1 /*****************************************************************************
2 * common.h: common definitions
3 * Collection of useful common types and macros definitions
4 *****************************************************************************
5 * Copyright (C) 1998-2005 the VideoLAN team
8 * Authors: Samuel Hocevar <sam@via.ecp.fr>
9 * Vincent Seguin <seguin@via.ecp.fr>
10 * Gildas Bazin <gbazin@videolan.org>
12 * This program is free software; you can redistribute it and/or modify
13 * it under the terms of the GNU General Public License as published by
14 * the Free Software Foundation; either version 2 of the License, or
15 * (at your option) any later version.
17 * This program is distributed in the hope that it will be useful,
18 * but WITHOUT ANY WARRANTY; without even the implied warranty of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 * GNU General Public License for more details.
22 * You should have received a copy of the GNU General Public License
23 * along with this program; if not, write to the Free Software
24 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
25 *****************************************************************************/
29 * This file is a collection of common definitions and types
33 # define VLC_COMMON_H 1
35 /*****************************************************************************
36 * Required vlc headers
37 *****************************************************************************/
38 #if defined( _MSC_VER )
39 # pragma warning( disable : 4244 )
42 #include "vlc_config.h"
44 /*****************************************************************************
45 * Required system headers
46 *****************************************************************************/
58 /* Format string sanity checks */
60 # define LIBVLC_FORMAT(x,y) __attribute__ ((format(printf,x,y)))
61 # define LIBVLC_USED __attribute__ ((warn_unused_result))
63 # define LIBVLC_FORMAT(x,y)
67 /*****************************************************************************
68 * Basic types definitions
69 *****************************************************************************/
70 #if defined( WIN32 ) || defined( UNDER_CE )
73 # define PATH_MAX MAX_PATH
77 /* Counter for statistics and profiling */
78 typedef unsigned long count_t;
81 typedef uint16_t audio_volume_t;
84 * High precision date or time interval
86 * Store a high precision date or time interval. The maximum precision is the
87 * microsecond, and a 64 bits integer is used to avoid overflows (maximum
88 * time interval is then 292271 years, which should be long enough for any
89 * video). Dates are stored as microseconds since a common date (usually the
90 * epoch). Note that date and time intervals can be manipulated using regular
91 * arithmetic operators, and that no special functions are required.
93 typedef int64_t mtime_t;
96 * The vlc_fourcc_t type.
98 * See http://www.webartz.com/fourcc/ for a very detailed list.
100 typedef uint32_t vlc_fourcc_t;
102 #ifdef WORDS_BIGENDIAN
103 # define VLC_FOURCC( a, b, c, d ) \
104 ( ((uint32_t)d) | ( ((uint32_t)c) << 8 ) \
105 | ( ((uint32_t)b) << 16 ) | ( ((uint32_t)a) << 24 ) )
106 # define VLC_TWOCC( a, b ) \
107 ( (uint16_t)(b) | ( (uint16_t)(a) << 8 ) )
110 # define VLC_FOURCC( a, b, c, d ) \
111 ( ((uint32_t)a) | ( ((uint32_t)b) << 8 ) \
112 | ( ((uint32_t)c) << 16 ) | ( ((uint32_t)d) << 24 ) )
113 # define VLC_TWOCC( a, b ) \
114 ( (uint16_t)(a) | ( (uint16_t)(b) << 8 ) )
119 * Translate a vlc_fourcc into its string representation. This function
120 * assumes there is enough room in psz_fourcc to store 4 characters in.
