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., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
25 *****************************************************************************/
29 * This file is a collection of common definitions and types
32 /*****************************************************************************
33 * Required vlc headers
34 *****************************************************************************/
35 #if defined( __BORLANDC__ )
43 # define PACKAGE_NAME PACKAGE
46 # undef PACKAGE_VERSION
47 # define PACKAGE_VERSION VERSION
50 #if defined( __BORLANDC__ )
51 # undef HAVE_VARIADIC_MACROS
53 # undef HAVE_INTTYPES_H
55 #elif defined( _MSC_VER )
56 # pragma warning( disable : 4244 )
59 #include "vlc_config.h"
60 #include "modules_inner.h"
62 /*****************************************************************************
63 * Required system headers
64 *****************************************************************************/
69 # include <string.h> /* strerror() */
72 #ifdef HAVE_SYS_TYPES_H
73 # include <sys/types.h>
76 /*****************************************************************************
77 * Basic types definitions
78 *****************************************************************************/
79 #if defined( HAVE_STDINT_H )
81 #elif defined( HAVE_INTTYPES_H )
82 # include <inttypes.h>
83 #elif defined( SYS_CYGWIN )
84 # include <sys/types.h>
85 /* Cygwin only defines half of these... */
86 typedef u_int8_t uint8_t;
87 typedef u_int16_t uint16_t;
88 typedef u_int32_t uint32_t;
89 typedef u_int64_t uint64_t;
91 /* Fallback types (very x86-centric, sorry) */
92 typedef unsigned char uint8_t;
93 typedef signed char int8_t;
94 typedef unsigned short uint16_t;
95 typedef signed short int16_t;
96 typedef unsigned int uint32_t;
97 typedef signed int int32_t;
98 # if defined( _MSC_VER ) \
99 || defined( UNDER_CE ) \
100 || ( defined( WIN32 ) && !defined( __MINGW32__ ) )
101 typedef unsigned __int64 uint64_t;
102 typedef signed __int64 int64_t;
104 typedef unsigned long long uint64_t;
105 typedef signed long long int64_t;
107 typedef uint32_t uintptr_t;
108 typedef int32_t intptr_t;
111 typedef uint8_t byte_t;
113 /* Systems that don't have stdint.h may not define INT64_MIN and
116 #define INT64_MIN (-9223372036854775807LL-1)
119 #define INT64_MAX (9223372036854775807LL)
122 /* ptrdiff_t definition */
129 /* Not portable in a 64-bit environment. */
130 typedef int ptrdiff_t;
134 #if defined( WIN32 ) || defined( UNDER_CE )
137 # define PATH_MAX MAX_PATH
141 #if (defined( WIN32 ) || defined( UNDER_CE )) && !defined( _SSIZE_T_ )
145 /* Counter for statistics and profiling */
146 typedef unsigned long count_t;
148 /* DCT elements types */
149 typedef int16_t dctelem_t;
151 /* Video buffer types */
152 typedef uint8_t yuv_data_t;
155 typedef uint16_t audio_volume_t;
157 #ifndef HAVE_SOCKLEN_T
158 typedef int socklen_t;
162 * High precision date or time interval
164 * Store a high precision date or time interval. The maximum precision is the
165 * microsecond, and a 64 bits integer is used to avoid overflows (maximum
166 * time interval is then 292271 years, which should be long enough for any
167 * video). Dates are stored as microseconds since a common date (usually the
168 * epoch). Note that date and time intervals can be manipulated using regular
169 * arithmetic operators, and that no special functions are required.
171 typedef int64_t mtime_t;
174 * The vlc_fourcc_t type.
176 * See http://www.webartz.com/fourcc/ for a very detailed list.
