+    json_t * result)
+{
+    wf_jsonrpc_impl_respond(request, result);
+}
+
+void wf_jsonrpc_respond_error(
+    struct wf_jsonrpc_request * request,
+    int code,
+    char const * message)
+{
+    wf_jsonrpc_impl_respond_error(request, code, message);
+}
+
+// response
+
+bool wf_jsonrpc_is_response(
+    json_t * message)
+{
+    return wf_jsonrpc_impl_is_response(message);
+}
+
+// server
+
+struct wf_jsonrpc_server *
+wf_jsonrpc_server_create(void)
+{
+    return wf_jsonrpc_impl_server_create();
+}
+
+void
+wf_jsonrpc_server_dispose(
+    struct wf_jsonrpc_server * server)
+{
+    wf_jsonrpc_impl_server_dispose(server);
+}
+
+void wf_jsonrpc_server_add(
+    struct wf_jsonrpc_server * server,
+    char const * method_name,
+    wf_jsonrpc_method_invoke_fn * invoke,
+    void * user_data)
+{
+    wf_jsonrpc_impl_server_add(server, method_name, invoke, user_data);
+}
+
+void wf_jsonrpc_server_process(
+    struct wf_jsonrpc_server * server,
+    json_t * request,
+    wf_jsonrpc_send_fn * send,
+    void * user_data)
+{
+    wf_jsonrpc_impl_server_process(server, request, send, user_data);
+}

lib/wf/jsonrpc/src/wf/jsonrpc/impl/error.c

@@ -0,0 +1,27 @@
+#include "wf/jsonrpc/impl/error.h"
+
+json_t *
+wf_jsonrpc_impl_error(
+    int code,
+    char const * message)
+{
+    json_t * error = json_object();
+    json_object_set_new(error, "code", json_integer(code));
+    json_object_set_new(error, "message", json_string(message));
+
+    return error;
+}
+
+void
+wf_jsonrpc_impl_propate_error(
+    wf_jsonrpc_proxy_finished_fn * finised,
+    void * user_data,
+    int code,
+    char const * message)
+{
+    json_t * error = wf_jsonrpc_impl_error(code, message);
+    finised(user_data, NULL, error);
+
+    json_decref(error);
+}
+

lib/wf/jsonrpc/src/wf/jsonrpc/impl/error.h

@@ -0,0 +1,29 @@
+#ifndef WF_JSONRPC_IMPL_ERROR_H
+#define WF_JSONRPC_IMPL_ERROR_H
+
+#include <jansson.h>
+#include "wf/jsonrpc/proxy_finished_fn.h"
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+extern json_t *
+wf_jsonrpc_impl_error(
+    int code,
+    char const * message);
+
+extern void
+wf_jsonrpc_impl_propate_error(
+    wf_jsonrpc_proxy_finished_fn * finised,
+    void * user_data,
+    int code,
+    char const * message);
+
+#ifdef __cplusplus
+}
+#endif
+
+
+#endif

lib/wf/jsonrpc/src/wf/jsonrpc/impl/method.c

@@ -1,13 +1,13 @@
-#include "webfuse/adapter/impl/jsonrpc/method.h"
+#include "wf/jsonrpc/impl/method.h"
 #include <stdlib.h>
 #include <string.h>
 
-struct wf_impl_jsonrpc_method * wf_impl_jsonrpc_method_create(
+struct wf_jsonrpc_method * wf_jsonrpc_impl_method_create(
     char const * method_name,
-    wf_impl_jsonrpc_method_invoke_fn * invoke,
+    wf_jsonrpc_method_invoke_fn * invoke,
     void * user_data)
 {
-    struct wf_impl_jsonrpc_method * method = malloc(sizeof(struct wf_impl_jsonrpc_method));
+    struct wf_jsonrpc_method * method = malloc(sizeof(struct wf_jsonrpc_method));
     if (NULL != method)
     {
         method->next = NULL;
@@ -19,8 +19,8 @@ struct wf_impl_jsonrpc_method * wf_impl_jsonrpc_method_create(
     return method;
 }
 
-void wf_impl_jsonrpc_method_dispose(
+void wf_jsonrpc_impl_method_dispose(
-    struct wf_impl_jsonrpc_method * method)
+    struct wf_jsonrpc_method * method)
 {
     free(method->name);
     free(method);

lib/wf/jsonrpc/src/wf/jsonrpc/impl/method.h

@@ -0,0 +1,34 @@
+#ifndef WF_JSONRPC_IMPL_METHOD_H
+#define WF_JSONRPC_IMPL_METHOD_H
+
+#include "wf/jsonrpc/method_invoke_fn.h"
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+struct wf_jsonrpc_method
+{
+    struct wf_jsonrpc_method * next;
+    char * name;
+    wf_jsonrpc_method_invoke_fn * invoke;
+    void * user_data;
+};
+
+extern struct wf_jsonrpc_method *
+wf_jsonrpc_impl_method_create(
+    char const * method_name,
+    wf_jsonrpc_method_invoke_fn * invoke,
+    void * user_data);
+
+extern void
+wf_jsonrpc_impl_method_dispose(
+    struct wf_jsonrpc_method * method);
+
+#ifdef __cplusplus
+}
+#endif
+
+
+#endif

lib/wf/jsonrpc/src/wf/jsonrpc/impl/proxy.c

@@ -0,0 +1,220 @@
+#include "wf/jsonrpc/impl/proxy.h"
+#include "wf/jsonrpc/impl/response.h"
+#include "wf/jsonrpc/impl/error.h"
+#include "wf/jsonrpc/status.h"
+
+#include <wf/timer/timer.h>
+
+#include <stdlib.h>
+#include <string.h>
+
+struct wf_jsonrpc_proxy *
+wf_jsonrpc_impl_proxy_create(
+    struct wf_timer_manager * manager,
+    int timeout,
+    wf_jsonrpc_send_fn * send,
+    void * user_data)
+{
+    struct wf_jsonrpc_proxy * proxy = malloc(sizeof(struct wf_jsonrpc_proxy));
+    if (NULL != proxy)
+    {
+        wf_jsonrpc_impl_proxy_init(proxy, manager, timeout, send, user_data);
+    }
+
+    return proxy;
+}
+
+void wf_jsonrpc_impl_proxy_dispose(
+    struct wf_jsonrpc_proxy * proxy)
+{
+    wf_jsonrpc_impl_proxy_cleanup(proxy);
+    free(proxy);
+}
+
+static void wf_jsonrpc_impl_proxy_on_timeout(
+    struct wf_timer * timer, void * proxy_ptr)
+{
+    struct wf_jsonrpc_proxy * proxy = proxy_ptr;
+
+    if (proxy->request.is_pending)
+    {
+        wf_jsonrpc_proxy_finished_fn * finished = proxy->request.finished;
+        void * user_data = proxy->request.user_data;
+
+        proxy->request.is_pending = false;
+        proxy->request.id = 0;
+        proxy->request.user_data = NULL;
+        proxy->request.finished = NULL;
+        wf_timer_cancel(timer);
+
+        wf_jsonrpc_impl_propate_error(finished, user_data, WF_JSONRPC_BAD_TIMEOUT, "Timeout");
+    }
+}
+
+static json_t * wf_jsonrpc_impl_request_create(
+	char const * method,
+	int id,
+	char const * param_info,
+	va_list args)
+{
+	json_t * request = json_object();
+	json_object_set_new(request, "method", json_string(method));
+	json_t * params = json_array();
+	
+	for (char const * param_type = param_info; '\0' != *param_type; param_type++)
+	{
+		switch(*param_type)
+		{
+			case 's':
+			{
+				char const * const value = va_arg(args, char const *);
+				json_array_append_new(params, json_string(value));
+			}
+			break;
+			case 'i':
+			{
+				int const value = va_arg(args, int);
+				json_array_append_new(params, json_integer(value));
+			}
+			break;
+            case 'j':
+            {
+                json_t * const value = va_arg(args, json_t *);
+                json_array_append_new(params, value);
+            }
+            break;
+			default:
+			fprintf(stderr, "fatal: unknown param_type '%c'\n", *param_type);
+            json_decref(params);
+            json_decref(request);
+            return NULL;
+		}
+	}
+	
+
+	json_object_set_new(request, "params", params);
+	if (0 != id)
+	{
+		json_object_set_new(request, "id", json_integer(id));
+	}
+	
+	return request;
+}
+
+void wf_jsonrpc_impl_proxy_init(
+    struct wf_jsonrpc_proxy * proxy,
+    struct wf_timer_manager * timeout_manager,
+    int timeout,
+    wf_jsonrpc_send_fn * send,
+    void * user_data)
+{
+    proxy->send = send;
+    proxy->timeout = timeout;
+    proxy->user_data = user_data;
+    proxy->request.is_pending = false;
+    proxy->request.timer = wf_timer_create(timeout_manager, 
+        &wf_jsonrpc_impl_proxy_on_timeout, proxy);    
+}
+
+void wf_jsonrpc_impl_proxy_cleanup(
+    struct wf_jsonrpc_proxy * proxy)
+{
+    if (proxy->request.is_pending)
+    {
+        void * user_data = proxy->request.user_data;
+        wf_jsonrpc_proxy_finished_fn * finished = proxy->request.finished;
+
+        proxy->request.is_pending = false;
+        proxy->request.finished = NULL;
+        proxy->request.user_data = NULL;
+        proxy->request.id = 0;
+        wf_timer_cancel(proxy->request.timer);
+
+        wf_jsonrpc_impl_propate_error(finished, user_data, WF_JSONRPC_BAD, "Bad: cancelled pending request during shutdown");
+    }
+
+    wf_timer_dispose(proxy->request.timer);
+}
+
+void wf_jsonrpc_impl_proxy_invoke(
+	struct wf_jsonrpc_proxy * proxy,
+	wf_jsonrpc_proxy_finished_fn * finished,
+	void * user_data,
+	char const * method_name,
+	char const * param_info,
+	va_list args
+)
+{
+    if (!proxy->request.is_pending)
+    {
+        proxy->request.is_pending = true;
+        proxy->request.finished = finished;
+        proxy->request.user_data = user_data;
+        proxy->request.id = 42;
+        wf_timer_start(proxy->request.timer, proxy->timeout);
+        
+        json_t * request = wf_jsonrpc_impl_request_create(method_name, proxy->request.id, param_info, args);
+
+        bool const is_send = ((NULL != request) && (proxy->send(request, proxy->user_data)));
+        if (!is_send)
+        {
+            proxy->request.is_pending = false;
+            proxy->request.finished = NULL;
+            proxy->request.user_data = NULL;
+            proxy->request.id = 0;
+            wf_timer_cancel(proxy->request.timer);
+
+            wf_jsonrpc_impl_propate_error(finished, user_data, WF_JSONRPC_BAD, "Bad: requenst is not sent");
+        }
+
+        if (NULL != request)
+        {
+            json_decref(request);
+        }
+    }
+    else
+    {
+        wf_jsonrpc_impl_propate_error(finished, user_data, WF_JSONRPC_BAD_BUSY, "Busy");
+    }
+}
+
+extern void wf_jsonrpc_impl_proxy_notify(
+	struct wf_jsonrpc_proxy * proxy,
+	char const * method_name,
+	char const * param_info,
+	va_list args
+)
+{            
+    json_t * request = wf_jsonrpc_impl_request_create(method_name, 0, param_info, args);
+    if (NULL != request)
+    {
+        proxy->send(request, proxy->user_data);
+        json_decref(request);
+    }
+}
+
+
+void wf_jsonrpc_impl_proxy_onresult(
+    struct wf_jsonrpc_proxy * proxy,
+    json_t * message)
+{
+	struct wf_jsonrpc_response response;
+	wf_jsonrpc_impl_response_init(&response, message);
+
+    if ((proxy->request.is_pending) && (response.id == proxy->request.id))
+    {
+        wf_jsonrpc_proxy_finished_fn * finished = proxy->request.finished;
+        void * user_data = proxy->request.user_data;
+
+        proxy->request.is_pending = false;
+        proxy->request.id = 0;
+        proxy->request.user_data = NULL;
+        proxy->request.finished = NULL;
+        wf_timer_cancel(proxy->request.timer);
+
+        finished(user_data, response.result, response.error);
+    }
+
+    wf_jsonrpc_impl_response_cleanup(&response);
+}
+

