1 /*****************************************************************************
2 * common.h: common definitions
3 * Collection of useful common types and macros definitions
4 *****************************************************************************
5 * Copyright (C) 1998-2005 the VideoLAN team
8 * Authors: Samuel Hocevar <sam@via.ecp.fr>
9 * Vincent Seguin <seguin@via.ecp.fr>
10 * Gildas Bazin <gbazin@videolan.org>
12 * This program is free software; you can redistribute it and/or modify
13 * it under the terms of the GNU General Public License as published by
14 * the Free Software Foundation; either version 2 of the License, or
15 * (at your option) any later version.
17 * This program is distributed in the hope that it will be useful,
18 * but WITHOUT ANY WARRANTY; without even the implied warranty of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 * GNU General Public License for more details.
22 * You should have received a copy of the GNU General Public License
23 * along with this program; if not, write to the Free Software
24 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
25 *****************************************************************************/
29 * This file is a collection of common definitions and types
33 # define VLC_COMMON_H 1
35 /*****************************************************************************
36 * Required vlc headers
37 *****************************************************************************/
38 #if defined( _MSC_VER )
39 # pragma warning( disable : 4244 )
42 #include "vlc_config.h"
44 /*****************************************************************************
45 * Required system headers
46 *****************************************************************************/
59 /* Format string sanity checks */
61 # define LIBVLC_FORMAT(x,y) __attribute__ ((format(printf,x,y)))
62 # define LIBVLC_USED __attribute__ ((warn_unused_result))
64 # define LIBVLC_FORMAT(x,y)
68 /*****************************************************************************
69 * Basic types definitions
70 *****************************************************************************/
71 #if defined( WIN32 ) || defined( UNDER_CE )
74 # define PATH_MAX MAX_PATH
78 /* Counter for statistics and profiling */
79 typedef unsigned long count_t;
82 typedef uint16_t audio_volume_t;
85 * High precision date or time interval
87 * Store a high precision date or time interval. The maximum precision is the
88 * microsecond, and a 64 bits integer is used to avoid overflows (maximum
89 * time interval is then 292271 years, which should be long enough for any
90 * video). Dates are stored as microseconds since a common date (usually the
91 * epoch). Note that date and time intervals can be manipulated using regular
92 * arithmetic operators, and that no special functions are required.
94 typedef int64_t mtime_t;
97 * The vlc_fourcc_t type.
99 * See http://www.webartz.com/fourcc/ for a very detailed list.
101 typedef uint32_t vlc_fourcc_t;
103 #ifdef WORDS_BIGENDIAN
104 # define VLC_FOURCC( a, b, c, d ) \
105 ( ((uint32_t)d) | ( ((uint32_t)c) << 8 ) \
106 | ( ((uint32_t)b) << 16 ) | ( ((uint32_t)a) << 24 ) )
107 # define VLC_TWOCC( a, b ) \
108 ( (uint16_t)(b) | ( (uint16_t)(a) << 8 ) )
111 # define VLC_FOURCC( a, b, c, d ) \
112 ( ((uint32_t)a) | ( ((uint32_t)b) << 8 ) \
113 | ( ((uint32_t)c) << 16 ) | ( ((uint32_t)d) << 24 ) )
114 # define VLC_TWOCC( a, b ) \
115 ( (uint16_t)(a) | ( (uint16_t)(b) << 8 ) )
120 * Translate a vlc_fourcc into its string representation. This function
121 * assumes there is enough room in psz_fourcc to store 4 characters in.
