// Donuts are a tasty treat and delicious with powdered sugar.
void MDFNMOV_AddJoy(void *donutdata, uint32 donutlen)
{
gzFile fp;
if(!current) return; /* Not playback nor recording. */
if(current < 0) /* Playback */
{
int t;
fp = slots[-1 - current];
while((t = gzgetc(fp)) >= 0 && t)
{
if(t == MDFNNPCMD_LOADSTATE)
{
uint32 len;
StateMem sm;
len = gzgetc(fp);
len |= gzgetc(fp) << 8;
len |= gzgetc(fp) << 16;
len |= gzgetc(fp) << 24;
if(len >= 5 * 1024 * 1024) // A sanity limit of 5MiB
{
StopPlayback();
return;
}
memset(&sm, 0, sizeof(StateMem));
sm.len = len;
sm.data = (uint8 *)malloc(len);
if(gzread(fp, sm.data, len) != len)
{
StopPlayback();
return;
}
if(!MDFNSS_LoadSM(&sm, 0, 0))
{
StopPlayback();
return;
}
}
else
MDFN_DoSimpleCommand(t);
}
if(t < 0)
{
StopPlayback();
return;
}
if(gzread(fp, donutdata, donutlen) != donutlen)
{
StopPlayback();
return;
}
}
else /* Recording */
{
if(MDFN_StateEvilIsRunning())
{
smem_putc(&RewindBuffer, 0);
smem_write(&RewindBuffer, donutdata, donutlen);
}
else
{
fp = slots[current - 1];
gzputc(fp, 0);
gzwrite(fp, donutdata, donutlen);
}
}
}
static void ProcessCommand(const uint8 cmd, const uint32 raw_len, const char **PortDNames, void *PortData[], uint32 PortLen[], int NumPorts)
{
switch(cmd)
{
case 0: break; // No command
default: MDFN_DoSimpleCommand(cmd);
break;
case MDFNNPCMD_INTEGRITY:
SendIntegrity();
break;
case MDFNNPCMD_REQUEST_STATE:
SendState();
break;
case MDFNNPCMD_LOADSTATE:
RecvState(raw_len);
MDFN_DispMessage(_("Remote state loaded."));
break;
case MDFNNPCMD_SERVERTEXT:
{
static const uint32 MaxLength = 2000;
uint8 neobuf[MaxLength + 1];
char *textbuf = NULL;
const uint32 totallen = raw_len;
if(totallen > MaxLength) // Sanity check
{
throw MDFN_Error(0, _("Text length is too long: %u"), totallen);
}
MDFND_RecvData(neobuf, totallen);
neobuf[totallen] = 0;
trio_asprintf(&textbuf, "** %s", neobuf);
MDFND_NetplayText((UTF8*)textbuf, FALSE);
free(textbuf);
}
break;
case MDFNNPCMD_ECHO:
{
uint32 totallen = raw_len;
uint64 then_time;
uint64 now_time;
if(totallen != sizeof(then_time))
{
throw MDFN_Error(0, _("Echo response length is incorrect size: %u"), totallen);
}
MDFND_RecvData(&then_time, sizeof(then_time));
now_time = MDFND_GetTime();
char *textbuf = NULL;
trio_asprintf(&textbuf, _("*** Round-trip time: %llu ms"), (unsigned long long)(now_time - then_time));
MDFND_NetplayText((UTF8*)textbuf, FALSE);
free(textbuf);
}
break;
case MDFNNPCMD_TEXT:
{
static const uint32 MaxLength = 2000;
uint8 neobuf[MaxLength + 1];
const uint32 totallen = raw_len;
uint32 nicklen;
bool NetEcho = false;
char *textbuf = NULL;
if(totallen < 4)
{
throw MDFN_Error(0, _("Text command length is too short: %u"), totallen);
}
if(totallen > MaxLength) // Sanity check
{
throw MDFN_Error(0, _("Text command length is too long: %u"), totallen);
}
MDFND_RecvData(neobuf, totallen);
nicklen = MDFN_de32lsb(neobuf);
if(nicklen > (totallen - 4)) // Sanity check
{
throw MDFN_Error(0, _("Received nickname length is too long: %u"), nicklen);
}
neobuf[totallen] = 0;
if(nicklen)
{
uint8 nickbuf[nicklen + 1];
memcpy(nickbuf, neobuf + 4, nicklen);
nickbuf[nicklen] = 0;
if(OurNick && !strcasecmp(OurNick, (char *)nickbuf))
{
trio_asprintf(&textbuf, "> %s", &neobuf[4 + nicklen]);
NetEcho = true;
}
else
trio_asprintf(&textbuf, "<%s> %s", nickbuf, &neobuf[4 + nicklen]);
}
else
{
trio_asprintf(&textbuf, "* %s", &neobuf[4]);
}
MDFND_NetplayText((UTF8*)textbuf, NetEcho);
free(textbuf);
}
break;
case MDFNNPCMD_NICKCHANGED:
{
static const uint32 MaxLength = 2000;
uint8 neobuf[MaxLength + 1];
uint8 *newnick;
char *textbuf = NULL;
const uint32 len = raw_len;
if(len > MaxLength) // Sanity check
{
throw MDFN_Error(0, _("Nickname change length is too long: %u"), len);
