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
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;
205 typedef struct hashtable_entry_t hashtable_entry_t;
208 typedef struct msg_bank_t msg_bank_t;
209 typedef struct msg_queue_t msg_queue_t;
210 typedef struct msg_subscription_t msg_subscription_t;
219 PLAYLIST_PLAY, /**< No arg. res=can fail*/
220 PLAYLIST_AUTOPLAY, /**< No arg. res=cant fail*/
221 PLAYLIST_VIEWPLAY, /**< arg1= int, arg2= playlist_item_t*,*/
222 /** arg3 = playlist_item_t* , res=can fail */
223 PLAYLIST_ITEMPLAY, /** <arg1 = playlist_item_t * , res=can fail */
224 PLAYLIST_PAUSE, /**< No arg res=can fail*/
225 PLAYLIST_STOP, /**< No arg res=can fail*/
226 PLAYLIST_SKIP, /**< arg1=int, res=can fail*/
227 PLAYLIST_GOTO, /**< arg1=int res=can fail */
228 PLAYLIST_VIEWGOTO /**< arg1=int res=can fail */
229 } playlist_command_t;
232 typedef struct playlist_t playlist_t;
233 typedef struct playlist_item_t playlist_item_t;
234 typedef struct playlist_view_t playlist_view_t;
235 typedef struct playlist_export_t playlist_export_t;
236 typedef struct services_discovery_t services_discovery_t;
237 typedef struct services_discovery_sys_t services_discovery_sys_t;
238 typedef struct playlist_add_t playlist_add_t;
239 typedef struct playlist_preparse_t playlist_preparse_t;
242 typedef struct module_bank_t module_bank_t;
243 typedef struct module_t module_t;
244 typedef struct module_config_t module_config_t;
245 typedef struct module_symbols_t module_symbols_t;
246 typedef struct module_cache_t module_cache_t;
248 typedef struct config_category_t config_category_t;
251 typedef struct intf_thread_t intf_thread_t;
252 typedef struct intf_sys_t intf_sys_t;
253 typedef struct intf_console_t intf_console_t;
254 typedef struct intf_msg_t intf_msg_t;
255 typedef struct interaction_t interaction_t;
256 typedef struct interaction_dialog_t interaction_dialog_t;
257 typedef struct user_widget_t user_widget_t;
260 typedef struct input_thread_t input_thread_t;
261 typedef struct input_thread_sys_t input_thread_sys_t;
262 typedef struct input_item_t input_item_t;
263 typedef struct access_t access_t;
264 typedef struct access_sys_t access_sys_t;
265 typedef struct stream_t stream_t;
266 typedef struct stream_sys_t stream_sys_t;
267 typedef struct demux_t demux_t;
268 typedef struct demux_sys_t demux_sys_t;
269 typedef struct es_out_t es_out_t;
270 typedef struct es_out_id_t es_out_id_t;
271 typedef struct es_out_sys_t es_out_sys_t;
272 typedef struct es_descriptor_t es_descriptor_t;
273 typedef struct seekpoint_t seekpoint_t;
274 typedef struct info_t info_t;
275 typedef struct info_category_t info_category_t;
278 typedef struct audio_format_t audio_format_t;
279 typedef struct video_format_t video_format_t;
280 typedef struct subs_format_t subs_format_t;
281 typedef struct es_format_t es_format_t;
282 typedef struct video_palette_t video_palette_t;
285 typedef struct aout_instance_t aout_instance_t;
286 typedef struct aout_sys_t aout_sys_t;
287 typedef struct aout_fifo_t aout_fifo_t;
288 typedef struct aout_input_t aout_input_t;
289 typedef struct aout_buffer_t aout_buffer_t;
290 typedef audio_format_t audio_sample_format_t;
291 typedef struct audio_date_t audio_date_t;
292 typedef struct aout_filter_t aout_filter_t;
295 typedef struct vout_thread_t vout_thread_t;
296 typedef struct vout_sys_t vout_sys_t;
297 typedef struct vout_synchro_t vout_synchro_t;
