oRTP  0.21.1
port.h
1 /*
2  The oRTP library is an RTP (Realtime Transport Protocol - rfc3550) stack.
3  Copyright (C) 2001 Simon MORLAT simon.morlat@linphone.org
4 
5  This library is free software; you can redistribute it and/or
6  modify it under the terms of the GNU Lesser General Public
7  License as published by the Free Software Foundation; either
8  version 2.1 of the License, or (at your option) any later version.
9 
10  This library is distributed in the hope that it will be useful,
11  but WITHOUT ANY WARRANTY; without even the implied warranty of
12  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13  Lesser General Public License for more details.
14 
15  You should have received a copy of the GNU Lesser General Public
16  License along with this library; if not, write to the Free Software
17  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 */
19 /* this file is responsible of the portability of the stack */
20 
21 #ifndef ORTP_PORT_H
22 #define ORTP_PORT_H
23 
24 
25 #if !defined(WIN32) && !defined(_WIN32_WCE)
26 /********************************/
27 /* definitions for UNIX flavour */
28 /********************************/
29 
30 #include <errno.h>
31 #include <sys/types.h>
32 #include <pthread.h>
33 #include <unistd.h>
34 #include <fcntl.h>
35 #include <stdlib.h>
36 #include <stdio.h>
37 #include <stdarg.h>
38 #include <string.h>
39 
40 #ifdef __linux
41 #include <stdint.h>
42 #endif
43 
44 
45 #include <sys/types.h>
46 #include <sys/socket.h>
47 #include <netinet/in.h>
48 #if defined(_XOPEN_SOURCE_EXTENDED) || !defined(__hpux)
49 #include <arpa/inet.h>
50 #endif
51 
52 
53 
54 #include <sys/time.h>
55 
56 #ifdef ORTP_INET6
57 #include <netdb.h>
58 #endif
59 
60 typedef int ortp_socket_t;
61 typedef pthread_t ortp_thread_t;
62 typedef pthread_mutex_t ortp_mutex_t;
63 typedef pthread_cond_t ortp_cond_t;
64 
65 #ifdef __INTEL_COMPILER
66 #pragma warning(disable : 111) // statement is unreachable
67 #pragma warning(disable : 181) // argument is incompatible with corresponding format string conversion
68 #pragma warning(disable : 188) // enumerated type mixed with another type
69 #pragma warning(disable : 593) // variable "xxx" was set but never used
70 #pragma warning(disable : 810) // conversion from "int" to "unsigned short" may lose significant bits
71 #pragma warning(disable : 869) // parameter "xxx" was never referenced
72 #pragma warning(disable : 981) // operands are evaluated in unspecified order
73 #pragma warning(disable : 1418) // external function definition with no prior declaration
74 #pragma warning(disable : 1419) // external declaration in primary source file
75 #pragma warning(disable : 1469) // "cc" clobber ignored
76 #endif
77 
78 #define ORTP_PUBLIC
79 
80 #ifdef __cplusplus
81 extern "C"
82 {
83 #endif
84 
85 int __ortp_thread_join(ortp_thread_t thread, void **ptr);
86 int __ortp_thread_create(pthread_t *thread, pthread_attr_t *attr, void * (*routine)(void*), void *arg);
87 
88 #ifdef __cplusplus
89 }
90 #endif
91 
92 #define ortp_thread_create __ortp_thread_create
93 #define ortp_thread_join __ortp_thread_join
94 #define ortp_thread_exit pthread_exit
95 #define ortp_mutex_init pthread_mutex_init
96 #define ortp_mutex_lock pthread_mutex_lock
97 #define ortp_mutex_unlock pthread_mutex_unlock
98 #define ortp_mutex_destroy pthread_mutex_destroy
99 #define ortp_cond_init pthread_cond_init
100 #define ortp_cond_signal pthread_cond_signal
101 #define ortp_cond_broadcast pthread_cond_broadcast
102 #define ortp_cond_wait pthread_cond_wait
103 #define ortp_cond_destroy pthread_cond_destroy
104 
105 #define SOCKET_OPTION_VALUE void *
