1 /*****************************************************************************
2 * common.h: common definitions
3 * Collection of useful common types and macros definitions
4 *****************************************************************************
5 * Copyright (C) 1998-2005 the VideoLAN team
8 * Authors: Samuel Hocevar <sam@via.ecp.fr>
9 * Vincent Seguin <seguin@via.ecp.fr>
10 * Gildas Bazin <gbazin@videolan.org>
12 * This program is free software; you can redistribute it and/or modify
13 * it under the terms of the GNU General Public License as published by
14 * the Free Software Foundation; either version 2 of the License, or
15 * (at your option) any later version.
17 * This program is distributed in the hope that it will be useful,
18 * but WITHOUT ANY WARRANTY; without even the implied warranty of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 * GNU General Public License for more details.
22 * You should have received a copy of the GNU General Public License
23 * along with this program; if not, write to the Free Software
24 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
25 *****************************************************************************/
29 * This file is a collection of common definitions and types
33 # define VLC_COMMON_H 1
35 /*****************************************************************************
36 * Required vlc headers
37 *****************************************************************************/
38 #if defined( _MSC_VER )
39 # pragma warning( disable : 4244 )
42 #include "vlc_config.h"
44 /*****************************************************************************
45 * Required system headers
46 *****************************************************************************/
59 /* Format string sanity checks */
61 # define LIBVLC_FORMAT(x,y) __attribute__ ((format(printf,x,y)))
62 # define LIBVLC_USED __attribute__ ((warn_unused_result))
64 # define LIBVLC_FORMAT(x,y)
68 /*****************************************************************************
69 * Basic types definitions
70 *****************************************************************************/
71 #if defined( WIN32 ) || defined( UNDER_CE )
74 # define PATH_MAX MAX_PATH
78 /* Counter for statistics and profiling */
79 typedef unsigned long count_t;
82 typedef uint16_t audio_volume_t;
85 * High precision date or time interval
87 * Store a high precision date or time interval. The maximum precision is the
88 * microsecond, and a 64 bits integer is used to avoid overflows (maximum
89 * time interval is then 292271 years, which should be long enough for any
90 * video). Dates are stored as microseconds since a common date (usually the
91 * epoch). Note that date and time intervals can be manipulated using regular
92 * arithmetic operators, and that no special functions are required.
94 typedef int64_t mtime_t;
97 * The vlc_fourcc_t type.
99 * See http://www.webartz.com/fourcc/ for a very detailed list.
101 typedef uint32_t vlc_fourcc_t;
103 #ifdef WORDS_BIGENDIAN
104 # define VLC_FOURCC( a, b, c, d ) \
105 ( ((uint32_t)d) | ( ((uint32_t)c) << 8 ) \
106 | ( ((uint32_t)b) << 16 ) | ( ((uint32_t)a) << 24 ) )
107 # define VLC_TWOCC( a, b ) \
108 ( (uint16_t)(b) | ( (uint16_t)(a) << 8 ) )
111 # define VLC_FOURCC( a, b, c, d ) \
112 ( ((uint32_t)a) | ( ((uint32_t)b) << 8 ) \
113 | ( ((uint32_t)c) << 16 ) | ( ((uint32_t)d) << 24 ) )
114 # define VLC_TWOCC( a, b ) \
115 ( (uint16_t)(a) | ( (uint16_t)(b) << 8 ) )
120 * Translate a vlc_fourcc into its string representation. This function
121 * assumes there is enough room in psz_fourcc to store 4 characters in.
