Equal darwin and freebsd, fix bsd open_tun to return fd

This commit is contained in:
Erik Ekman 2006-06-25 11:33:29 +00:00
parent c7191d27e7
commit a22721f395

9
tun.c
View file

@ -107,6 +107,9 @@ open_tun(const char *tun_device)
warn("open_tun: %s: %s", tun_name, strerror(errno));
return -1;
}
printf("Opened %s\n", tun_name);
return tun_fd;
} else {
for (i = 0; i < TUN_MAX_TRY; i++) {
snprintf(tun_name, sizeof(tun_name), "/dev/tun%d", i);
@ -139,10 +142,10 @@ close_tun(int tun_fd)
int
write_tun(int tun_fd, char *data, int len)
{
#ifdef FREEBSD
#if defined (FREEBSD) || defined (DARWIN)
data += 4;
len -= 4;
#else /* !FREEBSD */
#else /* !FREEBSD/DARWIN */
#ifdef LINUX
data[0] = 0x00;
data[1] = 0x00;
@ -166,7 +169,7 @@ write_tun(int tun_fd, char *data, int len)
int
read_tun(int tun_fd, char *buf, int len)
{
#ifdef FREEBSD
#if defined (FREEBSD) || defined (DARWIN)
// FreeBSD has no header
return read(tun_fd, buf + 4, len - 4) + 4;
#else /* !FREEBSD */