vlc_common.h 25.6 KB
Newer Older
Sam Hocevar's avatar
 
Sam Hocevar committed
1 2 3 4 5
/*****************************************************************************
 * common.h: common definitions
 * Collection of useful common types and macros definitions
 *****************************************************************************
 * Copyright (C) 1998, 1999, 2000 VideoLAN
Gildas Bazin's avatar
 
Gildas Bazin committed
6
 * $Id: vlc_common.h,v 1.51 2003/01/28 12:30:44 gbazin Exp $
Sam Hocevar's avatar
 
Sam Hocevar committed
7 8 9 10 11 12 13 14 15
 *
 * Authors: Samuel Hocevar <sam@via.ecp.fr>
 *          Vincent Seguin <seguin@via.ecp.fr>
 *          Gildas Bazin <gbazin@netcourrier.com>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
16
 *
Sam Hocevar's avatar
 
Sam Hocevar committed
17 18 19 20 21 22 23 24 25 26
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111, USA.
 *****************************************************************************/

27
/*****************************************************************************
28
 * Required vlc headers
29
 *****************************************************************************/
30 31 32 33 34 35
#if defined( __BORLANDC__ )
#   undef PACKAGE
#endif

#include "config.h"

36 37 38
#if defined( __BORLANDC__ )
#   undef HAVE_VARIADIC_MACROS
#   undef HAVE_STDINT_H
39
#   undef HAVE_INTTYPES_H
40
#   undef off_t
41 42
#endif

43 44 45
#include "vlc_config.h"
#include "modules_inner.h"

Sam Hocevar's avatar
 
Sam Hocevar committed
46 47 48
/*****************************************************************************
 * Required system headers
 *****************************************************************************/
Sam Hocevar's avatar
 
Sam Hocevar committed
49 50 51 52 53 54 55
#ifdef HAVE_STRING_H
#   include <string.h>                                         /* strerror() */
#endif

#ifdef HAVE_SYS_TYPES_H
#   include <sys/types.h>
#endif
Sam Hocevar's avatar
 
Sam Hocevar committed
56 57 58 59

/*****************************************************************************
 * Basic types definitions
 *****************************************************************************/
60
#if defined( HAVE_STDINT_H )
61
#   include <stdint.h>
62 63
#elif defined( HAVE_INTTYPES_H )
#   include <inttypes.h>
64 65 66 67 68 69 70
#elif defined( SYS_CYGWIN )
#   include <sys/types.h>
    /* Cygwin only defines half of these... */
    typedef u_int8_t            uint8_t;
    typedef u_int16_t           uint16_t;
    typedef u_int32_t           uint32_t;
    typedef u_int64_t           uint64_t;
Sam Hocevar's avatar
 
Sam Hocevar committed
71
#else
72 73 74 75 76 77 78
    /* Fallback types (very x86-centric, sorry) */
    typedef unsigned char       uint8_t;
    typedef signed char         int8_t;
    typedef unsigned short      uint16_t;
    typedef signed short        int16_t;
    typedef unsigned int        uint32_t;
    typedef signed int          int32_t;
79 80 81
#   if defined( _MSC_VER ) \
      || defined( UNDER_CE ) \
      || ( defined( WIN32 ) && !defined( __MINGW32__ ) )
82 83
    typedef unsigned __int64    uint64_t;
    typedef signed __int64      int64_t;
84
#   else
85 86
    typedef unsigned long long  uint64_t;
    typedef signed long long    int64_t;
87
#   endif
Sam Hocevar's avatar
 
Sam Hocevar committed
88 89
#endif

90
typedef uint8_t                 byte_t;
91

Sam Hocevar's avatar
 
Sam Hocevar committed
92 93 94 95 96 97 98 99 100 101 102 103
/* ptrdiff_t definition */
#ifdef HAVE_STDDEF_H
#   include <stddef.h>
#else
#   include <malloc.h>
#   ifndef _PTRDIFF_T
#       define _PTRDIFF_T
/* Not portable in a 64-bit environment. */
typedef int                 ptrdiff_t;
#   endif
#endif

104
#if defined( WIN32 ) || defined( UNDER_CE )
Gildas Bazin's avatar
 
Gildas Bazin committed
105
typedef int                 ssize_t;
Xavier Marchesini's avatar
 