123 * \param fcc a vlc_fourcc_t
124 * \param psz_fourcc string to store string representation of vlc_fourcc in
126 static inline void __vlc_fourcc_to_char( vlc_fourcc_t fcc, char *psz_fourcc )
128 memcpy( psz_fourcc, &fcc, 4 );
131 #define vlc_fourcc_to_char( a, b ) \
132 __vlc_fourcc_to_char( (vlc_fourcc_t)(a), (char *)(b) )
134 /*****************************************************************************
135 * Classes declaration
136 *****************************************************************************/
139 typedef struct vlc_list_t vlc_list_t;
140 typedef struct vlc_object_t vlc_object_t;
141 typedef struct libvlc_int_t libvlc_int_t;
142 typedef struct date_t date_t;
143 typedef struct dict_entry_t dict_entry_t;
144 typedef struct dict_t dict_t;
153 PLAYLIST_PLAY, /**< No arg. res=can fail*/
154 PLAYLIST_VIEWPLAY, /**< arg1= playlist_item_t*,*/
155 /** arg2 = playlist_item_t* , res=can fail */
156 PLAYLIST_PAUSE, /**< No arg res=can fail*/
157 PLAYLIST_STOP, /**< No arg res=can fail*/
158 PLAYLIST_SKIP, /**< arg1=int, res=can fail*/
159 } playlist_command_t;
162 typedef struct playlist_t playlist_t;
163 typedef struct playlist_item_t playlist_item_t;
164 typedef struct playlist_view_t playlist_view_t;
165 typedef struct playlist_export_t playlist_export_t;
166 typedef struct services_discovery_t services_discovery_t;
167 typedef struct services_discovery_sys_t services_discovery_sys_t;
168 typedef struct playlist_add_t playlist_add_t;
171 typedef struct module_bank_t module_bank_t;
172 typedef struct module_t module_t;
173 typedef struct module_config_t module_config_t;
174 typedef struct module_symbols_t module_symbols_t;
175 typedef struct module_cache_t module_cache_t;
177 typedef struct config_category_t config_category_t;
180 typedef struct input_thread_t input_thread_t;
181 typedef struct input_thread_sys_t input_thread_sys_t;
182 typedef struct input_item_t input_item_t;
183 typedef struct access_t access_t;
184 typedef struct access_sys_t access_sys_t;
185 typedef struct stream_t stream_t;
186 typedef struct stream_sys_t stream_sys_t;
187 typedef struct demux_t demux_t;
188 typedef struct demux_meta_t demux_meta_t;
189 typedef struct demux_sys_t demux_sys_t;
190 typedef struct es_out_t es_out_t;
191 typedef struct es_out_id_t es_out_id_t;
192 typedef struct es_out_sys_t es_out_sys_t;
193 typedef struct es_descriptor_t es_descriptor_t;
194 typedef struct seekpoint_t seekpoint_t;
195 typedef struct info_t info_t;
196 typedef struct info_category_t info_category_t;
197 typedef struct input_attachment_t input_attachment_t;
200 typedef struct audio_format_t audio_format_t;
201 typedef struct video_format_t video_format_t;
202 typedef struct subs_format_t subs_format_t;
203 typedef struct es_format_t es_format_t;
204 typedef struct video_palette_t video_palette_t;
207 typedef struct aout_instance_t aout_instance_t;
208 typedef struct aout_sys_t aout_sys_t;
209 typedef struct aout_fifo_t aout_fifo_t;
210 typedef struct aout_input_t aout_input_t;
211 typedef struct aout_buffer_t aout_buffer_t;
212 typedef audio_format_t audio_sample_format_t;
213 typedef struct audio_date_t audio_date_t;
