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 /*****************************************************************************
59 * Basic types definitions
60 *****************************************************************************/
61 #if defined( WIN32 ) || defined( UNDER_CE )
64 # define PATH_MAX MAX_PATH
68 /* Counter for statistics and profiling */
69 typedef unsigned long count_t;
71 /* DCT elements types */
72 typedef int16_t dctelem_t;
74 /* Video buffer types */
75 typedef uint8_t yuv_data_t;
78 typedef uint16_t audio_volume_t;
81 * High precision date or time interval
83 * Store a high precision date or time interval. The maximum precision is the
84 * microsecond, and a 64 bits integer is used to avoid overflows (maximum
85 * time interval is then 292271 years, which should be long enough for any
86 * video). Dates are stored as microseconds since a common date (usually the
87 * epoch). Note that date and time intervals can be manipulated using regular
88 * arithmetic operators, and that no special functions are required.
90 typedef int64_t mtime_t;
93 * The vlc_fourcc_t type.
95 * See http://www.webartz.com/fourcc/ for a very detailed list.
97 typedef uint32_t vlc_fourcc_t;
99 #ifdef WORDS_BIGENDIAN
100 # define VLC_FOURCC( a, b, c, d ) \
101 ( ((uint32_t)d) | ( ((uint32_t)c) << 8 ) \
102 | ( ((uint32_t)b) << 16 ) | ( ((uint32_t)a) << 24 ) )
103 # define VLC_TWOCC( a, b ) \
104 ( (uint16_t)(b) | ( (uint16_t)(a) << 8 ) )
107 # define VLC_FOURCC( a, b, c, d ) \
108 ( ((uint32_t)a) | ( ((uint32_t)b) << 8 ) \
109 | ( ((uint32_t)c) << 16 ) | ( ((uint32_t)d) << 24 ) )
110 # define VLC_TWOCC( a, b ) \
111 ( (uint16_t)(a) | ( (uint16_t)(b) << 8 ) )
115 static inline void __vlc_fourcc_to_char( vlc_fourcc_t fcc, char *psz_fourcc )
117 memcpy( psz_fourcc, &fcc, 4 );
120 #define vlc_fourcc_to_char( a, b ) \
121 __vlc_fourcc_to_char( (vlc_fourcc_t)(a), (char *)(b) )
123 /*****************************************************************************
124 * Classes declaration
125 *****************************************************************************/
128 typedef struct vlc_list_t vlc_list_t;
129 typedef struct vlc_object_t vlc_object_t;
130 typedef struct libvlc_int_t libvlc_int_t;
131 typedef struct variable_t variable_t;
132 typedef struct date_t date_t;
133 typedef struct dict_entry_t dict_entry_t;
134 typedef struct dict_t dict_t;
135 typedef struct gc_object_t gc_object_t ;
138 typedef struct msg_subscription_t msg_subscription_t;
147 PLAYLIST_PLAY, /**< No arg. res=can fail*/
148 PLAYLIST_VIEWPLAY, /**< arg1= playlist_item_t*,*/
149 /** arg2 = playlist_item_t* , res=can fail */
150 PLAYLIST_PAUSE, /**< No arg res=can fail*/
151 PLAYLIST_STOP, /**< No arg res=can fail*/
152 PLAYLIST_SKIP, /**< arg1=int, res=can fail*/
153 } playlist_command_t;
156 typedef struct playlist_t playlist_t;
157 typedef struct playlist_item_t playlist_item_t;
158 typedef struct playlist_view_t playlist_view_t;
159 typedef struct playlist_export_t playlist_export_t;
160 typedef struct services_discovery_t services_discovery_t;
161 typedef struct services_discovery_sys_t services_discovery_sys_t;
162 typedef struct playlist_add_t playlist_add_t;
163 typedef struct playlist_preparse_t playlist_preparse_t;
164 typedef struct playlist_fetcher_t playlist_fetcher_t;
167 typedef struct module_bank_t module_bank_t;
168 typedef struct module_t module_t;
169 typedef struct module_config_t module_config_t;
170 typedef struct module_symbols_t module_symbols_t;
171 typedef struct module_cache_t module_cache_t;
173 typedef struct config_category_t config_category_t;
176 typedef struct intf_thread_t intf_thread_t;
