vlc_common.h
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上传日期:2009-03-27
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- /*****************************************************************************
- * common.h: common definitions
- * Collection of useful common types and macros definitions
- *****************************************************************************
- * Copyright (C) 1998-2004 VideoLAN
- * $Id: vlc_common.h 9289 2004-11-12 08:12:11Z gbazin $
- *
- * Authors: Samuel Hocevar <sam@via.ecp.fr>
- * Vincent Seguin <seguin@via.ecp.fr>
- * Gildas Bazin <gbazin@videolan.org>
- *
- * 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.
- *
- * 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.
- *****************************************************************************/
- /**
- * file
- * This file is a collection of common definitions and types
- */
- /*****************************************************************************
- * Required vlc headers
- *****************************************************************************/
- #if defined( __BORLANDC__ )
- # undef PACKAGE
- #endif
- #include "config.h"
- #if defined(PACKAGE)
- # undef PACKAGE_NAME
- # define PACKAGE_NAME PACKAGE
- #endif
- #if defined(VERSION)
- # undef PACKAGE_VERSION
- # define PACKAGE_VERSION VERSION
- #endif
- #if defined( __BORLANDC__ )
- # undef HAVE_VARIADIC_MACROS
- # undef HAVE_STDINT_H
- # undef HAVE_INTTYPES_H
- # undef off_t
- #elif defined( _MSC_VER )
- # pragma warning( disable : 4244 )
- #endif
- #include "vlc_config.h"
- #include "modules_inner.h"
- /*****************************************************************************
- * Required system headers
- *****************************************************************************/
- #include <stdlib.h>
- #include <stdarg.h>
- #ifdef HAVE_STRING_H
- # include <string.h> /* strerror() */
- #endif
- #ifdef HAVE_SYS_TYPES_H
- # include <sys/types.h>
- #endif
- /*****************************************************************************
- * Basic types definitions
- *****************************************************************************/
- #if defined( HAVE_STDINT_H )
- # include <stdint.h>
- #elif defined( HAVE_INTTYPES_H )
- # include <inttypes.h>
- #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;
- #else
- /* 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;
- # if defined( _MSC_VER )
- || defined( UNDER_CE )
- || ( defined( WIN32 ) && !defined( __MINGW32__ ) )
- typedef unsigned __int64 uint64_t;
- typedef signed __int64 int64_t;
- # else
- typedef unsigned long long uint64_t;
- typedef signed long long int64_t;
- # endif
- typedef uint32_t uintptr_t;
- typedef int32_t intptr_t;
- #endif
- typedef uint8_t byte_t;
- /* 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
- #if defined( WIN32 ) || defined( UNDER_CE )
- # include <malloc.h>
- # ifndef PATH_MAX
- # define PATH_MAX MAX_PATH
- # endif
- #endif
- #if (defined( WIN32 ) || defined( UNDER_CE )) && !defined( _SSIZE_T_ )
- typedef int ssize_t;
- #endif
- /* Counter for statistics and profiling */
- typedef unsigned long count_t;
- /* DCT elements types */
- typedef int16_t dctelem_t;
- /* Video buffer types */
- typedef uint8_t yuv_data_t;
- /* Audio volume */
- typedef uint16_t audio_volume_t;
- #ifndef HAVE_SOCKLEN_T
- typedef int socklen_t;
- #endif
- /**
- * High precision date or time interval
- *
- * 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
- * time interval is then 292271 years, which should be long enough for any
- * video). Dates are stored as microseconds since a common date (usually the
- * epoch). Note that date and time intervals can be manipulated using regular
- * arithmetic operators, and that no special functions are required.
- */
- typedef int64_t mtime_t;
- /**
- * The vlc_fourcc_t type.
- *
- * See http://www.webartz.com/fourcc/ for a very detailed list.
