refactor: merged code structure

lib/webfuse_provider/impl/operation/close.c

@@ -0,0 +1,38 @@
+#include "webfuse_provider/impl/operation/close.h"
+#include <limits.h>
+#include "webfuse_provider/impl/util.h"
+
+void wfp_impl_close(
+    struct wfp_impl_invokation_context * context,
+    json_t * params,
+    int WF_UNUSED_PARAM(id))
+{
+    size_t const param_count = json_array_size(params);
+    if (4 == param_count)
+    {
+        json_t * inode_holder = json_array_get(params, 1);
+        json_t * handle_holder = json_array_get(params, 2);
+        json_t * flags_holder = json_array_get(params, 3);
+
+        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);
+        }
+    }
+
+}
+
+void wfp_impl_close_default(
+    ino_t WF_UNUSED_PARAM(inode),
+    uint32_t WF_UNUSED_PARAM(handle),
+    int WF_UNUSED_PARAM(flags),
+    void * WF_UNUSED_PARAM(user_data))
+{
+    // empty
+}

lib/webfuse_provider/impl/operation/close.h

@@ -0,0 +1,26 @@
+#ifndef WF_PROVIDER_IMPL_OPERATION_CLOSE_H
+#define WF_PROVIDER_IMPL_OPERATION_CLOSE_H
+
+#include "webfuse_provider/impl/provider.h"
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+extern void wfp_impl_close(
+    struct wfp_impl_invokation_context * context,
+    json_t * params,
+    int id);
+
+extern void wfp_impl_close_default(
+    ino_t inode,
+    uint32_t handle,
+    int flags,
+    void * user_data);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif

lib/webfuse_provider/impl/operation/error.h

@@ -0,0 +1,22 @@
+#ifndef WFP_OPERATION_IMPL_ERROR_H
+#define WFP_OPERATION_IMPL_ERROR_H
+
+#include "webfuse_provider/api.h"
+#include "webfuse_provider/status.h"
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+struct wfp_request;
+
+extern WFP_API void wfp_impl_respond_error(
+    struct wfp_request * request,
+    wf_status status);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif

lib/webfuse_provider/impl/operation/getattr.c

@@ -0,0 +1,64 @@
+#include "webfuse_provider/impl/operation/getattr.h"
+
+#include <stdbool.h>
+
+#include "webfuse_provider/impl/operation/error.h"
+#include "webfuse_provider/impl/request.h"
+#include "webfuse_provider/impl/util.h"
+
+
+void wfp_impl_getattr(
+    struct wfp_impl_invokation_context * context,
+    json_t * params,
+    int id)
+{
+    size_t const count = json_array_size(params);
+    if (2 == count)
+    {
+        json_t * inode_holder = json_array_get(params, 1);
+
+        if (json_is_integer(inode_holder))
+        {
+            ino_t inode = (ino_t) json_integer_value(inode_holder);
+            struct wfp_request * request = wfp_impl_request_create(context->request, id);
+
+            context->provider->getattr(request, inode, context->user_data);
+        }
+    }
+}
+
+void wfp_impl_getattr_default(
+    struct wfp_request * request,
+    ino_t WF_UNUSED_PARAM(inode),
+    void * WF_UNUSED_PARAM(user_data))
+{
+    wfp_impl_respond_error(request, WF_BAD_NOENTRY);
+}
+
+void wfp_impl_respond_getattr(
+    struct wfp_request * request,
+    struct stat const * stat)
+{
+    bool const is_file = (0 != (stat->st_mode & S_IFREG));
+    bool const is_dir = (0 != (stat->st_mode & S_IFDIR));
+
+    json_t * result = json_object();
+    json_object_set_new(result, "inode", json_integer(stat->st_ino));
+    json_object_set_new(result, "mode", json_integer(stat->st_mode & 0777));    
+    json_object_set_new(result, "atime", json_integer(stat->st_atime));
+    json_object_set_new(result, "mtime", json_integer(stat->st_mtime));
+    json_object_set_new(result, "ctime", json_integer(stat->st_ctime));
+
+    if (is_file)
+    {
+        json_object_set_new(result, "type", json_string("file"));
+        json_object_set_new(result, "size", json_integer(stat->st_size));
+    }
+
+    if (is_dir)
+    {
+        json_object_set_new(result, "type", json_string("dir"));
+    }
+
+    wfp_impl_respond(request, result);
+}

