Adding upstream version 4.0.upstream/4.0upstream

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

1 files changed, 71 insertions, 0 deletions

diff --git a/hash_intmd5.c b/hash_intmd5.c
new file mode 100644
index 0000000..4d101ea
--- /dev/null
+++ b/hash_intmd5.c
@@ -0,0 +1,71 @@
+/*
+  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.
+ * 
+ **********************************************************************
+
+  =======================================================================
+
+  Routines implementing crypto hashing using internal MD5 implementation.
+
+  */
+
+#include "config.h"
+#include "sysincl.h"
+#include "hash.h"
+#include "memory.h"
+#include "util.h"
+
+#include "md5.c"
+
+static MD5_CTX ctx;
+
+int
+HSH_GetHashId(HSH_Algorithm algorithm)
+{
+  /* only MD5 is supported */
+  if (algorithm != HSH_MD5)
+    return -1;
+
+  return 0;
+}
+
+int
+HSH_Hash(int id, const void *in1, int in1_len, const void *in2, int in2_len,
+         unsigned char *out, int out_len)
+{
+  if (in1_len < 0 || in2_len < 0 || out_len < 0)
+    return 0;
+
+  MD5Init(&ctx);
+  MD5Update(&ctx, in1, in1_len);
+  if (in2)
+    MD5Update(&ctx, in2, in2_len);
+  MD5Final(&ctx);
+
+  out_len = MIN(out_len, 16);
+
+  memcpy(out, ctx.digest, out_len);
+
+  return out_len;
+}
+
+void
+HSH_Finalise(void)
+{
+}