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
32 /*****************************************************************************
33 * Required vlc headers
34 *****************************************************************************/
35 #if defined( _MSC_VER )
36 # pragma warning( disable : 4244 )
39 #include "vlc_config.h"
41 /*****************************************************************************
42 * Required system headers
43 *****************************************************************************/
55 /*****************************************************************************
56 * Basic types definitions
57 *****************************************************************************/
58 #if defined( WIN32 ) || defined( UNDER_CE )
61 # define PATH_MAX MAX_PATH
65 /* Counter for statistics and profiling */
66 typedef unsigned long count_t;
68 /* DCT elements types */
69 typedef int16_t dctelem_t;
71 /* Video buffer types */
72 typedef uint8_t yuv_data_t;
75 typedef uint16_t audio_volume_t;
78 * High precision date or time interval
80 * Store a high precision date or time interval. The maximum precision is the
81 * microsecond, and a 64 bits integer is used to avoid overflows (maximum
82 * time interval is then 292271 years, which should be long enough for any
83 * video). Dates are stored as microseconds since a common date (usually the
84 * epoch). Note that date and time intervals can be manipulated using regular
85 * arithmetic operators, and that no special functions are required.
87 typedef int64_t mtime_t;
90 * The vlc_fourcc_t type.
92 * See http://www.webartz.com/fourcc/ for a very detailed list.
94 typedef uint32_t vlc_fourcc_t;
96 #ifdef WORDS_BIGENDIAN
97 # define VLC_FOURCC( a, b, c, d ) \
98 ( ((uint32_t)d) | ( ((uint32_t)c) << 8 ) \
99 | ( ((uint32_t)b) << 16 ) | ( ((uint32_t)a) << 24 ) )
100 # define VLC_TWOCC( a, b ) \
101 ( (uint16_t)(b) | ( (uint16_t)(a) << 8 ) )
104 # define VLC_FOURCC( a, b, c, d ) \
105 ( ((uint32_t)a) | ( ((uint32_t)b) << 8 ) \
106 | ( ((uint32_t)c) << 16 ) | ( ((uint32_t)d) << 24 ) )
107 # define VLC_TWOCC( a, b ) \
108 ( (uint16_t)(a) | ( (uint16_t)(b) << 8 ) )
112 static inline void __vlc_fourcc_to_char( vlc_fourcc_t fcc, char *psz_fourcc )
114 memcpy( psz_fourcc, &fcc, 4 );
117 #define vlc_fourcc_to_char( a, b ) \
118 __vlc_fourcc_to_char( (vlc_fourcc_t)(a), (char *)(b) )
120 /*****************************************************************************
121 * Classes declaration
122 *****************************************************************************/
125 typedef struct vlc_list_t vlc_list_t;
126 typedef struct vlc_object_t vlc_object_t;
127 typedef struct libvlc_int_t libvlc_int_t;
128 typedef struct variable_t variable_t;
129 typedef struct date_t date_t;
130 typedef struct dict_entry_t dict_entry_t;
131 typedef struct dict_t dict_t;
132 typedef struct gc_object_t gc_object_t ;
135 typedef struct msg_subscription_t msg_subscription_t;
144 PLAYLIST_PLAY, /**< No arg. res=can fail*/
145 PLAYLIST_VIEWPLAY, /**< arg1= playlist_item_t*,*/
146 /** arg2 = playlist_item_t* , res=can fail */
147 PLAYLIST_PAUSE, /**< No arg res=can fail*/