298 typedef struct chroma_sys_t chroma_sys_t;
300 typedef video_format_t video_frame_format_t;
301 typedef struct picture_t picture_t;
302 typedef struct picture_sys_t picture_sys_t;
303 typedef struct picture_heap_t picture_heap_t;
306 typedef struct spu_t spu_t;
307 typedef struct subpicture_t subpicture_t;
308 typedef struct subpicture_sys_t subpicture_sys_t;
309 typedef struct subpicture_region_t subpicture_region_t;
310 typedef struct text_style_t text_style_t;
312 typedef struct image_handler_t image_handler_t;
315 typedef struct sout_instance_t sout_instance_t;
316 typedef struct sout_instance_sys_t sout_instance_sys_t;
318 typedef struct sout_input_t sout_input_t;
319 typedef struct sout_packetizer_input_t sout_packetizer_input_t;
321 typedef struct sout_access_out_t sout_access_out_t;
322 typedef struct sout_access_out_sys_t sout_access_out_sys_t;
324 typedef struct sout_mux_t sout_mux_t;
325 typedef struct sout_mux_sys_t sout_mux_sys_t;
327 typedef struct sout_stream_t sout_stream_t;
328 typedef struct sout_stream_sys_t sout_stream_sys_t;
330 typedef struct sout_cfg_t sout_cfg_t;
331 typedef struct sap_session_t sap_session_t;
332 typedef struct sap_address_t sap_address_t;
333 typedef struct session_descriptor_t session_descriptor_t;
334 typedef struct announce_method_t announce_method_t;
335 typedef struct announce_handler_t announce_handler_t;
336 typedef struct sap_handler_t sap_handler_t;
339 typedef struct decoder_t decoder_t;
340 typedef struct decoder_sys_t decoder_sys_t;
343 typedef struct encoder_t encoder_t;
344 typedef struct encoder_sys_t encoder_sys_t;
347 typedef struct filter_t filter_t;
348 typedef struct filter_sys_t filter_sys_t;
351 typedef struct network_socket_t network_socket_t;
352 typedef struct virtual_socket_t v_socket_t;
353 typedef struct sockaddr sockaddr;
354 typedef struct addrinfo addrinfo;
355 typedef struct vlc_acl_t vlc_acl_t;
358 typedef struct iso639_lang_t iso639_lang_t;
361 typedef struct block_t block_t;
362 typedef struct block_fifo_t block_fifo_t;
365 typedef struct httpd_t httpd_t;
366 typedef struct httpd_host_t httpd_host_t;
367 typedef struct httpd_url_t httpd_url_t;
368 typedef struct httpd_client_t httpd_client_t;
369 typedef struct httpd_callback_sys_t httpd_callback_sys_t;
370 typedef struct httpd_message_t httpd_message_t;
371 typedef int (*httpd_callback_t)( httpd_callback_sys_t *, httpd_client_t *, httpd_message_t *answer, httpd_message_t *query );
372 typedef struct httpd_file_t httpd_file_t;
373 typedef struct httpd_file_sys_t httpd_file_sys_t;
374 typedef int (*httpd_file_callback_t)( httpd_file_sys_t *, httpd_file_t *, uint8_t *psz_request, uint8_t **pp_data, int *pi_data );
375 typedef struct httpd_handler_t httpd_handler_t;
376 typedef struct httpd_handler_sys_t httpd_handler_sys_t;
377 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 );
378 typedef struct httpd_redirect_t httpd_redirect_t;
379 typedef struct httpd_stream_t httpd_stream_t;
382 typedef struct tls_t tls_t;
383 typedef struct tls_server_t tls_server_t;
384 typedef struct tls_session_t tls_session_t;
387 typedef struct md5_s md5_t;
390 typedef struct xml_t xml_t;
391 typedef struct xml_sys_t xml_sys_t;
392 typedef struct xml_reader_t xml_reader_t;
393 typedef struct xml_reader_sys_t xml_reader_sys_t;
396 typedef struct vod_t vod_t;
397 typedef struct vod_sys_t vod_sys_t;
398 typedef struct vod_media_t vod_media_t;
