static FILE *FetchFile(uint32 remlen)
{
#ifdef NETPLAY_ENABLED
uint32 clen = remlen;
char *cbuf;
uLongf len;
char *buf;
FILE *fp;
char *fn;
if(clen > 500000) // Sanity check
{
NetError();
return(0);
}
//printf("Receiving file: %d...\n",clen);
fn = FCEU_MakeFName(FCEUMKF_NPTEMP,0,0);
if((fp = fopen(fn,"w+b")))
{
cbuf = malloc(clen);
if(!FCEUD_RecvData(cbuf, clen))
{
NetError();
unlink(fn);
fclose(fp);
free(cbuf);
free(fn);
return(0);
}
len = FCEU_de32lsb(cbuf);
if(len > 500000) // Another sanity check
{
NetError();
unlink(fn);
fclose(fp);
free(cbuf);
free(fn);
return(0);
}
buf = malloc(len);
uncompress(buf, &len, cbuf + 4, clen - 4);
fwrite(buf, 1, len, fp);
free(buf);
fseek(fp, 0, SEEK_SET);
unlink(fn);
free(fn);
return(fp);
}
free(fn);
#endif
return(0);
}
static FILE *FetchFile(uint32 remlen)
{
uint32 clen = remlen;
char *cbuf;
uLongf len;
char *buf;
FILE *fp;
if(clen > 500000) // Sanity check
{
NetError();
return(0);
}
//printf("Receiving file: %d...\n",clen);
if((fp = tmpfile()))
{
cbuf = (char *)FCEU_dmalloc(clen); //mbg merge 7/17/06 added cast
if(!FCEUD_RecvData(cbuf, clen))
{
NetError();
fclose(fp);
free(cbuf);
return(0);
}
len = FCEU_de32lsb((uint8*)cbuf); //mbg merge 7/17/06 added cast
if(len > 500000) // Another sanity check
{
NetError();
fclose(fp);
free(cbuf);
return(0);
}
buf = (char *)FCEU_dmalloc(len); //mbg merge 7/17/06 added cast
uncompress((uint8*)buf, &len, (uint8*)cbuf + 4, clen - 4); //mbg merge 7/17/06 added casts
fwrite(buf, 1, len, fp);
free(buf);
fseek(fp, 0, SEEK_SET);
return(fp);
}
return(0);
}
void NetplayUpdate(uint8 *joyp)
{
static uint8 buf[5]; /* 4 play states, + command/extra byte */
static uint8 joypb[4];
memcpy(joypb,joyp,4);
/* This shouldn't happen, but just in case. 0xFF is used as a command escape elsewhere. */
if(joypb[0] == 0xFF)
joypb[0] = 0xF;
if(!netdcount)
if(!FCEUD_SendData(joypb,numlocal))
{
NetError();
return;
}
if(!netdcount)
{
do
{
if(!FCEUD_RecvData(buf,5))
{
NetError();
return;
}
switch(buf[4])
{
default: FCEU_DoSimpleCommand(buf[4]);break;
case FCEUNPCMD_TEXT:
{
uint8 *tbuf;
uint32 len = FCEU_de32lsb(buf);
if(len > 100000) // Insanity check!
{
NetError();
return;
}
tbuf = (uint8*)malloc(len + 1); //mbg merge 7/17/06 added cast
tbuf[len] = 0;
if(!FCEUD_RecvData(tbuf, len))
{
NetError();
free(tbuf);
return;
}
FCEUD_NetplayText(tbuf);
free(tbuf);
}
break;
case FCEUNPCMD_SAVESTATE:
{
//mbg todo netplay
//char *fn;
//FILE *fp;
////Send the cheats first, then the save state, since
////there might be a frame or two in between the two sendfile
////commands on the server side.
//fn = strdup(FCEU_MakeFName(FCEUMKF_CHEAT,0,0).c_str());
////why??????
////if(!