122 * \param fcc a vlc_fourcc_t
123 * \param psz_fourcc string to store string representation of vlc_fourcc in
125 static inline void __vlc_fourcc_to_char( vlc_fourcc_t fcc, char *psz_fourcc )
127 memcpy( psz_fourcc, &fcc, 4 );
130 #define vlc_fourcc_to_char( a, b ) \
131 __vlc_fourcc_to_char( (vlc_fourcc_t)(a), (char *)(b) )
133 /*****************************************************************************
134 * Classes declaration
135 *****************************************************************************/
138 typedef struct vlc_list_t vlc_list_t;
139 typedef struct vlc_object_t vlc_object_t;
140 typedef struct libvlc_int_t libvlc_int_t;
141 typedef struct variable_t variable_t;
142 typedef struct date_t date_t;
143 typedef struct dict_entry_t dict_entry_t;
144 typedef struct dict_t dict_t;
145 typedef struct gc_object_t gc_object_t ;
148 typedef struct msg_subscription_t msg_subscription_t;
157 PLAYLIST_PLAY, /**< No arg. res=can fail*/
158 PLAYLIST_VIEWPLAY, /**< arg1= playlist_item_t*,*/
159 /** arg2 = playlist_item_t* , res=can fail */
160 PLAYLIST_PAUSE, /**< No arg res=can fail*/
161 PLAYLIST_STOP, /**< No arg res=can fail*/
162 PLAYLIST_SKIP, /**< arg1=int, res=can fail*/
163 } playlist_command_t;
166 typedef struct playlist_t playlist_t;
167 typedef struct playlist_item_t playlist_item_t;
168 typedef struct playlist_view_t playlist_view_t;
169 typedef struct playlist_export_t playlist_export_t;
170 typedef struct services_discovery_t services_discovery_t;
171 typedef struct services_discovery_sys_t services_discovery_sys_t;
172 typedef struct playlist_add_t playlist_add_t;
173 typedef struct playlist_preparse_t playlist_preparse_t;
174 typedef struct playlist_fetcher_t playlist_fetcher_t;
177 typedef struct module_bank_t module_bank_t;
178 typedef struct module_t module_t;
179 typedef struct module_config_t module_config_t;
180 typedef struct module_symbols_t module_symbols_t;
181 typedef struct module_cache_t module_cache_t;
183 typedef struct config_category_t config_category_t;
186 typedef struct intf_thread_t intf_thread_t;
187 typedef struct intf_sys_t intf_sys_t;
188 typedef struct intf_console_t intf_console_t;
189 typedef struct intf_msg_t intf_msg_t;
190 typedef struct interaction_t interaction_t;
191 typedef struct interaction_dialog_t interaction_dialog_t;
192 typedef struct user_widget_t user_widget_t;
195 typedef struct input_thread_t input_thread_t;
196 typedef struct input_thread_sys_t input_thread_sys_t;
197 typedef struct input_item_t input_item_t;
198 typedef struct access_t access_t;
199 typedef struct access_sys_t access_sys_t;
200 typedef struct stream_t stream_t;
201 typedef struct stream_sys_t stream_sys_t;
202 typedef struct demux_t demux_t;
203 typedef struct demux_meta_t demux_meta_t;
204 typedef struct demux_sys_t demux_sys_t;
205 typedef struct es_out_t es_out_t;
206 typedef struct es_out_id_t es_out_id_t;
207 typedef struct es_out_sys_t es_out_sys_t;
208 typedef struct es_descriptor_t es_descriptor_t;
209 typedef struct seekpoint_t seekpoint_t;
210 typedef struct info_t info_t;
211 typedef struct info_category_t info_category_t;
212 typedef struct input_attachment_t input_attachment_t;
215 typedef struct audio_format_t audio_format_t;
216 typedef struct video_format_t video_format_t;
217 typedef struct subs_format_t subs_format_t;
218 typedef struct es_format_t es_format_t;
219 typedef struct video_palette_t video_palette_t;
222 typedef struct aout_instance_t aout_instance_t;