lib/webfuse_provider/impl/operation/getattr.h

@@ -0,0 +1,29 @@
+#ifndef WF_PROVIDER_IMPL_OPERATION_GETATTR_H
+#define WF_PROVIDER_IMPL_OPERATION_GETATTR_H
+
+#include "webfuse_provider/impl/provider.h"
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+extern void wfp_impl_respond_getattr(
+    struct wfp_request * request,
+    struct stat const * stat);
+
+extern void wfp_impl_getattr(
+    struct wfp_impl_invokation_context * context,
+    json_t * params,
+    int id);
+
+extern void wfp_impl_getattr_default(
+    struct wfp_request * request,
+    ino_t inode,
+    void * user_data);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif

lib/webfuse_provider/impl/operation/lookup.c

@@ -0,0 +1,68 @@
+#include "webfuse_provider/impl/operation/lookup.h"
+
+#include <stdbool.h>
+
+#include "webfuse_provider/impl/operation/error.h"
+#include "webfuse_provider/impl/request.h"
+#include "webfuse_provider/impl/util.h"
+
+void wfp_impl_lookup(
+    struct wfp_impl_invokation_context * context,
+    json_t * params,
+    int id)
+{
+    size_t const count = json_array_size(params);
+    if (3 == count)
+    {
+        json_t * inode_holder = json_array_get(params, 1);
+        json_t * name_holder = json_array_get(params, 2);
+
+        if (json_is_integer(inode_holder) &&
+            json_is_string(name_holder))
+        {
+            ino_t inode = json_integer_value(inode_holder);
+            char const * name = json_string_value(name_holder);
+
+            struct wfp_request * request = wfp_impl_request_create(context->request, id);
+            context->provider->lookup(request, inode, name, context->user_data);
+        }
+    }
+}
+
+void wfp_impl_respond_lookup(
+    struct wfp_request * request,
+    struct stat const * stat)
+{
+    bool const is_file = (0 != (stat->st_mode & S_IFREG));
+    bool const is_dir = (0 != (stat->st_mode & S_IFDIR));
+
+    json_t * result = json_object();
+    json_object_set_new(result, "inode", json_integer(stat->st_ino));
+    json_object_set_new(result, "mode", json_integer(stat->st_mode & 0777));    
+    json_object_set_new(result, "atime", json_integer(stat->st_atime));
+    json_object_set_new(result, "mtime", json_integer(stat->st_mtime));
+    json_object_set_new(result, "ctime", json_integer(stat->st_ctime));
+
+    if (is_file)
+    {
+        json_object_set_new(result, "type", json_string("file"));
+        json_object_set_new(result, "size", json_integer(stat->st_size));
+    }
+
+    if (is_dir)
+    {
+        json_object_set_new(result, "type", json_string("dir"));
+    }
+
+    wfp_impl_respond(request, result);    
+}
+
+void wfp_impl_lookup_default(
+    struct wfp_request * request,
+    ino_t WF_UNUSED_PARAM(parent),
+    char const * WF_UNUSED_PARAM(name),
+    void * WF_UNUSED_PARAM(user_data))
+{
+    wfp_impl_respond_error(request, WF_BAD_NOENTRY);
+}
+

lib/webfuse_provider/impl/operation/lookup.h

@@ -0,0 +1,30 @@
+#ifndef WF_PROVIDER_IMPL_OPERATION_LOOKUP_H
+#define WF_PROVIDER_IMPL_OPERATION_LOOKUP_H
+
+#include "webfuse_provider/impl/provider.h"
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+extern void wfp_impl_respond_lookup(
+    struct wfp_request * request,
+    struct stat const * stat);
+
+extern void wfp_impl_lookup(
+    struct wfp_impl_invokation_context * context,
+    json_t * params,
+    int id);
+
+extern void wfp_impl_lookup_default(
+    struct wfp_request * request,
+    ino_t parent,
+    char const * name,
+    void * user_data);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif

lib/webfuse_provider/impl/operation/open.c

@@ -0,0 +1,47 @@
+#include "webfuse_provider/impl/operation/open.h"
+#include "webfuse_provider/impl/operation/error.h"
+#include "webfuse_provider/impl/request.h"
+#include "webfuse_provider/impl/util.h"
+
+void wfp_impl_open(
+    struct wfp_impl_invokation_context * context,
+    json_t * params,
+    int id)
+{
+    size_t const count = json_array_size(params);
+    if (3 == count)
+    {
+        json_t * inode_holder = json_array_get(params, 1);
+        json_t * flags_holder = json_array_get(params, 2);
+
+        if (json_is_integer(inode_holder) &&
+            json_is_integer(flags_holder))
+        {
+            ino_t inode = (ino_t) json_integer_value(inode_holder);
+            int flags = (ino_t) json_integer_value(flags_holder);
+
+            struct wfp_request * request = wfp_impl_request_create(context->request, id);
+
+            context->provider->open(request, inode, flags, context->user_data);
+        }
+    }
+}
+
+void wfp_impl_open_default(
+    struct wfp_request * request,
+    ino_t WF_UNUSED_PARAM(inode),
+    int WF_UNUSED_PARAM(flags),
+    void * WF_UNUSED_PARAM(user_data))
+{
+    wfp_impl_respond_error(request, WF_BAD_NOENTRY);
+}
+
+void wfp_impl_respond_open(
+    struct wfp_request * request,
+    uint32_t handle)
+{
+    json_t * result = json_object();
+    json_object_set_new(result, "handle", json_integer((int) handle));
+
+    wfp_impl_respond(request, result);
+}

lib/webfuse_provider/impl/operation/open.h

@@ -0,0 +1,30 @@
+#ifndef WF_PROVIDER_IMPL_OPERATION_OPEN_H
+#define WF_PROVIDER_IMPL_OPERATION_OPEN_H
+
+#include "webfuse_provider/impl/provider.h"
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+extern void wfp_impl_respond_open(
+    struct wfp_request * request,
+    uint32_t handle);
+
+extern void wfp_impl_open(
+    struct wfp_impl_invokation_context * context,
+    json_t * params,
+    int id);
+
+extern void wfp_impl_open_default(
+    struct wfp_request * request,
+    ino_t inode,
+    int flags,
+    void * user_data);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif

lib/webfuse_provider/impl/operation/read.c

@@ -0,0 +1,78 @@
+#include "webfuse_provider/impl/operation/read.h"
+
+#include <stdlib.h>
+
+#include "webfuse_provider/impl/operation/error.h"
+#include "webfuse_provider/impl/request.h"
+#include "webfuse_provider/impl/util.h"
+#include "webfuse_provider/impl/base64.h"
+
+void wfp_impl_read(
+    struct wfp_impl_invokation_context * context,
+    json_t * params,
+    int id)
+{
+    size_t const count = json_array_size(params);
+    if (5 == count)
+    {
+        json_t * inode_holder = json_array_get(params, 1);
+        json_t * handle_holder = json_array_get(params, 2);
+        json_t * offset_holder = json_array_get(params, 3);
+        json_t * length_holder = json_array_get(params, 4);
+
+        if (json_is_integer(inode_holder) &&
+            json_is_integer(handle_holder) &&
+            json_is_integer(offset_holder) &&
+            json_is_integer(length_holder))
+        {
+            ino_t inode = (ino_t) json_integer_value(inode_holder);
+            int handle = json_integer_value(handle_holder);
+            size_t offset = json_integer_value(offset_holder);
+            size_t length = json_integer_value(length_holder);
+            struct wfp_request * request = wfp_impl_request_create(context->request, id);
+
+            context->provider->read(request, inode, handle, offset, length, context->user_data);
+        }
+    } 
+}
+
+void wfp_impl_read_default(
+    struct wfp_request * request,
+    ino_t WF_UNUSED_PARAM(inode),
+    uint32_t WF_UNUSED_PARAM(handle),
+    size_t WF_UNUSED_PARAM(offset),
+    size_t WF_UNUSED_PARAM(length),
+    void * WF_UNUSED_PARAM(user_data))
+{
+    wfp_impl_respond_error(request, WF_BAD_NOENTRY);
+}
+
+void wfp_impl_respond_read(
+    struct wfp_request * request,
+    char const * data,
+    size_t length)
+{
+    if (0 < length)
+    {
+        size_t const size = wf_base64_encoded_size(length) + 1;
+        char * buffer = malloc(size);
+        wf_base64_encode((uint8_t const *) data, length, buffer, size);
+
+        json_t * result = json_object();
+        json_object_set_new(result, "data", json_string(buffer));
+        json_object_set_new(result, "format", json_string("base64"));
+        json_object_set_new(result, "count", json_integer((int) length));
+
+        wfp_impl_respond(request, result);
+        free(buffer);
+    }
+    else
+    {
+            json_t * result = json_object();
+            json_object_set_new(result, "data", json_string(""));
+            json_object_set_new(result, "format", json_string("identity"));
+            json_object_set_new(result, "count", json_integer(0));
+
+            wfp_impl_respond(request, result);        
+    }
+}