123 * \param fcc a vlc_fourcc_t
124 * \param psz_fourcc string to store string representation of vlc_fourcc in
126 static inline void __vlc_fourcc_to_char( vlc_fourcc_t fcc, char *psz_fourcc )
128 memcpy( psz_fourcc, &fcc, 4 );
131 #define vlc_fourcc_to_char( a, b ) \
132 __vlc_fourcc_to_char( (vlc_fourcc_t)(a), (char *)(b) )
134 /*****************************************************************************
135 * Classes declaration
136 *****************************************************************************/
139 typedef struct vlc_list_t vlc_list_t;
140 typedef struct vlc_object_t vlc_object_t;
141 typedef struct libvlc_int_t libvlc_int_t;
142 typedef struct variable_t variable_t;
143 typedef struct date_t date_t;
144 typedef struct dict_entry_t dict_entry_t;
145 typedef struct dict_t dict_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;
175 typedef struct module_bank_t module_bank_t;
176 typedef struct module_t module_t;
177 typedef struct module_config_t module_config_t;
178 typedef struct module_symbols_t module_symbols_t;
179 typedef struct module_cache_t module_cache_t;
181 typedef struct config_category_t config_category_t;
184 typedef struct intf_thread_t intf_thread_t;
185 typedef struct intf_sys_t intf_sys_t;
186 typedef struct intf_console_t intf_console_t;
187 typedef struct intf_msg_t intf_msg_t;
188 typedef struct interaction_t interaction_t;
189 typedef struct interaction_dialog_t interaction_dialog_t;
190 typedef struct user_widget_t user_widget_t;
193 typedef struct input_thread_t input_thread_t;
194 typedef struct input_thread_sys_t input_thread_sys_t;
195 typedef struct input_item_t input_item_t;
196 typedef struct access_t access_t;
197 typedef struct access_sys_t access_sys_t;
198 typedef struct stream_t stream_t;
199 typedef struct stream_sys_t stream_sys_t;
200 typedef struct demux_t demux_t;
201 typedef struct demux_meta_t demux_meta_t;
202 typedef struct demux_sys_t demux_sys_t;
203 typedef struct es_out_t es_out_t;
204 typedef struct es_out_id_t es_out_id_t;
205 typedef struct es_out_sys_t es_out_sys_t;
206 typedef struct es_descriptor_t es_descriptor_t;
207 typedef struct seekpoint_t seekpoint_t;
208 typedef struct info_t info_t;
209 typedef struct info_category_t info_category_t;
210 typedef struct input_attachment_t input_attachment_t;
213 typedef struct audio_format_t audio_format_t;
214 typedef struct video_format_t video_format_t;
215 typedef struct subs_format_t subs_format_t;
216 typedef struct es_format_t es_format_t;
217 typedef struct video_palette_t video_palette_t;
220 typedef struct aout_instance_t aout_instance_t;
221 typedef struct aout_sys_t aout_sys_t;
222 typedef struct aout_fifo_t aout_fifo_t;
223 typedef struct aout_input_t aout_input_t;
224 typedef struct aout_buffer_t aout_buffer_t;
225 typedef audio_format_t audio_sample_format_t;
226 typedef struct audio_date_t audio_date_t;
227 typedef struct aout_filter_t aout_filter_t;
230 typedef struct vout_thread_t vout_thread_t;
231 typedef struct vout_sys_t vout_sys_t;
233 typedef video_format_t video_frame_format_t;
234 typedef struct picture_t picture_t;
235 typedef struct picture_sys_t picture_sys_t;
236 typedef struct picture_heap_t picture_heap_t;
239 typedef struct spu_t spu_t;
240 typedef struct subpicture_t subpicture_t;
241 typedef struct subpicture_sys_t subpicture_sys_t;
242 typedef struct subpicture_region_t subpicture_region_t;
243 typedef struct text_style_t text_style_t;
245 typedef struct image_handler_t image_handler_t;
248 typedef struct sout_instance_t sout_instance_t;
249 typedef struct sout_instance_sys_t sout_instance_sys_t;
251 typedef struct sout_input_t sout_input_t;
252 typedef struct sout_packetizer_input_t sout_packetizer_input_t;
254 typedef struct sout_access_out_t sout_access_out_t;
255 typedef struct sout_access_out_sys_t sout_access_out_sys_t;
257 typedef struct sout_mux_t sout_mux_t;
258 typedef struct sout_mux_sys_t sout_mux_sys_t;
260 typedef struct sout_stream_t sout_stream_t;
261 typedef struct sout_stream_sys_t sout_stream_sys_t;
263 typedef struct config_chain_t config_chain_t;
264 typedef struct session_descriptor_t session_descriptor_t;
265 typedef struct announce_method_t announce_method_t;
