mirrors/cosmopolitan
1
0
Fork 0
mirror of https://github.com/jart/cosmopolitan.git synced 2025-06-27 14:58:30 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions 1

Add unix domain socket support to redbean

Browse source
This commit is contained in:
Justine Tunney 2022-06-22 03:04:25 -07:00
parent 4b23985b7f
commit fc097ac275
25 changed files with 594 additions and 172 deletions
Download patch file Download diff file Expand all files Collapse all files

21
libc/sock/recvfrom.c
View file

@ -45,19 +45,26 @@
*/
ssize_t recvfrom(int fd, void *buf, size_t size, uint32_t flags,
void *opt_out_srcaddr, uint32_t *opt_inout_srcaddrsize) {
ssize_t rc, got;
ssize_t rc;
uint32_t sz;
union sockaddr_storage_bsd bsd;
if (IsAsan() &&
(!__asan_is_valid(buf, size) ||
(opt_out_srcaddr &&
!__asan_is_valid(opt_out_srcaddr, *opt_inout_srcaddrsize)))) {
(!__asan_is_valid(opt_inout_srcaddrsize,
sizeof(*opt_inout_srcaddrsize)) ||
!__asan_is_valid(opt_out_srcaddr, *opt_inout_srcaddrsize))))) {
rc = efault();
} else if (!IsWindows()) {
got = sys_recvfrom(fd, buf, size, flags, opt_out_srcaddr,
opt_inout_srcaddrsize);
if (opt_out_srcaddr && IsBsd() && got != -1) {
sockaddr2linux(opt_out_srcaddr);
if (!IsBsd() || !opt_out_srcaddr) {
rc = sys_recvfrom(fd, buf, size, flags, opt_out_srcaddr,
opt_inout_srcaddrsize);
} else {
sz = sizeof(bsd);
if ((rc = sys_recvfrom(fd, buf, size, flags, &bsd, &sz)) != -1) {
sockaddr2linux(&bsd, sz, opt_out_srcaddr, opt_inout_srcaddrsize);
}
}
rc = got;
} else if (__isfdopen(fd)) {
if (__isfdkind(fd, kFdSocket)) {
rc = sys_recvfrom_nt(&g_fds.p[fd], (struct iovec[]){{buf, size}}, 1,