separated client opertation stubs

CMakeLists.txt

@@ -101,9 +101,16 @@ install(FILES "${PROJECT_BINARY_DIR}/libwsfs.pc" DESTINATION lib${LIB_SUFFIX}/pk
 set(WSFS_PROVIDER_SOURCES
 	lib/wsfsp/client.c
 	lib/wsfsp/client_protocol.c
-	lib/wsfsp/provider.c
 	lib/wsfsp/provider_default.c
 	lib/wsfsp/url.c
+	lib/wsfsp/provider.c
+	lib/wsfsp/operation/error.c
+	lib/wsfsp/operation/lookup.c
+	lib/wsfsp/operation/getattr.c
+	lib/wsfsp/operation/readdir.c
+	lib/wsfsp/operation/open.c
+	lib/wsfsp/operation/close.c
+	lib/wsfsp/operation/read.c
 )
 
 add_library(wsfs-provider SHARED ${WSFS_PROVIDER_SOURCES})

example/provider/main.c

@@ -59,11 +59,9 @@ static void fs_getattr(
 static void fs_readdir(
     struct wsfsp_request * request,
     ino_t directory,
-    struct wsfsp_dirbuffer * dirbuffer,
     void * user_data)
 {
     (void) directory;
-    (void) dirbuffer;
     (void) user_data;
 
     puts("readdir");

include/wsfs.h

@@ -1,9 +1,9 @@
 #ifndef WSFS_H
 #define WSFS_H
 
-#include "wsfs/api.h"
-#include "wsfs/server.h"
-#include "wsfs/server_config.h"
-#include "wsfs/server_protocol.h"
+#include <wsfs/api.h>
+#include <wsfs/server.h>
+#include <wsfs/server_config.h>
+#include <wsfs/server_protocol.h>
 
 #endif

include/wsfs_provider.h

@@ -1,9 +1,18 @@
 #ifndef WSFSP_H
 #define WSFSP_H
 
-#include "wsfsp/api.h"
-#include "wsfsp/provider.h"
-#include "wsfsp/client.h"
-#include "wsfsp/client_protocol.h"
+#include <wsfsp/api.h>
+#include <wsfsp/client.h>
+#include <wsfsp/client_protocol.h>
+#include <wsfsp/provider.h>
+#include <wsfsp/dirbuffer.h>
+
+#include <wsfsp/operation/error.h>
+#include <wsfsp/operation/lookup.h>
+#include <wsfsp/operation/getattr.h>
+#include <wsfsp/operation/readdir.h>
+#include <wsfsp/operation/open.h>
+#include <wsfsp/operation/close.h>
+#include <wsfsp/operation/read.h>
 
 #endif

include/wsfsp/dirbuffer.h

@@ -0,0 +1,32 @@
+#ifndef WSFSP_DIRBUFFER_H
+#define WSFSP_DIRBUFFER_H
+
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <unistd.h>
+
+#include "wsfsp/api.h"
+
+struct wsfsp_dirbuffer;
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+extern WSFSP_API struct wsfsp_dirbuffer * wsfsp_dirbuffer_init(void);
+
+extern WSFSP_API void wsfsp_dirbuffer_dispose(
+    struct wsfsp_dirbuffer * buffer);
+
+extern WSFSP_API void wsfsp_dirbuffer_add(
+    struct wsfsp_dirbuffer * buffer,
+    char const * name,
+    ino_t inode);
+
+#ifdef __cplusplus
+}
+#endif
+
+
+#endif

include/wsfsp/operation/close.h

@@ -0,0 +1,31 @@
+#ifndef WSFSP_OPERATION_CLOSE_H
+#define WSFSP_OPERATION_CLOSE_H
+
+#ifndef __cplusplus
+#include <inttypes.h>
+#else
+#include <cinttypes>
+#endif
+
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <unistd.h>
+
+#include "wsfsp/api.h"
+
+typedef void wsfsp_close_fn(
+    ino_t inode,
+    uint32_t handle,
+    int flags,
+    void * user_data);
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif

include/wsfsp/operation/error.h

@@ -0,0 +1,21 @@
+#ifndef WSFSP_OPERATION_ERROR_H
+#define WSFSP_OPERATION_ERROR_H
+
+#include "wsfsp/api.h"
+
+struct wsfsp_request;
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+extern WSFSP_API void wsfsp_respond_error(
+    struct wsfsp_request * request,
+    int status);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif

include/wsfsp/operation/getattr.h

@@ -0,0 +1,32 @@
+#ifndef WSFSP_OPERATION_GETATTR_H
+#define WSFSP_OPERATION_GETATTR_H
+
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <unistd.h>
+
+#include "wsfsp/api.h"
+
+struct wsfsp_request;
+
+typedef void wsfsp_getattr_fn(
+    struct wsfsp_request * request,
+    ino_t inode,
+    void * user_data);
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+
+extern WSFSP_API void wsfsp_respond_getattr(
+    struct wsfsp_request * request,
+    struct stat const * stat);
+
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif

include/wsfsp/operation/lookup.h

@@ -0,0 +1,32 @@
+#ifndef WSFSP_OPERATION_LOOKUP_H
+#define WSFSP_OPERATION_LOOKUP_H
+
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <unistd.h>
+
+#include "wsfsp/api.h"
+
+struct wsfsp_request;
+
+typedef void wsfsp_lookup_fn(
+    struct wsfsp_request * request,
+    ino_t parent,
+    char const * name,
+    void * user_data);
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+extern WSFSP_API void wsfsp_respond_lookup(
+    struct wsfsp_request * request,
+    struct stat const * stat);
+
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif

include/wsfsp/operation/open.h

@@ -0,0 +1,38 @@
+#ifndef WSFSP_OPERATION_OPEN_H
+#define WSFSP_OPERATION_OPEN_H
+
+#ifndef __cplusplus
+#include <inttypes.h>
+#else
+#include <cinttypes>
+#endif
+
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <unistd.h>
+
+#include "wsfsp/api.h"
+
+struct wsfsp_request;
+
+typedef void wsfsp_open_fn(
+    struct wsfsp_request * request,
+    ino_t inode,
+    int flags,
+    void * user_data);
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+extern WSFSP_API void wsfsp_respond_open(
+    struct wsfsp_request * request,
+    uint32_t handle);
+
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif

include/wsfsp/operation/read.h

@@ -0,0 +1,44 @@
+#ifndef WSFSP_OPERATION_READ_H
+#define WSFSP_OPERATION_READ_H
+
+#ifndef __cplusplus
+#include <stddef.h>
+#include <inttypes.h>
+#else
+#include <cstddef>
+#include <cinttypes>
+using std::size_t;
+#endif
+
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <unistd.h>
+
+#include "wsfsp/api.h"
+
+struct wsfsp_request;
+
+typedef void wsfsp_read_fn(
+    struct wsfsp_request * request,
+    ino_t inode,
+    uint32_t handle,
+    size_t offset,
+    size_t length,
+    void * user_data);
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+extern WSFSP_API void wsfsp_respond_read(
+    struct wsfsp_request * request,
+    char const * data,
+    size_t length);
+
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif

include/wsfsp/operation/readdir.h

@@ -0,0 +1,32 @@
+#ifndef WSFSP_OPERATION_READDIR_H
+#define WSFSP_OPERATION_READDIR_H
+
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <unistd.h>
+
+#include "wsfsp/api.h"
+
+struct wsfsp_dirbuffer;
+struct wsfsp_request;
+
+typedef void wsfsp_readdir_fn(
+    struct wsfsp_request * request,
+    ino_t directory,
+    void * user_data);
+
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+extern WSFSP_API void wsfsp_respond_readdir(
+    struct wsfsp_request * request,
+    struct wsfsp_dirbuffer * dirbuffer);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif

include/wsfsp/provider.h

@@ -1,60 +1,12 @@
 #ifndef WSFSP_PROVIDER_H
 #define WSFSP_PROVIDER_H
 
-#ifndef __cplusplus
-#include <stddef.h>
-#include <inttypes.h>
-#else
-#include <cstddef>
-#include <cinttypes>
-using std::size_t;
-#endif
-
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <unistd.h>
-
-#include "wsfsp/api.h"
-
-struct wsfsp_request;
-struct wsfsp_dirbuffer;
-
-typedef void wsfsp_lookup_fn(
-    struct wsfsp_request * request,
-    ino_t parent,
-    char const * name,
-    void * user_data);
-
-typedef void wsfsp_getattr_fn(
-    struct wsfsp_request * request,
-    ino_t inode,
-    void * user_data);
-
-typedef void wsfsp_readdir_fn(
-    struct wsfsp_request * request,
-    ino_t directory,
-    struct wsfsp_dirbuffer * dirbuffer,
-    void * user_data);
-
-typedef void wsfsp_open_fn(
-    struct wsfsp_request * request,
-    ino_t inode,
-    int flags,
-    void * user_data);
-
-typedef void wsfsp_close_fn(
-    ino_t inode,
-    uint32_t handle,
-    int flags,
-    void * user_data);
-
-typedef void wsfsp_read_fn(
-    struct wsfsp_request * request,
-    ino_t inode,
-    uint32_t handle,
-    size_t offset,
-    size_t length,
-    void * user_data);
+#include <wsfsp/operation/lookup.h>
+#include <wsfsp/operation/getattr.h>
+#include <wsfsp/operation/readdir.h>
+#include <wsfsp/operation/open.h>
+#include <wsfsp/operation/close.h>
+#include <wsfsp/operation/read.h>
 
 typedef void wsfsp_connected_fn(
     void * user_data);
@@ -78,38 +30,5 @@ struct wsfsp_provider
     wsfsp_read_fn * read;
 };
 
-#ifdef __cplusplus
-extern "C"
-{
-#endif
-
-extern WSFSP_API void wsfsp_respond_error(
-    struct wsfsp_request * request,
-    int status);
-
-extern WSFSP_API void wsfsp_respond_lookup(
-    struct wsfsp_request * request,
-    struct stat const * stat);
-
-extern WSFSP_API void wsfsp_respond_getattr(
-    struct wsfsp_request * request,
-    struct stat const * stat);
-
-extern WSFSP_API void wsfsp_respond_readdir(
-    struct wsfsp_request * request,
-    struct wsfsp_dirbuffer * dirbuffer);
-
-extern WSFSP_API void wsfsp_respond_open(
-    struct wsfsp_request * request,
-    uint32_t handle);
-
-extern WSFSP_API void wsfsp_respond_read(
-    struct wsfsp_request * request,
-    char const * data,
-    size_t length);
-
-#ifdef __cplusplus
-}
-#endif
 
 #endif

lib/wsfsp/client.c

@@ -40,7 +40,7 @@ struct wsfsp_client * wsfsp_client_create(
         wsfsp_client_protocol_init(&client->protocol, provider, user_data);
 
         memset(client->protocols, 0, sizeof(struct lws_protocols) * WSFSP_CLIENT_PROTOCOL_COUNT);
-        client->protocols[0].name = "fs-provider";
+        client->protocols[0].name = "fs";
         wsfsp_client_protocol_init_lws(&client->protocol, &client->protocols[0]);
 
         memset(&client->info, 0, sizeof(struct lws_context_creation_info));

lib/wsfsp/client_protocol.c

@@ -4,31 +4,79 @@
 #include <string.h>
 
 #include <libwebsockets.h>
+#include <jansson.h>
 
 #include "wsfsp/provider_default.h"
+#include "wsfsp/provider_intern.h"
 #include "wsfs/util.h"
 