267 typedef struct sout_param_t sout_param_t;
268 typedef struct sout_pcat_t sout_pcat_t;
269 typedef struct sout_std_t sout_std_t;
270 typedef struct sout_display_t sout_display_t;
271 typedef struct sout_duplicate_t sout_duplicate_t;
272 typedef struct sout_transcode_t sout_transcode_t;
273 typedef struct sout_chain_t sout_chain_t;
274 typedef struct streaming_profile_t streaming_profile_t;
275 typedef struct sout_module_t sout_module_t;
276 typedef struct sout_gui_descr_t sout_gui_descr_t;
277 typedef struct profile_parser_t profile_parser_t;
280 typedef struct decoder_t decoder_t;
281 typedef struct decoder_sys_t decoder_sys_t;
282 typedef struct decoder_synchro_t decoder_synchro_t;
285 typedef struct encoder_t encoder_t;
286 typedef struct encoder_sys_t encoder_sys_t;
289 typedef struct filter_t filter_t;
290 typedef struct filter_sys_t filter_sys_t;
293 typedef struct network_socket_t network_socket_t;
294 typedef struct virtual_socket_t v_socket_t;
295 typedef struct sockaddr sockaddr;
296 typedef struct addrinfo addrinfo;
297 typedef struct vlc_acl_t vlc_acl_t;
298 typedef struct vlc_url_t vlc_url_t;
301 typedef struct iso639_lang_t iso639_lang_t;
302 typedef struct device_t device_t;
303 typedef struct device_probe_t device_probe_t;
304 typedef struct probe_sys_t probe_sys_t;
307 typedef struct block_t block_t;
308 typedef struct block_fifo_t block_fifo_t;
311 typedef struct httpd_t httpd_t;
312 typedef struct httpd_host_t httpd_host_t;
313 typedef struct httpd_url_t httpd_url_t;
314 typedef struct httpd_client_t httpd_client_t;
315 typedef struct httpd_callback_sys_t httpd_callback_sys_t;
316 typedef struct httpd_message_t httpd_message_t;
317 typedef int (*httpd_callback_t)( httpd_callback_sys_t *, httpd_client_t *, httpd_message_t *answer, const httpd_message_t *query );
318 typedef struct httpd_file_t httpd_file_t;
319 typedef struct httpd_file_sys_t httpd_file_sys_t;
320 typedef int (*httpd_file_callback_t)( httpd_file_sys_t *, httpd_file_t *, uint8_t *psz_request, uint8_t **pp_data, int *pi_data );
321 typedef struct httpd_handler_t httpd_handler_t;
322 typedef struct httpd_handler_sys_t httpd_handler_sys_t;
323 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 );
324 typedef struct httpd_redirect_t httpd_redirect_t;
325 typedef struct httpd_stream_t httpd_stream_t;
328 typedef struct tls_server_t tls_server_t;
329 typedef struct tls_session_t tls_session_t;
332 typedef struct md5_s md5_t;
335 typedef struct xml_t xml_t;
336 typedef struct xml_sys_t xml_sys_t;
337 typedef struct xml_reader_t xml_reader_t;
338 typedef struct xml_reader_sys_t xml_reader_sys_t;
341 typedef struct vod_t vod_t;
342 typedef struct vod_sys_t vod_sys_t;
343 typedef struct vod_media_t vod_media_t;
346 typedef struct opengl_t opengl_t;
347 typedef struct opengl_sys_t opengl_sys_t;
350 typedef struct osd_menu_t osd_menu_t;
351 typedef struct osd_state_t osd_state_t;
352 typedef struct osd_event_t osd_event_t;
353 typedef struct osd_button_t osd_button_t;
354 typedef struct osd_menu_state_t osd_menu_state_t;
357 typedef struct vlm_t vlm_t;
358 typedef struct vlm_message_t vlm_message_t;
361 typedef struct vlc_meta_t vlc_meta_t;
362 typedef struct meta_export_t meta_export_t;
365 typedef struct counter_t counter_t;
366 typedef struct counter_sample_t counter_sample_t;
367 typedef struct stats_handler_t stats_handler_t;
368 typedef struct input_stats_t input_stats_t;
369 typedef struct global_stats_t global_stats_t;
372 typedef struct update_t update_t;
373 typedef struct update_iterator_t update_iterator_t;
376 typedef struct meta_engine_t meta_engine_t;
378 /* stat/lstat/fstat */
381 # undef _STAT_DEFINED
383 #include <sys/stat.h>
386 #define stat _stati64
387 #define fstat _fstati64
390 # define fstat _fstat
392 /* You should otherwise use utf8_stat and utf8_lstat. */
398 * VLC value structure
407 vlc_object_t * p_object;
411 struct { char *psz_name; int i_object_id; } var;
413 /* Make sure the structure is at least 64bits */
414 struct { char a, b, c, d, e, f, g, h; } padding;
424 vlc_value_t * p_values;
430 * \defgroup var_type Variable types
431 * These are the different types a vlc variable can have.
