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 /* Try to fix format strings for all versions of mingw and mingw64 */
60 #if defined( _WIN32 ) && defined( __USE_MINGW_ANSI_STDIO )
71 #define snprintf __mingw_snprintf
72 #define vsnprintf __mingw_vsnprintf
75 /* Format string sanity checks */
77 # if defined( _WIN32 ) && (__GNUC__ > 4 || ( __GNUC__ == 4 && __GNUC_MINOR__ >= 4 ) )
78 # define LIBVLC_FORMAT(x,y) __attribute__ ((format(gnu_printf,x,y)))
80 # define LIBVLC_FORMAT(x,y) __attribute__ ((format(printf,x,y)))
82 # define LIBVLC_FORMAT_ARG(x) __attribute__ ((format_arg(x)))
83 # define LIBVLC_USED __attribute__ ((warn_unused_result))
84 # define LIBVLC_MALLOC __attribute__ ((malloc))
86 # define LIBVLC_FORMAT(x,y)
87 # define LIBVLC_FORMAT_ARG(x)
89 # define LIBVLC_MALLOC
92 /* Branch prediction */
94 # define likely(p) __builtin_expect(!!(p), 1)
95 # define unlikely(p) __builtin_expect(!!(p), 0)
97 # define likely(p) (!!(p))
98 # define unlikely(p) (!!(p))
101 /*****************************************************************************
102 * Basic types definitions
103 *****************************************************************************/
104 #if defined( WIN32 ) || defined( UNDER_CE )
107 # define PATH_MAX MAX_PATH
111 /* Counter for statistics and profiling */
112 typedef unsigned long count_t;
115 typedef uint16_t audio_volume_t;
118 * High precision date or time interval
120 * Store a high precision date or time interval. The maximum precision is the
121 * microsecond, and a 64 bits integer is used to avoid overflows (maximum
122 * time interval is then 292271 years, which should be long enough for any
123 * video). Dates are stored as microseconds since a common date (usually the
124 * epoch). Note that date and time intervals can be manipulated using regular
125 * arithmetic operators, and that no special functions are required.
127 typedef int64_t mtime_t;
130 * The vlc_fourcc_t type.
132 * See http://www.webartz.com/fourcc/ for a very detailed list.
134 typedef uint32_t vlc_fourcc_t;
136 #ifdef WORDS_BIGENDIAN
137 # define VLC_FOURCC( a, b, c, d ) \
138 ( ((uint32_t)d) | ( ((uint32_t)c) << 8 ) \
139 | ( ((uint32_t)b) << 16 ) | ( ((uint32_t)a) << 24 ) )
140 # define VLC_TWOCC( a, b ) \
141 ( (uint16_t)(b) | ( (uint16_t)(a) << 8 ) )
144 # define VLC_FOURCC( a, b, c, d ) \
145 ( ((uint32_t)a) | ( ((uint32_t)b) << 8 ) \
146 | ( ((uint32_t)c) << 16 ) | ( ((uint32_t)d) << 24 ) )
147 # define VLC_TWOCC( a, b ) \
148 ( (uint16_t)(a) | ( (uint16_t)(b) << 8 ) )
153 * Translate a vlc_fourcc into its string representation. This function
154 * assumes there is enough room in psz_fourcc to store 4 characters in.