148 PLAYLIST_STOP, /**< No arg res=can fail*/
149 PLAYLIST_SKIP, /**< arg1=int, res=can fail*/
150 } playlist_command_t;
153 typedef struct playlist_t playlist_t;
154 typedef struct playlist_item_t playlist_item_t;
155 typedef struct playlist_view_t playlist_view_t;
156 typedef struct playlist_export_t playlist_export_t;
157 typedef struct services_discovery_t services_discovery_t;
158 typedef struct services_discovery_sys_t services_discovery_sys_t;
159 typedef struct playlist_add_t playlist_add_t;
160 typedef struct playlist_preparse_t playlist_preparse_t;
161 typedef struct playlist_fetcher_t playlist_fetcher_t;
164 typedef struct module_bank_t module_bank_t;
165 typedef struct module_t module_t;
166 typedef struct module_config_t module_config_t;
167 typedef struct module_symbols_t module_symbols_t;
168 typedef struct module_cache_t module_cache_t;
170 typedef struct config_category_t config_category_t;
173 typedef struct intf_thread_t intf_thread_t;
174 typedef struct intf_sys_t intf_sys_t;
175 typedef struct intf_console_t intf_console_t;
176 typedef struct intf_msg_t intf_msg_t;
177 typedef struct interaction_t interaction_t;
178 typedef struct interaction_dialog_t interaction_dialog_t;
179 typedef struct user_widget_t user_widget_t;
182 typedef struct input_thread_t input_thread_t;
183 typedef struct input_thread_sys_t input_thread_sys_t;
184 typedef struct input_item_t input_item_t;
185 typedef struct access_t access_t;
186 typedef struct access_sys_t access_sys_t;
187 typedef struct stream_t stream_t;
188 typedef struct stream_sys_t stream_sys_t;
189 typedef struct demux_t demux_t;
190 typedef struct demux_meta_t demux_meta_t;
191 typedef struct demux_sys_t demux_sys_t;
192 typedef struct es_out_t es_out_t;
193 typedef struct es_out_id_t es_out_id_t;
194 typedef struct es_out_sys_t es_out_sys_t;
195 typedef struct es_descriptor_t es_descriptor_t;
196 typedef struct seekpoint_t seekpoint_t;
197 typedef struct info_t info_t;
198 typedef struct info_category_t info_category_t;
199 typedef struct input_attachment_t input_attachment_t;
202 typedef struct audio_format_t audio_format_t;
203 typedef struct video_format_t video_format_t;
204 typedef struct subs_format_t subs_format_t;
205 typedef struct es_format_t es_format_t;
206 typedef struct video_palette_t video_palette_t;
209 typedef struct aout_instance_t aout_instance_t;
210 typedef struct aout_sys_t aout_sys_t;
211 typedef struct aout_fifo_t aout_fifo_t;
212 typedef struct aout_input_t aout_input_t;
213 typedef struct aout_buffer_t aout_buffer_t;
214 typedef audio_format_t audio_sample_format_t;
215 typedef struct audio_date_t audio_date_t;
216 typedef struct aout_filter_t aout_filter_t;
219 typedef struct vout_thread_t vout_thread_t;
220 typedef struct vout_sys_t vout_sys_t;
221 typedef struct chroma_sys_t chroma_sys_t;
223 typedef video_format_t video_frame_format_t;
224 typedef struct picture_t picture_t;
225 typedef struct picture_sys_t picture_sys_t;
226 typedef struct picture_heap_t picture_heap_t;
229 typedef struct spu_t spu_t;
230 typedef struct subpicture_t subpicture_t;
231 typedef struct subpicture_sys_t subpicture_sys_t;
232 typedef struct subpicture_region_t subpicture_region_t;
