mirror of
https://github.com/jart/cosmopolitan.git
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f7ff77d865
- Invent iso8601us() for faster timestamps - Improve --strace descriptions of sigset_t - Rebuild the Landlock Make bootstrap binary - Introduce MODE=sysv for non-Windows builds - Permit OFD fcntl() locks under pledge(flock) - redbean can now protect your kernel from ddos - Have vfork() fallback to sys_fork() not fork() - Change kmalloc() to not die when out of memory - Improve documentation for some termios functions - Rewrite putenv() and friends to conform to POSIX - Fix linenoise + strace verbosity issue on Windows - Fix regressions in our ability to show backtraces - Change redbean SetHeader() to no-op if value is nil - Improve fcntl() so SQLite locks work in non-WAL mode - Remove some unnecessary work during fork() on Windows - Create redbean-based SSL reverse proxy for IPv4 TurfWar - Fix ape/apeinstall.sh warning when using non-bash shells - Add ProgramTrustedIp(), and IsTrustedIp() APIs to redbean - Support $PWD, $UID, $GID, and $EUID in command interpreter - Introduce experimental JTqFpD APE prefix for non-Windows builds - Invent blackhole daemon for firewalling IP addresses via UNIX named socket - Add ProgramTokenBucket(), AcquireToken(), and CountTokens() APIs to redbean
73 lines
2.9 KiB
C
73 lines
2.9 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 2022 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/intrin/bits.h"
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#include "libc/intrin/bswap.h"
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#include "libc/macros.internal.h"
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#include "libc/str/str.h"
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#include "libc/str/tab.internal.h"
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#include "net/http/http.h"
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static const char kNoCompressExts[][8] = {
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"bz2", //
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"gif", //
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"gz", //
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"jpg", //
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"lz4", //
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"mp4", //
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"mpeg", //
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"mpg", //
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"png", //
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"webp", //
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"xz", //
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"zip", //
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};
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static bool BisectNoCompressExts(uint64_t ext) {
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int c, m, l, r;
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l = 0;
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r = ARRAYLEN(kNoCompressExts) - 1;
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while (l <= r) {
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m = (l + r) >> 1;
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if (READ64BE(kNoCompressExts[m]) < ext) {
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l = m + 1;
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} else if (READ64BE(kNoCompressExts[m]) > ext) {
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r = m - 1;
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} else {
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return true;
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}
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}
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return false;
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}
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bool IsNoCompressExt(const char *p, size_t n) {
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int c, i;
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uint64_t w;
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if (n == -1) n = p ? strlen(p) : 0;
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if (n) {
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for (i = w = 0; n--;) {
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c = p[n] & 255;
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if (c == '.') break;
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if (++i > 8) return false;
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w <<= 8;
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w |= kToLower[c];
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}
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return BisectNoCompressExts(bswap_64(w));
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}
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return false;
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}
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