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import of dnsmasq-2.40.tar.gz

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This commit is contained in:
Simon Kelley
2007-08-29 11:24:47 +01:00
parent f2621c7ff0
commit 5aabfc78bc
38 changed files with 6006 additions and 4068 deletions
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19
src/bpf.c
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@@ -26,7 +26,7 @@ static struct iovec ifreq = {
.iov_len = 0
};
void init_bpf(struct daemon *daemon)
void init_bpf(void)
{
int i = 0;
@@ -37,19 +37,14 @@ void init_bpf(struct daemon *daemon)
{
sprintf(ifreq.iov_base, "/dev/bpf%d", i++);
if ((daemon->dhcp_raw_fd = open(ifreq.iov_base, O_RDWR, 0)) != -1)
{
int flags = fcntl(daemon->dhcp_raw_fd, F_GETFD);
if (flags != -1)
fcntl(daemon->dhcp_raw_fd, F_SETFD, flags | FD_CLOEXEC);
return;
}
return;
}
if (errno != EBUSY)
die(_("cannot create DHCP BPF socket: %s"), NULL);
die(_("cannot create DHCP BPF socket: %s"), NULL, EC_BADNET);
}
}
void send_via_bpf(struct daemon *daemon, struct dhcp_packet *mess, size_t len,
void send_via_bpf(struct dhcp_packet *mess, size_t len,
struct in_addr iface_addr, struct ifreq *ifr)
{
/* Hairy stuff, packet either has to go to the
@@ -145,7 +140,7 @@ void send_via_bpf(struct daemon *daemon, struct dhcp_packet *mess, size_t len,
while (writev(daemon->dhcp_raw_fd, iov, 4) == -1 && retry_send());
}
int iface_enumerate(struct daemon *daemon, void *parm, int (*ipv4_callback)(), int (*ipv6_callback)())
int iface_enumerate(void *parm, int (*ipv4_callback)(), int (*ipv6_callback)())
{
char *ptr;
struct ifreq *ifr;
@@ -206,7 +201,7 @@ int iface_enumerate(struct daemon *daemon, void *parm, int (*ipv4_callback)(), i
netmask = ((struct sockaddr_in *) &ifr->ifr_addr)->sin_addr;
if (ioctl(fd, SIOCGIFBRDADDR, ifr) != -1)
broadcast = ((struct sockaddr_in *) &ifr->ifr_addr)->sin_addr;
if (!((*ipv4_callback)(daemon, addr,
if (!((*ipv4_callback)(addr,
(int)if_nametoindex(ifr->ifr_name),
netmask, broadcast,
parm)))
@@ -222,7 +217,7 @@ int iface_enumerate(struct daemon *daemon, void *parm, int (*ipv4_callback)(), i
addr->s6_addr[2] = 0;
addr->s6_addr[3] = 0;
}
if (!((*ipv6_callback)(daemon, addr,
if (!((*ipv6_callback)(addr,
(int)((struct sockaddr_in6 *)&ifr->ifr_addr)->sin6_scope_id,
(int)if_nametoindex(ifr->ifr_name),
parm)))