233 typedef struct text_style_t text_style_t;
235 typedef struct image_handler_t image_handler_t;
238 typedef struct sout_instance_t sout_instance_t;
239 typedef struct sout_instance_sys_t sout_instance_sys_t;
241 typedef struct sout_input_t sout_input_t;
242 typedef struct sout_packetizer_input_t sout_packetizer_input_t;
244 typedef struct sout_access_out_t sout_access_out_t;
245 typedef struct sout_access_out_sys_t sout_access_out_sys_t;
247 typedef struct sout_mux_t sout_mux_t;
248 typedef struct sout_mux_sys_t sout_mux_sys_t;
250 typedef struct sout_stream_t sout_stream_t;
251 typedef struct sout_stream_sys_t sout_stream_sys_t;
253 typedef struct config_chain_t config_chain_t;
254 typedef struct sap_session_t sap_session_t;
255 typedef struct sap_address_t sap_address_t;
256 typedef struct session_descriptor_t session_descriptor_t;
257 typedef struct announce_method_t announce_method_t;
258 typedef struct announce_handler_t announce_handler_t;
259 typedef struct sap_handler_t sap_handler_t;
261 typedef struct sout_param_t sout_param_t;
262 typedef struct sout_pcat_t sout_pcat_t;
263 typedef struct sout_std_t sout_std_t;
264 typedef struct sout_display_t sout_display_t;
265 typedef struct sout_duplicate_t sout_duplicate_t;
266 typedef struct sout_transcode_t sout_transcode_t;
267 typedef struct sout_chain_t sout_chain_t;
268 typedef struct streaming_profile_t streaming_profile_t;
269 typedef struct sout_module_t sout_module_t;
270 typedef struct sout_gui_descr_t sout_gui_descr_t;
271 typedef struct profile_parser_t profile_parser_t;
274 typedef struct decoder_t decoder_t;
275 typedef struct decoder_sys_t decoder_sys_t;
276 typedef struct decoder_synchro_t decoder_synchro_t;
279 typedef struct encoder_t encoder_t;
280 typedef struct encoder_sys_t encoder_sys_t;
283 typedef struct filter_t filter_t;
284 typedef struct filter_sys_t filter_sys_t;
287 typedef struct network_socket_t network_socket_t;
288 typedef struct virtual_socket_t v_socket_t;
289 typedef struct sockaddr sockaddr;
290 typedef struct addrinfo addrinfo;
291 typedef struct vlc_acl_t vlc_acl_t;
292 typedef struct vlc_url_t vlc_url_t;
295 typedef struct iso639_lang_t iso639_lang_t;
296 typedef struct device_t device_t;
297 typedef struct device_probe_t device_probe_t;
298 typedef struct probe_sys_t probe_sys_t;
301 typedef struct block_t block_t;
302 typedef struct block_fifo_t block_fifo_t;
305 typedef struct httpd_t httpd_t;
306 typedef struct httpd_host_t httpd_host_t;
307 typedef struct httpd_url_t httpd_url_t;
308 typedef struct httpd_client_t httpd_client_t;
309 typedef struct httpd_callback_sys_t httpd_callback_sys_t;
310 typedef struct httpd_message_t httpd_message_t;
311 typedef int (*httpd_callback_t)( httpd_callback_sys_t *, httpd_client_t *, httpd_message_t *answer, const httpd_message_t *query );
312 typedef struct httpd_file_t httpd_file_t;
313 typedef struct httpd_file_sys_t httpd_file_sys_t;
314 typedef int (*httpd_file_callback_t)( httpd_file_sys_t *, httpd_file_t *, uint8_t *psz_request, uint8_t **pp_data, int *pi_data );
315 typedef struct httpd_handler_t httpd_handler_t;
316 typedef struct httpd_handler_sys_t httpd_handler_sys_t;