177 typedef struct intf_sys_t intf_sys_t;
178 typedef struct intf_console_t intf_console_t;
179 typedef struct intf_msg_t intf_msg_t;
180 typedef struct interaction_t interaction_t;
181 typedef struct interaction_dialog_t interaction_dialog_t;
182 typedef struct user_widget_t user_widget_t;
185 typedef struct input_thread_t input_thread_t;
186 typedef struct input_thread_sys_t input_thread_sys_t;
187 typedef struct input_item_t input_item_t;
188 typedef struct access_t access_t;
189 typedef struct access_sys_t access_sys_t;
190 typedef struct stream_t stream_t;
191 typedef struct stream_sys_t stream_sys_t;
192 typedef struct demux_t demux_t;
193 typedef struct demux_meta_t demux_meta_t;
194 typedef struct demux_sys_t demux_sys_t;
195 typedef struct es_out_t es_out_t;
196 typedef struct es_out_id_t es_out_id_t;
197 typedef struct es_out_sys_t es_out_sys_t;
198 typedef struct es_descriptor_t es_descriptor_t;
199 typedef struct seekpoint_t seekpoint_t;
200 typedef struct info_t info_t;
201 typedef struct info_category_t info_category_t;
202 typedef struct input_attachment_t input_attachment_t;
205 typedef struct audio_format_t audio_format_t;
206 typedef struct video_format_t video_format_t;
207 typedef struct subs_format_t subs_format_t;
208 typedef struct es_format_t es_format_t;
209 typedef struct video_palette_t video_palette_t;
212 typedef struct aout_instance_t aout_instance_t;
213 typedef struct aout_sys_t aout_sys_t;
214 typedef struct aout_fifo_t aout_fifo_t;
215 typedef struct aout_input_t aout_input_t;
216 typedef struct aout_buffer_t aout_buffer_t;
217 typedef audio_format_t audio_sample_format_t;
218 typedef struct audio_date_t audio_date_t;
219 typedef struct aout_filter_t aout_filter_t;
222 typedef struct vout_thread_t vout_thread_t;
223 typedef struct vout_sys_t vout_sys_t;
225 typedef video_format_t video_frame_format_t;
226 typedef struct picture_t picture_t;
227 typedef struct picture_sys_t picture_sys_t;
228 typedef struct picture_heap_t picture_heap_t;
231 typedef struct spu_t spu_t;
232 typedef struct subpicture_t subpicture_t;
233 typedef struct subpicture_sys_t subpicture_sys_t;
234 typedef struct subpicture_region_t subpicture_region_t;
235 typedef struct text_style_t text_style_t;
237 typedef struct image_handler_t image_handler_t;
240 typedef struct sout_instance_t sout_instance_t;
241 typedef struct sout_instance_sys_t sout_instance_sys_t;
243 typedef struct sout_input_t sout_input_t;
244 typedef struct sout_packetizer_input_t sout_packetizer_input_t;
246 typedef struct sout_access_out_t sout_access_out_t;
247 typedef struct sout_access_out_sys_t sout_access_out_sys_t;
249 typedef struct sout_mux_t sout_mux_t;
250 typedef struct sout_mux_sys_t sout_mux_sys_t;
252 typedef struct sout_stream_t sout_stream_t;
253 typedef struct sout_stream_sys_t sout_stream_sys_t;
255 typedef struct config_chain_t config_chain_t;
256 typedef struct sap_session_t sap_session_t;
257 typedef struct sap_address_t sap_address_t;
258 typedef struct session_descriptor_t session_descriptor_t;
259 typedef struct announce_method_t announce_method_t;
260 typedef struct announce_handler_t announce_handler_t;
261 typedef struct sap_handler_t sap_handler_t;
263 typedef struct sout_param_t sout_param_t;
264 typedef struct sout_pcat_t sout_pcat_t;
265 typedef struct sout_std_t sout_std_t;
266 typedef struct sout_display_t sout_display_t;
267 typedef struct sout_duplicate_t sout_duplicate_t;
268 typedef struct sout_transcode_t sout_transcode_t;
269 typedef struct sout_chain_t sout_chain_t;
270 typedef struct streaming_profile_t streaming_profile_t;
271 typedef struct sout_module_t sout_module_t;