- */
- typedef uint32_t vlc_fourcc_t;
- #ifdef WORDS_BIGENDIAN
- # define VLC_FOURCC( a, b, c, d )
- ( ((uint32_t)d) | ( ((uint32_t)c) << 8 )
- | ( ((uint32_t)b) << 16 ) | ( ((uint32_t)a) << 24 ) )
- # define VLC_TWOCC( a, b )
- ( (uint16_t)(b) | ( (uint16_t)(a) << 8 ) )
- #else
- # define VLC_FOURCC( a, b, c, d )
- ( ((uint32_t)a) | ( ((uint32_t)b) << 8 )
- | ( ((uint32_t)c) << 16 ) | ( ((uint32_t)d) << 24 ) )
- # define VLC_TWOCC( a, b )
- ( (uint16_t)(a) | ( (uint16_t)(b) << 8 ) )
- #endif
- /*****************************************************************************
- * Classes declaration
- *****************************************************************************/
- /* Internal types */
- typedef struct libvlc_t libvlc_t;
- typedef struct vlc_t vlc_t;
- typedef struct variable_t variable_t;
- typedef struct date_t date_t;
- /* Messages */
- typedef struct msg_bank_t msg_bank_t;
- typedef struct msg_subscription_t msg_subscription_t;
- /* Playlist */
- /* FIXME */
- /**
- * Playlist commands
- */
- typedef enum {
- PLAYLIST_PLAY, /**< Starts playing. No arg. */
- PLAYLIST_PAUSE, /**< Toggles playlist pause. No arg. */
- PLAYLIST_STOP, /**< Stops playing. No arg. */
- PLAYLIST_SKIP, /**< Skip X items and play. */
- PLAYLIST_GOTO, /**< Goto Xth item. */
- } playlist_command_t;
- typedef struct playlist_t playlist_t;
- typedef struct playlist_item_t playlist_item_t;
- typedef struct playlist_group_t playlist_group_t;
- typedef struct playlist_export_t playlist_export_t;
- /* Modules */
- 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;
- typedef struct module_cache_t module_cache_t;
- /* Interface */
- 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;
- /* Input */
- typedef struct input_thread_t input_thread_t;
- typedef struct input_thread_sys_t input_thread_sys_t;
- typedef struct input_item_t input_item_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 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 seekpoint_t seekpoint_t;
- typedef struct info_t info_t;
- typedef struct info_category_t info_category_t;
- /* Format */
- typedef struct audio_format_t audio_format_t;
- typedef struct video_format_t video_format_t;
- typedef struct subs_format_t subs_format_t;
- typedef struct es_format_t es_format_t;
- typedef struct video_palette_t video_palette_t;
- /* NInput */
- typedef struct stream_sys_t stream_sys_t;
- typedef struct stream_t stream_t;
- typedef struct es_out_t es_out_t;
- typedef struct es_out_id_t es_out_id_t;
- typedef struct es_out_sys_t es_out_sys_t;
- typedef struct demux_t demux_t;
- typedef struct access_t access_t;
- /* Audio */
- typedef struct aout_instance_t aout_instance_t;
- typedef struct aout_sys_t aout_sys_t;
- typedef struct aout_fifo_t aout_fifo_t;
- typedef struct aout_input_t aout_input_t;
- typedef struct aout_buffer_t aout_buffer_t;
- typedef audio_format_t audio_sample_format_t;
- typedef struct audio_date_t audio_date_t;
- typedef struct aout_filter_t aout_filter_t;
- /* Video */
- typedef struct vout_thread_t vout_thread_t;
- typedef struct vout_sys_t vout_sys_t;
- typedef struct vout_synchro_t vout_synchro_t;
- typedef struct chroma_sys_t chroma_sys_t;
- typedef video_format_t video_frame_format_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 spu_t spu_t;
- typedef struct subpicture_t subpicture_t;
- typedef struct subpicture_sys_t subpicture_sys_t;
- typedef struct subpicture_region_t subpicture_region_t;