434 #define VLC_VAR_VOID 0x0010
435 #define VLC_VAR_BOOL 0x0020
436 #define VLC_VAR_INTEGER 0x0030
437 #define VLC_VAR_HOTKEY 0x0031
438 #define VLC_VAR_STRING 0x0040
439 #define VLC_VAR_MODULE 0x0041
440 #define VLC_VAR_FILE 0x0042
441 #define VLC_VAR_DIRECTORY 0x0043
442 #define VLC_VAR_VARIABLE 0x0044
443 #define VLC_VAR_FLOAT 0x0050
444 #define VLC_VAR_TIME 0x0060
445 #define VLC_VAR_ADDRESS 0x0070
446 #define VLC_VAR_MUTEX 0x0080
447 #define VLC_VAR_LIST 0x0090
450 /*****************************************************************************
451 * Error values (shouldn't be exposed)
452 *****************************************************************************/
453 #define VLC_SUCCESS -0 /* No error */
454 #define VLC_ENOMEM -1 /* Not enough memory */
455 #define VLC_ETHREAD -2 /* Thread error */
456 #define VLC_ETIMEOUT -3 /* Timeout */
458 #define VLC_ENOMOD -10 /* Module not found */
460 #define VLC_ENOOBJ -20 /* Object not found */
462 #define VLC_ENOVAR -30 /* Variable not found */
463 #define VLC_EBADVAR -31 /* Bad variable value */
465 #define VLC_ENOITEM -40 /**< Item not found */
467 #define VLC_EEXIT -255 /* Program exited */
468 #define VLC_EEXITSUCCESS -999 /* Program exited successfully */
469 #define VLC_EGENERIC -666 /* Generic error */
471 /*****************************************************************************
473 *****************************************************************************/
474 typedef int ( * vlc_callback_t ) ( vlc_object_t *, /* variable's object */
475 char const *, /* variable name */
476 vlc_value_t, /* old value */
477 vlc_value_t, /* new value */
478 void * ); /* callback data */
480 /*****************************************************************************
482 *****************************************************************************/
485 # define LIBVLC_EXTERN extern "C"
487 # define LIBVLC_EXTERN extern
489 #if defined (WIN32) && defined (DLL_EXPORT)
490 #if defined (UNDER_CE)
493 # define LIBVLC_EXPORT __declspec(dllexport)
495 # define LIBVLC_EXPORT
497 #define VLC_EXPORT( type, name, args ) \
498 LIBVLC_EXTERN LIBVLC_EXPORT type name args
500 /*****************************************************************************
501 * OS-specific headers and thread types
502 *****************************************************************************/
503 #if defined( WIN32 ) || defined( UNDER_CE )
504 # define WIN32_LEAN_AND_MEAN
505 # include <windows.h>
506 # if defined( UNDER_CE )
509 # define IS_WINNT ( GetVersion() < 0x80000000 )
513 #include "vlc_mtime.h"
514 #include "vlc_threads.h"
516 /*****************************************************************************
517 * Common structure members
518 *****************************************************************************/
520 /* VLC_COMMON_MEMBERS : members common to all basic vlc objects */
521 #define VLC_COMMON_MEMBERS \
522 /** \name VLC_COMMON_MEMBERS \
