masqmail-0.2
view src/libident/support.c @ 162:52c82d755215
replaced the MD5 implementation with the one of Solar Designer
Until now, the sample code of RFC 1321 was used. It had an ugly license.
Now we use the implementation of Solar Designer, which is in the Public Domain.
http://openwall.info/wiki/people/solar/software/public-domain-source-code/md5
| author | meillo@marmaro.de |
|---|---|
| date | Sun, 18 Jul 2010 22:01:04 +0200 |
| parents | 08114f7dcc23 |
| children |
line source
1 /*
2 ** support.c
3 **
4 ** Author: Pr Emanuelsson <pell@lysator.liu.se>
5 ** Hacked by: Peter Eriksson <pen@lysator.liu.se>
6 */
7 #include <stdio.h>
8 #include <ctype.h>
10 #ifdef HAVE_ANSIHEADERS
11 # include <stdlib.h>
12 # include <string.h>
13 #else
14 # define strchr(str, c) index(str, c)
15 #endif
17 #define IN_LIBIDENT_SRC
18 #include "ident.h"
21 char*
22 id_strdup __P1(char *, str)
23 {
24 char *cp;
26 cp = (char *) malloc(strlen(str) + 1);
27 if (cp == NULL) {
28 #ifdef DEBUG
29 perror("libident: malloc");
30 #endif
31 return NULL;
32 }
34 strcpy(cp, str);
36 return cp;
37 }
40 char*
41 id_strtok __P3(char *, cp, char *, cs, char *, dc)
42 {
43 static char *bp = 0;
45 if (cp)
46 bp = cp;
48 /*
49 ** No delimitor cs - return whole buffer and point at end
50 */
51 if (!cs) {
52 while (*bp)
53 bp++;
54 return cs;
55 }
57 /*
58 ** Skip leading spaces
59 */
60 while (isspace(*bp))
61 bp++;
63 /*
64 ** No token found?
65 */
66 if (!*bp)
67 return 0;
69 cp = bp;
70 while (*bp && !strchr(cs, *bp))
71 bp++;
73 /*
74 ** Remove trailing spaces
75 */
76 *dc = *bp;
77 for (dc = bp - 1; dc > cp && isspace(*dc); dc--);
78 *++dc = '\0';
80 bp++;
82 return cp;
83 }