223 typedef struct aout_sys_t aout_sys_t;
224 typedef struct aout_fifo_t aout_fifo_t;
225 typedef struct aout_input_t aout_input_t;
226 typedef struct aout_buffer_t aout_buffer_t;
227 typedef audio_format_t audio_sample_format_t;
228 typedef struct audio_date_t audio_date_t;
229 typedef struct aout_filter_t aout_filter_t;
232 typedef struct vout_thread_t vout_thread_t;
233 typedef struct vout_sys_t vout_sys_t;
235 typedef video_format_t video_frame_format_t;
236 typedef struct picture_t picture_t;
237 typedef struct picture_sys_t picture_sys_t;
238 typedef struct picture_heap_t picture_heap_t;
241 typedef struct spu_t spu_t;
242 typedef struct subpicture_t subpicture_t;
243 typedef struct subpicture_sys_t subpicture_sys_t;
244 typedef struct subpicture_region_t subpicture_region_t;
245 typedef struct text_style_t text_style_t;
247 typedef struct image_handler_t image_handler_t;
250 typedef struct sout_instance_t sout_instance_t;
251 typedef struct sout_instance_sys_t sout_instance_sys_t;
253 typedef struct sout_input_t sout_input_t;
254 typedef struct sout_packetizer_input_t sout_packetizer_input_t;
256 typedef struct sout_access_out_t sout_access_out_t;
257 typedef struct sout_access_out_sys_t sout_access_out_sys_t;
259 typedef struct sout_mux_t sout_mux_t;
260 typedef struct sout_mux_sys_t sout_mux_sys_t;
262 typedef struct sout_stream_t sout_stream_t;
263 typedef struct sout_stream_sys_t sout_stream_sys_t;
265 typedef struct config_chain_t config_chain_t;
266 typedef struct sap_session_t sap_session_t;
267 typedef struct sap_address_t sap_address_t;
268 typedef struct session_descriptor_t session_descriptor_t;
269 typedef struct announce_method_t announce_method_t;
270 typedef struct announce_handler_t announce_handler_t;
271 typedef struct sap_handler_t sap_handler_t;
273 typedef struct sout_param_t sout_param_t;
274 typedef struct sout_pcat_t sout_pcat_t;
275 typedef struct sout_std_t sout_std_t;
276 typedef struct sout_display_t sout_display_t;
277 typedef struct sout_duplicate_t sout_duplicate_t;
278 typedef struct sout_transcode_t sout_transcode_t;
279 typedef struct sout_chain_t sout_chain_t;
280 typedef struct streaming_profile_t streaming_profile_t;
281 typedef struct sout_module_t sout_module_t;
282 typedef struct sout_gui_descr_t sout_gui_descr_t;
283 typedef struct profile_parser_t profile_parser_t;
286 typedef struct decoder_t decoder_t;
287 typedef struct decoder_sys_t decoder_sys_t;
288 typedef struct decoder_synchro_t decoder_synchro_t;
291 typedef struct encoder_t encoder_t;
292 typedef struct encoder_sys_t encoder_sys_t;
295 typedef struct filter_t filter_t;
296 typedef struct filter_sys_t filter_sys_t;
299 typedef struct network_socket_t network_socket_t;
300 typedef struct virtual_socket_t v_socket_t;
301 typedef struct sockaddr sockaddr;
302 typedef struct addrinfo addrinfo;
303 typedef struct vlc_acl_t vlc_acl_t;
304 typedef struct vlc_url_t vlc_url_t;
307 typedef struct iso639_lang_t iso639_lang_t;
308 typedef struct device_t device_t;
309 typedef struct device_probe_t device_probe_t;
310 typedef struct probe_sys_t probe_sys_t;
313 typedef struct block_t block_t;
314 typedef struct block_fifo_t block_fifo_t;
317 typedef struct httpd_t httpd_t;
318 typedef struct httpd_host_t httpd_host_t;
319 typedef struct httpd_url_t httpd_url_t;
320 typedef struct httpd_client_t httpd_client_t;
321 typedef struct httpd_callback_sys_t httpd_callback_sys_t;
322 typedef struct httpd_message_t httpd_message_t;
