1 files changed, 77 insertions, 0 deletions
diff --git a/include/lutil_sha1.h b/include/lutil_sha1.h
new file mode 100644
index 0000000..87ea86c
--- /dev/null
+++ b/include/lutil_sha1.h
@@ -0,0 +1,77 @@
+/* $OpenLDAP$ */
+/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
+ *
+ * Copyright 1998-2022 The OpenLDAP Foundation.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted only as authorized by the OpenLDAP
+ * Public License.
+ *
+ * A copy of this license is available in file LICENSE in the
+ * top-level directory of the distribution or, alternatively, at
+ * <http://www.OpenLDAP.org/license.html>.
+ */
+
+/* This version is based on:
+ *	$OpenBSD: sha1.h,v 1.8 1997/07/15 01:54:23 millert Exp $	*/
+
+#ifndef _LUTIL_SHA1_H_
+#define _LUTIL_SHA1_H_
+
+#include <ldap_cdefs.h>
+#include <ac/bytes.h>
+
+#ifdef AC_INT4_TYPE
+
+LDAP_BEGIN_DECL
+
+
+/*
+ * SHA-1 in C
+ * By Steve Reid <steve@edmweb.com>
+ */
+#define LUTIL_SHA1_BYTES 20
+
+/* This code assumes char are 8-bits and uint32 are 32-bits */
+typedef ac_uint4 uint32;
+
+typedef struct {
+    uint32 state[5];
+    uint32 count[2];
+    unsigned char buffer[64];
+} lutil_SHA1_CTX;
+
+LDAP_LUTIL_F( void )
+lutil_SHA1Transform
+	LDAP_P((uint32 state[5], const unsigned char buffer[64]));
+
+LDAP_LUTIL_F( void  )
+lutil_SHA1Init
+	LDAP_P((lutil_SHA1_CTX *context));
+
+LDAP_LUTIL_F( void  )
+lutil_SHA1Update
+	LDAP_P((lutil_SHA1_CTX *context, const unsigned char *data, uint32 len));
+
+LDAP_LUTIL_F( void  )
+lutil_SHA1Final
+	LDAP_P((unsigned char digest[20], lutil_SHA1_CTX *context));
+
+LDAP_LUTIL_F( char * )
+lutil_SHA1End
+	LDAP_P((lutil_SHA1_CTX *, char *));
+
+LDAP_LUTIL_F( char * )
+lutil_SHA1File
+	LDAP_P((char *, char *));
+
+LDAP_LUTIL_F( char * )
+lutil_SHA1Data
+	LDAP_P((const unsigned char *, size_t, char *));
+
+LDAP_END_DECL
+
+#endif /* AC_INT4_TYPE */
+
+#endif /* _LUTIL_SHA1_H_ */