523 * these members are common for all vlc objects \
528 const char *psz_object_type; \
529 char *psz_object_name; \
531 /* Messages header */ \
535 /* Object properties */ \
536 volatile bool b_error; /**< set by the object */ \
537 volatile bool b_die; /**< set by the outside */ \
538 bool b_force; /**< set by the outside (eg. module_Need()) */ \
540 /** Just a reminder so that people don't cast garbage */ \
541 bool be_sure_to_add_VLC_COMMON_MEMBERS_to_struct; \
543 /* Stuff related to the libvlc structure */ \
544 libvlc_int_t *p_libvlc; /**< (root of all evil) - 1 */ \
546 vlc_object_t * p_parent; /**< our parent */ \
553 /* VLC_OBJECT: attempt at doing a clever cast */
555 # define VLC_OBJECT( x ) \
556 (((vlc_object_t *)(x))+0*(((typeof(x))0)->be_sure_to_add_VLC_COMMON_MEMBERS_to_struct))
558 # define VLC_OBJECT( x ) ((vlc_object_t *)(x))
561 typedef struct gc_object_t
565 void (*pf_destructor) (struct gc_object_t *);
569 * These members are common to all objects that wish to be garbage-collected.
571 #define VLC_GC_MEMBERS gc_object_t vlc_gc_data;
573 VLC_EXPORT(void *, vlc_gc_init, (gc_object_t *, void (*)(gc_object_t *)));
574 VLC_EXPORT(void *, vlc_hold, (gc_object_t *));
575 VLC_EXPORT(void, vlc_release, (gc_object_t *));
577 #define vlc_gc_init( a,b ) vlc_gc_init( &(a)->vlc_gc_data, (b) )
578 #define vlc_gc_incref( a ) vlc_hold( &(a)->vlc_gc_data )
579 #define vlc_gc_decref( a ) vlc_release( &(a)->vlc_gc_data )
580 #define vlc_priv( gc, t ) ((t *)(((char *)(gc)) - offsetof(t, vlc_gc_data)))
582 /*****************************************************************************
583 * Macros and inline functions
584 *****************************************************************************/
586 /* CEIL: division with round to nearest greater integer */
587 #define CEIL(n, d) ( ((n) / (d)) + ( ((n) % (d)) ? 1 : 0) )
589 /* PAD: PAD(n, d) = CEIL(n ,d) * d */
590 #define PAD(n, d) ( ((n) % (d)) ? ((((n) / (d)) + 1) * (d)) : (n) )
592 /* __MAX and __MIN: self explanatory */
594 # define __MAX(a, b) ( ((a) > (b)) ? (a) : (b) )
597 # define __MIN(a, b) ( ((a) < (b)) ? (a) : (b) )
601 static inline int64_t GCD ( int64_t a, int64_t b )
612 /* function imported from libavutil/common.h */
614 static inline uint8_t clip_uint8_vlc( int32_t a )
616 if( a&(~255) ) return (-a)>>31;
620 /* Malloc with automatic error */
621 #define MALLOC_VOID( var, type ) do { var = (type*)malloc( sizeof( type) ); \
622 if( !var ) return; } while(0)
623 #define MALLOC_NULL( var, type ) do { var = (type*)malloc( sizeof( type) ); \
624 if( !var ) return NULL; } while(0)
625 #define MALLOC_ERR( var, type ) do { var = (type*)malloc( sizeof( type) ); \
626 if( !var ) return VLC_ENOMEM; } while(0)
627 #define MALLOC_GOTOERR( var, type ) do { var = (type*)malloc( sizeof( type) ); \
628 if( !var ) goto error; } while(0)
629 #define DECMALLOC_VOID( var, type ) type* var = (type*)malloc( sizeof(type) );\
631 #define DECMALLOC_ERR( var, type ) type* var = (type*)malloc( sizeof(type) );\
