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C/C++ Source or Header | 2008-11-07 | 31.4 KB | 899 lines

/***************************************************************************** * common.h: common definitions * Collection of useful common types and macros definitions ***************************************************************************** * Copyright (C) 1998-2005 the VideoLAN team * $Id: 8b1c32b7f79937c1651186801113ded9333aa8a4 $ * * 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., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA. *****************************************************************************/ /** * \file * This file is a collection of common definitions and types */ #ifndef VLC_COMMON_H # define VLC_COMMON_H 1 /***************************************************************************** * Required vlc headers *****************************************************************************/ #if defined( _MSC_VER ) # pragma warning( disable : 4244 ) #endif #include "vlc_config.h" /***************************************************************************** * Required system headers *****************************************************************************/ #include <stdlib.h> #include <stdarg.h> #include <string.h> #include <stdio.h> #include <inttypes.h> #ifndef __cplusplus # include <stdbool.h> #endif /***************************************************************************** * Basic types definitions *****************************************************************************/ #if defined( WIN32 ) || defined( UNDER_CE ) # include <malloc.h> # ifndef PATH_MAX # define PATH_MAX MAX_PATH # endif #endif /* Counter for statistics and profiling */ typedef unsigned long count_t; /* Audio volume */ typedef uint16_t audio_volume_t; /** * 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 static inline void __vlc_fourcc_to_char( vlc_fourcc_t fcc, char *psz_fourcc ) { memcpy( psz_fourcc, &fcc, 4 ); } #define vlc_fourcc_to_char( a, b ) \ __vlc_fourcc_to_char( (vlc_fourcc_t)(a), (char *)(b) ) /***************************************************************************** * Classes declaration *****************************************************************************/ /* Internal types */ typedef struct vlc_list_t vlc_list_t; typedef struct vlc_object_t vlc_object_t; typedef struct libvlc_int_t libvlc_int_t; typedef struct variable_t variable_t; typedef struct date_t date_t; typedef struct dict_entry_t dict_entry_t; typedef struct dict_t dict_t; typedef struct gc_object_t gc_object_t ; /* Messages */ typedef struct msg_subscription_t msg_subscription_t; /* Playlist */ /* FIXME */ /** * Playlist commands */ typedef enum { PLAYLIST_PLAY, /**< No arg. res=can fail*/ PLAYLIST_VIEWPLAY, /**< arg1= playlist_item_t*,*/ /** arg2 = playlist_item_t* , res=can fail */ PLAYLIST_PAUSE, /**< No arg res=can fail*/ PLAYLIST_STOP, /**< No arg res=can fail*/ PLAYLIST_SKIP, /**< arg1=int, res=can fail*/ } playlist_command_t; typedef struct playlist_t playlist_t; typedef struct playlist_item_t playlist_item_t; typedef struct playlist_view_t playlist_view_t; typedef struct playlist_export_t playlist_export_t; typedef struct services_discovery_t services_discovery_t; typedef struct services_discovery_sys_t services_discovery_sys_t; typedef struct playlist_add_t playlist_add_t; typedef struct playlist_preparse_t playlist_preparse_t; typedef struct playlist_fetcher_t playlist_fetcher_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; typedef struct config_category_t config_category_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 interaction_t interaction_t; typedef struct interaction_dialog_t interaction_dialog_t; typedef struct user_widget_t user_widget_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 access_t access_t; typedef struct access_sys_t access_sys_t; typedef struct stream_t stream_t; typedef struct stream_sys_t stream_sys_t; typedef struct demux_t demux_t; typedef struct demux_meta_t demux_meta_t; typedef struct demux_sys_t demux_sys_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 es_descriptor_t es_descriptor_t; typedef struct seekpoint_t seekpoint_t; typedef struct info_t info_t; typedef struct info_category_t info_category_t; typedef struct input_attachment_t input_attachment_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; /* 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 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; /* Subpictures */ 