Merge branch 'mdb.master' of ssh://git-master.openldap.org/~git/git/openldap

[openldap] / contrib / slapd-modules / passwd / sha2 / slapd-sha2.c

diff --git a/contrib/slapd-modules/passwd/sha2/slapd-sha2.c b/contrib/slapd-modules/passwd/sha2/slapd-sha2.c
index 4c5e4f696f4688e4d3e87551cb3cb05b773a41e3..344e4b610eba20c2f0c022d65ecc02831d81fc37 100644 (file)
--- a/contrib/slapd-modules/passwd/sha2/slapd-sha2.c
+++ b/contrib/slapd-modules/passwd/sha2/slapd-sha2.c
@@ -1,11 +1,31 @@
 /* $OpenLDAP$ */
+/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
+ *
+ * Copyright 2009-2011 The OpenLDAP Foundation.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted only as authorized by the OpenLDAP
+ * Public License.
+ *
+ * A copy of this license is available in the file LICENSE in the
+ * top-level directory of the distribution or, alternatively, at
+ * <http://www.OpenLDAP.org/license.html>.
+ */
+/* ACKNOWLEDGEMENT:
+ * This work was initially developed by Jeff Turner for inclusion
+ * in OpenLDAP Software.
+ *
+ * Hash methods for passwords generation added by Cédric Delfosse.
+ */
+
 #include <lber.h>
-#include <lber_pvt.h> // Required for BER_BVC
-#include <ac/string.h> // Required for BER_BVC dep
+#include <lber_pvt.h>
+#include <ac/string.h>
 #include "lutil.h"
 #include <stdint.h>
-#include <string.h>    /* memcpy()/memset() or bcopy()/bzero() */
-#include <assert.h>    /* assert() */
+#include <string.h>
+#include <assert.h>
 #include "sha2.h"
 
 #ifdef SLAPD_SHA2_DEBUG
@@ -76,6 +96,69 @@ char * sha512_hex_hash(const char * passwd) {
        return real_hash;
 }
 
+static int hash_sha256(
+       const struct berval *scheme,
+       const struct berval *passwd,
+       struct berval *hash,
+       const char **text )
+{
+       SHA256_CTX ct;
+       unsigned char hash256[SHA256_DIGEST_LENGTH];
+
+       SHA256_Init(&ct);
+       SHA256_Update(&ct, (const uint8_t*)passwd->bv_val, passwd->bv_len);
+       SHA256_Final(hash256, &ct);
+
+       struct berval digest;
+       digest.bv_val = (char *) hash256;
+       digest.bv_len = sizeof(hash256);
+
+       return lutil_passwd_string64(scheme, &digest, hash, NULL);
+}
+
+static int hash_sha384(
+       const struct berval *scheme,
+       const struct berval *passwd,
+       struct berval *hash,
+       const char **text )
+{
+       SHA384_CTX ct;
+       unsigned char hash384[SHA384_DIGEST_LENGTH];
+
+#ifdef SLAPD_SHA2_DEBUG
+       fprintf(stderr, "hashing password\n");
+#endif
+       SHA384_Init(&ct);
+       SHA384_Update(&ct, (const uint8_t*)passwd->bv_val, passwd->bv_len);
+       SHA384_Final(hash384, &ct);
+
+       struct berval digest;
+       digest.bv_val = (char *) hash384;
+       digest.bv_len = sizeof(hash384);
+
+       return lutil_passwd_string64(scheme, &digest, hash, NULL);
+}
+
+static int hash_sha512(
+       const struct berval *scheme,
+       const struct berval *passwd,
+       struct berval *hash,
+       const char **text )
+{
+       SHA512_CTX ct;
+       unsigned char hash512[SHA512_DIGEST_LENGTH];
+
+       SHA512_Init(&ct);
+       SHA512_Update(&ct, (const uint8_t*)passwd->bv_val, passwd->bv_len);
+       SHA512_Final(hash512, &ct);
+
+       struct berval digest;
+       digest.bv_val = (char *) hash512;
+       digest.bv_len = sizeof(hash512);
+
+       return lutil_passwd_string64(scheme, &digest, hash, NULL);
+}
+
 static int chk_sha256(
        const struct berval *scheme, // Scheme of hashed reference password
        const struct berval *passwd, // Hashed reference password to check against
@@ -132,10 +215,10 @@ const struct berval sha512scheme = BER_BVC("{SHA512}");
 
 int init_module(int argc, char *argv[]) {
        int result = 0;
-       result = lutil_passwd_add( (struct berval *)&sha256scheme, chk_sha256, NULL );
+       result = lutil_passwd_add( (struct berval *)&sha256scheme, chk_sha256, hash_sha256 );
        if (result != 0) return result;
-       result = lutil_passwd_add( (struct berval *)&sha384scheme, chk_sha384, NULL );
+       result = lutil_passwd_add( (struct berval *)&sha384scheme, chk_sha384, hash_sha384 );
        if (result != 0) return result;
-       result = lutil_passwd_add( (struct berval *)&sha512scheme, chk_sha512, NULL );
+       result = lutil_passwd_add( (struct berval *)&sha512scheme, chk_sha512, hash_sha512 );
        return result;
 }