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linemode
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parent
366c3831fc
commit
38a21812a3
1 changed files with 23 additions and 12 deletions
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@ -2,7 +2,7 @@
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// Public Domain
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// Public Domain
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#define TELNET_PORT 23
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#define TELNET_PORT 23
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#define BUF_SIZE 2048 // way too big?
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#define BUF_SIZE 4096 // way too big?
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#define TIMEOUT_DURATION 5000
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#define TIMEOUT_DURATION 5000
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#define NEGOTIATE 0xFF
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#define NEGOTIATE 0xFF
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@ -14,6 +14,7 @@
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#define ECHO 0x01
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#define ECHO 0x01
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#define SUPPRESS_GO_AHEAD 0x03
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#define SUPPRESS_GO_AHEAD 0x03
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#define TERMINAL_TYPE 0x18
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#define TERMINAL_TYPE 0x18
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#define LINEMODE 0x22
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#define NAWS 0x1F
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#define NAWS 0x1F
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#define IS 0x00
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#define IS 0x00
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#define SE 0xF0
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#define SE 0xF0
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@ -98,7 +99,7 @@ U0 HandleControlCodes(U8 ch) {
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case 0: // NUL (Null) - Typically ignored
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case 0: // NUL (Null) - Typically ignored
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break;
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break;
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case 7: // BEL (Bell)
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case 7: // BEL (Bell)
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Beep;
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// Beep;
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break;
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break;
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case 8: // BS (Backspace)
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case 8: // BS (Backspace)
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"%c%c%c", 8, ' ', 8; // Move cursor back, erase character, move cursor back again
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"%c%c%c", 8, ' ', 8; // Move cursor back, erase character, move cursor back again
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@ -198,6 +199,13 @@ U0 Telnet(U8 *host, U16 port=TELNET_PORT) {
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} else {
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} else {
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response[1] = WONT;
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response[1] = WONT;
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}
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}
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} else if (option_code == LINEMODE) {
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if (negotiation_code == DO) {
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response[1] = WILL;
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// Do we need LINEMODE?
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} else {
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response[1] = WONT;
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}
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} else {
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} else {
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response[1] = WONT;
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response[1] = WONT;
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}
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}
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@ -233,17 +241,21 @@ U0 Telnet(U8 *host, U16 port=TELNET_PORT) {
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else {
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else {
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// this helps for ANSI detection
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// this helps for ANSI detection
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if (*ptr == 'n') {
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if (*ptr == 'n') {
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if (ansi_code == 6) {
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if (ansi_code == 5) {
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// Respond with cursor position
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// U8 response[32] = "\x1B[%d;%dR", window_width, window_height;
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TCPSocketSendString(sock, "\x1B[25;80R");
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} else if (ansi_code == 5) {
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// Respond with terminal readiness
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// Respond with terminal readiness
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SysLog("reported terminal readiness\n");
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TCPSocketSendString(sock, "\x1B[0n");
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TCPSocketSendString(sock, "\x1B[0n");
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}
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}
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else if (ansi_code == 6) {
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// Respond with cursor position
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// U8 response[32] = "\x1B[%d;%dR", window_width, window_height;
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SysLog("reported cursor position\n");
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TCPSocketSendString(sock, "\x1B[25;80R");
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}
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ptr++;
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ptr++;
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} else if (*ptr == 'c') {
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} else if (*ptr == 'c') {
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// Respond with device attributes
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// Respond with device attributes
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SysLog("reported device attributes\n");
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TCPSocketSendString(sock, "\x1B[?1;0c");
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TCPSocketSendString(sock, "\x1B[?1;0c");
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ptr++;
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ptr++;
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} else if (*ptr == 'm') {
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} else if (*ptr == 'm') {
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@ -344,16 +356,15 @@ U0 Telnet(U8 *host, U16 port=TELNET_PORT) {
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ptr++;
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ptr++;
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}
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}
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// SysLog("?%d\n", code);
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switch (code) {
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switch (code) {
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case 25:
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case 25:
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if (*ptr == 'l') SysLog("code 25l");// Hide cursor
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if (*ptr == 'l') SysLog("code 25l\n");// Hide cursor
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if (*ptr == 'h') SysLog("code 25h");// Show cursor
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if (*ptr == 'h') SysLog("code 25h\n");// Show cursor
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ptr++; // Move past 'l' or 'h'
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ptr++; // Move past 'l' or 'h'
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break;
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break;
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case 1049:
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case 1049:
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if (*ptr == 'l') SysLog("code 1049l"); // Save screen and switch to alternate screen buffer
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if (*ptr == 'l') SysLog("code 1049l\n"); // Save screen and switch to alternate screen buffer
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if (*ptr == 'h') SysLog("code 1049h"); // Restore screen and switch back to main screen buffer
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if (*ptr == 'h') SysLog("code 1049h\n"); // Restore screen and switch back to main screen buffer
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ptr++; // Move past 'l' or 'h'
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ptr++; // Move past 'l' or 'h'
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break;
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break;
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default:
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default:
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