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libfreerdp-core: remove old, unused extension framework

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This commit is contained in:
Marc-André Moreau 2014-04-14 14:49:03 -04:00
parent 94f2a52196
commit 09a540b40b
6 changed files with 3 additions and 305 deletions
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2
libfreerdp/core/CMakeLists.txt
View File

@ -52,8 +52,6 @@ set(${MODULE_PREFIX}_SRCS
bulk.h bulk.h
activation.c activation.c
activation.h activation.h
extension.c
extension.h
gcc.c gcc.c
gcc.h gcc.h
mcs.c mcs.c

233
libfreerdp/core/extension.c
View File

@ -1,233 +0,0 @@
/**
* FreeRDP: A Remote Desktop Protocol Implementation
* FreeRDP Extension Plugin Interface
*
* Copyright 2010-2011 Vic Lee
* Copyright 2011 Marc-Andre Moreau <marcandre.moreau@gmail.com>
*
* 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.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <winpr/crt.h>
#include <freerdp/freerdp.h>
#include "extension.h"
#ifdef _WIN32
#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>
#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
static UINT32 FREERDP_CC extension_register_plugin(rdpExtPlugin* plugin)
{
rdpExtension* ext = (rdpExtension*) plugin->ext;
if (ext->num_plugins >= FREERDP_EXT_MAX_COUNT)
{
fprintf(stderr, "extension_register_extension: maximum number of plugins reached.\n");
return 1;
}
ext->plugins[ext->num_plugins++] = plugin;
return 0;
}
static UINT32 FREERDP_CC extension_register_pre_connect_hook(rdpExtPlugin* plugin, PFREERDP_EXTENSION_HOOK hook)
{
rdpExtension* ext = (rdpExtension*) plugin->ext;
if (ext->num_pre_connect_hooks >= FREERDP_EXT_MAX_COUNT)
{
fprintf(stderr, "extension_register_pre_connect_hook: maximum plugin reached.\n");
return 1;
}
ext->pre_connect_hooks[ext->num_pre_connect_hooks] = hook;
ext->pre_connect_hooks_instances[ext->num_pre_connect_hooks] = plugin;
ext->num_pre_connect_hooks++;
return 0;
}
static UINT32 FREERDP_CC extension_register_post_connect_hook(rdpExtPlugin* plugin, PFREERDP_EXTENSION_HOOK hook)
{
rdpExtension* ext = (rdpExtension*) plugin->ext;
if (ext->num_post_connect_hooks >= FREERDP_EXT_MAX_COUNT)
{
fprintf(stderr, "extension_register_post_connect_hook: maximum plugin reached.\n");
return 1;
}
ext->post_connect_hooks[ext->num_post_connect_hooks] = hook;
ext->post_connect_hooks_instances[ext->num_post_connect_hooks] = plugin;
ext->num_post_connect_hooks++;
return 0;
}
static int extension_load_plugins(rdpExtension* extension)
{
int i;
void* han;
char path[256];
rdpSettings* settings;
PFREERDP_EXTENSION_ENTRY entry;
FREERDP_EXTENSION_ENTRY_POINTS entryPoints;
settings = extension->instance->settings;
entryPoints.ext = extension;
entryPoints.pRegisterExtension = extension_register_plugin;
entryPoints.pRegisterPreConnectHook = extension_register_pre_connect_hook;
entryPoints.pRegisterPostConnectHook = extension_register_post_connect_hook;
for (i = 0; settings->extensions[i].name[0]; i++)
{
if (strchr(settings->extensions[i].name, PATH_SEPARATOR) == NULL)
sprintf_s(path, sizeof(path), EXT_PATH "/%s." PLUGIN_EXT, settings->extensions[i].name);
else
sprintf_s(path, sizeof(path), "%s", settings->extensions[i].name);
han = DLOPEN(path);
fprintf(stderr, "extension_load_plugins: %s\n", path);
if (han == NULL)
{
fprintf(stderr, "extension_load_plugins: failed to load %s\n", path);
continue;
}
entry = (PFREERDP_EXTENSION_ENTRY) DLSYM(han, FREERDP_EXT_EXPORT_FUNC_NAME);
if (entry == NULL)
{
DLCLOSE(han);
fprintf(stderr, "extension_load_plugins: failed to find export function in %s\n", path);
continue;
}
entryPoints.data = extension->instance->settings->extensions[i].data;
if (entry(&entryPoints) != 0)
{
DLCLOSE(han);
fprintf(stderr, "extension_load_plugins: %s entry returns error.\n", path);
continue;
}
DLCLOSE(han);
}
return 0;
}
static int extension_init_plugins(rdpExtension* extension)
{
int i;
for (i = 0; i < extension->num_plugins; i++)
extension->plugins[i]->init(extension->plugins[i], extension->instance);
return 0;
}
static int extension_uninit_plugins(rdpExtension* extension)
{
int i;
for (i = 0; i < extension->num_plugins; i++)
extension->plugins[i]->uninit(extension->plugins[i], extension->instance);
return 0;
}
/** Gets through all registered pre-connect hooks and executes them.
* @param extension - pointer to a rdpExtension structure
* @return 0 always
*/
int extension_pre_connect(rdpExtension* extension)
{
int i;
for (i = 0; i < extension->num_pre_connect_hooks; i++)
extension->pre_connect_hooks[i](extension->pre_connect_hooks_instances[i], extension->instance);
return 0;
}
/** Gets through all registered post-connect hooks and executes them.
* @param extension - pointer to a rdpExtension structure
* @return 0 always
*/
int extension_post_connect(rdpExtension* ext)
{
int i;
for (i = 0; i < ext->num_post_connect_hooks; i++)
ext->post_connect_hooks[i](ext->post_connect_hooks_instances[i], ext->instance);
return 0;
}
void extension_load_and_init_plugins(rdpExtension* extension)
{
extension_load_plugins(extension);
extension_init_plugins(extension);
}
rdpExtension* extension_new(freerdp* instance)
{
rdpExtension* extension = NULL;
if (instance != NULL)
{
extension = (rdpExtension*) malloc(sizeof(rdpExtension));
ZeroMemory(extension, sizeof(rdpExtension));
extension->instance = instance;
}
return extension;
}
void extension_free(rdpExtension* extension)
{
if (extension != NULL)
{
extension_uninit_plugins(extension);
free(extension);
}
}