401 typedef struct opengl_t opengl_t;
402 typedef struct opengl_sys_t opengl_sys_t;
405 typedef struct osd_menu_t osd_menu_t;
406 typedef struct osd_state_t osd_state_t;
407 typedef struct osd_event_t osd_event_t;
408 typedef struct osd_button_t osd_button_t;
409 typedef struct osd_menu_state_t osd_menu_state_t;
412 typedef struct vlm_t vlm_t;
413 typedef struct vlm_message_t vlm_message_t;
414 typedef struct vlm_media_t vlm_media_t;
415 typedef struct vlm_schedule_t vlm_schedule_t;
418 typedef struct vlc_meta_t vlc_meta_t;
421 typedef struct counter_t counter_t;
422 typedef struct counter_sample_t counter_sample_t;
423 typedef struct stats_handler_t stats_handler_t;
424 typedef struct input_stats_t input_stats_t;
425 typedef struct global_stats_t global_stats_t;
428 typedef struct update_t update_t;
429 typedef struct update_iterator_t update_iterator_t;
431 /*****************************************************************************
433 *****************************************************************************/
434 typedef int ( * vlc_callback_t ) ( vlc_object_t *, /* variable's object */
435 char const *, /* variable name */
436 vlc_value_t, /* old value */
437 vlc_value_t, /* new value */
438 void * ); /* callback data */
440 /*****************************************************************************
442 *****************************************************************************/
444 # define VLC_EXPORT( type, name, args ) type name args
446 # define VLC_EXPORT( type, name, args ) struct _u_n_u_s_e_d_
447 extern module_symbols_t* p_symbols;
450 /*****************************************************************************
451 * OS-specific headers and thread types
452 *****************************************************************************/
453 #if defined( WIN32 ) || defined( UNDER_CE )
454 # define WIN32_LEAN_AND_MEAN
455 # include <windows.h>
456 # if defined( UNDER_CE )
459 # define IS_WINNT ( GetVersion() < 0x80000000 )
463 #include "vlc_threads.h"
465 /*****************************************************************************
466 * Common structure members
467 *****************************************************************************/
469 /* VLC_COMMON_MEMBERS : members common to all basic vlc objects */
470 #define VLC_COMMON_MEMBERS \
471 /** \name VLC_COMMON_MEMBERS \
472 * these members are common for all vlc objects \
477 char *psz_object_type; \
478 char *psz_object_name; \
480 /* Messages header */ \
484 /* Thread properties, if any */ \
485 vlc_bool_t b_thread; \
486 vlc_thread_t thread_id; \
488 /* Object access lock */ \
489 vlc_mutex_t object_lock; \
490 vlc_cond_t object_wait; \
492 /* Object properties */ \
493 volatile vlc_bool_t b_error; /**< set by the object */ \
494 volatile vlc_bool_t b_die; /**< set by the outside */ \
495 volatile vlc_bool_t b_dead; /**< set by the object */ \
496 volatile vlc_bool_t b_attached; /**< set by the object */ \
497 vlc_bool_t b_force; /**< set by the outside (eg. module_Need()) */ \
499 /* Object variables */ \
500 vlc_mutex_t var_lock; \
502 variable_t * p_vars; \
504 /* Stuff related to the libvlc structure */ \
505 libvlc_t * p_libvlc; /**< root of all evil */ \
506 vlc_t * p_vlc; /**< (root of all evil) - 1 */ \
508 volatile int i_refcount; /**< usage count */ \
509 vlc_object_t * p_parent; /**< our parent */ \
510 vlc_object_t ** pp_children; /**< our children */ \