lib/wf/jsonrpc/src/wf/jsonrpc/impl/proxy.h

@@ -0,0 +1,84 @@
+#ifndef WF_JSONRPC_IMPL_PROXY_H
+#define WF_JSONRPC_IMPL_PROXY_H
+
+#include "wf/jsonrpc/proxy_finished_fn.h"
+#include "wf/jsonrpc/send_fn.h"
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+struct wf_timer_manager;
+struct wf_timer;
+
+struct wf_jsonrpc_request
+{
+    bool is_pending;
+    wf_jsonrpc_proxy_finished_fn * finished;
+    void * user_data;
+    int id;
+    struct wf_timer * timer;
+};
+
+struct wf_jsonrpc_proxy
+{
+    struct wf_jsonrpc_request request;
+    int timeout;
+    wf_jsonrpc_send_fn * send;
+    void * user_data;
+};
+
+extern void 
+wf_jsonrpc_impl_proxy_init(
+    struct wf_jsonrpc_proxy * proxy,
+    struct wf_timer_manager * manager,
+    int timeout,
+    wf_jsonrpc_send_fn * send,
+    void * user_data);
+
+extern void 
+wf_jsonrpc_impl_proxy_cleanup(
+    struct wf_jsonrpc_proxy * proxy);
+
+extern struct wf_jsonrpc_proxy *
+wf_jsonrpc_impl_proxy_create(
+    struct wf_timer_manager * manager,
+    int timeout,
+    wf_jsonrpc_send_fn * send,
+    void * user_data);
+
+extern void
+wf_jsonrpc_impl_proxy_dispose(
+    struct wf_jsonrpc_proxy * proxy);
+
+
+extern void
+wf_jsonrpc_impl_proxy_invoke(
+	struct wf_jsonrpc_proxy * proxy,
+	wf_jsonrpc_proxy_finished_fn * finished,
+	void * user_data,
+	char const * method_name,
+	char const * param_info,
+	va_list args
+);
+
+extern void
+wf_jsonrpc_impl_proxy_notify(
+	struct wf_jsonrpc_proxy * proxy,
+	char const * method_name,
+	char const * param_info,
+	va_list args
+);
+
+extern void
+wf_jsonrpc_impl_proxy_onresult(
+    struct wf_jsonrpc_proxy * proxy,
+    json_t * message);
+
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif

lib/wf/jsonrpc/src/wf/jsonrpc/impl/request.c

@@ -1,15 +1,16 @@
-#include "webfuse/adapter/impl/jsonrpc/request.h"
+#include "wf/jsonrpc/impl/request.h"
-#include "webfuse/core/status_intern.h"
+#include "wf/jsonrpc/impl/error.h"
 #include <stdlib.h>
 
-struct wf_impl_jsonrpc_request
+struct wf_jsonrpc_request
 {
     int id;
-    wf_impl_jsonrpc_send_fn * send;
+    wf_jsonrpc_send_fn * send;
     void * user_data;
 };
 
-bool wf_impl_jsonrpc_is_request(
+bool
+wf_jsonrpc_impl_is_request(
     json_t * message)
 {
     json_t * id = json_object_get(message, "id");
@@ -21,12 +22,13 @@ bool wf_impl_jsonrpc_is_request(
 }
 
 
-struct wf_impl_jsonrpc_request * wf_impl_jsonrpc_request_create(
+struct wf_jsonrpc_request *
+wf_jsonrpc_impl_request_create(
     int id,
-    wf_impl_jsonrpc_send_fn * send,
+    wf_jsonrpc_send_fn * send,
     void * user_data)
 {
-    struct wf_impl_jsonrpc_request * request = malloc(sizeof(struct wf_impl_jsonrpc_request));
+    struct wf_jsonrpc_request * request = malloc(sizeof(struct wf_jsonrpc_request));
     if (NULL != request)
     {
         request->id = id;
@@ -37,21 +39,24 @@ struct wf_impl_jsonrpc_request * wf_impl_jsonrpc_request_create(
     return request;
 }
 
-void wf_impl_jsonrpc_request_dispose(
+void
-    struct wf_impl_jsonrpc_request * request)
+wf_jsonrpc_impl_request_dispose(
+    struct wf_jsonrpc_request * request)
 {
     free(request);
 }
 
-void * wf_impl_jsonrpc_request_get_userdata(
+void *
-    struct wf_impl_jsonrpc_request * request)
+wf_jsonrpc_impl_request_get_userdata(
+    struct wf_jsonrpc_request * request)
 {
     return request->user_data;
 }
 
 
-void wf_impl_jsonrpc_respond(
+void
-    struct wf_impl_jsonrpc_request * request,
+wf_jsonrpc_impl_respond(
+    struct wf_jsonrpc_request * request,
     json_t * result)
 {
     json_t * response = json_object();
@@ -60,23 +65,20 @@ void wf_impl_jsonrpc_respond(
 
     request->send(response, request->user_data);
     json_decref(response);
-    wf_impl_jsonrpc_request_dispose(request);
+    wf_jsonrpc_impl_request_dispose(request);
 }
 
-void wf_impl_jsonrpc_respond_error(
+void wf_jsonrpc_impl_respond_error(
-    struct wf_impl_jsonrpc_request * request,
+    struct wf_jsonrpc_request * request,
-    wf_status status)
+    int code,
+    char const * message)
 {
-    json_t * err = json_object();
-    json_object_set_new(err, "code", json_integer(status));
-    json_object_set_new(err, "message", json_string(wf_status_tostring(status)));
-
     json_t * response = json_object();
-    json_object_set_new(response, "error", err);
+    json_object_set_new(response, "error", wf_jsonrpc_impl_error(code, message));
     json_object_set_new(response, "id", json_integer(request->id));
 
     request->send(response, request->user_data);
     json_decref(response);
-    wf_impl_jsonrpc_request_dispose(request);
+    wf_jsonrpc_impl_request_dispose(request);
 }
 

lib/wf/jsonrpc/src/wf/jsonrpc/impl/request.h

@@ -0,0 +1,53 @@
+#ifndef WF_JSONRPC_IMPL_REQUEST_H
+#define WF_JSONRPC_IMPL_REQUEST_H
+
+#ifndef __cplusplus
+#include <stdarg.h>
+#include <stddef.h>
+#include <stdbool.h>
+#else
+#include <cstdarg>
+#include <cstddef>
+using std::size_t;
+#endif
+
+#include <jansson.h>
+#include <wf/jsonrpc/api.h>
+#include "wf/jsonrpc/send_fn.h"
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+struct wf_jsonrpc_request;
+
+extern bool wf_jsonrpc_impl_is_request(
+    json_t * message);
+
+extern struct wf_jsonrpc_request * wf_jsonrpc_impl_request_create(
+    int id,
+    wf_jsonrpc_send_fn * send,
+    void * user_data);
+
+extern void wf_jsonrpc_impl_request_dispose(
+    struct wf_jsonrpc_request * request);
+
+extern void * wf_jsonrpc_impl_request_get_userdata(
+    struct wf_jsonrpc_request * request);
+
+extern void wf_jsonrpc_impl_respond(
+    struct wf_jsonrpc_request * request,
+    json_t * result);
+
+extern void wf_jsonrpc_impl_respond_error(
+    struct wf_jsonrpc_request * request,
+    int code,
+    char const * message);
+
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif

lib/wf/jsonrpc/src/wf/jsonrpc/impl/response.c

@@ -1,6 +1,9 @@
-#include "webfuse/adapter/impl/jsonrpc/response.h"
+#include "wf/jsonrpc/impl/response.h"
+#include "wf/jsonrpc/impl/error.h"
+#include "wf/jsonrpc/status.h"
 
-extern bool wf_impl_jsonrpc_is_response(
+bool
+wf_jsonrpc_impl_is_response(
     json_t * message)
 {
 	json_t * id = json_object_get(message, "id");
@@ -12,22 +15,22 @@ extern bool wf_impl_jsonrpc_is_response(
 }
 
 
-void wf_impl_jsonrpc_response_init(
+void
-	struct wf_impl_jsonrpc_response * result,
+wf_jsonrpc_impl_response_init(
+	struct wf_jsonrpc_response * result,
 	json_t * response)
 {
-	result->status = WF_BAD;
 	result->id = -1;
 	result->result = NULL;
+	result->error = NULL;
 
 	json_t * id_holder = json_object_get(response, "id");
 	if ((NULL == id_holder) || (!json_is_integer(id_holder)))
 	{
-		result->status = WF_BAD_FORMAT;
+		result->error = wf_jsonrpc_impl_error(WF_JSONRPC_BAD_FORMAT, "invalid format: missing id");
 		return;
 	}
 	
-	result->status = WF_GOOD;
 	result->id = json_integer_value(id_holder);
 	result->result = json_object_get(response, "result");
 	if (NULL != result->result)
@@ -36,25 +39,30 @@ void wf_impl_jsonrpc_response_init(
 	}
 	else
 	{
-		result->status = WF_BAD_FORMAT;
-
 		json_t * error = json_object_get(response, "error");
-		if (NULL != error)
+		if ((json_is_object(error)) && (json_is_integer(json_object_get(error, "code"))))
 		{
-			json_t * error_code = json_object_get(error, "code");
+			result->error = error;
-			if ((NULL != error_code) && (json_is_integer(error_code)))
+			json_incref(result->error);
-			{
+		}
-				result->status = json_integer_value(error_code);
+		else
-			}
+		{
+			result->error = wf_jsonrpc_impl_error(WF_JSONRPC_BAD_FORMAT, "invalid format: invalid error object");
 		}
 	}
 }
 
-void wf_impl_jsonrpc_response_cleanup(
+void
-	struct wf_impl_jsonrpc_response * response)
+wf_jsonrpc_impl_response_cleanup(
+	struct wf_jsonrpc_response * response)
 {
     if (NULL != response->result)
     {
         json_decref(response->result);
     }
+
+    if (NULL != response->error)
+    {
+        json_decref(response->error);
+    }
 }

lib/wf/jsonrpc/src/wf/jsonrpc/impl/response.h

@@ -0,0 +1,40 @@
+#ifndef WF_JSONRPC_IMPL_RESPONSE_H
+#define WF_JSONRPC_IMPL_RESPONSE_H
+
+#ifndef __cplusplus
+#include <stdbool.h>
+#include <stddef.h>
+#else
+#include <cstddef>
+using std::size_t;
+#endif
+
+#include <jansson.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+struct wf_jsonrpc_response
+{
+	json_t * result;	
+	json_t * error;
+	int id;
+};
+
+extern bool wf_jsonrpc_impl_is_response(
+    json_t * message);
+
+extern void wf_jsonrpc_impl_response_init(
+	struct wf_jsonrpc_response * response,
+    json_t * message);
+
+extern void wf_jsonrpc_impl_response_cleanup(
+	struct wf_jsonrpc_response * response);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
+