- typedef struct text_style_t text_style_t;
- /* Stream output */
- typedef struct sout_instance_t sout_instance_t;
- typedef struct sout_instance_sys_t sout_instance_sys_t;
- typedef struct sout_input_t sout_input_t;
- typedef struct sout_packetizer_input_t sout_packetizer_input_t;
- typedef struct sout_access_out_t sout_access_out_t;
- typedef struct sout_access_out_sys_t sout_access_out_sys_t;
- typedef struct sout_mux_t sout_mux_t;
- typedef struct sout_mux_sys_t sout_mux_sys_t;
- typedef struct sout_stream_t sout_stream_t;
- typedef struct sout_stream_sys_t sout_stream_sys_t;
- typedef struct sout_cfg_t sout_cfg_t;
- typedef struct sap_session_t sap_session_t;
- typedef struct sap_address_t sap_address_t;
- typedef struct session_descriptor_t session_descriptor_t;
- typedef struct announce_method_t announce_method_t;
- typedef struct announce_handler_t announce_handler_t;
- typedef struct sap_handler_t sap_handler_t;
- //typedef struct slp_session_t slp_session_t;
- /* Decoders */
- typedef struct decoder_t decoder_t;
- typedef struct decoder_sys_t decoder_sys_t;
- /* Encoders */
- typedef struct encoder_t encoder_t;
- typedef struct encoder_sys_t encoder_sys_t;
- /* Filters */
- typedef struct filter_t filter_t;
- typedef struct filter_sys_t filter_sys_t;
- /* Misc */
- typedef struct data_packet_t data_packet_t;
- typedef struct data_buffer_t data_buffer_t;
- typedef struct stream_ctrl_t stream_ctrl_t;
- typedef struct pes_packet_t pes_packet_t;
- typedef struct network_socket_t network_socket_t;
- typedef struct iso639_lang_t iso639_lang_t;
- /* block */
- typedef struct block_t block_t;
- typedef struct block_fifo_t block_fifo_t;
- /* httpd */
- typedef struct httpd_t httpd_t;
- typedef struct httpd_host_t httpd_host_t;
- typedef struct httpd_url_t httpd_url_t;
- typedef struct httpd_client_t httpd_client_t;
- typedef struct httpd_callback_sys_t httpd_callback_sys_t;
- typedef struct httpd_message_t httpd_message_t;
- typedef int (*httpd_callback_t)( httpd_callback_sys_t *, httpd_client_t *, httpd_message_t *answer, httpd_message_t *query );
- typedef struct httpd_file_t httpd_file_t;
- typedef struct httpd_file_sys_t httpd_file_sys_t;
- typedef int (*httpd_file_callback_t)( httpd_file_sys_t*, httpd_file_t *, uint8_t *psz_request, uint8_t **pp_data, int *pi_data );
- typedef struct httpd_redirect_t httpd_redirect_t;
- typedef struct httpd_stream_t httpd_stream_t;
- /* TLS support */
- typedef struct tls_t tls_t;
- typedef struct tls_server_t tls_server_t;
- typedef struct tls_session_t tls_session_t;
- /* vod server */
- typedef struct vod_t vod_t;
- typedef struct vod_sys_t vod_sys_t;
- typedef struct vod_media_t vod_media_t;
- /* opengl */
- typedef struct opengl_t opengl_t;
- typedef struct opengl_sys_t opengl_sys_t;
- /* divers */
- typedef struct vlc_meta_t vlc_meta_t;
- typedef struct vlm_t vlm_t;
- typedef struct vlm_message_t vlm_message_t;
- /*****************************************************************************
- * 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 */
- /*****************************************************************************
- * Plug-in stuff
- *****************************************************************************/
- #ifndef __PLUGIN__
- # define VLC_EXPORT( type, name, args ) type name args
- #else
- # define VLC_EXPORT( type, name, args ) struct _u_n_u_s_e_d_