Xavier Marchesini committed
106 107
#endif

Sam Hocevar's avatar
 
Sam Hocevar committed
108 109 110 111
/* Counter for statistics and profiling */
typedef unsigned long       count_t;

/* DCT elements types */
112
typedef int16_t             dctelem_t;
Sam Hocevar's avatar
 
Sam Hocevar committed
113 114

/* Video buffer types */
115
typedef uint8_t             yuv_data_t;
Sam Hocevar's avatar
 
Sam Hocevar committed
116

117
/* Audio volume */
118 119
typedef uint16_t            audio_volume_t;

120 121 122 123
#ifndef HAVE_SOCKLEN_T
typedef int                 socklen_t;
#endif

124 125 126 127 128 129 130 131 132 133 134 135 136 137 138
/*****************************************************************************
 * Old types definitions
 *****************************************************************************
 * We still provide these types because most of the VLC code uses them
 * instead of the C9x types. They should be removed when the transition is
 * complete (probably in 10 years).
 *****************************************************************************/
typedef uint8_t    u8;
typedef int8_t     s8;
typedef uint16_t   u16;
typedef int16_t    s16;
typedef uint32_t   u32;
typedef int32_t    s32;
typedef uint64_t   u64;
typedef int64_t    s64;
139

Sam Hocevar's avatar
 
Sam Hocevar committed
140 141 142
/*****************************************************************************
 * mtime_t: high precision date or time interval
 *****************************************************************************
143 144
 * Store a high precision date or time interval. The maximum precision is the
 * microsecond, and a 64 bits integer is used to avoid overflows (maximum
Sam Hocevar's avatar
 
Sam Hocevar committed
145
 * time interval is then 292271 years, which should be long enough for any
146 147
 * video). Dates are stored as microseconds since a common date (usually the
 * epoch). Note that date and time intervals can be manipulated using regular
Sam Hocevar's avatar
 
Sam Hocevar committed
148 149
 * arithmetic operators, and that no special functions are required.
 *****************************************************************************/
150
typedef int64_t mtime_t;
Sam Hocevar's avatar
 
Sam Hocevar committed
151

152 153 154 155 156
/*****************************************************************************
 * The vlc_fourcc_t type.
 *****************************************************************************
 * See http://www.webartz.com/fourcc/ for a very detailed list.
 *****************************************************************************/
157
typedef uint32_t vlc_fourcc_t;
158

159 160
#ifdef WORDS_BIGENDIAN
#   define VLC_FOURCC( a, b, c, d ) \
161 162
        ( ((uint32_t)d) | ( ((uint32_t)c) << 8 ) \
           | ( ((uint32_t)b) << 16 ) | ( ((uint32_t)a) << 24 ) )
163
#   define VLC_TWOCC( a, b ) \
164
        ( (uint16_t)(b) | ( (uint16_t)(a) << 8 ) )
165

166 167
#else
#   define VLC_FOURCC( a, b, c, d ) \
168 169
        ( ((uint32_t)a) | ( ((uint32_t)b) << 8 ) \
           | ( ((uint32_t)c) << 16 ) | ( ((uint32_t)d) << 24 ) )
170
#   define VLC_TWOCC( a, b ) \
171
        ( (uint16_t)(a) | ( (uint16_t)(b) << 8 ) )
172 173

#endif
174

Sam Hocevar's avatar
 
Sam Hocevar committed
175 176 177 178
/*****************************************************************************
 * Classes declaration
 *****************************************************************************/

179 180
/* Internal types */
typedef struct libvlc_t libvlc_t;
Sam Hocevar's avatar
Sam Hocevar committed
181 182
typedef struct vlc_t vlc_t;
typedef struct variable_t variable_t;
183

184
/* Messages */
185 186
typedef struct msg_bank_t msg_bank_t;
typedef struct msg_subscription_t msg_subscription_t;
Sam Hocevar's avatar
 
Sam Hocevar committed
187

Gildas Bazin's avatar
 
Gildas Bazin committed
188
/* Playlist */
189 190
typedef struct playlist_t playlist_t;
typedef struct playlist_item_t playlist_item_t;
Sam Hocevar's avatar
 
Sam Hocevar committed
191

192
/* Modules */
193 194 195 196
typedef struct module_bank_t module_bank_t;
typedef struct module_t module_t;
typedef struct module_config_t module_config_t;
typedef struct module_symbols_t module_symbols_t;
Sam Hocevar's avatar
 
Sam Hocevar committed
197 198

/* Interface */
199 200 201 202 203
typedef struct intf_thread_t intf_thread_t;
typedef struct intf_sys_t intf_sys_t;
typedef struct intf_console_t intf_console_t;
typedef struct intf_msg_t intf_msg_t;
typedef struct intf_channel_t intf_channel_t;
Sam Hocevar's avatar
 
Sam Hocevar committed
204 205

/* Input */
206 207 208 209 210 211 212 213 214 215 216 217 218 219 220
typedef struct input_thread_t input_thread_t;
typedef struct input_channel_t input_channel_t;
typedef struct input_area_t input_area_t;
typedef struct input_buffers_t input_buffers_t;
typedef struct input_socket_t input_socket_t;
typedef struct input_info_t input_info_t;
typedef struct input_info_category_t input_info_category_t;
typedef struct access_sys_t access_sys_t;
typedef struct demux_sys_t demux_sys_t;
typedef struct es_descriptor_t es_descriptor_t;
typedef struct es_sys_t es_sys_t;
typedef struct pgrm_descriptor_t pgrm_descriptor_t;
typedef struct pgrm_sys_t pgrm_sys_t;
typedef struct stream_descriptor_t stream_descriptor_t;
typedef struct stream_sys_t stream_sys_t;
Sam Hocevar's avatar
 
Sam Hocevar committed
221 222

/* Audio */
223 224
typedef struct aout_instance_t aout_instance_t;
typedef struct aout_sys_t aout_sys_t;
225
typedef struct aout_fifo_t aout_fifo_t;
226 227 228
typedef struct aout_input_t aout_input_t;
typedef struct aout_buffer_t aout_buffer_t;
typedef struct audio_sample_format_t audio_sample_format_t;
229
typedef struct audio_date_t audio_date_t;
Sam Hocevar's avatar
 
Sam Hocevar committed
230 231

/* Video */
232 233 234 235 236 237 238 239 240
typedef struct vout_thread_t vout_thread_t;
typedef struct vout_font_t vout_font_t;
typedef struct vout_sys_t vout_sys_t;
typedef struct chroma_sys_t chroma_sys_t;
typedef struct picture_t picture_t;
typedef struct picture_sys_t picture_sys_t;
typedef struct picture_heap_t picture_heap_t;
typedef struct subpicture_t subpicture_t;
typedef struct subpicture_sys_t subpicture_sys_t;
Sam Hocevar's avatar
 
Sam Hocevar committed
241

242 243 244
/* Stream output */
typedef struct sout_instance_t sout_instance_t;
typedef struct sout_fifo_t sout_fifo_t;
245 246 247
typedef struct sout_input_t sout_input_t;
typedef struct sout_buffer_t sout_buffer_t;
typedef struct sout_packet_format_t sout_packet_format_t;
248

Sam Hocevar's avatar
 
Sam Hocevar committed
249
/* Decoders */
250
typedef struct decoder_fifo_t decoder_fifo_t;
Sam Hocevar's avatar
 
Sam Hocevar committed
251 252

/* Misc */
253 254 255 256 257 258 259 260
typedef struct data_packet_t data_packet_t;
typedef struct data_buffer_t data_buffer_t;
typedef struct stream_position_t stream_position_t;
typedef struct stream_ctrl_t stream_ctrl_t;
typedef struct pes_packet_t pes_packet_t;
typedef struct bit_stream_t bit_stream_t;
typedef struct network_socket_t network_socket_t;
typedef struct iso639_lang_t iso639_lang_t;
261

262 263 264 265 266 267 268 269 270
/*****************************************************************************
 * Variable callbacks
 *****************************************************************************/
typedef int ( * vlc_callback_t ) ( vlc_object_t *,      /* variable's object */
                                   char const *,            /* variable name */
                                   vlc_value_t,                 /* old value */
                                   vlc_value_t,                 /* new value */
                                   void * );                /* callback data */