511 volatile int i_children; \
516 /** Just a reminder so that people don't cast garbage */ \
517 int be_sure_to_add_VLC_COMMON_MEMBERS_to_struct; \
520 /* VLC_OBJECT: attempt at doing a clever cast */
521 #define VLC_OBJECT( x ) \
522 ((vlc_object_t *)(x))+0*(x)->be_sure_to_add_VLC_COMMON_MEMBERS_to_struct
524 /*****************************************************************************
525 * Macros and inline functions
526 *****************************************************************************/
527 #ifdef NTOHL_IN_SYS_PARAM_H
528 # include <sys/param.h>
530 #elif !defined(WIN32) && !defined( UNDER_CE )
531 # include <netinet/in.h>
533 #endif /* NTOHL_IN_SYS_PARAM_H || WIN32 */
535 /* CEIL: division with round to nearest greater integer */
536 #define CEIL(n, d) ( ((n) / (d)) + ( ((n) % (d)) ? 1 : 0) )
538 /* PAD: PAD(n, d) = CEIL(n ,d) * d */
539 #define PAD(n, d) ( ((n) % (d)) ? ((((n) / (d)) + 1) * (d)) : (n) )
541 /* __MAX and __MIN: self explanatory */
543 # define __MAX(a, b) ( ((a) > (b)) ? (a) : (b) )
546 # define __MIN(a, b) ( ((a) < (b)) ? (a) : (b) )
549 static int64_t GCD( int64_t a, int64_t b )
551 if( b ) return GCD( b, a % b );
555 /* Dynamic array handling: realloc array, move data, increment position */
556 #if defined( _MSC_VER ) && _MSC_VER < 1300 && !defined( UNDER_CE )
557 # define VLCCVP (void**) /* Work-around for broken compiler */
561 #define INSERT_ELEM( p_ar, i_oldsize, i_pos, elem ) \
564 if( !i_oldsize ) (p_ar) = NULL; \
565 (p_ar) = VLCCVP realloc( p_ar, ((i_oldsize) + 1) * sizeof(*(p_ar)) ); \
566 if( (i_oldsize) - (i_pos) ) \
568 memmove( (p_ar) + (i_pos) + 1, (p_ar) + (i_pos), \
569 ((i_oldsize) - (i_pos)) * sizeof( *(p_ar) ) ); \
571 (p_ar)[i_pos] = elem; \
576 #define REMOVE_ELEM( p_ar, i_oldsize, i_pos ) \
579 if( (i_oldsize) - (i_pos) - 1 ) \
581 memmove( (p_ar) + (i_pos), \
582 (p_ar) + (i_pos) + 1, \
583 ((i_oldsize) - (i_pos) - 1) * sizeof( *(p_ar) ) ); \
585 if( i_oldsize > 1 ) \
587 (p_ar) = realloc( p_ar, ((i_oldsize) - 1) * sizeof( *(p_ar) ) ); \
599 #define TAB_APPEND( count, tab, p ) \
602 (tab) = realloc( tab, sizeof( void ** ) * ( (count) + 1 ) ); \
606 (tab) = malloc( sizeof( void ** ) ); \
608 (tab)[count] = (p); \
611 #define TAB_FIND( count, tab, p, index ) \
615 for( _i_ = 0; _i_ < (count); _i_++ ) \
617 if( (tab)[_i_] == (p) ) \
625 #define TAB_REMOVE( count, tab, p ) \
628 TAB_FIND( count, tab, p, _i_index_ ); \
629 if( _i_index_ >= 0 ) \
633 memmove( ((void**)(tab) + _i_index_), \
634 ((void**)(tab) + _i_index_+1), \
635 ( (count) - _i_index_ - 1 ) * sizeof( void* ) );\
646 /* Hash tables handling */
647 struct hashtable_entry_t
655 VLC_EXPORT( void, vlc_HashInsert, (hashtable_entry_t **, int *, int, const char *, void *));
656 VLC_EXPORT( void*, vlc_HashRetrieve, (hashtable_entry_t*, int, int, const char *) );
657 VLC_EXPORT( int, vlc_HashLookup, (hashtable_entry_t *, int, int, const char *) );
660 /* MSB (big endian)/LSB (little endian) conversions - network order is always
661 * MSB, and should be used for both network communications and files. Note that
662 * byte orders other than little and big endians are not supported, but only
663 * the VAX seems to have such exotic properties. */
664 static inline uint16_t U16_AT( void const * _p )
666 uint8_t * p = (uint8_t *)_p;
667 return ( ((uint16_t)p[0] << 8) | p[1] );
669 static inline uint32_t U32_AT( void const * _p )
671 uint8_t * p = (uint8_t *)_p;
