Delete bundled copy of OpenSSL and replace with README.

openssl/crypto/chacha/chachatest.c

Index: openssl/crypto/chacha/chachatest.c
diff --git a/openssl/crypto/chacha/chachatest.c b/openssl/crypto/chacha/chachatest.c
deleted file mode 100644
index b2a9389860510f70654387cf26548d1627a23cd7..0000000000000000000000000000000000000000
--- a/openssl/crypto/chacha/chachatest.c
+++ /dev/null
@@ -1,211 +0,0 @@
-/*
- *  Chacha stream algorithm.
- *
- *  Created on: Jun, 2013
- *  Author: Elie Bursztein (elieb@google.com)
- *
- *  Adapted from the estream code by D. Bernstein.
- */
-/* ====================================================================
- * Copyright (c) 2011-2013 The OpenSSL 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. All advertising materials mentioning features or use of this
- *    software must display the following acknowledgment:
- *    "This product includes software developed by the OpenSSL Project
- *    for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
- *
- * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
- *    endorse or promote products derived from this software without
- *    prior written permission. For written permission, please contact
- *    licensing@OpenSSL.org.
- *
- * 5. Products derived from this software may not be called "OpenSSL"
- *    nor may "OpenSSL" appear in their names without prior written
- *    permission of the OpenSSL Project.
- *
- * 6. Redistributions of any form whatsoever must retain the following
- *    acknowledgment:
- *    "This product includes software developed by the OpenSSL Project
- *    for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
- *
- * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
- * EXPRESSED 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 OpenSSL PROJECT OR
- * ITS 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.
- * ====================================================================
- */
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <stdint.h>
-
-#include <openssl/chacha.h>
-
-struct chacha_test {
-	const char *keyhex;
-	const char *noncehex;
-	const char *outhex;
-};
-
-static const struct chacha_test chacha_tests[] = {
-	{
-		"0000000000000000000000000000000000000000000000000000000000000000",
-		"0000000000000000",
-		"76b8e0ada0f13d90405d6ae55386bd28bdd219b8a08ded1aa836efcc8b770dc7da41597c5157488d7724e03fb8d84a376a43b8f41518a11cc387b669b2ee6586",
-	},
-	{
-		"0000000000000000000000000000000000000000000000000000000000000001",
-		"0000000000000000",
-		"4540f05a9f1fb296d7736e7b208e3c96eb4fe1834688d2604f450952ed432d41bbe2a0b6ea7566d2a5d1e7e20d42af2c53d792b1c43fea817e9ad275ae546963",
-	},
-	{
-		"0000000000000000000000000000000000000000000000000000000000000000",
-		"0000000000000001",
-		"de9cba7bf3d69ef5e786dc63973f653a0b49e015adbff7134fcb7df137821031e85a050278a7084527214f73efc7fa5b5277062eb7a0433e445f41e31afab757",
-	},
-	{
-		"0000000000000000000000000000000000000000000000000000000000000000",
-		"0100000000000000",
-		"ef3fdfd6c61578fbf5cf35bd3dd33b8009631634d21e42ac33960bd138e50d32111e4caf237ee53ca8ad6426194a88545ddc497a0b466e7d6bbdb0041b2f586b",
-	},
-	{
-		"000102030405060708090a0b0c0d0e0f101112131415161718191a1b1c1d1e1f",
-		"0001020304050607",
-		"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",
-	},
-};
-
-static unsigned char hex_digit(char h)
-	{
-	if (h >= '0' && h <= '9')
-		return h - '0';
-	else if (h >= 'a' && h <= 'f')
-		return h - 'a' + 10;
-	else if (h >= 'A' && h <= 'F')
-		return h - 'A' + 10;
-	else
-		abort();
-	}
-
-static void hex_decode(unsigned char *out, const char* hex)
-	{
-	size_t j = 0;
-
-	while (*hex != 0)
-		{
-		unsigned char v = hex_digit(*hex++);
-		v <<= 4;
-		v |= hex_digit(*hex++);
-		out[j++] = v;
-		}
-	}
-
-static void hexdump(unsigned char *a, size_t len)
-	{
-	size_t i;
-
-	for (i = 0; i < len; i++)
-		printf("%02x", a[i]);
-	}
-
-/* misalign returns a pointer that points 0 to 15 bytes into |in| such that the
- * returned pointer has alignment 1 mod 16. */
-static void* misalign(void* in)
-	{
-	intptr_t x = (intptr_t) in;
-	x += (17 - (x % 16)) % 16;
-	return (void*) x;
-	}
-
-int main()
-	{
-	static const unsigned num_tests =
-		sizeof(chacha_tests) / sizeof(struct chacha_test);
-	unsigned i;
-	unsigned char key_bytes[32 + 16];
-	unsigned char nonce_bytes[8 + 16] = {0};
-
-	unsigned char *key = misalign(key_bytes);
-	unsigned char *nonce = misalign(nonce_bytes);
-
-	for (i = 0; i < num_tests; i++)
-		{
-		const struct chacha_test *test = &chacha_tests[i];
-		unsigned char *expected, *out_bytes, *zero_bytes, *out, *zeros;
-		size_t len = strlen(test->outhex);
-
-		if (strlen(test->keyhex) != 32*2 ||
-		    strlen(test->noncehex) != 8*2 ||
-		    (len & 1) == 1)
-			return 1;
-
-		len /= 2;
-
-		hex_decode(key, test->keyhex);
-		hex_decode(nonce, test->noncehex);
-
-		expected = malloc(len);
-		out_bytes = malloc(len+16);
-		zero_bytes = malloc(len+16);
-		/* Attempt to test unaligned inputs. */
-		out = misalign(out_bytes);
-		zeros = misalign(zero_bytes);
-		memset(zeros, 0, len);
-
-		hex_decode(expected, test->outhex);
-		CRYPTO_chacha_20(out, zeros, len, key, nonce, 0);
-
-		if (memcmp(out, expected, len) != 0)
-			{
-			printf("ChaCha20 test #%d failed.\n", i);
-			printf("got:      ");
-			hexdump(out, len);
-			printf("\nexpected: ");
-			hexdump(expected, len);
-			printf("\n");
-			return 1;
-			}
-
-		/* The last test has a large output. We test whether the
-		 * counter works as expected by skipping the first 64 bytes of
-		 * it. */
-		if (i == num_tests - 1)
-			{
-			CRYPTO_chacha_20(out, zeros, len - 64, key, nonce, 1);
-			if (memcmp(out, expected + 64, len - 64) != 0)
-				{
-				printf("ChaCha20 skip test failed.\n");
-				return 1;
-				}
-			}
-
-		free(expected);
-		free(zero_bytes);
-		free(out_bytes);
-		}
-
-
-	printf("PASS\n");
-	return 0;
-	}