lib/wf/jsonrpc/src/wf/jsonrpc/impl/server.c

@@ -0,0 +1,132 @@
+#include "wf/jsonrpc/impl/server.h"
+#include "wf/jsonrpc/impl/method.h"
+#include "wf/jsonrpc/impl/request.h"
+#include "wf/jsonrpc/impl/unused_param.h"
+#include "wf/jsonrpc/status.h"
+
+#include <stdlib.h>
+#include <string.h>
+
+struct wf_jsonrpc_server
+{
+    struct wf_jsonrpc_method * methods;
+};
+
+static void
+wf_jsonrpc_impl_server_init(
+    struct wf_jsonrpc_server * server);
+
+static void
+wf_jsonrpc_impl_server_cleanup(
+    struct wf_jsonrpc_server * server);
+
+struct wf_jsonrpc_server *
+wf_jsonrpc_impl_server_create(void)
+{
+    struct wf_jsonrpc_server * server = malloc(sizeof(struct wf_jsonrpc_server));
+    if (NULL != server)
+    {
+        wf_jsonrpc_impl_server_init(server);
+    }
+
+    return server;
+}
+
+void
+wf_jsonrpc_impl_server_dispose(
+    struct wf_jsonrpc_server * server)
+{
+    wf_jsonrpc_impl_server_cleanup(server);
+    free(server);
+}
+
+
+static void wf_jsonrpc_impl_server_init(
+    struct wf_jsonrpc_server * server)
+{
+    server->methods = NULL;
+}
+
+static void wf_jsonrpc_impl_server_cleanup(
+    struct wf_jsonrpc_server * server)
+{
+    struct wf_jsonrpc_method * current = server->methods;
+    while (NULL != current)
+    {
+        struct wf_jsonrpc_method * next = current->next;
+        wf_jsonrpc_impl_method_dispose(current);
+        current = next;
+    }
+    server->methods = NULL;
+}
+
+void wf_jsonrpc_impl_server_add(
+    struct wf_jsonrpc_server * server,
+    char const * method_name,
+    wf_jsonrpc_method_invoke_fn * invoke,
+    void * user_data)
+{
+    struct wf_jsonrpc_method * method = wf_jsonrpc_impl_method_create(method_name, invoke, user_data);
+    method->next = server->methods;
+    server->methods = method;
+}
+
+static void wf_jsonrpc_impl_server_invalid_method_invoke(
+    struct wf_jsonrpc_request * request,
+    char const * WF_JSONRPC_UNUSED_PARAM(method_name),
+    json_t * WF_JSONRPC_UNUSED_PARAM(params),
+    void * WF_JSONRPC_UNUSED_PARAM(user_data))
+{
+    wf_jsonrpc_impl_respond_error(request, WF_JSONRPC_BAD_NOTIMPLEMENTED, "not implemented");
+}
+
+static struct wf_jsonrpc_method const wf_jsonrpc_impl_server_invalid_method = 
+{
+    .next = NULL,
+    .name = "<invalid>",
+    .invoke = &wf_jsonrpc_impl_server_invalid_method_invoke,
+    .user_data = NULL    
+};
+
+static struct wf_jsonrpc_method const *
+wf_jsonrpc_impl_server_get_method(
+    struct wf_jsonrpc_server * server,
+    char const * method_name)
+{
+    struct wf_jsonrpc_method const * current = server->methods;
+    while (NULL != current) 
+    {
+        if (0 == strcmp(method_name, current->name))
+        {
+            return current;
+        }
+
+        current = current->next;
+    }
+
+    return &wf_jsonrpc_impl_server_invalid_method;
+}
+
+void wf_jsonrpc_impl_server_process(
+    struct wf_jsonrpc_server * server,
+    json_t * request_data,
+    wf_jsonrpc_send_fn * send,
+    void * user_data)
+{
+    json_t * method_holder = json_object_get(request_data, "method");
+    json_t * params = json_object_get(request_data, "params");
+    json_t * id_holder = json_object_get(request_data, "id");
+
+    if (json_is_string(method_holder) &&
+        (json_is_array(params) || (json_is_object(params))) &&
+        json_is_integer(id_holder))
+    {
+        char const * method_name = json_string_value(method_holder);
+        int id = json_integer_value(id_holder);
+        struct wf_jsonrpc_request * request = wf_jsonrpc_impl_request_create(id, send, user_data);
+        struct wf_jsonrpc_method const * method = wf_jsonrpc_impl_server_get_method(server, method_name);
+
+        method->invoke(request, method_name, params, method->user_data);
+    }
+}
+

lib/wf/jsonrpc/src/wf/jsonrpc/impl/server.h

@@ -0,0 +1,41 @@
+#ifndef WF_JSONRPC_IMPL_SERVER_H
+#define WF_JSONRPC_IMPL_SERVER_H
+
+#include <jansson.h>
+#include "wf/jsonrpc/method_invoke_fn.h"
+#include "wf/jsonrpc/send_fn.h"
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+struct wf_jsonrpc_server;
+
+extern struct wf_jsonrpc_server *
+wf_jsonrpc_impl_server_create(void);
+
+extern void
+wf_jsonrpc_impl_server_dispose(
+    struct wf_jsonrpc_server * server);
+
+extern void
+wf_jsonrpc_impl_server_add(
+    struct wf_jsonrpc_server * server,
+    char const * method_name,
+    wf_jsonrpc_method_invoke_fn * invoke,
+    void * user_data);
+
+extern void
+wf_jsonrpc_impl_server_process(
+    struct wf_jsonrpc_server * server,
+    json_t * request,
+    wf_jsonrpc_send_fn * send,
+    void * user_data);
+
+#ifdef __cplusplus
+}
+#endif
+
+
+#endif

lib/wf/jsonrpc/src/wf/jsonrpc/impl/unused_param.h

@@ -0,0 +1,10 @@
+#ifndef WF_JSONRPC_UTIL_H
+#define WF_JSONRPC_UTIL_H
+
+#ifdef __GNUC__
+#define WF_JSONRPC_UNUSED_PARAM(param) param __attribute__((unused))
+#else
+#define WF_JSONRPC_UNUSED_PARAM(param)
+#endif
+
+#endif

lib/wf/jsonrpc/test/wf/jsonrpc/test_is_request.cc

@@ -1,112 +1,112 @@
 #include <gtest/gtest.h>
-#include "webfuse/adapter/impl/jsonrpc/request.h"
+#include "wf/jsonrpc/request.h"
 
-TEST(jsonrpc_is_request, request_with_object_params)
+TEST(wf_jsonrpc_is_request, request_with_object_params)
 {
     json_t * request = json_object();
     json_object_set_new(request, "method", json_string("method"));
     json_object_set_new(request, "params", json_object());
     json_object_set_new(request, "id", json_integer(42));
 
-    ASSERT_TRUE(wf_impl_jsonrpc_is_request(request));
+    ASSERT_TRUE(wf_jsonrpc_is_request(request));
 
     json_decref(request);
 }
 
-TEST(jsonrpc_is_request, request_with_array_params)
+TEST(wf_jsonrpc_is_request, request_with_array_params)
 {
     json_t * request = json_object();
     json_object_set_new(request, "method", json_string("method"));
     json_object_set_new(request, "params", json_array());
     json_object_set_new(request, "id", json_integer(42));
 
-    ASSERT_TRUE(wf_impl_jsonrpc_is_request(request));
+    ASSERT_TRUE(wf_jsonrpc_is_request(request));
 
     json_decref(request);
 }
 
-TEST(jsonrpc_is_request, null_request)
+TEST(wf_jsonrpc_is_request, null_request)
 {
-    ASSERT_FALSE(wf_impl_jsonrpc_is_request(nullptr));
+    ASSERT_FALSE(wf_jsonrpc_is_request(nullptr));
 }
 
-TEST(jsonrpc_is_request, invalid_request)
+TEST(wf_jsonrpc_is_request, invalid_request)
 {
     json_t * request = json_array();
     json_array_append_new(request, json_string("method"));
     json_array_append_new(request, json_object());
     json_array_append_new(request, json_integer(42));
 
-    ASSERT_FALSE(wf_impl_jsonrpc_is_request(request));
+    ASSERT_FALSE(wf_jsonrpc_is_request(request));
 
     json_decref(request);
 }
 
-TEST(jsonrpc_is_request, invalid_request_without_id)
+TEST(wf_jsonrpc_is_request, invalid_request_without_id)
 {
     json_t * request = json_object();
     json_object_set_new(request, "method", json_string("method"));
     json_object_set_new(request, "params", json_object());
 
-    ASSERT_FALSE(wf_impl_jsonrpc_is_request(request));
+    ASSERT_FALSE(wf_jsonrpc_is_request(request));
 
     json_decref(request);
 }
 
-TEST(jsonrpc_is_request, invalid_request_due_to_invalid_id)
+TEST(wf_jsonrpc_is_request, invalid_request_due_to_invalid_id)
 {
     json_t * request = json_object();
     json_object_set_new(request, "method", json_string("method"));
     json_object_set_new(request, "params", json_object());
     json_object_set_new(request, "id", json_string("42"));
 
-    ASSERT_FALSE(wf_impl_jsonrpc_is_request(request));
+    ASSERT_FALSE(wf_jsonrpc_is_request(request));
 
     json_decref(request);
 }
 
-TEST(jsonrpc_is_request, invalid_request_without_method)
+TEST(wf_jsonrpc_is_request, invalid_request_without_method)
 {
     json_t * request = json_object();
     json_object_set_new(request, "params", json_object());
     json_object_set_new(request, "id", json_integer(42));
 
-    ASSERT_FALSE(wf_impl_jsonrpc_is_request(request));
+    ASSERT_FALSE(wf_jsonrpc_is_request(request));
 
     json_decref(request);
 }
 
-TEST(jsonrpc_is_request, invalid_request_due_to_invalid_method)
+TEST(wf_jsonrpc_is_request, invalid_request_due_to_invalid_method)
 {
     json_t * request = json_object();
     json_object_set_new(request, "method", json_integer(42));
     json_object_set_new(request, "params", json_object());
     json_object_set_new(request, "id", json_integer(42));
 
-    ASSERT_FALSE(wf_impl_jsonrpc_is_request(request));
+    ASSERT_FALSE(wf_jsonrpc_is_request(request));
 
     json_decref(request);
 }
 
-TEST(jsonrpc_is_request, invalid_request_without_params)
+TEST(wf_jsonrpc_is_request, invalid_request_without_params)
 {
     json_t * request = json_object();
     json_object_set_new(request, "method", json_string("method"));
     json_object_set_new(request, "id", json_integer(42));
 
-    ASSERT_FALSE(wf_impl_jsonrpc_is_request(request));
+    ASSERT_FALSE(wf_jsonrpc_is_request(request));
 
     json_decref(request);
 }
 
-TEST(jsonrpc_is_request, invalid_request_due_to_invalid_params)
+TEST(wf_jsonrpc_is_request, invalid_request_due_to_invalid_params)
 {
     json_t * request = json_object();
     json_object_set_new(request, "methdo", json_string("method"));
     json_object_set_new(request, "params", json_string("params"));
     json_object_set_new(request, "id", json_integer(42));
 
-    ASSERT_FALSE(wf_impl_jsonrpc_is_request(request));
+    ASSERT_FALSE(wf_jsonrpc_is_request(request));
 
     json_decref(request);
 }

lib/wf/jsonrpc/test/wf/jsonrpc/test_is_response.cc

@@ -1,94 +1,94 @@
 #include <gtest/gtest.h>
-#include "webfuse/adapter/impl/jsonrpc/response.h"
+#include "wf/jsonrpc/response.h"
 
-TEST(jsonrpc_is_response, valid_result)
+TEST(wf_jsonrpc_is_response, valid_result)
 {
     json_t * message = json_object();
     json_object_set_new(message, "result", json_object());
     json_object_set_new(message, "id", json_integer(42));
 
-    ASSERT_TRUE(wf_impl_jsonrpc_is_response(message));
+    ASSERT_TRUE(wf_jsonrpc_is_response(message));
 
     json_decref(message);
 }
 
-TEST(jsonrpc_is_response, valid_result_string)
+TEST(wf_jsonrpc_is_response, valid_result_string)
 {
     json_t * message = json_object();
     json_object_set_new(message, "result", json_string("also valid"));
     json_object_set_new(message, "id", json_integer(42));
 
-    ASSERT_TRUE(wf_impl_jsonrpc_is_response(message));
+    ASSERT_TRUE(wf_jsonrpc_is_response(message));
 
     json_decref(message);
 }
 
-TEST(jsonrpc_is_response, valid_error)
+TEST(wf_jsonrpc_is_response, valid_error)
 {
     json_t * message = json_object();
     json_object_set_new(message, "error", json_object());
     json_object_set_new(message, "id", json_integer(42));
 
