summaryrefslogtreecommitdiffstats
path: root/hash.h
diff options
context:
space:
mode:
Diffstat (limited to 'hash.h')
-rw-r--r--hash.h57
1 files changed, 57 insertions, 0 deletions
diff --git a/hash.h b/hash.h
new file mode 100644
index 0000000..39abf27
--- /dev/null
+++ b/hash.h
@@ -0,0 +1,57 @@
+/*
+ chronyd/chronyc - Programs for keeping computer clocks accurate.
+
+ **********************************************************************
+ * Copyright (C) Miroslav Lichvar 2012
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ **********************************************************************
+
+ =======================================================================
+
+ Header file for crypto hashing.
+
+ */
+
+#ifndef GOT_HASH_H
+#define GOT_HASH_H
+
+/* length of hash values produced by SHA512 */
+#define MAX_HASH_LENGTH 64
+
+typedef enum {
+ HSH_INVALID = 0,
+ HSH_MD5 = 1,
+ HSH_SHA1 = 2,
+ HSH_SHA256 = 3,
+ HSH_SHA384 = 4,
+ HSH_SHA512 = 5,
+ HSH_SHA3_224 = 6,
+ HSH_SHA3_256 = 7,
+ HSH_SHA3_384 = 8,
+ HSH_SHA3_512 = 9,
+ HSH_TIGER = 10,
+ HSH_WHIRLPOOL = 11,
+ HSH_MD5_NONCRYPTO = 10000, /* For NTPv4 reference ID */
+} HSH_Algorithm;
+
+extern int HSH_GetHashId(HSH_Algorithm algorithm);
+
+extern int HSH_Hash(int id, const void *in1, int in1_len, const void *in2, int in2_len,
+ unsigned char *out, int out_len);
+
+extern void HSH_Finalise(void);
+
+#endif