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Make redbean StoreAsset() work better
- Better UBSAN error messages - POSIX Advisory Locks polyfills - Move redbean manual to /.help.txt - System call memory safety in ASAN mode - Character classification now does UNICODE
This commit is contained in:
Justine Tunney
parent
919b6fec10
commit
690be544da
228 changed files with 3653 additions and 3015 deletions
164
libc/calls/metaflock.c
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164
libc/calls/metaflock.c
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/*-*- 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 2021 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/internal.h"
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#include "libc/calls/struct/flock.h"
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union metaflock {
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struct flock cosmo;
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struct flock_linux {
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int16_t l_type;
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int16_t l_whence;
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int64_t l_start;
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int64_t l_len;
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int32_t l_pid;
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} linux;
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struct flock_xnu {
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int64_t l_start;
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int64_t l_len;
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int32_t l_pid;
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int16_t l_type;
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int16_t l_whence;
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} xnu;
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struct flock_freebsd {
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int64_t l_start;
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int64_t l_len;
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int32_t l_pid;
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int16_t l_type;
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int16_t l_whence;
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int32_t l_sysid;
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} freebsd;
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struct flock_openbsd {
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int64_t l_start;
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int64_t l_len;
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int32_t l_pid;
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int16_t l_type;
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int16_t l_whence;
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} openbsd;
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struct flock_netbsd {
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int64_t l_start;
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int64_t l_len;
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int32_t l_pid;
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int16_t l_type;
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int16_t l_whence;
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} netbsd;
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};
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void flock2cosmo(uintptr_t memory) {
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int64_t l_start;
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int64_t l_len;
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int32_t l_pid;
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int16_t l_type;
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int16_t l_whence;
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int32_t l_sysid;
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union metaflock *u;
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u = (union metaflock *)memory;
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if (IsLinux()) {
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l_start = u->linux.l_start;
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l_len = u->linux.l_len;
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l_pid = u->linux.l_pid;
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l_type = u->linux.l_type;
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l_whence = u->linux.l_whence;
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l_sysid = 0;
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} else if (IsXnu()) {
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l_start = u->xnu.l_start;
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l_len = u->xnu.l_len;
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l_pid = u->xnu.l_pid;
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l_type = u->xnu.l_type;
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l_whence = u->xnu.l_whence;
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l_sysid = 0;
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} else if (IsFreebsd()) {
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l_start = u->freebsd.l_start;
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l_len = u->freebsd.l_len;
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l_pid = u->freebsd.l_pid;
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l_type = u->freebsd.l_type;
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l_whence = u->freebsd.l_whence;
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l_sysid = u->freebsd.l_sysid;
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} else if (IsOpenbsd()) {
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l_start = u->openbsd.l_start;
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l_len = u->openbsd.l_len;
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l_pid = u->openbsd.l_pid;
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l_type = u->openbsd.l_type;
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l_whence = u->openbsd.l_whence;
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l_sysid = 0;
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} else if (IsNetbsd()) {
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l_start = u->netbsd.l_start;
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l_len = u->netbsd.l_len;
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l_pid = u->netbsd.l_pid;
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l_type = u->netbsd.l_type;
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l_whence = u->netbsd.l_whence;
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l_sysid = 0;
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} else {
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return;
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}
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u->cosmo.l_start = l_start;
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u->cosmo.l_len = l_len;
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u->cosmo.l_pid = l_pid;
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u->cosmo.l_type = l_type;
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u->cosmo.l_whence = l_whence;
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u->cosmo.l_sysid = l_sysid;
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}
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void cosmo2flock(uintptr_t memory) {
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int64_t l_start;
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int64_t l_len;
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int32_t l_pid;
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int16_t l_type;
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int16_t l_whence;
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int32_t l_sysid;
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union metaflock *u;
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u = (union metaflock *)memory;
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l_start = u->cosmo.l_start;
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l_len = u->cosmo.l_len;
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l_pid = u->cosmo.l_pid;
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l_type = u->cosmo.l_type;
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l_whence = u->cosmo.l_whence;
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l_sysid = u->cosmo.l_sysid;
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if (IsLinux()) {
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u->linux.l_start = l_start;
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u->linux.l_len = l_len;
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u->linux.l_pid = l_pid;
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u->linux.l_type = l_type;
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u->linux.l_whence = l_whence;
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} else if (IsXnu()) {
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u->xnu.l_start = l_start;
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u->xnu.l_len = l_len;
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u->xnu.l_pid = l_pid;
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u->xnu.l_type = l_type;
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u->xnu.l_whence = l_whence;
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} else if (IsFreebsd()) {
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u->freebsd.l_start = l_start;
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u->freebsd.l_len = l_len;
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u->freebsd.l_pid = l_pid;
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u->freebsd.l_type = l_type;
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u->freebsd.l_whence = l_whence;
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u->freebsd.l_sysid = l_sysid;
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} else if (IsOpenbsd()) {
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u->openbsd.l_start = l_start;
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u->openbsd.l_len = l_len;
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u->openbsd.l_pid = l_pid;
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u->openbsd.l_type = l_type;
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u->openbsd.l_whence = l_whence;
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} else if (IsNetbsd()) {
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u->netbsd.l_start = l_start;
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u->netbsd.l_len = l_len;
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u->netbsd.l_pid = l_pid;
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u->netbsd.l_type = l_type;
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u->netbsd.l_whence = l_whence;
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}
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}
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