-    ASSERT_TRUE(wf_impl_jsonrpc_is_response(message));
+    ASSERT_TRUE(wf_jsonrpc_is_response(message));
 
     json_decref(message);
 }
 
-TEST(jsonrpc_is_response, invalid_null)
+TEST(wf_jsonrpc_is_response, invalid_null)
 {
-    ASSERT_FALSE(wf_impl_jsonrpc_is_response(nullptr));
+    ASSERT_FALSE(wf_jsonrpc_is_response(nullptr));
 }
 
-TEST(jsonrpc_is_response, invalid_message)
+TEST(wf_jsonrpc_is_response, invalid_message)
 {
     json_t * message = json_array();
     json_array_append_new(message, json_object());
     json_array_append_new(message, json_integer(42));
 
-    ASSERT_FALSE(wf_impl_jsonrpc_is_response(message));
+    ASSERT_FALSE(wf_jsonrpc_is_response(message));
 
     json_decref(message);
 }
 
-TEST(jsonrpc_is_response, invalid_missing_id)
+TEST(wf_jsonrpc_is_response, invalid_missing_id)
 {
     json_t * message = json_object();
     json_object_set_new(message, "result", json_object());
 
-    ASSERT_FALSE(wf_impl_jsonrpc_is_response(message));
+    ASSERT_FALSE(wf_jsonrpc_is_response(message));
 
     json_decref(message);
 }
 
-TEST(jsonrpc_is_response, invalid_id_wrong_type)
+TEST(wf_jsonrpc_is_response, invalid_id_wrong_type)
 {
     json_t * message = json_object();
     json_object_set_new(message, "result", json_object());
     json_object_set_new(message, "id", json_string("42"));
 
-    ASSERT_FALSE(wf_impl_jsonrpc_is_response(message));
+    ASSERT_FALSE(wf_jsonrpc_is_response(message));
 
     json_decref(message);
 }
 
 
-TEST(jsonrpc_is_response, invalid_missing_result_and_error)
+TEST(wf_jsonrpc_is_response, invalid_missing_result_and_error)
 {
     json_t * message = json_object();
     json_object_set_new(message, "id", json_integer(42));
 
-    ASSERT_FALSE(wf_impl_jsonrpc_is_response(message));
+    ASSERT_FALSE(wf_jsonrpc_is_response(message));
 
     json_decref(message);
 }
 
-TEST(jsonrpc_is_response, invalid_error_wrong_type)
+TEST(wf_jsonrpc_is_response, invalid_error_wrong_type)
 {
     json_t * message = json_object();
     json_object_set_new(message, "error", json_array());
     json_object_set_new(message, "id", json_integer(42));
 
-    ASSERT_FALSE(wf_impl_jsonrpc_is_response(message));
+    ASSERT_FALSE(wf_jsonrpc_is_response(message));
 
     json_decref(message);
 }

lib/wf/jsonrpc/test/wf/jsonrpc/test_proxy.cc

@@ -1,14 +1,23 @@
 #include <gtest/gtest.h>
-#include "webfuse/adapter/impl/jsonrpc/proxy.h"
+#include "wf/jsonrpc/proxy.h"
-#include "webfuse/adapter/impl/time/timeout_manager.h"
+#include "wf/jsonrpc/status.h"
-#include "webfuse/utils/msleep.hpp"
+#include "wf/timer/manager.h"
+
+#include <thread>
+#include <chrono>
+
+using namespace std::chrono_literals;
 
-using webfuse_test::msleep;
 
 #define WF_DEFAULT_TIMEOUT (10 * 1000)
 
 namespace
 {
+    int jsonrpc_get_status(json_t * error)
+    {
+        json_t * code = json_object_get(error, "code");
+        return (json_is_integer(code)) ? json_integer_value(code) : WF_JSONRPC_BAD_FORMAT;
+    }
 
     struct SendContext
     {
@@ -47,13 +56,13 @@ namespace
     struct FinishedContext
     {
         bool is_called;
-        wf_status status;
         json_t * result;
+        json_t * error;
 
         FinishedContext()
         : is_called(false)
-        , status(WF_BAD)
         , result(nullptr)
+        , error(nullptr)
         {
 
         }
@@ -64,50 +73,51 @@ namespace
             {
                 json_decref(result);
             }
+
+            if (nullptr != error)
+            {
+                json_decref(error);
+            }
         }
     };
 
     void jsonrpc_finished(
         void * user_data,
-        wf_status status,
+        json_t const * result,
-        struct json_t const * result)
+        json_t const * error)
     {
         FinishedContext * context = reinterpret_cast<FinishedContext*>(user_data);
         context->is_called = true;
-        context->status = status;
         context->result = json_deep_copy(result);
+        context->error = json_deep_copy(error);
     }
 }
 
-TEST(jsonrpc_proxy, init)
+TEST(wf_jsonrpc_proxy, init)
 {
-    struct wf_impl_timeout_manager timeout_manager;
+    struct wf_timer_manager * timer_manager = wf_timer_manager_create();
-    wf_impl_timeout_manager_init(&timeout_manager);
 
     SendContext context;
     void * user_data = reinterpret_cast<void*>(&context);
-    struct wf_impl_jsonrpc_proxy proxy;
+    struct wf_jsonrpc_proxy * proxy = wf_jsonrpc_proxy_create(timer_manager, WF_DEFAULT_TIMEOUT, &jsonrpc_send, user_data);
-    wf_impl_jsonrpc_proxy_init(&proxy, &timeout_manager, WF_DEFAULT_TIMEOUT, &jsonrpc_send, user_data);
 
-    wf_impl_jsonrpc_proxy_cleanup(&proxy);
+    wf_jsonrpc_proxy_dispose(proxy);
-    wf_impl_timeout_manager_cleanup(&timeout_manager);
+    wf_timer_manager_dispose(timer_manager);
 
     ASSERT_FALSE(context.is_called);
 }
 
-TEST(jsonrpc_proxy, invoke)
+TEST(wf_jsonrpc_proxy, invoke)
 {
-    struct wf_impl_timeout_manager timeout_manager;
+    struct wf_timer_manager * timer_manager = wf_timer_manager_create();
-    wf_impl_timeout_manager_init(&timeout_manager);
 
     SendContext send_context;
     void * send_data = reinterpret_cast<void*>(&send_context);
-    struct wf_impl_jsonrpc_proxy proxy;
+    struct wf_jsonrpc_proxy * proxy = wf_jsonrpc_proxy_create(timer_manager, WF_DEFAULT_TIMEOUT, &jsonrpc_send, send_data);
-    wf_impl_jsonrpc_proxy_init(&proxy, &timeout_manager, WF_DEFAULT_TIMEOUT, &jsonrpc_send, send_data);
 
     FinishedContext finished_context;
     void * finished_data = reinterpret_cast<void*>(&finished_context);
-    wf_impl_jsonrpc_proxy_invoke(&proxy, &jsonrpc_finished, finished_data, "foo", "si", "bar", 42);
+    wf_jsonrpc_proxy_invoke(proxy, &jsonrpc_finished, finished_data, "foo", "si", "bar", 42);
 
     ASSERT_TRUE(send_context.is_called);
     ASSERT_TRUE(json_is_object(send_context.response));
@@ -129,54 +139,50 @@ TEST(jsonrpc_proxy, invoke)
 
     ASSERT_FALSE(finished_context.is_called);
 
-    wf_impl_jsonrpc_proxy_cleanup(&proxy);
+    wf_jsonrpc_proxy_dispose(proxy);
-    wf_impl_timeout_manager_cleanup(&timeout_manager);
+    wf_timer_manager_dispose(timer_manager);
 
     ASSERT_TRUE(finished_context.is_called);
-    ASSERT_FALSE(WF_GOOD == finished_context.status);
+    ASSERT_FALSE(nullptr == finished_context.error);
 }
 
-TEST(jsonrpc_proxy, invoke_calls_finish_if_send_fails)
+TEST(wf_jsonrpc_proxy, invoke_calls_finish_if_send_fails)
 {
-    struct wf_impl_timeout_manager timeout_manager;
+    struct wf_timer_manager * timer_manager = wf_timer_manager_create();
-    wf_impl_timeout_manager_init(&timeout_manager);
 
     SendContext send_context(false);
     void * send_data = reinterpret_cast<void*>(&send_context);
-    struct wf_impl_jsonrpc_proxy proxy;
+    struct wf_jsonrpc_proxy * proxy = wf_jsonrpc_proxy_create(timer_manager, WF_DEFAULT_TIMEOUT, &jsonrpc_send, send_data);
-    wf_impl_jsonrpc_proxy_init(&proxy, &timeout_manager, WF_DEFAULT_TIMEOUT, &jsonrpc_send, send_data);
 
     FinishedContext finished_context;
     void * finished_data = reinterpret_cast<void*>(&finished_context);
-    wf_impl_jsonrpc_proxy_invoke(&proxy, &jsonrpc_finished, finished_data, "foo", "si", "bar", 42);
+    wf_jsonrpc_proxy_invoke(proxy, &jsonrpc_finished, finished_data, "foo", "si", "bar", 42);
 
     ASSERT_TRUE(send_context.is_called);
     ASSERT_TRUE(json_is_object(send_context.response));
 
     ASSERT_TRUE(finished_context.is_called);
-    ASSERT_FALSE(WF_GOOD == finished_context.status);
+    ASSERT_FALSE(nullptr == finished_context.error);
 
-    wf_impl_jsonrpc_proxy_cleanup(&proxy);
+    wf_jsonrpc_proxy_dispose(proxy);
-    wf_impl_timeout_manager_cleanup(&timeout_manager);
+    wf_timer_manager_dispose(timer_manager);
 }
 
-TEST(jsonrpc_proxy, invoke_fails_if_another_request_is_pending)
+TEST(wf_jsonrpc_proxy, invoke_fails_if_another_request_is_pending)
 {
-    struct wf_impl_timeout_manager timeout_manager;
+    struct wf_timer_manager * timer_manager = wf_timer_manager_create();
-    wf_impl_timeout_manager_init(&timeout_manager);
 
     SendContext send_context;
     void * send_data = reinterpret_cast<void*>(&send_context);
-    struct wf_impl_jsonrpc_proxy proxy;
+    struct wf_jsonrpc_proxy * proxy = wf_jsonrpc_proxy_create(timer_manager, WF_DEFAULT_TIMEOUT, &jsonrpc_send, send_data);
-    wf_impl_jsonrpc_proxy_init(&proxy, &timeout_manager, WF_DEFAULT_TIMEOUT, &jsonrpc_send, send_data);
 
     FinishedContext finished_context;
     void * finished_data = reinterpret_cast<void*>(&finished_context);
-    wf_impl_jsonrpc_proxy_invoke(&proxy, &jsonrpc_finished, finished_data, "foo", "si", "bar", 42);
+    wf_jsonrpc_proxy_invoke(proxy, &jsonrpc_finished, finished_data, "foo", "si", "bar", 42);
 
     FinishedContext finished_context2;
     void * finished_data2 = reinterpret_cast<void*>(&finished_context2);
-    wf_impl_jsonrpc_proxy_invoke(&proxy, &jsonrpc_finished, finished_data2, "foo", "");
+    wf_jsonrpc_proxy_invoke(proxy, &jsonrpc_finished, finished_data2, "foo", "");
 
     ASSERT_TRUE(send_context.is_called);
     ASSERT_TRUE(json_is_object(send_context.response));
@@ -184,48 +190,44 @@ TEST(jsonrpc_proxy, invoke_fails_if_another_request_is_pending)
     ASSERT_FALSE(finished_context.is_called);
 
     ASSERT_TRUE(finished_context2.is_called);
-    ASSERT_EQ(WF_BAD_BUSY, finished_context2.status);
+    ASSERT_EQ(WF_JSONRPC_BAD_BUSY, jsonrpc_get_status(finished_context2.error));
 
-    wf_impl_jsonrpc_proxy_cleanup(&proxy);
+    wf_jsonrpc_proxy_dispose(proxy);
-    wf_impl_timeout_manager_cleanup(&timeout_manager);
+    wf_timer_manager_dispose(timer_manager);
 }
 