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; typedef struct image_handler_t image_handler_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 config_chain_t config_chain_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 sout_param_t sout_param_t; typedef struct sout_pcat_t sout_pcat_t; typedef struct sout_std_t sout_std_t; typedef struct sout_display_t sout_display_t; typedef struct sout_duplicate_t sout_duplicate_t; typedef struct sout_transcode_t sout_transcode_t; typedef struct sout_chain_t sout_chain_t; typedef struct streaming_profile_t streaming_profile_t; typedef struct sout_module_t sout_module_t; typedef struct sout_gui_descr_t sout_gui_descr_t; typedef struct profile_parser_t profile_parser_t; /* Decoders */ typedef struct decoder_t decoder_t; typedef struct decoder_sys_t decoder_sys_t; typedef struct decoder_synchro_t decoder_synchro_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; /* Network */ typedef struct network_socket_t network_socket_t; typedef struct virtual_socket_t v_socket_t; typedef struct sockaddr sockaddr; typedef struct addrinfo addrinfo; typedef struct vlc_acl_t vlc_acl_t; typedef struct vlc_url_t vlc_url_t; /* Misc */ typedef struct iso639_lang_t iso639_lang_t; typedef struct device_t device_t; typedef struct device_probe_t device_probe_t; typedef struct probe_sys_t probe_sys_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, const 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_handler_t httpd_handler_t; typedef struct httpd_handler_sys_t httpd_handler_sys_t; 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 ); typedef struct httpd_redirect_t httpd_redirect_t; typedef struct httpd_stream_t httpd_stream_t; /* TLS support */ typedef struct tls_server_t tls_server_t; typedef struct tls_session_t tls_session_t; /* Hashing */ typedef struct md5_s md5_t; /* XML */ typedef struct xml_t xml_t; typedef struct xml_sys_t xml_sys_t; typedef struct xml_reader_t xml_reader_t; typedef struct xml_reader_sys_t xml_reader_sys_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; /* osdmenu */ typedef struct osd_menu_t osd_menu_t; typedef struct osd_state_t osd_state_t; typedef struct osd_event_t osd_event_t; typedef struct osd_button_t osd_button_t; typedef struct osd_menu_state_t osd_menu_state_t; /* VLM */ typedef struct vlm_t vlm_t; typedef struct vlm_message_t vlm_message_t; /* divers */ typedef struct vlc_meta_t vlc_meta_t; typedef struct meta_export_t meta_export_t; /* Stats */ typedef struct counter_t counter_t; typedef struct counter_sample_t counter_sample_t; typedef struct stats_handler_t stats_handler_t; typedef struct input_stats_t input_stats_t; typedef struct global_stats_t global_stats_t; /* Update */ typedef struct update_t update_t; typedef struct update_iterator_t update_iterator_t; /* Meta engine */ typedef struct meta_engine_t meta_engine_t; /* stat/lstat/fstat */ #ifdef WIN32 #include <sys/stat.h> struct _stati64; #define stat _stati64 #define fstat _fstati64 /* You should otherwise use utf8_stat and utf8_lstat. */ #else struct stat; #endif /** * VLC value structure */ typedef union { int i_int; bool b_bool; float f_float; char * psz_string; void * p_address; vlc_object_t * p_object; vlc_list_t * p_list; mtime_t i_time; struct { char *psz_name; int i_object_id; } var; /* Make sure the structure is at least 64bits */ struct { char a, b, c, d, e, f, g, h; } padding; } vlc_value_t; /** * VLC list structure */ struct vlc_list_t { int i_count; vlc_value_t * p_values; int * pi_types; }; /** * \defgroup var_type Variable types * These are the different types a vlc variable can have. * @{ */ #define VLC_VAR_VOID 0x0010 #define VLC_VAR_BOOL 0x0020 #define VLC_VAR_INTEGER 0x0030 #define VLC_VAR_HOTKEY 0x0031 #define VLC_VAR_STRING 0x0040 #define VLC_VAR_MODULE 0x0041 #define VLC_VAR_FILE 0x0042 #define VLC_VAR_DIRECTORY 0x0043 #define VLC_VAR_VARIABLE 0x0044 #define VLC_VAR_FLOAT 0x0050 #define VLC_VAR_TIME 0x0060 #define VLC_VAR_ADDRESS 0x0070 #define VLC_VAR_MUTEX 0x0080 #define VLC_VAR_LIST 0x0090 /**@}*/ /***************************************************************************** * Error values (shouldn't be exposed) *****************************************************************************/ #define VLC_SUCCESS -0 /* No error */ #define VLC_ENOMEM -1 /* Not enough memory */ #define VLC_ETHREAD -2 /* Thread error */ #define VLC_ETIMEOUT -3 /* Timeout */ #define VLC_ENOMOD -10 /* Module not found */ #define VLC_ENOOBJ -20 /* Object not found */ #define VLC_ENOVAR -30 /* Variable not found */ #define VLC_EBADVAR -31 /* Bad variable value */ #define VLC_ENOITEM -40 /**< Item not found */ #define VLC_EEXIT -255 /* Program exited */ #define VLC_EEXITSUCCESS -999 /* Program exited successfully */ #define VLC_EGENERIC -666 /* Generic error */ /***************************************************************************** * 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 *****************************************************************************/ #ifdef __cplusplus # define LIBVLC_EXTERN extern "C" #else # define LIBVLC_EXTERN extern #endif #if defined (WIN32) && defined (DLL_EXPORT) # define LIBVLC_EXPORT __declspec(dllexport) #else # define LIBVLC_EXPORT #endif #define VLC_EXPORT( type, name, args ) \ LIBVLC_EXTERN LIBVLC_EXPORT type name args /***************************************************************************** * 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_mtime.h" #include "vlc_threads.h" typedef struct vlc_object_internals_t vlc_object_internals_t; /***************************************************************************** * 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; \ const char *psz_object_type; \ char *psz_object_name; \ \ /* Messages header */ \ char *psz_header; \ int i_flags; \ \ /* Object properties */ \ volatile bool b_error; /**< set by the object */ \ volatile bool b_die; /**< set by the outside */ \ volatile bool b_dead; /**< set by the object */ \ bool b_force; /**< set by the outside (eg. module_Need()) */ \ \ /* Stuff related to the libvlc structure */ \ libvlc_int_t *p_libvlc; /**< (root of all evil) - 1 */ \ \ vlc_object_t * p_parent; /**< our parent */ \ \ /* 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 */ #ifdef __GNUC__ # define VLC_OBJECT( x ) \ (((vlc_object_t *)(x))+0*(((typeof(x))0)->be_sure_to_add_VLC_COMMON_MEMBERS_to_struct)) #else # define VLC_OBJECT( x ) ((vlc_object_t *)(x)) #endif #define VLC_GC_MEMBERS \ /** \name VLC_GC_MEMBERS \ * these members are common to all objects that wish to be garbage-collected \ */ \ /**@{*/ \ int i_gc_refcount; \ void (*pf_destructor) ( gc_object_t * ); \ void *p_destructor_arg; \ /**@}*/ struct gc_object_t { VLC_GC_MEMBERS }; VLC_EXPORT(void, __vlc_gc_incref, ( gc_object_t * p_gc )); VLC_EXPORT(void, __vlc_gc_decref, ( gc_object_t * p_gc )); VLC_EXPORT(void, __vlc_gc_init, ( gc_object_t * p_gc, void (*pf_destructor)( gc_object_t * ), void * arg)); #define vlc_gc_incref( a ) __vlc_gc_incref( (gc_object_t *)a ) #define vlc_gc_decref( a ) __vlc_gc_decref( (gc_object_t *)a ) #define vlc_gc_init( a,b,c ) __vlc_gc_init( (gc_object_t *)a,b,c ) /***************************************************************************** * Macros and inline functions *****************************************************************************/ /* 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 inline int64_t GCD( int64_t a, int64_t b ) { while( b ) { int64_t c = a % b; a = b; b = c; } return a; } /* function imported from libavutil/common.h */ static inline uint8_t clip_uint8_vlc( int32_t a ) { if( a&(~255) ) return (-a)>>31; else return a; } /* Malloc with automatic error */ #define MALLOC_VOID( var, type ) do { var = (type*)malloc( sizeof( type) ); \ if( !var ) return; } while(0) #define MALLOC_NULL( var, type ) do { var = (type*)malloc( sizeof( type) ); \ if( !var ) return NULL; } while(0) #define MALLOC_ERR( var, type ) do { var = (type*)malloc( sizeof( type) ); \ if( !var ) return VLC_ENOMEM; } while(0) #define MALLOC_GOTOERR( var, type ) do { var = (type*)malloc( sizeof( type) ); \ if( !var ) goto error; } while(0) #define DECMALLOC_VOID( var, type ) type* var = (type*)malloc( sizeof(type) );\ if( !var ) return; #define DECMALLOC_ERR( var, type ) type* var = (type*)malloc( sizeof(type) );\ if( !var ) return VLC_ENOMEM; #define DECMALLOC_NULL( var, type ) type* var = (type*)malloc( sizeof(type) );\ if( !var ) return NULL; #define FREENULL(a) do { free( a ); a = NULL; } while(0) #define EMPTY_STR(str) (!str || !