323 typedef int (*httpd_callback_t)( httpd_callback_sys_t *, httpd_client_t *, httpd_message_t *answer, const httpd_message_t *query );
324 typedef struct httpd_file_t httpd_file_t;
325 typedef struct httpd_file_sys_t httpd_file_sys_t;
326 typedef int (*httpd_file_callback_t)( httpd_file_sys_t *, httpd_file_t *, uint8_t *psz_request, uint8_t **pp_data, int *pi_data );
327 typedef struct httpd_handler_t httpd_handler_t;
328 typedef struct httpd_handler_sys_t httpd_handler_sys_t;
329 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 );
330 typedef struct httpd_redirect_t httpd_redirect_t;
331 typedef struct httpd_stream_t httpd_stream_t;
334 typedef struct tls_server_t tls_server_t;
335 typedef struct tls_session_t tls_session_t;
338 typedef struct md5_s md5_t;
341 typedef struct xml_t xml_t;
342 typedef struct xml_sys_t xml_sys_t;
343 typedef struct xml_reader_t xml_reader_t;
344 typedef struct xml_reader_sys_t xml_reader_sys_t;
347 typedef struct vod_t vod_t;
348 typedef struct vod_sys_t vod_sys_t;
349 typedef struct vod_media_t vod_media_t;
352 typedef struct opengl_t opengl_t;
353 typedef struct opengl_sys_t opengl_sys_t;
356 typedef struct osd_menu_t osd_menu_t;
357 typedef struct osd_state_t osd_state_t;
358 typedef struct osd_event_t osd_event_t;
359 typedef struct osd_button_t osd_button_t;
360 typedef struct osd_menu_state_t osd_menu_state_t;
363 typedef struct vlm_t vlm_t;
364 typedef struct vlm_message_t vlm_message_t;
367 typedef struct vlc_meta_t vlc_meta_t;
368 typedef struct meta_export_t meta_export_t;
371 typedef struct counter_t counter_t;
372 typedef struct counter_sample_t counter_sample_t;
373 typedef struct stats_handler_t stats_handler_t;
374 typedef struct input_stats_t input_stats_t;
375 typedef struct global_stats_t global_stats_t;
378 typedef struct update_t update_t;
379 typedef struct update_iterator_t update_iterator_t;
382 typedef struct meta_engine_t meta_engine_t;
384 /* stat/lstat/fstat */
387 # undef _STAT_DEFINED
389 #include <sys/stat.h>
392 #define stat _stati64
393 #define fstat _fstati64
396 # define fstat _fstat
398 /* You should otherwise use utf8_stat and utf8_lstat. */
404 * VLC value structure
413 vlc_object_t * p_object;
417 struct { char *psz_name; int i_object_id; } var;
419 /* Make sure the structure is at least 64bits */
420 struct { char a, b, c, d, e, f, g, h; } padding;
430 vlc_value_t * p_values;
436 * \defgroup var_type Variable types
437 * These are the different types a vlc variable can have.
440 #define VLC_VAR_VOID 0x0010
441 #define VLC_VAR_BOOL 0x0020
442 #define VLC_VAR_INTEGER 0x0030
443 #define VLC_VAR_HOTKEY 0x0031
444 #define VLC_VAR_STRING 0x0040
445 #define VLC_VAR_MODULE 0x0041
446 #define VLC_VAR_FILE 0x0042
447 #define VLC_VAR_DIRECTORY 0x0043
448 #define VLC_VAR_VARIABLE 0x0044
449 #define VLC_VAR_FLOAT 0x0050
450 #define VLC_VAR_TIME 0x0060
451 #define VLC_VAR_ADDRESS 0x0070
452 #define VLC_VAR_MUTEX 0x0080
453 #define VLC_VAR_LIST 0x0090
456 /*****************************************************************************
457 * Error values (shouldn't be exposed)
458 *****************************************************************************/
459 #define VLC_SUCCESS -0 /* No error */
460 #define VLC_ENOMEM -1 /* Not enough memory */
461 #define VLC_ETHREAD -2 /* Thread error */
462 #define VLC_ETIMEOUT -3 /* Timeout */
464 #define VLC_ENOMOD -10 /* Module not found */
466 #define VLC_ENOOBJ -20 /* Object not found */
468 #define VLC_ENOVAR -30 /* Variable not found */
469 #define VLC_EBADVAR -31 /* Bad variable value */
