#include <config.h>
#endif
+#define __APPLE_USE_RFC_2292
+
#include <inttypes.h>
#include <errno.h>
#include <string.h>
#include "fdutil.h"
#include "socket.h"
#include "addr-util.h"
+#include "internal.h"
/* this is a portability hack */
#ifndef IPV6_ADD_MEMBERSHIP
memcpy(&ret_sa->sin6_addr, a, sizeof(CattaIPv6Address));
}
-int catta_mdns_mcast_join_ipv4(int fd, const CattaIPv4Address *a, int idx, int join) {
+int catta_mdns_mcast_join_ipv4(int fd, const CattaIPv4Address *a, CattaIfIndex idx, int join) {
#ifdef HAVE_STRUCT_IP_MREQN
struct ip_mreqn mreq;
#else
* mcast groups when the iface is down, but don't allow rejoining
* when it comes back up. This is an ugly workaround */
if (join)
- setsockopt(fd, IPPROTO_IP, IP_DROP_MEMBERSHIP, &mreq, sizeof(mreq));
+ setsockopt(fd, IPPROTO_IP, IP_DROP_MEMBERSHIP, (void *)&mreq, sizeof(mreq));
- if (setsockopt(fd, IPPROTO_IP, join ? IP_ADD_MEMBERSHIP : IP_DROP_MEMBERSHIP, &mreq, sizeof(mreq)) < 0) {
- catta_log_warn("%s failed: %s", join ? "IP_ADD_MEMBERSHIP" : "IP_DROP_MEMBERSHIP", strerror(errno));
+ if (setsockopt(fd, IPPROTO_IP, join ? IP_ADD_MEMBERSHIP : IP_DROP_MEMBERSHIP, (void *)&mreq, sizeof(mreq)) < 0) {
+ catta_log_warn("%s failed: %s", join ? "IP_ADD_MEMBERSHIP" : "IP_DROP_MEMBERSHIP", errnostrsocket());
return -1;
}
return 0;
}
-int catta_mdns_mcast_join_ipv6(int fd, const CattaIPv6Address *a, int idx, int join) {
+int catta_mdns_mcast_join_ipv6(int fd, const CattaIPv6Address *a, CattaIfIndex idx, int join) {
struct ipv6_mreq mreq6;
struct sockaddr_in6 sa6;
mreq6.ipv6mr_interface = idx;
if (join)
- setsockopt(fd, IPPROTO_IPV6, IPV6_DROP_MEMBERSHIP, &mreq6, sizeof(mreq6));
+ setsockopt(fd, IPPROTO_IPV6, IPV6_DROP_MEMBERSHIP, (void *)&mreq6, sizeof(mreq6));
- if (setsockopt(fd, IPPROTO_IPV6, join ? IPV6_ADD_MEMBERSHIP : IPV6_DROP_MEMBERSHIP, &mreq6, sizeof(mreq6)) < 0) {
- catta_log_warn("%s failed: %s", join ? "IPV6_ADD_MEMBERSHIP" : "IPV6_DROP_MEMBERSHIP", strerror(errno));
+ if (setsockopt(fd, IPPROTO_IPV6, join ? IPV6_ADD_MEMBERSHIP : IPV6_DROP_MEMBERSHIP, (void *)&mreq6, sizeof(mreq6)) < 0) {
+ catta_log_warn("%s failed: %s", join ? "IPV6_ADD_MEMBERSHIP" : "IPV6_DROP_MEMBERSHIP", errnostrsocket());
return -1;
}
int yes;
yes = 1;
- if (setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, &yes, sizeof(yes)) < 0) {
- catta_log_warn("SO_REUSEADDR failed: %s", strerror(errno));
+ if (setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, (void *)&yes, sizeof(yes)) < 0) {
+ catta_log_warn("SO_REUSEADDR failed: %s", errnostrsocket());
return -1;
}
#ifdef SO_REUSEPORT
yes = 1;
- if (setsockopt(fd, SOL_SOCKET, SO_REUSEPORT, &yes, sizeof(yes)) < 0) {
- catta_log_warn("SO_REUSEPORT failed: %s", strerror(errno));
+ if (setsockopt(fd, SOL_SOCKET, SO_REUSEPORT, (void *)&yes, sizeof(yes)) < 0) {
+ catta_log_warn("SO_REUSEPORT failed: %s", errnostrsocket());
return -1;
}
#endif
assert(sa);
assert(l > 0);
+#ifdef _WIN32
+ // Windows does not allow address reuse when SO_REUSEADDR was set after
+ // bind() on the first socket, so we must set it before.