lib/webfuse_provider/impl/operation/read.h

@@ -0,0 +1,33 @@
+#ifndef WF_PROVIDER_IMPL_OPERATION_READ_H
+#define WF_PROVIDER_IMPL_OPERATION_READ_H
+
+#include "webfuse_provider/impl/provider.h"
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+extern void wfp_impl_respond_read(
+    struct wfp_request * request,
+    char const * data,
+    size_t length);
+
+extern void wfp_impl_read(
+    struct wfp_impl_invokation_context * context,
+    json_t * params,
+    int id);
+
+extern void wfp_impl_read_default(
+    struct wfp_request * request,
+    ino_t inode,
+    uint32_t handle,
+    size_t offset,
+    size_t length,
+    void * user_data);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif

lib/webfuse_provider/impl/operation/readdir.c

@@ -0,0 +1,42 @@
+#include "webfuse_provider/impl/operation/readdir.h"
+#include "webfuse_provider/impl/operation/error.h"
+#include "webfuse_provider/impl/dirbuffer.h"
+#include "webfuse_provider/impl/request.h"
+#include "webfuse_provider/impl/util.h"
+
+void wfp_impl_readdir(
+    struct wfp_impl_invokation_context * context,
+    json_t * params,
+    int id)
+{
+    size_t const count = json_array_size(params);
+    if (2 == count)
+    {
+        json_t * inode_holder = json_array_get(params, 1);
+
+        if (json_is_integer(inode_holder))
+        {
+            ino_t inode = (ino_t) json_integer_value(inode_holder);
+            struct wfp_request * request = wfp_impl_request_create(context->request, id);
+
+            context->provider->readdir(request, inode, context->user_data);
+        }
+    }
+}
+
+void wfp_impl_readdir_default(
+    struct wfp_request * request,
+    ino_t WF_UNUSED_PARAM(directory),
+    void * WF_UNUSED_PARAM(user_data))
+{
+    wfp_impl_respond_error(request, WF_BAD_NOENTRY);
+}
+
+void wfp_impl_respond_readdir(
+    struct wfp_request * request,
+    struct wfp_dirbuffer * dirbuffer)
+{
+    json_t * result = wfp_impl_dirbuffer_take(dirbuffer);
+    wfp_impl_respond(request, result);
+}
+

lib/webfuse_provider/impl/operation/readdir.h

@@ -0,0 +1,29 @@
+#ifndef WF_PROVIDER_IMPL_OPERATION_READDIR_H
+#define WF_PROVIDER_IMPL_OPERATION_READDIR_H
+
+#include "webfuse_provider/impl/provider.h"
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+extern void wfp_impl_respond_readdir(
+    struct wfp_request * request,
+    struct wfp_dirbuffer * dirbuffer);
+
+extern void wfp_impl_readdir(
+    struct wfp_impl_invokation_context * context,
+    json_t * params,
+    int id);
+
+extern void wfp_impl_readdir_default(
+    struct wfp_request * request,
+    ino_t directory,
+    void * user_data);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif