mirror of
https://github.com/jart/cosmopolitan.git
synced 2025-04-18 04:44:40 +00:00
072e1d2910
- Fix sigsuspend() on XNU - Fix strsignal() on non-Linux - Add unit tests for strsignal() - Add unit tests for setitimer() - Add unit tests for sigsuspend() - Rewrite setitimer() for New Technology - Rewrite nanosleep() for New Technology - Polyfill SIGALRM on the New Technology - select(0,0,0,0) on NT now calls pause() - Remove some NTDLL calls that aren't needed - Polyfill SA_NOCLDWAIT on the New Technology - Polyfill SA_RESETHAND on the New Technology - Polyfill sigprocmask() on the New Technology - Polyfill SIGCHLD+SIG_IGN on the New Technology - Polyfill SA_RESTART masking on the New Technology - Deliver console signals from main thread on New Technology - Document SA_RESTART behavior w/ @sarestartable / @norestart - System call trace in MODE=dbg now prints inherited FDs and signal mask
54 lines
2.8 KiB
C
54 lines
2.8 KiB
C
/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
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│vi: set net ft=c ts=2 sts=2 sw=2 fenc=utf-8 :vi│
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╞══════════════════════════════════════════════════════════════════════════════╡
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│ Copyright 2020 Justine Alexandra Roberts Tunney │
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│ │
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│ Permission to use, copy, modify, and/or distribute this software for │
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│ any purpose with or without fee is hereby granted, provided that the │
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│ above copyright notice and this permission notice appear in all copies. │
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│ │
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│ THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL │
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│ WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED │
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│ WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE │
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│ AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL │
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│ DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR │
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│ PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER │
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│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
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│ PERFORMANCE OF THIS SOFTWARE. │
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╚─────────────────────────────────────────────────────────────────────────────*/
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#include "libc/calls/strace.internal.h"
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#include "libc/dce.h"
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#include "libc/intrin/asan.internal.h"
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#include "libc/sock/internal.h"
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#include "libc/sock/sockdebug.h"
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#include "libc/sysv/errfuns.h"
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/**
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* Connects socket to remote end.
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*
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* ProTip: Connectionless sockets, e.g. UDP, can be connected too. The
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* benefit is not needing to specify the remote address on each send. It
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* also means getsockname() can be called to retrieve routing details.
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*
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* @return 0 on success or -1 w/ errno
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* @asyncsignalsafe
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* @restartable (unless SO_RCVTIMEO)
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*/
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int connect(int fd, const void *addr, uint32_t addrsize) {
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int rc;
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if (addr && !(IsAsan() && !__asan_is_valid(addr, addrsize))) {
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_firewall(addr, addrsize);
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if (!IsWindows()) {
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rc = sys_connect(fd, addr, addrsize);
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} else if (__isfdkind(fd, kFdSocket)) {
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rc = sys_connect_nt(&g_fds.p[fd], addr, addrsize);
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} else {
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rc = ebadf();
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}
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} else {
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rc = efault();
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}
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STRACE("connect(%d, %s) -> %d% m", fd, __describe_sockaddr(addr, addrsize),
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rc);
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return rc;
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}
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