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 *****************************************************************************/
30 * This file is a collection of common definitions and types
33 /*****************************************************************************
34 * Required vlc headers
35 *****************************************************************************/
36 #if defined( __BORLANDC__ )
44 # define PACKAGE_NAME PACKAGE
47 # undef PACKAGE_VERSION
48 # define PACKAGE_VERSION VERSION
51 #if defined( __BORLANDC__ )
52 # undef HAVE_VARIADIC_MACROS
54 # undef HAVE_INTTYPES_H
56 #elif defined( _MSC_VER )
57 # pragma warning( disable : 4244 )
60 #include "vlc_config.h"
61 #include "modules_inner.h"
63 /*****************************************************************************
64 * Required system headers
65 *****************************************************************************/
70 # include <string.h> /* strerror() */
73 #ifdef HAVE_SYS_TYPES_H
74 # include <sys/types.h>
77 /*****************************************************************************
78 * Basic types definitions
79 *****************************************************************************/
80 #if defined( HAVE_STDINT_H )
82 #elif defined( HAVE_INTTYPES_H )
83 # include <inttypes.h>
84 #elif defined( SYS_CYGWIN )
85 # include <sys/types.h>
86 /* Cygwin only defines half of these... */
87 typedef u_int8_t uint8_t;
88 typedef u_int16_t uint16_t;
89 typedef u_int32_t uint32_t;
90 typedef u_int64_t uint64_t;
92 /* Fallback types (very x86-centric, sorry) */
93 typedef unsigned char uint8_t;
94 typedef signed char int8_t;
95 typedef unsigned short uint16_t;
96 typedef signed short int16_t;
97 typedef unsigned int uint32_t;
98 typedef signed int int32_t;
99 # if defined( _MSC_VER ) \
100 || defined( UNDER_CE ) \
101 || ( defined( WIN32 ) && !defined( __MINGW32__ ) )
102 typedef unsigned __int64 uint64_t;
103 typedef signed __int64 int64_t;
105 typedef unsigned long long uint64_t;
106 typedef signed long long int64_t;
108 typedef uint32_t uintptr_t;
109 typedef int32_t intptr_t;
112 typedef uint8_t byte_t;
114 /* Systems that don't have stdint.h may not define INT64_MIN and
117 #define INT64_MIN (-9223372036854775807LL-1)
120 #define INT64_MAX (9223372036854775807LL)
123 /* ptrdiff_t definition */
130 /* Not portable in a 64-bit environment. */
131 typedef int ptrdiff_t;
135 #if defined( WIN32 ) || defined( UNDER_CE )
138 # define PATH_MAX MAX_PATH
142 #if (defined( WIN32 ) || defined( UNDER_CE )) && !defined( _SSIZE_T_ )
146 /* Counter for statistics and profiling */
147 typedef unsigned long count_t;
149 /* DCT elements types */
150 typedef int16_t dctelem_t;
152 /* Video buffer types */
153 typedef uint8_t yuv_data_t;
156 typedef uint16_t audio_volume_t;
158 #ifndef HAVE_SOCKLEN_T
159 typedef int socklen_t;
163 * High precision date or time interval
165 * Store a high precision date or time interval. The maximum precision is the
166 * microsecond, and a 64 bits integer is used to avoid overflows (maximum
167 * time interval is then 292271 years, which should be long enough for any
168 * video). Dates are stored as microseconds since a common date (usually the
169 * epoch). Note that date and time intervals can be manipulated using regular
170 * arithmetic operators, and that no special functions are required.
172 typedef int64_t mtime_t;
175 * The vlc_fourcc_t type.
177 * See http://www.webartz.com/fourcc/ for a very detailed list.
179 typedef uint32_t vlc_fourcc_t;
181 #ifdef WORDS_BIGENDIAN
182 # define VLC_FOURCC( a, b, c, d ) \
183 ( ((uint32_t)d) | ( ((uint32_t)c) << 8 ) \
184 | ( ((uint32_t)b) << 16 ) | ( ((uint32_t)a) << 24 ) )
185 # define VLC_TWOCC( a, b ) \
186 ( (uint16_t)(b) | ( (uint16_t)(a) << 8 ) )
189 # define VLC_FOURCC( a, b, c, d ) \
190 ( ((uint32_t)a) | ( ((uint32_t)b) << 8 ) \
191 | ( ((uint32_t)c) << 16 ) | ( ((uint32_t)d) << 24 ) )
192 # define VLC_TWOCC( a, b ) \
193 ( (uint16_t)(a) | ( (uint16_t)(b) << 8 ) )
197 /*****************************************************************************
198 * Classes declaration
199 *****************************************************************************/
202 typedef struct libvlc_t libvlc_t;
203 typedef struct vlc_t vlc_t;
204 typedef struct variable_t variable_t;
205 typedef struct date_t date_t;