214 typedef struct aout_filter_t aout_filter_t;
217 typedef struct vout_thread_t vout_thread_t;
218 typedef struct vout_sys_t vout_sys_t;
220 typedef video_format_t video_frame_format_t;
221 typedef struct picture_t picture_t;
222 typedef struct picture_sys_t picture_sys_t;
223 typedef struct picture_heap_t picture_heap_t;
226 typedef struct spu_t spu_t;
227 typedef struct subpicture_t subpicture_t;
228 typedef struct subpicture_sys_t subpicture_sys_t;
229 typedef struct subpicture_region_t subpicture_region_t;
230 typedef struct text_style_t text_style_t;
232 typedef struct image_handler_t image_handler_t;
235 typedef struct sout_instance_t sout_instance_t;
236 typedef struct sout_instance_sys_t sout_instance_sys_t;
238 typedef struct sout_input_t sout_input_t;
239 typedef struct sout_packetizer_input_t sout_packetizer_input_t;
241 typedef struct sout_access_out_t sout_access_out_t;
242 typedef struct sout_access_out_sys_t sout_access_out_sys_t;
244 typedef struct sout_mux_t sout_mux_t;
245 typedef struct sout_mux_sys_t sout_mux_sys_t;
247 typedef struct sout_stream_t sout_stream_t;
248 typedef struct sout_stream_sys_t sout_stream_sys_t;
250 typedef struct config_chain_t config_chain_t;
251 typedef struct session_descriptor_t session_descriptor_t;
252 typedef struct announce_method_t announce_method_t;
254 typedef struct sout_param_t sout_param_t;
255 typedef struct sout_pcat_t sout_pcat_t;
256 typedef struct sout_std_t sout_std_t;
257 typedef struct sout_display_t sout_display_t;
258 typedef struct sout_duplicate_t sout_duplicate_t;
259 typedef struct sout_transcode_t sout_transcode_t;
260 typedef struct sout_chain_t sout_chain_t;
261 typedef struct streaming_profile_t streaming_profile_t;
262 typedef struct sout_module_t sout_module_t;
263 typedef struct sout_gui_descr_t sout_gui_descr_t;
264 typedef struct profile_parser_t profile_parser_t;
267 typedef struct decoder_t decoder_t;
268 typedef struct decoder_sys_t decoder_sys_t;
269 typedef struct decoder_synchro_t decoder_synchro_t;
272 typedef struct encoder_t encoder_t;
273 typedef struct encoder_sys_t encoder_sys_t;
276 typedef struct filter_t filter_t;
277 typedef struct filter_sys_t filter_sys_t;
280 typedef struct network_socket_t network_socket_t;
281 typedef struct virtual_socket_t v_socket_t;
282 typedef struct sockaddr sockaddr;
283 typedef struct addrinfo addrinfo;
284 typedef struct vlc_acl_t vlc_acl_t;
285 typedef struct vlc_url_t vlc_url_t;
288 typedef struct iso639_lang_t iso639_lang_t;
289 typedef struct device_t device_t;
290 typedef struct device_probe_t device_probe_t;
291 typedef struct probe_sys_t probe_sys_t;
294 typedef struct block_t block_t;
295 typedef struct block_fifo_t block_fifo_t;
298 typedef struct httpd_t httpd_t;
299 typedef struct httpd_host_t httpd_host_t;
300 typedef struct httpd_url_t httpd_url_t;
301 typedef struct httpd_client_t httpd_client_t;
302 typedef struct httpd_callback_sys_t httpd_callback_sys_t;
303 typedef struct httpd_message_t httpd_message_t;
304 typedef int (*httpd_callback_t)( httpd_callback_sys_t *, httpd_client_t *, httpd_message_t *answer, const httpd_message_t *query );
305 typedef struct httpd_file_t httpd_file_t;
