-/* $OpenBSD: misc.c,v 1.67 2008/01/01 08:47:04 dtucker Exp $ */
+/* $OpenBSD: misc.c,v 1.72 2009/10/28 16:38:18 reyk Exp $ */
/*
* Copyright (c) 2000 Markus Friedl. All rights reserved.
* Copyright (c) 2005,2006 Damien Miller. All rights reserved.
error("setsockopt TCP_NODELAY: %.100s", strerror(errno));
}
+/* open a socket in the specified routing domain */
+int
+socket_rdomain(int domain, int type, int protocol, int rdomain)
+{
+ int sock, ipproto = IPPROTO_IP;
+
+ if ((sock = socket(domain, type, protocol)) == -1)
+ return (-1);
+
+ if (rdomain == -1)
+ return (sock);
+
+ switch (domain) {
+ case AF_INET6:
+ ipproto = IPPROTO_IPV6;
+ /* FALLTHROUGH */
+ case AF_INET:
+ debug2("socket %d af %d setting rdomain %d",
+ sock, domain, rdomain);
+ if (setsockopt(sock, ipproto, SO_RDOMAIN, &rdomain,
+ sizeof(rdomain)) == -1) {
+ debug("setsockopt SO_RDOMAIN: %.100s",
+ strerror(errno));
+ close(sock);
+ return (-1);
+ }
+ break;
+ default:
+ debug("socket %d af %d does not support rdomain %d",
+ sock, domain, rdomain);
+ close(sock);
+ return (-1);
+ }
+
+ return (sock);
+}
+
/* Characters considered whitespace in strsep calls. */
#define WHITESPACE " \t\r\n"
#define QUOTE "\""
/*
* Convert ASCII string to TCP/IP port number.
- * Port must be >0 and <=65535.
- * Return 0 if invalid.
+ * Port must be >=0 and <=65535.
+ * Return -1 if invalid.
*/
int
a2port(const char *s)
{
- long port;
- char *endp;
-
- errno = 0;
- port = strtol(s, &endp, 0);
- if (s == endp || *endp != '\0' ||
- (errno == ERANGE && (port == LONG_MIN || port == LONG_MAX)) ||
- port <= 0 || port > 65535)
- return 0;
+ long long port;
+ const char *errstr;
- return port;
+ port = strtonum(s, 0, 65535, &errstr);
+ if (errstr != NULL)
+ return -1;
+ return (int)port;
}
int
if ((pw = getpwnam(user)) == NULL)
fatal("tilde_expand_filename: No such user %s", user);
} else if ((pw = getpwuid(uid)) == NULL) /* ~/path */
- fatal("tilde_expand_filename: No such uid %d", uid);
+ fatal("tilde_expand_filename: No such uid %ld", (long)uid);
if (strlcpy(ret, pw->pw_dir, sizeof(ret)) >= sizeof(ret))
fatal("tilde_expand_filename: Path too long");
int nullfd, dupfd;
if ((nullfd = dupfd = open(_PATH_DEVNULL, O_RDWR)) == -1) {
- fprintf(stderr, "Couldn't open /dev/null: %s", strerror(errno));
+ fprintf(stderr, "Couldn't open /dev/null: %s\n",
+ strerror(errno));
exit(1);
}
while (++dupfd <= 2) {
if (fcntl(dupfd, F_GETFL, 0) >= 0)
continue;
if (dup2(nullfd, dupfd) == -1) {
- fprintf(stderr, "dup2: %s", strerror(errno));
+ fprintf(stderr, "dup2: %s\n", strerror(errno));
exit(1);
}
}
p[0] = (u_char)(v >> 8) & 0xff;
p[1] = (u_char)v & 0xff;
}
+
+void
+ms_subtract_diff(struct timeval *start, int *ms)
+{
+ struct timeval diff, finish;
+
+ gettimeofday(&finish, NULL);
+ timersub(&finish, start, &diff);
+ *ms -= (diff.tv_sec * 1000) + (diff.tv_usec / 1000);
+}
+
+void
+ms_to_timeval(struct timeval *tv, int ms)
+{
+ if (ms < 0)
+ ms = 0;
+ tv->tv_sec = ms / 1000;
+ tv->tv_usec = (ms % 1000) * 1000;
+}
+
+void
+sock_set_v6only(int s)
+{
+#ifdef IPV6_V6ONLY
+ int on = 1;
+
+ debug3("%s: set socket %d IPV6_V6ONLY", __func__, s);
+ if (setsockopt(s, IPPROTO_IPV6, IPV6_V6ONLY, &on, sizeof(on)) == -1)
+ error("setsockopt IPV6_V6ONLY: %s", strerror(errno));
+#endif
+}