FreeRDP/include/freerdp/api.h

117 lines
3.5 KiB
C

/**
* FreeRDP: A Remote Desktop Protocol Implementation
* FreeRDP Interface
*
* Copyright 2009-2011 Jay Sorg
*
* 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 FREERDP_API_H
#define FREERDP_API_H
#include <winpr/winpr.h>
#include <winpr/wlog.h>
#include <winpr/platform.h>
/* To silence missing prototype warnings for library entry points use this macro.
* It first declares the function as prototype and then again as function implementation
*/
#define FREERDP_ENTRY_POINT(fkt) \
fkt; \
fkt
#ifdef _WIN32
#define FREERDP_CC __cdecl
#else
#define FREERDP_CC
#endif
#if defined _WIN32 || defined __CYGWIN__
#ifdef FREERDP_EXPORTS
#ifdef __GNUC__
#define FREERDP_API __attribute__((dllexport))
#else
#define FREERDP_API __declspec(dllexport)
#endif
#else
#ifdef __GNUC__
#define FREERDP_API __attribute__((dllimport))
#else
#define FREERDP_API __declspec(dllimport)
#endif
#endif
#else
#if __GNUC__ >= 4
#define FREERDP_API __attribute__((visibility("default")))
#else
#define FREERDP_API
#endif
#endif
#if defined(EXPORT_ALL_SYMBOLS)
#define FREERDP_LOCAL FREERDP_API
#else
#if defined _WIN32 || defined __CYGWIN__
#define FREERDP_LOCAL
#else
#if __GNUC__ >= 4
#define FREERDP_LOCAL __attribute__((visibility("hidden")))
#else
#define FREERDP_LOCAL
#endif
#endif
#endif
#define IFCALL(_cb, ...) \
do \
{ \
if (_cb != NULL) \
_cb(__VA_ARGS__); \
else \
WLog_VRB("com.freerdp.api", "IFCALL(" #_cb ") == NULL"); \
} while (0)
#define IFCALLRET(_cb, _ret, ...) \
do \
{ \
if (_cb != NULL) \
_ret = _cb(__VA_ARGS__); \
else \
WLog_VRB("com.freerdp.api", "IFCALLRET(" #_cb ") == NULL"); \
} while (0)
#if 0 //__GNUC__
#define IFCALLRESULT(_default_return, _cb, ...) \
({ \
(_cb != NULL) ? _cb(__VA_ARGS__) : ({ \
WLog_VRB("com.freerdp.api", "IFCALLRESULT(" #_cb ") == NULL"); \
(_default_return); \
}); \
})
#else
#define IFCALLRESULT(_default_return, _cb, ...) \
((_cb != NULL) ? _cb(__VA_ARGS__) : (_default_return))
#endif
#ifdef __GNUC__
#define ALIGN64 __attribute__((aligned(8)))
#else
#ifdef _WIN32
#define ALIGN64 __declspec(align(8))
#else
#define ALIGN64
#endif
#endif
#endif /* FREERDP_API */