632 if( !var ) return VLC_ENOMEM;
633 #define DECMALLOC_NULL( var, type ) type* var = (type*)malloc( sizeof(type) );\
634 if( !var ) return NULL;
636 #define FREENULL(a) do { free( a ); a = NULL; } while(0)
638 #define EMPTY_STR(str) (!str || !*str)
640 VLC_EXPORT( char const *, vlc_error, ( int ) LIBVLC_USED );
642 #include <vlc_arrays.h>
644 /* MSB (big endian)/LSB (little endian) conversions - network order is always
645 * MSB, and should be used for both network communications and files. */
647 static inline uint16_t U16_AT( const void * _p )
649 const uint8_t * p = (const uint8_t *)_p;
650 return ( ((uint16_t)p[0] << 8) | p[1] );
654 static inline uint32_t U32_AT( const void * _p )
656 const uint8_t * p = (const uint8_t *)_p;
657 return ( ((uint32_t)p[0] << 24) | ((uint32_t)p[1] << 16)
658 | ((uint32_t)p[2] << 8) | p[3] );
662 static inline uint64_t U64_AT( const void * _p )
664 const uint8_t * p = (const uint8_t *)_p;
665 return ( ((uint64_t)p[0] << 56) | ((uint64_t)p[1] << 48)
666 | ((uint64_t)p[2] << 40) | ((uint64_t)p[3] << 32)
667 | ((uint64_t)p[4] << 24) | ((uint64_t)p[5] << 16)
668 | ((uint64_t)p[6] << 8) | p[7] );
672 static inline uint16_t GetWLE( const void * _p )
674 const uint8_t * p = (const uint8_t *)_p;
675 return ( ((uint16_t)p[1] << 8) | p[0] );
679 static inline uint32_t GetDWLE( const void * _p )
681 const uint8_t * p = (const uint8_t *)_p;
682 return ( ((uint32_t)p[3] << 24) | ((uint32_t)p[2] << 16)
683 | ((uint32_t)p[1] << 8) | p[0] );
687 static inline uint64_t GetQWLE( const void * _p )
689 const uint8_t * p = (const uint8_t *)_p;
690 return ( ((uint64_t)p[7] << 56) | ((uint64_t)p[6] << 48)
691 | ((uint64_t)p[5] << 40) | ((uint64_t)p[4] << 32)
692 | ((uint64_t)p[3] << 24) | ((uint64_t)p[2] << 16)
693 | ((uint64_t)p[1] << 8) | p[0] );
696 #define GetWBE( p ) U16_AT( p )
697 #define GetDWBE( p ) U32_AT( p )
698 #define GetQWBE( p ) U64_AT( p )
700 /* Helper writer functions */
701 #define SetWLE( p, v ) _SetWLE( (uint8_t*)(p), v)
702 static inline void _SetWLE( uint8_t *p, uint16_t i_dw )
704 p[1] = ( i_dw >> 8 )&0xff;
705 p[0] = ( i_dw )&0xff;
708 #define SetDWLE( p, v ) _SetDWLE( (uint8_t*)(p), v)
709 static inline void _SetDWLE( uint8_t *p, uint32_t i_dw )
711 p[3] = ( i_dw >> 24 )&0xff;
712 p[2] = ( i_dw >> 16 )&0xff;
713 p[1] = ( i_dw >> 8 )&0xff;
714 p[0] = ( i_dw )&0xff;
716 #define SetQWLE( p, v ) _SetQWLE( (uint8_t*)(p), v)
717 static inline void _SetQWLE( uint8_t *p, uint64_t i_qw )
719 SetDWLE( p, i_qw&0xffffffff );
720 SetDWLE( p+4, ( i_qw >> 32)&0xffffffff );
722 #define SetWBE( p, v ) _SetWBE( (uint8_t*)(p), v)
723 static inline void _SetWBE( uint8_t *p, uint16_t i_dw )
725 p[0] = ( i_dw >> 8 )&0xff;
726 p[1] = ( i_dw )&0xff;
729 #define SetDWBE( p, v ) _SetDWBE( (uint8_t*)(p), v)
730 static inline void _SetDWBE( uint8_t *p, uint32_t i_dw )
732 p[0] = ( i_dw >> 24 )&0xff;
733 p[1] = ( i_dw >> 16 )&0xff;
734 p[2] = ( i_dw >> 8 )&0xff;