Gildas Bazin's avatar
 
Gildas Bazin committed
271 272 273 274
/*****************************************************************************
 * Plug-in stuff
 *****************************************************************************/
#ifndef __PLUGIN__
275
#   define VLC_EXPORT( type, name, args ) type name args
Gildas Bazin's avatar
 
Gildas Bazin committed
276
#else
277
#   define VLC_EXPORT( type, name, args ) struct _u_n_u_s_e_d_
Gildas Bazin's avatar
 
Gildas Bazin committed
278 279 280
    extern module_symbols_t* p_symbols;
#endif

281 282 283
/*****************************************************************************
 * OS-specific headers and thread types
 *****************************************************************************/
284
#if defined( WIN32 ) || defined( UNDER_CE )
285 286
#   define WIN32_LEAN_AND_MEAN
#   include <windows.h>
Gildas Bazin's avatar
 
Gildas Bazin committed
287
#   define IS_WINNT ( GetVersion() < 0x80000000 )
288 289
#endif

290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305
#include "vlc_threads.h"

/*****************************************************************************
 * Common structure members
 *****************************************************************************/

/* VLC_COMMON_MEMBERS : members common to all basic vlc objects */
#define VLC_COMMON_MEMBERS                                                  \
    int   i_object_id;                                                      \
    int   i_object_type;                                                    \
    char *psz_object_type;                                                  \
    char *psz_object_name;                                                  \
                                                                            \
    /* Thread properties, if any */                                         \
    vlc_bool_t   b_thread;                                                  \
    vlc_thread_t thread_id;                                                 \
Sam Hocevar's avatar
Sam Hocevar committed
306 307 308 309
                                                                            \
    /* Object access lock */                                                \
    vlc_mutex_t  object_lock;                                               \
    vlc_cond_t   object_wait;                                               \
310
                                                                            \
Sam Hocevar's avatar
Sam Hocevar committed
311
    /* Object properties */                                                 \
312 313 314
    volatile vlc_bool_t b_error;                    /* set by the object */ \
    volatile vlc_bool_t b_die;                     /* set by the outside */ \
    volatile vlc_bool_t b_dead;                     /* set by the object */ \
315
    volatile vlc_bool_t b_attached;                 /* set by the object */ \
316
                                                                            \
Sam Hocevar's avatar
Sam Hocevar committed
317 318 319 320 321 322
    /* Object variables */                                                  \
    vlc_mutex_t     var_lock;                                               \
    int             i_vars;                                                 \
    variable_t *    p_vars;                                                 \
                                                                            \
    /* Stuff related to the libvlc structure */                             \
323 324
    libvlc_t *      p_libvlc;                        /* root of all evil */ \
    vlc_t *         p_vlc;                     /* (root of all evil) - 1 */ \
325
                                                                            \
326 327
    volatile int    i_refcount;                           /* usage count */ \
    vlc_object_t *  p_parent;                              /* our parent */ \
328 329 330
    vlc_object_t ** pp_children;                         /* our children */ \
    volatile int    i_children;                                             \
                                                                            \
331 332 333
    /* Private data */                                                      \
    void *          p_private;                                              \
                                                                            \
334 335 336
    /* Just a reminder so that people don't cast garbage */                 \
    int be_sure_to_add_VLC_COMMON_MEMBERS_to_struct;                        \

337 338
/* VLC_OBJECT: attempt at doing a clever cast */
#define VLC_OBJECT( x ) \
339
    ((vlc_object_t *)(x))+0*(x)->be_sure_to_add_VLC_COMMON_MEMBERS_to_struct
340

Sam Hocevar's avatar
 
Sam Hocevar committed
341 342 343 344 345 346
/*****************************************************************************
 * Macros and inline functions
 *****************************************************************************/
#ifdef NTOHL_IN_SYS_PARAM_H
#   include <sys/param.h>

347
#elif !defined(WIN32) && !defined( UNDER_CE )
Sam Hocevar's avatar
 
Sam Hocevar committed
348 349 350 351 352 353 354 355 356 357
#   include <netinet/in.h>

#endif /* NTOHL_IN_SYS_PARAM_H || WIN32 */

/* CEIL: division with round to nearest greater integer */
#define CEIL(n, d)  ( ((n) / (d)) + ( ((n) % (d)) ? 1 : 0) )

