cosmopolitan/net/http/gethttpheader.inc

283 lines
10 KiB
C++

/* ANSI-C code produced by gperf version 3.1 */
/* Command-line: gperf gethttpheader.gperf */
/* Computed positions: -k'1,9,$' */
#if !((' ' == 32) && ('!' == 33) && ('"' == 34) && ('#' == 35) \
&& ('%' == 37) && ('&' == 38) && ('\'' == 39) && ('(' == 40) \
&& (')' == 41) && ('*' == 42) && ('+' == 43) && (',' == 44) \
&& ('-' == 45) && ('.' == 46) && ('/' == 47) && ('0' == 48) \
&& ('1' == 49) && ('2' == 50) && ('3' == 51) && ('4' == 52) \
&& ('5' == 53) && ('6' == 54) && ('7' == 55) && ('8' == 56) \
&& ('9' == 57) && (':' == 58) && (';' == 59) && ('<' == 60) \
&& ('=' == 61) && ('>' == 62) && ('?' == 63) && ('A' == 65) \
&& ('B' == 66) && ('C' == 67) && ('D' == 68) && ('E' == 69) \
&& ('F' == 70) && ('G' == 71) && ('H' == 72) && ('I' == 73) \
&& ('J' == 74) && ('K' == 75) && ('L' == 76) && ('M' == 77) \
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&& ('V' == 86) && ('W' == 87) && ('X' == 88) && ('Y' == 89) \
&& ('Z' == 90) && ('[' == 91) && ('\\' == 92) && (']' == 93) \
&& ('^' == 94) && ('_' == 95) && ('a' == 97) && ('b' == 98) \
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&& ('s' == 115) && ('t' == 116) && ('u' == 117) && ('v' == 118) \
&& ('w' == 119) && ('x' == 120) && ('y' == 121) && ('z' == 122) \
&& ('{' == 123) && ('|' == 124) && ('}' == 125) && ('~' == 126))
/* The character set is not based on ISO-646. */
#error "gperf generated tables don't work with this execution character set. Please report a bug to <bug-gperf@gnu.org>."
#endif
#line 1 "gethttpheader.gperf"
#include "libc/str/str.h"
#include "net/http/http.h"
#define GPERF_DOWNCASE
#line 12 "gethttpheader.gperf"
struct HttpHeaderSlot { char *name; char code; };
#define TOTAL_KEYWORDS 49
#define MIN_WORD_LENGTH 3
#define MAX_WORD_LENGTH 19
#define MIN_HASH_VALUE 5
#define MAX_HASH_VALUE 72
/* maximum key range = 68, duplicates = 0 */
#ifndef GPERF_DOWNCASE
#define GPERF_DOWNCASE 1
static unsigned char gperf_downcase[256] =
{
0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14,
15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29,
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225, 226, 227, 228, 229, 230, 231, 232, 233, 234, 235, 236, 237, 238, 239,
240, 241, 242, 243, 244, 245, 246, 247, 248, 249, 250, 251, 252, 253, 254,
255
};
#endif
#ifndef GPERF_CASE_STRNCMP
#define GPERF_CASE_STRNCMP 1
static int
gperf_case_strncmp (register const char *s1, register const char *s2, register size_t n)
{
for (; n > 0;)
{
unsigned char c1 = gperf_downcase[(unsigned char)*s1++];
unsigned char c2 = gperf_downcase[(unsigned char)*s2++];
if (c1 != 0 && c1 == c2)
{
n--;
continue;
}
return (int)c1 - (int)c2;
}
return 0;
}
#endif
#ifdef __GNUC__
__inline
#else
#ifdef __cplusplus
inline
#endif
#endif
static unsigned int
hash (register const char *str, register size_t len)
{
static const unsigned char asso_values[] =
{
73, 73, 73, 73, 73, 73, 73, 73, 73, 73,
73, 73, 73, 73, 73, 73, 73, 73, 73, 73,
73, 73, 73, 73, 73, 73, 73, 73, 73, 73,
73, 73, 73, 73, 73, 73, 73, 73, 73, 73,
73, 73, 73, 73, 73, 0, 73, 73, 73, 73,
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73, 73, 73, 73, 73, 5, 20, 0, 15, 0,
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73, 73, 73, 73, 73, 73, 73, 5, 20, 0,
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5, 5, 20, 73, 5, 30, 0, 0, 15, 20,
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73, 73, 73, 73, 73, 73, 73, 73, 73, 73,
73, 73, 73, 73, 73, 73, 73, 73, 73, 73,
73, 73, 73, 73, 73, 73
};
register unsigned int hval = len;
switch (hval)
{
default:
hval += asso_values[(unsigned char)str[8]];
/*FALLTHROUGH*/
case 8:
case 7:
case 6:
case 5:
case 4:
case 3:
case 2:
case 1:
hval += asso_values[(unsigned char)str[0]];
break;
}