317 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 );
318 typedef struct httpd_redirect_t httpd_redirect_t;
319 typedef struct httpd_stream_t httpd_stream_t;
322 typedef struct tls_server_t tls_server_t;
323 typedef struct tls_session_t tls_session_t;
326 typedef struct md5_s md5_t;
329 typedef struct xml_t xml_t;
330 typedef struct xml_sys_t xml_sys_t;
331 typedef struct xml_reader_t xml_reader_t;
332 typedef struct xml_reader_sys_t xml_reader_sys_t;
335 typedef struct vod_t vod_t;
336 typedef struct vod_sys_t vod_sys_t;
337 typedef struct vod_media_t vod_media_t;
340 typedef struct opengl_t opengl_t;
341 typedef struct opengl_sys_t opengl_sys_t;
344 typedef struct osd_menu_t osd_menu_t;
345 typedef struct osd_state_t osd_state_t;
346 typedef struct osd_event_t osd_event_t;
347 typedef struct osd_button_t osd_button_t;
348 typedef struct osd_menu_state_t osd_menu_state_t;
351 typedef struct vlm_t vlm_t;
352 typedef struct vlm_message_t vlm_message_t;
355 typedef struct vlc_meta_t vlc_meta_t;
356 typedef struct meta_export_t meta_export_t;
359 typedef struct counter_t counter_t;
360 typedef struct counter_sample_t counter_sample_t;
361 typedef struct stats_handler_t stats_handler_t;
362 typedef struct input_stats_t input_stats_t;
363 typedef struct global_stats_t global_stats_t;
366 typedef struct update_t update_t;
367 typedef struct update_iterator_t update_iterator_t;
370 typedef struct meta_engine_t meta_engine_t;
372 /* stat/lstat/fstat */
374 #include <sys/stat.h>
376 #define stat _stati64
377 #define fstat _fstati64
378 /* You should otherwise use utf8_stat and utf8_lstat. */
384 * VLC value structure
393 vlc_object_t * p_object;
397 struct { char *psz_name; int i_object_id; } var;
399 /* Make sure the structure is at least 64bits */
400 struct { char a, b, c, d, e, f, g, h; } padding;
410 vlc_value_t * p_values;
416 * \defgroup var_type Variable types
417 * These are the different types a vlc variable can have.
420 #define VLC_VAR_VOID 0x0010
421 #define VLC_VAR_BOOL 0x0020
422 #define VLC_VAR_INTEGER 0x0030
423 #define VLC_VAR_HOTKEY 0x0031
424 #define VLC_VAR_STRING 0x0040
425 #define VLC_VAR_MODULE 0x0041
426 #define VLC_VAR_FILE 0x0042
427 #define VLC_VAR_DIRECTORY 0x0043
428 #define VLC_VAR_VARIABLE 0x0044
429 #define VLC_VAR_FLOAT 0x0050
430 #define VLC_VAR_TIME 0x0060
431 #define VLC_VAR_ADDRESS 0x0070
432 #define VLC_VAR_MUTEX 0x0080
433 #define VLC_VAR_LIST 0x0090
436 /*****************************************************************************
437 * Error values (shouldn't be exposed)
438 *****************************************************************************/
439 #define VLC_SUCCESS -0 /* No error */
440 #define VLC_ENOMEM -1 /* Not enough memory */
441 #define VLC_ETHREAD -2 /* Thread error */
442 #define VLC_ETIMEOUT -3 /* Timeout */
444 #define VLC_ENOMOD -10 /* Module not found */
446 #define VLC_ENOOBJ -20 /* Object not found */
447 #define VLC_EBADOBJ -21 /* Bad object type */
449 #define VLC_ENOVAR -30 /* Variable not found */
450 #define VLC_EBADVAR -31 /* Bad variable value */
452 #define VLC_ENOITEM -40 /**< Item not found */
454 #define VLC_EEXIT -255 /* Program exited */