272 typedef struct sout_gui_descr_t sout_gui_descr_t;
273 typedef struct profile_parser_t profile_parser_t;
276 typedef struct decoder_t decoder_t;
277 typedef struct decoder_sys_t decoder_sys_t;
278 typedef struct decoder_synchro_t decoder_synchro_t;
281 typedef struct encoder_t encoder_t;
282 typedef struct encoder_sys_t encoder_sys_t;
285 typedef struct filter_t filter_t;
286 typedef struct filter_sys_t filter_sys_t;
289 typedef struct network_socket_t network_socket_t;
290 typedef struct virtual_socket_t v_socket_t;
291 typedef struct sockaddr sockaddr;
292 typedef struct addrinfo addrinfo;
293 typedef struct vlc_acl_t vlc_acl_t;
294 typedef struct vlc_url_t vlc_url_t;
297 typedef struct iso639_lang_t iso639_lang_t;
298 typedef struct device_t device_t;
299 typedef struct device_probe_t device_probe_t;
300 typedef struct probe_sys_t probe_sys_t;
303 typedef struct block_t block_t;
304 typedef struct block_fifo_t block_fifo_t;
307 typedef struct httpd_t httpd_t;
308 typedef struct httpd_host_t httpd_host_t;
309 typedef struct httpd_url_t httpd_url_t;
310 typedef struct httpd_client_t httpd_client_t;
311 typedef struct httpd_callback_sys_t httpd_callback_sys_t;
312 typedef struct httpd_message_t httpd_message_t;
313 typedef int (*httpd_callback_t)( httpd_callback_sys_t *, httpd_client_t *, httpd_message_t *answer, const httpd_message_t *query );
314 typedef struct httpd_file_t httpd_file_t;
315 typedef struct httpd_file_sys_t httpd_file_sys_t;
316 typedef int (*httpd_file_callback_t)( httpd_file_sys_t *, httpd_file_t *, uint8_t *psz_request, uint8_t **pp_data, int *pi_data );
317 typedef struct httpd_handler_t httpd_handler_t;
318 typedef struct httpd_handler_sys_t httpd_handler_sys_t;
319 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 );
320 typedef struct httpd_redirect_t httpd_redirect_t;
321 typedef struct httpd_stream_t httpd_stream_t;
324 typedef struct tls_server_t tls_server_t;
325 typedef struct tls_session_t tls_session_t;
328 typedef struct md5_s md5_t;
331 typedef struct xml_t xml_t;
332 typedef struct xml_sys_t xml_sys_t;
333 typedef struct xml_reader_t xml_reader_t;
334 typedef struct xml_reader_sys_t xml_reader_sys_t;
337 typedef struct vod_t vod_t;
338 typedef struct vod_sys_t vod_sys_t;
339 typedef struct vod_media_t vod_media_t;
342 typedef struct opengl_t opengl_t;
343 typedef struct opengl_sys_t opengl_sys_t;
346 typedef struct osd_menu_t osd_menu_t;
347 typedef struct osd_state_t osd_state_t;
348 typedef struct osd_event_t osd_event_t;
349 typedef struct osd_button_t osd_button_t;
350 typedef struct osd_menu_state_t osd_menu_state_t;
353 typedef struct vlm_t vlm_t;
354 typedef struct vlm_message_t vlm_message_t;
357 typedef struct vlc_meta_t vlc_meta_t;
358 typedef struct meta_export_t meta_export_t;
361 typedef struct counter_t counter_t;
362 typedef struct counter_sample_t counter_sample_t;
363 typedef struct stats_handler_t stats_handler_t;
364 typedef struct input_stats_t input_stats_t;
365 typedef struct global_stats_t global_stats_t;
368 typedef struct update_t update_t;
369 typedef struct update_iterator_t update_iterator_t;
372 typedef struct meta_engine_t meta_engine_t;
374 /* stat/lstat/fstat */
376 #include <sys/stat.h>
378 #define stat _stati64
379 #define fstat _fstati64
380 /* You should otherwise use utf8_stat and utf8_lstat. */
386 * VLC value structure
395 vlc_object_t * p_object;
399 struct { char *psz_name; int i_object_id; } var;
401 /* Make sure the structure is at least 64bits */
402 struct { char a, b, c, d, e, f, g, h; } padding;
412 vlc_value_t * p_values;
418 * \defgroup var_type Variable types
419 * These are the different types a vlc variable can have.