306 typedef struct httpd_file_sys_t httpd_file_sys_t;
307 typedef int (*httpd_file_callback_t)( httpd_file_sys_t *, httpd_file_t *, uint8_t *psz_request, uint8_t **pp_data, int *pi_data );
308 typedef struct httpd_handler_t httpd_handler_t;
309 typedef struct httpd_handler_sys_t httpd_handler_sys_t;
310 typedef int (*httpd_handler_callback_t)( httpd_handler_sys_t *, httpd_handler_t *, char *psz_url, uint8_t *psz_request, int i_type, uint8_t *p_in, int i_in, char *psz_remote_addr, char *psz_remote_host, uint8_t **pp_data, int *pi_data );
311 typedef struct httpd_redirect_t httpd_redirect_t;
312 typedef struct httpd_stream_t httpd_stream_t;
315 typedef struct tls_server_t tls_server_t;
316 typedef struct tls_session_t tls_session_t;
319 typedef struct md5_s md5_t;
322 typedef struct xml_t xml_t;
323 typedef struct xml_sys_t xml_sys_t;
324 typedef struct xml_reader_t xml_reader_t;
325 typedef struct xml_reader_sys_t xml_reader_sys_t;
328 typedef struct vod_t vod_t;
329 typedef struct vod_sys_t vod_sys_t;
330 typedef struct vod_media_t vod_media_t;
333 typedef struct opengl_t opengl_t;
334 typedef struct opengl_sys_t opengl_sys_t;
337 typedef struct osd_menu_t osd_menu_t;
338 typedef struct osd_state_t osd_state_t;
339 typedef struct osd_event_t osd_event_t;
340 typedef struct osd_button_t osd_button_t;
341 typedef struct osd_menu_state_t osd_menu_state_t;
344 typedef struct vlm_t vlm_t;
345 typedef struct vlm_message_t vlm_message_t;
348 typedef struct vlc_meta_t vlc_meta_t;
349 typedef struct meta_export_t meta_export_t;
352 typedef struct counter_t counter_t;
353 typedef struct counter_sample_t counter_sample_t;
354 typedef struct stats_handler_t stats_handler_t;
355 typedef struct input_stats_t input_stats_t;
358 typedef struct update_t update_t;
359 typedef struct update_iterator_t update_iterator_t;
362 typedef struct meta_engine_t meta_engine_t;
364 /* stat/lstat/fstat */
366 #include <sys/stat.h>
370 #define stat _stati64
371 #define fstat _fstati64
374 /* You should otherwise use utf8_stat and utf8_lstat. */
380 * VLC value structure
389 vlc_object_t * p_object;
393 struct { char *psz_name; int i_object_id; } var;
395 /* Make sure the structure is at least 64bits */
396 struct { char a, b, c, d, e, f, g, h; } padding;
406 vlc_value_t * p_values;
412 * \defgroup var_type Variable types
413 * These are the different types a vlc variable can have.
416 #define VLC_VAR_VOID 0x0010
417 #define VLC_VAR_BOOL 0x0020
418 #define VLC_VAR_INTEGER 0x0030
419 #define VLC_VAR_HOTKEY 0x0031
420 #define VLC_VAR_STRING 0x0040
421 #define VLC_VAR_MODULE 0x0041
422 #define VLC_VAR_FILE 0x0042
423 #define VLC_VAR_DIRECTORY 0x0043
424 #define VLC_VAR_VARIABLE 0x0044
425 #define VLC_VAR_FLOAT 0x0050
426 #define VLC_VAR_TIME 0x0060
427 #define VLC_VAR_ADDRESS 0x0070
428 #define VLC_VAR_MUTEX 0x0080
429 #define VLC_VAR_LIST 0x0090
432 /*****************************************************************************
433 * Error values (shouldn't be exposed)
434 *****************************************************************************/
435 #define VLC_SUCCESS -0 /* No error */
436 #define VLC_ENOMEM -1 /* Not enough memory */
437 #define VLC_ETIMEOUT -3 /* Timeout */