455 #define VLC_EEXITSUCCESS -999 /* Program exited successfully */
456 #define VLC_EGENERIC -666 /* Generic error */
458 /*****************************************************************************
460 *****************************************************************************/
461 typedef int ( * vlc_callback_t ) ( vlc_object_t *, /* variable's object */
462 char const *, /* variable name */
463 vlc_value_t, /* old value */
464 vlc_value_t, /* new value */
465 void * ); /* callback data */
467 /*****************************************************************************
469 *****************************************************************************/
472 # define LIBVLC_EXTERN extern "C"
474 # define LIBVLC_EXTERN extern
476 #if defined (WIN32) && defined (DLL_EXPORT)
477 # define LIBVLC_EXPORT __declspec(dllexport)
479 # define LIBVLC_EXPORT
481 #define VLC_EXPORT( type, name, args ) \
482 LIBVLC_EXTERN LIBVLC_EXPORT type name args
484 /*****************************************************************************
485 * OS-specific headers and thread types
486 *****************************************************************************/
487 #if defined( WIN32 ) || defined( UNDER_CE )
488 # define WIN32_LEAN_AND_MEAN
489 # include <windows.h>
490 # if defined( UNDER_CE )
493 # define IS_WINNT ( GetVersion() < 0x80000000 )
497 #include "vlc_mtime.h"
498 #include "vlc_threads.h"
500 typedef struct vlc_object_internals_t vlc_object_internals_t;
502 /*****************************************************************************
503 * Common structure members
504 *****************************************************************************/
506 /* VLC_COMMON_MEMBERS : members common to all basic vlc objects */
507 #define VLC_COMMON_MEMBERS \
508 /** \name VLC_COMMON_MEMBERS \
509 * these members are common for all vlc objects \
514 const char *psz_object_type; \
515 char *psz_object_name; \
517 /* Messages header */ \
521 /* Object access lock */ \
522 vlc_mutex_t object_lock; \
523 vlc_cond_t object_wait; \
525 /* Object properties */ \
526 volatile bool b_error; /**< set by the object */ \
527 volatile bool b_die; /**< set by the outside */ \
528 volatile bool b_dead; /**< set by the object */ \
529 bool b_force; /**< set by the outside (eg. module_Need()) */ \
531 /* Stuff related to the libvlc structure */ \
532 libvlc_int_t *p_libvlc; /**< (root of all evil) - 1 */ \
534 vlc_object_t * p_parent; /**< our parent */ \
539 /** Just a reminder so that people don't cast garbage */ \
540 int be_sure_to_add_VLC_COMMON_MEMBERS_to_struct; \
543 /* VLC_OBJECT: attempt at doing a clever cast */
544 #define VLC_OBJECT( x ) \
545 (((vlc_object_t *)(x))+0*(x)->be_sure_to_add_VLC_COMMON_MEMBERS_to_struct)
547 #define VLC_GC_MEMBERS \
548 /** \name VLC_GC_MEMBERS \
549 * these members are common to all objects that wish to be garbage-collected \
553 void (*pf_destructor) ( gc_object_t * ); \
554 void *p_destructor_arg; \
562 static inline void __vlc_gc_incref( gc_object_t * p_gc )
564 p_gc->i_gc_refcount ++;
567 static inline void __vlc_gc_decref( gc_object_t *p_gc )
571 p_gc->i_gc_refcount -- ;
573 if( p_gc->i_gc_refcount == 0 )