422 #define VLC_VAR_VOID 0x0010
423 #define VLC_VAR_BOOL 0x0020
424 #define VLC_VAR_INTEGER 0x0030
425 #define VLC_VAR_HOTKEY 0x0031
426 #define VLC_VAR_STRING 0x0040
427 #define VLC_VAR_MODULE 0x0041
428 #define VLC_VAR_FILE 0x0042
429 #define VLC_VAR_DIRECTORY 0x0043
430 #define VLC_VAR_VARIABLE 0x0044
431 #define VLC_VAR_FLOAT 0x0050
432 #define VLC_VAR_TIME 0x0060
433 #define VLC_VAR_ADDRESS 0x0070
434 #define VLC_VAR_MUTEX 0x0080
435 #define VLC_VAR_LIST 0x0090
438 /*****************************************************************************
439 * Error values (shouldn't be exposed)
440 *****************************************************************************/
441 #define VLC_SUCCESS -0 /* No error */
442 #define VLC_ENOMEM -1 /* Not enough memory */
443 #define VLC_ETHREAD -2 /* Thread error */
444 #define VLC_ETIMEOUT -3 /* Timeout */
446 #define VLC_ENOMOD -10 /* Module not found */
448 #define VLC_ENOOBJ -20 /* Object not found */
449 #define VLC_EBADOBJ -21 /* Bad object type */
451 #define VLC_ENOVAR -30 /* Variable not found */
452 #define VLC_EBADVAR -31 /* Bad variable value */
454 #define VLC_ENOITEM -40 /**< Item not found */
456 #define VLC_EEXIT -255 /* Program exited */
457 #define VLC_EEXITSUCCESS -999 /* Program exited successfully */
458 #define VLC_EGENERIC -666 /* Generic error */
460 /*****************************************************************************
462 *****************************************************************************/
463 typedef int ( * vlc_callback_t ) ( vlc_object_t *, /* variable's object */
464 char const *, /* variable name */
465 vlc_value_t, /* old value */
466 vlc_value_t, /* new value */
467 void * ); /* callback data */
469 /*****************************************************************************
471 *****************************************************************************/
474 # define LIBVLC_EXTERN extern "C"
476 # define LIBVLC_EXTERN extern
478 #if defined (WIN32) && defined (DLL_EXPORT)
479 # define LIBVLC_EXPORT __declspec(dllexport)
481 # define LIBVLC_EXPORT
483 #define VLC_EXPORT( type, name, args ) \
484 LIBVLC_EXTERN LIBVLC_EXPORT type name args
486 /*****************************************************************************
487 * OS-specific headers and thread types
488 *****************************************************************************/
489 #if defined( WIN32 ) || defined( UNDER_CE )
490 # define WIN32_LEAN_AND_MEAN
491 # include <windows.h>
492 # if defined( UNDER_CE )
495 # define IS_WINNT ( GetVersion() < 0x80000000 )
499 #include "vlc_mtime.h"
500 #include "vlc_threads.h"
502 typedef struct vlc_object_internals_t vlc_object_internals_t;
504 /*****************************************************************************
505 * Common structure members
506 *****************************************************************************/
508 /* VLC_COMMON_MEMBERS : members common to all basic vlc objects */
509 #define VLC_COMMON_MEMBERS \
510 /** \name VLC_COMMON_MEMBERS \
511 * these members are common for all vlc objects \
516 const char *psz_object_type; \
517 char *psz_object_name; \
519 /* Messages header */ \
523 /* Object access lock */ \
524 vlc_mutex_t object_lock; \
525 vlc_cond_t object_wait; \
527 /* Object properties */ \
528 volatile bool b_error; /**< set by the object */ \
529 volatile bool b_die; /**< set by the outside */ \
530 volatile bool b_dead; /**< set by the object */ \
531 bool b_force; /**< set by the outside (eg. module_Need()) */ \