+static void wsfsp_client_protocol_respond(
+    json_t * response,
+    void * user_data)
+{
+    // ToDo: implment me
+    (void) user_data;
+
+    char * value = json_dumps(response, 0);
+    if (NULL != value)
+    {
+        puts(value);
+    }
+    free(value);
+}
+
+static void wsfsp_client_protocol_process_request(
+     struct wsfsp_client_protocol * protocol, 
+     char const * message,
+     size_t length)
+{
+    json_t * request = json_loadb(message, length, 0, NULL);
+    if (NULL != request)
+    {
+        struct wsfsp_invokation_context context =
+        {
+            .provider = &protocol->provider,
+            .user_data = protocol->user_data,
+            .request = &protocol->request
+        };
+
+        puts("wsfsp_provider_invoke");
+        wsfsp_provider_invoke(&context, request);
+        json_decref(request);
+    }
+}
+
+
 static int wsfsp_client_protocol_callback(
-	struct lws * WSFS_UNUSED_PARAM(wsi),
+	struct lws * wsi,
 	enum lws_callback_reasons reason,
 	void * WSFS_UNUSED_PARAM(user),
-	void * WSFS_UNUSED_PARAM(in),
-	size_t WSFS_UNUSED_PARAM(len))
+	void * in,
+	size_t len)
 {
+    struct lws_protocols const * ws_protocol = lws_get_protocol(wsi);     
+    struct wsfsp_client_protocol * protocol = (NULL != ws_protocol) ? ws_protocol->user: NULL;
 
-    switch (reason)
+    if (NULL != protocol)
     {
-    case LWS_CALLBACK_CLIENT_ESTABLISHED:
-        puts("established");
-        break;
-    case LWS_CALLBACK_CLIENT_CONNECTION_ERROR:
-        puts("error: client could not connect");
-        break;
-    case LWS_CALLBACK_CLIENT_CLOSED:
-        puts("client closed");
-        break;
-    default:
-        break;            
+        switch (reason)
+        {
+        case LWS_CALLBACK_CLIENT_ESTABLISHED:
+            puts("established");
+            protocol->provider.connected(protocol->user_data);
+            break;
+        case LWS_CALLBACK_CLIENT_CONNECTION_ERROR:
+            protocol->provider.disconnected(protocol->user_data);
+            break;
+        case LWS_CALLBACK_CLIENT_CLOSED:
+            protocol->provider.connected(protocol->user_data);        
+            break;
+        case LWS_CALLBACK_CLIENT_RECEIVE:
+            wsfsp_client_protocol_process_request(protocol, in, len);
+            break;
+        default:
+            break;            
+        }
     }
 
     return 0;
@@ -40,6 +88,9 @@ void wsfsp_client_protocol_init(
     struct wsfsp_provider const * provider,
     void * user_data)
 {
+    protocol->request.respond = &wsfsp_client_protocol_respond;
+    protocol->request.user_data = protocol;
+
     protocol->user_data = user_data;
     protocol->provider.lookup = (NULL != provider->lookup) ? provider->lookup : &wsfsp_lookup_default;
     protocol->provider.getattr = (NULL != provider->getattr) ? provider->getattr : &wsfsp_getattr_default;

lib/wsfsp/client_protocol_intern.h

@@ -3,9 +3,11 @@
 
 #include "wsfsp/client_protocol.h"
 #include "wsfsp/provider.h"
+#include "wsfsp/request.h"
 
 struct wsfsp_client_protocol
 {
+    struct wsfsp_request request;
     struct wsfsp_provider provider;
     void * user_data;
 };

lib/wsfsp/operation/close.c

@@ -0,0 +1,29 @@
+#include "wsfsp/operation/close_intern.h"
+#include <limits.h>
+#include "wsfs/util.h"
+
+void wsfsp_close(
+    struct wsfsp_invokation_context * context,
+    json_t * params,
+    int WSFS_UNUSED_PARAM(id))
+{
+    size_t const param_count = json_array_size(params);
+    if (3 == param_count)
+    {
+        json_t * inode_holder = json_array_get(params, 0);
+        json_t * handle_holder = json_array_get(params, 1);
+        json_t * flags_holder = json_array_get(params, 2);
+
+        if (json_is_integer(inode_holder) && 
+            json_is_integer(handle_holder) &&
+            json_is_integer(flags_holder))
+        {
+            ino_t inode = (ino_t) json_integer_value(inode_holder);
+            uint32_t handle = (uint32_t) (json_integer_value(handle_holder) & UINT32_MAX);
+            int flags = json_integer_value(flags_holder);
+
+            context->provider->close(inode, handle, flags, context->user_data);
+        }
+    }
+
+}