575 p_gc->pf_destructor( p_gc );
576 /* Do not use the p_gc pointer from now on ! */
581 __vlc_gc_init( gc_object_t * p_gc, void (*pf_destructor)( gc_object_t * ),
584 p_gc->i_gc_refcount = 1;
585 p_gc->pf_destructor = pf_destructor;
586 p_gc->p_destructor_arg = 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) )
612 static inline int64_t GCD( int64_t a, int64_t b )
623 /* function imported from libavutil/common.h */
624 static inline uint8_t clip_uint8_vlc( int32_t a )
626 if( a&(~255) ) return (-a)>>31;
630 /* Malloc with automatic error */
631 #define MALLOC_VOID( var, type ) do { var = (type*)malloc( sizeof( type) ); \
632 if( !var ) return; } while(0)
633 #define MALLOC_NULL( var, type ) do { var = (type*)malloc( sizeof( type) ); \
634 if( !var ) return NULL; } while(0)
635 #define MALLOC_ERR( var, type ) do { var = (type*)malloc( sizeof( type) ); \
636 if( !var ) return VLC_ENOMEM; } while(0)
637 #define MALLOC_GOTOERR( var, type ) do { var = (type*)malloc( sizeof( type) ); \
638 if( !var ) goto error; } while(0)
639 #define DECMALLOC_VOID( var, type ) type* var = (type*)malloc( sizeof(type) );\
641 #define DECMALLOC_ERR( var, type ) type* var = (type*)malloc( sizeof(type) );\
642 if( !var ) return VLC_ENOMEM;
643 #define DECMALLOC_NULL( var, type ) type* var = (type*)malloc( sizeof(type) );\
644 if( !var ) return 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 ) );
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. Note that
656 * byte orders other than little and big endians are not supported, but only
657 * the VAX seems to have such exotic properties. */
658 static inline uint16_t U16_AT( const void * _p )
660 const uint8_t * p = (const uint8_t *)_p;
661 return ( ((uint16_t)p[0] << 8) | p[1] );
663 static inline uint32_t U32_AT( const void * _p )
665 const uint8_t * p = (const uint8_t *)_p;
666 return ( ((uint32_t)p[0] << 24) | ((uint32_t)p[1] << 16)
667 | ((uint32_t)p[2] << 8) | p[3] );
669 static inline uint64_t U64_AT( const void * _p )
671 const uint8_t * p = (const uint8_t *)_p;
672 return ( ((uint64_t)p[0] << 56) | ((uint64_t)p[1] << 48)
673 | ((uint64_t)p[2] << 40) | ((uint64_t)p[3] << 32)
674 | ((uint64_t)p[4] << 24) | ((uint64_t)p[5] << 16)
675 | ((uint64_t)p[6] << 8) | p[7] );
678 static inline uint16_t GetWLE( const void * _p )
680 const uint8_t * p = (const uint8_t *)_p;
681 return ( ((uint16_t)p[1] << 8) | p[0] );
683 static inline uint32_t GetDWLE( const void * _p )
685 const uint8_t * p = (const uint8_t *)_p;
686 return ( ((uint32_t)p[3] << 24) | ((uint32_t)p[2] << 16)
687 | ((uint32_t)p[1] << 8) | p[0] );
689 static inline uint64_t GetQWLE( const void * _p )
691 const uint8_t * p = (const uint8_t *)_p;
692 return ( ((uint64_t)p[7] << 56) | ((uint64_t)p[6] << 48)
693 | ((uint64_t)p[5] << 40) | ((uint64_t)p[4] << 32)
694 | ((uint64_t)p[3] << 24) | ((uint64_t)p[2] << 16)
695 | ((uint64_t)p[1] << 8) | p[0] );
698 #define GetWBE( p ) U16_AT( p )
699 #define GetDWBE( p ) U32_AT( p )
700 #define GetQWBE( p ) U64_AT( p )
702 /* Helper writer functions */
703 #define SetWLE( p, v ) _SetWLE( (uint8_t*)(p), v)
704 static inline void _SetWLE( uint8_t *p, uint16_t i_dw )
706 p[1] = ( i_dw >> 8 )&0xff;