178 typedef uint32_t vlc_fourcc_t;
180 #ifdef WORDS_BIGENDIAN
181 # define VLC_FOURCC( a, b, c, d ) \
182 ( ((uint32_t)d) | ( ((uint32_t)c) << 8 ) \
183 | ( ((uint32_t)b) << 16 ) | ( ((uint32_t)a) << 24 ) )
184 # define VLC_TWOCC( a, b ) \
185 ( (uint16_t)(b) | ( (uint16_t)(a) << 8 ) )
188 # define VLC_FOURCC( a, b, c, d ) \
189 ( ((uint32_t)a) | ( ((uint32_t)b) << 8 ) \
190 | ( ((uint32_t)c) << 16 ) | ( ((uint32_t)d) << 24 ) )
191 # define VLC_TWOCC( a, b ) \
192 ( (uint16_t)(a) | ( (uint16_t)(b) << 8 ) )
196 /*****************************************************************************
197 * Classes declaration
198 *****************************************************************************/
201 typedef struct libvlc_t libvlc_t;
202 typedef struct vlc_t vlc_t;
203 typedef struct variable_t variable_t;
204 typedef struct date_t date_t;
207 typedef struct msg_bank_t msg_bank_t;
208 typedef struct msg_subscription_t msg_subscription_t;
217 PLAYLIST_PLAY, /**< No arg. res=can fail*/
218 PLAYLIST_AUTOPLAY, /**< No arg. res=cant fail*/
219 PLAYLIST_VIEWPLAY, /**< arg1= int, arg2= playlist_item_t*,*/
220 /** arg3 = playlist_item_t* , res=can fail */
221 PLAYLIST_ITEMPLAY, /** <arg1 = playlist_item_t * , res=can fail */
222 PLAYLIST_PAUSE, /**< No arg res=can fail*/
223 PLAYLIST_STOP, /**< No arg res=can fail*/
224 PLAYLIST_SKIP, /**< arg1=int, res=can fail*/
225 PLAYLIST_GOTO, /**< arg1=int res=can fail */
226 PLAYLIST_VIEWGOTO, /**< arg1=int res=can fail */
227 } playlist_command_t;
230 typedef struct playlist_t playlist_t;
231 typedef struct playlist_item_t playlist_item_t;
232 typedef struct playlist_view_t playlist_view_t;
233 typedef struct playlist_export_t playlist_export_t;
234 typedef struct services_discovery_t services_discovery_t;
235 typedef struct services_discovery_sys_t services_discovery_sys_t;
236 typedef struct playlist_add_t playlist_add_t;
237 typedef struct playlist_preparse_t playlist_preparse_t;
240 typedef struct module_bank_t module_bank_t;
241 typedef struct module_t module_t;
242 typedef struct module_config_t module_config_t;
243 typedef struct module_symbols_t module_symbols_t;
244 typedef struct module_cache_t module_cache_t;
246 typedef struct config_category_t config_category_t;
249 typedef struct intf_thread_t intf_thread_t;
250 typedef struct intf_sys_t intf_sys_t;
251 typedef struct intf_console_t intf_console_t;
252 typedef struct intf_msg_t intf_msg_t;
253 typedef struct intf_channel_t intf_channel_t;
256 typedef struct input_thread_t input_thread_t;
257 typedef struct input_thread_sys_t input_thread_sys_t;
258 typedef struct input_item_t input_item_t;
259 typedef struct input_area_t input_area_t;
260 typedef struct input_buffers_t input_buffers_t;
261 typedef struct input_socket_t input_socket_t;
262 typedef struct access_sys_t access_sys_t;
263 typedef struct demux_sys_t demux_sys_t;
264 typedef struct es_descriptor_t es_descriptor_t;
265 typedef struct es_sys_t es_sys_t;
266 typedef struct pgrm_descriptor_t pgrm_descriptor_t;
267 typedef struct pgrm_sys_t pgrm_sys_t;
268 typedef struct stream_descriptor_t stream_descriptor_t;
269 typedef struct seekpoint_t seekpoint_t;
270 typedef struct info_t info_t;
271 typedef struct info_category_t info_category_t;
274 typedef struct audio_format_t audio_format_t;
275 typedef struct video_format_t video_format_t;
276 typedef struct subs_format_t subs_format_t;
277 typedef struct es_format_t es_format_t;
278 typedef struct video_palette_t video_palette_t;
281 typedef struct stream_sys_t stream_sys_t;
282 typedef struct stream_t stream_t;
283 typedef struct es_out_t es_out_t;
284 typedef struct es_out_id_t es_out_id_t;
