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rfc822_header.c
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rfc822_header.c
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/* ANSI-C code produced by gperf version 3.0.3 */
/* Command-line: gperf /tmp/compile_st_RasMbB.gperf */
/* Computed positions: -k'1,10,$' */
#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) \
&& ('N' == 78) && ('O' == 79) && ('P' == 80) && ('Q' == 81) \
&& ('R' == 82) && ('S' == 83) && ('T' == 84) && ('U' == 85) \
&& ('V' == 86) && ('W' == 87) && ('X' == 88) && ('Y' == 89) \
&& ('Z' == 90) && ('[' == 91) && ('\\' == 92) && (']' == 93) \
&& ('^' == 94) && ('_' == 95) && ('a' == 97) && ('b' == 98) \
&& ('c' == 99) && ('d' == 100) && ('e' == 101) && ('f' == 102) \
&& ('g' == 103) && ('h' == 104) && ('i' == 105) && ('j' == 106) \
&& ('k' == 107) && ('l' == 108) && ('m' == 109) && ('n' == 110) \
&& ('o' == 111) && ('p' == 112) && ('q' == 113) && ('r' == 114) \
&& ('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-gnu-gperf@gnu.org>."
#endif
/* Automatically generated by compile_st.pl, do not edit */
#include "rfc822_header.h"
struct rfc822_header_desc { const char *name; enum rfc822_header value; };
#include <string.h>
#define TOTAL_KEYWORDS 20
#define MIN_WORD_LENGTH 2
#define MAX_WORD_LENGTH 25
#define MIN_HASH_VALUE 2
#define MAX_HASH_VALUE 33
/* maximum key range = 32, 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,
30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44,
45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59,
60, 61, 62, 63, 64, 97, 98, 99, 100, 101, 102, 103, 104, 105, 106,
107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121,
122, 91, 92, 93, 94, 95, 96, 97, 98, 99, 100, 101, 102, 103, 104,
105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119,
120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134,
135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149,
150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164,
165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179,
180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194,
195, 196, 197, 198, 199, 200, 201, 202, 203, 204, 205, 206, 207, 208, 209,
210, 211, 212, 213, 214, 215, 216, 217, 218, 219, 220, 221, 222, 223, 224,
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 unsigned int 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 unsigned int len)
{
static const unsigned char asso_values[] =
{
34, 34, 34, 34, 34, 34, 34, 34, 34, 34,
34, 34, 34, 34, 34, 34, 34, 34, 34, 34,
34, 34, 34, 34, 34, 34, 34, 34, 34, 34,
34, 34, 34, 34, 34, 34, 34, 34, 34, 34,
34, 34, 34, 34, 34, 34, 34, 34, 34, 34,
34, 34, 34, 0, 34, 34, 34, 34, 34, 34,
34, 34, 34, 34, 34, 10, 0, 0, 0, 5,
5, 0, 34, 0, 34, 34, 34, 5, 0, 10,
34, 34, 0, 0, 0, 34, 34, 34, 0, 0,
34, 34, 34, 34, 34, 34, 34, 10, 0, 0,
0, 5, 5, 0, 34, 0, 34, 34, 34, 5,
0, 10, 34, 34, 0, 0, 0, 34, 34, 34,
0, 0, 34, 34, 34, 34, 34, 34, 34, 34,
34, 34, 34, 34, 34, 34, 34, 34, 34, 34,
34, 34, 34, 34, 34, 34, 34, 34, 34, 34,
34, 34, 34, 34, 34, 34, 34, 34, 34, 34,
34, 34, 34, 34, 34, 34, 34, 34, 34, 34,
34, 34, 34, 34, 34, 34, 34, 34, 34, 34,
34, 34, 34, 34, 34, 34, 34, 34, 34, 34,
34, 34, 34, 34, 34, 34, 34, 34, 34, 34,
