FreeCalypso > hg > freecalypso-sw
diff rvinterf/libasync/init.c @ 335:40b8557b9d04
rvinterf suite: libasync factored out of fc-tmsh
author | Michael Spacefalcon <msokolov@ivan.Harhan.ORG> |
---|---|
date | Tue, 22 Apr 2014 06:51:09 +0000 |
parents | rvinterf/tmsh/init.c@c146f38d2b5f |
children |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/rvinterf/libasync/init.c Tue Apr 22 06:51:09 2014 +0000 @@ -0,0 +1,66 @@ +/* + * This module contains the common initialization code for fc-tmsh and g23sh. + */ + +#include <sys/types.h> +#include <sys/socket.h> +#include <sys/un.h> +#include <stdio.h> +#include <string.h> +#include <strings.h> +#include <stdlib.h> +#include <unistd.h> +#include "pktmux.h" +#include "localsock.h" + +extern char *socket_pathname; +extern int sock; + +connect_local_socket() +{ + /* local socket binding voodoo copied from osmocon */ + struct sockaddr_un local; + unsigned int namelen; + int rc; + + sock = socket(AF_UNIX, SOCK_STREAM, 0); + if (sock < 0) { + perror("socket(AF_UNIX, SOCK_STREAM, 0)"); + exit(1); + } + + local.sun_family = AF_UNIX; + strncpy(local.sun_path, socket_pathname, sizeof(local.sun_path)); + local.sun_path[sizeof(local.sun_path) - 1] = '\0'; + + /* we use the same magic that X11 uses in Xtranssock.c for + * calculating the proper length of the sockaddr */ +#if defined(BSD44SOCKETS) || defined(__UNIXWARE__) + local.sun_len = strlen(local.sun_path); +#endif +#if defined(BSD44SOCKETS) || defined(SUN_LEN) + namelen = SUN_LEN(&local); +#else + namelen = strlen(local.sun_path) + + offsetof(struct sockaddr_un, sun_path) + 1; +#endif + + rc = connect(sock, (struct sockaddr *) &local, namelen); + if (rc != 0) { + perror(socket_pathname); + exit(1); + } + + return(0); +} + +send_init_command(cmdpkt, cmdlen) + u_char *cmdpkt; +{ + u_char lenbuf[2]; + + lenbuf[0] = 0; + lenbuf[1] = cmdlen; + write(sock, lenbuf, 2); + write(sock, cmdpkt, cmdlen); +}