439 #define VLC_ENOMOD -10 /* Module not found */
441 #define VLC_ENOOBJ -20 /* Object not found */
443 #define VLC_ENOVAR -30 /* Variable not found */
444 #define VLC_EBADVAR -31 /* Bad variable value */
446 #define VLC_ENOITEM -40 /**< Item not found */
448 #define VLC_EEXIT -255 /* Program exited */
449 #define VLC_EEXITSUCCESS -999 /* Program exited successfully */
450 #define VLC_EGENERIC -666 /* Generic error */
452 /*****************************************************************************
454 *****************************************************************************/
455 typedef int ( * vlc_callback_t ) ( vlc_object_t *, /* variable's object */
456 char const *, /* variable name */
457 vlc_value_t, /* old value */
458 vlc_value_t, /* new value */
459 void * ); /* callback data */
461 /*****************************************************************************
463 *****************************************************************************/
466 # define LIBVLC_EXTERN extern "C"
468 # define LIBVLC_EXTERN extern
470 #if defined (WIN32) && defined (DLL_EXPORT)
471 #if defined (UNDER_CE)
474 # define LIBVLC_EXPORT __declspec(dllexport)
476 # define LIBVLC_EXPORT
478 #define VLC_EXPORT( type, name, args ) \
479 LIBVLC_EXTERN LIBVLC_EXPORT type name args
481 /*****************************************************************************
482 * OS-specific headers and thread types
483 *****************************************************************************/
484 #if defined( WIN32 ) || defined( UNDER_CE )
485 # define WIN32_LEAN_AND_MEAN
486 # include <windows.h>
489 #include "vlc_mtime.h"
490 #include "vlc_threads.h"
492 /*****************************************************************************
493 * Common structure members
494 *****************************************************************************/
496 /* VLC_COMMON_MEMBERS : members common to all basic vlc objects */
497 #define VLC_COMMON_MEMBERS \
498 /** \name VLC_COMMON_MEMBERS \
499 * these members are common for all vlc objects \
502 const char *psz_object_type; \
503 char *psz_object_name; \
505 /* Messages header */ \
509 /* Object properties */ \
510 volatile bool b_error; /**< set by the object */ \
511 volatile bool b_die; /**< set by the outside */ \
512 bool b_force; /**< set by the outside (eg. module_need()) */ \
514 /** Just a reminder so that people don't cast garbage */ \
515 bool be_sure_to_add_VLC_COMMON_MEMBERS_to_struct; \
517 /* Stuff related to the libvlc structure */ \
518 libvlc_int_t *p_libvlc; /**< (root of all evil) - 1 */ \
520 vlc_object_t * p_parent; /**< our parent */ \
527 /* VLC_OBJECT: attempt at doing a clever cast */
529 # define VLC_OBJECT( x ) \
530 (((vlc_object_t *)(x))+0*(((typeof(x))0)->be_sure_to_add_VLC_COMMON_MEMBERS_to_struct))
532 # define VLC_OBJECT( x ) ((vlc_object_t *)(x))
535 typedef struct gc_object_t
539 void (*pf_destructor) (struct gc_object_t *);
543 * These members are common to all objects that wish to be garbage-collected.
545 #define VLC_GC_MEMBERS gc_object_t vlc_gc_data;
547 VLC_EXPORT(void *, vlc_gc_init, (gc_object_t *, void (*)(gc_object_t *)));
548 VLC_EXPORT(void *, vlc_hold, (gc_object_t *));