672 return ( ((uint32_t)p[0] << 24) | ((uint32_t)p[1] << 16)
673 | ((uint32_t)p[2] << 8) | p[3] );
675 static inline uint64_t U64_AT( void const * _p )
677 uint8_t * p = (uint8_t *)_p;
678 return ( ((uint64_t)p[0] << 56) | ((uint64_t)p[1] << 48)
679 | ((uint64_t)p[2] << 40) | ((uint64_t)p[3] << 32)
680 | ((uint64_t)p[4] << 24) | ((uint64_t)p[5] << 16)
681 | ((uint64_t)p[6] << 8) | p[7] );
684 static inline uint16_t GetWLE( void const * _p )
686 uint8_t * p = (uint8_t *)_p;
687 return ( ((uint16_t)p[1] << 8) | p[0] );
689 static inline uint32_t GetDWLE( void const * _p )
691 uint8_t * p = (uint8_t *)_p;
692 return ( ((uint32_t)p[3] << 24) | ((uint32_t)p[2] << 16)
693 | ((uint32_t)p[1] << 8) | p[0] );
695 static inline uint64_t GetQWLE( void const * _p )
697 uint8_t * p = (uint8_t *)_p;
698 return ( ((uint64_t)p[7] << 56) | ((uint64_t)p[6] << 48)
699 | ((uint64_t)p[5] << 40) | ((uint64_t)p[4] << 32)
700 | ((uint64_t)p[3] << 24) | ((uint64_t)p[2] << 16)
701 | ((uint64_t)p[1] << 8) | p[0] );
704 #define GetWBE( p ) U16_AT( p )
705 #define GetDWBE( p ) U32_AT( p )
706 #define GetQWBE( p ) U64_AT( p )
708 /* Helper writer functions */
709 #define SetWLE( p, v ) _SetWLE( (uint8_t*)p, v)
710 static inline void _SetWLE( uint8_t *p, uint16_t i_dw )
712 p[1] = ( i_dw >> 8 )&0xff;
713 p[0] = ( i_dw )&0xff;
716 #define SetDWLE( p, v ) _SetDWLE( (uint8_t*)p, v)
717 static inline void _SetDWLE( uint8_t *p, uint32_t i_dw )
719 p[3] = ( i_dw >> 24 )&0xff;
720 p[2] = ( i_dw >> 16 )&0xff;
721 p[1] = ( i_dw >> 8 )&0xff;
722 p[0] = ( i_dw )&0xff;
724 #define SetQWLE( p, v ) _SetQWLE( (uint8_t*)p, v)
725 static inline void _SetQWLE( uint8_t *p, uint64_t i_qw )
727 SetDWLE( p, i_qw&0xffffffff );
728 SetDWLE( p+4, ( i_qw >> 32)&0xffffffff );
730 #define SetWBE( p, v ) _SetWBE( (uint8_t*)p, v)
731 static inline void _SetWBE( uint8_t *p, uint16_t i_dw )
733 p[0] = ( i_dw >> 8 )&0xff;
734 p[1] = ( i_dw )&0xff;
737 #define SetDWBE( p, v ) _SetDWBE( (uint8_t*)p, v)
738 static inline void _SetDWBE( uint8_t *p, uint32_t i_dw )
740 p[0] = ( i_dw >> 24 )&0xff;
741 p[1] = ( i_dw >> 16 )&0xff;
742 p[2] = ( i_dw >> 8 )&0xff;
743 p[3] = ( i_dw )&0xff;
745 #define SetQWBE( p, v ) _SetQWBE( (uint8_t*)p, v)
746 static inline void _SetQWBE( uint8_t *p, uint64_t i_qw )
748 SetDWBE( p+4, i_qw&0xffffffff );
749 SetDWBE( p, ( i_qw >> 32)&0xffffffff );
753 # define hton16(i) ( i )
754 # define hton32(i) ( i )
755 # define hton64(i) ( i )
756 # define ntoh16(i) ( i )
757 # define ntoh32(i) ( i )
758 # define ntoh64(i) ( i )
760 # define hton16(i) U16_AT(&i)
761 # define hton32(i) U32_AT(&i)
762 # define hton64(i) U64_AT(&i)
763 # define ntoh16(i) U16_AT(&i)
764 # define ntoh32(i) U32_AT(&i)
765 # define ntoh64(i) U64_AT(&i)
768 /* Format string sanity checks */
769 #ifdef HAVE_ATTRIBUTE_FORMAT
770 # define ATTRIBUTE_FORMAT(x,y) __attribute__ ((format(printf,x,y)))
772 # define ATTRIBUTE_FORMAT(x,y)
775 /* Alignment of critical static data structures */
776 #ifdef ATTRIBUTE_ALIGNED_MAX
777 # define ATTR_ALIGN(align) __attribute__ ((__aligned__ ((ATTRIBUTE_ALIGNED_MAX < align) ? ATTRIBUTE_ALIGNED_MAX : align)))
779 # define ATTR_ALIGN(align)
782 /* Alignment of critical dynamic data structure
784 * Not all platforms support memalign so we provide a vlc_memalign wrapper
785 * void *vlc_memalign( size_t align, size_t size, void **pp_orig )
786 * *pp_orig is the pointer that has to be freed afterwards.
