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Added gzip support to windows and linux version

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Renamed linux/winintrf.asm to linux/sdlintrf.asm
This commit is contained in:
teuf
2001-04-24 19:59:35 +00:00
parent 49816e69ee
commit e6896ec9f4
7 changed files with 164 additions and 111 deletions
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155
zsnes/src/win/zfilew.c
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@@ -21,6 +21,7 @@
#include <io.h>
#include <direct.h>
#include <string.h>
#include <zlib.h>
#define DWORD unsigned int
#define BYTE unsigned char
@@ -28,6 +29,9 @@
FILE *FILEHANDLE[16];
DWORD CurrentHandle=0;
//Indicate whether the file must be opened using
//zlib or not (used for gzip support)
BYTE TextFile;
// ZFileSystemInit
@@ -84,83 +88,138 @@ DWORD DriveNumber;
BYTE * ZFileDelFName;
// return current position
DWORD ZFileSystemInit()
{
CurrentHandle=0;
return(0);
#ifdef __GZIP__
TextFile = 0;
#else
TextFile = 1;
#endif
CurrentHandle=0;
return(0);
}
DWORD ZOpenFile()
{
if(ZOpenMode==0)
{
if((FILEHANDLE[CurrentHandle]=fopen(ZOpenFileName,"rb"))!=NULL)
{
CurrentHandle+=1;
return(CurrentHandle-1);
}
return(0xFFFFFFFF);
}
if(ZOpenMode==1)
{
if((FILEHANDLE[CurrentHandle]=fopen(ZOpenFileName,"wb"))!=NULL)
{
CurrentHandle+=1;
return(CurrentHandle-1);
}
return(0xFFFFFFFF);
}
if(ZOpenMode==2)
{
if((FILEHANDLE[CurrentHandle]=fopen(ZOpenFileName,"r+b"))!=NULL)
{
CurrentHandle+=1;
return(CurrentHandle-1);
}
return(0xFFFFFFFF);
}
return(0xFFFFFFFF);
if(ZOpenMode==0)
{
if (TextFile)
FILEHANDLE[CurrentHandle]=fopen(ZOpenFileName,"rb");
else
FILEHANDLE[CurrentHandle]=(FILE *)gzopen(ZOpenFileName,"rb");
if(FILEHANDLE[CurrentHandle]!=NULL)
{
CurrentHandle+=1;
return(CurrentHandle-1);
}
return(0xFFFFFFFF);
}
if(ZOpenMode==1)
{
if (TextFile)
FILEHANDLE[CurrentHandle]=fopen(ZOpenFileName,"wb");
else
FILEHANDLE[CurrentHandle]=(FILE *)gzopen(ZOpenFileName,"wb");
if(FILEHANDLE[CurrentHandle]!=NULL)
{
CurrentHandle+=1;
return(CurrentHandle-1);
}
return(0xFFFFFFFF);
}
if(ZOpenMode==2)
{
if (TextFile)
FILEHANDLE[CurrentHandle]=fopen(ZOpenFileName,"r+b");
else
FILEHANDLE[CurrentHandle]=gzopen(ZOpenFileName,"r+b");
if(FILEHANDLE[CurrentHandle]!=NULL)
{
CurrentHandle+=1;
return(CurrentHandle-1);
}
return(0xFFFFFFFF);
}
return(0xFFFFFFFF);
}
DWORD ZCloseFile()
{
fclose(FILEHANDLE[ZCloseFileHandle]);
CurrentHandle-=1;
return(0);
if (TextFile)
fclose(FILEHANDLE[ZCloseFileHandle]);
else
gzclose(FILEHANDLE[ZCloseFileHandle]);
CurrentHandle-=1;
return(0);
}
DWORD ZFileSeek()
{
if(ZFileSeekMode==0)
{
fseek(FILEHANDLE[ZFileSeekHandle],ZFileSeekPos,SEEK_SET);
return(0);
}
if(ZFileSeekMode==1)
{
fseek(FILEHANDLE[ZFileSeekHandle],ZFileSeekPos,SEEK_END);
return(0);
}
return(0xFFFFFFFF);
int res = 0;
int mode = 0;
if (ZFileSeekMode==0)
mode = SEEK_SET;
else if (ZFileSeekMode==1) {
mode = SEEK_END;
if (TextFile==0)
printf("Warning : gzseek(SEEK_END) not supported");
} else return (0xFFFFFFFF);
if (TextFile) {
fseek(FILEHANDLE[ZFileSeekHandle], ZFileSeekPos, mode);
return 0;
} else {
gzseek(FILEHANDLE[ZFileSeekHandle], ZFileSeekPos, mode);
return 0;
}
return(0xFFFFFFFF);
}
DWORD ZFileRead()
{
return(fread(ZFileReadBlock,1,ZFileReadSize,FILEHANDLE[ZFileReadHandle]));
if (TextFile)
return(fread(ZFileReadBlock,
1,
ZFileReadSize,
FILEHANDLE[ZFileReadHandle]));
else
return(gzread(FILEHANDLE[ZFileReadHandle],
ZFileReadBlock,
ZFileReadSize));
}
DWORD ZFileWrite()
{
if((fwrite(ZFileWriteBlock,1,ZFileWriteSize,FILEHANDLE[ZFileWriteHandle]))!=ZFileWriteSize) return(0xFFFFFFFF);
return(0);
int res=0;
if (TextFile)
res = fwrite(ZFileWriteBlock,
1,
ZFileWriteSize,
FILEHANDLE[ZFileWriteHandle]);
else
res = gzwrite(FILEHANDLE[ZFileWriteHandle],
ZFileWriteBlock,
ZFileWriteSize);
if (res!=ZFileWriteSize)
return(0xFFFFFFFF);
return(0);
}
DWORD ZFileTell()
{
return(ftell(FILEHANDLE[ZFileTellHandle]));
int res = 0;
if (TextFile) {
res = ftell(FILEHANDLE[ZFileTellHandle]);
if (res == -1) fprintf(stderr, "Oups!! gzTell\n");
return(res);
} else return gztell(FILEHANDLE[ZFileTellHandle]);
}
DWORD ZFileDelete()
{
return(remove(ZFileDelFName));