533 /* Stuff related to the libvlc structure */ \
534 libvlc_int_t *p_libvlc; /**< (root of all evil) - 1 */ \
536 vlc_object_t * p_parent; /**< our parent */ \
541 /** Just a reminder so that people don't cast garbage */ \
542 int be_sure_to_add_VLC_COMMON_MEMBERS_to_struct; \
545 /* VLC_OBJECT: attempt at doing a clever cast */
546 #define VLC_OBJECT( x ) \
547 (((vlc_object_t *)(x))+0*(x)->be_sure_to_add_VLC_COMMON_MEMBERS_to_struct)
549 #define VLC_GC_MEMBERS \
550 /** \name VLC_GC_MEMBERS \
551 * these members are common to all objects that wish to be garbage-collected \
555 void (*pf_destructor) ( gc_object_t * ); \
556 void *p_destructor_arg; \
564 static inline void __vlc_gc_incref( gc_object_t * p_gc )
566 p_gc->i_gc_refcount ++;
569 static inline void __vlc_gc_decref( gc_object_t *p_gc )
573 p_gc->i_gc_refcount -- ;
575 if( p_gc->i_gc_refcount == 0 )
577 p_gc->pf_destructor( p_gc );
578 /* Do not use the p_gc pointer from now on ! */
583 __vlc_gc_init( gc_object_t * p_gc, void (*pf_destructor)( gc_object_t * ),
586 p_gc->i_gc_refcount = 1;
587 p_gc->pf_destructor = pf_destructor;
588 p_gc->p_destructor_arg = arg;
591 #define vlc_gc_incref( a ) __vlc_gc_incref( (gc_object_t *)a )
592 #define vlc_gc_decref( a ) __vlc_gc_decref( (gc_object_t *)a )
593 #define vlc_gc_init( a,b,c ) __vlc_gc_init( (gc_object_t *)a,b,c )
596 /*****************************************************************************
597 * Macros and inline functions
598 *****************************************************************************/
600 /* CEIL: division with round to nearest greater integer */
601 #define CEIL(n, d) ( ((n) / (d)) + ( ((n) % (d)) ? 1 : 0) )
603 /* PAD: PAD(n, d) = CEIL(n ,d) * d */
604 #define PAD(n, d) ( ((n) % (d)) ? ((((n) / (d)) + 1) * (d)) : (n) )
606 /* __MAX and __MIN: self explanatory */
608 # define __MAX(a, b) ( ((a) > (b)) ? (a) : (b) )
611 # define __MIN(a, b) ( ((a) < (b)) ? (a) : (b) )
614 static inline int64_t GCD( int64_t a, int64_t b )
625 /* 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 ) );
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. Note that
658 * byte orders other than little and big endians are not supported, but only
659 * the VAX seems to have such exotic properties. */
660 static inline uint16_t U16_AT( const void * _p )
662 const uint8_t * p = (const uint8_t *)_p;
663 return ( ((uint16_t)p[0] << 8) | p[1] );
665 static inline uint32_t U32_AT( const void * _p )
667 const uint8_t * p = (const uint8_t *)_p;
668 return ( ((uint32_t)p[0] << 24) | ((uint32_t)p[1] << 16)
669 | ((uint32_t)p[2] << 8) | p[3] );
671 static inline uint64_t U64_AT( const void * _p )
673 const uint8_t * p = (const uint8_t *)_p;
674 return ( ((uint64_t)p[0] << 56) | ((uint64_t)p[1] << 48)
675 | ((uint64_t)p[2] << 40) | ((uint64_t)p[3] << 32)
676 | ((uint64_t)p[4] << 24) | ((uint64_t)p[5] << 16)
677 | ((uint64_t)p[6] << 8) | p[7] );
680 static inline uint16_t GetWLE( const void * _p )
682 const uint8_t * p = (const uint8_t *)_p;
683 return ( ((uint16_t)p[1] << 8) | p[0] );
685 static inline uint32_t GetDWLE( const void * _p )
687 const uint8_t * p = (const uint8_t *)_p;
688 return ( ((uint32_t)p[3] << 24) | ((uint32_t)p[2] << 16)
689 | ((uint32_t)p[1] << 8) | p[0] );
691 static inline uint64_t GetQWLE( const void * _p )
693 const uint8_t * p = (const uint8_t *)_p;
694 return ( ((uint64_t)p[7] << 56) | ((uint64_t)p[6] << 48)
695 | ((uint64_t)p[5] << 40) | ((uint64_t)p[4] << 32)
696 | ((uint64_t)p[3] << 24) | ((uint64_t)p[2] << 16)
