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engine: soundlib: libmpg: fix the inconsistent use of offset types in lseek()

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This commit is contained in:
Alibek Omarov 2024-05-31 03:35:13 +03:00
parent 27f7d2c8d2
commit caf14c1b7c
4 changed files with 19 additions and 12 deletions
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2
engine/common/soundlib/libmpg/libmpg.c
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@ -87,7 +87,7 @@ int open_mpeg_stream( void *mpg, void *file, pfread f_read, pfseek f_seek, wavin
if( !mh || !sc ) return 0;
ret = mpg123_replace_reader_handle( mh, (void *)f_read, (void *)f_seek, NULL );
ret = mpg123_replace_reader_handle( mh, f_read, f_seek, NULL );
if( ret != MPG123_OK )
return 0;

10
engine/common/soundlib/libmpg/libmpg.h
View file

@ -34,9 +34,15 @@ typedef struct
int playtime; // stream size in milliseconds
} wavinfo_t;
#ifdef _MSC_VER // a1ba: MSVC6 don't have ssize_t
typedef long mpg_ssize_t;
#else
typedef ssize_t mpg_ssize_t;
#endif
// custom stdio
typedef long (*pfread)( void *handle, void *buf, size_t count );
typedef long (*pfseek)( void *handle, long offset, int whence );
typedef mpg_ssize_t (*pfread)( void *handle, void *buf, size_t count );
typedef fs_offset_t (*pfseek)( void *handle, fs_offset_t offset, int whence );
extern void *create_decoder( int *error );
extern int feed_mpeg_header( void *mpg, const byte *data, long bufsize, long streamsize, wavinfo_t *sc );

3
engine/common/soundlib/libmpg/mpg123.h
View file

@ -32,6 +32,7 @@ typedef struct mpg123_handle_s mpg123_handle_t;
#include <stdlib.h>
#include "fmt123.h"
#include STDINT_H
#include "xash3d_types.h"
#ifndef FALSE
#define FALSE 0
@ -50,7 +51,7 @@ typedef unsigned char byte;
typedef unsigned short word;
typedef unsigned long ulong;
typedef unsigned int uint;
typedef long mpg_off_t;
typedef fs_offset_t mpg_off_t;
#ifdef _MSC_VER // a1ba: MSVC6 don't have ssize_t
typedef long mpg_ssize_t;

16
engine/common/soundlib/snd_mp3.c
View file

@ -291,14 +291,14 @@ qboolean Sound_LoadMPG( const char *name, const byte *buffer, fs_offset_t filesi
return true;
}
/*
=================
FS_SeekEx
=================
*/
static fs_offset_t FS_SeekEx( file_t *file, fs_offset_t offset, int whence )
static fs_offset_t FS_SeekMpg( void *file, fs_offset_t offset, int whence )
{
return FS_Seek( file, offset, whence ) == -1 ? -1 : FS_Tell( file );
return g_fsapi.Seek((file_t *)file, offset, whence ) == -1 ? -1 : g_fsapi.Tell((file_t *)file );
}
static mpg_ssize_t FS_ReadMpg( void *file, void *buf, size_t count )
{
return g_fsapi.Read((file_t *)file, buf, count );
}
/*
@ -334,7 +334,7 @@ stream_t *Stream_OpenMPG( const char *filename )
if( ret ) Con_DPrintf( S_ERROR "%s\n", get_error( mpeg ));
// trying to open stream and read header
if( !open_mpeg_stream( mpeg, file, (void*)FS_Read, (void*)FS_SeekEx, &sc ))
if( !open_mpeg_stream( mpeg, file, FS_ReadMpg, FS_SeekMpg, &sc ))
{
Con_DPrintf( S_ERROR "Stream_OpenMPG: failed to load (%s): %s\n", filename, get_error( mpeg ));
close_decoder( mpeg );