77 lines
1.8 KiB
C
77 lines
1.8 KiB
C
/**
|
|
* FreeRDP: A Remote Desktop Protocol Client
|
|
* Plugin Loading Utils
|
|
*
|
|
* Copyright 2011 Vic Lee
|
|
*
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*/
|
|
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
#include <freerdp/utils/print.h>
|
|
#include <freerdp/utils/load_plugin.h>
|
|
|
|
#ifdef _WIN32
|
|
|
|
#include <windows.h>
|
|
#define DLOPEN(f) LoadLibraryA(f)
|
|
#define DLSYM(f, n) GetProcAddress(f, n)
|
|
#define DLCLOSE(f) FreeLibrary(f)
|
|
#define PATH_SEPARATOR '\\'
|
|
#define PLUGIN_EXT "dll"
|
|
|
|
#else
|
|
|
|
#include <dlfcn.h>
|
|
#include <unistd.h>
|
|
#define DLOPEN(f) dlopen(f, RTLD_LOCAL | RTLD_LAZY)
|
|
#define DLSYM(f, n) dlsym(f, n)
|
|
#define DLCLOSE(f) dlclose(f)
|
|
#define PATH_SEPARATOR '/'
|
|
|
|
#ifdef __APPLE__
|
|
#define PLUGIN_EXT "dylib"
|
|
#else
|
|
#define PLUGIN_EXT "so"
|
|
#endif
|
|
|
|
#endif
|
|
|
|
void* freerdp_load_plugin(const char* name, const char* entry_name)
|
|
{
|
|
char path[255];
|
|
void* module;
|
|
void* entry;
|
|
|
|
if (strchr(name, PATH_SEPARATOR) == NULL)
|
|
snprintf(path, sizeof(path), PLUGIN_PATH "%c%s." PLUGIN_EXT, PATH_SEPARATOR, name);
|
|
else
|
|
strncpy(path, name, sizeof(path));
|
|
|
|
module = DLOPEN(path);
|
|
if (module == NULL)
|
|
{
|
|
printf("freerdp_load_plugin: failed to open %s.\n", path);
|
|
return NULL;
|
|
}
|
|
entry = DLSYM(module, entry_name);
|
|
if (entry == NULL)
|
|
{
|
|
printf("freerdp_load_plugin: failed to load %s.\n", path);
|
|
return NULL;
|
|
}
|
|
return entry;
|
|
}
|