156 * \param fcc a vlc_fourcc_t
157 * \param psz_fourcc string to store string representation of vlc_fourcc in
159 static inline void vlc_fourcc_to_char( vlc_fourcc_t fcc, char *psz_fourcc )
161 memcpy( psz_fourcc, &fcc, 4 );
164 #define vlc_fourcc_to_char( a, b ) \
165 vlc_fourcc_to_char( (vlc_fourcc_t)(a), (char *)(b) )
167 /*****************************************************************************
168 * Classes declaration
169 *****************************************************************************/
172 typedef struct vlc_list_t vlc_list_t;
173 typedef struct vlc_object_t vlc_object_t;
174 typedef struct libvlc_int_t libvlc_int_t;
175 typedef struct date_t date_t;
176 typedef struct dict_entry_t dict_entry_t;
177 typedef struct dict_t dict_t;
186 PLAYLIST_PLAY, /**< No arg. res=can fail*/
187 PLAYLIST_VIEWPLAY, /**< arg1= playlist_item_t*,*/
188 /** arg2 = playlist_item_t* , res=can fail */
189 PLAYLIST_PAUSE, /**< No arg res=can fail*/
190 PLAYLIST_STOP, /**< No arg res=can fail*/
191 PLAYLIST_SKIP, /**< arg1=int, res=can fail*/
192 } playlist_command_t;
195 typedef struct playlist_t playlist_t;
196 typedef struct playlist_item_t playlist_item_t;
197 typedef struct playlist_view_t playlist_view_t;
198 typedef struct services_discovery_t services_discovery_t;
199 typedef struct services_discovery_sys_t services_discovery_sys_t;
200 typedef struct playlist_add_t playlist_add_t;
203 typedef struct module_bank_t module_bank_t;
204 typedef struct module_t module_t;
205 typedef struct module_config_t module_config_t;
206 typedef struct module_symbols_t module_symbols_t;
207 typedef struct module_cache_t module_cache_t;
209 typedef struct config_category_t config_category_t;
212 typedef struct input_thread_t input_thread_t;
213 typedef struct input_thread_sys_t input_thread_sys_t;
214 typedef struct input_item_t input_item_t;
215 typedef struct input_item_node_t input_item_node_t;
216 typedef struct access_t access_t;
217 typedef struct access_sys_t access_sys_t;
218 typedef struct stream_t stream_t;
219 typedef struct stream_sys_t stream_sys_t;
220 typedef struct demux_t demux_t;
221 typedef struct demux_sys_t demux_sys_t;
222 typedef struct es_out_t es_out_t;
223 typedef struct es_out_id_t es_out_id_t;
224 typedef struct es_out_sys_t es_out_sys_t;
225 typedef struct es_descriptor_t es_descriptor_t;
226 typedef struct seekpoint_t seekpoint_t;
227 typedef struct info_t info_t;
228 typedef struct info_category_t info_category_t;
229 typedef struct input_attachment_t input_attachment_t;
232 typedef struct audio_format_t audio_format_t;
233 typedef struct video_format_t video_format_t;
234 typedef struct subs_format_t subs_format_t;
235 typedef struct es_format_t es_format_t;
236 typedef struct video_palette_t video_palette_t;
239 typedef struct aout_instance_t aout_instance_t;
240 typedef struct aout_sys_t aout_sys_t;
241 typedef struct aout_fifo_t aout_fifo_t;
242 typedef struct aout_input_t aout_input_t;
243 typedef struct block_t aout_buffer_t;
244 typedef audio_format_t audio_sample_format_t;
245 typedef struct audio_date_t audio_date_t;
246 typedef struct aout_filter_t aout_filter_t;
249 typedef struct vout_thread_t vout_thread_t;
251 typedef video_format_t video_frame_format_t;
252 typedef struct picture_t picture_t;
253 typedef struct picture_sys_t picture_sys_t;
256 typedef struct spu_t spu_t;
257 typedef struct subpicture_t subpicture_t;
258 typedef struct subpicture_sys_t subpicture_sys_t;
259 typedef struct subpicture_region_t subpicture_region_t;
260 typedef struct text_style_t text_style_t;
262 typedef struct image_handler_t image_handler_t;
265 typedef struct sout_instance_t sout_instance_t;
266 typedef struct sout_instance_sys_t sout_instance_sys_t;
268 typedef struct sout_input_t sout_input_t;
269 typedef struct sout_packetizer_input_t sout_packetizer_input_t;
271 typedef struct sout_access_out_t sout_access_out_t;
272 typedef struct sout_access_out_sys_t sout_access_out_sys_t;
274 typedef struct sout_mux_t sout_mux_t;
275 typedef struct sout_mux_sys_t sout_mux_sys_t;
277 typedef struct sout_stream_t sout_stream_t;
278 typedef struct sout_stream_sys_t sout_stream_sys_t;