-TEST(jsonrpc_proxy, invoke_fails_if_request_is_invalid)
+TEST(wf_jsonrpc_proxy, invoke_fails_if_request_is_invalid)
 {
-    struct wf_impl_timeout_manager timeout_manager;
+    struct wf_timer_manager * timer_manager = wf_timer_manager_create();
-    wf_impl_timeout_manager_init(&timeout_manager);
 
     SendContext send_context;
     void * send_data = reinterpret_cast<void*>(&send_context);
-    struct wf_impl_jsonrpc_proxy proxy;
+    struct wf_jsonrpc_proxy * proxy = wf_jsonrpc_proxy_create(timer_manager, WF_DEFAULT_TIMEOUT, &jsonrpc_send, send_data);
-    wf_impl_jsonrpc_proxy_init(&proxy, &timeout_manager, WF_DEFAULT_TIMEOUT, &jsonrpc_send, send_data);
 
     FinishedContext finished_context;
     void * finished_data = reinterpret_cast<void*>(&finished_context);
-    wf_impl_jsonrpc_proxy_invoke(&proxy, &jsonrpc_finished, finished_data, "foo", "?", "error");
+    wf_jsonrpc_proxy_invoke(proxy, &jsonrpc_finished, finished_data, "foo", "?", "error");
 
     ASSERT_FALSE(send_context.is_called);
 
     ASSERT_TRUE(finished_context.is_called);
-    ASSERT_EQ(WF_BAD, finished_context.status);
+    ASSERT_EQ(WF_JSONRPC_BAD, jsonrpc_get_status(finished_context.error));
 
-    wf_impl_jsonrpc_proxy_cleanup(&proxy);
+    wf_jsonrpc_proxy_dispose(proxy);
-    wf_impl_timeout_manager_cleanup(&timeout_manager);
+    wf_timer_manager_dispose(timer_manager);
 }
 
-TEST(jsonrpc_proxy, on_result)
+TEST(wf_jsonrpc_proxy, on_result)
 {
-    struct wf_impl_timeout_manager timeout_manager;
+    struct wf_timer_manager * timer_manager = wf_timer_manager_create();
-    wf_impl_timeout_manager_init(&timeout_manager);
 
     SendContext send_context;
     void * send_data = reinterpret_cast<void*>(&send_context);
-    struct wf_impl_jsonrpc_proxy proxy;
+    struct wf_jsonrpc_proxy * proxy = wf_jsonrpc_proxy_create(timer_manager, WF_DEFAULT_TIMEOUT, &jsonrpc_send, send_data);
-    wf_impl_jsonrpc_proxy_init(&proxy, &timeout_manager, WF_DEFAULT_TIMEOUT, &jsonrpc_send, send_data);
 
     FinishedContext finished_context;
     void * finished_data = reinterpret_cast<void*>(&finished_context);
-    wf_impl_jsonrpc_proxy_invoke(&proxy, &jsonrpc_finished, finished_data, "foo", "si", "bar", 42);
+    wf_jsonrpc_proxy_invoke(proxy, &jsonrpc_finished, finished_data, "foo", "si", "bar", 42);
 
     ASSERT_TRUE(send_context.is_called);
     ASSERT_TRUE(json_is_object(send_context.response));
@@ -237,31 +239,29 @@ TEST(jsonrpc_proxy, on_result)
     json_object_set_new(response, "result", json_string("okay"));
     json_object_set(response, "id", id);
 
-    wf_impl_jsonrpc_proxy_onresult(&proxy, response);
+    wf_jsonrpc_proxy_onresult(proxy, response);
     json_decref(response);
 
     ASSERT_TRUE(finished_context.is_called);
-    ASSERT_EQ(WF_GOOD, finished_context.status);
+    ASSERT_EQ(nullptr, finished_context.error);
     ASSERT_TRUE(json_is_string(finished_context.result));
     ASSERT_STREQ("okay", json_string_value(finished_context.result));
 
-    wf_impl_jsonrpc_proxy_cleanup(&proxy);
+    wf_jsonrpc_proxy_dispose(proxy);
-    wf_impl_timeout_manager_cleanup(&timeout_manager);
+    wf_timer_manager_dispose(timer_manager);
 }
 
-TEST(jsonrpc_proxy, on_result_reject_response_with_unknown_id)
+TEST(wf_jsonrpc_proxy, on_result_reject_response_with_unknown_id)
 {
-    struct wf_impl_timeout_manager timeout_manager;
+    struct wf_timer_manager * timer_manager = wf_timer_manager_create();
-    wf_impl_timeout_manager_init(&timeout_manager);
 
     SendContext send_context;
     void * send_data = reinterpret_cast<void*>(&send_context);
-    struct wf_impl_jsonrpc_proxy proxy;
+    struct wf_jsonrpc_proxy * proxy = wf_jsonrpc_proxy_create(timer_manager, WF_DEFAULT_TIMEOUT, &jsonrpc_send, send_data);
-    wf_impl_jsonrpc_proxy_init(&proxy, &timeout_manager, WF_DEFAULT_TIMEOUT, &jsonrpc_send, send_data);
 
     FinishedContext finished_context;
     void * finished_data = reinterpret_cast<void*>(&finished_context);
-    wf_impl_jsonrpc_proxy_invoke(&proxy, &jsonrpc_finished, finished_data, "foo", "si", "bar", 42);
+    wf_jsonrpc_proxy_invoke(proxy, &jsonrpc_finished, finished_data, "foo", "si", "bar", 42);
 
     ASSERT_TRUE(send_context.is_called);
     ASSERT_TRUE(json_is_object(send_context.response));
@@ -273,83 +273,75 @@ TEST(jsonrpc_proxy, on_result_reject_response_with_unknown_id)
     json_object_set_new(response, "result", json_string("okay"));
     json_object_set_new(response, "id", json_integer(1 + json_integer_value(id)));
 
-    wf_impl_jsonrpc_proxy_onresult(&proxy, response);
+    wf_jsonrpc_proxy_onresult(proxy, response);
     json_decref(response);
 
     ASSERT_FALSE(finished_context.is_called);
 
-    wf_impl_jsonrpc_proxy_cleanup(&proxy);
+    wf_jsonrpc_proxy_dispose(proxy);
-    wf_impl_timeout_manager_cleanup(&timeout_manager);
+    wf_timer_manager_dispose(timer_manager);
 }
 
-TEST(jsonrpc_proxy, timeout)
+TEST(wf_jsonrpc_proxy, timeout)
 {
-    struct wf_impl_timeout_manager timeout_manager;
+    struct wf_timer_manager * timer_manager = wf_timer_manager_create();
-    wf_impl_timeout_manager_init(&timeout_manager);
 
     SendContext send_context;
     void * send_data = reinterpret_cast<void*>(&send_context);
-    struct wf_impl_jsonrpc_proxy proxy;
+    struct wf_jsonrpc_proxy * proxy = wf_jsonrpc_proxy_create(timer_manager, 0, &jsonrpc_send, send_data);
-    wf_impl_jsonrpc_proxy_init(&proxy, &timeout_manager, 0, &jsonrpc_send, send_data);
 
     FinishedContext finished_context;
     void * finished_data = reinterpret_cast<void*>(&finished_context);
-    wf_impl_jsonrpc_proxy_invoke(&proxy, &jsonrpc_finished, finished_data, "foo", "si", "bar", 42);
+    wf_jsonrpc_proxy_invoke(proxy, &jsonrpc_finished, finished_data, "foo", "si", "bar", 42);
 
     ASSERT_TRUE(send_context.is_called);
     ASSERT_TRUE(json_is_object(send_context.response));
 
-    msleep(10);
+    std::this_thread::sleep_for(10ms);
-    wf_impl_timeout_manager_check(&timeout_manager);
+    wf_timer_manager_check(timer_manager);
 
     ASSERT_TRUE(finished_context.is_called);
-    ASSERT_EQ(WF_BAD_TIMEOUT, finished_context.status);
+    ASSERT_EQ(WF_JSONRPC_BAD_TIMEOUT, jsonrpc_get_status(finished_context.error));
 
-    wf_impl_jsonrpc_proxy_cleanup(&proxy);
+    wf_jsonrpc_proxy_dispose(proxy);
-    wf_impl_timeout_manager_cleanup(&timeout_manager);
+    wf_timer_manager_dispose(timer_manager);
 }
 
-TEST(jsonrpc_proxy, cleanup_pending_request)
+TEST(wf_jsonrpc_proxy, cleanup_pending_request)
 {
-    struct wf_impl_timeout_manager timeout_manager;
+    struct wf_timer_manager * timer_manager = wf_timer_manager_create();
-    wf_impl_timeout_manager_init(&timeout_manager);
 
     SendContext send_context;
     void * send_data = reinterpret_cast<void*>(&send_context);
-    struct wf_impl_jsonrpc_proxy proxy;
+    struct wf_jsonrpc_proxy * proxy = wf_jsonrpc_proxy_create(timer_manager, 10, &jsonrpc_send, send_data);
-    wf_impl_jsonrpc_proxy_init(&proxy, &timeout_manager, 10, &jsonrpc_send, send_data);
 
     FinishedContext finished_context;
     void * finished_data = reinterpret_cast<void*>(&finished_context);
-    wf_impl_jsonrpc_proxy_invoke(&proxy, &jsonrpc_finished, finished_data, "foo", "si", "bar", 42);
+    wf_jsonrpc_proxy_invoke(proxy, &jsonrpc_finished, finished_data, "foo", "si", "bar", 42);
 
     ASSERT_TRUE(send_context.is_called);
     ASSERT_TRUE(json_is_object(send_context.response));
 
     ASSERT_FALSE(finished_context.is_called);
-    ASSERT_NE(nullptr, timeout_manager.timers);
 
-    wf_impl_jsonrpc_proxy_cleanup(&proxy);
+    wf_jsonrpc_proxy_dispose(proxy);
 
     ASSERT_TRUE(finished_context.is_called);
-    ASSERT_EQ(nullptr, timeout_manager.timers);
 
-    wf_impl_timeout_manager_cleanup(&timeout_manager);
+    wf_timer_manager_dispose(timer_manager);
 }
 
 
 
-TEST(jsonrpc_proxy, notify)
+TEST(wf_jsonrpc_proxy, notify)
 {
-    struct wf_impl_timeout_manager timeout_manager;
+    struct wf_timer_manager * timer_manager = wf_timer_manager_create();
-    wf_impl_timeout_manager_init(&timeout_manager);
 
     SendContext send_context;
     void * send_data = reinterpret_cast<void*>(&send_context);
-    struct wf_impl_jsonrpc_proxy proxy;
+    struct wf_jsonrpc_proxy * proxy = wf_jsonrpc_proxy_create(timer_manager, WF_DEFAULT_TIMEOUT, &jsonrpc_send, send_data);
-    wf_impl_jsonrpc_proxy_init(&proxy, &timeout_manager, WF_DEFAULT_TIMEOUT, &jsonrpc_send, send_data);
 
-    wf_impl_jsonrpc_proxy_notify(&proxy, "foo", "si", "bar", 42);
+    wf_jsonrpc_proxy_notify(proxy, "foo", "si", "bar", 42);
 
     ASSERT_TRUE(send_context.is_called);
     ASSERT_TRUE(json_is_object(send_context.response));
@@ -369,25 +361,22 @@ TEST(jsonrpc_proxy, notify)
     json_t * id = json_object_get(send_context.response, "id");
     ASSERT_EQ(nullptr, id);
 
-
+    wf_jsonrpc_proxy_dispose(proxy);
-    wf_impl_jsonrpc_proxy_cleanup(&proxy);
+    wf_timer_manager_dispose(timer_manager);
-    wf_impl_timeout_manager_cleanup(&timeout_manager);
 }
 
-TEST(jsonrpc_proxy, notify_dont_send_invalid_request)
+TEST(wf_jsonrpc_proxy, notify_dont_send_invalid_request)
 {
-    struct wf_impl_timeout_manager timeout_manager;
+    struct wf_timer_manager * timer_manager = wf_timer_manager_create();
-    wf_impl_timeout_manager_init(&timeout_manager);
 