*str) VLC_EXPORT( char const *, vlc_error, ( int ) ); #include <vlc_arrays.h> /* MSB (big endian)/LSB (little endian) conversions - network order is always * MSB, and should be used for both network communications and files. */ static inline uint16_t U16_AT( const void * _p ) { const uint8_t * p = (const uint8_t *)_p; return ( ((uint16_t)p[0] << 8) | p[1] ); } static inline uint32_t U32_AT( const void * _p ) { const uint8_t * p = (const 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( const void * _p ) { const uint8_t * p = (const 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( const void * _p ) { const uint8_t * p = (const uint8_t *)_p; return ( ((uint16_t)p[1] << 8) | p[0] ); } static inline uint32_t GetDWLE( const void * _p ) { const uint8_t * p = (const 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( const void * _p ) { const uint8_t * p = (const 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 ); } #define hton16(i) htons(i) #define hton32(i) htonl(i) #define ntoh16(i) ntohs(i) #define ntoh32(i) ntohl(i) static inline uint64_t ntoh64 (uint64_t ll) { union { uint64_t qw; uint8_t b[16]; } v = { ll }; return ((uint64_t)v.b[0] << 56) | ((uint64_t)v.b[1] << 48) | ((uint64_t)v.b[2] << 40) | ((uint64_t)v.b[3] << 32) | ((uint64_t)v.b[4] << 24) | ((uint64_t)v.b[5] << 16) | ((uint64_t)v.b[6] << 8) | ((uint64_t)v.b[7] << 0); } #define hton64(i) ntoh64(i) /* Format string sanity checks */ #ifdef __GNUC__ # define LIBVLC_FORMAT(x,y) __attribute__ ((format(printf,x,y))) #else # define LIBVLC_FORMAT(x,y) #endif /* */ #define VLC_UNUSED(x) (void)(x) /* Stuff defined in src/extras/libc.c */ VLC_EXPORT( size_t, vlc_strlcpy, ( char *, const char *, size_t ) ); VLC_EXPORT( long long, vlc_strtoll, ( const char *nptr, char **endptr, int base ) ); VLC_EXPORT( char *, vlc_strcasestr, ( const char *s1, const char *s2 ) ); #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 ) && !defined( __WXMSW__ ) # if !defined( _OFF_T_DEFINED ) typedef __int64 off_t; # define _OFF_T_DEFINED # else /* for wx compatibility typedef long off_t; */ # 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 # include <tchar.h> #endif VLC_EXPORT( bool, vlc_ureduce, ( unsigned *, unsigned *, uint64_t, uint64_t, uint64_t ) ); /* vlc_wraptext (defined in src/extras/libc.c) */ #define wraptext vlc_wraptext VLC_EXPORT( char *, vlc_wraptext, ( const char *, int ) ); /* 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, const char **, size_t *, char **, size_t * ) ); VLC_EXPORT( int, vlc_iconv_close, ( vlc_iconv_t ) ); /* execve wrapper (defined in src/extras/libc.c) */ 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 ) ); #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) /* dir wrappers (defined in src/extras/libc.c) */ VLC_EXPORT(int, vlc_wclosedir, ( void *_p_dir )); /***************************************************************************** * 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) VLC_EXPORT( unsigned, vlc_CPU, ( void ) ); typedef void *(*vlc_memcpy_t) (void *tgt, const void *src, size_t n); typedef void *(*vlc_memset_t) (void *tgt, int c, size_t n); VLC_EXPORT( void, vlc_fastmem_register, (vlc_memcpy_t cpy, vlc_memset_t set) ); VLC_EXPORT( void *, vlc_memcpy, ( void *, const void *, size_t ) ); VLC_EXPORT( void *, vlc_memset, ( void *, int, size_t ) ); /***************************************************************************** * I18n stuff *****************************************************************************/ VLC_EXPORT( char *, vlc_gettext, ( const char *msgid ) ); /***************************************************************************** * libvlc features *****************************************************************************/ VLC_EXPORT( const char *, VLC_Version, ( void ) ); VLC_EXPORT( const char *, VLC_CompileBy, ( void ) ); VLC_EXPORT( const char *, VLC_CompileHost, ( void ) ); VLC_EXPORT( const char *, VLC_CompileDomain, ( void ) ); VLC_EXPORT( const char *, VLC_Compiler, ( void ) ); VLC_EXPORT( const char *, VLC_Error, ( int ) ); VLC_EXPORT( const char *, VLC_Changeset, ( void ) ); /***************************************************************************** * Additional vlc stuff *****************************************************************************/ #include "vlc_messages.h" #include "vlc_variables.h" #include "vlc_objects.h" #include "vlc_modules.h" #include "vlc_main.h" #include "vlc_configuration.h" #if defined( WIN32 ) || defined( UNDER_CE ) # define DIR_SEP_CHAR '\\' # define DIR_SEP "\\" # define PATH_SEP_CHAR ';' # define PATH_SEP ";" #else # define DIR_SEP_CHAR '/' # define DIR_SEP "/" # define PATH_SEP_CHAR ':' # define PATH_SEP ":" #endif #define LICENSE_MSG \ _("This program comes with NO WARRANTY, to the extent permitted by " \ "law.\nYou may redistribute it under the terms of the GNU General " \ "Public License;\nsee the file named COPYING for details.\n" \ "Written by the VideoLAN team; see the AUTHORS file.\n") #endif /* !VLC_COMMON_H */