34, 34, 34, 34, 34, 34, 34, 34, 34, 34,
34, 34, 34, 34, 34, 34, 34, 34, 34, 34,
34, 34, 34, 34, 34, 34, 34, 34, 34, 34,
34, 34, 34, 34, 34, 34, 34, 34, 34, 34,
34, 34, 34, 34, 34, 34, 34, 34, 34, 34,
34, 34, 34, 34, 34, 34
};
register int hval = len;
switch (hval)
{
default:
hval += asso_values[(unsigned char)str[9]];
/*FALLTHROUGH*/
case 9:
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]];
}
#ifdef __GNUC__
__inline
#ifdef __GNUC_STDC_INLINE__
__attribute__ ((__gnu_inline__))
#endif
#endif
const struct rfc822_header_desc *
__rfc822_header_lookup (register const char *str, register unsigned int len)
{
static const struct rfc822_header_desc wordlist[] =
{
{"", 0}, {"", 0},
{"Cc", RFC822_CC},
{"Bcc", RFC822_BCC},
{"", 0}, {"", 0},
{"Sender", RFC822_SENDER},
{"Subject", RFC822_SUBJECT},
{"Received", RFC822_RECEIVED},
{"Date", RFC822_DATE},
{"Content-Id", RFC822_CONTENT_ID},
{"Content-MD5", RFC822_CONTENT_MD5},
{"To", RFC822_TO},
{"", 0},
{"From", RFC822_FROM},
{"Message-ID", RFC822_MESSAGE_ID},
{"", 0},
{"Content-Type", RFC822_CONTENT_TYPE},
{"Reply-To", RFC822_REPLY_TO},
{"Content-Disposition", RFC822_CONTENT_DISPOSITION},
{"", 0},
{"In-Reply-To", RFC822_IN_REPLY_TO},
{"", 0}, {"", 0},
{"Content-Description", RFC822_CONTENT_DESCRIPTION},
{"Content-Transfer-Encoding", RFC822_CONTENT_TRANSFER_ENCODING},
{"Content-Location", RFC822_CONTENT_LOCATION},
{"", 0}, {"", 0}, {"", 0}, {"", 0},
{"Content-Language", RFC822_CONTENT_LANGUAGE},
{"", 0},
{"X-Deliveredinternaldate", RFC822_X_DELIVEREDINTERNALDATE}
};
if (len <= MAX_WORD_LENGTH && len >= MIN_WORD_LENGTH)
{
register int key = hash (str, len);
if (key <= MAX_HASH_VALUE && key >= 0)
{
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;
}
enum rfc822_header rfc822_header_from_string(const char *s)
{
const struct rfc822_header_desc *d = __rfc822_header_lookup(s, strlen(s));
return (d == NULL ? RFC822_BAD : d->value);
}
enum rfc822_header rfc822_header_from_string_len(const char *s, size_t len)
{
const struct rfc822_header_desc *d = __rfc822_header_lookup(s, len);
return (d == NULL ? RFC822_BAD : d->value);
}
const char *rfc822_header_to_string(enum rfc822_header v)
{
static const char * const strs[] = {
"Bcc", /* RFC822_BCC */
"Cc", /* RFC822_CC */
"Content-Description", /* RFC822_CONTENT_DESCRIPTION */
"Content-Disposition", /* RFC822_CONTENT_DISPOSITION */
"Content-Id", /* RFC822_CONTENT_ID */
"Content-Language", /* RFC822_CONTENT_LANGUAGE */
"Content-Location", /* RFC822_CONTENT_LOCATION */
"Content-MD5", /* RFC822_CONTENT_MD5 */
"Content-Transfer-Encoding", /* RFC822_CONTENT_TRANSFER_ENCODING */
"Content-Type", /* RFC822_CONTENT_TYPE */
"Date", /* RFC822_DATE */
"From", /* RFC822_FROM */
"In-Reply-To", /* RFC822_IN_REPLY_TO */
"Message-ID", /* RFC822_MESSAGE_ID */
"Reply-To", /* RFC822_REPLY_TO */
"Received", /* RFC822_RECEIVED */
"Subject", /* RFC822_SUBJECT */
"Sender", /* RFC822_SENDER */
"To", /* RFC822_TO */
"X-Deliveredinternaldate", /* RFC822_X_DELIVEREDINTERNALDATE */
};
return (v >= 0 && v < (int)(sizeof(strs)/sizeof(strs[0])) ? strs[v] : NULL);
}

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rfc822_header.c (8 KB)

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