+ // Note that this spoils the detection trickery below and the warning will
+ // not be logged.
+
+ if (reuseaddr(fd) < 0)
+ return -1;
+#endif
+
if (bind(fd, sa, l) < 0) {
if (errno != EADDRINUSE) {
- catta_log_warn("bind() failed: %s", strerror(errno));
+ catta_log_warn("bind() failed: %s", errnostrsocket());
return -1;
}
return -1;
if (bind(fd, sa, l) < 0) {
- catta_log_warn("bind() failed: %s", strerror(errno));
+ catta_log_warn("bind() failed: %s", errnostrsocket());
return -1;
}
} else {
#ifdef IP_PKTINFO
yes = 1;
- if (setsockopt(fd, IPPROTO_IP, IP_PKTINFO, &yes, sizeof(yes)) < 0) {
- catta_log_warn("IP_PKTINFO failed: %s", strerror(errno));
+ if (setsockopt(fd, IPPROTO_IP, IP_PKTINFO, (void *)&yes, sizeof(yes)) < 0) {
+ catta_log_warn("IP_PKTINFO failed: %s", errnostrsocket());
return -1;
}
#else
#ifdef IP_RECVINTERFACE
yes = 1;
- if (setsockopt (fd, IPPROTO_IP, IP_RECVINTERFACE, &yes, sizeof(yes)) < 0) {
- catta_log_warn("IP_RECVINTERFACE failed: %s", strerror(errno));
+ if (setsockopt (fd, IPPROTO_IP, IP_RECVINTERFACE, (void *)&yes, sizeof(yes)) < 0) {
+ catta_log_warn("IP_RECVINTERFACE failed: %s", errnostrsocket());
return -1;
}
#elif defined(IP_RECVIF)
yes = 1;
- if (setsockopt (fd, IPPROTO_IP, IP_RECVIF, &yes, sizeof(yes)) < 0) {
- catta_log_warn("IP_RECVIF failed: %s", strerror(errno));
+ if (setsockopt (fd, IPPROTO_IP, IP_RECVIF, (void *)&yes, sizeof(yes)) < 0) {
+ catta_log_warn("IP_RECVIF failed: %s", errnostrsocket());
return -1;
}
#endif
#ifdef IP_RECVDSTADDR
yes = 1;
- if (setsockopt (fd, IPPROTO_IP, IP_RECVDSTADDR, &yes, sizeof(yes)) < 0) {
- catta_log_warn("IP_RECVDSTADDR failed: %s", strerror(errno));
+ if (setsockopt (fd, IPPROTO_IP, IP_RECVDSTADDR, (void *)&yes, sizeof(yes)) < 0) {
+ catta_log_warn("IP_RECVDSTADDR failed: %s", errnostrsocket());
return -1;
}
#endif
#ifdef IP_RECVTTL
yes = 1;
- if (setsockopt(fd, IPPROTO_IP, IP_RECVTTL, &yes, sizeof(yes)) < 0) {
- catta_log_warn("IP_RECVTTL failed: %s", strerror(errno));
+ if (setsockopt(fd, IPPROTO_IP, IP_RECVTTL, (void *)&yes, sizeof(yes)) < 0) {
+ catta_log_warn("IP_RECVTTL failed: %s", errnostrsocket());
return -1;
}
#endif
#ifdef IPV6_RECVPKTINFO
yes = 1;
- if (setsockopt(fd, IPPROTO_IPV6, IPV6_RECVPKTINFO, &yes, sizeof(yes)) < 0) {
- catta_log_warn("IPV6_RECVPKTINFO failed: %s", strerror(errno));
+ if (setsockopt(fd, IPPROTO_IPV6, IPV6_RECVPKTINFO, (void *)&yes, sizeof(yes)) < 0) {
+ catta_log_warn("IPV6_RECVPKTINFO failed: %s", errnostrsocket());
return -1;
}
#elif defined(IPV6_PKTINFO)
yes = 1;
- if (setsockopt(fd, IPPROTO_IPV6, IPV6_PKTINFO, &yes, sizeof(yes)) < 0) {
- catta_log_warn("IPV6_PKTINFO failed: %s", strerror(errno));
+ if (setsockopt(fd, IPPROTO_IPV6, IPV6_PKTINFO, (void *)&yes, sizeof(yes)) < 0) {
+ catta_log_warn("IPV6_PKTINFO failed: %s", errnostrsocket());
return -1;
}
#endif
#ifdef IPV6_RECVHOPS
