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Work towards improving signals and processes

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This commit is contained in:
Justine Tunney 2021-01-27 19:34:02 -08:00
parent de703b182c
commit d7ac16a9ed
96 changed files with 1474 additions and 427 deletions
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10
libc/sock/bind-nt.c
View file

@ -23,16 +23,6 @@
#include "libc/sock/yoink.inc"
#include "libc/sysv/errfuns.h"
/**
* Assigns local address and port number to socket.
*
* @param fd is the file descriptor returned by socket()
* @param addr is usually the binary-encoded ip:port on which to listen
* @param addrsize is the byte-length of addr's true polymorphic form
* @return socket file descriptor or -1 w/ errno
* @error ENETDOWN, EPFNOSUPPORT, etc.
* @asyncsignalsafe
*/
textwindows int bind$nt(struct Fd *fd, const void *addr, uint32_t addrsize) {
assert(fd->kind == kFdSocket);
if (__bind$nt(fd->handle, addr, addrsize) != -1) {

4
libc/sock/internal.h
View file

@ -58,8 +58,6 @@ int32_t __socket$sysv(int32_t, int32_t, int32_t) hidden;
int32_t __getsockname$sysv(int32_t, void *, uint32_t *) hidden;
int32_t __getpeername$sysv(int32_t, void *, uint32_t *) hidden;
int32_t setsockopt$sysv(int32_t, int32_t, int32_t, const void *,
uint32_t) hidden;
int32_t accept4$sysv(int32_t, void *, uint32_t *, int) nodiscard hidden;
int32_t accept$sysv(int32_t, void *, uint32_t *) hidden;
int32_t bind$sysv(int32_t, const void *, uint32_t) hidden;
@ -78,6 +76,7 @@ ssize_t sendto$sysv(int, const void *, size_t, int, const void *,
uint32_t) hidden;
int32_t select$sysv(int32_t, fd_set *, fd_set *, fd_set *,
struct timeval *) hidden;
int setsockopt$sysv(int, int, int, const void *, uint32_t) hidden;
int32_t epoll_create$sysv(int32_t) hidden;
int32_t epoll_ctl$sysv(int32_t, int32_t, int32_t, void *) hidden;
int32_t epoll_wait$sysv(int32_t, void *, int32_t, int32_t) hidden;
@ -93,6 +92,7 @@ int accept$nt(struct Fd *, void *, uint32_t *, int) hidden;
int closesocket$nt(int) hidden;
int socket$nt(int, int, int) hidden;
int select$nt(int, fd_set *, fd_set *, fd_set *, struct timeval *) hidden;
int shutdown$nt(struct Fd *, int) hidden;
size_t iovec2nt(struct NtIovec[hasatleast 16], const struct iovec *,
size_t) hidden;

29
libc/sock/shutdown-nt.c Normal file
View file

@ -0,0 +1,29 @@
/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
│vi: set net ft=c ts=2 sts=2 sw=2 fenc=utf-8 :vi│
╞══════════════════════════════════════════════════════════════════════════════╡
│ Copyright 2021 Justine Alexandra Roberts Tunney │
│ │
│ Permission to use, copy, modify, and/or distribute this software for │
│ any purpose with or without fee is hereby granted, provided that the │
│ above copyright notice and this permission notice appear in all copies. │
│ │
│ THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL │
│ WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED │
│ WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE │
│ AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL │
│ DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR │
│ PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER │
│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
│ PERFORMANCE OF THIS SOFTWARE. │
╚─────────────────────────────────────────────────────────────────────────────*/
#include "libc/calls/internal.h"
#include "libc/nt/winsock.h"
#include "libc/sock/internal.h"
textwindows int shutdown$nt(struct Fd *fd, int how) {
if (__shutdown$nt(fd->handle, how) != -1) {
return 0;
} else {
return __winsockerr();
}
}

16
libc/sock/shutdown.c
View file

@ -18,19 +18,10 @@
╚─────────────────────────────────────────────────────────────────────────────*/
#include "libc/calls/internal.h"
#include "libc/dce.h"
#include "libc/nt/winsock.h"
#include "libc/sock/internal.h"
#include "libc/sock/sock.h"
#include "libc/sysv/errfuns.h"
static int shutdown$nt(struct Fd *fd, int how) {
if (__shutdown$nt(fd->handle, how) != -1) {
return 0;
} else {
return __winsockerr();
}
}
/**
* Disables sends or receives on a socket, without closing.
*
@ -41,12 +32,7 @@ static int shutdown$nt(struct Fd *fd, int how) {
*/
int shutdown(int fd, int how) {
if (!IsWindows()) {
if (!IsXnu()) {
return shutdown$sysv(fd, how);
} else {
/* TODO(jart): What's wrong with XNU shutdown()? */
return 0;
}
return shutdown$sysv(fd, how);
} else if (__isfdkind(fd, kFdSocket)) {
return shutdown$nt(&g_fds.p[fd], how);
} else {