1 files changed, 0 insertions, 475 deletions

diff --git a/crypto/heimdal/lib/hdb/mkey.c b/crypto/heimdal/lib/hdb/mkey.c
deleted file mode 100644
index 2c853334f398..000000000000
--- a/crypto/heimdal/lib/hdb/mkey.c
+++ /dev/null
@@ -1,475 +0,0 @@
-/*
- * Copyright (c) 2000 - 2001 Kungliga Tekniska Högskolan
- * (Royal Institute of Technology, Stockholm, Sweden). 
- * All rights reserved. 
- *
- * Redistribution and use in source and binary forms, with or without 
- * modification, are permitted provided that the following conditions 
- * are met: 
- *
- * 1. Redistributions of source code must retain the above copyright 
- *    notice, this list of conditions and the following disclaimer. 
- *
- * 2. Redistributions in binary form must reproduce the above copyright 
- *    notice, this list of conditions and the following disclaimer in the 
- *    documentation and/or other materials provided with the distribution. 
- *
- * 3. Neither the name of the Institute nor the names of its contributors 
- *    may be used to endorse or promote products derived from this software 
- *    without specific prior written permission. 
- *
- * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND 
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 
- * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE 
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 
- * SUCH DAMAGE. 
- */
-
-#include "hdb_locl.h"
-#ifndef O_BINARY
-#define O_BINARY 0
-#endif
-
-RCSID("$Id: mkey.c,v 1.8 2001/01/30 01:20:57 assar Exp $");
-
-struct hdb_master_key_data {
-    krb5_keytab_entry keytab;
-    krb5_crypto crypto;
-    struct hdb_master_key_data *next;
-};
-
-void
-hdb_free_master_key(krb5_context context, hdb_master_key mkey)
-{
-    struct hdb_master_key_data *ptr;
-    while(mkey) {
-	krb5_kt_free_entry(context, &mkey->keytab);
-	krb5_crypto_destroy(context, mkey->crypto);
-	ptr = mkey;
-	mkey = mkey->next;
-	free(ptr);
-    }
-}
-
-krb5_error_code
-hdb_process_master_key(krb5_context context,
-		       int kvno, krb5_keyblock *key, krb5_enctype etype,
-		       hdb_master_key *mkey)
-{
-    krb5_error_code ret;
-    *mkey = calloc(1, sizeof(**mkey));
-    if(*mkey == NULL)
-	return ENOMEM;
-    (*mkey)->keytab.vno = kvno;
-    ret = krb5_parse_name(context, "K/M", &(*mkey)->keytab.principal);
-    ret = krb5_copy_keyblock_contents(context, key, &(*mkey)->keytab.keyblock);
-    if(ret) {
-	free(*mkey);
-	*mkey = NULL;
-	return ret;
-    }
-    if(etype != 0)
-	(*mkey)->keytab.keyblock.keytype = etype;
-    (*mkey)->keytab.timestamp = time(NULL);
-    ret = krb5_crypto_init(context, key, etype, &(*mkey)->crypto);
-    if(ret) {
-	krb5_free_keyblock_contents(context, &(*mkey)->keytab.keyblock);
-	free(*mkey);
-	*mkey = NULL;
-    }
-    return ret;
-}
-
-krb5_error_code
-hdb_add_master_key(krb5_context context, krb5_keyblock *key,
-		   hdb_master_key *inout)
-{
-    int vno = 0;
-    hdb_master_key p;
-    krb5_error_code ret;
-
-    for(p = *inout; p; p = p->next)
-	vno = max(vno, p->keytab.vno);
-    vno++;
-    ret = hdb_process_master_key(context, vno, key, 0, &p);
-    if(ret)
-	return ret;
-    p->next = *inout;
-    *inout = p;
-    return 0;
-}
-
-static krb5_error_code
-read_master_keytab(krb5_context context, const char *filename, 
-		   hdb_master_key *mkey)
-{
-    krb5_error_code ret;
-    krb5_keytab id;
-    krb5_kt_cursor cursor;
-    krb5_keytab_entry entry;
-    hdb_master_key p;
-    
-    ret = krb5_kt_resolve(context, filename, &id);
-    if(ret)
-	return ret;
-
-    ret = krb5_kt_start_seq_get(context, id, &cursor);
-    if(ret)
-	goto out;
-    *mkey = NULL;
-    while(krb5_kt_next_entry(context, id, &entry, &cursor) == 0) {
-	p = calloc(1, sizeof(*p));
-	p->keytab = entry;
-	ret = krb5_crypto_init(context, &p->keytab.keyblock, 0, &p->crypto);
-	p->next = *mkey;
-	*mkey = p;
-    }
-    krb5_kt_end_seq_get(context, id, &cursor);
-  out:
