FreeCalypso > hg > fc-rfcal-tools

annotate cmu200/session.c @ 10:34a66394bea0

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
cmu200/logs/read-mod-response: log saved
author Mychaela Falconia <falcon@freecalypso.org>
date Sun, 21 May 2017 18:57:44 +0000
parents b552e8d86474
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
0
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
1 /*
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
2 * This module contains the code that handles a single local socket
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
3 * connection session.
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
4 */
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
5
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
6 #include <ctype.h>
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
7 #include <stdio.h>
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
8 #include <stdlib.h>
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
9 #include <string.h>
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
10 #include <strings.h>
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
11
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
12 extern int activesock;
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
13
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
14 #define MAX_FIELDS 10
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
15
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
16 char client_cmd[256], *client_cmd_fields[MAX_FIELDS+1];
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
17 int client_cmd_nfields;
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
18
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
19 parse_cmd_into_fields()
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
20 {
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
21 char *cp;
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
22
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
23 client_cmd_nfields = 0;
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
24 for (cp = client_cmd; ; ) {
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
25 while (isspace(*cp))
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
26 cp++;
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
27 if (*cp == '\0')
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
28 break;
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
29 if (client_cmd_nfields >= MAX_FIELDS) {
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
30 send_socket_response("-Command has too many fields\n");
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
31 return(1);
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
32 }
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
33 client_cmd_fields[client_cmd_nfields++] = cp;
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
34 while (*cp && !isspace(*cp))
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
35 cp++;
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
36 if (*cp)
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
37 *cp++ = '\0';
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
38 }
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
39 client_cmd_fields[client_cmd_nfields] = 0;
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
40 return(0);
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
41 }
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
42
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
43 handle_command()
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
44 {
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
45 char readbuf[256];
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
46 int cc, pos, rc;
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
47
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
48 for (pos = 0; ; ) {
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
49 cc = read(activesock, readbuf, sizeof readbuf);
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
50 if (cc <= 0) {
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
51 printf("Client program closed connection\n");
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
52 return(1);
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
53 }
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
54 if (pos + cc > sizeof client_cmd) {
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
55 send_socket_response("-Command too long\n");
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
56 return(1);
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
57 }
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
58 bcopy(readbuf, client_cmd + pos, cc);
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
59 pos += cc;
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
60 if (client_cmd[pos-1] == '\n')
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
61 break;
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
62 }
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
63 client_cmd[pos-1] = '\0';
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
64 printf("Client command: %s\n", client_cmd);
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
65 rc = parse_cmd_into_fields();
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
66 if (rc)
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
67 return(0);
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
68 if (!client_cmd_nfields) {
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
69 send_socket_response("+Empty command OK\n");
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
70 return(0);
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
71 }
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
72 return dispatch_client_command();
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
73 }
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
74
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
75 handle_session()
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
76 {
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
77 int rc;
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
78
3
b552e8d86474 fc-cmu200d: started implementing operation modes
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
79 cmu200_session_begin();
0
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
80 send_socket_response("+CMU200 interface daemon ready\n");
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
81 for (;;) {
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
82 rc = handle_command();
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
83 if (rc)
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
84 break;
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
85 }
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
86 close(activesock);
3
b552e8d86474 fc-cmu200d: started implementing operation modes
Mychaela Falconia <falcon@freecalypso.org>
parents: 0
diff changeset
87 stop_signal_gen();
0
bd62be88259d initial import of rfcal code and docs from freecalypso-tools repository
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
88 }