- extern module_symbols_t* p_symbols;
- #endif
- /*****************************************************************************
- * OS-specific headers and thread types
- *****************************************************************************/
- #if defined( WIN32 ) || defined( UNDER_CE )
- # define WIN32_LEAN_AND_MEAN
- # include <windows.h>
- # if defined( UNDER_CE )
- # define IS_WINNT 0
- # else
- # define IS_WINNT ( GetVersion() < 0x80000000 )
- # endif
- #endif
- #include "vlc_threads.h"
- /*****************************************************************************
- * Common structure members
- *****************************************************************************/
- /* VLC_COMMON_MEMBERS : members common to all basic vlc objects */
- #define VLC_COMMON_MEMBERS
- /** name VLC_COMMON_MEMBERS
- * these members are common for all vlc objects
- */
- /**@{*/
- 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;
-
- /* Object access lock */
- vlc_mutex_t object_lock;
- vlc_cond_t object_wait;
-
- /* Object properties */
- 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 */
- volatile vlc_bool_t b_attached; /**< set by the object */
- vlc_bool_t b_force; /**< set by the outside (eg. module_Need()) */
-
- /* Object variables */
- vlc_mutex_t var_lock;
- int i_vars;
- variable_t * p_vars;
-
- /* Stuff related to the libvlc structure */
- libvlc_t * p_libvlc; /**< root of all evil */
- vlc_t * p_vlc; /**< (root of all evil) - 1 */
-
- volatile int i_refcount; /**< usage count */
- vlc_object_t * p_parent; /**< our parent */
- vlc_object_t ** pp_children; /**< our children */
- volatile int i_children;
-
- /* Private data */
- void * p_private;
-
- /** Just a reminder so that people don't cast garbage */
- int be_sure_to_add_VLC_COMMON_MEMBERS_to_struct;
- /**@}*/
- /* VLC_OBJECT: attempt at doing a clever cast */
- #define VLC_OBJECT( x )
- ((vlc_object_t *)(x))+0*(x)->be_sure_to_add_VLC_COMMON_MEMBERS_to_struct
- /*****************************************************************************
- * Macros and inline functions
- *****************************************************************************/
- #ifdef NTOHL_IN_SYS_PARAM_H
- # include <sys/param.h>
- #elif !defined(WIN32) && !defined( UNDER_CE )
- # 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) )
- /* __MAX and __MIN: self explanatory */
- #ifndef __MAX
- # define __MAX(a, b) ( ((a) > (b)) ? (a) : (b) )
- #endif
- #ifndef __MIN
- # define __MIN(a, b) ( ((a) < (b)) ? (a) : (b) )
- #endif
- static int64_t GCD( int64_t a, int64_t b )
- {
- if( b ) return GCD( b, a % b );
- else return a;
- }
- /* 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) ) );
- }
- if( (i_oldsize) - (i_pos) )
- {
- 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
- {
- if( (i_oldsize) - (i_pos) - 1 )
- {
- 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 )
- #define TAB_APPEND( count, tab, p )
- if( (count) > 0 )
- {
- (tab) = realloc( tab, sizeof( void ** ) * ( (count) + 1 ) );
- }
- else
- {
- (tab) = malloc( sizeof( void ** ) );
- }
- (tab)[count] = (p);
- (count)++
- #define TAB_FIND( count, tab, p, index )
- {
- int _i_;
- (index) = -1;
- for( _i_ = 0; _i_ < (count); _i_++ )
- {
- if( (tab)[_i_] == (p) )
- {
- (index) = _i_;
- break;
- }
- }
- }
- #define TAB_REMOVE( count, tab, p )
- {
- int _i_index_;
- TAB_FIND( count, tab, p, _i_index_ );
- if( _i_index_ >= 0 )
- {