-    krb5_kt_close(context, id);
-    return ret;
-}
-
-/* read a MIT master keyfile */
-static krb5_error_code
-read_master_mit(krb5_context context, const char *filename, 
-		hdb_master_key *mkey)
-{
-    int fd;
-    krb5_error_code ret;
-    krb5_storage *sp;
-    u_int16_t enctype;
-    krb5_keyblock key;
-	       
-    fd = open(filename, O_RDONLY | O_BINARY);
-    if(fd < 0)
-	return errno;
-    sp = krb5_storage_from_fd(fd);
-    if(sp == NULL) {
-	close(fd);
-	return errno;
-    }
-    krb5_storage_set_flags(sp, KRB5_STORAGE_HOST_BYTEORDER);
-#if 0
-    /* could possibly use ret_keyblock here, but do it with more
-       checks for now */
-    ret = krb5_ret_keyblock(sp, &key);
-#else
-    ret = krb5_ret_int16(sp, &enctype);
-    if((htons(enctype) & 0xff00) == 0x3000) {
-	ret = HEIM_ERR_BAD_MKEY;
-	goto out;
-    }
-    key.keytype = enctype;
-    ret = krb5_ret_data(sp, &key.keyvalue);
-    if(ret)
-	goto out;
-#endif
-    ret = hdb_process_master_key(context, 0, &key, 0, mkey);
-    krb5_free_keyblock_contents(context, &key);
-  out:
-    krb5_storage_free(sp);
-    close(fd);
-    return ret;
-}
-
-/* read an old master key file */
-static krb5_error_code
-read_master_encryptionkey(krb5_context context, const char *filename, 
-			  hdb_master_key *mkey)
-{
-    int fd;
-    krb5_keyblock key;
-    krb5_error_code ret;
-    unsigned char buf[256];
-    ssize_t len;
-	       
-    fd = open(filename, O_RDONLY | O_BINARY);
-    if(fd < 0)
-	return errno;
-    
-    len = read(fd, buf, sizeof(buf));
-    close(fd);
-    if(len < 0)
-	return errno;
-
-    ret = decode_EncryptionKey(buf, len, &key, &len);
-    memset(buf, 0, sizeof(buf));
-    if(ret)
-	return ret;
-
-    /* Originally, the keytype was just that, and later it got changed
-       to des-cbc-md5, but we always used des in cfb64 mode. This
-       should cover all cases, but will break if someone has hacked
-       this code to really use des-cbc-md5 -- but then that's not my
-       problem. */
-    if(key.keytype == KEYTYPE_DES || key.keytype == ETYPE_DES_CBC_MD5)
-	key.keytype = ETYPE_DES_CFB64_NONE;
-    
-    ret = hdb_process_master_key(context, 0, &key, 0, mkey);
-    krb5_free_keyblock_contents(context, &key);
-    return ret;
-}
-
-/* read a krb4 /.k style file */
-static krb5_error_code
-read_master_krb4(krb5_context context, const char *filename, 
-		 hdb_master_key *mkey)
-{
-    int fd;
-    krb5_keyblock key;
-    krb5_error_code ret;
-    unsigned char buf[256];
-    ssize_t len;
-	       
-    fd = open(filename, O_RDONLY | O_BINARY);
-    if(fd < 0)
-	return errno;
-    
-    len = read(fd, buf, sizeof(buf));
-    close(fd);
-    if(len < 0)
-	return errno;
-
-    memset(&key, 0, sizeof(key));
-    key.keytype = ETYPE_DES_PCBC_NONE;
-    ret = krb5_data_copy(&key.keyvalue, buf, len);
-    memset(buf, 0, sizeof(buf));
-    if(ret) 
-	return ret;
-
-    ret = hdb_process_master_key(context, 0, &key, 0, mkey);
-    krb5_free_keyblock_contents(context, &key);
-    return ret;
-}
-
-krb5_error_code
-hdb_read_master_key(krb5_context context, const char *filename, 
-		    hdb_master_key *mkey)
-{
-    FILE *f;
-    unsigned char buf[16];
-    krb5_error_code ret;
-
-    off_t len;
-
-    *mkey = NULL;
-
-    if(filename == NULL)
-	filename = HDB_DB_DIR "/m-key";
-
-    f = fopen(filename, "r");
-    if(f == NULL)
-	return errno;
-    
-    if(fread(buf, 1, 2, f) != 2) {
-	fclose(f);
-	return HEIM_ERR_EOF;
-    }
-    
-    fseek(f, 0, SEEK_END);
-    len = ftell(f);
-
-    if(fclose(f) != 0)
-	return errno;
-    
-    if(len < 0)
-	return errno;
-    
-    if(len == 8) {
-	ret = read_master_krb4(context, filename, mkey);
-    } else if(buf[0] == 0x30 && len <= 127 && buf[1] == len - 2) {
-	ret = read_master_encryptionkey(context, filename, mkey);
-    } else if(buf[0] == 5 && buf[1] >= 1 && buf[1] <= 2) {
-	ret = read_master_keytab(context, filename, mkey);