54
libfreerdp/core/extension.h
View File

@ -1,54 +0,0 @@
/**
* FreeRDP: A Remote Desktop Protocol Implementation
* FreeRDP Extension Plugin Interface
*
* Copyright 2010-2011 Vic Lee
* Copyright 2011 Marc-Andre Moreau <marcandre.moreau@gmail.com>
*
* 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.
*/
#ifndef __EXTENSION_H
#define __EXTENSION_H
#include <winpr/windows.h>
#include <freerdp/api.h>
#include <freerdp/freerdp.h>
#include <freerdp/extension.h>
#define FREERDP_EXT_MAX_COUNT 16
struct rdp_extension
{
freerdp* instance;
rdpExtPlugin* plugins[FREERDP_EXT_MAX_COUNT];
int num_plugins;
PFREERDP_EXTENSION_HOOK pre_connect_hooks[FREERDP_EXT_MAX_COUNT];
rdpExtPlugin* pre_connect_hooks_instances[FREERDP_EXT_MAX_COUNT];
int num_pre_connect_hooks;
PFREERDP_EXTENSION_HOOK post_connect_hooks[FREERDP_EXT_MAX_COUNT];
rdpExtPlugin* post_connect_hooks_instances[FREERDP_EXT_MAX_COUNT];
int num_post_connect_hooks;
};
typedef struct rdp_extension rdpExtension;
FREERDP_API int extension_pre_connect(rdpExtension* extension);
FREERDP_API int extension_post_connect(rdpExtension* extension);
FREERDP_API rdpExtension* extension_new(freerdp* instance);
FREERDP_API void extension_free(rdpExtension* extension);
FREERDP_API void extension_load_and_init_plugins(rdpExtension* extension);
#endif /* __EXTENSION_H */