- if( (count) > 1 )
- {
- memmove( ((void**)(tab) + _i_index_),
- ((void**)(tab) + _i_index_+1),
- ( (count) - _i_index_ - 1 ) * sizeof( void* ) );
- }
- (count)--;
- if( (count) == 0 )
- {
- free( tab );
- (tab) = NULL;
- }
- }
- }
- /* 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
- * the VAX seems to have such exotic properties. */
- static inline uint16_t U16_AT( void const * _p )
- {
- uint8_t * p = (uint8_t *)_p;
- return ( ((uint16_t)p[0] << 8) | p[1] );
- }
- static inline uint32_t U32_AT( void const * _p )
- {
- uint8_t * p = (uint8_t *)_p;
- return ( ((uint32_t)p[0] << 24) | ((uint32_t)p[1] << 16)
- | ((uint32_t)p[2] << 8) | p[3] );
- }
- static inline uint64_t U64_AT( void const * _p )
- {
- 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] );
- }
- static inline uint16_t GetWLE( void const * _p )
- {
- uint8_t * p = (uint8_t *)_p;
- return ( ((uint16_t)p[1] << 8) | p[0] );
- }
- static inline uint32_t GetDWLE( void const * _p )
- {
- uint8_t * p = (uint8_t *)_p;
- return ( ((uint32_t)p[3] << 24) | ((uint32_t)p[2] << 16)
- | ((uint32_t)p[1] << 8) | p[0] );
- }
- static inline uint64_t GetQWLE( void const * _p )
- {
- uint8_t * p = (uint8_t *)_p;
- return ( ((uint64_t)p[7] << 56) | ((uint64_t)p[6] << 48)
- | ((uint64_t)p[5] << 40) | ((uint64_t)p[4] << 32)
- | ((uint64_t)p[3] << 24) | ((uint64_t)p[2] << 16)
- | ((uint64_t)p[1] << 8) | p[0] );
- }
- #define GetWBE( p ) U16_AT( p )
- #define GetDWBE( p ) U32_AT( p )
- #define GetQWBE( p ) U64_AT( p )
- /* Helper writer functions */
- #define SetWLE( p, v ) _SetWLE( (uint8_t*)p, v)
- static inline void _SetWLE( uint8_t *p, uint16_t i_dw )
- {
- p[1] = ( i_dw >> 8 )&0xff;
- p[0] = ( i_dw )&0xff;
- }
- #define SetDWLE( p, v ) _SetDWLE( (uint8_t*)p, v)
- static inline void _SetDWLE( uint8_t *p, uint32_t i_dw )
- {
- p[3] = ( i_dw >> 24 )&0xff;
- p[2] = ( i_dw >> 16 )&0xff;
- p[1] = ( i_dw >> 8 )&0xff;
- p[0] = ( i_dw )&0xff;
- }
- #define SetQWLE( p, v ) _SetQWLE( (uint8_t*)p, v)
- static inline void _SetQWLE( uint8_t *p, uint64_t i_qw )
- {
- SetDWLE( p, i_qw&0xffffffff );
- SetDWLE( p+4, ( i_qw >> 32)&0xffffffff );
- }
- #define SetWBE( p, v ) _SetWBE( (uint8_t*)p, v)
- static inline void _SetWBE( uint8_t *p, uint16_t i_dw )
- {
- p[0] = ( i_dw >> 8 )&0xff;
- p[1] = ( i_dw )&0xff;
- }
- #define SetDWBE( p, v ) _SetDWBE( (uint8_t*)p, v)
- static inline void _SetDWBE( uint8_t *p, uint32_t i_dw )
- {
- p[0] = ( i_dw >> 24 )&0xff;
- p[1] = ( i_dw >> 16 )&0xff;
- p[2] = ( i_dw >> 8 )&0xff;
- p[3] = ( i_dw )&0xff;
- }
- #define SetQWBE( p, v ) _SetQWBE( (uint8_t*)p, v)
- static inline void _SetQWBE( uint8_t *p, uint64_t i_qw )
- {
- SetDWBE( p+4, i_qw&0xffffffff );
- SetDWBE( p, ( i_qw >> 32)&0xffffffff );
- }
- #if WORDS_BIGENDIAN
- # define hton16(i) ( i )
- # define hton32(i) ( i )
- # define hton64(i) ( i )
- # define ntoh16(i) ( i )
- # define ntoh32(i) ( i )
- # define ntoh64(i) ( i )
- #else
- # 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)
- #endif
- /* 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
- /* 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
- /* 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
- #ifdef HAVE_MEMALIGN
- /* Some systems have memalign() but no declaration for it */
- void * memalign( size_t align, size_t size );
- # define vlc_memalign(pp_orig,align,size)
- ( *(pp_orig) = memalign( align, size ) )
- #else /* We don't have any choice but to align manually */