yes = 1;
- if (setsockopt(fd, IPPROTO_IPV6, IPV6_RECVHOPS, &yes, sizeof(yes)) < 0) {
- catta_log_warn("IPV6_RECVHOPS failed: %s", strerror(errno));
+ if (setsockopt(fd, IPPROTO_IPV6, IPV6_RECVHOPS, (void *)&yes, sizeof(yes)) < 0) {
+ catta_log_warn("IPV6_RECVHOPS failed: %s", errnostrsocket());
return -1;
}
#elif defined(IPV6_RECVHOPLIMIT)
yes = 1;
- if (setsockopt(fd, IPPROTO_IPV6, IPV6_RECVHOPLIMIT, &yes, sizeof(yes)) < 0) {
- catta_log_warn("IPV6_RECVHOPLIMIT failed: %s", strerror(errno));
+ if (setsockopt(fd, IPPROTO_IPV6, IPV6_RECVHOPLIMIT, (void *)&yes, sizeof(yes)) < 0) {
+ catta_log_warn("IPV6_RECVHOPLIMIT failed: %s", errnostrsocket());
return -1;
}
#elif defined(IPV6_HOPLIMIT)
yes = 1;
- if (setsockopt(fd, IPPROTO_IPV6, IPV6_HOPLIMIT, &yes, sizeof(yes)) < 0) {
- catta_log_warn("IPV6_HOPLIMIT failed: %s", strerror(errno));
+ if (setsockopt(fd, IPPROTO_IPV6, IPV6_HOPLIMIT, (void *)&yes, sizeof(yes)) < 0) {
+ catta_log_warn("IPV6_HOPLIMIT failed: %s", errnostrsocket());
return -1;
}
#endif
uint8_t ttl, cyes;
if ((fd = socket(AF_INET, SOCK_DGRAM, 0)) < 0) {
- catta_log_warn("socket() failed: %s", strerror(errno));
+ catta_log_warn("socket() failed: %s", errnostrsocket());
goto fail;
}
ttl = 255;
- if (setsockopt(fd, IPPROTO_IP, IP_MULTICAST_TTL, &ttl, sizeof(ttl)) < 0) {
- catta_log_warn("IP_MULTICAST_TTL failed: %s", strerror(errno));
+ if (setsockopt(fd, IPPROTO_IP, IP_MULTICAST_TTL, (void *)&ttl, sizeof(ttl)) < 0) {
+ catta_log_warn("IP_MULTICAST_TTL failed: %s", errnostrsocket());
goto fail;
}
ittl = 255;
- if (setsockopt(fd, IPPROTO_IP, IP_TTL, &ittl, sizeof(ittl)) < 0) {
- catta_log_warn("IP_TTL failed: %s", strerror(errno));
+ if (setsockopt(fd, IPPROTO_IP, IP_TTL, (void *)&ittl, sizeof(ittl)) < 0) {
+ catta_log_warn("IP_TTL failed: %s", errnostrsocket());
goto fail;
}
cyes = 1;
- if (setsockopt(fd, IPPROTO_IP, IP_MULTICAST_LOOP, &cyes, sizeof(cyes)) < 0) {
- catta_log_warn("IP_MULTICAST_LOOP failed: %s", strerror(errno));
+ if (setsockopt(fd, IPPROTO_IP, IP_MULTICAST_LOOP, (void *)&cyes, sizeof(cyes)) < 0) {
+ catta_log_warn("IP_MULTICAST_LOOP failed: %s", errnostrsocket());
goto fail;
}
goto fail;
if (catta_set_cloexec(fd) < 0) {
- catta_log_warn("FD_CLOEXEC failed: %s", strerror(errno));
+ catta_log_warn("FD_CLOEXEC failed: %s", errnostrsocket());
goto fail;
}
if (catta_set_nonblock(fd) < 0) {
- catta_log_warn("O_NONBLOCK failed: %s", strerror(errno));
+ catta_log_warn("O_NONBLOCK failed: %s", errnostrsocket());
goto fail;
}
mdns_mcast_group_ipv6(&sa);
if ((fd = socket(AF_INET6, SOCK_DGRAM, 0)) < 0) {
- catta_log_warn("socket() failed: %s", strerror(errno));
+ catta_log_warn("socket() failed: %s", errnostrsocket());
goto fail;
}
ttl = 255;
- if (setsockopt(fd, IPPROTO_IPV6, IPV6_MULTICAST_HOPS, &ttl, sizeof(ttl)) < 0) {
- catta_log_warn("IPV6_MULTICAST_HOPS failed: %s", strerror(errno));