280 typedef struct config_chain_t config_chain_t;
281 typedef struct session_descriptor_t session_descriptor_t;
282 typedef struct announce_method_t announce_method_t;
284 typedef struct sout_param_t sout_param_t;
285 typedef struct sout_pcat_t sout_pcat_t;
286 typedef struct sout_std_t sout_std_t;
287 typedef struct sout_display_t sout_display_t;
288 typedef struct sout_duplicate_t sout_duplicate_t;
289 typedef struct sout_transcode_t sout_transcode_t;
290 typedef struct sout_chain_t sout_chain_t;
291 typedef struct streaming_profile_t streaming_profile_t;
292 typedef struct sout_module_t sout_module_t;
293 typedef struct sout_gui_descr_t sout_gui_descr_t;
294 typedef struct profile_parser_t profile_parser_t;
297 typedef struct decoder_t decoder_t;
298 typedef struct decoder_sys_t decoder_sys_t;
299 typedef struct decoder_synchro_t decoder_synchro_t;
302 typedef struct encoder_t encoder_t;
303 typedef struct encoder_sys_t encoder_sys_t;
306 typedef struct filter_t filter_t;
307 typedef struct filter_sys_t filter_sys_t;
310 typedef struct network_socket_t network_socket_t;
311 typedef struct virtual_socket_t v_socket_t;
312 typedef struct sockaddr sockaddr;
313 typedef struct addrinfo addrinfo;
314 typedef struct vlc_acl_t vlc_acl_t;
315 typedef struct vlc_url_t vlc_url_t;
318 typedef struct iso639_lang_t iso639_lang_t;
319 typedef struct device_t device_t;
320 typedef struct device_probe_t device_probe_t;
321 typedef struct probe_sys_t probe_sys_t;
324 typedef struct block_t block_t;
325 typedef struct block_fifo_t block_fifo_t;
328 typedef struct httpd_t httpd_t;
329 typedef struct httpd_host_t httpd_host_t;
330 typedef struct httpd_url_t httpd_url_t;
331 typedef struct httpd_client_t httpd_client_t;
332 typedef struct httpd_callback_sys_t httpd_callback_sys_t;
333 typedef struct httpd_message_t httpd_message_t;
334 typedef int (*httpd_callback_t)( httpd_callback_sys_t *, httpd_client_t *, httpd_message_t *answer, const httpd_message_t *query );
335 typedef struct httpd_file_t httpd_file_t;
336 typedef struct httpd_file_sys_t httpd_file_sys_t;
337 typedef int (*httpd_file_callback_t)( httpd_file_sys_t *, httpd_file_t *, uint8_t *psz_request, uint8_t **pp_data, int *pi_data );
338 typedef struct httpd_handler_t httpd_handler_t;
339 typedef struct httpd_handler_sys_t httpd_handler_sys_t;
340 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 );
341 typedef struct httpd_redirect_t httpd_redirect_t;
342 typedef struct httpd_stream_t httpd_stream_t;
345 typedef struct tls_server_t tls_server_t;
346 typedef struct tls_session_t tls_session_t;
349 typedef struct md5_s md5_t;
352 typedef struct xml_t xml_t;
353 typedef struct xml_sys_t xml_sys_t;
354 typedef struct xml_reader_t xml_reader_t;
355 typedef struct xml_reader_sys_t xml_reader_sys_t;
358 typedef struct vod_t vod_t;
359 typedef struct vod_sys_t vod_sys_t;
360 typedef struct vod_media_t vod_media_t;
363 typedef struct opengl_t opengl_t;
364 typedef struct opengl_sys_t opengl_sys_t;
367 typedef struct osd_menu_t osd_menu_t;
368 typedef struct osd_state_t osd_state_t;
369 typedef struct osd_event_t osd_event_t;
370 typedef struct osd_button_t osd_button_t;
371 typedef struct osd_menu_state_t osd_menu_state_t;
374 typedef struct vlm_t vlm_t;
375 typedef struct vlm_message_t vlm_message_t;
378 typedef struct vlc_meta_t vlc_meta_t;
381 typedef struct counter_t counter_t;
382 typedef struct counter_sample_t counter_sample_t;
383 typedef struct stats_handler_t stats_handler_t;
384 typedef struct input_stats_t input_stats_t;
387 typedef struct update_t update_t;
388 typedef struct update_iterator_t update_iterator_t;
391 typedef struct meta_engine_t meta_engine_t;
393 /* stat/lstat/fstat */
395 #include <sys/stat.h>
399 #define stat _stati64
400 #define fstat _fstati64
403 /* You should otherwise use vlc_stat and vlc_lstat. */
409 * VLC value structure
418 vlc_object_t * p_object;
421 struct { int32_t x; int32_t y; } coords;
423 /* Make sure the structure is at least 64bits */
434 vlc_value_t * p_values;
440 * \defgroup var_type Variable types
441 * These are the different types a vlc variable can have.
444 #define VLC_VAR_VOID 0x0010
445 #define VLC_VAR_BOOL 0x0020
446 #define VLC_VAR_INTEGER 0x0030
447 #define VLC_VAR_HOTKEY 0x0031
448 #define VLC_VAR_STRING 0x0040
449 #define VLC_VAR_MODULE 0x0041
450 #define VLC_VAR_FILE 0x0042
451 #define VLC_VAR_DIRECTORY 0x0043
452 #define VLC_VAR_VARIABLE 0x0044
453 #define VLC_VAR_FLOAT 0x0050
454 #define VLC_VAR_TIME 0x0060
455 #define VLC_VAR_ADDRESS 0x0070
456 #define VLC_VAR_MUTEX 0x0080
457 #define VLC_VAR_LIST 0x0090
458 #define VLC_VAR_COORDS 0x00A0
461 /*****************************************************************************
462 * Error values (shouldn't be exposed)
463 *****************************************************************************/
464 #define VLC_SUCCESS -0 /* No error */
465 #define VLC_ENOMEM -1 /* Not enough memory */
466 #define VLC_ETIMEOUT -3 /* Timeout */
468 #define VLC_ENOMOD -10 /* Module not found */
470 #define VLC_ENOOBJ -20 /* Object not found */
472 #define VLC_ENOVAR -30 /* Variable not found */
473 #define VLC_EBADVAR -31 /* Bad variable value */
475 #define VLC_ENOITEM -40 /**< Item not found */
477 #define VLC_EEXIT -255 /* Program exited */
478 #define VLC_EEXITSUCCESS -999 /* Program exited successfully */
479 #define VLC_EGENERIC -666 /* Generic error */
481 /*****************************************************************************
483 *****************************************************************************/
484 typedef int ( * vlc_callback_t ) ( vlc_object_t *, /* variable's object */
485 char const *, /* variable name */
486 vlc_value_t, /* old value */
487 vlc_value_t, /* new value */
488 void * ); /* callback data */
490 /*****************************************************************************
492 *****************************************************************************/
495 # define LIBVLC_EXTERN extern "C"
497 # define LIBVLC_EXTERN extern
499 #if defined (WIN32) && defined (DLL_EXPORT)
500 #if defined (UNDER_CE)
503 # define LIBVLC_EXPORT __declspec(dllexport)
505 # define LIBVLC_EXPORT
507 #define VLC_EXPORT( type, name, args ) \
508 LIBVLC_EXTERN LIBVLC_EXPORT type name args
510 /*****************************************************************************
511 * OS-specific headers and thread types
512 *****************************************************************************/
513 #if defined( WIN32 ) || defined( UNDER_CE )
514 # define WIN32_LEAN_AND_MEAN
515 # include <windows.h>
518 #include "vlc_mtime.h"
519 #include "vlc_threads.h"
521 /*****************************************************************************
522 * Common structure members
523 *****************************************************************************/
525 /* VLC_COMMON_MEMBERS : members common to all basic vlc objects */
526 #define VLC_COMMON_MEMBERS \
527 /** \name VLC_COMMON_MEMBERS \
528 * these members are common for all vlc objects \
531 const char *psz_object_type; \
533 /* Messages header */ \
537 /* Object properties */ \
538 volatile bool b_die; /**< set by the outside */ \
539 bool b_force; /**< set by the outside (eg. module_need()) */ \
541 /* Stuff related to the libvlc structure */ \
542 libvlc_int_t *p_libvlc; /**< (root of all evil) - 1 */ \
544 vlc_object_t * p_parent; /**< our parent */ \
548 /* VLC_OBJECT: attempt at doing a clever cast */
549 #if defined( __GNUC__ ) && __GNUC__ > 3
551 # define VLC_OBJECT( x ) \
552 __builtin_choose_expr(__builtin_offsetof(__typeof__(*x), psz_object_type), \
553 (void)0 /* screw you */, (vlc_object_t *)(x))
555 # define VLC_OBJECT( x ) \
556 ((vlc_object_t *)(x) \
557 + 0 * __builtin_offsetof(__typeof__(*x), psz_object_type))
560 # define VLC_OBJECT( x ) ((vlc_object_t *)(x))
563 typedef struct gc_object_t
567 void (*pf_destructor) (struct gc_object_t *);
571 * These members are common to all objects that wish to be garbage-collected.
