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-rw-r--r--source3/libsmb/clikrb5.c122
1 files changed, 122 insertions, 0 deletions
diff --git a/source3/libsmb/clikrb5.c b/source3/libsmb/clikrb5.c
index 2047efd704..203d9d874b 100644
--- a/source3/libsmb/clikrb5.c
+++ b/source3/libsmb/clikrb5.c
@@ -70,6 +70,128 @@
__ERROR__XX__UNKNOWN_ADDRTYPE
#endif
+#if defined(HAVE_KRB5_PRINCIPAL2SALT) && defined(HAVE_KRB5_USE_ENCTYPE) && defined(HAVE_KRB5_STRING_TO_KEY)
+ int create_kerberos_key_from_string(krb5_context context,
+ krb5_principal host_princ,
+ krb5_data *password,
+ krb5_keyblock *key)
+{
+ int ret;
+ krb5_data salt;
+ krb5_encrypt_block eblock;
+
+ ret = krb5_principal2salt(context, host_princ, &salt);
+ if (ret) {
+ DEBUG(1,("krb5_principal2salt failed (%s)\n", error_message(ret)));
+ return ret;
+ }
+ krb5_use_enctype(context, &eblock, ENCTYPE_DES_CBC_MD5);
+ return krb5_string_to_key(context, &eblock, key, password, &salt);
+}
+#elif defined(HAVE_KRB5_GET_PW_SALT) && defined(HAVE_KRB5_STRING_TO_KEY_SALT)
+ int create_kerberos_key_from_string(krb5_context context,
+ krb5_principal host_princ,
+ krb5_data *password,
+ krb5_keyblock *key)
+{
+ int ret;
+ krb5_salt salt;
+
+ ret = krb5_get_pw_salt(context, host_princ, &salt);
+ if (ret) {
+ DEBUG(1,("krb5_get_pw_salt failed (%s)\n", error_message(ret)));
+ return ret;
+ }
+ return krb5_string_to_key_salt(context, ENCTYPE_DES_CBC_MD5, password->data,
+ salt, key);
+}
+#else
+ __ERROR_XX_UNKNOWN_CREATE_KEY_FUNCTIONS
+#endif
+
+#if defined(HAVE_KRB5_AUTH_CON_SETKEY) && !defined(HAVE_KRB5_AUTH_CON_SETUSERUSERKEY)
+ krb5_error_code krb5_auth_con_setuseruserkey(krb5_context context,
+ krb5_auth_context auth_context,
+ krb5_keyblock *keyblock)
+{
+ return krb5_auth_con_setkey(context, auth_context, keyblock);
+}
+#endif
+
+ void get_auth_data_from_tkt(DATA_BLOB *auth_data, krb5_ticket *tkt)
+{
+#if defined(HAVE_KRB5_TKT_ENC_PART2)
+ if (tkt->enc_part2)
+ *auth_data = data_blob(tkt->enc_part2->authorization_data[0]->contents,
+ tkt->enc_part2->authorization_data[0]->length);
+#else
+ if (tkt->ticket.authorization_data && tkt->ticket.authorization_data->len)
+ *auth_data = data_blob(tkt->ticket.authorization_data->val->ad_data.data,
+ tkt->ticket.authorization_data->val->ad_data.length);
+#endif
+}
+
+ krb5_const_principal get_principal_from_tkt(krb5_ticket *tkt)
+{
+#if defined(HAVE_KRB5_TKT_ENC_PART2)
+ return tkt->enc_part2->client;
+#else
+ return tkt->client;
+#endif
+}
+
+#if !defined(HAVE_KRB5_LOCATE_KDC)
+ krb5_error_code krb5_locate_kdc(krb5_context ctx, const krb5_data *realm, struct sockaddr **addr_pp, int *naddrs, int get_masters)
+{
+ krb5_krbhst_handle hnd;
+ krb5_krbhst_info *hinfo;
+ krb5_error_code rc;
+ int num_kdcs, i;
+ struct sockaddr *sa;
+
+ *addr_pp = NULL;
+ *naddrs = 0;
+
+ rc = krb5_krbhst_init(ctx, realm->data, KRB5_KRBHST_KDC, &hnd);
+ if (rc) {
+ DEBUG(0, ("krb5_locate_kdc: krb5_krbhst_init failed (%s)\n", error_message(rc)));
+ return rc;
+ }
+
+ for ( num_kdcs = 0; (rc = krb5_krbhst_next(ctx, hnd, &hinfo) == 0); num_kdcs++)
+ ;
+
+ krb5_krbhst_reset(ctx, hnd);
+
+ if (!num_kdcs) {
+ DEBUG(0, ("krb5_locate_kdc: zero kdcs found !\n"));
+ krb5_krbhst_free(ctx, hnd);
+ return -1;
+ }
+
+ sa = malloc( sizeof(struct sockaddr) * num_kdcs );
+ if (!sa) {
+ DEBUG(0, ("krb5_locate_kdc: malloc failed\n"));
+ krb5_krbhst_free(ctx, hnd);
+ naddrs = 0;
+ return -1;
+ }
+
+ memset(*addr_pp, '\0', sizeof(struct sockaddr) * num_kdcs );
+
+ for (i = 0; i < num_kdcs && (rc = krb5_krbhst_next(ctx, hnd, &hinfo) == 0); i++) {
+ if (hinfo->ai->ai_family == AF_INET)
+ memcpy(&sa[i], hinfo->ai->ai_addr, sizeof(struct sockaddr));
+ }
+
+ krb5_krbhst_free(ctx, hnd);
+
+ *naddrs = num_kdcs;
+ *addr_pp = sa;
+ return 0;
+}
+#endif
+
/*
we can't use krb5_mk_req because w2k wants the service to be in a particular format
*/