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-rw-r--r--libcrypt/crypt.c18
1 files changed, 11 insertions, 7 deletions
diff --git a/libcrypt/crypt.c b/libcrypt/crypt.c
index f79c9fe8b..10061a073 100644
--- a/libcrypt/crypt.c
+++ b/libcrypt/crypt.c
@@ -14,17 +14,21 @@ char *crypt(const char *key, const char *salt)
const unsigned char *ukey = (const unsigned char *)key;
const unsigned char *usalt = (const unsigned char *)salt;
- if (salt[0] == '$' && salt[2] == '$') {
- if (*++salt == '1')
- return __md5_crypt(ukey, usalt);
+ if (salt[0] == '$') {
+ if (salt[1] && salt[2] == '$') { /* no blowfish '2X' here ATM */
+ if (*++salt == '1')
+ return __md5_crypt(ukey, usalt);
#ifdef __UCLIBC_HAS_SHA256_CRYPT_IMPL__
- else if (*salt == '5')
- return __sha256_crypt(ukey, usalt);
+ else if (*salt == '5')
+ return __sha256_crypt(ukey, usalt);
#endif
#ifdef __UCLIBC_HAS_SHA512_CRYPT_IMPL__
- else if (*salt == '6')
- return __sha512_crypt(ukey, usalt);
+ else if (*salt == '6')
+ return __sha512_crypt(ukey, usalt);
#endif
+ }
+ /* __set_errno(EINVAL);*/ /* ENOSYS might be misleading */
+ return NULL;
}
return __des_crypt(ukey, usalt);
}