735 p[3] = ( i_dw )&0xff;
737 #define SetQWBE( p, v ) _SetQWBE( (uint8_t*)(p), v)
738 static inline void _SetQWBE( uint8_t *p, uint64_t i_qw )
740 SetDWBE( p+4, i_qw&0xffffffff );
741 SetDWBE( p, ( i_qw >> 32)&0xffffffff );
744 #define hton16(i) htons(i)
745 #define hton32(i) htonl(i)
746 #define ntoh16(i) ntohs(i)
747 #define ntoh32(i) ntohl(i)
750 static inline uint64_t ntoh64 (uint64_t ll)
752 union { uint64_t qw; uint8_t b[16]; } v = { ll };
753 return ((uint64_t)v.b[0] << 56)
754 | ((uint64_t)v.b[1] << 48)
755 | ((uint64_t)v.b[2] << 40)
756 | ((uint64_t)v.b[3] << 32)
757 | ((uint64_t)v.b[4] << 24)
758 | ((uint64_t)v.b[5] << 16)
759 | ((uint64_t)v.b[6] << 8)
760 | ((uint64_t)v.b[7] << 0);
762 #define hton64(i) ntoh64(i)
765 #define VLC_UNUSED(x) (void)(x)
767 /* Stuff defined in src/extras/libc.c */
768 VLC_EXPORT( size_t, vlc_strlcpy, ( char *, const char *, size_t ) );
769 VLC_EXPORT( long long, vlc_strtoll, ( const char *nptr, char **endptr, int base ) LIBVLC_USED );
771 VLC_EXPORT( char *, vlc_strcasestr, ( const char *s1, const char *s2 ) LIBVLC_USED );
772 char *vlc_strsep( char **, const char * );
774 #if defined(WIN32) || defined(UNDER_CE)
775 /* win32, cl and icl support */
776 # if defined( _MSC_VER ) || !defined( __MINGW32__ )
777 # define __attribute__(x)
778 # define __inline__ __inline
779 # define S_IFBLK 0x3000 /* Block */
780 # define S_ISBLK(m) (0)
781 # define S_ISCHR(m) (0)
782 # define S_ISFIFO(m) (((m)&_S_IFMT) == _S_IFIFO)
783 # define S_ISREG(m) (((m)&_S_IFMT) == _S_IFREG)
786 /* several type definitions */
787 # if defined( __MINGW32__ )
788 # if !defined( _OFF_T_ )
789 typedef long long _off_t;
790 typedef _off_t off_t;
796 # define off_t long long
800 # if defined( _MSC_VER ) && !defined( __WXMSW__ )
801 # if !defined( _OFF_T_DEFINED )
802 typedef __int64 off_t;
803 # define _OFF_T_DEFINED
805 /* for wx compatibility typedef long off_t; */
806 # define off_t __int64
810 # if defined( __BORLANDC__ )
812 # define off_t unsigned __int64
816 # define O_NONBLOCK 0
820 # define alloca _alloca
823 /* These two are not defined in mingw32 (bug?) */
825 # define snprintf _snprintf
828 # define vsnprintf _vsnprintf
834 VLC_EXPORT( bool, vlc_ureduce, ( unsigned *, unsigned *, uint64_t, uint64_t, uint64_t ) );
836 /* vlc_wraptext (defined in src/extras/libc.c) */
837 #define wraptext vlc_wraptext
838 VLC_EXPORT( char *, vlc_wraptext, ( const char *, int ) LIBVLC_USED );
840 /* iconv wrappers (defined in src/extras/libc.c) */
841 typedef void *vlc_iconv_t;
842 VLC_EXPORT( vlc_iconv_t, vlc_iconv_open, ( const char *, const char * ) LIBVLC_USED );
843 VLC_EXPORT( size_t, vlc_iconv, ( vlc_iconv_t, const char **, size_t *, char **, size_t * ) LIBVLC_USED );
844 VLC_EXPORT( int, vlc_iconv_close, ( vlc_iconv_t ) );
846 /* execve wrapper (defined in src/extras/libc.c) */
847 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 );
848 #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)