lib/wsfsp/operation/close_intern.h

@@ -0,0 +1,21 @@
+#ifndef WSFSP_OPERATION_CLOSE_INTERN_H
+#define WSFSP_OPERATION_CLOSE_INTERN_H
+
+#include "wsfsp/operation/close.h"
+#include "wsfsp/provider_intern.h"
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+extern void wsfsp_close(
+    struct wsfsp_invokation_context * context,
+    json_t * params,
+    int id);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif

lib/wsfsp/operation/error.c

@@ -0,0 +1,11 @@
+#include "wsfsp/operation/error.h"
+
+void wsfsp_respond_error(
+    struct wsfsp_request * request,
+    int status)
+{
+    (void) request;
+    (void) status;
+
+    // ToDo: implement me
+}

lib/wsfsp/operation/getattr.c

@@ -0,0 +1,24 @@
+#include "wsfsp/operation/getattr_intern.h"
+#include <stdio.h>
+
+void wsfsp_getattr(
+    struct wsfsp_invokation_context * context,
+    json_t * params,
+    int id)
+{
+    (void) context;
+    (void) params;
+    (void) id;
+
+    puts("getattr");        
+}
+
+void wsfsp_respond_getattr(
+    struct wsfsp_request * request,
+    struct stat const * stat)
+{
+    (void) request;
+    (void) stat;
+
+    // ToDo: implement me
+}

lib/wsfsp/operation/getattr_intern.h

@@ -0,0 +1,21 @@
+#ifndef WSFSP_OPERATION_GETATTR_INTERN_H
+#define WSFSP_OPERATION_GETATTR_INTERN_H
+
+#include "wsfsp/operation/getattr.h"
+#include "wsfsp/provider_intern.h"
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+extern void wsfsp_getattr(
+    struct wsfsp_invokation_context * context,
+    json_t * params,
+    int id);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif

lib/wsfsp/operation/lookup.c

@@ -0,0 +1,24 @@
+#include "wsfsp/operation/lookup_intern.h"
+#include <stdio.h>
+
+void wsfsp_lookup(
+    struct wsfsp_invokation_context * context,
+    json_t * params,
+    int id)
+{
+    (void) context;
+    (void) params;
+    (void) id;
+
+    puts("lookup");    
+}
+
+void wsfsp_respond_lookup(
+    struct wsfsp_request * request,
+    struct stat const * stat)
+{
+    (void) request;
+    (void) stat;
+
+}
+

lib/wsfsp/operation/lookup_intern.h

@@ -0,0 +1,21 @@
+#ifndef WSFSP_OPERATION_LOOKUP_INTERN_H
+#define WSFSP_OPERATION_LOOKUP_INTERN_H
+
+#include "wsfsp/operation/lookup.h"
+#include "wsfsp/provider_intern.h"
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+extern void wsfsp_lookup(
+    struct wsfsp_invokation_context * context,
+    json_t * params,
+    int id);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif

lib/wsfsp/operation/open.c

@@ -0,0 +1,24 @@
+#include "wsfsp/operation/open_intern.h"
+#include <stdio.h>
+
+void wsfsp_open(
+    struct wsfsp_invokation_context * context,
+    json_t * params,
+    int id)
+{
+    (void) context;
+    (void) params;
+    (void) id;
+
+    puts("open");        
+}
+
+void wsfsp_respond_open(
+    struct wsfsp_request * request,
+    uint32_t handle)
+{
+    (void) request;
+    (void) handle;
+
+    // ToDo: implement me
+}

lib/wsfsp/operation/open_intern.h

@@ -0,0 +1,21 @@
+#ifndef WSFSP_OPERATION_OPEN_INTERN_H
+#define WSFSP_OPERATION_OPEN_INTERN_H
+
+#include "wsfsp/operation/open.h"
+#include "wsfsp/provider_intern.h"
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+extern void wsfsp_open(
+    struct wsfsp_invokation_context * context,
+    json_t * params,
+    int id);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif

