FreeCalypso > hg > freecalypso-sw

annotate rvinterf/etmsync/connect.c @ 1034:405b5469abc4 default tip

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
top README: repository change notice
author Mychaela Falconia <falcon@freecalypso.org>
date Sun, 12 Jun 2016 19:06:34 +0000
parents 7b805007dcfc
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
275
cedf09b6b5ac started laying the foundation for fc-fsio host utility
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
1 /*
cedf09b6b5ac started laying the foundation for fc-fsio host utility
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
2 * Connecting to an already running rvinterf process
cedf09b6b5ac started laying the foundation for fc-fsio host utility
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
3 */
cedf09b6b5ac started laying the foundation for fc-fsio host utility
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
4
cedf09b6b5ac started laying the foundation for fc-fsio host utility
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
5 #include <sys/types.h>
cedf09b6b5ac started laying the foundation for fc-fsio host utility
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
6 #include <sys/socket.h>
cedf09b6b5ac started laying the foundation for fc-fsio host utility
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
7 #include <sys/un.h>
cedf09b6b5ac started laying the foundation for fc-fsio host utility
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
8 #include <stdio.h>
cedf09b6b5ac started laying the foundation for fc-fsio host utility
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
9 #include <string.h>
cedf09b6b5ac started laying the foundation for fc-fsio host utility
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
10 #include <strings.h>
cedf09b6b5ac started laying the foundation for fc-fsio host utility
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
11 #include <stdlib.h>
cedf09b6b5ac started laying the foundation for fc-fsio host utility
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
12 #include <unistd.h>
cedf09b6b5ac started laying the foundation for fc-fsio host utility
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
13 #include "pktmux.h"
cedf09b6b5ac started laying the foundation for fc-fsio host utility
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
14 #include "localsock.h"
276
909f00c15f27 more fc-fsio foundation
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 275
diff changeset
15 #include "exitcodes.h"
275
cedf09b6b5ac started laying the foundation for fc-fsio host utility
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
16
915
7b805007dcfc etmsync: slight "main" refactoring in preparation for multiple programs
Space Falcon <falcon@ivan.Harhan.ORG>
parents: 276
diff changeset
17 char *socket_pathname = "/tmp/rvinterf_socket";
7b805007dcfc etmsync: slight "main" refactoring in preparation for multiple programs
Space Falcon <falcon@ivan.Harhan.ORG>
parents: 276
diff changeset
18 int sock;
275
cedf09b6b5ac started laying the foundation for fc-fsio host utility
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
19
cedf09b6b5ac started laying the foundation for fc-fsio host utility
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
20 connect_local_socket()
cedf09b6b5ac started laying the foundation for fc-fsio host utility
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
21 {
cedf09b6b5ac started laying the foundation for fc-fsio host utility
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
22 /* local socket binding voodoo copied from osmocon */
cedf09b6b5ac started laying the foundation for fc-fsio host utility
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
23 struct sockaddr_un local;
cedf09b6b5ac started laying the foundation for fc-fsio host utility
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
24 unsigned int namelen;
cedf09b6b5ac started laying the foundation for fc-fsio host utility
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
25 int rc;
cedf09b6b5ac started laying the foundation for fc-fsio host utility
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
26
cedf09b6b5ac started laying the foundation for fc-fsio host utility
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
27 sock = socket(AF_UNIX, SOCK_STREAM, 0);
cedf09b6b5ac started laying the foundation for fc-fsio host utility
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
28 if (sock < 0) {
cedf09b6b5ac started laying the foundation for fc-fsio host utility
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
29 perror("socket(AF_UNIX, SOCK_STREAM, 0)");
276
909f00c15f27 more fc-fsio foundation
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 275
diff changeset
30 exit(ERROR_UNIX);
275
cedf09b6b5ac started laying the foundation for fc-fsio host utility
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
31 }
cedf09b6b5ac started laying the foundation for fc-fsio host utility
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
32
cedf09b6b5ac started laying the foundation for fc-fsio host utility
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
33 local.sun_family = AF_UNIX;
cedf09b6b5ac started laying the foundation for fc-fsio host utility
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
34 strncpy(local.sun_path, socket_pathname, sizeof(local.sun_path));
cedf09b6b5ac started laying the foundation for fc-fsio host utility
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
35 local.sun_path[sizeof(local.sun_path) - 1] = '\0';
cedf09b6b5ac started laying the foundation for fc-fsio host utility
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
36
cedf09b6b5ac started laying the foundation for fc-fsio host utility
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
37 /* we use the same magic that X11 uses in Xtranssock.c for
cedf09b6b5ac started laying the foundation for fc-fsio host utility
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
38 * calculating the proper length of the sockaddr */
cedf09b6b5ac started laying the foundation for fc-fsio host utility
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
39 #if defined(BSD44SOCKETS) || defined(__UNIXWARE__)
cedf09b6b5ac started laying the foundation for fc-fsio host utility
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
40 local.sun_len = strlen(local.sun_path);
cedf09b6b5ac started laying the foundation for fc-fsio host utility
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
41 #endif
cedf09b6b5ac started laying the foundation for fc-fsio host utility
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
42 #if defined(BSD44SOCKETS) || defined(SUN_LEN)
cedf09b6b5ac started laying the foundation for fc-fsio host utility
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
43 namelen = SUN_LEN(&local);
cedf09b6b5ac started laying the foundation for fc-fsio host utility
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
44 #else
cedf09b6b5ac started laying the foundation for fc-fsio host utility
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
45 namelen = strlen(local.sun_path) +
cedf09b6b5ac started laying the foundation for fc-fsio host utility
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
46 offsetof(struct sockaddr_un, sun_path) + 1;
cedf09b6b5ac started laying the foundation for fc-fsio host utility
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
47 #endif
cedf09b6b5ac started laying the foundation for fc-fsio host utility
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
48
cedf09b6b5ac started laying the foundation for fc-fsio host utility
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
49 rc = connect(sock, (struct sockaddr *) &local, namelen);
cedf09b6b5ac started laying the foundation for fc-fsio host utility
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
50 if (rc != 0) {
cedf09b6b5ac started laying the foundation for fc-fsio host utility
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
51 perror(socket_pathname);
276
909f00c15f27 more fc-fsio foundation
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 275
diff changeset
52 exit(ERROR_RVINTERF);
275
cedf09b6b5ac started laying the foundation for fc-fsio host utility
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
53 }
cedf09b6b5ac started laying the foundation for fc-fsio host utility
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
54
cedf09b6b5ac started laying the foundation for fc-fsio host utility
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
55 return(0);
cedf09b6b5ac started laying the foundation for fc-fsio host utility
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
56 }