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Disconnect fix

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y4my4my4m 2023-04-30 00:23:56 +09:00
parent 81edb50c8e
commit b9e7cd0c4a
1 changed files with 14 additions and 10 deletions
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24
src/Home/Net/Programs/Telnet.ZC
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@ -64,34 +64,32 @@ U0 SendWindowSize(I64 sock, U16 rows, U16 cols) {
} }
U0 SendTerminalType(I64 sock, U8 *term_type) { U0 SendTerminalType(I64 sock, U8 *term_type) {
I64 term_type_len = StrLen(term_type);
U8 buf[6 + StrLen(term_type)]; U8 buf[6 + StrLen(term_type)];
buf[0] = 0xFF; // IAC buf[0] = 0xFF; // IAC
buf[1] = 0xFA; // SB buf[1] = 0xFA; // SB
buf[2] = 0x18; // Terminal Type buf[2] = 0x18; // Terminal Type
buf[3] = 0x00; // IS buf[3] = 0x00; // IS
StrCopy(buf + 4, term_type); MemCopy(buf + 4, term_type, term_type_len); // Copy terminal type string
buf[4 + StrLen(term_type)] = 0xFF; // IAC buf[4 + term_type_len] = 0xFF; // IAC
buf[5 + StrLen(term_type)] = 0xF0; // SE buf[5 + term_type_len] = 0xF0; // SE
TCPSocketSend(sock, buf, sizeof(buf)); TCPSocketSend(sock, buf, 6 + term_type_len);
} }
U0 TelnetClient(U8 *host, U16 port) { U0 TelnetClient(U8 *host, U16 port) {
I64 sock, bytes_received, input_len; I64 sock, bytes_received, input_len;
U8 buffer[BUF_SIZE], input_buffer[BUF_SIZE], *ptr, ch; U8 buffer[BUF_SIZE], input_buffer[BUF_SIZE], *ptr, ch;
Bool force_disconnect; Bool force_disconnect = FALSE;
sock = TelnetOpen(host, port); sock = TelnetOpen(host, port);
if (sock <= 0) { if (sock <= 0) {
return; return;
} }
SendWindowSize(sock, 24, 80); // Send default window size of 24 rows and 80 columns
"Connected to %s:%d.\n", host, port; "Connected to %s:%d.\n", host, port;
force_disconnect = FALSE;
while (!force_disconnect) { while (!force_disconnect) {
bytes_received = TCPSocketReceive(sock, buffer, BUF_SIZE - 1); bytes_received = TCPSocketReceive(sock, buffer, BUF_SIZE - 1);
if (bytes_received > 0) { if (bytes_received > 0) {
@ -113,6 +111,7 @@ U0 TelnetClient(U8 *host, U16 port) {
response[1] = 0xFB; // WILL response[1] = 0xFB; // WILL
TCPSocketSend(sock, response, 3); TCPSocketSend(sock, response, 3);
SendTerminalType(sock, "ANSI"); SendTerminalType(sock, "ANSI");
SendWindowSize(sock, 40, 80); // default window size is normally 24 rows and 80 columns
} else if (negotiation_code == 0xFD || negotiation_code == 0xFE) { } else if (negotiation_code == 0xFD || negotiation_code == 0xFE) {
response[1] = 0xFC; // WONT response[1] = 0xFC; // WONT
} else { // Else, assume the negotiation code is WILL or WONT } else { // Else, assume the negotiation code is WILL or WONT
@ -138,9 +137,14 @@ U0 TelnetClient(U8 *host, U16 port) {
// Process ansi_code // Process ansi_code
if (*ptr == ';') { if (*ptr == ';') {
ptr++; // Move to next part of the sequence ptr++; // Move to next part of the sequence
} else if (*ptr == 'm' || *ptr == 'H' || *ptr == 'J' || *ptr == 'K' || *ptr == 'C') { } else if (*ptr == 'm' || *ptr == 'H' || *ptr == 'J' || *ptr == 'K' ) {
ptr++; // Move past the current character ptr++; // Move past the current character
break; // End of the escape sequence break; // End of the escape sequence
} else if (*ptr == 'C') {
// Custom 'C' escape code for centering text
// TODO: Handle the centering here
ptr++;
break;
} else if (*ptr == '?') { } else if (*ptr == '?') {
ptr++; // Skip the '?' ptr++; // Skip the '?'
} else if (*ptr == 'h' || *ptr == 'l') { } else if (*ptr == 'h' || *ptr == 'l') {
@ -159,7 +163,7 @@ U0 TelnetClient(U8 *host, U16 port) {
} }
"\n"; "\n";
Sleep(500); // Add a 200 ms delay Sleep(500); // Add a 500 ms delay
// Prompt user for input and send it to the remote host // Prompt user for input and send it to the remote host
"Enter your choice: "; "Enter your choice: ";