X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=include%2Fvlc_common.h;h=bc179a0f4b075ea753cd43ce0f1009c8f97733e1;hb=0f00164eb903cee76c89575ed26117332ed1ee99;hp=c91d74f4e832af778493108defa1a2fc68a3ff71;hpb=6fdd1765b76ce1414cb0a1d13b790b2b26b08288;p=vlc diff --git a/include/vlc_common.h b/include/vlc_common.h index c91d74f4e8..bc179a0f4b 100644 --- a/include/vlc_common.h +++ b/include/vlc_common.h @@ -29,30 +29,15 @@ * This file is a collection of common definitions and types */ +#ifndef PACKAGE +/* Temporary regression test */ +#error You probably forgot to include config.h!! +#endif + /***************************************************************************** * 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 ) +#if defined( _MSC_VER ) # pragma warning( disable : 4244 ) #endif @@ -64,7 +49,7 @@ #include #include -#include /* strerror() */ +#include #include #ifdef HAVE_SYS_TYPES_H @@ -117,18 +102,6 @@ typedef uint8_t byte_t; #define INT64_MAX (9223372036854775807LL) #endif -/* ptrdiff_t definition */ -#ifdef HAVE_STDDEF_H -# include -#else -# include -# 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 # ifndef PATH_MAX @@ -136,10 +109,6 @@ typedef int ptrdiff_t; # 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; @@ -152,10 +121,6 @@ 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 * @@ -191,6 +156,24 @@ typedef uint32_t vlc_fourcc_t; #endif +static inline void __vlc_fourcc_to_char( vlc_fourcc_t fcc, char *psz_fourcc ) +{ +#ifdef WORDS_BIGENDIAN + psz_fourcc[0] = (uint32_t) (fcc >> 24); + psz_fourcc[1] = (uint32_t) (fcc >> 16); + psz_fourcc[2] = (uint32_t) (fcc >> 8); + psz_fourcc[3] = (uint32_t) (fcc); +#else + psz_fourcc[3] = (uint32_t) (fcc >> 24); + psz_fourcc[2] = (uint32_t) (fcc >> 16); + psz_fourcc[1] = (uint32_t) (fcc >> 8); + psz_fourcc[0] = (uint32_t) (fcc); +#endif +} + +#define vlc_fourcc_to_char( a, b ) \ + __vlc_fourcc_to_char( (vlc_fourcc_t)(a), (char *)(b) ) + /***************************************************************************** * Classes declaration *****************************************************************************/ @@ -217,7 +200,6 @@ typedef struct msg_subscription_t msg_subscription_t; */ typedef enum { PLAYLIST_PLAY, /**< No arg. res=can fail*/ - PLAYLIST_AUTOPLAY, /**< No arg. res=cant fail*/ PLAYLIST_VIEWPLAY, /**< arg1= playlist_item_t*,*/ /** arg2 = playlist_item_t* , res=can fail */ PLAYLIST_PAUSE, /**< No arg res=can fail*/ @@ -263,6 +245,7 @@ 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; @@ -293,7 +276,6 @@ 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; @@ -347,8 +329,9 @@ 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_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; @@ -364,6 +347,7 @@ 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; @@ -393,7 +377,6 @@ 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; @@ -472,19 +455,19 @@ typedef int ( * vlc_callback_t ) ( vlc_object_t *, /* variable's object */ #if defined (WIN32) && defined (DLL_EXPORT) # ifdef __cplusplus -# define VLC_PUBLIC_API __declspec(dllexport) -# define VLC_PRIVATE_API __declspec(dllexport) +# define VLC_PUBLIC_API __declspec(dllexport) +# define VLC_PRIVATE_API __declspec(dllexport) # define VLC_EXPORT( type, name, args ) extern "C" __declspec(dllexport) type name args # define