106 #define SOCKET_BUFFER void *
107 
108 #define getSocketError() strerror(errno)
109 #define getSocketErrorCode() (errno)
110 
111 #define ortp_log10f(x) log10f(x)
112 
113 
114 #else
115 /*********************************/
116 /* definitions for WIN32 flavour */
117 /*********************************/
118 
119 #include <stdio.h>
120 #include <stdlib.h>
121 #include <stdarg.h>
122 #include <winsock2.h>
123 #include <ws2tcpip.h>
124 
125 #ifdef _MSC_VER
126 #ifdef ORTP_EXPORTS
127 #define ORTP_PUBLIC __declspec(dllexport)
128 #else
129 #define ORTP_PUBLIC __declspec(dllimport)
130 #endif
131 #pragma push_macro("_WINSOCKAPI_")
132 #ifndef _WINSOCKAPI_
133 #define _WINSOCKAPI_
134 #endif
135 
136 typedef unsigned __int64 uint64_t;
137 typedef __int64 int64_t;
138 typedef unsigned short uint16_t;
139 typedef unsigned int uint32_t;
140 typedef int int32_t;
141 typedef unsigned char uint8_t;
142 typedef __int16 int16_t;
143 #else
144 #include <stdint.h> /*provided by mingw32*/
145 #include <io.h>
146 #define ORTP_PUBLIC
147 #endif
148 
149 #define vsnprintf _vsnprintf
150 #define srandom srand
151 #define random rand
152 
153 
154 typedef SOCKET ortp_socket_t;
155 #ifdef WINAPI_FAMILY_PHONE_APP
156 typedef CONDITION_VARIABLE ortp_cond_t;
157 typedef SRWLOCK ortp_mutex_t;
158 #else
159 typedef HANDLE ortp_cond_t;
160 typedef HANDLE ortp_mutex_t;
161 #endif
162 typedef HANDLE ortp_thread_t;
163 
164 #define ortp_thread_create WIN_thread_create
165 #define ortp_thread_join WIN_thread_join
166 #define ortp_thread_exit(arg)
167 #define ortp_mutex_init WIN_mutex_init
168 #define ortp_mutex_lock WIN_mutex_lock
169 #define ortp_mutex_unlock WIN_mutex_unlock
170 #define ortp_mutex_destroy WIN_mutex_destroy
171 #define ortp_cond_init WIN_cond_init
172 #define ortp_cond_signal WIN_cond_signal
173 #define ortp_cond_broadcast WIN_cond_broadcast
174 #define ortp_cond_wait WIN_cond_wait
175 #define ortp_cond_destroy WIN_cond_destroy
176 
177 
178 #ifdef __cplusplus
179 extern "C"
180 {
181 #endif
182 
183 ORTP_PUBLIC int WIN_mutex_init(ortp_mutex_t *m, void *attr_unused);
184 ORTP_PUBLIC int WIN_mutex_lock(ortp_mutex_t *mutex);
185 ORTP_PUBLIC int WIN_mutex_unlock(ortp_mutex_t *mutex);
186 ORTP_PUBLIC int WIN_mutex_destroy(ortp_mutex_t *mutex);
187 ORTP_PUBLIC int WIN_thread_create(ortp_thread_t *t, void *attr_unused, void *(*func)(void*), void *arg);
188 ORTP_PUBLIC int WIN_thread_join(ortp_thread_t thread, void **unused);
189 ORTP_PUBLIC int WIN_cond_init(ortp_cond_t *cond, void *attr_unused);
190 ORTP_PUBLIC int WIN_cond_wait(ortp_cond_t * cond, ortp_mutex_t * mutex);
191 ORTP_PUBLIC int WIN_cond_signal(ortp_cond_t * cond);
192 ORTP_PUBLIC int WIN_cond_broadcast(ortp_cond_t * cond);
193 ORTP_PUBLIC int WIN_cond_destroy(ortp_cond_t * cond);
194 
195 #ifdef __cplusplus
196 }
197 #endif
198 
199 #define SOCKET_OPTION_VALUE char *
200 #define inline __inline
201 
202 #if defined(_WIN32_WCE)
203 
204 #define ortp_log10f(x) (float)log10 ((double)x)
205 
206 #ifdef assert
207  #undef assert
208 #endif /*assert*/
209 #define assert(exp) ((void)0)
210 
211 #ifdef errno
212  #undef errno
213 #endif /*errno*/
214 #define errno GetLastError()
215 #ifdef strerror
216  #undef strerror
217 #endif /*strerror*/
218 const char * ortp_strerror(DWORD value);
219 #define strerror ortp_strerror
220 
221 
222 #else /*_WIN32_WCE*/
223 
224 #define ortp_log10f(x) log10f(x)
225 
226 #endif
227 
228 ORTP_PUBLIC const char *getWinSocketError(int error);
229 #define getSocketErrorCode() WSAGetLastError()
230 #define getSocketError() getWinSocketError(WSAGetLastError())
231 
232 #define snprintf _snprintf
