a_dinosaur/ZSNES
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Added support for gzipped roms. save states and srm files are also automatically compressed. For the moment, this is only available in the linux version, and you must enable it by defining __GZIP__

Browse Source
This commit is contained in:
teuf
2001-04-19 21:05:17 +00:00
parent 52f517873d
commit 3dce7e00d6
3 changed files with 134 additions and 51 deletions
Download Patch File Download Diff File Expand all files Collapse all files

162
zsnes/src/linux/zfilew.c
View File

@@ -17,6 +17,11 @@
#include <stdio.h>
#ifdef __GZIP__
#include <zlib.h>
#endif
#ifdef __LINUX__
#include <sys/types.h>
#include <sys/stat.h>
@@ -37,7 +42,13 @@
#define STUB_FUNCTION fprintf(stderr,"STUB: %s at " __FILE__ ", line %d, thread %d\n",__FUNCTION__,__LINE__,getpid())
#endif
#include <errno.h>
#ifdef __GZIP__
gzFile *FILEHANDLE[16];
#else
FILE *FILEHANDLE[16];
#endif
DWORD CurrentHandle=0;
@@ -86,7 +97,7 @@ DWORD ZFTime;
BYTE * MKPath;
BYTE * CHPath;
BYTE * RMPath;
BYTE TextFile;
// GetDir
BYTE * DirName;
DWORD DriveNumber;
@@ -97,79 +108,132 @@ BYTE * ZFileDelFName;
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]=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]=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 = gztell(FILEHANDLE[ZFileTellHandle]);
if (res == -1) fprintf(stderr, "Oups!! gzTell\n");
return(res);
} else return gztell(FILEHANDLE[ZFileTellHandle]);
}
DWORD ZFileDelete()