*/
static void c_write (char *buf, int len) {
- while (len--) {
- int new_head = (inbuf_head + 1) & INBUF_MASK;
- if (new_head != inbuf_reap) {
- inbuf[inbuf_head] = *buf++;
- inbuf_head = new_head;
- }
- }
+ from_backend(0, buf, len);
+}
+
+static void c_write1 (char c) {
+ c_write(&c, 1);
}
static char *term_buf = NULL;
static void pwrite(unsigned char c) {
if ((c >= 32 && c <= 126) ||
(c >= 160)) {
- char cc = (char)c;
- c_write(&cc, 1);
+ c_write1(c);
} else if (c < 128) {
char cc[2];
cc[1] = (c == 127 ? '?' : c + 0x40);
c_write("\010 \010", 3);
}
+#define CTRL(x) (x^'@')
+
static void term_send(char *buf, int len) {
while (len--) {
char c;
* ^w: delete, and output BSBs, to return to last space/nonspace
* boundary
* ^u: delete, and output BSBs, to return to BOL
+ * ^c: Do a ^u then send a telnet IP
+ * ^z: Do a ^u then send a telnet SUSP
+ * ^\: Do a ^u then send a telnet ABORT
* ^r: echo "^R\n" and redraw line
* ^v: quote next char
* ^d: if at BOL, end of file and close connection, else send line
* and reset to BOL
- * ^m/^j: send line-plus-\r\n and reset to BOL
+ * ^m: send line-plus-\r\n and reset to BOL
*/
- case 8: case 127: /* backspace/delete */
+ case CTRL('H'): case CTRL('?'): /* backspace/delete */
if (term_buflen > 0) {
bsb(plen(term_buf[term_buflen-1]));
term_buflen--;
}
break;
- case 23: /* ^W delete word */
+ case CTRL('W'): /* delete word */
while (term_buflen > 0) {
bsb(plen(term_buf[term_buflen-1]));
term_buflen--;
break;
}
break;
- case 21: /* ^U delete line */
+ case CTRL('U'): /* delete line */
+ case CTRL('C'): /* Send IP */
+ case CTRL('\\'): /* Quit */
+ case CTRL('Z'): /* Suspend */
while (term_buflen > 0) {
bsb(plen(term_buf[term_buflen-1]));
term_buflen--;
}
+ back->special (TS_EL);
+ if( c == CTRL('C') ) back->special (TS_IP);
+ if( c == CTRL('Z') ) back->special (TS_SUSP);
+ if( c == CTRL('\\') ) back->special (TS_ABORT);
break;
- case 18: /* ^R redraw line */
+ case CTRL('R'): /* redraw line */
c_write("^R\r\n", 4);
{
int i;
pwrite(term_buf[i]);
}
break;
- case 22: /* ^V quote next char */
+ case CTRL('V'): /* quote next char */
term_quotenext = TRUE;
break;
- case 4: /* ^D logout or send */
+ case CTRL('D'): /* logout or send */
if (term_buflen == 0) {
- /* FIXME: eof */;
+ back->special (TS_EOF);
} else {
back->send(term_buf, term_buflen);
term_buflen = 0;
}
break;
- case 13: case 10: /* ^M/^J send with newline */
- back->send(term_buf, term_buflen);
- back->send("\r\n", 2);
+ case CTRL('M'): /* send with newline */
+ if (term_buflen > 0)
+ back->send(term_buf, term_buflen);
+ if (cfg.protocol == PROT_RAW)
+ back->send("\r\n", 2);
+ else
+ back->send("\r", 1);
c_write("\r\n", 2);
term_buflen = 0;
break;
}
static void simple_send(char *buf, int len) {
- back->send(buf, len);
+ if( term_buflen != 0 )
+ {
+ back->send(term_buf, term_buflen);
+ while (term_buflen > 0) {
+ bsb(plen(term_buf[term_buflen-1]));
+ term_buflen--;
+ }
+ }
+ if (len > 0)
+ back->send(buf, len);
}
Ldisc ldisc_term = { term_send };