     SendContext send_context;
     void * send_data = reinterpret_cast<void*>(&send_context);
-    struct wf_impl_jsonrpc_proxy proxy;
+    struct wf_jsonrpc_proxy * proxy = wf_jsonrpc_proxy_create(timer_manager, WF_DEFAULT_TIMEOUT, &jsonrpc_send, send_data);
-    wf_impl_jsonrpc_proxy_init(&proxy, &timeout_manager, WF_DEFAULT_TIMEOUT, &jsonrpc_send, send_data);
 
-    wf_impl_jsonrpc_proxy_notify(&proxy, "foo", "?");
+    wf_jsonrpc_proxy_notify(proxy, "foo", "?");
 
     ASSERT_FALSE(send_context.is_called);
 
-    wf_impl_jsonrpc_proxy_cleanup(&proxy);
+    wf_jsonrpc_proxy_dispose(proxy);
-    wf_impl_timeout_manager_cleanup(&timeout_manager);
+    wf_timer_manager_dispose(timer_manager);
 }

lib/wf/jsonrpc/test/wf/jsonrpc/test_request.cc

@@ -1,5 +1,6 @@
 #include <gtest/gtest.h>
-#include "webfuse/adapter/impl/jsonrpc/request.h"
+#include "wf/jsonrpc/request.h"
+#include "wf/jsonrpc/status.h"
 
 namespace
 {
@@ -22,29 +23,29 @@ bool jsonrpc_send(
 
 }
 
-TEST(jsonrpc_request, create_dispose)
+TEST(wf_jsonrpc_request, create_dispose)
 {
     Context context{nullptr};
     void * user_data = reinterpret_cast<void*>(&context);
 
-    struct  wf_impl_jsonrpc_request * request = 
+    struct  wf_jsonrpc_request * request = 
-            wf_impl_jsonrpc_request_create(42, &jsonrpc_send, user_data);
+            wf_jsonrpc_request_create(42, &jsonrpc_send, user_data);
 
     ASSERT_NE(nullptr, request);
-    ASSERT_EQ(user_data, wf_impl_jsonrpc_request_get_userdata(request));
+    ASSERT_EQ(user_data, wf_jsonrpc_request_get_userdata(request));
 
-    wf_impl_jsonrpc_request_dispose(request);
+    wf_jsonrpc_request_dispose(request);
 }
 
-TEST(jsonrpc_request, respond)
+TEST(wf_jsonrpc_request, respond)
 {
     Context context{nullptr};
     void * user_data = reinterpret_cast<void*>(&context);
 
-    struct  wf_impl_jsonrpc_request * request = 
+    struct  wf_jsonrpc_request * request = 
-            wf_impl_jsonrpc_request_create(42, &jsonrpc_send, user_data);
+            wf_jsonrpc_request_create(42, &jsonrpc_send, user_data);
 
-    wf_impl_jsonrpc_respond(request, json_string("okay"));
+    wf_jsonrpc_respond(request, json_string("okay"));
 
     ASSERT_NE(nullptr, context.response);
 
@@ -65,15 +66,15 @@ TEST(jsonrpc_request, respond)
     json_decref(response);
 }
 
-TEST(jsonrpc_request, respond_error)
+TEST(wf_jsonrpc_request, respond_error)
 {
     Context context{nullptr};
     void * user_data = reinterpret_cast<void*>(&context);
 
-    struct  wf_impl_jsonrpc_request * request = 
+    struct  wf_jsonrpc_request * request = 
-            wf_impl_jsonrpc_request_create(42, &jsonrpc_send, user_data);
+            wf_jsonrpc_request_create(42, &jsonrpc_send, user_data);
 
-    wf_impl_jsonrpc_respond_error(request, WF_BAD);
+    wf_jsonrpc_respond_error(request, WF_JSONRPC_BAD, "Bad");
 
     ASSERT_NE(nullptr, context.response);
 
@@ -92,7 +93,7 @@ TEST(jsonrpc_request, respond_error)
 
     json_t * err_code = json_object_get(err, "code");
     ASSERT_TRUE(json_is_integer(err_code));
-    ASSERT_EQ(WF_BAD, json_integer_value(err_code));
+    ASSERT_EQ(WF_JSONRPC_BAD, json_integer_value(err_code));
 
     json_t * err_message = json_object_get(err, "message");
     ASSERT_TRUE(json_is_string(err_message));

lib/wf/jsonrpc/test/wf/jsonrpc/test_response.cc

@@ -0,0 +1,58 @@
+#include <gtest/gtest.h>
+#include "wf/jsonrpc/impl/response.h"
+#include "wf/jsonrpc/status.h"
+
+TEST(wf_json_response, init_result)
+{
+    json_t * message = json_object();
+    json_object_set_new(message, "result", json_integer(47));
+    json_object_set_new(message, "id", json_integer(11));
+
+    struct wf_jsonrpc_response response;
+    wf_jsonrpc_impl_response_init(&response, message);
+
+    ASSERT_EQ(nullptr, response.error);
+    ASSERT_TRUE(json_is_integer(response.result));
+    ASSERT_EQ(47, json_integer_value(response.result));
+    ASSERT_EQ(11, response.id);
+
+    wf_jsonrpc_impl_response_cleanup(&response);
+    json_decref(message);
+}
+
+TEST(wf_json_response, init_error)
+{
+    json_t * message = json_object();
+    json_t * err = json_object();
+    json_object_set_new(err, "code", json_integer(42));
+    json_object_set_new(err, "message", json_string("Don't Panic!"));
+    json_object_set_new(message, "error", err);
+    json_object_set_new(message, "id", json_integer(23));
+
+    struct wf_jsonrpc_response response;
+    wf_jsonrpc_impl_response_init(&response, message);
+
+    ASSERT_EQ(42, json_integer_value(json_object_get(response.error, "code")));
+    ASSERT_STREQ("Don't Panic!", json_string_value(json_object_get(response.error, "message")));
+    ASSERT_EQ(nullptr, response.result);
+    ASSERT_EQ(23, response.id);
+
+    wf_jsonrpc_impl_response_cleanup(&response);
+    json_decref(message);
+}
+
+TEST(wf_json_response, init_format_error)
+{
+    json_t * message = json_object();
+    json_object_set_new(message, "id", json_integer(12));
+
+    struct wf_jsonrpc_response response;
+    wf_jsonrpc_impl_response_init(&response, message);
+
+    ASSERT_EQ(WF_JSONRPC_BAD_FORMAT, json_integer_value(json_object_get(response.error, "code")));
+    ASSERT_EQ(nullptr, response.result);
+    ASSERT_EQ(12, response.id);
+
+    wf_jsonrpc_impl_response_cleanup(&response);
+    json_decref(message);
+}

lib/wf/jsonrpc/test/wf/jsonrpc/test_response_parser.cc

@@ -1,54 +1,58 @@
 #include <string>
 #include <gtest/gtest.h>
 
-#include "webfuse/adapter/impl/jsonrpc/response.h"
+#include "wf/jsonrpc/impl/response.h"
 
 
 static void response_parse_str(
 	std::string const & buffer,
-	struct wf_impl_jsonrpc_response * response)
+	struct wf_jsonrpc_response * response)
 {
 	json_t * message = json_loadb(buffer.c_str(), buffer.size(), 0, nullptr);
 	if (nullptr != message)
 	{
-		wf_impl_jsonrpc_response_init(response, message);
+		wf_jsonrpc_impl_response_init(response, message);
 		json_decref(message);
 	}
 }
 
 TEST(response_parser, test)
 {
-	struct wf_impl_jsonrpc_response response;
+	struct wf_jsonrpc_response response;
 
 	// no object
 	response_parse_str("[]", &response);
-	ASSERT_NE(WF_GOOD, response.status);
+	ASSERT_NE(nullptr, response.error);
 	ASSERT_EQ(-1, response.id);
 	ASSERT_EQ(nullptr, response.result);
+	wf_jsonrpc_impl_response_cleanup(&response);
 
 	// empty
 	response_parse_str("{}", &response);
-	ASSERT_NE(WF_GOOD, response.status);
+	ASSERT_NE(nullptr, response.error);
 	ASSERT_EQ(-1, response.id);
 	ASSERT_EQ(nullptr, response.result);
+	wf_jsonrpc_impl_response_cleanup(&response);
 
 	// no data
 	response_parse_str("{\"id\":42}", &response);
-	ASSERT_NE(WF_GOOD, response.status);
+	ASSERT_NE(nullptr, response.error);
 	ASSERT_EQ(42, response.id);
 	ASSERT_EQ(nullptr, response.result);
+	wf_jsonrpc_impl_response_cleanup(&response);
 
 	// custom error code
 	response_parse_str("{\"error\":{\"code\": 42}, \"id\": 42}", &response);
-	ASSERT_NE(WF_GOOD, response.status);
+	ASSERT_NE(nullptr, response.error);
-	ASSERT_EQ(42, response.status);
+	ASSERT_EQ(42, json_integer_value(json_object_get(response.error, "code")));
 	ASSERT_EQ(42, response.id);
 	ASSERT_EQ(nullptr, response.result);
+	wf_jsonrpc_impl_response_cleanup(&response);
 
 	// valid response
 	response_parse_str("{\"result\": true, \"id\": 42}", &response);
-	ASSERT_EQ(WF_GOOD, response.status);
+	ASSERT_EQ(nullptr, response.error);
 	ASSERT_EQ(42, response.id);
 	ASSERT_NE(nullptr, response.result);
-	json_decref(response.result);
+	wf_jsonrpc_impl_response_cleanup(&response);
 }

lib/wf/jsonrpc/test/wf/jsonrpc/test_server.cc

@@ -1,6 +1,7 @@
 #include <gtest/gtest.h>
-#include "webfuse/adapter/impl/jsonrpc/server.h"
+#include "wf/jsonrpc/server.h"
-#include "webfuse/adapter/impl/jsonrpc/request.h"
+#include "wf/jsonrpc/request.h"
+#include "wf/jsonrpc/status.h"
 
 namespace
 {
@@ -23,7 +24,7 @@ namespace
     }
 
     void sayHello(
-        struct wf_impl_jsonrpc_request * request,
+        struct wf_jsonrpc_request * request,
         char const * method_name,
         json_t * params,
         void * user_data)
@@ -33,16 +34,15 @@ namespace
         (void) user_data;
 
         json_t * result = json_string("Hello");
-        wf_impl_jsonrpc_respond(request, result);
+        wf_jsonrpc_respond(request, result);
     }
 
 }
 
-TEST(jsonrpc_server, process_request)
+TEST(wf_jsonrpc_server, process_request)
 {
-    struct wf_impl_jsonrpc_server server;
+    struct wf_jsonrpc_server * server = wf_jsonrpc_server_create();
-    wf_impl_jsonrpc_server_init(&server);
+    wf_jsonrpc_server_add(server, "sayHello", &sayHello, nullptr);
-    wf_impl_jsonrpc_server_add(&server, "sayHello", &sayHello, nullptr);
 
     Context context{nullptr, false};
     void * user_data = reinterpret_cast<void*>(&context);
@@ -50,7 +50,7 @@ TEST(jsonrpc_server, process_request)
     json_object_set_new(request, "method", json_string("sayHello"));
     json_object_set_new(request, "params", json_array());
     json_object_set_new(request, "id", json_integer(23));   
-    wf_impl_jsonrpc_server_process(&server, request, &jsonrpc_send, user_data);
+    wf_jsonrpc_server_process(server, request, &jsonrpc_send, user_data);
 
     ASSERT_TRUE(context.is_called);
     ASSERT_NE(nullptr, context.response);
@@ -66,14 +66,13 @@ TEST(jsonrpc_server, process_request)
 
     json_decref(context.response);
     json_decref(request);
-    wf_impl_jsonrpc_server_cleanup(&server); 
+    wf_jsonrpc_server_dispose(server); 
 }
 
-TEST(jsonrpc_server, invoke_unknown_method)
+TEST(wf_jsonrpc_server, invoke_unknown_method)
 {
-    struct wf_impl_jsonrpc_server server;
+    struct wf_jsonrpc_server * server = wf_jsonrpc_server_create();
-    wf_impl_jsonrpc_server_init(&server);
+    wf_jsonrpc_server_add(server, "sayHello", &sayHello, nullptr);
-    wf_impl_jsonrpc_server_add(&server, "sayHello", &sayHello, nullptr);
 