lib/wsfsp/operation/read.c

@@ -0,0 +1,24 @@
+#include "wsfsp/operation/read_intern.h"
+#include <stdio.h>
+
+void wsfsp_read(
+    struct wsfsp_invokation_context * context,
+    json_t * params,
+    int id)
+{
+    (void) context;
+    (void) params;
+    (void) id;
+
+    puts("read");       
+}
+
+void wsfsp_respond_read(
+    struct wsfsp_request * request,
+    char const * data,
+    size_t length)
+{
+    (void) request;
+    (void) data;
+    (void) length;
+}

lib/wsfsp/operation/read_intern.h

@@ -0,0 +1,21 @@
+#ifndef WSFSP_OPERATION_READ_INTERN_H
+#define WSFSP_OPERATION_READ_INTERN_H
+
+#include "wsfsp/operation/read.h"
+#include "wsfsp/provider_intern.h"
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+extern void wsfsp_read(
+    struct wsfsp_invokation_context * context,
+    json_t * params,
+    int id);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif

lib/wsfsp/operation/readdir.c

@@ -0,0 +1,25 @@
+#include "wsfsp/operation/readdir_intern.h"
+#include <stdio.h>
+
+void wsfsp_readdir(
+    struct wsfsp_invokation_context * context,
+    json_t * params,
+    int id)
+{
+    (void) context;
+    (void) params;
+    (void) id;
+
+    puts("readdir");        
+}
+
+void wsfsp_respond_readdir(
+    struct wsfsp_request * request,
+    struct wsfsp_dirbuffer * dirbuffer)
+{
+    (void) request;
+    (void) dirbuffer;
+
+    // ToDo: implement me
+}
+

lib/wsfsp/operation/readdir_intern.h

@@ -0,0 +1,21 @@
+#ifndef WSFSP_OPERATION_READDIR_INTERN_H
+#define WSFSP_OPERATION_READDIR_INTERN_H
+
+#include "wsfsp/operation/readdir.h"
+#include "wsfsp/provider_intern.h"
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+extern void wsfsp_readdir(
+    struct wsfsp_invokation_context * context,
+    json_t * params,
+    int id);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif

lib/wsfsp/provider.c

@@ -1,63 +1,74 @@
-#include "wsfsp/provider.h"
+#include "wsfsp/provider_intern.h"
 
-void wsfsp_respond_error(
-    struct wsfsp_request * request,
-    int status)
+#include <stdbool.h>
+#include <string.h>
+
+#include "wsfsp/request.h"
+#include "wsfsp/operation/lookup_intern.h"
+#include "wsfsp/operation/getattr_intern.h"
+#include "wsfsp/operation/readdir_intern.h"
+#include "wsfsp/operation/open_intern.h"
+#include "wsfsp/operation/close_intern.h"
+#include "wsfsp/operation/read_intern.h"
+
+typedef void wsfsp_invoke_fn(
+    struct wsfsp_invokation_context * context,
+    json_t * params,
+    int id);
+
+
+struct wsfsp_method
 {
-    (void) request;
-    (void) status;
+    char const * name;
+    wsfsp_invoke_fn * invoke;
+    bool is_notification;
+};
 
-    // ToDo: implement me
+static void wsfsp_provider_invoke_method(
+    struct wsfsp_invokation_context * context, 
+    char const * method_name,
+    json_t * params,
+    int id)
+{
+    static struct wsfsp_method const methods[] =
+    {
+        {"lookup", &wsfsp_lookup, false},
+        {"getattr", &wsfsp_getattr, false},
+        {"readdir", &wsfsp_readdir, false},
+        {"open", &wsfsp_open, false},
+        {"close", &wsfsp_close, true},
+        {"read", &wsfsp_read, false}
+    };
+    static size_t const count = sizeof(methods) / sizeof(methods[0]);
+
+    for (size_t i = 0; i < count; i++)
+    {
+        struct wsfsp_method const * method = &methods[i];
+        if (0 == strcmp(method_name, method->name))
+        {
+            if ((0 < id) || (method->is_notification))
+            {
+                method->invoke(context, params, id);
+            }
+            break;
+        }
+    }
 }
 