- # define vlc_memalign(pp_orig,align,size)
- (( *(pp_orig) = malloc( size + align - 1 ))
- ? (void *)( (((unsigned long)*(pp_orig)) + (unsigned long)(align-1) )
- & (~(unsigned long)(align-1)) )
- : NULL )
- #endif
- /* Stuff defined in src/extras/libc.c */
- #ifndef HAVE_STRDUP
- # define strdup vlc_strdup
- VLC_EXPORT( char *, vlc_strdup, ( const char *s ) );
- #elif !defined(__PLUGIN__)
- # define vlc_strdup NULL
- #endif
- #if !defined(HAVE_VASPRINTF) || defined(SYS_DARWIN) || defined(SYS_BEOS)
- # define vasprintf vlc_vasprintf
- VLC_EXPORT( int, vlc_vasprintf, (char **, const char *, va_list ) );
- #elif !defined(__PLUGIN__)
- # define vlc_vasprintf NULL
- #endif
- #if !defined(HAVE_ASPRINTF) || defined(SYS_DARWIN) || defined(SYS_BEOS)
- # define asprintf vlc_asprintf
- VLC_EXPORT( int, vlc_asprintf, (char **, const char *, ... ) );
- #elif !defined(__PLUGIN__)
- # define vlc_asprintf NULL
- #endif
- #ifndef HAVE_STRNDUP
- # if defined(STRNDUP_IN_GNOME_H) &&
- (defined(MODULE_NAME_IS_gnome)||defined(MODULE_NAME_IS_gnome_main)||
- defined(MODULE_NAME_IS_gnome2)||defined(MODULE_NAME_IS_gnome2_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
- #elif !defined(__PLUGIN__)
- # define vlc_strndup NULL
- #endif
- #ifndef HAVE_ATOF
- # define atof vlc_atof
- VLC_EXPORT( double, vlc_atof, ( const char *nptr ) );
- #elif !defined(__PLUGIN__)
- # define vlc_atof NULL
- #endif
- #ifndef HAVE_STRTOF
- # ifdef HAVE_STRTOD
- # define strtof strtod
- # endif
- #endif
- #ifndef HAVE_ATOLL
- # define atoll vlc_atoll
- VLC_EXPORT( int64_t, vlc_atoll, ( const char *nptr ) );
- #elif !defined(__PLUGIN__)
- # define vlc_atoll NULL
- #endif
- #ifndef HAVE_STRTOLL
- # define strtoll vlc_strtoll
- VLC_EXPORT( int64_t, vlc_strtoll, ( const char *nptr, char **endptr, int base ) );
- #elif !defined(__PLUGIN__)
- # define vlc_strtoll NULL
- #endif
- #ifndef HAVE_GETENV
- # define getenv vlc_getenv
- VLC_EXPORT( char *, vlc_getenv, ( const char *name ) );
- #elif !defined(__PLUGIN__)
- # define vlc_getenv NULL
- #endif
- #ifndef HAVE_STRCASECMP
- # ifndef HAVE_STRICMP
- # define strcasecmp vlc_strcasecmp
- VLC_EXPORT( int, vlc_strcasecmp, ( const char *s1, const char *s2 ) );
- # else
- # define strcasecmp stricmp
- # if !defined(__PLUGIN__)
- # define vlc_strcasecmp NULL
- # endif
- # endif
- #elif !defined(__PLUGIN__)
- # define vlc_strcasecmp NULL
- #endif
- #ifndef HAVE_STRNCASECMP
- # ifndef HAVE_STRNICMP
- # define strncasecmp vlc_strncasecmp
- VLC_EXPORT( int, vlc_strncasecmp, ( const char *s1, const char *s2, size_t n ) );
- # else
- # define strncasecmp strnicmp
- # if !defined(__PLUGIN__)
- # define vlc_strncasecmp NULL
- # endif
- # endif
- #elif !defined(__PLUGIN__)
- # define vlc_strncasecmp NULL
- #endif
- #ifndef HAVE_STRCASESTR
- # ifndef HAVE_STRISTR
- # define strcasestr vlc_strcasestr
- VLC_EXPORT( char *, vlc_strcasestr, ( const char *s1, const char *s2 ) );
- # else
- # define strcasestr stristr
- # if !defined(__PLUGIN__)
- # define vlc_strcasestr NULL
- # endif
- # endif
- #elif !defined(__PLUGIN__)
- # define vlc_strcasestr NULL
- #endif
- /* Format type specifiers for 64 bits numbers */
- #if !defined(WIN32) && !defined(UNDER_CE)
- # 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"
- #endif /* defined(WIN32)||defined(UNDER_CE) */
- /* 64 bits integer constant suffix */
- #if defined( __MINGW32__ ) || (!defined(WIN32) && !defined(UNDER_CE))
