mirror of
https://github.com/jart/cosmopolitan.git
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4effa23528
- POSIX regular expressions for Lua - Improved protocol parsing and encoding - Additional APIs for ZIP storage retrieval - Fix st_mode issue on NT for regular files - Generalized APIs for URL and Host handling - Worked out the kinks in resource resolution - Allow for custom error pages like /404.html
37 lines
2.2 KiB
C
37 lines
2.2 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 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/str/str.h"
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#include "net/http/http.h"
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/**
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* Returns true if string is ASCII without delimiters.
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*
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* @param n if -1 implies strlen
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*/
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bool IsValidHttpToken(const char *s, size_t n) {
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size_t i;
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if (!n) return false;
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if (n == -1) n = s ? strlen(s) : 0;
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for (i = 0; i < n; ++i) {
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if (!kHttpToken[s[i] & 0xff]) {
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return false;
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}
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}
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return true;
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}
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