Adding upstream version 16.2.upstream/16.2

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

1 files changed, 81 insertions, 0 deletions

diff --git a/src/common/sha1_int.h b/src/common/sha1_int.h
new file mode 100644
index 0000000..0ec2c69
--- /dev/null
+++ b/src/common/sha1_int.h
@@ -0,0 +1,81 @@
+/*-------------------------------------------------------------------------
+ *
+ * sha1_int.h
+ *	  Internal headers for fallback implementation of SHA1
+ *
+ * Portions Copyright (c) 1996-2023, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1994, Regents of the University of California
+ *
+ * IDENTIFICATION
+ *		  src/common/sha1_int.h
+ *
+ *-------------------------------------------------------------------------
+ */
+
+/*	   $KAME: sha1.h,v 1.4 2000/02/22 14:01:18 itojun Exp $    */
+
+/*
+ * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
+ * 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 project 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 PROJECT 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 PROJECT 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.
+ */
+/*
+ * FIPS pub 180-1: Secure Hash Algorithm (SHA-1)
+ * based on: http://www.itl.nist.gov/fipspubs/fip180-1.htm
+ * implemented by Jun-ichiro itojun Itoh <itojun@itojun.org>
+ */
+
+#ifndef PG_SHA1_INT_H
+#define PG_SHA1_INT_H
+
+#include "common/sha1.h"
+
+typedef struct
+{
+	union
+	{
+		uint8		b8[20];
+		uint32		b32[5];
+	}			h;
+	union
+	{
+		uint8		b8[8];
+		uint64		b64[1];
+	}			c;
+	union
+	{
+		uint8		b8[64];
+		uint32		b32[16];
+	}			m;
+	uint8		count;
+} pg_sha1_ctx;
+
+/* Interface routines for SHA1 */
+extern void pg_sha1_init(pg_sha1_ctx *ctx);
+extern void pg_sha1_update(pg_sha1_ctx *ctx, const uint8 *data, size_t len);
+extern void pg_sha1_final(pg_sha1_ctx *ctx, uint8 *dest);
+
+#endif							/* PG_SHA1_INT_H */