- # define I64C(x) x##LL
- # define UI64C(x) x##ULL
- #else
- # define I64C(x) x##i64
- # define UI64C(x) x##ui64
- #endif /* defined(WIN32)||defined(UNDER_CE) */
- #if defined(WIN32) || defined(UNDER_CE)
- /* win32, cl and icl support */
- # if defined( _MSC_VER ) || !defined( __MINGW32__ )
- # define __attribute__(x)
- # define __inline__ __inline
- # define S_IFBLK 0x3000 /* Block */
- # 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
- # ifdef off_t
- # undef off_t
- # endif
- # 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
- # if defined( __BORLANDC__ )
- # undef off_t
- # define off_t unsigned __int64
- # endif
- # ifndef O_NONBLOCK
- # define O_NONBLOCK 0
- # endif
- # ifndef alloca
- # define alloca _alloca
- # endif
- /* These two are not defined in mingw32 (bug?) */
- # ifndef snprintf
- # define snprintf _snprintf
- # endif
- # ifndef vsnprintf
- # define vsnprintf _vsnprintf
- # endif
- #endif
- /* lseek (defined in src/extras/libc.c) */
- #ifndef HAVE_LSEEK
- # define lseek vlc_lseek
- VLC_EXPORT( off_t, vlc_lseek, ( int fildes, off_t offset, int whence ) );
- #elif !defined(__PLUGIN__)
- # define vlc_lseek NULL
- #endif
- VLC_EXPORT( vlc_bool_t, vlc_reduce, ( int *, int *, int64_t, int64_t, int64_t ) );
- VLC_EXPORT( char **, vlc_parse_cmdline, ( const char *, int * ) );
- /* vlc_wraptext (defined in src/extras/libc.c) */
- #define wraptext vlc_wraptext
- VLC_EXPORT( char *, vlc_wraptext, ( const char *, int, vlc_bool_t ) );
- /* iconv wrappers (defined in src/extras/libc.c) */
- typedef void *vlc_iconv_t;
- VLC_EXPORT( vlc_iconv_t, vlc_iconv_open, ( const char *, const char * ) );
- VLC_EXPORT( size_t, vlc_iconv, ( vlc_iconv_t, char **, size_t *, char **, size_t * ) );
- VLC_EXPORT( int, vlc_iconv_close, ( vlc_iconv_t ) );
- /*****************************************************************************
- * 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_SSE2 (1<<7)
- #define CPU_CAPABILITY_ALTIVEC (1<<16)
- #define CPU_CAPABILITY_FPU (1<<31)
- /*****************************************************************************
- * I18n stuff
- *****************************************************************************/
- VLC_EXPORT( char *, vlc_dgettext, ( const char *package, const char *msgid ) );
- #if defined( ENABLE_NLS ) &&
- (defined(MODULE_NAME_IS_gnome)||defined(MODULE_NAME_IS_gnome_main)||
- defined(MODULE_NAME_IS_gnome2)||defined(MODULE_NAME_IS_gnome2_main)||
- defined(MODULE_NAME_IS_pda))
- /* Declare nothing: gnome.h will do it for us */
- #elif defined( ENABLE_NLS )
- # if defined( HAVE_INCLUDED_GETTEXT )
- # include "libintl.h"
- # else
- # include <libintl.h>
- # endif
- # undef _
- # define _(String) vlc_dgettext (PACKAGE_NAME, String)
- # define N_(String) ((char*)(String))
- #else
- # define _(String) ((char*)(String))
- # define N_(String) ((char*)(String))
- #endif
- /*****************************************************************************
- * Additional vlc stuff
- *****************************************************************************/
- #include "vlc_symbols.h"
- #include "os_specific.h"
- #include "vlc_messages.h"
- #include "variables.h"
- #include "vlc_objects.h"
- #include "vlc_threads_funcs.h"
- #include "mtime.h"
- #include "modules.h"
- #include "main.h"
- #include "configuration.h"
- #if defined( __BORLANDC__ )
- # undef PACKAGE
- # define PACKAGE
- #endif