VLC_INTERNAL( type, name, args ) extern "C" type name args # else -# define VLC_PUBLIC_API extern __declspec(dllexport) -# define VLC_PRIVATE_API extern __declspec(dllexport) +# define VLC_PUBLIC_API extern __declspec(dllexport) +# define VLC_PRIVATE_API extern __declspec(dllexport) # define VLC_EXPORT( type, name, args ) __declspec(dllexport) type name args # define VLC_INTERNAL( type, name, args ) type name args # endif #else # ifdef __cplusplus -# if HAVE_ATTRIBUTE_VISIBILITY +# ifdef HAVE_ATTRIBUTE_VISIBILITY # define VLC_PUBLIC_API __attribute__((visibility("default"))) # define VLC_PRIVATE_API __attribute__((visibility("default"))) # define VLC_EXPORT( type, name, args ) extern "C" __attribute__((visibility("default"))) type name args @@ -495,15 +478,15 @@ typedef int ( * vlc_callback_t ) ( vlc_object_t *, /* variable's object */ # define VLC_INTERNAL( type, name, args ) extern "C" type name args # endif # else -# if HAVE_ATTRIBUTE_VISIBILITY +# ifdef HAVE_ATTRIBUTE_VISIBILITY # define VLC_PUBLIC_API extern __attribute__((visibility("default"))) # define VLC_PRIVATE_API extern __attribute__((visibility("default"))) # define VLC_EXPORT( type, name, args ) __attribute__((visibility("default"))) type name args # define VLC_INTERNAL( type, name, args ) __attribute__((visibility("hidden"))) type name args # else -# define VLC_PUBLIC_API extern +# define VLC_PUBLIC_API extern # define VLC_PRIVATE_API extern -# define VLC_EXPORT( type, name, args ) type name args +# define VLC_EXPORT( type, name, args ) extern type name args # define VLC_INTERNAL( type, name, args ) type name args # endif # endif @@ -559,7 +542,6 @@ typedef struct vlc_object_internals_t vlc_object_internals_t; /* Stuff related to the libvlc structure */ \ libvlc_int_t *p_libvlc; /**< (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; \ @@ -590,27 +572,42 @@ struct gc_object_t VLC_GC_MEMBERS }; +#include /* FIXME: should not be included here */ + static inline void __vlc_gc_incref( gc_object_t * p_gc ) { + assert( p_gc->i_gc_refcount > 0 ); + p_gc->i_gc_refcount ++; }; static inline void __vlc_gc_decref( gc_object_t *p_gc ) { + if( !p_gc ) return; + + assert( p_gc->i_gc_refcount > 0 ); + p_gc->i_gc_refcount -- ; if( p_gc->i_gc_refcount == 0 ) { p_gc->pf_destructor( p_gc ); /* Do not use the p_gc pointer from now on ! */ - } + } +} + +static inline void +__vlc_gc_init( gc_object_t * p_gc, void (*pf_destructor)( gc_object_t * ), + void * arg) +{ + p_gc->i_gc_refcount = 1; + p_gc->pf_destructor = pf_destructor; + p_gc->p_destructor_arg = 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 ) { ((gc_object_t *)a)->i_gc_refcount = 0; \ - ((gc_object_t *)a)->pf_destructor = b; \ - ((gc_object_t *)a)->p_destructor_arg = c; } +#define vlc_gc_init( a,b,c ) __vlc_gc_init( (gc_object_t *)a,b,c ) /***************************************************************************** @@ -638,10 +635,15 @@ static inline void __vlc_gc_decref( gc_object_t *p_gc ) # define __MIN(a, b) ( ((a) < (b)) ? (a) : (b) ) #endif -static int64_t GCD( int64_t a, int64_t b ) +static inline int64_t GCD( int64_t a, int64_t b ) { - if( b ) return GCD( b, a % b ); - else return a; + while( b ) + { + int64_t c = a % b; + a = b; + b = c; + } + return a; } /* function imported from libavutil/common.h */ @@ -652,23 +654,22 @@ static inline uint8_t clip_uint8_vlc( int32_t a ) } /* Malloc with automatic error */ -#define MALLOC_VOID( var, type ) { var = (type*)malloc( sizeof( type) ); \ - if( !var ) return; } -#define MALLOC_NULL( var, type ) { var = (type*)malloc( sizeof( type) ); \ - if( !var ) return NULL; } -#define MALLOC_ERR( var, type ) { var = (type*)malloc( sizeof( type) ); \ - if( !var ) return VLC_ENOMEM; } -#define MALLOC_GOTOERR( var, type ) { var = (type*)malloc( sizeof( type) ); \ - if( !var ) goto 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) );\ +#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) if( a ) { free( a ); a = NULL; } -#define FREE(a) if( a ) { free( a ); } +#define FREENULL(a) do { free( a ); a = NULL; } while(0) #define EMPTY_STR(str) (!str || !*str) @@ -798,109 +799,19 @@ static inline void _SetQWBE( uint8_t *p, uint64_t i_qw ) # 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 +/* */ +#define VLC_UNUSED(x) (void)(x) /* 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(__APPLE__) || 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(__APPLE__) || 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_STRNLEN -# define strnlen vlc_strnlen - VLC_EXPORT( size_t, vlc_strnlen, ( const char *, size_t ) ); -#elif !defined(__PLUGIN__) -# define vlc_strnlen NULL -#endif - -#ifndef HAVE_STRLCPY -# define strlcpy vlc_strlcpy - VLC_EXPORT( size_t, vlc_strlcpy, ( char *, const char *, size_t ) ); -#elif !defined(__PLUGIN__) -# define vlc_strlcpy 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 +VLC_EXPORT( char *, vlc_strdup, ( const char *s ) ); +VLC_EXPORT( int, vlc_vasprintf, (char **, const char *, va_list ) ); +VLC_EXPORT( int, vlc_asprintf, (char **, const char *, ... ) ATTRIBUTE_FORMAT( 2, 3 ) ); +VLC_EXPORT( char *, vlc_strndup, ( const char *s, size_t n ) ); +VLC_EXPORT( size_t, vlc_strlcpy, ( char *, const char *, size_t ) ); +VLC_EXPORT( double, vlc_atof, ( const char *nptr ) ); +VLC_EXPORT( int64_t, vlc_atoll, ( const char *nptr ) ); +VLC_EXPORT( int64_t, vlc_strtoll, ( const char *nptr, char **endptr, int base ) ); +VLC_EXPORT( size_t, vlc_strnlen, ( const char *, size_t ) ); #if defined(SYS_BEOS) \ || (defined (__FreeBSD__) && (__FreeBSD__ < 5)) @@ -908,71 +819,18 @@ static inline void _SetQWBE( uint8_t *p, uint64_t i_qw ) long long quot; /* Quotient. */ long long rem; /* Remainder. */ } lldiv_t; -# define lldiv vlc_lldiv - VLC_EXPORT( lldiv_t, vlc_lldiv, ( long long numer, long long denom ) ); -#elif !defined(__PLUGIN__) -# define vlc_lldiv NULL -#endif - -#ifndef HAVE_SCANDIR -# define scandir vlc_scandir -# define alphasort vlc_alphasort - struct dirent; - VLC_EXPORT( int, vlc_scandir, ( const char *name, struct dirent ***namelist, int (*filter) ( const struct dirent * ), int (*compar) ( const struct dirent **, const struct dirent ** ) ) ); - VLC_EXPORT( int, vlc_alphasort, ( const struct dirent **a, const struct dirent **b ) ); -#elif !defined(__PLUGIN__) -# define vlc_scandir NULL -# define vlc_alphasort NULL #endif +VLC_EXPORT( lldiv_t, vlc_lldiv, ( long long numer, long long denom ) ); -#ifndef HAVE_GETENV -# define getenv vlc_getenv - VLC_EXPORT( char *, vlc_getenv, ( const char *name ) ); -#elif !defined(__PLUGIN__) -# define vlc_getenv NULL -#endif +struct dirent; +VLC_EXPORT( int, vlc_scandir, ( const char *name, struct dirent ***namelist, int (*filter) ( const struct dirent * ), int (*compar) ( const struct dirent **, const struct dirent ** ) ) ); +VLC_EXPORT( int, vlc_alphasort, ( const struct dirent **a, const struct dirent **b ) ); -#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 +VLC_EXPORT( char *, vlc_getenv, ( const char *name ) ); -#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 +VLC_EXPORT( int, vlc_strcasecmp, ( const char *s1, const char *s2 ) ); +VLC_EXPORT( int, vlc_strncasecmp, ( const char *s1, const char *s2, size_t n ) ); +VLC_EXPORT( char *, vlc_strcasestr, ( const char *s1, const char *s2 ) ); #ifndef HAVE_DIRENT_H typedef void DIR; @@ -998,22 +856,16 @@ static inline void _SetQWBE( uint8_t *p, uint64_t i_qw ) VLC_INTERNAL( void, vlc_rewinddir, ( void * ) ); VLC_INTERNAL( void, vlc_seekdir, ( void *, long ) ); VLC_INTERNAL( long, vlc_telldir, ( void * ) ); -#else -# if !defined(__PLUGIN__) -# define vlc_opendir NULL -# define vlc_readdir NULL -# define vlc_closedir NULL -# endif #endif #if defined (WIN32) # include -VLC_INTERNAL( void *, vlc_wopendir, ( const wchar_t * ) ); -VLC_INTERNAL( struct _wdirent *, vlc_wreaddir, ( void * ) ); -VLC_EXPORT( int, vlc_wclosedir, ( void * ) ); -VLC_INTERNAL( void, vlc_rewinddir, ( void * ) ); -VLC_INTERNAL( void, vlc_seekdir, ( void *, long ) ); -VLC_INTERNAL( long, vlc_telldir, ( void * ) ); + VLC_INTERNAL( void *, vlc_wopendir, ( const wchar_t * ) ); + VLC_INTERNAL( struct _wdirent *, vlc_wreaddir, ( void * ) ); + VLC_EXPORT( int, vlc_wclosedir, ( void * ) ); + VLC_INTERNAL( void, vlc_rewinddir, ( void * ) ); + VLC_INTERNAL( void, vlc_seekdir, ( void *, long ) ); + VLC_INTERNAL( long, vlc_telldir, ( void * ) ); # define opendir Use_utf8_opendir_or_vlc_wopendir_instead! # define readdir Use_utf8_readdir_or_vlc_wreaddir_instead! # define closedir vlc_wclosedir @@ -1023,8 +875,6 @@ VLC_INTERNAL( long, vlc_telldir, ( void * ) ); # define rewinddir vlc_rewinddir # define seekdir vlc_seekdir # define telldir vlc_telldir -#elif !defined(__PLUGIN__) -# define vlc_wclosedir NULL #endif /* Format type specifiers for 64 bits numbers */ @@ -1164,7 +1014,7 @@ VLC_EXPORT( unsigned, vlc_CPU, ( void ) ); * I18n stuff *****************************************************************************/ #ifdef WIN32 -VLC_EXPORT( char *, vlc_dgettext, ( const char *package, const char *msgid ) ); + VLC_EXPORT( char *, vlc_dgettext, ( const char *package, const char *msgid ) ); #endif #if defined( ENABLE_NLS ) && \ @@ -1204,12 +1054,11 @@ VLC_EXPORT( const char *, VLC_Changeset, ( void ) ); /***************************************************************************** * Additional vlc stuff *****************************************************************************/ -#include "vlc_os_specific.h" #include "vlc_messages.h" #include "vlc_variables.h" #include "vlc_objects.h" -#include "vlc_threads_funcs.h" #include "vlc_mtime.h" +#include "vlc_threads_funcs.h" #include "vlc_modules.h" #include "main.h" #include "vlc_configuration.h" @@ -1222,11 +1071,6 @@ VLC_EXPORT( const char *, VLC_Changeset, ( void ) ); extern vlc_threadvar_t msg_context_global_key; -#if defined( __BORLANDC__ ) -# undef PACKAGE -# define PACKAGE -#endif - #if defined( WIN32 ) || defined( UNDER_CE ) # define DIR_SEP_CHAR '\\' # define DIR_SEP "\\"