471 #define VLC_ENOITEM -40 /**< Item not found */
473 #define VLC_EEXIT -255 /* Program exited */
474 #define VLC_EEXITSUCCESS -999 /* Program exited successfully */
475 #define VLC_EGENERIC -666 /* Generic error */
477 /*****************************************************************************
479 *****************************************************************************/
480 typedef int ( * vlc_callback_t ) ( vlc_object_t *, /* variable's object */
481 char const *, /* variable name */
482 vlc_value_t, /* old value */
483 vlc_value_t, /* new value */
484 void * ); /* callback data */
486 /*****************************************************************************
488 *****************************************************************************/
491 # define LIBVLC_EXTERN extern "C"
493 # define LIBVLC_EXTERN extern
495 #if defined (WIN32) && defined (DLL_EXPORT)
496 #if defined (UNDER_CE)
499 # define LIBVLC_EXPORT __declspec(dllexport)
501 # define LIBVLC_EXPORT
503 #define VLC_EXPORT( type, name, args ) \
504 LIBVLC_EXTERN LIBVLC_EXPORT type name args
506 /*****************************************************************************
507 * OS-specific headers and thread types
508 *****************************************************************************/
509 #if defined( WIN32 ) || defined( UNDER_CE )
510 # define WIN32_LEAN_AND_MEAN
511 # include <windows.h>
512 # if defined( UNDER_CE )
515 # define IS_WINNT ( GetVersion() < 0x80000000 )
519 #include "vlc_mtime.h"
520 #include "vlc_threads.h"
522 typedef struct vlc_object_internals_t vlc_object_internals_t;
524 /*****************************************************************************
525 * Common structure members
526 *****************************************************************************/
528 /* VLC_COMMON_MEMBERS : members common to all basic vlc objects */
529 #define VLC_COMMON_MEMBERS \
530 /** \name VLC_COMMON_MEMBERS \
531 * these members are common for all vlc objects \
536 const char *psz_object_type; \
537 char *psz_object_name; \
539 /* Messages header */ \
543 /* Object properties */ \
544 volatile bool b_error; /**< set by the object */ \
545 volatile bool b_die; /**< set by the outside */ \
546 volatile bool b_dead; /**< set by the object */ \
547 bool b_force; /**< set by the outside (eg. module_Need()) */ \
549 /* Stuff related to the libvlc structure */ \
550 libvlc_int_t *p_libvlc; /**< (root of all evil) - 1 */ \
552 vlc_object_t * p_parent; /**< our parent */ \
557 /** Just a reminder so that people don't cast garbage */ \
558 int be_sure_to_add_VLC_COMMON_MEMBERS_to_struct; \
561 /* VLC_OBJECT: attempt at doing a clever cast */
563 # define VLC_OBJECT( x ) \
564 (((vlc_object_t *)(x))+0*(((typeof(x))0)->be_sure_to_add_VLC_COMMON_MEMBERS_to_struct))
566 # define VLC_OBJECT( x ) ((vlc_object_t *)(x))
569 #define VLC_GC_MEMBERS \
570 /** \name VLC_GC_MEMBERS \
571 * these members are common to all objects that wish to be garbage-collected \
575 void (*pf_destructor) ( gc_object_t * ); \
576 void *p_destructor_arg; \
584 VLC_EXPORT(void, __vlc_gc_incref, ( gc_object_t * p_gc ));
585 VLC_EXPORT(void, __vlc_gc_decref, ( gc_object_t * p_gc ));
586 VLC_EXPORT(void, __vlc_gc_init, ( gc_object_t * p_gc,
587 void (*pf_destructor)( gc_object_t * ), void * arg));
589 #define vlc_gc_incref( a ) __vlc_gc_incref( (gc_object_t *)a )
590 #define vlc_gc_decref( a ) __vlc_gc_decref( (gc_object_t *)a )
591 #define vlc_gc_init( a,b,c ) __vlc_gc_init( (gc_object_t *)a,b,c )
594 /*****************************************************************************
595 * Macros and inline functions
596 *****************************************************************************/
598 /* CEIL: division with round to nearest greater integer */
599 #define CEIL(n, d) ( ((n) / (d)) + ( ((n) % (d)) ? 1 : 0) )
601 /* PAD: PAD(n, d) = CEIL(n ,d) * d */
602 #define PAD(n, d) ( ((n) % (d)) ? ((((n) / (d)) + 1) * (d)) : (n) )
604 /* __MAX and __MIN: self explanatory */
606 # define __MAX(a, b) ( ((a) > (b)) ? (a) : (b) )
609 # define __MIN(a, b) ( ((a) < (b)) ? (a) : (b) )
613 static inline int64_t GCD ( int64_t a, int64_t b )
624 /* function imported from libavutil/common.h */
626 static inline uint8_t clip_uint8_vlc( int32_t a )
628 if( a&(~255) ) return (-a)>>31;
632 /* Malloc with automatic error */
633 #define MALLOC_VOID( var, type ) do { var = (type*)malloc( sizeof( type) ); \
634 if( !var ) return; } while(0)
635 #define MALLOC_NULL( var, type ) do { var = (type*)malloc( sizeof( type) ); \
636 if( !var ) return NULL; } while(0)
637 #define MALLOC_ERR( var, type ) do { var = (type*)malloc( sizeof( type) ); \
638 if( !var ) return VLC_ENOMEM; } while(0)
639 #define MALLOC_GOTOERR( var, type ) do { var = (type*)malloc( sizeof( type) ); \
640 if( !var ) goto error; } while(0)
641 #define DECMALLOC_VOID( var, type ) type* var = (type*)malloc( sizeof(type) );\
643 #define DECMALLOC_ERR( var, type ) type* var = (type*)malloc( sizeof(type) );\
644 if( !var ) return VLC_ENOMEM;
645 #define DECMALLOC_NULL( var, type ) type* var = (type*)malloc( sizeof(type) );\
646 if( !var ) return NULL;
648 #define FREENULL(a) do { free( a ); a = NULL; } while(0)
650 #define EMPTY_STR(str) (!str || !*str)
652 VLC_EXPORT( char const *, vlc_error, ( int ) LIBVLC_USED );
654 #include <vlc_arrays.h>
656 /* MSB (big endian)/LSB (little endian) conversions - network order is always
657 * MSB, and should be used for both network communications and files. */
659 static inline uint16_t U16_AT( const void * _p )
661 const uint8_t * p = (const uint8_t *)_p;
662 return ( ((uint16_t)p[0] << 8) | p[1] );
666 static inline uint32_t U32_AT( const void * _p )
668 const uint8_t * p = (const uint8_t *)_p;
669 return ( ((uint32_t)p[0] << 24) | ((uint32_t)p[1] << 16)
670 | ((uint32_t)p[2] << 8) | p[3] );
674 static inline uint64_t U64_AT( const void * _p )
676 const uint8_t * p = (const uint8_t *)_p;
677 return ( ((uint64_t)p[0] << 56) | ((uint64_t)p[1] << 48)
678 | ((uint64_t)p[2] << 40) | ((uint64_t)p[3] << 32)
679 | ((uint64_t)p[4] << 24) | ((uint64_t)p[5] << 16)
680 | ((uint64_t)p[6] << 8) | p[7] );
684 static inline uint16_t GetWLE( const void * _p )
686 const uint8_t * p = (const uint8_t *)_p;
687 return ( ((uint16_t)p[1] << 8) | p[0] );
691 static inline uint32_t GetDWLE( const void * _p )
693 const uint8_t * p = (const uint8_t *)_p;
694 return ( ((uint32_t)p[3] << 24) | ((uint32_t)p[2] << 16)
695 | ((uint32_t)p[1] << 8) | p[0] );
699 static inline uint64_t GetQWLE( const void * _p )
701 const uint8_t * p = (const uint8_t *)_p;
702 return ( ((uint64_t)p[7] << 56) | ((uint64_t)p[6] << 48)
703 | ((uint64_t)p[5] << 40) | ((uint64_t)p[4] << 32)
704 | ((uint64_t)p[3] << 24) | ((uint64_t)p[2] << 16)
705 | ((uint64_t)p[1] << 8) | p[0] );
708 #define GetWBE( p ) U16_AT( p )
709 #define GetDWBE( p ) U32_AT( p )
710 #define GetQWBE( p ) U64_AT( p )
712 /* Helper writer functions */
713 #define SetWLE( p, v ) _SetWLE( (uint8_t*)(p), v)
714 static inline void _SetWLE( uint8_t *p, uint16_t i_dw )
716 p[1] = ( i_dw >> 8 )&0xff;
717 p[0] = ( i_dw )&0xff;
720 #define SetDWLE( p, v ) _SetDWLE( (uint8_t*)(p), v)
721 static inline void _SetDWLE( uint8_t *p, uint32_t i_dw )
723 p[3] = ( i_dw >> 24 )&0xff;
724 p[2] = ( i_dw >> 16 )&0xff;
725 p[1] = ( i_dw >> 8 )&0xff;
726 p[0] = ( i_dw )&0xff;
728 #define SetQWLE( p, v ) _SetQWLE( (uint8_t*)(p), v)
729 static inline void _SetQWLE( uint8_t *p, uint64_t i_qw )
731 SetDWLE( p, i_qw&0xffffffff );
732 SetDWLE( p+4, ( i_qw >> 32)&0xffffffff );
734 #define SetWBE( p, v ) _SetWBE( (uint8_t*)(p), v)
735 static inline void _SetWBE( uint8_t *p, uint16_t i_dw )
737 p[0] = ( i_dw >> 8 )&0xff;
738 p[1] = ( i_dw )&0xff;
741 #define SetDWBE( p, v ) _SetDWBE( (uint8_t*)(p), v)
742 static inline void _SetDWBE( uint8_t *p, uint32_t i_dw )
744 p[0] = ( i_dw >> 24 )&0xff;
745 p[1] = ( i_dw >> 16 )&0xff;
746 p[2] = ( i_dw >> 8 )&0xff;
747 p[3] = ( i_dw )&0xff;
749 #define SetQWBE( p, v ) _SetQWBE( (uint8_t*)(p), v)
750 static inline void _SetQWBE( uint8_t *p, uint64_t i_qw )
752 SetDWBE( p+4, i_qw&0xffffffff );
753 SetDWBE( p, ( i_qw >> 32)&0xffffffff );
756 #define hton16(i) htons(i)
757 #define hton32(i) htonl(i)
758 #define ntoh16(i) ntohs(i)
759 #define ntoh32(i) ntohl(i)
762 static inline uint64_t ntoh64 (uint64_t ll)
764 union { uint64_t qw; uint8_t b[16]; } v = { ll };
765 return ((uint64_t)v.b[0] << 56)
766 | ((uint64_t)v.b[1] << 48)
767 | ((uint64_t)v.b[2] << 40)
768 | ((uint64_t)v.b[3] << 32)
769 | ((uint64_t)v.b[4] << 24)
770 | ((uint64_t)v.b[5] << 16)
771 | ((uint64_t)v.b[6] << 8)
772 | ((uint64_t)v.b[7] << 0);
774 #define hton64(i) ntoh64(i)
777 #define VLC_UNUSED(x) (void)(x)
779 /* Stuff defined in src/extras/libc.c */
780 VLC_EXPORT( size_t, vlc_strlcpy, ( char *, const char *, size_t ) );
781 VLC_EXPORT( long long, vlc_strtoll, ( const char *nptr, char **endptr, int base ) LIBVLC_USED );
783 VLC_EXPORT( char *, vlc_strcasestr, ( const char *s1, const char *s2 ) LIBVLC_USED );
784 char *vlc_strsep( char **, const char * );
786 #if defined(WIN32) || defined(UNDER_CE)
787 /* win32, cl and icl support */
788 # if defined( _MSC_VER ) || !defined( __MINGW32__ )
789 # define __attribute__(x)
790 # define __inline__ __inline
791 # define S_IFBLK 0x3000 /* Block */
792 # define S_ISBLK(m) (0)
793 # define S_ISCHR(m) (0)
794 # define S_ISFIFO(m) (((m)&_S_IFMT) == _S_IFIFO)
795 # define S_ISREG(m) (((m)&_S_IFMT) == _S_IFREG)
798 /* several type definitions */
799 # if defined( __MINGW32__ )
800 # if !defined( _OFF_T_ )
801 typedef long long _off_t;
802 typedef _off_t off_t;
808 # define off_t long long
812 # if defined( _MSC_VER ) && !defined( __WXMSW__ )
813 # if !defined( _OFF_T_DEFINED )
814 typedef __int64 off_t;
815 # define _OFF_T_DEFINED
817 /* for wx compatibility typedef long off_t; */
818 # define off_t __int64
822 # if defined( __BORLANDC__ )
824 # define off_t unsigned __int64
828 # define O_NONBLOCK 0
832 # define alloca _alloca
835 /* These two are not defined in mingw32 (bug?) */
837 # define snprintf _snprintf
840 # define vsnprintf _vsnprintf
846 VLC_EXPORT( bool, vlc_ureduce, ( unsigned *, unsigned *, uint64_t, uint64_t, uint64_t ) );
848 /* vlc_wraptext (defined in src/extras/libc.c) */
849 #define wraptext vlc_wraptext
850 VLC_EXPORT( char *, vlc_wraptext, ( const char *, int ) LIBVLC_USED );
852 /* iconv wrappers (defined in src/extras/libc.c) */
853 typedef void *vlc_iconv_t;