-    } else {
-	ret = read_master_mit(context, filename, mkey);
-    }
-    return ret;
-}
-
-krb5_error_code
-hdb_write_master_key(krb5_context context, const char *filename, 
-		     hdb_master_key mkey)
-{
-    krb5_error_code ret;
-    hdb_master_key p;
-    krb5_keytab kt;
-
-    if(filename == NULL)
-	filename = HDB_DB_DIR "/m-key";
-
-    ret = krb5_kt_resolve(context, filename, &kt);
-    if(ret)
-	return ret;
-
-    for(p = mkey; p; p = p->next) {
-	ret = krb5_kt_add_entry(context, kt, &p->keytab);
-    }
-
-    krb5_kt_close(context, kt);
-
-    return ret;
-}
-
-static hdb_master_key
-find_master_key(Key *key, hdb_master_key mkey)
-{
-    hdb_master_key ret = NULL;
-    while(mkey) {
-	if(ret == NULL && mkey->keytab.vno == 0)
-	    ret = mkey;
-	if(key->mkvno == NULL) {
-	    if(ret == NULL || mkey->keytab.vno > ret->keytab.vno)
-		ret = mkey;
-	} else if(mkey->keytab.vno == *key->mkvno)
-	    return mkey;
-	mkey = mkey->next;
-    }
-    return ret;
-}
-
-krb5_error_code
-hdb_unseal_keys_mkey(krb5_context context, hdb_entry *ent, hdb_master_key mkey)
-{
-    int i;
-    krb5_error_code ret;
-    krb5_data res;
-    Key *k;
-
-    for(i = 0; i < ent->keys.len; i++){
-	hdb_master_key key;
-
-	k = &ent->keys.val[i];
-	if(k->mkvno == NULL)
-	    continue;
-
-	key = find_master_key(&ent->keys.val[i], mkey);
-
-	if (key == NULL)
-	    return HDB_ERR_NO_MKEY;
-
-	ret = krb5_decrypt(context, key->crypto, HDB_KU_MKEY,
-			   k->key.keyvalue.data,
-			   k->key.keyvalue.length,
-			   &res);
-	if (ret)
-	    return ret;
-
-	memset(k->key.keyvalue.data, 0, k->key.keyvalue.length);
-	free(k->key.keyvalue.data);
-	k->key.keyvalue = res;
-	free(k->mkvno);
-	k->mkvno = NULL;
-    }
-    return 0;
-}
-
-krb5_error_code
-hdb_unseal_keys(krb5_context context, HDB *db, hdb_entry *ent)
-{
-    if (db->master_key_set == 0)
-	return 0;
-    return hdb_unseal_keys_mkey(context, ent, db->master_key);
-}
-
-krb5_error_code
-hdb_seal_keys_mkey(krb5_context context, hdb_entry *ent, hdb_master_key mkey)
-{
-    int i;
-    krb5_error_code ret;
-    krb5_data res;
-    for(i = 0; i < ent->keys.len; i++){
-	Key *k = &ent->keys.val[i];
-	hdb_master_key key;
-
-	if(k->mkvno != NULL)
-	    continue;
-
-	key = find_master_key(k, mkey);
-
-	if (key == NULL)
-	    return HDB_ERR_NO_MKEY;
-
-	ret = krb5_encrypt(context, key->crypto, HDB_KU_MKEY,
-			   k->key.keyvalue.data,
-			   k->key.keyvalue.length,
-			   &res);
-	if (ret)
-	    return ret;
-
-	memset(k->key.keyvalue.data, 0, k->key.keyvalue.length);
-	free(k->key.keyvalue.data);
-	k->key.keyvalue = res;
-
-	k->mkvno = malloc(sizeof(*k->mkvno));
-	if (k->mkvno == NULL)
-	    return ENOMEM;
-	*k->mkvno = key->keytab.vno;
-    }
-    return 0;
-}
-
-krb5_error_code
-hdb_seal_keys(krb5_context context, HDB *db, hdb_entry *ent)
-{
-    if (db->master_key_set == 0)
-	return 0;
-    
-    return hdb_seal_keys_mkey(context, ent, db->master_key);
-}
-
-krb5_error_code
-hdb_set_master_key (krb5_context context,
-		    HDB *db,
-		    krb5_keyblock *key)
-{
-    krb5_error_code ret;
-    hdb_master_key mkey;
-
-    ret = hdb_process_master_key(context, 0, key, 0, &mkey);
-    if (ret)
-	return ret;
-    db->master_key = mkey;
-#if 0 /* XXX - why? */
-    des_set_random_generator_seed(key.keyvalue.data);
-#endif
-    db->master_key_set = 1;
-    return 0;
-}
-
-krb5_error_code
-hdb_set_master_keyfile (krb5_context context,
-			HDB *db,
-			const char *keyfile)
-{
-    hdb_master_key key;
-    krb5_error_code ret;
-
-    ret = hdb_read_master_key(context, keyfile, &key);
-    if (ret) {
-	if (ret != ENOENT)
-	    return ret;
-	return 0;
-    }
-    db->master_key = key;
-    db->master_key_set = 1;
-    return ret;
-}
-
-krb5_error_code
-hdb_clear_master_key (krb5_context context,
-		      HDB *db)
-{
-    if (db->master_key_set) {
-	hdb_free_master_key(context, db->master_key);
-	db->master_key_set = 0;
-    }
-    return 0;
-}