789 #ifdef HAVE_POSIX_MEMALIGN
790 # define vlc_memalign(align,size,pp_orig) \
791 ( !posix_memalign( pp_orig, align, size ) ? *(pp_orig) : NULL )
795 /* Some systems have memalign() but no declaration for it */
796 void * memalign( size_t align, size_t size );
798 # define vlc_memalign(pp_orig,align,size) \
799 ( *(pp_orig) = memalign( align, size ) )
801 #else /* We don't have any choice but to align manually */
802 # define vlc_memalign(pp_orig,align,size) \
803 (( *(pp_orig) = malloc( size + align - 1 )) \
804 ? (void *)( (((unsigned long)*(pp_orig)) + (unsigned long)(align-1) ) \
805 & (~(unsigned long)(align-1)) ) \
810 /* Stuff defined in src/extras/libc.c */
812 # define strdup vlc_strdup
813 VLC_EXPORT( char *, vlc_strdup, ( const char *s ) );
814 #elif !defined(__PLUGIN__)
815 # define vlc_strdup NULL
818 #if !defined(HAVE_VASPRINTF) || defined(__APPLE__) || defined(SYS_BEOS)
819 # define vasprintf vlc_vasprintf
820 VLC_EXPORT( int, vlc_vasprintf, (char **, const char *, va_list ) );
821 #elif !defined(__PLUGIN__)
822 # define vlc_vasprintf NULL
825 #if !defined(HAVE_ASPRINTF) || defined(__APPLE__) || defined(SYS_BEOS)
826 # define asprintf vlc_asprintf
827 VLC_EXPORT( int, vlc_asprintf, (char **, const char *, ... ) );
828 #elif !defined(__PLUGIN__)
829 # define vlc_asprintf NULL
833 # if defined(STRNDUP_IN_GNOME_H) && \
834 (defined(MODULE_NAME_IS_gnome)||defined(MODULE_NAME_IS_gnome_main)||\
835 defined(MODULE_NAME_IS_gnome2)||defined(MODULE_NAME_IS_gnome2_main))
836 /* Do nothing: gnome.h defines strndup for us */
838 # define strndup vlc_strndup
839 VLC_EXPORT( char *, vlc_strndup, ( const char *s, size_t n ) );
841 #elif !defined(__PLUGIN__)
842 # define vlc_strndup NULL
846 # define atof vlc_atof
847 VLC_EXPORT( double, vlc_atof, ( const char *nptr ) );
848 #elif !defined(__PLUGIN__)
849 # define vlc_atof NULL
854 # define strtof strtod
859 # define atoll vlc_atoll
860 VLC_EXPORT( int64_t, vlc_atoll, ( const char *nptr ) );
861 #elif !defined(__PLUGIN__)
862 # define vlc_atoll NULL
866 # define strtoll vlc_strtoll
867 VLC_EXPORT( int64_t, vlc_strtoll, ( const char *nptr, char **endptr, int base ) );
868 #elif !defined(__PLUGIN__)
869 # define vlc_strtoll NULL
873 # define scandir vlc_scandir
874 # define alphasort vlc_alphasort
876 VLC_EXPORT( int, vlc_scandir, ( const char *name, struct dirent ***namelist, int (*filter) ( const struct dirent * ), int (*compar) ( const struct dirent **, const struct dirent ** ) ) );
877 VLC_EXPORT( int, vlc_alphasort, ( const struct dirent **a, const struct dirent **b ) );
878 #elif !defined(__PLUGIN__)
879 # define vlc_scandir NULL
880 # define vlc_alphasort NULL
884 # define getenv vlc_getenv
885 VLC_EXPORT( char *, vlc_getenv, ( const char *name ) );
886 #elif !defined(__PLUGIN__)
887 # define vlc_getenv NULL
890 #ifndef HAVE_STRCASECMP
891 # ifndef HAVE_STRICMP
892 # define strcasecmp vlc_strcasecmp
893 VLC_EXPORT( int, vlc_strcasecmp, ( const char *s1, const char *s2 ) );
895 # define strcasecmp stricmp
896 # if !defined(__PLUGIN__)
897 # define vlc_strcasecmp NULL
900 #elif !defined(__PLUGIN__)
901 # define vlc_strcasecmp NULL
904 #ifndef HAVE_STRNCASECMP
905 # ifndef HAVE_STRNICMP
906 # define strncasecmp vlc_strncasecmp
907 VLC_EXPORT( int, vlc_strncasecmp, ( const char *s1, const char *s2, size_t n ) );
909 # define strncasecmp strnicmp
910 # if !defined(__PLUGIN__)