697 | ((uint64_t)p[1] << 8) | p[0] );
700 #define GetWBE( p ) U16_AT( p )
701 #define GetDWBE( p ) U32_AT( p )
702 #define GetQWBE( p ) U64_AT( p )
704 /* Helper writer functions */
705 #define SetWLE( p, v ) _SetWLE( (uint8_t*)(p), v)
706 static inline void _SetWLE( uint8_t *p, uint16_t i_dw )
708 p[1] = ( i_dw >> 8 )&0xff;
709 p[0] = ( i_dw )&0xff;
712 #define SetDWLE( p, v ) _SetDWLE( (uint8_t*)(p), v)
713 static inline void _SetDWLE( uint8_t *p, uint32_t i_dw )
715 p[3] = ( i_dw >> 24 )&0xff;
716 p[2] = ( i_dw >> 16 )&0xff;
717 p[1] = ( i_dw >> 8 )&0xff;
718 p[0] = ( i_dw )&0xff;
720 #define SetQWLE( p, v ) _SetQWLE( (uint8_t*)(p), v)
721 static inline void _SetQWLE( uint8_t *p, uint64_t i_qw )
723 SetDWLE( p, i_qw&0xffffffff );
724 SetDWLE( p+4, ( i_qw >> 32)&0xffffffff );
726 #define SetWBE( p, v ) _SetWBE( (uint8_t*)(p), v)
727 static inline void _SetWBE( uint8_t *p, uint16_t i_dw )
729 p[0] = ( i_dw >> 8 )&0xff;
730 p[1] = ( i_dw )&0xff;
733 #define SetDWBE( p, v ) _SetDWBE( (uint8_t*)(p), v)
734 static inline void _SetDWBE( uint8_t *p, uint32_t i_dw )
736 p[0] = ( i_dw >> 24 )&0xff;
737 p[1] = ( i_dw >> 16 )&0xff;
738 p[2] = ( i_dw >> 8 )&0xff;
739 p[3] = ( i_dw )&0xff;
741 #define SetQWBE( p, v ) _SetQWBE( (uint8_t*)(p), v)
742 static inline void _SetQWBE( uint8_t *p, uint64_t i_qw )
744 SetDWBE( p+4, i_qw&0xffffffff );
745 SetDWBE( p, ( i_qw >> 32)&0xffffffff );
748 #define hton16(i) htons(i)
749 #define hton32(i) htonl(i)
750 #define ntoh16(i) ntohs(i)
751 #define ntoh32(i) ntohl(i)
753 static inline uint64_t ntoh64 (uint64_t ll)
755 union { uint64_t qw; uint8_t b[16]; } v = { ll };
756 return ((uint64_t)v.b[0] << 56)
757 | ((uint64_t)v.b[1] << 48)
758 | ((uint64_t)v.b[2] << 40)
759 | ((uint64_t)v.b[3] << 32)
760 | ((uint64_t)v.b[4] << 24)
761 | ((uint64_t)v.b[5] << 16)
762 | ((uint64_t)v.b[6] << 8)
763 | ((uint64_t)v.b[7] << 0);
765 #define hton64(i) ntoh64(i)
767 /* Format string sanity checks */
769 # define LIBVLC_FORMAT(x,y) __attribute__ ((format(printf,x,y)))
771 # define LIBVLC_FORMAT(x,y)
775 #define VLC_UNUSED(x) (void)(x)
777 /* Stuff defined in src/extras/libc.c */
778 VLC_EXPORT( size_t, vlc_strlcpy, ( char *, const char *, size_t ) );
779 VLC_EXPORT( long long, vlc_strtoll, ( const char *nptr, char **endptr, int base ) );
781 VLC_EXPORT( char *, vlc_strcasestr, ( const char *s1, const char *s2 ) );
783 #if defined(WIN32) || defined(UNDER_CE)
784 /* win32, cl and icl support */
785 # if defined( _MSC_VER ) || !defined( __MINGW32__ )
786 # define __attribute__(x)
787 # define __inline__ __inline
788 # define S_IFBLK 0x3000 /* Block */
789 # define S_ISBLK(m) (0)
790 # define S_ISCHR(m) (0)
791 # define S_ISFIFO(m) (((m)&_S_IFMT) == _S_IFIFO)
792 # define S_ISREG(m) (((m)&_S_IFMT) == _S_IFREG)
795 /* several type definitions */
796 # if defined( __MINGW32__ )
797 # if !defined( _OFF_T_ )
798 typedef long long _off_t;
799 typedef _off_t off_t;
805 # define off_t long long
809 # if defined( _MSC_VER ) && !defined( __WXMSW__ )
810 # if !defined( _OFF_T_DEFINED )
811 typedef __int64 off_t;
812 # define _OFF_T_DEFINED
814 /* for wx compatibility typedef long off_t; */
815 # define off_t __int64
819 # if defined( __BORLANDC__ )
821 # define off_t unsigned __int64
825 # define O_NONBLOCK 0
829 # define alloca _alloca
832 /* These two are not defined in mingw32 (bug?) */
834 # define snprintf _snprintf
837 # define vsnprintf _vsnprintf
843 VLC_EXPORT( bool, vlc_ureduce, ( unsigned *, unsigned *, uint64_t, uint64_t, uint64_t ) );
