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authorDamien Miller <djm@mindrot.org>1999-12-07 17:00:20 +1100
committerDamien Miller <djm@mindrot.org>1999-12-07 17:00:20 +1100
commitdc88b4d37b4fd980674e781d3523d9f52c268cec (patch)
tree4d9bd31880f8b0abba515caa756a19811f4e629d
parentf5d69a521fd07310b847092e3aad9e8602421a55 (diff)
Vicarious (sp?) changes to try to fix -k option
-rw-r--r--atomicio.c3
-rw-r--r--fingerprint.c75
-rw-r--r--fingerprint.h35
3 files changed, 112 insertions, 1 deletions
diff --git a/atomicio.c b/atomicio.c
index 85e67d9a..0c776812 100644
--- a/atomicio.c
+++ b/atomicio.c
@@ -23,8 +23,9 @@
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
+
#include "includes.h"
-RCSID("$Id: atomicio.c,v 1.3 1999/12/07 05:45:20 damien Exp $");
+RCSID("$Id: atomicio.c,v 1.4 1999/12/07 06:00:20 damien Exp $");
#include "xmalloc.h"
#include "ssh.h"
diff --git a/fingerprint.c b/fingerprint.c
new file mode 100644
index 00000000..6fdbd911
--- /dev/null
+++ b/fingerprint.c
@@ -0,0 +1,75 @@
+/*
+ * Copyright (c) 1999 Markus Friedl. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ * This product includes software developed by Markus Friedl.
+ * 4. The name of the author may not be used to endorse or promote products
+ * derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include "includes.h"
+RCSID("$Id: fingerprint.c,v 1.4 1999/11/24 16:15:25 markus Exp $");
+
+
+#include "ssh.h"
+#include "xmalloc.h"
+#ifdef HAVE_OPENSSL
+#include <openssl/md5.h>
+#endif
+#ifdef HAVE_SSL
+#include <ssl/md5.h>
+#endif
+
+#define FPRINT "%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x"
+
+/*
+ * Generate key fingerprint in ascii format.
+ * Based on ideas and code from Bjoern Groenvall <bg@sics.se>
+ */
+char *
+fingerprint(BIGNUM *e, BIGNUM *n)
+{
+ static char retval[80];
+ MD5_CTX md;
+ unsigned char d[16];
+ char *buf;
+ int nlen, elen;
+
+ nlen = BN_num_bytes(n);
+ elen = BN_num_bytes(e);
+
+ buf = xmalloc(nlen + elen);
+
+ BN_bn2bin(n, buf);
+ BN_bn2bin(e, buf + nlen);
+
+ MD5_Init(&md);
+ MD5_Update(&md, buf, nlen + elen);
+ MD5_Final(d, &md);
+ snprintf(retval, sizeof(retval), FPRINT,
+ d[0], d[1], d[2], d[3], d[4], d[5], d[6], d[7],
+ d[8], d[9], d[10], d[11], d[12], d[13], d[14], d[15]);
+ memset(buf, 0, nlen + elen);
+ xfree(buf);
+ return retval;
+}
diff --git a/fingerprint.h b/fingerprint.h
new file mode 100644
index 00000000..4c7f29ce
--- /dev/null
+++ b/fingerprint.h
@@ -0,0 +1,35 @@
+/*
+ * Copyright (c) 1999 Markus Friedl. 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. All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ * This product includes software developed by Markus Friedl.
+ * 4. The name of the author may not be used to endorse or promote products
+ * derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
+ */
+/* RCSID("$Id: fingerprint.h,v 1.3 1999/11/24 16:15:25 markus Exp $"); */
+
+#ifndef FINGERPRINT_H
+#define FINGERPRINT_H
+
+char *fingerprint(BIGNUM * e, BIGNUM * n);
+#endif