Commit | Line | Data |
---|---|---|
d9898ee8 | 1 | /* |
8d138742 | 2 | ** Copyright 2001-2008 Double Precision, Inc. See COPYING for |
d9898ee8 | 3 | ** distribution information. |
4 | */ | |
5 | ||
6 | #if HAVE_CONFIG_H | |
7 | #include "courier_auth_config.h" | |
8 | #endif | |
8d138742 | 9 | #include "courierauthsasl.h" |
d9898ee8 | 10 | #include <string.h> |
8d138742 | 11 | #include <stdlib.h> |
d9898ee8 | 12 | #if HAVE_UNISTD_H |
13 | #include <unistd.h> | |
14 | #endif | |
15 | #include "sha1/sha1.h" | |
16 | #include "auth.h" | |
17 | ||
8d138742 | 18 | static const char rcsid[]="$Id: checkpasswordsha1.c,v 1.7 2008/12/25 14:52:38 mrsam Exp $"; |
d9898ee8 | 19 | |
20 | int authcheckpasswordsha1(const char *password, const char *encrypted_password) | |
21 | { | |
22 | if (strncasecmp(encrypted_password, "{SHA}", 5) == 0) | |
23 | { | |
24 | return (strcmp(encrypted_password+5, sha1_hash(password))); | |
25 | } | |
26 | if (strncasecmp(encrypted_password, "{SHA256}", 8) == 0) | |
27 | { | |
28 | return (strcmp(encrypted_password+8, sha256_hash(password))); | |
29 | } | |
8d138742 CE |
30 | if (strncasecmp(encrypted_password, "{SHA512}", 8) == 0) |
31 | { | |
32 | return (strcmp(encrypted_password+8, sha512_hash(password))); | |
33 | } | |
34 | if (strncasecmp(encrypted_password, "{SSHA}", 6) == 0) | |
35 | { | |
36 | char *code = NULL; | |
37 | int i; | |
38 | SSHA_RAND rand; | |
39 | ||
40 | code = strdup(encrypted_password+6); | |
41 | ||
42 | if(code == NULL) | |
43 | { | |
44 | return (-1); | |
45 | } | |
46 | ||
47 | i = authsasl_frombase64(code); | |
48 | ||
49 | if(i == -1 || i < sizeof(SSHA_RAND)) | |
50 | { | |
51 | free(code); | |
52 | return (-1); | |
53 | } | |
54 | ||
55 | memcpy((char *)rand, code+i-sizeof(SSHA_RAND), | |
56 | sizeof(SSHA_RAND)); | |
57 | ||
58 | i=strcmp(encrypted_password+6, ssha_hash(password, rand)); | |
59 | ||
60 | free(code); | |
61 | return i; | |
62 | ||
63 | } | |
d9898ee8 | 64 | return (-1); |
65 | } |