     Context context{nullptr, false};
     void * user_data = reinterpret_cast<void*>(&context);
@@ -81,7 +80,7 @@ TEST(jsonrpc_server, invoke_unknown_method)
     json_object_set_new(request, "method", json_string("greet"));
     json_object_set_new(request, "params", json_array());
     json_object_set_new(request, "id", json_integer(42));   
-    wf_impl_jsonrpc_server_process(&server, request, &jsonrpc_send, user_data);
+    wf_jsonrpc_server_process(server, request, &jsonrpc_send, user_data);
 
     ASSERT_TRUE(context.is_called);
     ASSERT_NE(nullptr, context.response);
@@ -96,30 +95,29 @@ TEST(jsonrpc_server, invoke_unknown_method)
 
     json_t * err_code = json_object_get(err, "code");
     ASSERT_TRUE(json_is_integer(err_code));
-    ASSERT_EQ(WF_BAD_NOTIMPLEMENTED, json_integer_value(err_code));
+    ASSERT_EQ(WF_JSONRPC_BAD_NOTIMPLEMENTED, json_integer_value(err_code));
 
     json_t * err_message = json_object_get(err, "message");
     ASSERT_TRUE(json_is_string(err_message));
 
     json_decref(context.response);
     json_decref(request);
-    wf_impl_jsonrpc_server_cleanup(&server); 
+    wf_jsonrpc_server_dispose(server); 
 }
 
-TEST(jsonrpc_server, skip_invalid_request)
+TEST(wf_jsonrpc_server, skip_invalid_request)
 {
-    struct wf_impl_jsonrpc_server server;
+    struct wf_jsonrpc_server * server = wf_jsonrpc_server_create();
-    wf_impl_jsonrpc_server_init(&server);
 
     Context context{nullptr, false};
     void * user_data = reinterpret_cast<void*>(&context);
     json_t * request = json_object();
     json_object_set_new(request, "method", json_string("sayHello"));
     json_object_set_new(request, "params", json_array());
-    wf_impl_jsonrpc_server_process(&server, request, &jsonrpc_send, user_data);
+    wf_jsonrpc_server_process(server, request, &jsonrpc_send, user_data);
 
     ASSERT_FALSE(context.is_called);
 
     json_decref(request);
-    wf_impl_jsonrpc_server_cleanup(&server); 
+    wf_jsonrpc_server_dispose(server); 
 }

lib/wf/timer/include/wf/timer.h

@@ -0,0 +1,9 @@
+#ifndef WF_TIMER_H
+#define WF_TIMER_H
+
+#include <wf/timer/api.h>
+#include <wf/timer/on_timer_fn.h>
+#include <wf/timer/timer.h>
+#include <wf/timer/manager.h>
+
+#endif

lib/wf/timer/include/wf/timer/api.h

@@ -0,0 +1,8 @@
+#ifndef WF_TIMER_API_H
+#define WF_TIMER_API_H
+
+#ifndef WF_TIMER_API
+#define WF_TIMER_API
+#endif
+
+#endif

lib/wf/timer/include/wf/timer/manager.h

@@ -0,0 +1,29 @@
+#ifndef WF_TIMER_MANAGER_H
+#define WF_TIMER_MANAGER_H
+
+#include <wf/timer/api.h>
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+struct wf_timer_manager;
+
+extern WF_TIMER_API struct wf_timer_manager * 
+wf_timer_manager_create(void);
+
+extern WF_TIMER_API void
+wf_timer_manager_dispose(
+    struct wf_timer_manager * manager);
+
+extern WF_TIMER_API void
+wf_timer_manager_check(
+    struct wf_timer_manager * manager);
+
+#ifdef __cplusplus
+}
+#endif
+
+
+#endif

lib/wf/timer/include/wf/timer/on_timer_fn.h

@@ -0,0 +1,19 @@
+#ifndef WF_TIMER_ON_TIMER_FN_H
+#define WF_TIMER_ON_TIMER_FN_H
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+struct wf_timer;
+
+typedef void wf_timer_on_timer_fn(
+    struct wf_timer * timer,
+    void * user_data);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif

lib/wf/timer/include/wf/timer/timer.h

@@ -0,0 +1,38 @@
+#ifndef WF_TIMER_TIMER_H
+#define WF_TIMER_TIMER_H
+
+#include <wf/timer/api.h>
+#include <wf/timer/on_timer_fn.h>
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+struct wf_timer;
+struct wf_timer_manager;
+
+extern WF_TIMER_API struct wf_timer *
+wf_timer_create(
+    struct wf_timer_manager * manager,
+    wf_timer_on_timer_fn * on_timer,
+    void * user_data);
+
+extern WF_TIMER_API void
+wf_timer_dispose(
+    struct wf_timer * timer);
+
+extern WF_TIMER_API void
+wf_timer_start(
+    struct wf_timer * timer,
+    int timeout_ms);
+
+extern WF_TIMER_API void
+wf_timer_cancel(
+    struct wf_timer * timer);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif

lib/wf/timer/src/wf/timer/api.c

@@ -0,0 +1,59 @@
+#include "wf/timer.h"
+
+#include "wf/timer/impl/manager.h"
+#include "wf/timer/impl/timer.h"
+
+// manager
+
+struct wf_timer_manager * 
+wf_timer_manager_create(void)
+{
+    return wf_timer_impl_manager_create();
+}
+
+void
+wf_timer_manager_dispose(
+    struct wf_timer_manager * manager)
+{
+    wf_timer_impl_manager_dispose(manager);
+}
+
+void
+wf_timer_manager_check(
+    struct wf_timer_manager * manager)
+{
+    wf_timer_impl_manager_check(manager);
+}
+
+// timer
+
+struct wf_timer *
+wf_timer_create(
+    struct wf_timer_manager * manager,
+    wf_timer_on_timer_fn * on_timer,
+    void * user_data)
+{
+    return wf_timer_impl_create(manager, on_timer, user_data);
+}
+
+void
+wf_timer_dispose(
+    struct wf_timer * timer)
+{
+    wf_timer_impl_dispose(timer);
+}
+
+void
+wf_timer_start(
+    struct wf_timer * timer,
+    int timeout_ms)
+{
+    wf_timer_impl_start(timer, timeout_ms);
+}
+
+void
+wf_timer_cancel(
+    struct wf_timer * timer)
+{
+    wf_timer_impl_cancel(timer);
+}

lib/wf/timer/src/wf/timer/impl/manager.c

@@ -0,0 +1,96 @@
+#include "wf/timer/impl/manager.h"
+#include "wf/timer/impl/timer.h"
+#include "wf/timer/impl/timepoint.h"
+
+#include <stddef.h>
+#include <stdlib.h>
+
+struct wf_timer_manager
+{
+    struct wf_timer * timers;
+};
+
+struct wf_timer_manager *
+wf_timer_impl_manager_create(void)
+{
+    struct wf_timer_manager * manager = malloc(sizeof(struct wf_timer_manager));
+    if (NULL != manager)
+    {
+        manager->timers = NULL;
+    }
+
+    return manager;
+}
+
+void
+wf_timer_impl_manager_dispose(
+    struct wf_timer_manager * manager)
+{
+    struct wf_timer * timer = manager->timers;
+    while (NULL != timer)
+    {
+        struct wf_timer * next = timer->next;
+
+        wf_timer_impl_trigger(timer);
+        timer = next;
+    }
+
+    free(manager);
+}
+
+
+void wf_timer_impl_manager_check(
+    struct wf_timer_manager * manager)
+{
+    struct wf_timer * timer = manager->timers;
+    while (NULL != timer)
+    {
+        struct wf_timer * next = timer->next;
+
+        if (wf_timer_impl_is_timeout(timer))
+        {
+            wf_timer_impl_manager_removetimer(manager, timer);
+            wf_timer_impl_trigger(timer);
+        }
+
+        timer = next;
+    }    
+}
+
+void wf_timer_impl_manager_addtimer(
+    struct wf_timer_manager * manager,
+    struct wf_timer * timer)
+{
+    if (NULL != manager->timers)
+    {
+        manager->timers->prev = timer;
+    }
+
+    timer->next = manager->timers;
+    timer->prev = NULL;
+    manager->timers = timer;
+}
+
+void wf_timer_impl_manager_removetimer(
+    struct wf_timer_manager * manager,
+    struct wf_timer * timer)
+{
+    struct wf_timer * prev = timer->prev;
+    struct wf_timer * next = timer->next;
+
+    if (NULL != prev)
+    {
+        prev->next = next;
+    }
+
+    if (NULL != next)
+    {
+        next->prev = prev;
+    }
+
+    if (manager->timers == timer)
+    {
+        manager->timers = next;
+    }
+}
+

lib/wf/timer/src/wf/timer/impl/manager.h

@@ -0,0 +1,36 @@
+#ifndef WF_TIMER_IMPL_MANAGER_H
+#define WF_TIMER_IMPL_MANAGER_H
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+struct wf_timer;
+struct wf_timer_manager;
+
+extern struct wf_timer_manager *
+wf_timer_impl_manager_create(void);
+
+extern void
+wf_timer_impl_manager_dispose(
+    struct wf_timer_manager * manager);
+
+extern void
+wf_timer_impl_manager_check(
+    struct wf_timer_manager * manager);
+
+extern void wf_timer_impl_manager_addtimer(
+    struct wf_timer_manager * manager,
+    struct wf_timer * timer);
+
+extern void wf_timer_impl_manager_removetimer(
+    struct wf_timer_manager * manager,
+    struct wf_timer * timer);
+
+#ifdef __cplusplus
+}
+#endif
+
+
+#endif

lib/wf/timer/src/wf/timer/impl/timepoint.c

@@ -0,0 +1,31 @@
+#include "wf/timer/impl/timepoint.h"
+
+#include <time.h>
+
+#define WF_TIMER_MSEC_PER_SEC  ((wf_timer_timepoint) 1000) 
+#define WF_TIMER_NSEC_PER_MSEC ((wf_timer_timepoint) 1000 * 1000) 
+
+wf_timer_timepoint wf_timer_impl_timepoint_now(void)
+{
+    struct timespec tp;
+    clock_gettime(CLOCK_MONOTONIC, &tp);
+
+    wf_timer_timepoint const now = (tp.tv_sec * WF_TIMER_MSEC_PER_SEC) + (tp.tv_nsec / WF_TIMER_NSEC_PER_MSEC);
+    return now;
+}
+
+wf_timer_timepoint wf_timer_impl_timepoint_in_msec(wf_timer_timediff value)
+{
+    wf_timer_timepoint const now = wf_timer_impl_timepoint_now();
+    wf_timer_timepoint result = now + ((wf_timer_timepoint) value);
+
+    return result;
+}
+
+bool wf_timer_impl_timepoint_is_elapsed(wf_timer_timepoint tp)
+{
+    wf_timer_timepoint const now = wf_timer_impl_timepoint_now();
+    wf_timer_timediff const  diff = (wf_timer_timediff) (tp - now);
+
+    return (0 > diff);
+}

lib/wf/timer/src/wf/timer/impl/timepoint.h

@@ -0,0 +1,31 @@
+#ifndef WF_TIMER_IMPL_TIMEPOINT_H
+#define WF_TIMER_IMPL_TIMEPOINT_H
+
+#ifndef __cplusplus
+#include <stdbool.h>
+#include <inttypes.h>
+#else
+#include <cinttypes>
+#endif
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+typedef uint64_t wf_timer_timepoint;
+typedef int64_t wf_timer_timediff;
+
+extern wf_timer_timepoint wf_timer_impl_timepoint_now(void);
+
+extern wf_timer_timepoint wf_timer_impl_timepoint_in_msec(
+    wf_timer_timediff value);
+
+extern bool wf_timer_impl_timepoint_is_elapsed(
+    wf_timer_timepoint timepoint);
+
+#ifdef __cplusplus
+} 
+#endif
+
+#endif

