FreeRDP/server/shadow/shadow_subsystem_builtin.c
2023-07-31 08:32:43 +02:00

76 lines
1.8 KiB
C

/**
* FreeRDP: A Remote Desktop Protocol Implementation
*
* Copyright 2016 Jiang Zihao <zihao.jiang@yahoo.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.
*/
#include <freerdp/config.h>
#include <freerdp/server/shadow.h>
typedef struct
{
const char* (*name)(void);
pfnShadowSubsystemEntry entry;
} RDP_SHADOW_SUBSYSTEM;
extern int ShadowSubsystemEntry(RDP_SHADOW_ENTRY_POINTS* pEntryPoints);
extern const char* ShadowSubsystemName(void);
static RDP_SHADOW_SUBSYSTEM g_Subsystems[] = {
{ ShadowSubsystemName, ShadowSubsystemEntry }
};
static size_t g_SubsystemCount = ARRAYSIZE(g_Subsystems);
static pfnShadowSubsystemEntry shadow_subsystem_load_static_entry(const char* name)
{
if (!name)
{
if (g_SubsystemCount > 0)
{
const RDP_SHADOW_SUBSYSTEM* cur = &g_Subsystems[0];
WINPR_ASSERT(cur->entry);
return cur->entry;
}
return NULL;
}
for (size_t index = 0; index < g_SubsystemCount; index++)
{
const RDP_SHADOW_SUBSYSTEM* cur = &g_Subsystems[index];
WINPR_ASSERT(cur->name);
WINPR_ASSERT(cur->entry);
if (strcmp(name, cur->name()) == 0)
return cur->entry;
}
return NULL;
}
void shadow_subsystem_set_entry_builtin(const char* name)
{
pfnShadowSubsystemEntry entry = shadow_subsystem_load_static_entry(name);
if (entry)
shadow_subsystem_set_entry(entry);
return;
}