707 p[0] = ( i_dw )&0xff;
710 #define SetDWLE( p, v ) _SetDWLE( (uint8_t*)(p), v)
711 static inline void _SetDWLE( uint8_t *p, uint32_t i_dw )
713 p[3] = ( i_dw >> 24 )&0xff;
714 p[2] = ( i_dw >> 16 )&0xff;
715 p[1] = ( i_dw >> 8 )&0xff;
716 p[0] = ( i_dw )&0xff;
718 #define SetQWLE( p, v ) _SetQWLE( (uint8_t*)(p), v)
719 static inline void _SetQWLE( uint8_t *p, uint64_t i_qw )
721 SetDWLE( p, i_qw&0xffffffff );
722 SetDWLE( p+4, ( i_qw >> 32)&0xffffffff );
724 #define SetWBE( p, v ) _SetWBE( (uint8_t*)(p), v)
725 static inline void _SetWBE( uint8_t *p, uint16_t i_dw )
727 p[0] = ( i_dw >> 8 )&0xff;
728 p[1] = ( i_dw )&0xff;
731 #define SetDWBE( p, v ) _SetDWBE( (uint8_t*)(p), v)
732 static inline void _SetDWBE( uint8_t *p, uint32_t i_dw )
734 p[0] = ( i_dw >> 24 )&0xff;
735 p[1] = ( i_dw >> 16 )&0xff;
736 p[2] = ( i_dw >> 8 )&0xff;
737 p[3] = ( i_dw )&0xff;
739 #define SetQWBE( p, v ) _SetQWBE( (uint8_t*)(p), v)
740 static inline void _SetQWBE( uint8_t *p, uint64_t i_qw )
742 SetDWBE( p+4, i_qw&0xffffffff );
743 SetDWBE( p, ( i_qw >> 32)&0xffffffff );
746 #define hton16(i) htons(i)
747 #define hton32(i) htonl(i)
748 #define ntoh16(i) ntohs(i)
749 #define ntoh32(i) ntohl(i)
751 static inline uint64_t ntoh64 (uint64_t ll)
753 union { uint64_t qw; uint8_t b[16]; } v = { ll };
754 return ((uint64_t)v.b[0] << 56)
755 | ((uint64_t)v.b[1] << 48)
756 | ((uint64_t)v.b[2] << 40)
757 | ((uint64_t)v.b[3] << 32)
758 | ((uint64_t)v.b[4] << 24)
759 | ((uint64_t)v.b[5] << 16)
760 | ((uint64_t)v.b[6] << 8)
761 | ((uint64_t)v.b[7] << 0);
763 #define hton64(i) ntoh64(i)
765 /* Format string sanity checks */
767 # define LIBVLC_FORMAT(x,y) __attribute__ ((format(printf,x,y)))
769 # define LIBVLC_FORMAT(x,y)
773 #define VLC_UNUSED(x) (void)(x)
775 /* Stuff defined in src/extras/libc.c */
776 VLC_EXPORT( size_t, vlc_strlcpy, ( char *, const char *, size_t ) );
777 VLC_EXPORT( long long, vlc_strtoll, ( const char *nptr, char **endptr, int base ) );
779 VLC_EXPORT( char *, vlc_strcasestr, ( const char *s1, const char *s2 ) );
781 #if defined(WIN32) || defined(UNDER_CE)
782 /* win32, cl and icl support */
783 # if defined( _MSC_VER ) || !defined( __MINGW32__ )
784 # define __attribute__(x)
785 # define __inline__ __inline
786 # define S_IFBLK 0x3000 /* Block */
787 # define S_ISBLK(m) (0)
788 # define S_ISCHR(m) (0)
789 # define S_ISFIFO(m) (((m)&_S_IFMT) == _S_IFIFO)
790 # define S_ISREG(m) (((m)&_S_IFMT) == _S_IFREG)
793 /* several type definitions */
794 # if defined( __MINGW32__ )
795 # if !defined( _OFF_T_ )
796 typedef long long _off_t;
797 typedef _off_t off_t;
803 # define off_t long long
807 # if defined( _MSC_VER ) && !defined( __WXMSW__ )
808 # if !defined( _OFF_T_DEFINED )
809 typedef __int64 off_t;
810 # define _OFF_T_DEFINED
812 /* for wx compatibility typedef long off_t; */
813 # define off_t __int64
817 # if defined( __BORLANDC__ )
819 # define off_t unsigned __int64
823 # define O_NONBLOCK 0
827 # define alloca _alloca
830 /* These two are not defined in mingw32 (bug?) */
832 # define snprintf _snprintf
835 # define vsnprintf _vsnprintf
841 VLC_EXPORT( bool, vlc_ureduce, ( unsigned *, unsigned *, uint64_t, uint64_t, uint64_t ) );