// FCEUNET_SendFile(FCEUNPCMD_LOADCHEATS,fn);
//// {
//// free(fn);
//// return;
//// }
//free(fn);
//if(!FCEUnetplay) return;
//fn = strdup(FCEU_MakeFName(FCEUMKF_NPTEMP,0,0).c_str());
//fp = fopen(fn, "wb");
//if(FCEUSS_SaveFP(fp,Z_BEST_COMPRESSION))
//{
// fclose(fp);
// if(!FCEUNET_SendFile(FCEUNPCMD_LOADSTATE, fn))
// {
// unlink(fn);
// free(fn);
// return;
// }
// unlink(fn);
// free(fn);
//}
//else
//{
// fclose(fp);
// FCEUD_PrintError("File error. (K)ill, (M)aim, (D)estroy? Now!");
// unlink(fn);
// free(fn);
// return;
//}
}
break;
case FCEUNPCMD_LOADCHEATS:
{
FILE *fp = FetchFile(FCEU_de32lsb(buf));
if(!fp) return;
FCEU_FlushGameCheats(0,1);
FCEU_LoadGameCheats(fp);
}
break;
//mbg 6/16/08 - netplay doesnt work right now anyway
/*case FCEUNPCMD_LOADSTATE:
{
FILE *fp = FetchFile(FCEU_de32lsb(buf));
if(!fp) return;
if(FCEUSS_LoadFP(fp,SSLOADPARAM_BACKUP))
{
fclose(fp);
FCEU_DispMessage("Remote state loaded.",0);
} else FCEUD_PrintError("File error. (K)ill, (M)aim, (D)estroy?");
}
break;*/
}
} while(buf[4]);
netdcount=(netdcount+1)%netdivisor;
memcpy(netjoy,buf,4);
*(uint32 *)joyp=*(uint32 *)netjoy;
}
}
void NetplayUpdate(uint8 *joyp)
{
static uint8 buf[5]; /* 4 play states, + command/extra byte */
static uint8 joypb[4];
memcpy(joypb,joyp,4);
/* This shouldn't happen, but just in case. 0xFF is used as a command escape elsewhere. */
if(joypb[0] == 0xFF)
joypb[0] = 0xF;
#ifdef NETWORK
if(!netdcount)
if(!FCEUD_SendData(joypb,numlocal))
{
NetError();
return;
}
if(!netdcount)
do
{
if(!FCEUD_RecvData(buf,5))
{
NetError();
return;
}
switch(buf[4])
{
default: FCEU_DoSimpleCommand(buf[4]);break;
case FCEUNPCMD_TEXT:
{
uint8 *tbuf;
uint32 len = FCEU_de32lsb(buf);
if(len > 100000) // Insanity check!
{
NetError();
return;
}
tbuf = malloc(len + 1);
tbuf[len] = 0;
if(!FCEUD_RecvData(tbuf, len))
{
NetError();
free(tbuf);
return;
}
FCEUD_NetplayText(tbuf);
free(tbuf);
}
break;
case FCEUNPCMD_SAVESTATE:
{
char *fn;
FILE *fp;
/* Send the cheats first, then the save state, since
there might be a frame or two in between the two sendfile
commands on the server side.
*/
fn = FCEU_MakeFName(FCEUMKF_CHEAT,0,0);
//if(!
FCEUNET_SendFile(FCEUNPCMD_LOADCHEATS,fn);
// {
// free(fn);
// return;
// }
free(fn);
if(!FCEUnetplay) return;
fn = FCEU_MakeFName(FCEUMKF_NPTEMP,0,0);
fp = fopen(fn, "wb");
if(FCEUSS_SaveFP(fp))
{
fclose(fp);
if(!FCEUNET_SendFile(FCEUNPCMD_LOADSTATE, fn))
{
unlink(fn);
free(fn);
return;
}
unlink(fn);
free(fn);
}
else
{
fclose(fp);
FCEUD_PrintError("File error. (K)ill, (M)aim, (D)estroy? Now!");
unlink(fn);
free(fn);
return;
}
}
break;
case FCEUNPCMD_LOADCHEATS:
{
FILE *fp = FetchFile(FCEU_de32lsb(buf));
if(!fp) return;
FCEU_FlushGameCheats(0,1);
FCEU_LoadGameCheats(fp);
}
break;
case FCEUNPCMD_LOADSTATE:
{
FILE *fp = FetchFile(FCEU_de32lsb(buf));
if(!fp) return;
if(FCEUSS_LoadFP(fp))
{
fclose(fp);
FCEU_DispMessage("Remote state loaded.");
} else FCEUD_PrintError("File error. (K)ill, (M)aim, (D)estroy?");
}
break;
}
} while(buf[4]);
#endif
netdcount=(netdcount+1)%netdivisor;
memcpy(netjoy,buf,4);
*(uint32 *)joyp=*(uint32 *)netjoy;
}