6
libfreerdp/core/freerdp.c
View File

@ -27,7 +27,6 @@
#include "surface.h" #include "surface.h"
#include "transport.h" #include "transport.h"
#include "connection.h" #include "connection.h"
#include "extension.h"
#include "message.h" #include "message.h"
#include <assert.h> #include <assert.h>
@ -79,9 +78,6 @@ BOOL freerdp_connect(freerdp* instance)
settings->KeyboardFunctionKey = 12; settings->KeyboardFunctionKey = 12;
} }
extension_load_and_init_plugins(rdp->extension);
extension_pre_connect(rdp->extension);
if (!status) if (!status)
{ {
if (!connectErrorCode) if (!connectErrorCode)
@ -117,8 +113,6 @@ BOOL freerdp_connect(freerdp* instance)
instance->update->dump_rfx = TRUE; instance->update->dump_rfx = TRUE;
} }
extension_post_connect(rdp->extension);
IFCALLRET(instance->PostConnect, status, instance); IFCALLRET(instance->PostConnect, status, instance);
update_post_connect(instance->update); update_post_connect(instance->update);

11
libfreerdp/core/rdp.c
View File

@ -1223,16 +1223,14 @@ rdpRdp* rdp_new(rdpContext* context)
rdp->settings = context->settings; rdp->settings = context->settings;
rdp->settings->instance = context->instance; rdp->settings->instance = context->instance;
if (context->instance) if (context->instance)
context->instance->settings = rdp->settings; context->instance->settings = rdp->settings;
rdp->extension = extension_new(context->instance);
if (!rdp->extension)
goto out_free_settings;
rdp->transport = transport_new(rdp->settings); rdp->transport = transport_new(rdp->settings);
if (!rdp->transport) if (!rdp->transport)
goto out_free_extension; goto out_free_settings;
rdp->transport->rdp = rdp; rdp->transport->rdp = rdp;
rdp->license = license_new(rdp); rdp->license = license_new(rdp);
@ -1303,8 +1301,6 @@ out_free_license:
license_free(rdp->license); license_free(rdp->license);
out_free_transport: out_free_transport:
transport_free(rdp->transport); transport_free(rdp->transport);
out_free_extension:
extension_free(rdp->extension);
out_free_settings: out_free_settings:
if (newSettings) if (newSettings)
freerdp_settings_free(rdp->settings); freerdp_settings_free(rdp->settings);
@ -1368,7 +1364,6 @@ void rdp_free(rdpRdp* rdp)
crypto_hmac_free(rdp->fips_hmac); crypto_hmac_free(rdp->fips_hmac);
freerdp_settings_free(rdp->settings); freerdp_settings_free(rdp->settings);
freerdp_settings_free(rdp->settingsCopy); freerdp_settings_free(rdp->settingsCopy);
extension_free(rdp->extension);
transport_free(rdp->transport); transport_free(rdp->transport);
license_free(rdp->license); license_free(rdp->license);
input_free(rdp->input); input_free(rdp->input);

2
libfreerdp/core/rdp.h
View File

@ -34,7 +34,6 @@
#include "update.h" #include "update.h"
#include "license.h" #include "license.h"
#include "errinfo.h" #include "errinfo.h"
#include "extension.h"
#include "autodetect.h" #include "autodetect.h"
#include "heartbeat.h" #include "heartbeat.h"
#include "multitransport.h" #include "multitransport.h"
@ -138,7 +137,6 @@ struct rdp_rdp
rdpRedirection* redirection; rdpRedirection* redirection;
rdpSettings* settings; rdpSettings* settings;
rdpTransport* transport; rdpTransport* transport;
rdpExtension* extension;
rdpAutoDetect* autodetect; rdpAutoDetect* autodetect;
rdpHeartbeat* heartbeat; rdpHeartbeat* heartbeat;
rdpMultitransport* multitransport; rdpMultitransport* multitransport;