850 /* dir wrappers (defined in src/extras/libc.c) */
851 VLC_EXPORT(int, vlc_wclosedir, ( void *_p_dir ));
853 /*****************************************************************************
855 *****************************************************************************/
856 #define CPU_CAPABILITY_NONE 0
857 #define CPU_CAPABILITY_486 (1<<0)
858 #define CPU_CAPABILITY_586 (1<<1)
859 #define CPU_CAPABILITY_PPRO (1<<2)
860 #define CPU_CAPABILITY_MMX (1<<3)
861 #define CPU_CAPABILITY_3DNOW (1<<4)
862 #define CPU_CAPABILITY_MMXEXT (1<<5)
863 #define CPU_CAPABILITY_SSE (1<<6)
864 #define CPU_CAPABILITY_SSE2 (1<<7)
865 #define CPU_CAPABILITY_ALTIVEC (1<<16)
866 #define CPU_CAPABILITY_FPU (1<<31)
867 VLC_EXPORT( unsigned, vlc_CPU, ( void ) );
869 typedef void *(*vlc_memcpy_t) (void *tgt, const void *src, size_t n);
870 typedef void *(*vlc_memset_t) (void *tgt, int c, size_t n);
872 VLC_EXPORT( void, vlc_fastmem_register, (vlc_memcpy_t cpy, vlc_memset_t set) );
873 VLC_EXPORT( void *, vlc_memcpy, ( void *, const void *, size_t ) );
874 VLC_EXPORT( void *, vlc_memset, ( void *, int, size_t ) );
876 /*****************************************************************************
878 *****************************************************************************/
879 VLC_EXPORT( char *, vlc_gettext, ( const char *msgid ) LIBVLC_USED );
881 /*****************************************************************************
883 *****************************************************************************/
884 VLC_EXPORT( const char *, VLC_Version, ( void ) LIBVLC_USED );
885 VLC_EXPORT( const char *, VLC_CompileBy, ( void ) LIBVLC_USED );
886 VLC_EXPORT( const char *, VLC_CompileHost, ( void ) LIBVLC_USED );
887 VLC_EXPORT( const char *, VLC_CompileDomain, ( void ) LIBVLC_USED );
888 VLC_EXPORT( const char *, VLC_Compiler, ( void ) LIBVLC_USED );
889 VLC_EXPORT( const char *, VLC_Error, ( int ) LIBVLC_USED );
890 VLC_EXPORT( const char *, VLC_Changeset, ( void ) LIBVLC_USED );
892 /*****************************************************************************
893 * Additional vlc stuff
894 *****************************************************************************/
895 #include "vlc_messages.h"
896 #include "vlc_variables.h"
897 #include "vlc_objects.h"
898 #include "vlc_modules.h"
899 #include "vlc_main.h"
900 #include "vlc_configuration.h"
902 #if defined( WIN32 ) || defined( UNDER_CE )
903 # define DIR_SEP_CHAR '\\'
904 # define DIR_SEP "\\"
905 # define PATH_SEP_CHAR ';'
906 # define PATH_SEP ";"
908 # define DIR_SEP_CHAR '/'
910 # define PATH_SEP_CHAR ':'
911 # define PATH_SEP ":"
914 #define LICENSE_MSG \
915 _("This program comes with NO WARRANTY, to the extent permitted by " \
916 "law.\nYou may redistribute it under the terms of the GNU General " \
917 "Public License;\nsee the file named COPYING for details.\n" \
918 "Written by the VideoLAN team; see the AUTHORS file.\n")
920 #endif /* !VLC_COMMON_H */