1 files changed, 126 insertions, 0 deletions
diff --git a/crypto/heimdal/appl/kauth/marshall.c b/crypto/heimdal/appl/kauth/marshall.c
new file mode 100644
index 0000000..e37b8c9
--- /dev/null
+++ b/crypto/heimdal/appl/kauth/marshall.c
@@ -0,0 +1,126 @@
+/*
+ * Copyright (c) 1995, 1996, 1997 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 "kauth.h"
+
+RCSID("$Id: marshall.c,v 1.10 1999/12/02 16:58:31 joda Exp $");
+
+int
+pack_args (char *buf,
+	   size_t sz,
+	   krb_principal *pr,
+	   int lifetime,
+	   const char *locuser,
+	   const char *tktfile)
+{
+    char *p = buf;
+    int len;
+
+    p = buf;
+
+    len = strlen(pr->name);
+    if (len >= sz)
+	return -1;
+    memcpy (p, pr->name, len + 1);
+    p += len + 1;
+    sz -= len + 1;
+
+    len = strlen(pr->instance);
+    if (len >= sz)
+	return -1;
+    memcpy (p, pr->instance, len + 1);
+    p += len + 1;
+    sz -= len + 1;
+
+    len = strlen(pr->realm);
+    if (len >= sz)
+	return -1;
+    memcpy(p, pr->realm, len + 1);
+    p += len + 1;
+    sz -= len + 1;
+
+    if (sz < 1)
+	return -1;
+    *p++ = (unsigned char)lifetime;
+
+    len = strlen(locuser);
+    if (len >= sz)
+	return -1;
+    memcpy (p, locuser, len + 1);
+    p += len + 1;
+    sz -= len + 1;
+
+    len = strlen(tktfile);
+    if (len >= sz)
+	return -1;
+    memcpy (p, tktfile, len + 1);
+    p += len + 1;
+    sz -= len + 1;
+
+    return p - buf;
+}
+
+int
+unpack_args (const char *buf, krb_principal *pr, int *lifetime,
+	     char *locuser, char *tktfile)
+{
+    int len;
+
+    len = strlen(buf);
+    if (len >= SNAME_SZ)
+	return -1;
+    strlcpy (pr->name, buf, ANAME_SZ);
+    buf += len + 1;
+    len = strlen (buf);
+    if (len >= INST_SZ)
+	return -1;
+    strlcpy (pr->instance, buf, INST_SZ);
+    buf += len + 1;
+    len = strlen (buf);
+    if (len >= REALM_SZ)
+	return -1;
+    strlcpy (pr->realm, buf, REALM_SZ);
+    buf += len + 1;
+    *lifetime = (unsigned char)*buf++;
+    len = strlen(buf);
+    if (len >= SNAME_SZ)
+	return -1;
+    strlcpy (locuser, buf, SNAME_SZ);
+    buf += len + 1;
+    len = strlen(buf);
+    if (len >= MaxPathLen)
+	return -1;
+    strlcpy (tktfile, buf, MaxPathLen);
+    buf += len + 1;
+    return 0;
+}