573 #define VLC_GC_MEMBERS gc_object_t vlc_gc_data;
575 VLC_EXPORT(void *, vlc_gc_init, (gc_object_t *, void (*)(gc_object_t *)));
576 VLC_EXPORT(void *, vlc_hold, (gc_object_t *));
577 VLC_EXPORT(void, vlc_release, (gc_object_t *));
579 #define vlc_gc_init( a,b ) vlc_gc_init( &(a)->vlc_gc_data, (b) )
580 #define vlc_gc_incref( a ) vlc_hold( &(a)->vlc_gc_data )
581 #define vlc_gc_decref( a ) vlc_release( &(a)->vlc_gc_data )
582 #define vlc_priv( gc, t ) ((t *)(((char *)(gc)) - offsetof(t, vlc_gc_data)))
584 /*****************************************************************************
585 * Macros and inline functions
586 *****************************************************************************/
588 /* CEIL: division with round to nearest greater integer */
589 #define CEIL(n, d) ( ((n) / (d)) + ( ((n) % (d)) ? 1 : 0) )
591 /* PAD: PAD(n, d) = CEIL(n ,d) * d */
592 #define PAD(n, d) ( ((n) % (d)) ? ((((n) / (d)) + 1) * (d)) : (n) )
594 /* __MAX and __MIN: self explanatory */
596 # define __MAX(a, b) ( ((a) > (b)) ? (a) : (b) )
599 # define __MIN(a, b) ( ((a) < (b)) ? (a) : (b) )
603 static inline int64_t GCD ( int64_t a, int64_t b )
614 /* function imported from libavutil/common.h */
616 static inline uint8_t clip_uint8_vlc( int32_t a )
618 if( a&(~255) ) return (-a)>>31;
622 /* Count leading zeroes */
624 static inline unsigned clz (unsigned x)
627 return __builtin_clz (x);
629 unsigned i = sizeof (x) * 8;
640 #define clz8( x ) (clz(x) - ((sizeof(unsigned) - sizeof (uint8_t)) * 8))
641 #define clz16( x ) (clz(x) - ((sizeof(unsigned) - sizeof (uint16_t)) * 8))
642 /* XXX: this assumes that int is 32-bits or more */
643 #define clz32( x ) (clz(x) - ((sizeof(unsigned) - sizeof (uint32_t)) * 8))
645 /* Free and set set the variable to NULL */
646 #define FREENULL(a) do { free( a ); a = NULL; } while(0)
648 #define EMPTY_STR(str) (!str || !*str)
650 VLC_EXPORT( char const *, vlc_error, ( int ) LIBVLC_USED );
652 #include <vlc_arrays.h>
654 /* MSB (big endian)/LSB (little endian) conversions - network order is always
655 * MSB, and should be used for both network communications and files. */
657 static inline uint16_t U16_AT( const void * _p )
659 const uint8_t * p = (const uint8_t *)_p;
660 return ( ((uint16_t)p[0] << 8) | p[1] );
664 static inline uint32_t U32_AT( const void * _p )
666 const uint8_t * p = (const uint8_t *)_p;
667 return ( ((uint32_t)p[0] << 24) | ((uint32_t)p[1] << 16)
668 | ((uint32_t)p[2] << 8) | p[3] );
672 static inline uint64_t U64_AT( const void * _p )
674 const uint8_t * p = (const uint8_t *)_p;
675 return ( ((uint64_t)p[0] << 56) | ((uint64_t)p[1] << 48)
676 | ((uint64_t)p[2] << 40) | ((uint64_t)p[3] << 32)
677 | ((uint64_t)p[4] << 24) | ((uint64_t)p[5] << 16)
678 | ((uint64_t)p[6] << 8) | p[7] );
682 static inline uint16_t GetWLE( const void * _p )
684 const uint8_t * p = (const uint8_t *)_p;
685 return ( ((uint16_t)p[1] << 8) | p[0] );
689 static inline uint32_t GetDWLE( const void * _p )
691 const uint8_t * p = (const uint8_t *)_p;
692 return ( ((uint32_t)p[3] << 24) | ((uint32_t)p[2] << 16)
693 | ((uint32_t)p[1] << 8) | p[0] );
697 static inline uint64_t GetQWLE( const void * _p )