549 VLC_EXPORT(void, vlc_release, (gc_object_t *));
551 #define vlc_gc_init( a,b ) vlc_gc_init( &(a)->vlc_gc_data, (b) )
552 #define vlc_gc_incref( a ) vlc_hold( &(a)->vlc_gc_data )
553 #define vlc_gc_decref( a ) vlc_release( &(a)->vlc_gc_data )
554 #define vlc_priv( gc, t ) ((t *)(((char *)(gc)) - offsetof(t, vlc_gc_data)))
556 /*****************************************************************************
557 * Macros and inline functions
558 *****************************************************************************/
560 /* CEIL: division with round to nearest greater integer */
561 #define CEIL(n, d) ( ((n) / (d)) + ( ((n) % (d)) ? 1 : 0) )
563 /* PAD: PAD(n, d) = CEIL(n ,d) * d */
564 #define PAD(n, d) ( ((n) % (d)) ? ((((n) / (d)) + 1) * (d)) : (n) )
566 /* __MAX and __MIN: self explanatory */
568 # define __MAX(a, b) ( ((a) > (b)) ? (a) : (b) )
571 # define __MIN(a, b) ( ((a) < (b)) ? (a) : (b) )
575 static inline int64_t GCD ( int64_t a, int64_t b )
586 /* function imported from libavutil/common.h */
588 static inline uint8_t clip_uint8_vlc( int32_t a )
590 if( a&(~255) ) return (-a)>>31;
594 /* Free and set set the variable to NULL */
595 #define FREENULL(a) do { free( a ); a = NULL; } while(0)
597 #define EMPTY_STR(str) (!str || !*str)
599 VLC_EXPORT( char const *, vlc_error, ( int ) LIBVLC_USED );
601 #include <vlc_arrays.h>
603 /* MSB (big endian)/LSB (little endian) conversions - network order is always
604 * MSB, and should be used for both network communications and files. */
606 static inline uint16_t U16_AT( const void * _p )
608 const uint8_t * p = (const uint8_t *)_p;
609 return ( ((uint16_t)p[0] << 8) | p[1] );
613 static inline uint32_t U32_AT( const void * _p )
615 const uint8_t * p = (const uint8_t *)_p;
616 return ( ((uint32_t)p[0] << 24) | ((uint32_t)p[1] << 16)
617 | ((uint32_t)p[2] << 8) | p[3] );
621 static inline uint64_t U64_AT( const void * _p )
623 const uint8_t * p = (const uint8_t *)_p;
624 return ( ((uint64_t)p[0] << 56) | ((uint64_t)p[1] << 48)
625 | ((uint64_t)p[2] << 40) | ((uint64_t)p[3] << 32)
626 | ((uint64_t)p[4] << 24) | ((uint64_t)p[5] << 16)
627 | ((uint64_t)p[6] << 8) | p[7] );
631 static inline uint16_t GetWLE( const void * _p )
633 const uint8_t * p = (const uint8_t *)_p;
634 return ( ((uint16_t)p[1] << 8) | p[0] );
638 static inline uint32_t GetDWLE( const void * _p )
640 const uint8_t * p = (const uint8_t *)_p;
641 return ( ((uint32_t)p[3] << 24) | ((uint32_t)p[2] << 16)
642 | ((uint32_t)p[1] << 8) | p[0] );
646 static inline uint64_t GetQWLE( const void * _p )
648 const uint8_t * p = (const uint8_t *)_p;
649 return ( ((uint64_t)p[7] << 56) | ((uint64_t)p[6] << 48)
650 | ((uint64_t)p[5] << 40) | ((uint64_t)p[4] << 32)
651 | ((uint64_t)p[3] << 24) | ((uint64_t)p[2] << 16)
652 | ((uint64_t)p[1] << 8) | p[0] );
655 #define GetWBE( p ) U16_AT( p )
656 #define GetDWBE( p ) U32_AT( p )
657 #define GetQWBE( p ) U64_AT( p )
659 /* Helper writer functions */
660 #define SetWLE( p, v ) _SetWLE( (uint8_t*)(p), v)
661 static inline void _SetWLE( uint8_t *p, uint16_t i_dw )
663 p[1] = ( i_dw >> 8 )&0xff;
664 p[0] = ( i_dw )&0xff;
667 #define SetDWLE( p, v ) _SetDWLE( (uint8_t*)(p), v)
