/* Reply has been mostly initialised by do_command */
void send_reply()
{
int i;
if ((vtcmd.cmd)==VTC_QUICK) { /* Only send buffer on a quick read */
writeP(portfd, &vtreply.cmd, 1);
if (vtreply.cmd!=VTC_QUICK) return; /* Must have been an error */
for (i=0; i< BLKSIZE; i++) writeP(portfd, &inbuf[i], 1);
return;
}
sum0 = 0;
sum1 = 0;
/* Transmit the reply */
write0(portfd, &vtreply.hdr1, 1);
write1(portfd, &vtreply.hdr2, 1);
write0(portfd, &vtreply.cmd, 1);
write1(portfd, &vtreply.record, 1);
if(block<0xff00)
{
unsigned char tmp;
tmp = block;
write0(portfd, &tmp, 1);
tmp = block>>8;
write1(portfd, &tmp, 1);
}
void WebServer::favicon(ConnectionType type) {
httpSuccess("image/x-icon", "Cache-Control: max-age=31536000\r\n");
if (type != HEAD) {
P (faviconIco) = WEBDUINO_FAVICON_DATA;
writeP(faviconIco, sizeof(faviconIco));
}
}
/* Get a command from the client.
* If a command is received, returns 1,
* otherwise return 0.
*/
int get_command(struct vtcmd *v)
{
int i,loc;
char ch,bootbuf[40];
sum0 = 0;
sum1 = 0;
/* Get a valid command from the client */
read0(portfd, &v->hdr1, 1);
/* Send down the bootstrap code to ODT if we see an @ sign */
if ((havesentbootcode==0) && (v->hdr1 == '@')) {
writeC(ttyfd,&v->hdr1,1);
for (i=0,loc=BOOTSTART;i<(sizeof(bootcode)/sizeof(int));i++,loc+=2) {
sprintf(bootbuf, "%06o/", loc);
writeP(portfd, bootbuf, strlen(bootbuf));
/* wait for current value to print */
while (1) { readP(portfd, &ch, 1); writeC(ttyfd,&ch,1); if (ch==' ') break; }
sprintf(bootbuf, "%06o\r", bootcode[i]);
writeP(portfd, bootbuf, strlen(bootbuf));
/* and suck up any characters sent from ODT */
while (1) { readP(portfd, &ch, 1); writeC(ttyfd,&ch,1); if (ch=='@') break; }
}
sprintf(bootbuf, "r6/", loc);
writeP(portfd, bootbuf, strlen(bootbuf));
while (1) { readP(portfd, &ch, 1); writeC(ttyfd,&ch,1); if (ch==' ') break; }
sprintf(bootbuf, "%06o\r", BOOTSTACK);
writeP(portfd, bootbuf, strlen(bootbuf));
while (1) { readP(portfd, &ch, 1); writeC(ttyfd,&ch,1); if (ch=='@') break; }
sprintf(bootbuf, "r7/", loc);
writeP(portfd, bootbuf, strlen(bootbuf));
while (1) { readP(portfd, &ch, 1); writeC(ttyfd,&ch,1); if (ch==' ') break; }
sprintf(bootbuf, "%06o\r", BOOTSTART);
writeP(portfd, bootbuf, strlen(bootbuf));
while (1) { readP(portfd, &ch, 1); writeC(ttyfd,&ch,1); if (ch=='@') break; }
sprintf(bootbuf, "rs/", loc);
writeP(portfd, bootbuf, strlen(bootbuf));
while (1) { readP(portfd, &ch, 1); writeC(ttyfd,&ch,1); if (ch==' ') break; }
sprintf(bootbuf, "%06o\r", 000340);
writeP(portfd, bootbuf, strlen(bootbuf));
while (1) { readP(portfd, &ch, 1); writeC(ttyfd,&ch,1); if (ch=='@') break; }
sprintf(bootbuf, "p");
writeP(portfd, bootbuf, strlen(bootbuf));
while (1) { readP(portfd, &ch, 1); writeC(ttyfd,&ch,1); if (ch=='p') break; }
havesentbootcode=1; return(0);
}
if (v->hdr1 != VT_HDR1) { v->hdr1&= 127; writeC(1,&v->hdr1, 1); return(0); }
read1(portfd, &v->hdr2, 1);
if (v->hdr2 != VT_HDR2) { v->hdr1&= 127; writeC(1,&v->hdr1, 1); v->hdr2&= 127; writeC(1,&v->hdr2, 1); return(0); }
read0(portfd, &v->cmd, 1); read1(portfd, &v->record, 1);
read0(portfd, &v->blklo, 1); read1(portfd, &v->blkhi, 1);
block = v->blkhi<<8&0xff00 | v->blklo&0xff;
if(block>=0xff00)
{
unsigned char tmp0,tmp1;
read0(portfd, &tmp0, 1);
read1(portfd, &tmp1, 1);
block = tmp1<<16&0xff0000 | tmp0<<8&0xff00 | v->blklo&0xff;
}
/* All done if a quick read */
if (v->cmd == VTC_QUICK) return(1);
/* Retrieve the block if a WRITE cmd */
if (v->cmd == VTC_WRITE) {
for (i = 0; i < BLKSIZE; i++) {
read0(portfd, &inbuf[i], 1); i++;
read1(portfd, &inbuf[i], 1);
}
}
/* Get the checksum */
read0(portfd, &(v->sum0), 1);
read1(portfd, &(v->sum1), 1);
/* Try again on a bad checksum */
if (sum0 | sum1)
{ fputc('e',stderr); return(0); }
return(1);
}