285 typedef struct es_out_sys_t es_out_sys_t;
286 typedef struct demux_t demux_t;
287 typedef struct access_t access_t;
290 typedef struct aout_instance_t aout_instance_t;
291 typedef struct aout_sys_t aout_sys_t;
292 typedef struct aout_fifo_t aout_fifo_t;
293 typedef struct aout_input_t aout_input_t;
294 typedef struct aout_buffer_t aout_buffer_t;
295 typedef audio_format_t audio_sample_format_t;
296 typedef struct audio_date_t audio_date_t;
297 typedef struct aout_filter_t aout_filter_t;
300 typedef struct vout_thread_t vout_thread_t;
301 typedef struct vout_sys_t vout_sys_t;
302 typedef struct vout_synchro_t vout_synchro_t;
303 typedef struct chroma_sys_t chroma_sys_t;
305 typedef video_format_t video_frame_format_t;
306 typedef struct picture_t picture_t;
307 typedef struct picture_sys_t picture_sys_t;
308 typedef struct picture_heap_t picture_heap_t;
310 typedef struct spu_t spu_t;
311 typedef struct subpicture_t subpicture_t;
312 typedef struct subpicture_sys_t subpicture_sys_t;
313 typedef struct subpicture_region_t subpicture_region_t;
314 typedef struct text_style_t text_style_t;
316 typedef struct image_handler_t image_handler_t;
319 typedef struct sout_instance_t sout_instance_t;
320 typedef struct sout_instance_sys_t sout_instance_sys_t;
322 typedef struct sout_input_t sout_input_t;
323 typedef struct sout_packetizer_input_t sout_packetizer_input_t;
325 typedef struct sout_access_out_t sout_access_out_t;
326 typedef struct sout_access_out_sys_t sout_access_out_sys_t;
328 typedef struct sout_mux_t sout_mux_t;
329 typedef struct sout_mux_sys_t sout_mux_sys_t;
331 typedef struct sout_stream_t sout_stream_t;
332 typedef struct sout_stream_sys_t sout_stream_sys_t;
334 typedef struct sout_cfg_t sout_cfg_t;
335 typedef struct sap_session_t sap_session_t;
336 typedef struct sap_address_t sap_address_t;
337 typedef struct session_descriptor_t session_descriptor_t;
338 typedef struct announce_method_t announce_method_t;
339 typedef struct announce_handler_t announce_handler_t;
340 typedef struct sap_handler_t sap_handler_t;
341 //typedef struct slp_session_t slp_session_t;
344 typedef struct decoder_t decoder_t;
345 typedef struct decoder_sys_t decoder_sys_t;
348 typedef struct encoder_t encoder_t;
349 typedef struct encoder_sys_t encoder_sys_t;
352 typedef struct filter_t filter_t;
353 typedef struct filter_sys_t filter_sys_t;
356 typedef struct data_packet_t data_packet_t;
357 typedef struct data_buffer_t data_buffer_t;
358 typedef struct stream_ctrl_t stream_ctrl_t;
359 typedef struct pes_packet_t pes_packet_t;
360 typedef struct network_socket_t network_socket_t;
361 typedef struct virtual_socket_t v_socket_t;
362 typedef struct iso639_lang_t iso639_lang_t;
363 typedef struct sockaddr sockaddr;
364 typedef struct addrinfo addrinfo;
367 typedef struct block_t block_t;
368 typedef struct block_fifo_t block_fifo_t;
371 typedef struct httpd_t httpd_t;
372 typedef struct httpd_host_t httpd_host_t;
373 typedef struct httpd_url_t httpd_url_t;
374 typedef struct httpd_client_t httpd_client_t;
375 typedef struct httpd_callback_sys_t httpd_callback_sys_t;
376 typedef struct httpd_message_t httpd_message_t;
377 typedef int (*httpd_callback_t)( httpd_callback_sys_t *, httpd_client_t *, httpd_message_t *answer, httpd_message_t *query );
378 typedef struct httpd_file_t httpd_file_t;
379 typedef struct httpd_file_sys_t httpd_file_sys_t;
380 typedef int (*httpd_file_callback_t)( httpd_file_sys_t*, httpd_file_t *, uint8_t *psz_request, uint8_t **pp_data, int *pi_data );
381 typedef struct httpd_redirect_t httpd_redirect_t;
382 typedef struct httpd_stream_t httpd_stream_t;
385 typedef struct tls_t tls_t;