668 static inline void _SetDWLE( uint8_t *p, uint32_t i_dw )
670 p[3] = ( i_dw >> 24 )&0xff;
671 p[2] = ( i_dw >> 16 )&0xff;
672 p[1] = ( i_dw >> 8 )&0xff;
673 p[0] = ( i_dw )&0xff;
675 #define SetQWLE( p, v ) _SetQWLE( (uint8_t*)(p), v)
676 static inline void _SetQWLE( uint8_t *p, uint64_t i_qw )
678 SetDWLE( p, i_qw&0xffffffff );
679 SetDWLE( p+4, ( i_qw >> 32)&0xffffffff );
681 #define SetWBE( p, v ) _SetWBE( (uint8_t*)(p), v)
682 static inline void _SetWBE( uint8_t *p, uint16_t i_dw )
684 p[0] = ( i_dw >> 8 )&0xff;
685 p[1] = ( i_dw )&0xff;
688 #define SetDWBE( p, v ) _SetDWBE( (uint8_t*)(p), v)
689 static inline void _SetDWBE( uint8_t *p, uint32_t i_dw )
691 p[0] = ( i_dw >> 24 )&0xff;
692 p[1] = ( i_dw >> 16 )&0xff;
693 p[2] = ( i_dw >> 8 )&0xff;
694 p[3] = ( i_dw )&0xff;
696 #define SetQWBE( p, v ) _SetQWBE( (uint8_t*)(p), v)
697 static inline void _SetQWBE( uint8_t *p, uint64_t i_qw )
699 SetDWBE( p+4, i_qw&0xffffffff );
700 SetDWBE( p, ( i_qw >> 32)&0xffffffff );
703 #define hton16(i) htons(i)
704 #define hton32(i) htonl(i)
705 #define ntoh16(i) ntohs(i)
706 #define ntoh32(i) ntohl(i)
709 static inline uint64_t ntoh64 (uint64_t ll)
711 union { uint64_t qw; uint8_t b[16]; } v = { ll };
712 return ((uint64_t)v.b[0] << 56)
713 | ((uint64_t)v.b[1] << 48)
714 | ((uint64_t)v.b[2] << 40)
715 | ((uint64_t)v.b[3] << 32)
716 | ((uint64_t)v.b[4] << 24)
717 | ((uint64_t)v.b[5] << 16)
718 | ((uint64_t)v.b[6] << 8)
719 | ((uint64_t)v.b[7] << 0);
721 #define hton64(i) ntoh64(i)
724 #define VLC_UNUSED(x) (void)(x)
726 /* Stuff defined in src/extras/libc.c */
728 #if defined(WIN32) || defined(UNDER_CE)
729 /* win32, cl and icl support */
730 # if defined( _MSC_VER ) || !defined( __MINGW32__ )
731 # define __attribute__(x)
732 # define __inline__ __inline
733 # define S_IFBLK 0x3000 /* Block */
734 # define S_ISBLK(m) (0)
735 # define S_ISCHR(m) (0)
736 # define S_ISFIFO(m) (((m)&_S_IFMT) == _S_IFIFO)
737 # define S_ISREG(m) (((m)&_S_IFMT) == _S_IFREG)
740 /* several type definitions */
741 # if defined( __MINGW32__ )
742 # if !defined( _OFF_T_ )
743 typedef long long _off_t;
744 typedef _off_t off_t;
750 # define off_t long long
754 # if defined( _MSC_VER ) && !defined( __WXMSW__ )
755 # if !defined( _OFF_T_DEFINED )
756 typedef __int64 off_t;
757 # define _OFF_T_DEFINED
759 /* for wx compatibility typedef long off_t; */
760 # define off_t __int64
764 # if defined( __BORLANDC__ )
766 # define off_t unsigned __int64
770 # define O_NONBLOCK 0
774 # define alloca _alloca
780 VLC_EXPORT( bool, vlc_ureduce, ( unsigned *, unsigned *, uint64_t, uint64_t, uint64_t ) );
782 /* iconv wrappers (defined in src/extras/libc.c) */
783 typedef void *vlc_iconv_t;
784 VLC_EXPORT( vlc_iconv_t, vlc_iconv_open, ( const char *, const char * ) LIBVLC_USED );
785 VLC_EXPORT( size_t, vlc_iconv, ( vlc_iconv_t, const char **, size_t *, char **, size_t * ) LIBVLC_USED );
786 VLC_EXPORT( int, vlc_iconv_close, ( vlc_iconv_t ) );
788 /* execve wrapper (defined in src/extras/libc.c) */
789 VLC_EXPORT( int, __vlc_execve, ( vlc_object_t *p_object, int i_argc, char *const *pp_argv, char *const *pp_env, const char *psz_cwd, const char *p_in, size_t i_in, char **pp_data, size_t *pi_data ) LIBVLC_USED );