911 # define vlc_strncasecmp NULL
914 #elif !defined(__PLUGIN__)
915 # define vlc_strncasecmp NULL
918 #ifndef HAVE_STRCASESTR
919 # ifndef HAVE_STRISTR
920 # define strcasestr vlc_strcasestr
921 VLC_EXPORT( char *, vlc_strcasestr, ( const char *s1, const char *s2 ) );
923 # define strcasestr stristr
924 # if !defined(__PLUGIN__)
925 # define vlc_strcasestr NULL
928 #elif !defined(__PLUGIN__)
929 # define vlc_strcasestr NULL
932 #ifndef HAVE_DIRENT_H
934 # ifndef FILENAME_MAX
935 # define FILENAME_MAX (260)
939 long d_ino; /* Always zero. */
940 unsigned short d_reclen; /* Always zero. */
941 unsigned short d_namlen; /* Length of name in d_name. */
942 char d_name[FILENAME_MAX]; /* File name. */
944 # define opendir vlc_opendir
945 # define readdir vlc_readdir
946 # define closedir vlc_closedir
947 VLC_EXPORT( void *, vlc_opendir, ( const char * ) );
948 VLC_EXPORT( void *, vlc_readdir, ( void * ) );
949 VLC_EXPORT( int, vlc_closedir, ( void * ) );
951 struct dirent; /* forward declaration for vlc_symbols.h */
952 # if !defined(__PLUGIN__)
953 # define vlc_opendir NULL
954 # define vlc_readdir NULL
955 # define vlc_closedir NULL
959 VLC_EXPORT( void *, vlc_opendir_wrapper, ( const char * ) );
960 VLC_EXPORT( struct dirent *, vlc_readdir_wrapper, ( void * ) );
961 VLC_EXPORT( int, vlc_closedir_wrapper, ( void * ) );
963 /* Format type specifiers for 64 bits numbers */
964 #if defined(__CYGWIN32__) || (!defined(WIN32) && !defined(UNDER_CE))
965 # if defined(__WORDSIZE) && __WORDSIZE == 64
973 # define I64Fd "%lld"
974 # define I64Fi "%lli"
975 # define I64Fo "%llo"
976 # define I64Fu "%llu"
977 # define I64Fx "%llx"
978 # define I64FX "%llX"
981 # define I64Fd "%I64d"
982 # define I64Fi "%I64i"
983 # define I64Fo "%I64o"
984 # define I64Fu "%I64u"
985 # define I64Fx "%I64x"
986 # define I64FX "%I64X"
987 #endif /* defined(WIN32)||defined(UNDER_CE) */
989 /* 64 bits integer constant suffix */
990 #if defined( __MINGW32__ ) || (!defined(WIN32) && !defined(UNDER_CE))
991 # if defined(__WORDSIZE) && __WORDSIZE == 64
992 # define I64C(x) x##L
993 # define UI64C(x) x##UL
995 # define I64C(x) x##LL
996 # define UI64C(x) x##ULL
999 # define I64C(x) x##i64
1000 # define UI64C(x) x##ui64
1001 #endif /* defined(WIN32)||defined(UNDER_CE) */
1003 #if defined(WIN32) || defined(UNDER_CE)
1004 /* win32, cl and icl support */
1005 # if defined( _MSC_VER ) || !defined( __MINGW32__ )
1006 # define __attribute__(x)
1007 # define __inline__ __inline
1008 # define S_IFBLK 0x3000 /* Block */
1009 # define S_ISBLK(m) (0)
1010 # define S_ISCHR(m) (0)
1011 # define S_ISFIFO(m) (((m)&_S_IFMT) == _S_IFIFO)
1012 # define S_ISREG(m) (((m)&_S_IFMT) == _S_IFREG)
1015 /* several type definitions */
1016 # if defined( __MINGW32__ )
1017 # if !defined( _OFF_T_ )
1018 typedef long long _off_t;
1019 typedef _off_t off_t;
1025 # define off_t long long
1029 # if defined( _MSC_VER ) && !defined( __WXMSW__ )
1030 # if !defined( _OFF_T_DEFINED )
1031 typedef __int64 off_t;
1032 # define _OFF_T_DEFINED
1034 /* for wx compatibility typedef long off_t; */
1035 # define off_t __int64
1039 # if defined( __BORLANDC__ )
1041 # define off_t unsigned __int64
1045 # define O_NONBLOCK 0
1049 # define alloca _alloca
1052 /* These two are not defined in mingw32 (bug?) */
1054 # define snprintf _snprintf
1057 # define vsnprintf _vsnprintf
1063 VLC_EXPORT( vlc_bool_t, vlc_ureduce, ( unsigned *, unsigned *, uint64_t, uint64_t, uint64_t ) );