386 typedef struct tls_server_t tls_server_t;
387 typedef struct tls_session_t tls_session_t;
390 typedef struct md5_s md5_t;
393 typedef struct xml_t xml_t;
394 typedef struct xml_sys_t xml_sys_t;
395 typedef struct xml_reader_t xml_reader_t;
396 typedef struct xml_reader_sys_t xml_reader_sys_t;
399 typedef struct vod_t vod_t;
400 typedef struct vod_sys_t vod_sys_t;
401 typedef struct vod_media_t vod_media_t;
404 typedef struct opengl_t opengl_t;
405 typedef struct opengl_sys_t opengl_sys_t;
408 typedef struct vlm_t vlm_t;
409 typedef struct vlm_message_t vlm_message_t;
410 typedef struct vlm_media_t vlm_media_t;
411 typedef struct vlm_schedule_t vlm_schedule_t;
414 typedef struct vlc_meta_t vlc_meta_t;
417 /*****************************************************************************
419 *****************************************************************************/
420 typedef int ( * vlc_callback_t ) ( vlc_object_t *, /* variable's object */
421 char const *, /* variable name */
422 vlc_value_t, /* old value */
423 vlc_value_t, /* new value */
424 void * ); /* callback data */
426 /*****************************************************************************
428 *****************************************************************************/
430 # define VLC_EXPORT( type, name, args ) type name args
432 # define VLC_EXPORT( type, name, args ) struct _u_n_u_s_e_d_
433 extern module_symbols_t* p_symbols;
436 /*****************************************************************************
437 * OS-specific headers and thread types
438 *****************************************************************************/
439 #if defined( WIN32 ) || defined( UNDER_CE )
440 # define WIN32_LEAN_AND_MEAN
441 # include <windows.h>
442 # if defined( UNDER_CE )
445 # define IS_WINNT ( GetVersion() < 0x80000000 )
449 #include "vlc_threads.h"
451 /*****************************************************************************
452 * Common structure members
453 *****************************************************************************/
455 /* VLC_COMMON_MEMBERS : members common to all basic vlc objects */
456 #define VLC_COMMON_MEMBERS \
457 /** \name VLC_COMMON_MEMBERS \
458 * these members are common for all vlc objects \
463 char *psz_object_type; \
464 char *psz_object_name; \
466 /* Thread properties, if any */ \
467 vlc_bool_t b_thread; \
468 vlc_thread_t thread_id; \
470 /* Object access lock */ \
471 vlc_mutex_t object_lock; \
472 vlc_cond_t object_wait; \
474 /* Object properties */ \
475 volatile vlc_bool_t b_error; /**< set by the object */ \
476 volatile vlc_bool_t b_die; /**< set by the outside */ \
477 volatile vlc_bool_t b_dead; /**< set by the object */ \
478 volatile vlc_bool_t b_attached; /**< set by the object */ \
479 vlc_bool_t b_force; /**< set by the outside (eg. module_Need()) */ \
481 /* Object variables */ \
482 vlc_mutex_t var_lock; \
484 variable_t * p_vars; \
486 /* Stuff related to the libvlc structure */ \
487 libvlc_t * p_libvlc; /**< root of all evil */ \
488 vlc_t * p_vlc; /**< (root of all evil) - 1 */ \
490 volatile int i_refcount; /**< usage count */ \
491 vlc_object_t * p_parent; /**< our parent */ \
492 vlc_object_t ** pp_children; /**< our children */ \
493 volatile int i_children; \
498 /** Just a reminder so that people don't cast garbage */ \
499 int be_sure_to_add_VLC_COMMON_MEMBERS_to_struct; \
502 /* VLC_OBJECT: attempt at doing a clever cast */
503 #define VLC_OBJECT( x ) \
504 ((vlc_object_t *)(x))+0*(x)->be_sure_to_add_VLC_COMMON_MEMBERS_to_struct
506 /*****************************************************************************
507 * Macros and inline functions