699 const uint8_t * p = (const uint8_t *)_p;
700 return ( ((uint64_t)p[7] << 56) | ((uint64_t)p[6] << 48)
701 | ((uint64_t)p[5] << 40) | ((uint64_t)p[4] << 32)
702 | ((uint64_t)p[3] << 24) | ((uint64_t)p[2] << 16)
703 | ((uint64_t)p[1] << 8) | p[0] );
706 #define GetWBE( p ) U16_AT( p )
707 #define GetDWBE( p ) U32_AT( p )
708 #define GetQWBE( p ) U64_AT( p )
710 /* Helper writer functions */
711 #define SetWLE( p, v ) _SetWLE( (uint8_t*)(p), v)
712 static inline void _SetWLE( uint8_t *p, uint16_t i_dw )
714 p[1] = ( i_dw >> 8 )&0xff;
715 p[0] = ( i_dw )&0xff;
718 #define SetDWLE( p, v ) _SetDWLE( (uint8_t*)(p), v)
719 static inline void _SetDWLE( uint8_t *p, uint32_t i_dw )
721 p[3] = ( i_dw >> 24 )&0xff;
722 p[2] = ( i_dw >> 16 )&0xff;
723 p[1] = ( i_dw >> 8 )&0xff;
724 p[0] = ( i_dw )&0xff;
726 #define SetQWLE( p, v ) _SetQWLE( (uint8_t*)(p), v)
727 static inline void _SetQWLE( uint8_t *p, uint64_t i_qw )
729 SetDWLE( p, i_qw&0xffffffff );
730 SetDWLE( p+4, ( i_qw >> 32)&0xffffffff );
732 #define SetWBE( p, v ) _SetWBE( (uint8_t*)(p), v)
733 static inline void _SetWBE( uint8_t *p, uint16_t i_dw )
735 p[0] = ( i_dw >> 8 )&0xff;
736 p[1] = ( i_dw )&0xff;
739 #define SetDWBE( p, v ) _SetDWBE( (uint8_t*)(p), v)
740 static inline void _SetDWBE( uint8_t *p, uint32_t i_dw )
742 p[0] = ( i_dw >> 24 )&0xff;
743 p[1] = ( i_dw >> 16 )&0xff;
744 p[2] = ( i_dw >> 8 )&0xff;
745 p[3] = ( i_dw )&0xff;
747 #define SetQWBE( p, v ) _SetQWBE( (uint8_t*)(p), v)
748 static inline void _SetQWBE( uint8_t *p, uint64_t i_qw )
750 SetDWBE( p+4, i_qw&0xffffffff );
751 SetDWBE( p, ( i_qw >> 32)&0xffffffff );
754 #define hton16(i) htons(i)
755 #define hton32(i) htonl(i)
756 #define ntoh16(i) ntohs(i)
757 #define ntoh32(i) ntohl(i)
760 static inline uint64_t ntoh64 (uint64_t ll)
762 union { uint64_t qw; uint8_t b[16]; } v = { ll };
763 return ((uint64_t)v.b[0] << 56)
764 | ((uint64_t)v.b[1] << 48)
765 | ((uint64_t)v.b[2] << 40)
766 | ((uint64_t)v.b[3] << 32)
767 | ((uint64_t)v.b[4] << 24)
768 | ((uint64_t)v.b[5] << 16)
769 | ((uint64_t)v.b[6] << 8)
770 | ((uint64_t)v.b[7] << 0);
772 #define hton64(i) ntoh64(i)
775 #define VLC_UNUSED(x) (void)(x)
777 /* Stuff defined in src/extras/libc.c */
779 #if defined(WIN32) || defined(UNDER_CE)
780 /* win32, cl and icl support */
781 # if defined( _MSC_VER ) || !defined( __MINGW32__ )
782 # define __attribute__(x)
783 # define __inline__ __inline
784 # define S_IFBLK 0x3000 /* Block */
785 # define S_ISBLK(m) (0)
786 # define S_ISCHR(m) (0)
787 # define S_ISFIFO(m) (((m)&_S_IFMT) == _S_IFIFO)
788 # define S_ISREG(m) (((m)&_S_IFMT) == _S_IFREG)
791 /* several type definitions */
792 # if defined( __MINGW32__ )
793 # if !defined( _OFF_T_ )
794 typedef long long _off_t;
795 typedef _off_t off_t;
801 # define off_t long long
805 # if defined( _MSC_VER ) && !defined( __WXMSW__ )
806 # if !defined( _OFF_T_DEFINED )
807 typedef __int64 off_t;
808 # define _OFF_T_DEFINED
810 /* for wx compatibility typedef long off_t; */
811 # define off_t __int64
815 # if defined( __BORLANDC__ )
817 # define off_t unsigned __int64
821 # define O_NONBLOCK 0
825 # define alloca _alloca
831 VLC_EXPORT( bool, vlc_ureduce, ( unsigned *, unsigned *, uint64_t, uint64_t, uint64_t ) );
