code for readine krb4 dump files

git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@8403 ec53bebd-3082-4978-b11e-865c3cabbd6b
2000-06-19 15:46:02 +00:00
parent 30b66a841e
commit 66b8f6d607
1 changed files with 133 additions and 0 deletions
--- a/kdc/v4_dump.c
+++ b/kdc/v4_dump.c
@@ -0,0 +1,133 @@
+/*
+ * Copyright (c) 2000 Kungliga Tekniska H<>gskolan
+ * (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 "hprop.h"
+
+RCSID("$Id$");
+
+static time_t
+time_parse(const char *cp)
+{
+    char wbuf[5];
+    struct tm tp;
+    int local;
+
+    memset(&tp, 0, sizeof(tp));	/* clear out the struct */
+    
+    /* new format is YYYYMMDDHHMM UTC,
+       old format is YYMMDDHHMM local time */
+    if (strlen(cp) > 10) {		/* new format */
+	strlcpy(wbuf, cp, sizeof(wbuf));
+	tp.tm_year = atoi(wbuf) - 1900;
+	cp += 4;
+	local = 0;
+    } else {
+	wbuf[0] = *cp++;
+	wbuf[1] = *cp++;
+	wbuf[2] = '\0';
+	tp.tm_year = atoi(wbuf);
+	if(tp.tm_year < 38)
+	    tp.tm_year += 100;
+	local = 1;
+    }
+
+    wbuf[0] = *cp++;
+    wbuf[1] = *cp++;
+    wbuf[2] = 0;
+    tp.tm_mon = atoi(wbuf) - 1;
+
+    wbuf[0] = *cp++;
+    wbuf[1] = *cp++;
+    tp.tm_mday = atoi(wbuf);
+    
+    wbuf[0] = *cp++;
+    wbuf[1] = *cp++;
+    tp.tm_hour = atoi(wbuf);
+    
+    wbuf[0] = *cp++;
+    wbuf[1] = *cp++;
+    tp.tm_min = atoi(wbuf);
+    
+    return(tm2time(tp, local));
+}
+
+int
+v4_prop_dump(void *arg, const char *file)
+{
+    char buf [1024];
+    FILE *f;
+    int lineno = 0;
+
+    f = fopen(file, "r");
+    if(f == NULL)
+	return errno;
+    
+    while(fgets(buf, sizeof(buf), f)) {
+	int ret;
+	unsigned long key[2]; /* yes, long */
+	int life, kkvno, kvno;
+	char exp_date[64], mod_date[64];
+	Principal pr;
+    
+	memset(&pr, 0, sizeof(pr));
+	errno = 0;
+	lineno++;
+	ret = sscanf(buf, "%s %s %d %d %d %hd %lx %lx %s %s %s %s",
+		     pr.name, pr.instance,
+		     &life, &kkvno, &kvno,
+		     &pr.attributes,
+		     &key[0], &key[1],
+		     exp_date, mod_date,
+		     pr.mod_name, pr.mod_instance);
+	if(ret != 12){
+	    warnx("Line %d malformed (ignored)", lineno);
+	    continue;
+	}
+	pr.key_low = ntohl (key[0]);
+	pr.key_high = ntohl (key[1]);
+	pr.max_life = life;
+	pr.kdc_key_ver = kkvno;
+	pr.key_version = kvno;
+	pr.exp_date = time_parse(exp_date);
+	pr.mod_date = time_parse(mod_date);
+	if (pr.instance[0] == '*')
+	    pr.instance[0] = '\0';
+	if (pr.mod_name[0] == '*')
+	    pr.mod_name[0] = '\0';
+	if (pr.mod_instance[0] == '*')
+	    pr.mod_instance[0] = '\0';
+	v4_prop(arg, &pr);
+	memset(&pr, 0, sizeof(pr));
+    }
+    return 0;
+}