854 VLC_EXPORT( vlc_iconv_t, vlc_iconv_open, ( const char *, const char * ) LIBVLC_USED );
855 VLC_EXPORT( size_t, vlc_iconv, ( vlc_iconv_t, const char **, size_t *, char **, size_t * ) LIBVLC_USED );
856 VLC_EXPORT( int, vlc_iconv_close, ( vlc_iconv_t ) );
858 /* execve wrapper (defined in src/extras/libc.c) */
859 VLC_EXPORT( int, __vlc_execve, ( vlc_object_t *p_object, int i_argc, char *const *pp_argv, char *const *pp_env, const char *psz_cwd, const char *p_in, size_t i_in, char **pp_data, size_t *pi_data ) LIBVLC_USED );
860 #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)
862 /* dir wrappers (defined in src/extras/libc.c) */
863 VLC_EXPORT(int, vlc_wclosedir, ( void *_p_dir ));
865 /*****************************************************************************
867 *****************************************************************************/
868 #define CPU_CAPABILITY_NONE 0
869 #define CPU_CAPABILITY_486 (1<<0)
870 #define CPU_CAPABILITY_586 (1<<1)
871 #define CPU_CAPABILITY_PPRO (1<<2)
872 #define CPU_CAPABILITY_MMX (1<<3)
873 #define CPU_CAPABILITY_3DNOW (1<<4)
874 #define CPU_CAPABILITY_MMXEXT (1<<5)
875 #define CPU_CAPABILITY_SSE (1<<6)
876 #define CPU_CAPABILITY_SSE2 (1<<7)
877 #define CPU_CAPABILITY_ALTIVEC (1<<16)
878 #define CPU_CAPABILITY_FPU (1<<31)
879 VLC_EXPORT( unsigned, vlc_CPU, ( void ) );
881 typedef void *(*vlc_memcpy_t) (void *tgt, const void *src, size_t n);
882 typedef void *(*vlc_memset_t) (void *tgt, int c, size_t n);
884 VLC_EXPORT( void, vlc_fastmem_register, (vlc_memcpy_t cpy, vlc_memset_t set) );
885 VLC_EXPORT( void *, vlc_memcpy, ( void *, const void *, size_t ) );
886 VLC_EXPORT( void *, vlc_memset, ( void *, int, size_t ) );
888 /*****************************************************************************
890 *****************************************************************************/
891 VLC_EXPORT( char *, vlc_gettext, ( const char *msgid ) LIBVLC_USED );
893 /*****************************************************************************
895 *****************************************************************************/
896 VLC_EXPORT( const char *, VLC_Version, ( void ) LIBVLC_USED );
897 VLC_EXPORT( const char *, VLC_CompileBy, ( void ) LIBVLC_USED );
898 VLC_EXPORT( const char *, VLC_CompileHost, ( void ) LIBVLC_USED );
899 VLC_EXPORT( const char *, VLC_CompileDomain, ( void ) LIBVLC_USED );
900 VLC_EXPORT( const char *, VLC_Compiler, ( void ) LIBVLC_USED );
901 VLC_EXPORT( const char *, VLC_Error, ( int ) LIBVLC_USED );
902 VLC_EXPORT( const char *, VLC_Changeset, ( void ) LIBVLC_USED );
904 /*****************************************************************************
905 * Additional vlc stuff
906 *****************************************************************************/
907 #include "vlc_messages.h"
908 #include "vlc_variables.h"
909 #include "vlc_objects.h"
910 #include "vlc_modules.h"
911 #include "vlc_main.h"
912 #include "vlc_configuration.h"
914 #if defined( WIN32 ) || defined( UNDER_CE )
915 # define DIR_SEP_CHAR '\\'
916 # define DIR_SEP "\\"
917 # define PATH_SEP_CHAR ';'
918 # define PATH_SEP ";"
920 # define DIR_SEP_CHAR '/'
922 # define PATH_SEP_CHAR ':'
923 # define PATH_SEP ":"
926 #define LICENSE_MSG \
927 _("This program comes with NO WARRANTY, to the extent permitted by " \
928 "law.\nYou may redistribute it under the terms of the GNU General " \
929 "Public License;\nsee the file named COPYING for details.\n" \
930 "Written by the VideoLAN team; see the AUTHORS file.\n")
932 #endif /* !VLC_COMMON_H */