/* PAD: PAD(n, d) = CEIL(n ,d) * d */
#define PAD(n, d)   ( ((n) % (d)) ? ((((n) / (d)) + 1) * (d)) : (n) )

Sam Hocevar's avatar
 
Sam Hocevar committed
358 359 360
/* __MAX and __MIN: self explanatory */
#ifndef __MAX
#   define __MAX(a, b)   ( ((a) > (b)) ? (a) : (b) )
Sam Hocevar's avatar
 
Sam Hocevar committed
361
#endif
Sam Hocevar's avatar
 
Sam Hocevar committed
362 363
#ifndef __MIN
#   define __MIN(a, b)   ( ((a) < (b)) ? (a) : (b) )
Sam Hocevar's avatar
 
Sam Hocevar committed
364 365
#endif

366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405
/* Dynamic array handling: realloc array, move data, increment position */
#define INSERT_ELEM( p_ar, i_oldsize, i_pos, elem )                           \
    do                                                                        \
    {                                                                         \
        if( i_oldsize )                                                       \
        {                                                                     \
            (p_ar) = realloc( p_ar, ((i_oldsize) + 1) * sizeof( *(p_ar) ) );  \
        }                                                                     \
        else                                                                  \
        {                                                                     \
            (p_ar) = malloc( ((i_oldsize) + 1) * sizeof( *(p_ar) ) );         \
        }                                                                     \
        memmove( (p_ar) + (i_pos) + 1,                                        \
                 (p_ar) + (i_pos),                                            \
                 ((i_oldsize) - (i_pos)) * sizeof( *(p_ar) ) );               \
        (p_ar)[i_pos] = elem;                                                 \
        (i_oldsize)++;                                                        \
    }                                                                         \
    while( 0 )

#define REMOVE_ELEM( p_ar, i_oldsize, i_pos )                                 \
    do                                                                        \
    {                                                                         \
        memmove( (p_ar) + (i_pos),                                            \
                 (p_ar) + (i_pos) + 1,                                        \
                 ((i_oldsize) - (i_pos) - 1) * sizeof( *(p_ar) ) );           \
        if( i_oldsize > 1 )                                                   \
        {                                                                     \
            (p_ar) = realloc( p_ar, ((i_oldsize) - 1) * sizeof( *(p_ar) ) );  \
        }                                                                     \
        else                                                                  \
        {                                                                     \
            free( p_ar );                                                     \
            (p_ar) = NULL;                                                    \
        }                                                                     \
        (i_oldsize)--;                                                        \
    }                                                                         \
    while( 0 )


Sam Hocevar's avatar
 
Sam Hocevar committed
406 407 408
/* MSB (big endian)/LSB (little endian) conversions - network order is always
 * MSB, and should be used for both network communications and files. Note that
 * byte orders other than little and big endians are not supported, but only
409
 * the VAX seems to have such exotic properties. */
410
static inline uint16_t U16_AT( void * _p )
411
{
412 413
    uint8_t * p = (uint8_t *)_p;
    return ( ((uint16_t)p[0] << 8) | p[1] );
414
}
415
static inline uint32_t U32_AT( void * _p )
416
{
417 418 419
    uint8_t * p = (uint8_t *)_p;
    return ( ((uint32_t)p[0] << 24) | ((uint32_t)p[1] << 16)
              | ((uint32_t)p[2] << 8) | p[3] );
420
}
421
static inline uint64_t U64_AT( void * _p )
422
{
423 424 425 426 427
    uint8_t * p = (uint8_t *)_p;
    return ( ((uint64_t)p[0] << 56) | ((uint64_t)p[1] << 48)
              | ((uint64_t)p[2] << 40) | ((uint64_t)p[3] << 32)
              | ((uint64_t)p[4] << 24) | ((uint64_t)p[5] << 16)
              | ((uint64_t)p[6] << 8) | p[7] );
428
}
Sam Hocevar's avatar
 
Sam Hocevar committed
429
#if WORDS_BIGENDIAN
430 431
#   define hton16(i)   ( i )
#   define hton32(i)   ( i )
Sam Hocevar's avatar
 
Sam Hocevar committed
432
#   define hton64(i)   ( i )
433 434
#   define ntoh16(i)   ( i )
#   define ntoh32(i)   ( i )
Sam Hocevar's avatar
 