+ if (setsockopt(fd, IPPROTO_IPV6, IPV6_MULTICAST_HOPS, (void *)&ttl, sizeof(ttl)) < 0) {
+ catta_log_warn("IPV6_MULTICAST_HOPS failed: %s", errnostrsocket());
goto fail;
}
ttl = 255;
- if (setsockopt(fd, IPPROTO_IPV6, IPV6_UNICAST_HOPS, &ttl, sizeof(ttl)) < 0) {
- catta_log_warn("IPV6_UNICAST_HOPS failed: %s", strerror(errno));
+ if (setsockopt(fd, IPPROTO_IPV6, IPV6_UNICAST_HOPS, (void *)&ttl, sizeof(ttl)) < 0) {
+ catta_log_warn("IPV6_UNICAST_HOPS failed: %s", errnostrsocket());
goto fail;
}
yes = 1;
- if (setsockopt(fd, IPPROTO_IPV6, IPV6_V6ONLY, &yes, sizeof(yes)) < 0) {
- catta_log_warn("IPV6_V6ONLY failed: %s", strerror(errno));
+ if (setsockopt(fd, IPPROTO_IPV6, IPV6_V6ONLY, (void *)&yes, sizeof(yes)) < 0) {
+ catta_log_warn("IPV6_V6ONLY failed: %s", errnostrsocket());
goto fail;
}
yes = 1;
- if (setsockopt(fd, IPPROTO_IPV6, IPV6_MULTICAST_LOOP, &yes, sizeof(yes)) < 0) {
- catta_log_warn("IPV6_MULTICAST_LOOP failed: %s", strerror(errno));
+ if (setsockopt(fd, IPPROTO_IPV6, IPV6_MULTICAST_LOOP, (void *)&yes, sizeof(yes)) < 0) {
+ catta_log_warn("IPV6_MULTICAST_LOOP failed: %s", errnostrsocket());
goto fail;
}
goto fail;
if (catta_set_cloexec(fd) < 0) {
- catta_log_warn("FD_CLOEXEC failed: %s", strerror(errno));
+ catta_log_warn("FD_CLOEXEC failed: %s", errnostrsocket());
goto fail;
}
if (catta_set_nonblock(fd) < 0) {
- catta_log_warn("O_NONBLOCK failed: %s", strerror(errno));
+ catta_log_warn("O_NONBLOCK failed: %s", errnostrsocket());
goto fail;
}
if (errno == EINTR)
continue;
- if (errno != EAGAIN) {
+ if (errno != EAGAIN && errno != EWOULDBLOCK) {
char where[64];
- struct sockaddr_in *sin = msg->msg_name;
+ struct sockaddr *sa = msg->msg_name;
- inet_ntop(sin->sin_family, &sin->sin_addr, where, sizeof(where));
- catta_log_debug("sendmsg() to %s failed: %s", where, strerror(errno));
+ if(sa->sa_family == AF_INET)
+ inet_ntop(sa->sa_family, &((struct sockaddr_in *)sa)->sin_addr, where, sizeof(where));
+ else
+ inet_ntop(sa->sa_family, &((struct sockaddr_in6 *)sa)->sin6_addr, where, sizeof(where));
+ catta_log_debug("sendmsg() to %s failed: %s", where, errnostrsocket());
return -1;
}
#ifdef HAVE_IPI_SPEC_DST
if (src_address)
pkti->ipi_spec_dst.s_addr = src_address->address;
+#else
+ if (src_address)
+ pkti->ipi_addr.s_addr = src_address->address;
#endif
}
#elif defined(IP_MULTICAST_IF)
if (src_address) {
struct in_addr any = { INADDR_ANY };
- if (setsockopt(fd, IPPROTO_IP, IP_MULTICAST_IF, src_address ? &src_address->address : &any, sizeof(struct in_addr)) < 0) {
- catta_log_warn("IP_MULTICAST_IF failed: %s", strerror(errno));
+ if (setsockopt(fd, IPPROTO_IP, IP_MULTICAST_IF, (void *)(src_address ? &src_address->address : &any), sizeof(struct in_addr)) < 0) {
+ catta_log_warn("IP_MULTICAST_IF failed: %s", errnostrsocket());
return -1;
}
}
msg.msg_iovlen = 1;
msg.msg_flags = 0;
