ssize_t recvmsg(int fd, struct msghdr *msg, int flags)
{
ssize_t r;
#if LONG_MAX > INT_MAX
struct msghdr h, *orig = msg;
if (msg) {
h = *msg;
h.__pad1 = h.__pad2 = 0;
msg = &h;
}
#endif
r = socketcall_cp(recvmsg, fd, msg, flags, 0, 0, 0);
#if LONG_MAX > INT_MAX
if (orig) *orig = h;
#endif
return r;
}
ssize_t sendmsg(int fd, const struct msghdr *msg, int flags)
{
#if LONG_MAX > INT_MAX
struct msghdr h;
struct cmsghdr chbuf[1024/sizeof(struct cmsghdr)+1], *c;
if (msg) {
h = *msg;
h.__pad1 = h.__pad2 = 0;
msg = &h;
if (h.msg_controllen) {
if (h.msg_controllen > 1024) {
errno = ENOMEM;
return -1;
}
memcpy(chbuf, h.msg_control, h.msg_controllen);
h.msg_control = chbuf;
for (c=CMSG_FIRSTHDR(&h); c; c=CMSG_NXTHDR(&h,c))
c->__pad1 = 0;
}
}
#endif
return socketcall_cp(sendmsg, fd, msg, flags, 0, 0, 0);
}
ssize_t recvfrom(int fd, void *buf, size_t len, int flags, struct sockaddr *addr, socklen_t *alen)
{
return socketcall_cp(recvfrom, fd, buf, len, flags, addr, alen);
}
int accept(int fd, struct sockaddr *addr, socklen_t *len)
{
return socketcall_cp(accept, fd, addr, len, 0, 0, 0);
}
int connect(int fd, const struct sockaddr *addr, socklen_t len)
{
return socketcall_cp(connect, fd, addr, len, 0, 0, 0);
}