233 #define strcasecmp _stricmp
234 
235 
236 #ifdef __cplusplus
237 extern "C"{
238 #endif
239 ORTP_PUBLIC int gettimeofday (struct timeval *tv, void* tz);
240 #ifdef _WORKAROUND_MINGW32_BUGS
241 char * WSAAPI gai_strerror(int errnum);
242 #endif
243 #ifdef __cplusplus
244 }
245 #endif
246 
247 #endif
248 
249 typedef unsigned char bool_t;
250 #undef TRUE
251 #undef FALSE
252 #define TRUE 1
253 #define FALSE 0
254 
255 typedef struct ortpTimeSpec{
256  int64_t tv_sec;
257  int64_t tv_nsec;
258 }ortpTimeSpec;
259 
260 #ifdef __cplusplus
261 extern "C"{
262 #endif
263 
264 ORTP_PUBLIC void* ortp_malloc(size_t sz);
265 ORTP_PUBLIC void ortp_free(void *ptr);
266 ORTP_PUBLIC void* ortp_realloc(void *ptr, size_t sz);
267 ORTP_PUBLIC void* ortp_malloc0(size_t sz);
268 ORTP_PUBLIC char * ortp_strdup(const char *tmp);
269 
270 /*override the allocator with this method, to be called BEFORE ortp_init()*/
271 typedef struct _OrtpMemoryFunctions{
272  void *(*malloc_fun)(size_t sz);
273  void *(*realloc_fun)(void *ptr, size_t sz);
274  void (*free_fun)(void *ptr);
276 
277 void ortp_set_memory_functions(OrtpMemoryFunctions *functions);
278 
279 #define ortp_new(type,count) (type*)ortp_malloc(sizeof(type)*(count))
280 #define ortp_new0(type,count) (type*)ortp_malloc0(sizeof(type)*(count))
281 
282 ORTP_PUBLIC int close_socket(ortp_socket_t sock);
283 ORTP_PUBLIC int set_non_blocking_socket(ortp_socket_t sock);
284 
285 ORTP_PUBLIC char *ortp_strndup(const char *str,int n);
286 ORTP_PUBLIC char *ortp_strdup_printf(const char *fmt,...);
287 ORTP_PUBLIC char *ortp_strdup_vprintf(const char *fmt, va_list ap);
288 
289 ORTP_PUBLIC int ortp_file_exist(const char *pathname);
290 
291 ORTP_PUBLIC void ortp_get_cur_time(ortpTimeSpec *ret);
292 
293 /* portable named pipes and shared memory*/
294 #if !defined(_WIN32_WCE)
295 #ifdef WIN32
296 typedef HANDLE ortp_pipe_t;
297 #define ORTP_PIPE_INVALID INVALID_HANDLE_VALUE
298 #else
299 typedef int ortp_pipe_t;
300 #define ORTP_PIPE_INVALID (-1)
301 #endif
302 
303 ORTP_PUBLIC ortp_pipe_t ortp_server_pipe_create(const char *name);
304 /*
305  * warning: on win32 ortp_server_pipe_accept_client() might return INVALID_HANDLE_VALUE without
306  * any specific error, this happens when ortp_server_pipe_close() is called on another pipe.
307  * This pipe api is not thread-safe.
308 */
309 ORTP_PUBLIC ortp_pipe_t ortp_server_pipe_accept_client(ortp_pipe_t server);
310 ORTP_PUBLIC int ortp_server_pipe_close(ortp_pipe_t spipe);
311 ORTP_PUBLIC int ortp_server_pipe_close_client(ortp_pipe_t client);
312 
313 ORTP_PUBLIC ortp_pipe_t ortp_client_pipe_connect(const char *name);
314 ORTP_PUBLIC int ortp_client_pipe_close(ortp_pipe_t sock);
315 
316 ORTP_PUBLIC int ortp_pipe_read(ortp_pipe_t p, uint8_t *buf, int len);
317 ORTP_PUBLIC int ortp_pipe_write(ortp_pipe_t p, const uint8_t *buf, int len);
318 
319 ORTP_PUBLIC void *ortp_shm_open(unsigned int keyid, int size, int create);
320 ORTP_PUBLIC void ortp_shm_close(void *memory);
321 
322 #endif
323 
324 #ifdef __cplusplus
325 }
326 
327 #endif
328 
329 
330 #if (defined(WIN32) || defined(_WIN32_WCE)) && !defined(ORTP_STATIC)
331 #ifdef ORTP_EXPORTS
332  #define ORTP_VAR_PUBLIC extern __declspec(dllexport)
333 #else
334  #define ORTP_VAR_PUBLIC __declspec(dllimport)
335 #endif
336 #else
337  #define ORTP_VAR_PUBLIC extern
338 #endif
339 
340 
341 /*define __ios when we are compiling for ios.
342  The TARGET_OS_IPHONE macro is stupid, it is defined to 0 when compiling on mac os x.
343 */
344 #if defined(TARGET_OS_IPHONE) && TARGET_OS_IPHONE==1
345 #define __ios 1
346 #endif
347 
348 #endif
349 
350