486b8925ec
o Add missing $Id$s
o Move extern decls from .c -> .h files
o Staticize
o Remove #includes from .h files
o style(9)ify includes
o bcopy -> memcpy
bzero -> memset
bcmp -> memcmp
index -> strchr
rindex -> strrchr
o Move timeout.h -> timer.h (making it consistent w/ timer.c)
o Add -Wmissing-prototypes
143 lines
3.1 KiB
C
143 lines
3.1 KiB
C
/*
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* $Id: $
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*/
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#include <sys/param.h>
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#include <sys/socket.h>
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#include <netinet/in.h>
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#include <arpa/inet.h>
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#include <netinet/in_systm.h>
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#include <netinet/ip.h>
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#include <errno.h>
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#include <stdio.h>
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#include <string.h>
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#include <sys/stat.h>
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#include <sys/un.h>
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#include <unistd.h>
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#include "mbuf.h"
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#include "log.h"
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#include "loadalias.h"
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#include "command.h"
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#include "vars.h"
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#include "server.h"
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#include "log.h"
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#include "defs.h"
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int server = -2;
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static struct sockaddr_un ifsun;
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static char *rm;
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int
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ServerLocalOpen(const char *name, mode_t mask)
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{
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int s;
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if (VarLocalAuth == LOCAL_DENY) {
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LogPrintf(LogERROR, "Local: Can't open socket %s: No password "
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"in ppp.secret\n", name);
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return 1;
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}
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if (!(mode&(MODE_AUTO|MODE_DEDICATED|MODE_DIRECT))) {
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LogPrintf(LogERROR, "Local: Can't open socket in interactive mode\n");
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return 1;
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}
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ifsun.sun_len = strlen(name);
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if (ifsun.sun_len > sizeof ifsun.sun_path - 1) {
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LogPrintf(LogERROR, "Local: %s: Path too long\n", name);
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return 2;
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}
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ifsun.sun_family = AF_LOCAL;
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strcpy(ifsun.sun_path, name);
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s = socket(PF_LOCAL, SOCK_STREAM, 0);
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if (s < 0) {
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LogPrintf(LogERROR, "Local: socket: %s\n", strerror(errno));
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return 3;
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}
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setsockopt(s, SOL_SOCKET, SO_REUSEADDR, &s, sizeof s);
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mask = umask(mask);
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if (bind(s, (struct sockaddr *) & ifsun, sizeof(ifsun)) < 0) {
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umask(mask);
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LogPrintf(LogERROR, "Local: bind: %s\n", strerror(errno));
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if (errno == EADDRINUSE && VarTerm)
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fprintf(VarTerm, "Wait for a while, then try again.\n");
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close(s);
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unlink(name);
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return 4;
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}
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umask(mask);
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if (listen(s, 5) != 0) {
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LogPrintf(LogERROR, "Local: Unable to listen to socket - OS overload?\n");
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close(s);
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unlink(name);
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return 5;
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}
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ServerClose();
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server = s;
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rm = ifsun.sun_path;
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LogPrintf(LogPHASE, "Listening at local socket %s.\n", name);
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return 0;
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}
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int
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ServerTcpOpen(int port)
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{
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struct sockaddr_in ifsin;
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int s;
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if (VarLocalAuth == LOCAL_DENY) {
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LogPrintf(LogERROR, "Tcp: Can't open socket %d: No password "
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"in ppp.secret\n", port);
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return 6;
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}
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if (!(mode&(MODE_AUTO|MODE_DEDICATED|MODE_DIRECT))) {
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LogPrintf(LogERROR, "Tcp: Can't open socket in interactive mode\n");
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return 6;
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}
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s = socket(PF_INET, SOCK_STREAM, 0);
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if (s < 0) {
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LogPrintf(LogERROR, "Tcp: socket: %s\n", strerror(errno));
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return 7;
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}
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ifsin.sin_family = AF_INET;
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ifsin.sin_addr.s_addr = INADDR_ANY;
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ifsin.sin_port = htons(port);
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setsockopt(s, SOL_SOCKET, SO_REUSEADDR, &s, sizeof s);
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if (bind(s, (struct sockaddr *) & ifsin, sizeof(ifsin)) < 0) {
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LogPrintf(LogERROR, "Tcp: bind: %s\n", strerror(errno));
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if (errno == EADDRINUSE && VarTerm)
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fprintf(VarTerm, "Wait for a while, then try again.\n");
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close(s);
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return 8;
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}
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if (listen(s, 5) != 0) {
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LogPrintf(LogERROR, "Tcp: Unable to listen to socket - OS overload?\n");
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close(s);
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return 9;
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}
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ServerClose();
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server = s;
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LogPrintf(LogPHASE, "Listening at port %d.\n", port);
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return 0;
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}
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void
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ServerClose()
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{
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if (server >= 0) {
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close(server);
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if (rm) {
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unlink(rm);
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rm = 0;
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}
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}
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server = -1;
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}
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