}
MDFND_RecvData(neobuf, len);
neobuf[len] = 0;
newnick = (uint8*)strchr((char*)neobuf, '\n');
if(newnick)
{
bool IsMeow = FALSE;
*newnick = 0;
newnick++;
if(OurNick)
{
if(!strcasecmp((char*)neobuf, (char*)OurNick))
{
free(OurNick);
OurNick = strdup((char*)newnick);
textbuf = trio_aprintf(_("* You are now known as <%s>."), newnick);
IsMeow = TRUE;
}
}
if(!textbuf)
textbuf = trio_aprintf(_("* <%s> is now known as <%s>"), neobuf, newnick);
MDFND_NetplayText((UTF8*)textbuf, IsMeow);
free(textbuf);
}
}
break;
case MDFNNPCMD_CTRL_CHANGE:
{
const uint32 len = raw_len;
//
// Joined = true;
SendCommand(MDFNNPCMD_CTRL_CHANGE_ACK, len);
//
//
LocalInputStateSize = 0;
LocalPlayersMask = len;
for(int x = 0; x < MDFNGameInfo->InputInfo->InputPorts; x++)
{
if(LocalPlayersMask & (1 << x))
LocalInputStateSize += PortLen[x];
}
}
break;
case MDFNNPCMD_CTRLR_SWAP_NOTIF:
{
const uint32 cm = raw_len;
char textbuf[512];
trio_snprintf(textbuf, sizeof(textbuf), _("* All instances of controllers %u and %u have been swapped."), ((cm & 0xFF) + 1), ((cm >> 8) & 0xFF) + 1);
MDFND_NetplayText((UTF8*)textbuf, false);
}
break;
case MDFNNPCMD_CTRLR_TAKE_NOTIF:
case MDFNNPCMD_CTRLR_DROP_NOTIF:
case MDFNNPCMD_CTRLR_DUPE_NOTIF:
{
static const uint32 MaxNicknameLength = 1000;
static const uint32 MaxLength = 12 + MaxNicknameLength;
const char *fstr = NULL;
const uint32 len = raw_len;
uint8 ntf_buf[MaxLength + 1];
char *textbuf = NULL;
if(len < 12)
throw MDFN_Error(0, _("Take/drop/dupe notification is too short: %u"), len);
if(len > MaxLength)
throw MDFN_Error(0, _("Take/drop/dupe notification is too long: %u"), len);
MDFND_RecvData(ntf_buf, len);
ntf_buf[len] = 0;
switch(cmd)
{
case MDFNNPCMD_CTRLR_TAKE_NOTIF:
fstr = _("* <%s> took all instances of %s, and is now %s.");
break;
case MDFNNPCMD_CTRLR_DUPE_NOTIF:
fstr = _("* <%s> took copies of %s, and is now %s.");
break;
case MDFNNPCMD_CTRLR_DROP_NOTIF:
fstr = _("* <%s> dropped %s, and is now %s.");
break;
}
trio_asprintf(&textbuf, fstr, ntf_buf + 12, GenerateMPSString(MDFN_de32lsb(&ntf_buf[0]), true).c_str(), GenerateMPSString(MDFN_de32lsb(&ntf_buf[4]), false).c_str());
MDFND_NetplayText((UTF8*)textbuf, false);
free(textbuf);
}
break;
case MDFNNPCMD_YOUJOINED:
case MDFNNPCMD_YOULEFT:
case MDFNNPCMD_PLAYERLEFT:
case MDFNNPCMD_PLAYERJOINED:
{
static const uint32 MaxLength = 2000;
uint8 neobuf[MaxLength + 1];
char *textbuf = NULL;
uint32 mps;
std::string mps_string;
const uint32 len = raw_len;
if(len < 8)
{
throw MDFN_Error(0, _("Join/Left length is too short: %u"), len);
}
if(len > MaxLength) // Sanity check
{
throw MDFN_Error(0, _("Join/Left length is too long: %u"), len);
}
MDFND_RecvData(neobuf, len);
neobuf[len] = 0; // NULL-terminate the string
mps = MDFN_de32lsb(&neobuf[0]);
mps_string = GenerateMPSString(mps);
if(cmd == MDFNNPCMD_YOULEFT)
{
// Uhm, not supported yet!
LocalPlayersMask = 0;
LocalInputStateSize = 0;
Joined = FALSE;
}
else if(cmd == MDFNNPCMD_YOUJOINED)
{
if(OurNick) // This shouldn't happen, really...
{
free(OurNick);
OurNick = NULL;
}
OurNick = strdup((char*)neobuf + 8);
trio_asprintf(&textbuf, _("* You, %s, have connected as: %s"), neobuf + 8, mps_string.c_str());
LocalPlayersMask = mps;
LocalInputStateSize = 0;
for(int x = 0; x < MDFNGameInfo->InputInfo->InputPorts; x++)
{
if(LocalPlayersMask & (1U << x))
LocalInputStateSize += PortLen[x];
}
Joined = TRUE;
SendCommand(MDFNNPCMD_SETFPS, MDFNGameInfo->fps);
}
else if(cmd == MDFNNPCMD_PLAYERLEFT)
{
trio_asprintf(&textbuf, _("* %s(%s) has left"), neobuf + 8, mps_string.c_str());
}
else
{
trio_asprintf(&textbuf, _("* %s has connected as: %s"), neobuf + 8, mps_string.c_str());
}
MDFND_NetplayText((UTF8*)textbuf, FALSE);
free(textbuf);
}
break;
}
}