206 typedef struct hashtable_entry_t hashtable_entry_t;
207 typedef struct gc_object_t gc_object_t ;
210 typedef struct msg_bank_t msg_bank_t;
211 typedef struct msg_queue_t msg_queue_t;
212 typedef struct msg_subscription_t msg_subscription_t;
221 PLAYLIST_PLAY, /**< No arg. res=can fail*/
222 PLAYLIST_AUTOPLAY, /**< No arg. res=cant fail*/
223 PLAYLIST_VIEWPLAY, /**< arg1= playlist_item_t*,*/
224 /** arg2 = playlist_item_t* , res=can fail */
225 PLAYLIST_PAUSE, /**< No arg res=can fail*/
226 PLAYLIST_STOP, /**< No arg res=can fail*/
227 PLAYLIST_SKIP, /**< arg1=int, res=can fail*/
228 } playlist_command_t;
231 typedef struct playlist_t playlist_t;
232 typedef struct playlist_item_t playlist_item_t;
233 typedef struct playlist_view_t playlist_view_t;
234 typedef struct playlist_export_t playlist_export_t;
235 typedef struct services_discovery_t services_discovery_t;
236 typedef struct services_discovery_sys_t services_discovery_sys_t;
237 typedef struct playlist_add_t playlist_add_t;
238 typedef struct playlist_preparse_t playlist_preparse_t;
241 typedef struct module_bank_t module_bank_t;
242 typedef struct module_t module_t;
243 typedef struct module_config_t module_config_t;
244 typedef struct module_symbols_t module_symbols_t;
245 typedef struct module_cache_t module_cache_t;
247 typedef struct config_category_t config_category_t;
250 typedef struct intf_thread_t intf_thread_t;
251 typedef struct intf_sys_t intf_sys_t;
252 typedef struct intf_console_t intf_console_t;
253 typedef struct intf_msg_t intf_msg_t;
254 typedef struct interaction_t interaction_t;
255 typedef struct interaction_dialog_t interaction_dialog_t;
256 typedef struct user_widget_t user_widget_t;
259 typedef struct input_thread_t input_thread_t;
260 typedef struct input_thread_sys_t input_thread_sys_t;
261 typedef struct input_item_t input_item_t;
262 typedef struct access_t access_t;
263 typedef struct access_sys_t access_sys_t;
264 typedef struct stream_t stream_t;
265 typedef struct stream_sys_t stream_sys_t;
266 typedef struct demux_t demux_t;
267 typedef struct demux_sys_t demux_sys_t;
268 typedef struct es_out_t es_out_t;
269 typedef struct es_out_id_t es_out_id_t;
270 typedef struct es_out_sys_t es_out_sys_t;
271 typedef struct es_descriptor_t es_descriptor_t;
272 typedef struct seekpoint_t seekpoint_t;
273 typedef struct info_t info_t;
274 typedef struct info_category_t info_category_t;
277 typedef struct audio_format_t audio_format_t;
278 typedef struct video_format_t video_format_t;
279 typedef struct subs_format_t subs_format_t;
280 typedef struct es_format_t es_format_t;
281 typedef struct video_palette_t video_palette_t;
284 typedef struct aout_instance_t aout_instance_t;
285 typedef struct aout_sys_t aout_sys_t;
286 typedef struct aout_fifo_t aout_fifo_t;
287 typedef struct aout_input_t aout_input_t;
288 typedef struct aout_buffer_t aout_buffer_t;
289 typedef audio_format_t audio_sample_format_t;
290 typedef struct audio_date_t audio_date_t;
291 typedef struct aout_filter_t aout_filter_t;
294 typedef struct vout_thread_t vout_thread_t;
295 typedef struct vout_sys_t vout_sys_t;
296 typedef struct vout_synchro_t vout_synchro_t;
297 typedef struct chroma_sys_t chroma_sys_t;
299 typedef video_format_t video_frame_format_t;
300 typedef struct picture_t picture_t;
301 typedef struct picture_sys_t picture_sys_t;
302 typedef struct picture_heap_t picture_heap_t;
305 typedef struct spu_t spu_t;
306 typedef struct subpicture_t subpicture_t;
307 typedef struct subpicture_sys_t subpicture_sys_t;
308 typedef struct subpicture_region_t subpicture_region_t;
309 typedef struct text_style_t text_style_t;
311 typedef struct image_handler_t image_handler_t;
314 typedef struct sout_instance_t sout_instance_t;
315 typedef struct sout_instance_sys_t sout_instance_sys_t;
317 typedef struct sout_input_t sout_input_t;
318 typedef struct sout_packetizer_input_t sout_packetizer_input_t;
320 typedef struct sout_access_out_t sout_access_out_t;
321 typedef struct sout_access_out_sys_t sout_access_out_sys_t;
323 typedef struct sout_mux_t sout_mux_t;
324 typedef struct sout_mux_sys_t sout_mux_sys_t;
326 typedef struct sout_stream_t sout_stream_t;
327 typedef struct sout_stream_sys_t sout_stream_sys_t;
329 typedef struct sout_cfg_t sout_cfg_t;
330 typedef struct sap_session_t sap_session_t;
331 typedef struct sap_address_t sap_address_t;
332 typedef struct session_descriptor_t session_descriptor_t;
333 typedef struct announce_method_t announce_method_t;
334 typedef struct announce_handler_t announce_handler_t;
335 typedef struct sap_handler_t sap_handler_t;
337 typedef struct sout_std_t sout_std_t;
338 typedef struct sout_display_t sout_display_t;
339 typedef struct sout_duplicate_t sout_duplicate_t;
340 typedef struct sout_transcode_t sout_transcode_t;
341 typedef struct sout_chain_t sout_chain_t;
342 typedef struct streaming_profile_t streaming_profile_t;
343 typedef struct sout_module_t sout_module_t;
344 typedef struct sout_gui_descr_t sout_gui_descr_t;
347 typedef struct decoder_t decoder_t;
348 typedef struct decoder_sys_t decoder_sys_t;
351 typedef struct encoder_t encoder_t;
352 typedef struct encoder_sys_t encoder_sys_t;
355 typedef struct filter_t filter_t;
356 typedef struct filter_sys_t filter_sys_t;
359 typedef struct network_socket_t network_socket_t;
360 typedef struct virtual_socket_t v_socket_t;
361 typedef struct sockaddr sockaddr;
362 typedef struct addrinfo addrinfo;
363 typedef struct vlc_acl_t vlc_acl_t;
366 typedef struct iso639_lang_t iso639_lang_t;
367 typedef struct device_t device_t;
368 typedef struct device_probe_t device_probe_t;
369 typedef struct probe_sys_t probe_sys_t;
370 typedef struct localized_string_t localized_string_t;
371 typedef struct i18n_string_t i18n_string_t;
374 typedef struct block_t block_t;
375 typedef struct block_fifo_t block_fifo_t;
378 typedef struct httpd_t httpd_t;
379 typedef struct httpd_host_t httpd_host_t;
380 typedef struct httpd_url_t httpd_url_t;
381 typedef struct httpd_client_t httpd_client_t;
382 typedef struct httpd_callback_sys_t httpd_callback_sys_t;
383 typedef struct httpd_message_t httpd_message_t;
384 typedef int (*httpd_callback_t)( httpd_callback_sys_t *, httpd_client_t *, httpd_message_t *answer, httpd_message_t *query );
385 typedef struct httpd_file_t httpd_file_t;
386 typedef struct httpd_file_sys_t httpd_file_sys_t;
387 typedef int (*httpd_file_callback_t)( httpd_file_sys_t *, httpd_file_t *, uint8_t *psz_request, uint8_t **pp_data, int *pi_data );
388 typedef struct httpd_handler_t httpd_handler_t;
389 typedef struct httpd_handler_sys_t httpd_handler_sys_t;
390 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 );
391 typedef struct httpd_redirect_t httpd_redirect_t;
392 typedef struct httpd_stream_t httpd_stream_t;
395 typedef struct tls_t tls_t;
396 typedef struct tls_server_t tls_server_t;
397 typedef struct tls_session_t tls_session_t;
400 typedef struct md5_s md5_t;
403 typedef struct xml_t xml_t;
404 typedef struct xml_sys_t xml_sys_t;
405 typedef struct xml_reader_t xml_reader_t;
406 typedef struct xml_reader_sys_t xml_reader_sys_t;
409 typedef struct vod_t vod_t;
410 typedef struct vod_sys_t vod_sys_t;
411 typedef struct vod_media_t vod_media_t;
414 typedef struct opengl_t opengl_t;
415 typedef struct opengl_sys_t opengl_sys_t;
418 typedef struct osd_menu_t osd_menu_t;
419 typedef struct osd_state_t osd_state_t;
420 typedef struct osd_event_t osd_event_t;
421 typedef struct osd_button_t osd_button_t;
422 typedef struct osd_menu_state_t osd_menu_state_t;
425 typedef struct vlm_t vlm_t;
426 typedef struct vlm_message_t vlm_message_t;
427 typedef struct vlm_media_t vlm_media_t;
428 typedef struct vlm_schedule_t vlm_schedule_t;
431 typedef struct vlc_meta_t vlc_meta_t;
434 typedef struct counter_t counter_t;
435 typedef struct counter_sample_t counter_sample_t;
436 typedef struct stats_handler_t stats_handler_t;
437 typedef struct input_stats_t input_stats_t;
438 typedef struct global_stats_t global_stats_t;
441 typedef struct update_t update_t;
442 typedef struct update_iterator_t update_iterator_t;
444 /*****************************************************************************
446 *****************************************************************************/
447 typedef int ( * vlc_callback_t ) ( vlc_object_t *, /* variable's object */
448 char const *, /* variable name */
449 vlc_value_t, /* old value */
450 vlc_value_t, /* new value */
451 void * ); /* callback data */
453 /*****************************************************************************
455 *****************************************************************************/
456 #if !defined (__PLUGIN__) || defined (HAVE_SHARED_LIBVLC)
458 # define VLC_EXPORT( type, name, args ) extern "C" type name args
460 # define VLC_EXPORT( type, name, args ) type name args
463 # define VLC_EXPORT( type, name, args ) struct _u_n_u_s_e_d_
464 extern module_symbols_t* p_symbols;
467 /*****************************************************************************
468 * OS-specific headers and thread types
469 *****************************************************************************/
470 #if defined( WIN32 ) || defined( UNDER_CE )
471 # define WIN32_LEAN_AND_MEAN
472 # include <windows.h>
473 # if defined( UNDER_CE )
476 # define IS_WINNT ( GetVersion() < 0x80000000 )
480 #include "vlc_threads.h"
482 /*****************************************************************************
483 * Common structure members
484 *****************************************************************************/
486 /* VLC_COMMON_MEMBERS : members common to all basic vlc objects */
487 #define VLC_COMMON_MEMBERS \
488 /** \name VLC_COMMON_MEMBERS \
489 * these members are common for all vlc objects \
494 const char *psz_object_type; \
495 char *psz_object_name; \
497 /* Messages header */ \
501 /* Thread properties, if any */ \
502 vlc_bool_t b_thread; \
503 vlc_thread_t thread_id; \
505 /* Object access lock */ \
506 vlc_mutex_t object_lock; \
507 vlc_cond_t object_wait; \
509 /* Object properties */ \
510 volatile vlc_bool_t b_error; /**< set by the object */ \
511 volatile vlc_bool_t b_die; /**< set by the outside */ \
512 volatile vlc_bool_t b_dead; /**< set by the object */ \
513 volatile vlc_bool_t b_attached; /**< set by the object */ \
514 vlc_bool_t b_force; /**< set by the outside (eg. module_Need()) */ \
516 /* Object variables */ \
517 vlc_mutex_t var_lock; \
519 variable_t * p_vars; \
521 /* Stuff related to the libvlc structure */ \
522 libvlc_t * p_libvlc; /**< root of all evil */ \
523 vlc_t * p_vlc; /**< (root of all evil) - 1 */ \
525 volatile int i_refcount; /**< usage count */ \
526 vlc_object_t * p_parent; /**< our parent */ \
527 vlc_object_t ** pp_children; /**< our children */ \
528 volatile int i_children; \
533 /** Just a reminder so that people don't cast garbage */ \
534 int be_sure_to_add_VLC_COMMON_MEMBERS_to_struct; \
537 /* VLC_OBJECT: attempt at doing a clever cast */
538 #define VLC_OBJECT( x ) \
539 ((vlc_object_t *)(x))+0*(x)->be_sure_to_add_VLC_COMMON_MEMBERS_to_struct
541 #define VLC_GC_MEMBERS \
542 /** \name VLC_GC_MEMBERS \
543 * these members are common to all objects that wish to be garbage-collected \
547 void (*pf_destructor) ( gc_object_t * ); \
548 void *p_destructor_arg; \
556 static inline void __vlc_gc_incref( gc_object_t * p_gc )
558 p_gc->i_gc_refcount ++;
561 static inline void __vlc_gc_decref( gc_object_t *p_gc )
563 p_gc->i_gc_refcount -- ;
565 if( p_gc->i_gc_refcount == 0 )
567 p_gc->pf_destructor( p_gc );
568 /* Do not use the p_gc pointer from now on ! */
572 #define vlc_gc_incref( a ) __vlc_gc_incref( (gc_object_t *)a )
573 #define vlc_gc_decref( a ) __vlc_gc_decref( (gc_object_t *)a )
574 #define vlc_gc_init( a,b,c ) { ((gc_object_t *)a)->i_gc_refcount = 0; \
575 ((gc_object_t *)a)->pf_destructor = b; \
576 ((gc_object_t *)a)->p_destructor_arg = c; }
579 /*****************************************************************************
580 * Macros and inline functions
581 *****************************************************************************/
582 #ifdef NTOHL_IN_SYS_PARAM_H
583 # include <sys/param.h>
585 #elif !defined(WIN32) && !defined( UNDER_CE )
586 # include <netinet/in.h>
588 #endif /* NTOHL_IN_SYS_PARAM_H || WIN32 */
590 /* CEIL: division with round to nearest greater integer */
591 #define CEIL(n, d) ( ((n) / (d)) + ( ((n) % (d)) ? 1 : 0) )
593 /* PAD: PAD(n, d) = CEIL(n ,d) * d */
594 #define PAD(n, d) ( ((n) % (d)) ? ((((n) / (d)) + 1) * (d)) : (n) )
596 /* __MAX and __MIN: self explanatory */
598 # define __MAX(a, b) ( ((a) > (b)) ? (a) : (b) )
601 # define __MIN(a, b) ( ((a) < (b)) ? (a) : (b) )
604 static int64_t GCD( int64_t a, int64_t b )
606 if( b ) return GCD( b, a % b );
610 /* Malloc with automatic error */
611 #define MALLOC_VOID( var, type ) { var = (type*)malloc( sizeof( type) ); \
613 #define MALLOC_NULL( var, type ) { var = (type*)malloc( sizeof( type) ); \
614 if( !var ) return NULL; }
615 #define MALLOC_ERR( var, type ) { var = (type*)malloc( sizeof( type) ); \
616 if( !var ) return VLC_ENOMEM; }
617 #define MALLOC_GOTOERR( var, type ) { var = (type*)malloc( sizeof( type) ); \
618 if( !var ) goto error; }
619 #define DECMALLOC_VOID( var, type ) type* var = (type*)malloc( sizeof(type) );\
621 #define DECMALLOC_ERR( var, type ) type* var = (type*)malloc( sizeof(type) );\
622 if( !var ) return VLC_ENOMEM;
623 #define DECMALLOC_NULL( var, type ) type* var = (type*)malloc( sizeof(type) );\
624 if( !var ) return NULL;
626 #define FREENULL(a) if( a ) { free( a ); a = NULL; }
627 #define FREE(a) if( a ) { free( a ); }
629 /* Dynamic array handling: realloc array, move data, increment position */
630 #if defined( _MSC_VER ) && _MSC_VER < 1300 && !defined( UNDER_CE )
631 # define VLCCVP (void**) /* Work-around for broken compiler */
635 #define INSERT_ELEM( p_ar, i_oldsize, i_pos, elem ) \
638 if( !i_oldsize ) (p_ar) = NULL; \
639 (p_ar) = VLCCVP realloc( p_ar, ((i_oldsize) + 1) * sizeof(*(p_ar)) ); \
640 if( (i_oldsize) - (i_pos) ) \
642 memmove( (p_ar) + (i_pos) + 1, (p_ar) + (i_pos), \
643 ((i_oldsize) - (i_pos)) * sizeof( *(p_ar) ) ); \
645 (p_ar)[i_pos] = elem; \
650 #define REMOVE_ELEM( p_ar, i_oldsize, i_pos ) \
653 if( (i_oldsize) - (i_pos) - 1 ) \
655 memmove( (p_ar) + (i_pos), \
656 (p_ar) + (i_pos) + 1, \
657 ((i_oldsize) - (i_pos) - 1) * sizeof( *(p_ar) ) ); \
659 if( i_oldsize > 1 ) \
661 (p_ar) = realloc( p_ar, ((i_oldsize) - 1) * sizeof( *(p_ar) ) ); \
673 #define TAB_APPEND( count, tab, p ) \
676 (tab) = realloc( tab, sizeof( void ** ) * ( (count) + 1 ) ); \
680 (tab) = malloc( sizeof( void ** ) ); \
682 (tab)[count] = (p); \
685 #define TAB_FIND( count, tab, p, index ) \
689 for( _i_ = 0; _i_ < (count); _i_++ ) \
691 if( (tab)[_i_] == (p) ) \
699 #define TAB_REMOVE( count, tab, p ) \
702 TAB_FIND( count, tab, p, _i_index_ ); \
703 if( _i_index_ >= 0 ) \
707 memmove( ((void**)(tab) + _i_index_), \
708 ((void**)(tab) + _i_index_+1), \
709 ( (count) - _i_index_ - 1 ) * sizeof( void* ) );\
720 /* Hash tables handling */
721 struct hashtable_entry_t
729 VLC_EXPORT( void, vlc_HashInsert, (hashtable_entry_t **, int *, int, const char *, void *));
730 VLC_EXPORT( void*, vlc_HashRetrieve, (hashtable_entry_t*, int, int, const char *) );
731 VLC_EXPORT( int, vlc_HashLookup, (hashtable_entry_t *, int, int, const char *) );
734 /* MSB (big endian)/LSB (little endian) conversions - network order is always
735 * MSB, and should be used for both network communications and files. Note that
736 * byte orders other than little and big endians are not supported, but only
737 * the VAX seems to have such exotic properties. */
738 static inline uint16_t U16_AT( void const * _p )
740 uint8_t * p = (uint8_t *)_p;
741 return ( ((uint16_t)p[0] << 8) | p[1] );
743 static inline uint32_t U32_AT( void const * _p )
745 uint8_t * p = (uint8_t *)_p;
746 return ( ((uint32_t)p[0] << 24) | ((uint32_t)p[1] << 16)
747 | ((uint32_t)p[2] << 8) | p[3] );
749 static inline uint64_t U64_AT( void const * _p )
751 uint8_t * p = (uint8_t *)_p;
752 return ( ((uint64_t)p[0] << 56) | ((uint64_t)p[1] << 48)
753 | ((uint64_t)p[2] << 40) | ((uint64_t)p[3] << 32)
754 | ((uint64_t)p[4] << 24) | ((uint64_t)p[5] << 16)
755 | ((uint64_t)p[6] << 8) | p[7] );
758 static inline uint16_t GetWLE( void const * _p )
760 uint8_t * p = (uint8_t *)_p;
761 return ( ((uint16_t)p[1] << 8) | p[0] );
763 static inline uint32_t GetDWLE( void const * _p )
765 uint8_t * p = (uint8_t *)_p;
766 return ( ((uint32_t)p[3] << 24) | ((uint32_t)p[2] << 16)
767 | ((uint32_t)p[1] << 8) | p[0] );
769 static inline uint64_t GetQWLE( void const * _p )
771 uint8_t * p = (uint8_t *)_p;
772 return ( ((uint64_t)p[7] << 56) | ((uint64_t)p[6] << 48)
773 | ((uint64_t)p[5] << 40) | ((uint64_t)p[4] << 32)
774 | ((uint64_t)p[3] << 24) | ((uint64_t)p[2] << 16)
775 | ((uint64_t)p[1] << 8) | p[0] );
778 #define GetWBE( p ) U16_AT( p )
779 #define GetDWBE( p ) U32_AT( p )
780 #define GetQWBE( p ) U64_AT( p )
782 /* Helper writer functions */
783 #define SetWLE( p, v ) _SetWLE( (uint8_t*)p, v)
784 static inline void _SetWLE( uint8_t *p, uint16_t i_dw )
786 p[1] = ( i_dw >> 8 )&0xff;
787 p[0] = ( i_dw )&0xff;
790 #define SetDWLE( p, v ) _SetDWLE( (uint8_t*)p, v)