+// TODO: don't ask me why, but Win8.1 64bit WSASendMsg() fails with an InvalidArgument error 10022 when IPv6 source address is specified ( everHannes / hannes.ahrens@everbase.net )
+#ifdef _WIN32
+ msg.msg_control = NULL;
+ msg.msg_controllen = 0;
+#else
if (iface > 0 || src_address) {
struct in6_pktinfo *pkti;
msg.msg_control = NULL;
msg.msg_controllen = 0;
}
+#endif
return sendmsg_loop(fd, &msg, 0);
}
assert(fd >= 0);
if (ioctl(fd, FIONREAD, &ms) < 0) {
- catta_log_warn("ioctl(): %s", strerror(errno));
+ catta_log_warn("ioctl(): %s", errnostrsocket());
goto fail;
}
links. (See #60) */
if (errno != EAGAIN)
- catta_log_warn("recvmsg(): %s", strerror(errno));
+ catta_log_warn("recvmsg(): %s", errnostrsocket());
goto fail;
}
assert(fd >= 0);
if (ioctl(fd, FIONREAD, &ms) < 0) {
- catta_log_warn("ioctl(): %s", strerror(errno));
+ catta_log_warn("ioctl(): %s", errnostrsocket());
goto fail;
}
links. (See #60) */
if (errno != EAGAIN)
- catta_log_warn("recvmsg(): %s", strerror(errno));
+ catta_log_warn("recvmsg(): %s", errnostrsocket());
goto fail;
}
int fd = -1;
if ((fd = socket(AF_INET, SOCK_DGRAM, 0)) < 0) {
- catta_log_warn("socket() failed: %s", strerror(errno));
+ catta_log_warn("socket() failed: %s", errnostrsocket());
goto fail;
}
local.sin_family = AF_INET;
if (bind(fd, (struct sockaddr*) &local, sizeof(local)) < 0) {
- catta_log_warn("bind() failed: %s", strerror(errno));
+ catta_log_warn("bind() failed: %s", errnostrsocket());
goto fail;
}
}
if (catta_set_cloexec(fd) < 0) {
- catta_log_warn("FD_CLOEXEC failed: %s", strerror(errno));
+ catta_log_warn("FD_CLOEXEC failed: %s", errnostrsocket());
goto fail;
}
if (catta_set_nonblock(fd) < 0) {
- catta_log_warn("O_NONBLOCK failed: %s", strerror(errno));
+ catta_log_warn("O_NONBLOCK failed: %s", errnostrsocket());
goto fail;
}
int fd = -1, yes;
if ((fd = socket(AF_INET6, SOCK_DGRAM, 0)) < 0) {
- catta_log_warn("socket() failed: %s", strerror(errno));
+ catta_log_warn("socket() failed: %s", errnostrsocket());
goto fail;
}
yes = 1;
- if (setsockopt(fd, IPPROTO_IPV6, IPV6_V6ONLY, &yes, sizeof(yes)) < 0) {
- catta_log_warn("IPV6_V6ONLY failed: %s", strerror(errno));
+ if (setsockopt(fd, IPPROTO_IPV6, IPV6_V6ONLY, (void *)&yes, sizeof(yes)) < 0) {
+ catta_log_warn("IPV6_V6ONLY failed: %s", errnostrsocket());
goto fail;
}
local.sin6_family = AF_INET6;
if (bind(fd, (struct sockaddr*) &local, sizeof(local)) < 0) {
- catta_log_warn("bind() failed: %s", strerror(errno));
+ catta_log_warn("bind() failed: %s", errnostrsocket());
goto fail;
}
goto fail;
if (catta_set_cloexec(fd) < 0) {
- catta_log_warn("FD_CLOEXEC failed: %s", strerror(errno));
+ catta_log_warn("FD_CLOEXEC failed: %s", errnostrsocket());
goto fail;
}
if (catta_set_nonblock(fd) < 0) {
- catta_log_warn("O_NONBLOCK failed: %s", strerror(errno));
+ catta_log_warn("O_NONBLOCK failed: %s", errnostrsocket());
goto fail;
}