833 /* iconv wrappers (defined in src/extras/libc.c) */
834 typedef void *vlc_iconv_t;
835 VLC_EXPORT( vlc_iconv_t, vlc_iconv_open, ( const char *, const char * ) LIBVLC_USED );
836 VLC_EXPORT( size_t, vlc_iconv, ( vlc_iconv_t, const char **, size_t *, char **, size_t * ) LIBVLC_USED );
837 VLC_EXPORT( int, vlc_iconv_close, ( vlc_iconv_t ) );
839 /* execve wrapper (defined in src/extras/libc.c) */
840 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 );
841 #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)
843 /* dir wrappers (defined in src/extras/libc.c) */
844 VLC_EXPORT(int, vlc_wclosedir, ( void *_p_dir ));
846 VLC_EXPORT( void, vlc_tdestroy, ( void *, void (*)(void *) ) );
848 /* Fast large memory copy and memory set */
849 VLC_EXPORT( void *, vlc_memcpy, ( void *, const void *, size_t ) );
850 VLC_EXPORT( void *, vlc_memset, ( void *, int, size_t ) );
852 /*****************************************************************************
854 *****************************************************************************/
855 VLC_EXPORT( char *, vlc_gettext, ( const char *msgid ) LIBVLC_FORMAT_ARG(1) );
858 static inline const char *vlc_pgettext( const char *ctx, const char *id )
860 const char *tr = vlc_gettext( id );
861 return (tr == ctx) ? id : tr;
864 /*****************************************************************************
865 * Loosy memory allocation functions. Do not use in new code.
866 *****************************************************************************/
867 static inline void *xmalloc (size_t len)
869 void *ptr = malloc (len);
870 if (unlikely (ptr == NULL))
875 static inline void *xrealloc (void *ptr, size_t len)
877 void *nptr = realloc (ptr, len);
878 if (unlikely (nptr == NULL))
883 /*****************************************************************************
885 *****************************************************************************/
886 VLC_EXPORT( const char *, VLC_Version, ( void ) LIBVLC_USED );
887 VLC_EXPORT( const char *, VLC_CompileBy, ( void ) LIBVLC_USED );
888 VLC_EXPORT( const char *, VLC_CompileHost, ( void ) LIBVLC_USED );
889 VLC_EXPORT( const char *, VLC_Compiler, ( void ) LIBVLC_USED );
891 /*****************************************************************************
892 * Additional vlc stuff
893 *****************************************************************************/
894 #include "vlc_messages.h"
895 #include "vlc_objects.h"
896 #include "vlc_variables.h"
897 #include "vlc_modules.h"
898 #include "vlc_main.h"
899 #include "vlc_configuration.h"
901 #if defined( WIN32 ) || defined( UNDER_CE )
902 # define DIR_SEP_CHAR '\\'
903 # define DIR_SEP "\\"
904 # define PATH_SEP_CHAR ';'
905 # define PATH_SEP ";"
907 # define DIR_SEP_CHAR '/'
909 # define PATH_SEP_CHAR ':'
910 # define PATH_SEP ":"
913 #define LICENSE_MSG \
914 _("This program comes with NO WARRANTY, to the extent permitted by " \
915 "law.\nYou may redistribute it under the terms of the GNU General " \
916 "Public License;\nsee the file named COPYING for details.\n" \
917 "Written by the VideoLAN team; see the AUTHORS file.\n")
919 #endif /* !VLC_COMMON_H */