508 *****************************************************************************/
509 #ifdef NTOHL_IN_SYS_PARAM_H
510 # include <sys/param.h>
512 #elif !defined(WIN32) && !defined( UNDER_CE )
513 # include <netinet/in.h>
515 #endif /* NTOHL_IN_SYS_PARAM_H || WIN32 */
517 /* CEIL: division with round to nearest greater integer */
518 #define CEIL(n, d) ( ((n) / (d)) + ( ((n) % (d)) ? 1 : 0) )
520 /* PAD: PAD(n, d) = CEIL(n ,d) * d */
521 #define PAD(n, d) ( ((n) % (d)) ? ((((n) / (d)) + 1) * (d)) : (n) )
523 /* __MAX and __MIN: self explanatory */
525 # define __MAX(a, b) ( ((a) > (b)) ? (a) : (b) )
528 # define __MIN(a, b) ( ((a) < (b)) ? (a) : (b) )
531 static int64_t GCD( int64_t a, int64_t b )
533 if( b ) return GCD( b, a % b );
537 /* Dynamic array handling: realloc array, move data, increment position */
538 #if defined( _MSC_VER )
539 # define VLCCVP (void**) /* Work-around for broken compiler */
543 #define INSERT_ELEM( p_ar, i_oldsize, i_pos, elem ) \
546 if( !i_oldsize ) (p_ar) = NULL; \
547 (p_ar) = VLCCVP realloc( p_ar, ((i_oldsize) + 1) * sizeof(*(p_ar)) ); \
548 if( (i_oldsize) - (i_pos) ) \
550 memmove( (p_ar) + (i_pos) + 1, (p_ar) + (i_pos), \
551 ((i_oldsize) - (i_pos)) * sizeof( *(p_ar) ) ); \
553 (p_ar)[i_pos] = elem; \
558 #define REMOVE_ELEM( p_ar, i_oldsize, i_pos ) \
561 if( (i_oldsize) - (i_pos) - 1 ) \
563 memmove( (p_ar) + (i_pos), \
564 (p_ar) + (i_pos) + 1, \
565 ((i_oldsize) - (i_pos) - 1) * sizeof( *(p_ar) ) ); \
567 if( i_oldsize > 1 ) \
569 (p_ar) = realloc( p_ar, ((i_oldsize) - 1) * sizeof( *(p_ar) ) ); \
581 #define TAB_APPEND( count, tab, p ) \
584 (tab) = realloc( tab, sizeof( void ** ) * ( (count) + 1 ) ); \
588 (tab) = malloc( sizeof( void ** ) ); \
590 (tab)[count] = (p); \
593 #define TAB_FIND( count, tab, p, index ) \
597 for( _i_ = 0; _i_ < (count); _i_++ ) \
599 if( (tab)[_i_] == (p) ) \
607 #define TAB_REMOVE( count, tab, p ) \
610 TAB_FIND( count, tab, p, _i_index_ ); \
611 if( _i_index_ >= 0 ) \
615 memmove( ((void**)(tab) + _i_index_), \
616 ((void**)(tab) + _i_index_+1), \
617 ( (count) - _i_index_ - 1 ) * sizeof( void* ) );\
628 /* MSB (big endian)/LSB (little endian) conversions - network order is always
629 * MSB, and should be used for both network communications and files. Note that
630 * byte orders other than little and big endians are not supported, but only
631 * the VAX seems to have such exotic properties. */
632 static inline uint16_t U16_AT( void const * _p )
634 uint8_t * p = (uint8_t *)_p;
635 return ( ((uint16_t)p[0] << 8) | p[1] );
637 static inline uint32_t U32_AT( void const * _p )
639 uint8_t * p = (uint8_t *)_p;
640 return ( ((uint32_t)p[0] << 24) | ((uint32_t)p[1] << 16)
641 | ((uint32_t)p[2] << 8) | p[3] );
643 static inline uint64_t U64_AT( void const * _p )
645 uint8_t * p = (uint8_t *)_p;
646 return ( ((uint64_t)p[0] << 56) | ((uint64_t)p[1] << 48)
647 | ((uint64_t)p[2] << 40) | ((uint64_t)p[3] << 32)
648 | ((uint64_t)p[4] << 24) | ((uint64_t)p[5] << 16)
649 | ((uint64_t)p[6] << 8) | p[7] );
652 static inline uint16_t GetWLE( void const * _p )
654 uint8_t * p = (uint8_t *)_p;
655 return ( ((uint16_t)p[1] << 8) | p[0] );
657 static inline uint32_t GetDWLE( void const * _p )
659 uint8_t * p = (uint8_t *)_p;
660 return ( ((uint32_t)p[3] << 24) | ((uint32_t)p[2] << 16)
661 | ((uint32_t)p[1] << 8) | p[0] );
663 static inline uint64_t GetQWLE( void const * _p )
665 uint8_t * p = (uint8_t *)_p;
666 return ( ((uint64_t)p[7] << 56) | ((uint64_t)p[6] << 48)
667 | ((uint64_t)p[5] << 40) | ((uint64_t)p[4] << 32)
668 | ((uint64_t)p[3] << 24) | ((uint64_t)p[2] << 16)
669 | ((uint64_t)p[1] << 8) | p[0] );
672 #define GetWBE( p ) U16_AT( p )