1064 VLC_EXPORT( char **, vlc_parse_cmdline, ( const char *, int * ) );
1066 /* vlc_wraptext (defined in src/extras/libc.c) */
1067 #define wraptext vlc_wraptext
1068 VLC_EXPORT( char *, vlc_wraptext, ( const char *, int, vlc_bool_t ) );
1070 /* iconv wrappers (defined in src/extras/libc.c) */
1071 typedef void *vlc_iconv_t;
1072 VLC_EXPORT( vlc_iconv_t, vlc_iconv_open, ( const char *, const char * ) );
1073 VLC_EXPORT( size_t, vlc_iconv, ( vlc_iconv_t, char **, size_t *, char **, size_t * ) );
1074 VLC_EXPORT( int, vlc_iconv_close, ( vlc_iconv_t ) );
1076 /* execve wrapper (defined in src/extras/libc.c) */
1077 VLC_EXPORT( int, __vlc_execve, ( vlc_object_t *p_object, int i_argc, char **pp_argv, char **pp_env, char *psz_cwd, char *p_in, int i_in, char **pp_data, int *pi_data ) );
1078 #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)
1080 /*****************************************************************************
1082 *****************************************************************************/
1083 #define CPU_CAPABILITY_NONE 0
1084 #define CPU_CAPABILITY_486 (1<<0)
1085 #define CPU_CAPABILITY_586 (1<<1)
1086 #define CPU_CAPABILITY_PPRO (1<<2)
1087 #define CPU_CAPABILITY_MMX (1<<3)
1088 #define CPU_CAPABILITY_3DNOW (1<<4)
1089 #define CPU_CAPABILITY_MMXEXT (1<<5)
1090 #define CPU_CAPABILITY_SSE (1<<6)
1091 #define CPU_CAPABILITY_SSE2 (1<<7)
1092 #define CPU_CAPABILITY_ALTIVEC (1<<16)
1093 #define CPU_CAPABILITY_FPU (1<<31)
1095 /*****************************************************************************
1097 *****************************************************************************/
1098 VLC_EXPORT( char *, vlc_dgettext, ( const char *package, const char *msgid ) );
1100 #if defined( ENABLE_NLS ) && \
1101 (defined(MODULE_NAME_IS_gnome)||defined(MODULE_NAME_IS_gnome_main)||\
1102 defined(MODULE_NAME_IS_gnome2)||defined(MODULE_NAME_IS_gnome2_main)||\
1103 defined(MODULE_NAME_IS_pda))
1104 /* Declare nothing: gnome.h will do it for us */
1105 #elif defined( ENABLE_NLS )
1106 # if defined( HAVE_INCLUDED_GETTEXT )
1107 # include "libintl.h"
1109 # include <libintl.h>
1112 # define _(String) vlc_dgettext (PACKAGE_NAME, String)
1113 # define N_(String) ((char*)(String))
1115 # define _(String) ((char*)(String))
1116 # define N_(String) ((char*)(String))
1119 /*****************************************************************************
1121 *****************************************************************************/
1122 VLC_EXPORT( const char *, VLC_Version, ( void ) );
1123 VLC_EXPORT( const char *, VLC_CompileBy, ( void ) );
1124 VLC_EXPORT( const char *, VLC_CompileHost, ( void ) );
1125 VLC_EXPORT( const char *, VLC_CompileDomain, ( void ) );
1126 VLC_EXPORT( const char *, VLC_Compiler, ( void ) );
1127 VLC_EXPORT( const char *, VLC_Changeset, ( void ) );
1128 VLC_EXPORT( const char *, VLC_Error, ( int ) );
1130 /*****************************************************************************
1131 * Additional vlc stuff
1132 *****************************************************************************/
1133 #include "vlc_symbols.h"
1134 #include "os_specific.h"
1135 #include "vlc_messages.h"
1136 #include "variables.h"
1137 #include "vlc_objects.h"
1138 #include "vlc_threads_funcs.h"
1140 #include "modules.h"
1142 #include "configuration.h"
1144 #if defined( __BORLANDC__ )