-void wsfsp_respond_lookup(
-    struct wsfsp_request * request,
-    struct stat const * stat)
+void wsfsp_provider_invoke(
+    struct wsfsp_invokation_context * context,
+    json_t * request)
 {
-    (void) request;
-    (void) stat;
+    json_t * method_holder = json_object_get(request, "method");
+    json_t * params = json_object_get(request, "params");
+    json_t * id_holder = json_object_get(request, "id");
 
-    // ToDo: implement me
-}
+    if ((NULL != method_holder) && (json_is_string(method_holder)) &&
+        (NULL != params) && (json_is_array(params)))
+    {
+        char const * method = json_string_value(method_holder);
+        int id = json_is_integer(id_holder) ? json_integer_value(id_holder) : 0;
 
-void wsfsp_respond_getattr(
-    struct wsfsp_request * request,
-    struct stat const * stat)
-{
-    (void) request;
-    (void) stat;
-
-    // ToDo: implement me
-}
-
-void wsfsp_respond_readdir(
-    struct wsfsp_request * request,
-    struct wsfsp_dirbuffer * dirbuffer)
-{
-    (void) request;
-    (void) dirbuffer;
-
-    // ToDo: implement me
-}
-
-void wsfsp_respond_open(
-    struct wsfsp_request * request,
-    uint32_t handle)
-{
-    (void) request;
-    (void) handle;
-
-    // ToDo: implement me
-}
-
-void wsfsp_respond_read(
-    struct wsfsp_request * request,
-    char const * data,
-    size_t length)
-{
-    (void) request;
-    (void) data;
-    (void) length;
-
-    // ToDo: implement me
-}
+        wsfsp_provider_invoke_method(context, method, params, id);
+    }
+}

lib/wsfsp/provider_default.c

@@ -1,4 +1,5 @@
 #include "wsfsp/provider_default.h"
+#include "wsfsp/operation/error.h"
 
 void wsfsp_lookup_default(
     struct wsfsp_request * request,
@@ -27,11 +28,9 @@ void wsfsp_getattr_default(
 void wsfsp_readdir_default(
     struct wsfsp_request * request,
     ino_t directory,
-    struct wsfsp_dirbuffer * dirbuffer,
     void * user_data)
 {
     (void) directory;
-    (void) dirbuffer;
     (void) user_data;
 
     wsfsp_respond_error(request, -1);

lib/wsfsp/provider_default.h

@@ -22,7 +22,6 @@ extern void wsfsp_getattr_default(
 extern void wsfsp_readdir_default(
     struct wsfsp_request * request,
     ino_t directory,
-    struct wsfsp_dirbuffer * dirbuffer,
     void * user_data);
 
 extern void wsfsp_open_default(

lib/wsfsp/provider_intern.h

@@ -0,0 +1,27 @@
+#ifndef WSFSP_PROVIDER_INTERN_H
+#define WSFSP_PROVIDER_INTERN_H
+
+#include "wsfsp/provider.h"
+#include <jansson.h>
+
+struct wsfsp_invokation_context
+{
+    struct wsfsp_provider * provider;
+    void * user_data;
+    struct wsfsp_request * request;
+};
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+extern void wsfsp_provider_invoke(
+    struct wsfsp_invokation_context * context,
+    json_t * request);
+
+#ifdef __cplusplus    
+}
+#endif
+
+#endif

lib/wsfsp/request.h

@@ -0,0 +1,18 @@
+#ifndef WSFSP_REQUEST_H
+#define WSFSP_REQUEST_H
+
+#include <jansson.h>
+#include "wsfsp/provider.h"
+
+typedef void wsfsp_request_respond_fn(
+    json_t * response,
+    void * user_data);
+
+struct wsfsp_request
+{
+    wsfsp_request_respond_fn * respond;
+    void * user_data;
+};
+
+
+#endif