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author | cvs2svn <admin@example.com> | 2025-04-14 17:32:06 +0000 |
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committer | cvs2svn <admin@example.com> | 2025-04-14 17:32:06 +0000 |
commit | eb8dd9dca1228af0cd132f515509051ecfabf6f6 (patch) | |
tree | edb6da6af7e865d488dc1a29309f1e1ec226e603 /src/lib/libc/crypt/cryptutil.c | |
parent | 247f0352e0ed72a4f476db9dc91f4d982bc83eb2 (diff) | |
download | openbsd-eb8dd9dca1228af0cd132f515509051ecfabf6f6.tar.gz openbsd-eb8dd9dca1228af0cd132f515509051ecfabf6f6.tar.bz2 openbsd-eb8dd9dca1228af0cd132f515509051ecfabf6f6.zip |
This commit was manufactured by cvs2git to create tag 'tb_20250414'.tb_20250414
Diffstat (limited to 'src/lib/libc/crypt/cryptutil.c')
-rw-r--r-- | src/lib/libc/crypt/cryptutil.c | 97 |
1 files changed, 0 insertions, 97 deletions
diff --git a/src/lib/libc/crypt/cryptutil.c b/src/lib/libc/crypt/cryptutil.c deleted file mode 100644 index f5fdb29589..0000000000 --- a/src/lib/libc/crypt/cryptutil.c +++ /dev/null | |||
@@ -1,97 +0,0 @@ | |||
1 | /* $OpenBSD: cryptutil.c,v 1.13 2024/01/22 19:26:55 deraadt Exp $ */ | ||
2 | /* | ||
3 | * Copyright (c) 2014 Ted Unangst <tedu@openbsd.org> | ||
4 | * | ||
5 | * Permission to use, copy, modify, and distribute this software for any | ||
6 | * purpose with or without fee is hereby granted, provided that the above | ||
7 | * copyright notice and this permission notice appear in all copies. | ||
8 | * | ||
9 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES | ||
10 | * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF | ||
11 | * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR | ||
12 | * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES | ||
13 | * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN | ||
14 | * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF | ||
15 | * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. | ||
16 | */ | ||
17 | #include <stdlib.h> | ||
18 | #include <unistd.h> | ||
19 | #include <string.h> | ||
20 | #include <pwd.h> | ||
21 | #include <login_cap.h> | ||
22 | #include <errno.h> | ||
23 | |||
24 | int | ||
25 | crypt_checkpass(const char *pass, const char *goodhash) | ||
26 | { | ||
27 | char dummy[_PASSWORD_LEN]; | ||
28 | |||
29 | if (goodhash == NULL) { | ||
30 | /* fake it */ | ||
31 | goto fake; | ||
32 | } | ||
33 | |||
34 | /* empty password */ | ||
35 | if (strlen(goodhash) == 0 && strlen(pass) == 0) | ||
36 | return 0; | ||
37 | |||
38 | if (goodhash[0] == '$' && goodhash[1] == '2') { | ||
39 | if (bcrypt_checkpass(pass, goodhash)) | ||
40 | goto fail; | ||
41 | return 0; | ||
42 | } | ||
43 | |||
44 | /* unsupported. fake it. */ | ||
45 | fake: | ||
46 | bcrypt_newhash(pass, 8, dummy, sizeof(dummy)); | ||
47 | fail: | ||
48 | errno = EACCES; | ||
49 | return -1; | ||
50 | } | ||
51 | DEF_WEAK(crypt_checkpass); | ||
52 | |||
53 | int | ||
54 | crypt_newhash(const char *pass, const char *pref, char *hash, size_t hashlen) | ||
55 | { | ||
56 | int rv = -1; | ||
57 | const char *defaultpref = "bcrypt,8"; | ||
58 | const char *errstr; | ||
59 | const char *choices[] = { "blowfish", "bcrypt" }; | ||
60 | size_t maxchoice = sizeof(choices) / sizeof(choices[0]); | ||
61 | int i; | ||
62 | int rounds; | ||
63 | |||
64 | if (pref == NULL) | ||
65 | pref = defaultpref; | ||
66 | |||
67 | for (i = 0; i < maxchoice; i++) { | ||
68 | const char *choice = choices[i]; | ||
69 | size_t len = strlen(choice); | ||
70 | if (strcmp(pref, choice) == 0) { | ||
71 | rounds = _bcrypt_autorounds(); | ||
72 | break; | ||
73 | } else if (strncmp(pref, choice, len) == 0 && | ||
74 | pref[len] == ',') { | ||
75 | if (strcmp(pref + len + 1, "a") == 0) { | ||
76 | rounds = _bcrypt_autorounds(); | ||
77 | } else { | ||
78 | rounds = strtonum(pref + len + 1, 4, 31, &errstr); | ||
79 | if (errstr) { | ||
80 | errno = EINVAL; | ||
81 | goto err; | ||
82 | } | ||
83 | } | ||
84 | break; | ||
85 | } | ||
86 | } | ||
87 | if (i == maxchoice) { | ||
88 | errno = EINVAL; | ||
89 | goto err; | ||
90 | } | ||
91 | |||
92 | rv = bcrypt_newhash(pass, rounds, hash, hashlen); | ||
93 | |||
94 | err: | ||
95 | return rv; | ||
96 | } | ||
97 | DEF_WEAK(crypt_newhash); | ||