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y4my4my4m 2023-04-30 01:23:26 +09:00
parent b9e7cd0c4a
commit 0ca6caa2fa
1 changed files with 60 additions and 8 deletions
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68
src/Home/Net/Programs/Telnet.ZC
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@ -38,11 +38,11 @@ U0 GetColorString(I64 color_code, U8 *buf) {
case 0: StrCopy(buf, "$$BLACK$$"); break; case 0: StrCopy(buf, "$$BLACK$$"); break;
case 1: StrCopy(buf, "$$RED$$"); break; case 1: StrCopy(buf, "$$RED$$"); break;
case 2: StrCopy(buf, "$$GREEN$$"); break; case 2: StrCopy(buf, "$$GREEN$$"); break;
case 3: StrCopy(buf, "$$YELLOW$$"); break; case 3: StrCopy(buf, "$$BROWN$$"); break; // ANSI yellow is mapped to ZealOS brown
case 4: StrCopy(buf, "$$BLUE$$"); break; case 4: StrCopy(buf, "$$BLUE$$"); break;
case 5: StrCopy(buf, "$$MAGENTA$$"); break; case 5: StrCopy(buf, "$$MAGENTA$$"); break;
case 6: StrCopy(buf, "$$CYAN$$"); break; case 6: StrCopy(buf, "$$CYAN$$"); break;
case 7: StrCopy(buf, "$$WHITE$$"); break; case 7: StrCopy(buf, "$$GREY$$"); break; // ANSI white is mapped to ZealOS grey
default: StrCopy(buf, ""); break; // Default to empty string if an invalid color code is given default: StrCopy(buf, ""); break; // Default to empty string if an invalid color code is given
} }
} }
@ -95,7 +95,7 @@ U0 TelnetClient(U8 *host, U16 port) {
if (bytes_received > 0) { if (bytes_received > 0) {
buffer[bytes_received] = '\0'; buffer[bytes_received] = '\0';
// Basic Telnet protocol parser: Ignore negotiation sequences // Basic Telnet protocol parser
ptr = buffer; ptr = buffer;
while (*ptr) { while (*ptr) {
if (*ptr == 0xFF) { // Telnet negotiation sequence if (*ptr == 0xFF) { // Telnet negotiation sequence
@ -106,12 +106,41 @@ U0 TelnetClient(U8 *host, U16 port) {
U8 response[3]; U8 response[3];
response[0] = 0xFF; // IAC response[0] = 0xFF; // IAC
// Check if the negotiation code is DO or DONT
// if (negotiation_code == 0xFD || negotiation_code == 0xFE) {
// switch (option_code) {
// case 0x01: // Echo
// response[1] = (negotiation_code == 0xFD) ? 0xFB : 0xFC; // WILL if DO, WONT if DONT
// break;
// case 0x03: // Suppress Go Ahead
// response[1] = (negotiation_code == 0xFD) ? 0xFB : 0xFC; // WILL if DO, WONT if DONT
// break;
// case 0x18: // Terminal Type
// if (negotiation_code == 0xFD) {
// response[1] = 0xFB; // WILL
// TCPSocketSend(sock, response, 3);
// SendTerminalType(sock, "ANSI");
// ptr += 3;
// continue:
// } else {
// response[1] = 0xFC; // WONT
// }
// break;
// default:
// response[1] = 0xFC; // WONT
// break;
// }
// } else { // Else, assume the negotiation code is WILL or WONT
// response[1] = 0xFE; // DONT
// }
// Check if the negotiation code is DO or DONT // Check if the negotiation code is DO or DONT
if (negotiation_code == 0xFD && option_code == 0x18) { if (negotiation_code == 0xFD && option_code == 0x18) {
response[1] = 0xFB; // WILL response[1] = 0xFB; // WILL
TCPSocketSend(sock, response, 3); TCPSocketSend(sock, response, 3);
// doesn't seem to work
SendTerminalType(sock, "ANSI"); SendTerminalType(sock, "ANSI");
SendWindowSize(sock, 40, 80); // default window size is normally 24 rows and 80 columns SendWindowSize(sock, 40, 80);
} 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
@ -137,10 +166,33 @@ 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' ) { } else if (*ptr == 'm' ) {
ptr++;
break;
} else if (*ptr == 'H' || *ptr == 'J' || *ptr == 'K' ) {
ptr++; // Move past the current character ptr++; // Move past the current character
break; // End of the escape sequence // Process color codes
} else if (*ptr == 'C') { // if (ansi_code >= 30 && ansi_code <= 37) {
// // Set foreground color
// U8 color_buf[16];
// GetColorString(ansi_code - 30, color_buf);
// Print(color_buf);
// } else if (ansi_code >= 40 && ansi_code <= 47) {
// // Set background color
// U8 color_buf[16];
// GetColorString(ansi_code - 40, color_buf);
// Print(color_buf);
// }
I64 zeal_color = 7; // Default color
if (ansi_code >= 30 && ansi_code <= 37) {
zeal_color = ansi_code - 30;
}
U8 color_string[16];
GetColorString(zeal_color, color_string);
"%s", color_string;
// End of the escape sequence
break;
} else if (*ptr == 'C') {
// Custom 'C' escape code for centering text // Custom 'C' escape code for centering text
// TODO: Handle the centering here // TODO: Handle the centering here
ptr++; ptr++;
@ -184,7 +236,7 @@ U0 TelnetClient(U8 *host, U16 port) {
} }
} else { } else {
*line++ = ch; *line++ = ch;
"%c", ch; "%c", ch;
} }
} }
*line++ = '\r'; *line++ = '\r';