790 #define vlc_execve(a,b,c,d,e,f,g,h,i) __vlc_execve(VLC_OBJECT(a),b,c,d,e,f,g,h,i)
792 /* dir wrappers (defined in src/extras/libc.c) */
793 VLC_EXPORT(int, vlc_wclosedir, ( void *_p_dir ));
795 /*****************************************************************************
797 *****************************************************************************/
798 #define CPU_CAPABILITY_NONE 0
799 #define CPU_CAPABILITY_486 (1<<0)
800 #define CPU_CAPABILITY_586 (1<<1)
801 #define CPU_CAPABILITY_PPRO (1<<2)
802 #define CPU_CAPABILITY_MMX (1<<3)
803 #define CPU_CAPABILITY_3DNOW (1<<4)
804 #define CPU_CAPABILITY_MMXEXT (1<<5)
805 #define CPU_CAPABILITY_SSE (1<<6)
806 #define CPU_CAPABILITY_SSE2 (1<<7)
807 #define CPU_CAPABILITY_ALTIVEC (1<<16)
808 #define CPU_CAPABILITY_FPU (1<<31)
809 VLC_EXPORT( unsigned, vlc_CPU, ( void ) );
811 typedef void *(*vlc_memcpy_t) (void *tgt, const void *src, size_t n);
812 typedef void *(*vlc_memset_t) (void *tgt, int c, size_t n);
814 VLC_EXPORT( void, vlc_fastmem_register, (vlc_memcpy_t cpy, vlc_memset_t set) );
815 VLC_EXPORT( void *, vlc_memcpy, ( void *, const void *, size_t ) );
816 VLC_EXPORT( void *, vlc_memset, ( void *, int, size_t ) );
818 /*****************************************************************************
820 *****************************************************************************/
821 VLC_EXPORT( char *, vlc_gettext, ( const char *msgid ) LIBVLC_USED );
823 static inline const char *vlc_pgettext( const char *ctx, const char *id )
825 const char *tr = vlc_gettext( id );
826 return (tr == ctx) ? id : tr;
829 /*****************************************************************************
831 *****************************************************************************/
832 VLC_EXPORT( const char *, VLC_Version, ( void ) LIBVLC_USED );
833 VLC_EXPORT( const char *, VLC_CompileBy, ( void ) LIBVLC_USED );
834 VLC_EXPORT( const char *, VLC_CompileHost, ( void ) LIBVLC_USED );
835 VLC_EXPORT( const char *, VLC_CompileDomain, ( void ) LIBVLC_USED );
836 VLC_EXPORT( const char *, VLC_Compiler, ( void ) LIBVLC_USED );
837 VLC_EXPORT( const char *, VLC_Error, ( int ) LIBVLC_USED );
839 /*****************************************************************************
840 * Additional vlc stuff
841 *****************************************************************************/
842 #include "vlc_messages.h"
843 #include "vlc_variables.h"
844 #include "vlc_objects.h"
845 #include "vlc_modules.h"
846 #include "vlc_main.h"
847 #include "vlc_configuration.h"
849 #if defined( WIN32 ) || defined( UNDER_CE )
850 # define DIR_SEP_CHAR '\\'
851 # define DIR_SEP "\\"
852 # define PATH_SEP_CHAR ';'
853 # define PATH_SEP ";"
855 # define DIR_SEP_CHAR '/'
857 # define PATH_SEP_CHAR ':'
858 # define PATH_SEP ":"
861 #define LICENSE_MSG \
862 _("This program comes with NO WARRANTY, to the extent permitted by " \
863 "law.\nYou may redistribute it under the terms of the GNU General " \
864 "Public License;\nsee the file named COPYING for details.\n" \
865 "Written by the VideoLAN team; see the AUTHORS file.\n")
867 #endif /* !VLC_COMMON_H */