Sam Hocevar committed
435 436
#   define ntoh64(i)   ( i )
#else
437 438 439 440 441 442
#   define hton16(i)   U16_AT(&i)
#   define hton32(i)   U32_AT(&i)
#   define hton64(i)   U64_AT(&i)
#   define ntoh16(i)   U16_AT(&i)
#   define ntoh32(i)   U32_AT(&i)
#   define ntoh64(i)   U64_AT(&i)
Sam Hocevar's avatar
 
Sam Hocevar committed
443 444
#endif

445 446 447 448 449 450 451
/* Format string sanity checks */
#ifdef HAVE_ATTRIBUTE_FORMAT
#   define ATTRIBUTE_FORMAT(x,y) __attribute__ ((format(printf,x,y)))
#else
#   define ATTRIBUTE_FORMAT(x,y)
#endif

Sam Hocevar's avatar
 
Sam Hocevar committed
452 453 454 455 456 457 458
/* Alignment of critical static data structures */
#ifdef ATTRIBUTE_ALIGNED_MAX
#   define ATTR_ALIGN(align) __attribute__ ((__aligned__ ((ATTRIBUTE_ALIGNED_MAX < align) ? ATTRIBUTE_ALIGNED_MAX : align)))
#else
#   define ATTR_ALIGN(align)
#endif

Gildas Bazin's avatar
 
Gildas Bazin committed
459 460 461 462 463 464 465 466 467 468 469 470
/* Alignment of critical dynamic data structure
 *
 * Not all platforms support memalign so we provide a vlc_memalign wrapper
 * void *vlc_memalign( size_t align, size_t size, void **pp_orig )
 * *pp_orig is the pointer that has to be freed afterwards.
 */
#if 0
#ifdef HAVE_POSIX_MEMALIGN
#   define vlc_memalign(align,size,pp_orig) \
    ( !posix_memalign( pp_orig, align, size ) ? *(pp_orig) : NULL )
#endif
#endif
Sam Hocevar's avatar
 
Sam Hocevar committed
471 472 473
#ifdef HAVE_MEMALIGN
    /* Some systems have memalign() but no declaration for it */
    void * memalign( size_t align, size_t size );
Gildas Bazin's avatar
 
Gildas Bazin committed
474

475
#   define vlc_memalign(pp_orig,align,size) \
Gildas Bazin's avatar
 
Gildas Bazin committed
476 477 478
    ( *(pp_orig) = memalign( align, size ) )

#else /* We don't have any choice but to align manually */
479 480 481
#   define vlc_memalign(pp_orig,align,size) \
    (( *(pp_orig) = malloc( size + align - 1 )) \
        ? (void *)( (((unsigned long)*(pp_orig)) + (unsigned long)(align-1) ) \
482
                       & (~(unsigned long)(align-1)) ) \
483
        : NULL )
Gildas Bazin's avatar
 
Gildas Bazin committed
484

Sam Hocevar's avatar
 
Sam Hocevar committed
485 486
#endif

487
/* Stuff defined in src/extras/libc.c */
488
#ifndef HAVE_STRDUP
489 490 491 492
#   define strdup vlc_strdup
    VLC_EXPORT( char *, vlc_strdup, ( const char *s ) );
#elif !defined(__PLUGIN__)
#   define vlc_strdup NULL
493
#endif
494

495
#ifndef HAVE_STRNDUP
496 497 498 499 500 501 502
#   if defined(STRNDUP_IN_GNOME_H) && \
        (defined(MODULE_NAME_IS_gnome)||defined(MODULE_NAME_IS_gnome_main))
        /* Do nothing: gnome.h defines strndup for us */
#   else
#       define strndup vlc_strndup
        VLC_EXPORT( char *, vlc_strndup, ( const char *s, size_t n ) );
#   endif
503 504
#elif !defined(__PLUGIN__)
#   define vlc_strndup NULL
505 506 507
#endif

#ifndef HAVE_ATOF
508 509 510 511
#   define atof vlc_atof
    VLC_EXPORT( double, vlc_atof, ( const char *nptr ) );
#elif !defined(__PLUGIN__)
#   define vlc_atof NULL
512 513 514
#endif