845 /* vlc_wraptext (defined in src/extras/libc.c) */
846 #define wraptext vlc_wraptext
847 VLC_EXPORT( char *, vlc_wraptext, ( const char *, int ) );
849 /* iconv wrappers (defined in src/extras/libc.c) */
850 typedef void *vlc_iconv_t;
851 VLC_EXPORT( vlc_iconv_t, vlc_iconv_open, ( const char *, const char * ) );
852 VLC_EXPORT( size_t, vlc_iconv, ( vlc_iconv_t, const char **, size_t *, char **, size_t * ) );
853 VLC_EXPORT( int, vlc_iconv_close, ( vlc_iconv_t ) );
855 /* execve wrapper (defined in src/extras/libc.c) */
856 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 ) );
857 #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)
859 /* dir wrappers (defined in src/extras/libc.c) */
860 VLC_EXPORT(int, vlc_wclosedir, ( void *_p_dir ));
862 /*****************************************************************************
864 *****************************************************************************/
865 #define CPU_CAPABILITY_NONE 0
866 #define CPU_CAPABILITY_486 (1<<0)
867 #define CPU_CAPABILITY_586 (1<<1)
868 #define CPU_CAPABILITY_PPRO (1<<2)
869 #define CPU_CAPABILITY_MMX (1<<3)
870 #define CPU_CAPABILITY_3DNOW (1<<4)
871 #define CPU_CAPABILITY_MMXEXT (1<<5)
872 #define CPU_CAPABILITY_SSE (1<<6)
873 #define CPU_CAPABILITY_SSE2 (1<<7)
874 #define CPU_CAPABILITY_ALTIVEC (1<<16)
875 #define CPU_CAPABILITY_FPU (1<<31)
876 VLC_EXPORT( unsigned, vlc_CPU, ( void ) );
878 typedef void *(*vlc_memcpy_t) (void *tgt, const void *src, size_t n);
879 typedef void *(*vlc_memset_t) (void *tgt, int c, size_t n);
881 VLC_EXPORT( void, vlc_fastmem_register, (vlc_memcpy_t cpy, vlc_memset_t set) );
882 VLC_EXPORT( void *, vlc_memcpy, ( void *, const void *, size_t ) );
883 VLC_EXPORT( void *, vlc_memset, ( void *, int, size_t ) );
885 /*****************************************************************************
887 *****************************************************************************/
888 VLC_EXPORT( char *, vlc_gettext, ( const char *msgid ) );
890 /*****************************************************************************
892 *****************************************************************************/
893 VLC_EXPORT( const char *, VLC_Version, ( void ) );
894 VLC_EXPORT( const char *, VLC_CompileBy, ( void ) );
895 VLC_EXPORT( const char *, VLC_CompileHost, ( void ) );
896 VLC_EXPORT( const char *, VLC_CompileDomain, ( void ) );
897 VLC_EXPORT( const char *, VLC_Compiler, ( void ) );
898 VLC_EXPORT( const char *, VLC_Error, ( int ) );
899 VLC_EXPORT( const char *, VLC_Changeset, ( void ) );
901 /*****************************************************************************
902 * Additional vlc stuff
903 *****************************************************************************/
904 #include "vlc_messages.h"
905 #include "vlc_variables.h"
906 #include "vlc_objects.h"
907 #include "vlc_modules.h"
908 #include "vlc_main.h"
909 #include "vlc_configuration.h"
911 #if defined( WIN32 ) || defined( UNDER_CE )
912 # define DIR_SEP_CHAR '\\'
913 # define DIR_SEP "\\"
914 # define PATH_SEP_CHAR ';'
915 # define PATH_SEP ";"
917 # define DIR_SEP_CHAR '/'
919 # define PATH_SEP_CHAR ':'
920 # define PATH_SEP ":"
923 #define LICENSE_MSG \
924 _("This program comes with NO WARRANTY, to the extent permitted by " \
925 "law.\nYou may redistribute it under the terms of the GNU General " \
926 "Public License;\nsee the file named COPYING for details.\n" \
927 "Written by the VideoLAN team; see the AUTHORS file.\n")
929 #endif /* !VLC_COMMON_H */