791 static inline void _SetDWLE( uint8_t *p, uint32_t i_dw )
793 p[3] = ( i_dw >> 24 )&0xff;
794 p[2] = ( i_dw >> 16 )&0xff;
795 p[1] = ( i_dw >> 8 )&0xff;
796 p[0] = ( i_dw )&0xff;
798 #define SetQWLE( p, v ) _SetQWLE( (uint8_t*)p, v)
799 static inline void _SetQWLE( uint8_t *p, uint64_t i_qw )
801 SetDWLE( p, i_qw&0xffffffff );
802 SetDWLE( p+4, ( i_qw >> 32)&0xffffffff );
804 #define SetWBE( p, v ) _SetWBE( (uint8_t*)p, v)
805 static inline void _SetWBE( uint8_t *p, uint16_t i_dw )
807 p[0] = ( i_dw >> 8 )&0xff;
808 p[1] = ( i_dw )&0xff;
811 #define SetDWBE( p, v ) _SetDWBE( (uint8_t*)p, v)
812 static inline void _SetDWBE( uint8_t *p, uint32_t i_dw )
814 p[0] = ( i_dw >> 24 )&0xff;
815 p[1] = ( i_dw >> 16 )&0xff;
816 p[2] = ( i_dw >> 8 )&0xff;
817 p[3] = ( i_dw )&0xff;
819 #define SetQWBE( p, v ) _SetQWBE( (uint8_t*)p, v)
820 static inline void _SetQWBE( uint8_t *p, uint64_t i_qw )
822 SetDWBE( p+4, i_qw&0xffffffff );
823 SetDWBE( p, ( i_qw >> 32)&0xffffffff );
827 # define hton16(i) ( i )
828 # define hton32(i) ( i )
829 # define hton64(i) ( i )
830 # define ntoh16(i) ( i )
831 # define ntoh32(i) ( i )
832 # define ntoh64(i) ( i )
834 # define hton16(i) U16_AT(&i)
835 # define hton32(i) U32_AT(&i)
836 # define hton64(i) U64_AT(&i)
837 # define ntoh16(i) U16_AT(&i)
838 # define ntoh32(i) U32_AT(&i)
839 # define ntoh64(i) U64_AT(&i)
842 /* Format string sanity checks */
843 #ifdef HAVE_ATTRIBUTE_FORMAT
844 # define ATTRIBUTE_FORMAT(x,y) __attribute__ ((format(printf,x,y)))
846 # define ATTRIBUTE_FORMAT(x,y)
849 /* Alignment of critical static data structures */
850 #ifdef ATTRIBUTE_ALIGNED_MAX
851 # define ATTR_ALIGN(align) __attribute__ ((__aligned__ ((ATTRIBUTE_ALIGNED_MAX < align) ? ATTRIBUTE_ALIGNED_MAX : align)))
853 # define ATTR_ALIGN(align)
856 /* Alignment of critical dynamic data structure
858 * Not all platforms support memalign so we provide a vlc_memalign wrapper
859 * void *vlc_memalign( size_t align, size_t size, void **pp_orig )
860 * *pp_orig is the pointer that has to be freed afterwards.
863 #ifdef HAVE_POSIX_MEMALIGN
864 # define vlc_memalign(align,size,pp_orig) \
865 ( !posix_memalign( pp_orig, align, size ) ? *(pp_orig) : NULL )
869 /* Some systems have memalign() but no declaration for it */
870 void * memalign( size_t align, size_t size );
872 # define vlc_memalign(pp_orig,align,size) \
873 ( *(pp_orig) = memalign( align, size ) )
875 #else /* We don't have any choice but to align manually */
876 # define vlc_memalign(pp_orig,align,size) \
877 (( *(pp_orig) = malloc( size + align - 1 )) \
878 ? (void *)( (((unsigned long)*(pp_orig)) + (unsigned long)(align-1) ) \
879 & (~(unsigned long)(align-1)) ) \
884 /* Stuff defined in src/extras/libc.c */
886 # define strdup vlc_strdup
887 VLC_EXPORT( char *, vlc_strdup, ( const char *s ) );
888 #elif !defined(__PLUGIN__)
889 # define vlc_strdup NULL
892 #if !defined(HAVE_VASPRINTF) || defined(__APPLE__) || defined(SYS_BEOS)
893 # define vasprintf vlc_vasprintf
894 VLC_EXPORT( int, vlc_vasprintf, (char **, const char *, va_list ) );
895 #elif !defined(__PLUGIN__)
896 # define vlc_vasprintf NULL
899 #if !defined(HAVE_ASPRINTF) || defined(__APPLE__) || defined(SYS_BEOS)
900 # define asprintf vlc_asprintf
901 VLC_EXPORT( int, vlc_asprintf, (char **, const char *, ... ) );
902 #elif !defined(__PLUGIN__)
903 # define vlc_asprintf NULL
907 # if defined(STRNDUP_IN_GNOME_H) && \
908 (defined(MODULE_NAME_IS_gnome)||defined(MODULE_NAME_IS_gnome_main)||\
909 defined(MODULE_NAME_IS_gnome2)||defined(MODULE_NAME_IS_gnome2_main))
910 /* Do nothing: gnome.h defines strndup for us */
912 # define strndup vlc_strndup
913 VLC_EXPORT( char *, vlc_strndup, ( const char *s, size_t n ) );
915 #elif !defined(__PLUGIN__)
916 # define vlc_strndup NULL
920 # define strlcpy vlc_strlcpy
921 VLC_EXPORT( size_t, vlc_strlcpy, ( char *, const char *, size_t ) );
922 #elif !defined(__PLUGIN__)
923 # define vlc_strlcpy NULL
927 # define atof vlc_atof
928 VLC_EXPORT( double, vlc_atof, ( const char *nptr ) );
929 #elif !defined(__PLUGIN__)
930 # define vlc_atof NULL
935 # define strtof strtod
940 # define atoll vlc_atoll
941 VLC_EXPORT( int64_t, vlc_atoll, ( const char *nptr ) );
942 #elif !defined(__PLUGIN__)
943 # define vlc_atoll NULL
947 # define strtoll vlc_strtoll
948 VLC_EXPORT( int64_t, vlc_strtoll, ( const char *nptr, char **endptr, int base ) );
949 #elif !defined(__PLUGIN__)
950 # define vlc_strtoll NULL
953 #if defined(SYS_BEOS)
955 long long quot; /* Quotient. */
956 long long rem; /* Remainder. */
958 # define lldiv vlc_lldiv
959 VLC_EXPORT( lldiv_t, vlc_lldiv, ( long long numer, long long denom ) );
960 #elif !defined(__PLUGIN__)
961 # define vlc_lldiv NULL
965 # define scandir vlc_scandir
966 # define alphasort vlc_alphasort
968 VLC_EXPORT( int, vlc_scandir, ( const char *name, struct dirent ***namelist, int (*filter) ( const struct dirent * ), int (*compar) ( const struct dirent **, const struct dirent ** ) ) );
969 VLC_EXPORT( int, vlc_alphasort, ( const struct dirent **a, const struct dirent **b ) );
970 #elif !defined(__PLUGIN__)
971 # define vlc_scandir NULL
972 # define vlc_alphasort NULL
976 # define getenv vlc_getenv
977 VLC_EXPORT( char *, vlc_getenv, ( const char *name ) );
978 #elif !defined(__PLUGIN__)
979 # define vlc_getenv NULL
982 #ifndef HAVE_STRCASECMP
983 # ifndef HAVE_STRICMP
984 # define strcasecmp vlc_strcasecmp
985 VLC_EXPORT( int, vlc_strcasecmp, ( const char *s1, const char *s2 ) );
987 # define strcasecmp stricmp
988 # if !defined(__PLUGIN__)
989 # define vlc_strcasecmp NULL
992 #elif !defined(__PLUGIN__)
993 # define vlc_strcasecmp NULL
996 #ifndef HAVE_STRNCASECMP
997 # ifndef HAVE_STRNICMP
998 # define strncasecmp vlc_strncasecmp
999 VLC_EXPORT( int, vlc_strncasecmp, ( const char *s1, const char *s2, size_t n ) );
1001 # define strncasecmp strnicmp
1002 # if !defined(__PLUGIN__)
1003 # define vlc_strncasecmp NULL
1006 #elif !defined(__PLUGIN__)
1007 # define vlc_strncasecmp NULL
1010 #ifndef HAVE_STRCASESTR
1011 # ifndef HAVE_STRISTR
1012 # define strcasestr vlc_strcasestr
1013 VLC_EXPORT( char *, vlc_strcasestr, ( const char *s1, const char *s2 ) );
1015 # define strcasestr stristr
1016 # if !defined(__PLUGIN__)
1017 # define vlc_strcasestr NULL
1020 #elif !defined(__PLUGIN__)
1021 # define vlc_strcasestr NULL
1024 #ifndef HAVE_DIRENT_H
1026 # ifndef FILENAME_MAX
1027 # define FILENAME_MAX (260)
1031 long d_ino; /* Always zero. */
1032 unsigned short d_reclen; /* Always zero. */
1033 unsigned short d_namlen; /* Length of name in d_name. */
1034 char d_name[FILENAME_MAX]; /* File name. */
1036 # define opendir vlc_opendir
1037 # define readdir vlc_readdir
1038 # define closedir vlc_closedir
1039 VLC_EXPORT( void *, vlc_opendir, ( const char * ) );
1040 VLC_EXPORT( void *, vlc_readdir, ( void * ) );
1041 VLC_EXPORT( int, vlc_closedir, ( void * ) );
1043 struct dirent; /* forward declaration for vlc_symbols.h */
1044 # if !defined(__PLUGIN__)
1045 # define vlc_opendir NULL
1046 # define vlc_readdir NULL
1047 # define vlc_closedir NULL
1051 VLC_EXPORT( void *, vlc_opendir_wrapper, ( const char * ) );
1052 VLC_EXPORT( struct dirent *, vlc_readdir_wrapper, ( void * ) );
1053 VLC_EXPORT( int, vlc_closedir_wrapper, ( void * ) );
1055 /* Format type specifiers for 64 bits numbers */
1056 #if defined(__CYGWIN32__) || (!defined(WIN32) && !defined(UNDER_CE))
1057 # if defined(__WORDSIZE) && __WORDSIZE == 64
1058 # define I64Fd "%ld"
1059 # define I64Fi "%li"
1060 # define I64Fo "%lo"
1061 # define I64Fu "%lu"
1062 # define I64Fx "%lx"
1063 # define I64FX "%lX"
1065 # define I64Fd "%lld"
1066 # define I64Fi "%lli"
1067 # define I64Fo "%llo"
1068 # define I64Fu "%llu"
1069 # define I64Fx "%llx"
1070 # define I64FX "%llX"
1073 # define I64Fd "%I64d"
1074 # define I64Fi "%I64i"
1075 # define I64Fo "%I64o"
1076 # define I64Fu "%I64u"
1077 # define I64Fx "%I64x"
1078 # define I64FX "%I64X"
1079 #endif /* defined(WIN32)||defined(UNDER_CE) */
1081 /* 64 bits integer constant suffix */
1082 #if defined( __MINGW32__ ) || (!defined(WIN32) && !defined(UNDER_CE))
1083 # if defined(__WORDSIZE) && __WORDSIZE == 64
1084 # define I64C(x) x##L
1085 # define UI64C(x) x##UL
1087 # define I64C(x) x##LL
1088 # define UI64C(x) x##ULL
1091 # define I64C(x) x##i64
1092 # define UI64C(x) x##ui64
1093 #endif /* defined(WIN32)||defined(UNDER_CE) */
1095 #if defined(WIN32) || defined(UNDER_CE)
1096 /* win32, cl and icl support */
1097 # if defined( _MSC_VER ) || !defined( __MINGW32__ )
1098 # define __attribute__(x)
1099 # define __inline__ __inline
1100 # define S_IFBLK 0x3000 /* Block */
1101 # define S_ISBLK(m) (0)
1102 # define S_ISCHR(m) (0)
1103 # define S_ISFIFO(m) (((m)&_S_IFMT) == _S_IFIFO)