#ifndef HAVE_GETENV
515 516 517 518
#   define getenv vlc_getenv
    VLC_EXPORT( char *, vlc_getenv, ( const char *name ) );
#elif !defined(__PLUGIN__)
#   define vlc_getenv NULL
519 520 521 522 523
#endif

#ifndef HAVE_STRCASECMP
#   ifdef HAVE_STRICMP
#       define strcasecmp stricmp
524 525 526 527
#       define vlc_strcasecmp NULL
#   elif !defined(__PLUGIN__)
#       define strcasecmp vlc_strcasecmp
        VLC_EXPORT( int, vlc_strcasecmp, ( const char *s1, const char *s2 ) );
528
#   endif
529 530
#elif !defined(__PLUGIN__)
#   define vlc_strcasecmp NULL
531 532 533 534 535
#endif

#ifndef HAVE_STRNCASECMP
#   ifdef HAVE_STRNICMP
#       define strncasecmp strnicmp
536 537 538 539
#       define vlc_strncasecmp NULL
#   elif !defined(__PLUGIN__)
#       define strncasecmp vlc_strncasecmp
        VLC_EXPORT( int, vlc_strncasecmp, ( const char *s1, const char *s2, size_t n ) );
540
#   endif
541 542
#elif !defined(__PLUGIN__)
#   define vlc_strncasecmp NULL
543 544
#endif

Gildas Bazin's avatar
 
Gildas Bazin committed
545
/* Format type specifiers for 64 bits numbers */
546
#if !defined(WIN32) && !defined(UNDER_CE)
Gildas Bazin's avatar
 
Gildas Bazin committed
547 548 549 550 551 552 553 554 555 556 557 558 559
#   define I64Fd "%lld"
#   define I64Fi "%lli"
#   define I64Fo "%llo"
#   define I64Fu "%llu"
#   define I64Fx "%llx"
#   define I64FX "%llX"
#else
#   define I64Fd "%I64d"
#   define I64Fi "%I64i"
#   define I64Fo "%I64o"
#   define I64Fu "%I64u"
#   define I64Fx "%I64x"
#   define I64FX "%I64X"
560
#endif /* defined(WIN32)||defined(UNDER_CE) */
Gildas Bazin's avatar
 
Gildas Bazin committed
561 562

/* 64 bits integer constant suffix */
563
#if !defined(WIN32) && !defined(UNDER_CE)
Gildas Bazin's avatar
 
Gildas Bazin committed
564 565 566
#   define I64C(x)         x##LL
#else
#   define I64C(x)         x##i64
567
#endif /* defined(WIN32)||defined(UNDER_CE) */
Sam Hocevar's avatar
 
Sam Hocevar committed
568

569
#if defined(WIN32) || defined(UNDER_CE)
Sam Hocevar's avatar
 
Sam Hocevar committed
570
/* win32, cl and icl support */
Sam Hocevar's avatar
 
Sam Hocevar committed
571
#   if defined( _MSC_VER ) || !defined( __MINGW32__ )
Sam Hocevar's avatar
 
Sam Hocevar committed
572 573
#       define __attribute__(x)
#       define __inline__      __inline
Gildas Bazin's avatar
 
Gildas Bazin committed
574
#       define S_IFBLK         0x3000  /* Block */
Sam Hocevar's avatar
 
Sam Hocevar committed
575 576 577 578 579 580 581 582 583 584 585 586 587
#       define S_ISBLK(m)      (0)
#       define S_ISCHR(m)      (0)
#       define S_ISFIFO(m)     (((m)&_S_IFMT) == _S_IFIFO)
#       define S_ISREG(m)      (((m)&_S_IFMT) == _S_IFREG)
#   endif

/* several type definitions */
#   if defined( __MINGW32__ )
#       if !defined( _OFF_T_ )
typedef long long _off_t;
typedef _off_t off_t;
#           define _OFF_T_
#       else
Gildas Bazin's avatar
 
Gildas Bazin committed
588 589 590
#           ifdef off_t
#               undef off_t
#           endif
Sam Hocevar's avatar
 
Sam Hocevar committed
591 592 593 594 595 596 597 598 599 600 601 602 603
#           define off_t long long
#       endif
#   endif

#   if defined( _MSC_VER )
#       if !defined( _OFF_T_DEFINED )
typedef __int64 off_t;
#           define _OFF_T_DEFINED
#       else
#           define off_t __int64
#       endif
#   endif