673 #define GetDWBE( p ) U32_AT( p )
674 #define GetQWBE( p ) U64_AT( p )
676 /* Helper writer functions */
677 #define SetWLE( p, v ) _SetWLE( (uint8_t*)p, v)
678 static inline void _SetWLE( uint8_t *p, uint16_t i_dw )
680 p[1] = ( i_dw >> 8 )&0xff;
681 p[0] = ( i_dw )&0xff;
684 #define SetDWLE( p, v ) _SetDWLE( (uint8_t*)p, v)
685 static inline void _SetDWLE( uint8_t *p, uint32_t i_dw )
687 p[3] = ( i_dw >> 24 )&0xff;
688 p[2] = ( i_dw >> 16 )&0xff;
689 p[1] = ( i_dw >> 8 )&0xff;
690 p[0] = ( i_dw )&0xff;
692 #define SetQWLE( p, v ) _SetQWLE( (uint8_t*)p, v)
693 static inline void _SetQWLE( uint8_t *p, uint64_t i_qw )
695 SetDWLE( p, i_qw&0xffffffff );
696 SetDWLE( p+4, ( i_qw >> 32)&0xffffffff );
698 #define SetWBE( p, v ) _SetWBE( (uint8_t*)p, v)
699 static inline void _SetWBE( uint8_t *p, uint16_t i_dw )
701 p[0] = ( i_dw >> 8 )&0xff;
702 p[1] = ( i_dw )&0xff;
705 #define SetDWBE( p, v ) _SetDWBE( (uint8_t*)p, v)
706 static inline void _SetDWBE( uint8_t *p, uint32_t i_dw )
708 p[0] = ( i_dw >> 24 )&0xff;
709 p[1] = ( i_dw >> 16 )&0xff;
710 p[2] = ( i_dw >> 8 )&0xff;
711 p[3] = ( i_dw )&0xff;
713 #define SetQWBE( p, v ) _SetQWBE( (uint8_t*)p, v)
714 static inline void _SetQWBE( uint8_t *p, uint64_t i_qw )
716 SetDWBE( p+4, i_qw&0xffffffff );
717 SetDWBE( p, ( i_qw >> 32)&0xffffffff );
721 # define hton16(i) ( i )
722 # define hton32(i) ( i )
723 # define hton64(i) ( i )
724 # define ntoh16(i) ( i )
725 # define ntoh32(i) ( i )
726 # define ntoh64(i) ( i )
728 # define hton16(i) U16_AT(&i)
729 # define hton32(i) U32_AT(&i)
730 # define hton64(i) U64_AT(&i)
731 # define ntoh16(i) U16_AT(&i)
732 # define ntoh32(i) U32_AT(&i)
733 # define ntoh64(i) U64_AT(&i)
736 /* Format string sanity checks */
737 #ifdef HAVE_ATTRIBUTE_FORMAT
738 # define ATTRIBUTE_FORMAT(x,y) __attribute__ ((format(printf,x,y)))
740 # define ATTRIBUTE_FORMAT(x,y)
743 /* Alignment of critical static data structures */
744 #ifdef ATTRIBUTE_ALIGNED_MAX
745 # define ATTR_ALIGN(align) __attribute__ ((__aligned__ ((ATTRIBUTE_ALIGNED_MAX < align) ? ATTRIBUTE_ALIGNED_MAX : align)))
747 # define ATTR_ALIGN(align)
750 /* Alignment of critical dynamic data structure
752 * Not all platforms support memalign so we provide a vlc_memalign wrapper
753 * void *vlc_memalign( size_t align, size_t size, void **pp_orig )
754 * *pp_orig is the pointer that has to be freed afterwards.
757 #ifdef HAVE_POSIX_MEMALIGN
758 # define vlc_memalign(align,size,pp_orig) \
759 ( !posix_memalign( pp_orig, align, size ) ? *(pp_orig) : NULL )
763 /* Some systems have memalign() but no declaration for it */
764 void * memalign( size_t align, size_t size );
766 # define vlc_memalign(pp_orig,align,size) \
767 ( *(pp_orig) = memalign( align, size ) )
769 #else /* We don't have any choice but to align manually */
770 # define vlc_memalign(pp_orig,align,size) \
771 (( *(pp_orig) = malloc( size + align - 1 )) \
772 ? (void *)( (((unsigned long)*(pp_orig)) + (unsigned long)(align-1) ) \
773 & (~(unsigned long)(align-1)) ) \
778 /* Stuff defined in src/extras/libc.c */
780 # define strdup vlc_strdup
781 VLC_EXPORT( char *, vlc_strdup, ( const char *s ) );
782 #elif !defined(__PLUGIN__)
783 # define vlc_strdup NULL
786 #if !defined(HAVE_VASPRINTF) || defined(SYS_DARWIN) || defined(SYS_BEOS)
787 # define vasprintf vlc_vasprintf
788 VLC_EXPORT( int, vlc_vasprintf, (char **, const char *, va_list ) );
789 #elif !defined(__PLUGIN__)
790 # define vlc_vasprintf NULL
793 #if !defined(HAVE_ASPRINTF) || defined(SYS_DARWIN) || defined(SYS_BEOS)
794 # define asprintf vlc_asprintf
795 VLC_EXPORT( int, vlc_asprintf, (char **, const char *, ... ) );
796 #elif !defined(__PLUGIN__)