lib/wf/timer/src/wf/timer/impl/timer.c

@@ -0,0 +1,67 @@
+#include "wf/timer/impl/timer.h"
+#include "wf/timer/impl/manager.h"
+#include "wf/timer/impl/timepoint.h"
+
+#include <stddef.h>
+#include <stdlib.h>
+#include <string.h>
+
+struct wf_timer *
+wf_timer_impl_create(
+    struct wf_timer_manager * manager,
+    wf_timer_on_timer_fn * on_timer,
+    void * user_data)
+{
+    struct wf_timer * timer = malloc(sizeof(struct wf_timer));
+    timer->manager = manager;
+    timer->timeout = 0;
+    timer->on_timer = on_timer;
+    timer->user_data = user_data;
+    timer->prev = NULL;
+    timer->next = NULL;
+
+    return timer;
+}
+
+void
+wf_timer_impl_dispose(
+    struct wf_timer * timer)
+{
+    free(timer);
+}
+
+void wf_timer_impl_start(
+    struct wf_timer * timer,
+    int timeout_ms)
+{
+    timer->timeout = wf_timer_impl_timepoint_in_msec(timeout_ms);
+
+    wf_timer_impl_manager_addtimer(timer->manager, timer);
+}
+
+void wf_timer_impl_cancel(
+    struct wf_timer * timer)
+{
+    wf_timer_impl_manager_removetimer(timer->manager, timer);
+
+    timer->timeout = 0;
+}
+
+bool wf_timer_impl_is_timeout(
+    struct wf_timer * timer)
+{
+    return wf_timer_impl_timepoint_is_elapsed(timer->timeout);
+}
+
+
+void wf_timer_impl_trigger(
+    struct wf_timer * timer)
+{
+    if (0 != timer->on_timer)
+    {
+        timer->prev = NULL;
+        timer->next = NULL;
+
+        timer->on_timer(timer, timer->user_data);
+    }
+}

lib/wf/timer/src/wf/timer/impl/timer.h

@@ -0,0 +1,59 @@
+#ifndef WF_ADAPTER_IMPL_TIME_TIMER_H
+#define WF_ADAPTER_IMPL_TIME_TIMER_H
+
+#include "wf/timer/on_timer_fn.h"
+#include "wf/timer/impl/timepoint.h"
+
+#ifndef __cplusplus
+#include <stdbool.h>
+#endif
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+struct wf_timer_manager;
+
+struct wf_timer
+{
+    struct wf_timer_manager * manager;
+    wf_timer_timepoint timeout;
+    wf_timer_on_timer_fn * on_timer;
+    void * user_data;
+    struct wf_timer * next;
+    struct wf_timer * prev;
+};
+
+
+struct wf_timer *
+wf_timer_impl_create(
+    struct wf_timer_manager * manager,
+    wf_timer_on_timer_fn * on_timer,
+    void * user_data);
+
+void
+wf_timer_impl_dispose(
+    struct wf_timer * timer);
+
+extern void wf_timer_impl_start(
+    struct wf_timer * timer,
+    int timeout_ms);
+
+extern void wf_timer_impl_cancel(
+    struct wf_timer * timer);
+
+extern bool wf_timer_impl_is_timeout(
+    struct wf_timer * timer);
+
+extern void wf_timer_impl_trigger(
+    struct wf_timer * timer);
+
+
+#ifdef __cplusplus
+}
+#endif
+
+
+
+#endif

lib/wf/timer/test/wf/timer/test_timepoint.cc

@@ -0,0 +1,38 @@
+#include <gtest/gtest.h>
+
+#include "wf/timer/impl/timepoint.h"
+
+#include <thread>
+#include <chrono>
+
+using namespace std::chrono_literals;
+
+TEST(wf_timer_timepoint, now)
+{
+    wf_timer_timepoint start = wf_timer_impl_timepoint_now();
+    std::this_thread::sleep_for(42ms);
+    wf_timer_timepoint end = wf_timer_impl_timepoint_now();
+
+    ASSERT_LT(start, end);
+    ASSERT_LT(end, start + 500);
+}
+
+TEST(wf_timer_timepoint, in_msec)
+{
+    wf_timer_timepoint now = wf_timer_impl_timepoint_now();
+    wf_timer_timepoint later = wf_timer_impl_timepoint_in_msec(42);
+
+    ASSERT_LT(now, later);
+    ASSERT_LT(later, now + 500);
+}
+
+TEST(wf_timer_timepoint, elapsed)
+{
+    wf_timer_timepoint now;
+    
+    now = wf_timer_impl_timepoint_now();
+    ASSERT_TRUE(wf_timer_impl_timepoint_is_elapsed(now - 1));
+
+    now = wf_timer_impl_timepoint_now();
+    ASSERT_FALSE(wf_timer_impl_timepoint_is_elapsed(now + 500));
+}

lib/wf/timer/test/wf/timer/test_timer.cc

@@ -0,0 +1,137 @@
+#include <gtest/gtest.h>
+
+#include <cstddef>
+#include <chrono>
+#include <thread>
+
+#include "wf/timer/timer.h"
+#include "wf/timer/manager.h"
+
+using std::size_t;
+using namespace std::chrono_literals;
+
+extern "C"
+{
+    void on_timeout(struct wf_timer * timer, void * user_data)
+    {
+        (void) timer;
+
+        bool * triggered = reinterpret_cast<bool*>(user_data);
+        *triggered = true;
+    }
+}
+
+TEST(wf_timer, init)
+{
+    bool triggered = false;
+    struct wf_timer_manager * manager = wf_timer_manager_create();
+    struct wf_timer * timer = wf_timer_create(manager, &on_timeout, reinterpret_cast<void*>(&triggered));
+
+    wf_timer_dispose(timer);
+    wf_timer_manager_dispose(manager);
+}
+
+TEST(wf_timer, trigger)
+{
+    bool triggered = false;
+    struct wf_timer_manager * manager = wf_timer_manager_create();
+    struct wf_timer * timer = wf_timer_create(manager, &on_timeout, reinterpret_cast<void*>(&triggered));
+
+    wf_timer_start(timer, 250);
+    std::this_thread::sleep_for(500ms);
+    wf_timer_manager_check(manager);
+
+    ASSERT_TRUE(triggered);
+
+    wf_timer_dispose(timer);
+    wf_timer_manager_dispose(manager);
+}
+
+TEST(wf_timer, trigger_on_dispose)
+{
+    bool triggered = false;
+    struct wf_timer_manager * manager = wf_timer_manager_create();
+    struct wf_timer * timer = wf_timer_create(manager, &on_timeout, reinterpret_cast<void*>(&triggered));
+
+    wf_timer_start(timer, (5 * 60 * 1000));
+
+    wf_timer_manager_dispose(manager);
+    ASSERT_TRUE(triggered);
+
+    wf_timer_dispose(timer);
+}
+
+TEST(wf_timer, cancel)
+{
+    bool triggered = false;
+    struct wf_timer_manager * manager = wf_timer_manager_create();
+    struct wf_timer * timer = wf_timer_create(manager, &on_timeout, reinterpret_cast<void*>(&triggered));
+
+    wf_timer_start(timer, 250);
+    std::this_thread::sleep_for(500ms);
+    wf_timer_cancel(timer);
+    wf_timer_manager_check(manager);
+
+    ASSERT_FALSE(triggered);
+    
+    wf_timer_dispose(timer);
+    wf_timer_manager_dispose(manager);
+}
+
+TEST(wf_timer, cancel_multiple_timers)
+{
+    static size_t const count = 5;
+    struct wf_timer_manager * manager = wf_timer_manager_create();
+    struct wf_timer * timer[count];
+
+    bool triggered = false;
+    for(size_t i = 0; i < count; i++)
+    {
+        timer[i] = wf_timer_create(manager, &on_timeout, reinterpret_cast<void*>(&triggered));
+        wf_timer_start(timer[i], 0);
+    }
+
+    std::this_thread::sleep_for(10ms);
+    for(size_t i = 0; i < count; i++)
+    {
+        wf_timer_cancel(timer[i]);
+    }
+
+    wf_timer_manager_check(manager);
+    ASSERT_FALSE(triggered);
+    
+    for(size_t i = 0; i < count; i++)
+    {
+        wf_timer_dispose(timer[i]);
+    }
+    wf_timer_manager_dispose(manager);
+}
+
+TEST(wf_timer, multiple_timers)
+{
+    static size_t const count = 5;
+    struct wf_timer_manager * manager = wf_timer_manager_create();
+    struct wf_timer * timer[count];
+    bool triggered[count];
+
+    for(size_t i = 0; i < count; i++)
+    {
+        timer[i] = wf_timer_create(manager, &on_timeout, reinterpret_cast<void*>(&triggered[i]));
+        triggered[i] = false;
+        wf_timer_start(timer[i], (300 - (50 * i)));
+    }
+
+    for(size_t i = 0; i < count; i++)
+    {
+        std::this_thread::sleep_for(100ms);
+        wf_timer_manager_check(manager);
+    }
+
+    for(size_t i = 0; i < count; i++)
+    {
+        ASSERT_TRUE(triggered[i]);    
+        wf_timer_dispose(timer[i]);
+    }
+
+    wf_timer_manager_dispose(manager);
+}

test/webfuse/mocks/mock_provider_client.cc

@@ -167,6 +167,22 @@ static void webfuse_test_iproviderclient_onread(
     delete[] data;
 }
 
+static void webfuse_test_iproviderclient_get_credentials(
+    wfp_credentials * credentials,
+    void * user_data)
+{
+    auto * self = reinterpret_cast<IProviderClient*>(user_data);
+
+    try
+    {
+        self->GetCredentials(credentials);
+    }
+    catch (...)
+    {
+        // swallow
+    }
+}
+
 }
 
 namespace webfuse_test
@@ -185,7 +201,7 @@ wf_status ProviderClientException::GetErrorCode()
 }
 
 
-void IProviderClient::AttachTo(wfp_client_config * config)
+void IProviderClient::AttachTo(wfp_client_config * config, bool enableAuthentication)
 {
     void * self = reinterpret_cast<void *>(this);
     wfp_client_config_set_userdata(config, self);
@@ -199,6 +215,11 @@ void IProviderClient::AttachTo(wfp_client_config * config)
     wfp_client_config_set_onopen(config, &webfuse_test_iproviderclient_onopen);
     wfp_client_config_set_onclose(config, &webfuse_test_iproviderclient_onclose);
     wfp_client_config_set_onread(config, &webfuse_test_iproviderclient_onread);
+
+    if (enableAuthentication)
+    {
+        wfp_client_config_enable_authentication(config, &webfuse_test_iproviderclient_get_credentials);
+    }
 }
 
 }

test/webfuse/mocks/mock_provider_client.hpp

@@ -16,8 +16,6 @@ namespace webfuse_test
         private:
             wf_status error_code_;            
     };
-    
-
 
     class IProviderClient
     {
@@ -32,8 +30,9 @@ namespace webfuse_test
             virtual void Open(ino_t inode, int flags, uint32_t * handle) = 0;
             virtual void Close(ino_t inode, uint32_t handle, int flags) = 0;
             virtual void Read(ino_t inode, uint32_t handle, size_t offset, size_t length, char * buffer, size_t * bytes_read) = 0;
+            virtual void GetCredentials(wfp_credentials * credentials) = 0;
 
-            void AttachTo(wfp_client_config * config);
+            void AttachTo(wfp_client_config * config, bool enableAuthentication = false);
     };
 
     class MockProviderClient: public IProviderClient
@@ -49,6 +48,7 @@ namespace webfuse_test
             MOCK_METHOD3( Open, void(ino_t inode, int flags, uint32_t * handle));
             MOCK_METHOD3( Close, void(ino_t inode, uint32_t handle, int flags));
             MOCK_METHOD6( Read, void(ino_t inode, uint32_t handle, size_t offset, size_t length, char * buffer, size_t * bytes_read));
+            MOCK_METHOD1( GetCredentials, void (wfp_credentials * credentials));
     };
 }