Olivier Teulière's avatar
 
Olivier Teulière committed
604
#   if defined( __BORLANDC__ )
Sam Hocevar's avatar
 
Sam Hocevar committed
605
#       undef off_t
Olivier Teulière's avatar
 
Olivier Teulière committed
606
#       define off_t unsigned __int64
Sam Hocevar's avatar
 
Sam Hocevar committed
607 608
#   endif

Gildas Bazin's avatar
 
Gildas Bazin committed
609 610 611 612
#   ifndef O_NONBLOCK
#       define O_NONBLOCK 0
#   endif

613
    /* These two are not defined in mingw32 (bug?) */
Sam Hocevar's avatar
 
Sam Hocevar committed
614
#   ifndef snprintf
615 616 617 618
#       define snprintf _snprintf
#   endif
#   ifndef vsnprintf
#       define vsnprintf _vsnprintf
Sam Hocevar's avatar
 
Sam Hocevar committed
619 620 621 622
#   endif

#endif

623
/* lseek (defined in src/extras/libc.c) */
624
#ifndef HAVE_LSEEK
625 626 627 628
#   define lseek vlc_lseek
    VLC_EXPORT( off_t, vlc_lseek, ( int fildes, off_t offset, int whence ) );
#elif !defined(__PLUGIN__)
#   define vlc_lseek NULL
629 630
#endif

Sam Hocevar's avatar
 
Sam Hocevar committed
631 632 633 634 635 636 637 638 639 640 641 642 643 644 645 646 647
/*****************************************************************************
 * CPU capabilities
 *****************************************************************************/
#define CPU_CAPABILITY_NONE    0
#define CPU_CAPABILITY_486     (1<<0)
#define CPU_CAPABILITY_586     (1<<1)
#define CPU_CAPABILITY_PPRO    (1<<2)
#define CPU_CAPABILITY_MMX     (1<<3)
#define CPU_CAPABILITY_3DNOW   (1<<4)
#define CPU_CAPABILITY_MMXEXT  (1<<5)
#define CPU_CAPABILITY_SSE     (1<<6)
#define CPU_CAPABILITY_ALTIVEC (1<<16)
#define CPU_CAPABILITY_FPU     (1<<31)

/*****************************************************************************
 * I18n stuff
 *****************************************************************************/
648 649
VLC_EXPORT( char *, vlc_dgettext, ( const char *package, const char *msgid ) );

650 651 652 653 654
#if defined( ENABLE_NLS ) && \
     (defined(MODULE_NAME_IS_gnome)||defined(MODULE_NAME_IS_gtk) \
      ||defined(MODULE_NAME_IS_familiar))
    /* Declare nothing: gtk.h will do it for us */
#elif defined( ENABLE_NLS ) && defined( HAVE_INCLUDED_GETTEXT )
655 656 657 658 659
#   include "libintl.h"
#   undef _
#   define _(String) vlc_dgettext (PACKAGE, String)
#   define N_(String) ((char*)(String))
#elif defined( ENABLE_NLS ) && defined( HAVE_GETTEXT )
Sam Hocevar's avatar
 
Sam Hocevar committed
660
#   include <libintl.h>
Sam Hocevar's avatar
 
Sam Hocevar committed
661 662
#   undef _
#   define _(String) dgettext (PACKAGE, String)
663
#   define N_(String) ((char*)(String))
664
#else
665 666
#   define _(String) ((char*)(String))
#   define N_(String) ((char*)(String))
Sam Hocevar's avatar
 
Sam Hocevar committed
667 668
#endif

669
/*****************************************************************************
670
 * Additional vlc stuff
671
 *****************************************************************************/
672
#include "vlc_symbols.h"
673 674
#include "os_specific.h"
#include "vlc_messages.h"
Sam Hocevar's avatar
Sam Hocevar committed
675 676
#include "variables.h"
#include "vlc_objects.h"
677
#include "vlc_threads_funcs.h"
678 679 680 681 682 683 684 685 686 687
#include "mtime.h"
#include "modules.h"
#include "main.h"
#include "configuration.h"

#if defined( __BORLANDC__ )
#   undef PACKAGE
#   define PACKAGE
#endif