Adding upstream version 2:4.20.0+dfsg.upstream/2%4.20.0+dfsg

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 133 insertions, 0 deletions

diff --git a/third_party/heimdal/kcm/renew.c b/third_party/heimdal/kcm/renew.c
new file mode 100644
index 0000000..7b31965
--- /dev/null
+++ b/third_party/heimdal/kcm/renew.c
@@ -0,0 +1,133 @@
+/*
+ * Copyright (c) 2005, PADL Software Pty Ltd.
+ * 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 PADL Software 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 PADL SOFTWARE 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 PADL SOFTWARE 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 "kcm_locl.h"
+
+RCSID("$Id$");
+
+krb5_error_code
+kcm_ccache_refresh(krb5_context context,
+		   kcm_ccache ccache,
+		   krb5_creds **credp)
+{
+    krb5_error_code ret;
+    krb5_creds in, *out;
+    krb5_kdc_flags flags;
+    krb5_const_realm realm;
+    krb5_ccache_data ccdata;
+    const char *estr;
+
+    memset(&in, 0, sizeof(in));
+
+    KCM_ASSERT_VALID(ccache);
+
+    if (ccache->client == NULL) {
+	/* no primary principal */
+	kcm_log(0, "Refresh credentials requested but no client principal");
+	return KRB5_CC_NOTFOUND;
+    }
+
+    HEIMDAL_MUTEX_lock(&ccache->mutex);
+
+    /* Fake up an internal ccache */
+    kcm_internal_ccache(context, ccache, &ccdata);
+
+    /* Find principal */
+    in.client = ccache->client;
+
+    if (ccache->server != NULL) {
+	ret = krb5_copy_principal(context, ccache->server, &in.server);
+	if (ret) {
+	    estr = krb5_get_error_message(context, ret);
+	    kcm_log(0, "Failed to copy service principal: %s",
+		    estr);
+	    krb5_free_error_message(context, estr);
+	    goto out;
+	}
+    } else {
+	realm = krb5_principal_get_realm(context, in.client);
+	ret = krb5_make_principal(context, &in.server, realm,
+				  KRB5_TGS_NAME, realm, NULL);
+	if (ret) {
+	    estr = krb5_get_error_message(context, ret);
+	    kcm_log(0, "Failed to make TGS principal for realm %s: %s",
+		    realm, estr);
+	    krb5_free_error_message(context, estr);
+	    goto out;
+	}
+    }
+
+    if (ccache->tkt_life)
+	in.times.endtime = time(NULL) + ccache->tkt_life;
+    if (ccache->renew_life)
+	in.times.renew_till = time(NULL) + ccache->renew_life;
+
+    flags.i = 0;
+    flags.b.renewable = TRUE;
+    flags.b.renew = TRUE;
+
+    ret = krb5_get_kdc_cred(context,
+			    &ccdata,
+			    flags,
+			    NULL,
+			    NULL,
+			    &in,
+			    &out);
+    if (ret) {
+	estr = krb5_get_error_message(context, ret);
+	kcm_log(0, "Failed to renew credentials for cache %s: %s",
+		ccache->name, estr);
+	krb5_free_error_message(context, estr);
+	goto out;
+    }
+
+    /* Swap them in */
+    kcm_ccache_remove_creds_internal(context, ccache);
+
+    ret = kcm_ccache_store_cred_internal(context, ccache, out, 0, credp);
+    if (ret) {
+	estr = krb5_get_error_message(context, ret);
+	kcm_log(0, "Failed to store credentials for cache %s: %s",
+		ccache->name, estr);
+	krb5_free_error_message(context, estr);
+	krb5_free_creds(context, out);
+	goto out;
+    }
+
+    free(out); /* but not contents */
+
+out:
+    HEIMDAL_MUTEX_unlock(&ccache->mutex);
+
+    return ret;
+}
+