797 # define vlc_asprintf NULL
801 # if defined(STRNDUP_IN_GNOME_H) && \
802 (defined(MODULE_NAME_IS_gnome)||defined(MODULE_NAME_IS_gnome_main)||\
803 defined(MODULE_NAME_IS_gnome2)||defined(MODULE_NAME_IS_gnome2_main))
804 /* Do nothing: gnome.h defines strndup for us */
806 # define strndup vlc_strndup
807 VLC_EXPORT( char *, vlc_strndup, ( const char *s, size_t n ) );
809 #elif !defined(__PLUGIN__)
810 # define vlc_strndup NULL
814 # define atof vlc_atof
815 VLC_EXPORT( double, vlc_atof, ( const char *nptr ) );
816 #elif !defined(__PLUGIN__)
817 # define vlc_atof NULL
822 # define strtof strtod
827 # define atoll vlc_atoll
828 VLC_EXPORT( int64_t, vlc_atoll, ( const char *nptr ) );
829 #elif !defined(__PLUGIN__)
830 # define vlc_atoll NULL
834 # define strtoll vlc_strtoll
835 VLC_EXPORT( int64_t, vlc_strtoll, ( const char *nptr, char **endptr, int base ) );
836 #elif !defined(__PLUGIN__)
837 # define vlc_strtoll NULL
841 # define getenv vlc_getenv
842 VLC_EXPORT( char *, vlc_getenv, ( const char *name ) );
843 #elif !defined(__PLUGIN__)
844 # define vlc_getenv NULL
847 #ifndef HAVE_STRCASECMP
848 # ifndef HAVE_STRICMP
849 # define strcasecmp vlc_strcasecmp
850 VLC_EXPORT( int, vlc_strcasecmp, ( const char *s1, const char *s2 ) );
852 # define strcasecmp stricmp
853 # if !defined(__PLUGIN__)
854 # define vlc_strcasecmp NULL
857 #elif !defined(__PLUGIN__)
858 # define vlc_strcasecmp NULL
861 #ifndef HAVE_STRNCASECMP
862 # ifndef HAVE_STRNICMP
863 # define strncasecmp vlc_strncasecmp
864 VLC_EXPORT( int, vlc_strncasecmp, ( const char *s1, const char *s2, size_t n ) );
866 # define strncasecmp strnicmp
867 # if !defined(__PLUGIN__)
868 # define vlc_strncasecmp NULL
871 #elif !defined(__PLUGIN__)
872 # define vlc_strncasecmp NULL
875 #ifndef HAVE_STRCASESTR
876 # ifndef HAVE_STRISTR
877 # define strcasestr vlc_strcasestr
878 VLC_EXPORT( char *, vlc_strcasestr, ( const char *s1, const char *s2 ) );
880 # define strcasestr stristr
881 # if !defined(__PLUGIN__)
882 # define vlc_strcasestr NULL
885 #elif !defined(__PLUGIN__)
886 # define vlc_strcasestr NULL
889 #ifndef HAVE_DIRENT_H
891 # ifndef FILENAME_MAX
892 # define FILENAME_MAX (260)
896 long d_ino; /* Always zero. */
897 unsigned short d_reclen; /* Always zero. */
898 unsigned short d_namlen; /* Length of name in d_name. */
899 char d_name[FILENAME_MAX]; /* File name. */
901 # define opendir vlc_opendir
902 # define readdir vlc_readdir
903 # define closedir vlc_closedir
904 VLC_EXPORT( void *, vlc_opendir, ( const char * ) );
905 VLC_EXPORT( void *, vlc_readdir, ( void * ) );
906 VLC_EXPORT( int, vlc_closedir, ( void * ) );
907 #elif !defined(__PLUGIN__)
908 # define vlc_opendir NULL
909 # define vlc_readdir NULL
910 # define vlc_closedir NULL
913 /* Format type specifiers for 64 bits numbers */
914 #if defined(__CYGWIN32__) || (!defined(WIN32) && !defined(UNDER_CE))
915 # if defined(__WORDSIZE) && __WORDSIZE == 64
923 # define I64Fd "%lld"
924 # define I64Fi "%lli"
925 # define I64Fo "%llo"
926 # define I64Fu "%llu"
927 # define I64Fx "%llx"
928 # define I64FX "%llX"
931 # define I64Fd "%I64d"
932 # define I64Fi "%I64i"
933 # define I64Fo "%I64o"
934 # define I64Fu "%I64u"
935 # define I64Fx "%I64x"
936 # define I64FX "%I64X"
937 #endif /* defined(WIN32)||defined(UNDER_CE) */
939 /* 64 bits integer constant suffix */
940 #if defined( __MINGW32__ ) || (!defined(WIN32) && !defined(UNDER_CE))
941 # if defined(__WORDSIZE) && __WORDSIZE == 64
942 # define I64C(x) x##L
943 # define UI64C(x) x##UL
945 # define I64C(x) x##LL
946 # define UI64C(x) x##ULL
949 # define I64C(x) x##i64
950 # define UI64C(x) x##ui64