1104 # define S_ISREG(m) (((m)&_S_IFMT) == _S_IFREG)
1107 /* several type definitions */
1108 # if defined( __MINGW32__ )
1109 # if !defined( _OFF_T_ )
1110 typedef long long _off_t;
1111 typedef _off_t off_t;
1117 # define off_t long long
1121 # if defined( _MSC_VER ) && !defined( __WXMSW__ )
1122 # if !defined( _OFF_T_DEFINED )
1123 typedef __int64 off_t;
1124 # define _OFF_T_DEFINED
1126 /* for wx compatibility typedef long off_t; */
1127 # define off_t __int64
1131 # if defined( __BORLANDC__ )
1133 # define off_t unsigned __int64
1137 # define O_NONBLOCK 0
1141 # define alloca _alloca
1144 /* These two are not defined in mingw32 (bug?) */
1146 # define snprintf _snprintf
1149 # define vsnprintf _vsnprintf
1155 VLC_EXPORT( vlc_bool_t, vlc_ureduce, ( unsigned *, unsigned *, uint64_t, uint64_t, uint64_t ) );
1156 VLC_EXPORT( char **, vlc_parse_cmdline, ( const char *, int * ) );
1158 /* vlc_wraptext (defined in src/extras/libc.c) */
1159 #define wraptext vlc_wraptext
1160 VLC_EXPORT( char *, vlc_wraptext, ( const char *, int ) );
1162 /* iconv wrappers (defined in src/extras/libc.c) */
1163 typedef void *vlc_iconv_t;
1164 VLC_EXPORT( vlc_iconv_t, vlc_iconv_open, ( const char *, const char * ) );
1165 VLC_EXPORT( size_t, vlc_iconv, ( vlc_iconv_t, const char **, size_t *, char **, size_t * ) );
1166 VLC_EXPORT( int, vlc_iconv_close, ( vlc_iconv_t ) );
1168 /* execve wrapper (defined in src/extras/libc.c) */
1169 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 ) );
1170 #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)
1172 /*****************************************************************************
1174 *****************************************************************************/
1175 #define CPU_CAPABILITY_NONE 0
1176 #define CPU_CAPABILITY_486 (1<<0)
1177 #define CPU_CAPABILITY_586 (1<<1)
1178 #define CPU_CAPABILITY_PPRO (1<<2)
1179 #define CPU_CAPABILITY_MMX (1<<3)
1180 #define CPU_CAPABILITY_3DNOW (1<<4)
1181 #define CPU_CAPABILITY_MMXEXT (1<<5)
1182 #define CPU_CAPABILITY_SSE (1<<6)
1183 #define CPU_CAPABILITY_SSE2 (1<<7)
1184 #define CPU_CAPABILITY_ALTIVEC (1<<16)
1185 #define CPU_CAPABILITY_FPU (1<<31)
1187 /*****************************************************************************
1189 *****************************************************************************/
1190 #if defined (WIN32) || !defined (HAVE_SHARED_LIBVLC)
1191 VLC_EXPORT( char *, vlc_dgettext, ( const char *package, const char *msgid ) );
1194 #if defined( ENABLE_NLS ) && \
1195 (defined(MODULE_NAME_IS_gnome)||defined(MODULE_NAME_IS_gnome_main)||\
1196 defined(MODULE_NAME_IS_gnome2)||defined(MODULE_NAME_IS_gnome2_main)||\
1197 defined(MODULE_NAME_IS_pda))
1198 /* Declare nothing: gnome.h will do it for us */
1199 #elif defined( ENABLE_NLS )
1200 # if defined( HAVE_INCLUDED_GETTEXT )
1201 # include "libintl.h"
1203 # include <libintl.h>
1206 # if defined (WIN32) || !defined (HAVE_SHARED_LIBVLC)
1207 # define _(String) vlc_dgettext (PACKAGE_NAME, String)
1209 # define _(String) dgettext(PACKAGE_NAME, String)
1211 # define N_(String) ((char*)(String))
1213 # define _(String) ((char*)(String))
1214 # define N_(String) ((char*)(String))
1217 /*****************************************************************************
1219 *****************************************************************************/
1220 VLC_EXPORT( const char *, VLC_Version, ( void ) );
1221 VLC_EXPORT( const char *, VLC_CompileBy, ( void ) );
1222 VLC_EXPORT( const char *, VLC_CompileHost, ( void ) );
1223 VLC_EXPORT( const char *, VLC_CompileDomain, ( void ) );
1224 VLC_EXPORT( const char *, VLC_Compiler, ( void ) );
1225 VLC_EXPORT( const char *, VLC_Error, ( int ) );
1227 /*****************************************************************************
1228 * Additional vlc stuff
1229 *****************************************************************************/
1230 #ifndef HAVE_SHARED_LIBVLC
1231 VLC_EXPORT( const char *, VLC_Changeset, ( void ) );
1232 # include "vlc_symbols.h"
1234 # define VLC_Changeset( ) ("exported")
1236 #include "os_specific.h"
1237 #include "vlc_messages.h"
1238 #include "variables.h"
1239 #include "vlc_objects.h"
1240 #include "vlc_threads_funcs.h"
1242 #include "modules.h"
1244 #include "configuration.h"
1246 #if defined( __BORLANDC__ )