return hval + asso_values[(unsigned char)str[len - 1]];
}
const struct HttpHeaderSlot *
LookupHttpHeader (register const char *str, register size_t len)
{
static const struct HttpHeaderSlot wordlist[] =
{
{""}, {""}, {""}, {""}, {""},
#line 23 "gethttpheader.gperf"
{"Close", kHttpClose},
{""},
#line 52 "gethttpheader.gperf"
{"Upgrade", kHttpUpgrade},
#line 18 "gethttpheader.gperf"
{"Age", kHttpAge},
#line 36 "gethttpheader.gperf"
{"From", kHttpFrom},
#line 49 "gethttpheader.gperf"
{"Range", kHttpRange},
#line 14 "gethttpheader.gperf"
{"Accept", kHttpAccept},
#line 32 "gethttpheader.gperf"
{"Content-Type", kHttpContentType},
#line 41 "gethttpheader.gperf"
{"If-Range", kHttpIfRange},
{""},
#line 53 "gethttpheader.gperf"
{"User-Agent", kHttpUserAgent},
#line 30 "gethttpheader.gperf"
{"Content-Md5", kHttpContentMd5},
#line 50 "gethttpheader.gperf"
{"Referer", kHttpReferer},
#line 31 "gethttpheader.gperf"
{"Content-Range", kHttpContentRange},
#line 33 "gethttpheader.gperf"
{"Date", kHttpDate},
#line 24 "gethttpheader.gperf"
{"Connection", kHttpConnection},
#line 57 "gethttpheader.gperf"
{"Retry-After", kHttpRetryAfter},
#line 22 "gethttpheader.gperf"
{"Chunked", kHttpChunked},
#line 54 "gethttpheader.gperf"
{"Via", kHttpVia},
#line 37 "gethttpheader.gperf"
{"Host", kHttpHost},
#line 17 "gethttpheader.gperf"
{"Accept-Language", kHttpAcceptLanguage},
#line 56 "gethttpheader.gperf"
{"Public", kHttpPublic},
#line 39 "gethttpheader.gperf"
{"If-Modified-Since", kHttpIfModifiedSince},
#line 20 "gethttpheader.gperf"
{"Authorization", kHttpAuthorization},
#line 42 "gethttpheader.gperf"
{"If-Unmodified-Since", kHttpIfUnmodifiedSince},
#line 19 "gethttpheader.gperf"
{"Allow", kHttpAllow},
#line 45 "gethttpheader.gperf"
{"Pragma", kHttpPragma},
#line 25 "gethttpheader.gperf"
{"Content-Base", kHttpContentBase},
#line 38 "gethttpheader.gperf"
{"If-Match", kHttpIfMatch},
#line 59 "gethttpheader.gperf"
{"Vary", kHttpVary},
#line 43 "gethttpheader.gperf"
{"Keep-Alive", kHttpKeepAlive},
#line 61 "gethttpheader.gperf"
{"Www-Authenticate", kHttpWwwAuthenticate},
#line 35 "gethttpheader.gperf"
{"Expires", kHttpExpires},
#line 46 "gethttpheader.gperf"
{"Proxy-Authenticate", kHttpProxyAuthenticate},
#line 15 "gethttpheader.gperf"
{"Accept-Charset", kHttpAcceptCharset},
{""},
#line 58 "gethttpheader.gperf"
{"Server", kHttpServer},
{""},
#line 40 "gethttpheader.gperf"
{"If-None-Match", kHttpIfNoneMatch},
#line 47 "gethttpheader.gperf"
{"Proxy-Authorization", kHttpProxyAuthorization},
{""},
#line 48 "gethttpheader.gperf"
{"Proxy-Connection", kHttpProxyConnection},
{""},
#line 55 "gethttpheader.gperf"
{"Location", kHttpLocation},
#line 34 "gethttpheader.gperf"
{"Etag", kHttpEtag},
{""},
#line 27 "gethttpheader.gperf"
{"Content-Language", kHttpContentLanguage},
#line 44 "gethttpheader.gperf"
{"Max-Forwards", kHttpMaxForwards},
#line 21 "gethttpheader.gperf"
{"Cache-Control", kHttpCacheControl},
{""}, {""},
#line 29 "gethttpheader.gperf"
{"Content-Location", kHttpContentLocation},
{""}, {""}, {""}, {""},
#line 26 "gethttpheader.gperf"
{"Content-Encoding", kHttpContentEncoding},
#line 51 "gethttpheader.gperf"
{"Transfer-Encoding", kHttpTransferEncoding},
{""}, {""}, {""}, {""}, {""},
#line 62 "gethttpheader.gperf"
{"Last-Modified", kHttpLastModified},
#line 28 "gethttpheader.gperf"
{"Content-Length", kHttpContentLength},
#line 16 "gethttpheader.gperf"
{"Accept-Encoding", kHttpAcceptEncoding},
{""},
#line 60 "gethttpheader.gperf"
{"Warning", kHttpWarning}
};
if (len <= MAX_WORD_LENGTH && len >= MIN_WORD_LENGTH)
{
register unsigned int key = hash (str, len);
if (key <= MAX_HASH_VALUE)
{
register const char *s = wordlist[key].name;
if ((((unsigned char)*str ^ (unsigned char)*s) & ~32) == 0 && !gperf_case_strncmp (str, s, len) && s[len] == '\0')
return &wordlist[key];
}
}
return 0;
}