951 #endif /* defined(WIN32)||defined(UNDER_CE) */
953 #if defined(WIN32) || defined(UNDER_CE)
954 /* win32, cl and icl support */
955 # if defined( _MSC_VER ) || !defined( __MINGW32__ )
956 # define __attribute__(x)
957 # define __inline__ __inline
958 # define S_IFBLK 0x3000 /* Block */
959 # define S_ISBLK(m) (0)
960 # define S_ISCHR(m) (0)
961 # define S_ISFIFO(m) (((m)&_S_IFMT) == _S_IFIFO)
962 # define S_ISREG(m) (((m)&_S_IFMT) == _S_IFREG)
965 /* several type definitions */
966 # if defined( __MINGW32__ )
967 # if !defined( _OFF_T_ )
968 typedef long long _off_t;
969 typedef _off_t off_t;
975 # define off_t long long
980 # if (defined( _MSC_VER ) && (!defined(__WXMSW__)))
981 # if !defined( _OFF_T_DEFINED )
982 typedef __int64 off_t;
983 # define _OFF_T_DEFINED
985 # define off_t __int64
986 // for wx compatibility typedef long off_t;
991 # if defined( __BORLANDC__ )
993 # define off_t unsigned __int64
997 # define O_NONBLOCK 0
1001 # define alloca _alloca
1004 /* These two are not defined in mingw32 (bug?) */
1006 # define snprintf _snprintf
1009 # define vsnprintf _vsnprintf
1015 VLC_EXPORT( vlc_bool_t, vlc_reduce, ( unsigned *, unsigned *, uint64_t, uint64_t, uint64_t ) );
1016 VLC_EXPORT( char **, vlc_parse_cmdline, ( const char *, int * ) );
1018 /* vlc_wraptext (defined in src/extras/libc.c) */
1019 #define wraptext vlc_wraptext
1020 VLC_EXPORT( char *, vlc_wraptext, ( const char *, int, vlc_bool_t ) );
1022 /* iconv wrappers (defined in src/extras/libc.c) */
1023 typedef void *vlc_iconv_t;
1024 VLC_EXPORT( vlc_iconv_t, vlc_iconv_open, ( const char *, const char * ) );
1025 VLC_EXPORT( size_t, vlc_iconv, ( vlc_iconv_t, char **, size_t *, char **, size_t * ) );
1026 VLC_EXPORT( int, vlc_iconv_close, ( vlc_iconv_t ) );
1028 /*****************************************************************************
1030 *****************************************************************************/
1031 #define CPU_CAPABILITY_NONE 0
1032 #define CPU_CAPABILITY_486 (1<<0)
1033 #define CPU_CAPABILITY_586 (1<<1)
1034 #define CPU_CAPABILITY_PPRO (1<<2)
1035 #define CPU_CAPABILITY_MMX (1<<3)
1036 #define CPU_CAPABILITY_3DNOW (1<<4)
1037 #define CPU_CAPABILITY_MMXEXT (1<<5)
1038 #define CPU_CAPABILITY_SSE (1<<6)
1039 #define CPU_CAPABILITY_SSE2 (1<<7)
1040 #define CPU_CAPABILITY_ALTIVEC (1<<16)
1041 #define CPU_CAPABILITY_FPU (1<<31)
1043 /*****************************************************************************
1045 *****************************************************************************/
1046 VLC_EXPORT( char *, vlc_dgettext, ( const char *package, const char *msgid ) );
1048 #if defined( ENABLE_NLS ) && \
1049 (defined(MODULE_NAME_IS_gnome)||defined(MODULE_NAME_IS_gnome_main)||\
1050 defined(MODULE_NAME_IS_gnome2)||defined(MODULE_NAME_IS_gnome2_main)||\
1051 defined(MODULE_NAME_IS_pda))
1052 /* Declare nothing: gnome.h will do it for us */
1053 #elif defined( ENABLE_NLS )
1054 # if defined( HAVE_INCLUDED_GETTEXT )
1055 # include "libintl.h"
1057 # include <libintl.h>
1060 # define _(String) vlc_dgettext (PACKAGE_NAME, String)
1061 # define N_(String) ((char*)(String))
1063 # define _(String) ((char*)(String))
1064 # define N_(String) ((char*)(String))
1067 /*****************************************************************************
1068 * Additional vlc stuff
1069 *****************************************************************************/
1070 #include "vlc_symbols.h"
1071 #include "os_specific.h"
1072 #include "vlc_messages.h"
1073 #include "variables.h"
1074 #include "vlc_objects.h"
1075 #include "vlc_threads_funcs.h"
1077 #include "modules.h"
1079 #include "configuration.h"
1081 #if defined( __BORLANDC__ )