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comparison rfcal/cmu200/session.c @ 195:db9ee7745cdd

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fc-cmu200d: socket handling skeleton added
author Mychaela Falconia <falcon@freecalypso.org>
date Mon, 24 Apr 2017 01:43:02 +0000
parents
children 47d56330609d
comparison
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194:31d43f0e469a 195:db9ee7745cdd
1 /*
2 * This module contains the code that handles a single local socket
3 * connection session.
4 */
5
6 #include <ctype.h>
7 #include <stdio.h>
8 #include <stdlib.h>
9 #include <string.h>
10 #include <strings.h>
11
12 extern int activesock;
13
14 handle_command()
15 {
16 char readbuf[256], linebuf[256];
17 int cc, pos;
18
19 for (pos = 0; ; ) {
20 cc = read(activesock, readbuf, sizeof readbuf);
21 if (cc <= 0) {
22 printf("Client program closed connection\n");
23 return(1);
24 }
25 if (pos + cc > sizeof linebuf) {
26 send_socket_response("-Command too long\n");
27 return(1);
28 }
29 bcopy(readbuf, linebuf + pos, cc);
30 pos += cc;
31 if (linebuf[pos-1] == '\n')
32 break;
33 }
34 linebuf[pos-1] = '\0';
35 printf("Client command: %s\n", linebuf);
36 /* actual command handling will go here */
37 return(0);
38 }
39
40 handle_session()
41 {
42 int rc;
43
44 send_socket_response("+CMU200 interface daemon ready\n");
45 for (;;) {
46 rc = handle_command();
47 if (rc)
48 break;
49 }
50 close(activesock);
51 }