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fceux
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minimum framework to support loading ips files on top of already loaded roms

This commit is contained in:
zeromus 2022-08-28 04:32:23 -04:00
parent 9d831d8b8b
commit 20d03d4434
4 changed files with 7 additions and 17 deletions
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2
src/fceu.cpp
View File

@ -431,7 +431,7 @@ FCEUGI *FCEUI_LoadGameVirtual(const char *name, int OverwriteVidMode, bool silen
// currently there's only one situation:
// the user clicked cancel form the open from archive dialog
int userCancel = 0;
fp = FCEU_fopen(name, 0, "rb", 0, -1, romextensions, &userCancel);
fp = FCEU_fopen(name, LoadedRomFNamePatchToUse[0] ? LoadedRomFNamePatchToUse : nullptr, "rb", 0, -1, romextensions, &userCancel);
if (!fp)
{

20
src/file.cpp
View File

@ -69,7 +69,7 @@ void ApplyIPS(FILE *ips, FCEUFILE* fp)
if(!ips) return;
char* buf = (char*)FCEU_dmalloc(fp->size);
char* buf = (char*)FCEU_malloc(fp->size);
memcpy(buf,fp->EnsureMemorystream()->buf(),fp->size);
@ -108,13 +108,7 @@ void ApplyIPS(FILE *ips, FCEUFILE* fp)
if((offset+size)>(uint32)fp->size)
{
// Probably a little slow.
char *newbuf=(char *)realloc(buf,offset+size);
if(!newbuf)
{
free(buf); buf=NULL;
FCEU_printf(" Oops. IPS patch %d(type RLE) goes beyond end of file. Could not allocate memory.\n",count);
goto end;
}
char *newbuf=(char *)FCEU_realloc(buf,offset+size);
buf=newbuf;
memset(buf+fp->size,0,offset+size-fp->size);
fp->size=offset+size;
@ -133,13 +127,7 @@ void ApplyIPS(FILE *ips, FCEUFILE* fp)
if((offset+size)>(uint32)fp->size)
{
// Probably a little slow.
char *newbuf=(char *)realloc(buf,offset+size);
if(!newbuf)
{
free(buf); buf=NULL;
FCEU_printf(" Oops. IPS patch %d(type normal) goes beyond end of file. Could not allocate memory.\n",count);
goto end;
}
char *newbuf=(char *)FCEU_realloc(buf,offset+size);
buf=newbuf;
memset(buf+fp->size,0,offset+size-fp->size);
}
@ -495,7 +483,7 @@ void FCEUI_SetDirOverride(int which, char *n)
va_list ap;
int ret;
if(!(*strp=(char*)FCEU_dmalloc(2048))) //mbg merge 7/17/06 cast to char*
if(!(*strp=(char*)FCEU_malloc(2048))) //mbg merge 7/17/06 cast to char*
return(0);
va_start(ap,fmt);
ret=vsnprintf(*strp,2048,fmt,ap);

1
src/ines.cpp
View File

@ -58,6 +58,7 @@ uint8 MirroringAs2bits = 0;
uint32 ROM_size = 0;
uint32 VROM_size = 0;
char LoadedRomFName[2048]; //mbg merge 7/17/06 added
char LoadedRomFNamePatchToUse[2048];
static int CHRRAMSize = -1;
static int iNES_Init(int num);

1
src/ines.h
View File

@ -47,6 +47,7 @@ extern uint8 **VPageR;
extern int iNesSave(void); //bbit Edited: line added
extern int iNesSaveAs(const char* name);
extern char LoadedRomFName[2048]; //bbit Edited: line added
extern char LoadedRomFNamePatchToUse[2048];
extern char *iNesShortFName(void);
extern const TMasterRomInfo* MasterRomInfo;
extern TMasterRomInfoParams MasterRomInfoParams;