843 /* vlc_wraptext (defined in src/extras/libc.c) */
844 #define wraptext vlc_wraptext
845 VLC_EXPORT( char *, vlc_wraptext, ( const char *, int ) );
847 /* iconv wrappers (defined in src/extras/libc.c) */
848 typedef void *vlc_iconv_t;
849 VLC_EXPORT( vlc_iconv_t, vlc_iconv_open, ( const char *, const char * ) );
850 VLC_EXPORT( size_t, vlc_iconv, ( vlc_iconv_t, const char **, size_t *, char **, size_t * ) );
851 VLC_EXPORT( int, vlc_iconv_close, ( vlc_iconv_t ) );
853 /* execve wrapper (defined in src/extras/libc.c) */
854 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 ) );
855 #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)
857 /* dir wrappers (defined in src/extras/libc.c) */
858 VLC_EXPORT(int, vlc_wclosedir, ( void *_p_dir ));
860 /*****************************************************************************
862 *****************************************************************************/
863 #define CPU_CAPABILITY_NONE 0
864 #define CPU_CAPABILITY_486 (1<<0)
865 #define CPU_CAPABILITY_586 (1<<1)
866 #define CPU_CAPABILITY_PPRO (1<<2)
867 #define CPU_CAPABILITY_MMX (1<<3)
868 #define CPU_CAPABILITY_3DNOW (1<<4)
869 #define CPU_CAPABILITY_MMXEXT (1<<5)
870 #define CPU_CAPABILITY_SSE (1<<6)
871 #define CPU_CAPABILITY_SSE2 (1<<7)
872 #define CPU_CAPABILITY_ALTIVEC (1<<16)
873 #define CPU_CAPABILITY_FPU (1<<31)
874 VLC_EXPORT( unsigned, vlc_CPU, ( void ) );
876 typedef void *(*vlc_memcpy_t) (void *tgt, const void *src, size_t n);
877 typedef void *(*vlc_memset_t) (void *tgt, int c, size_t n);
879 VLC_EXPORT( void, vlc_fastmem_register, (vlc_memcpy_t cpy, vlc_memset_t set) );
880 VLC_EXPORT( void *, vlc_memcpy, ( void *, const void *, size_t ) );
881 VLC_EXPORT( void *, vlc_memset, ( void *, int, size_t ) );
883 /*****************************************************************************
885 *****************************************************************************/
886 VLC_EXPORT( char *, vlc_gettext, ( const char *msgid ) );
888 /*****************************************************************************
890 *****************************************************************************/
891 VLC_EXPORT( const char *, VLC_Version, ( void ) );
892 VLC_EXPORT( const char *, VLC_CompileBy, ( void ) );
893 VLC_EXPORT( const char *, VLC_CompileHost, ( void ) );
894 VLC_EXPORT( const char *, VLC_CompileDomain, ( void ) );
895 VLC_EXPORT( const char *, VLC_Compiler, ( void ) );
896 VLC_EXPORT( const char *, VLC_Error, ( int ) );
897 VLC_EXPORT( const char *, VLC_Changeset, ( void ) );
899 /*****************************************************************************
900 * Additional vlc stuff
901 *****************************************************************************/
902 #include "vlc_messages.h"
903 #include "vlc_variables.h"
904 #include "vlc_objects.h"
905 #include "vlc_modules.h"
906 #include "vlc_main.h"
907 #include "vlc_configuration.h"
909 #if defined( WIN32 ) || defined( UNDER_CE )
910 # define DIR_SEP_CHAR '\\'
911 # define DIR_SEP "\\"
912 # define PATH_SEP_CHAR ';'
913 # define PATH_SEP ";"
915 # define DIR_SEP_CHAR '/'
917 # define PATH_SEP_CHAR ':'
918 # define PATH_SEP ":"