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Unified Diff: openssl/crypto/modes/cbc128.c

Issue 2072073002: Delete bundled copy of OpenSSL and replace with README. (Closed) Base URL: https://chromium.googlesource.com/chromium/deps/openssl@master
Patch Set: Delete bundled copy of OpenSSL and replace with README. Created 4 years, 6 months ago
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Index: openssl/crypto/modes/cbc128.c
diff --git a/openssl/crypto/modes/cbc128.c b/openssl/crypto/modes/cbc128.c
deleted file mode 100644
index 3d3782cbe1181b3ac7f9559208f0e4bb48d9eadf..0000000000000000000000000000000000000000
--- a/openssl/crypto/modes/cbc128.c
+++ /dev/null
@@ -1,202 +0,0 @@
-/* ====================================================================
- * Copyright (c) 2008 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
- * openssl-core@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 <openssl/crypto.h>
-#include "modes_lcl.h"
-#include <string.h>
-
-#ifndef MODES_DEBUG
-# ifndef NDEBUG
-# define NDEBUG
-# endif
-#endif
-#include <assert.h>
-
-#ifndef STRICT_ALIGNMENT
-# define STRICT_ALIGNMENT 0
-#endif
-
-void CRYPTO_cbc128_encrypt(const unsigned char *in, unsigned char *out,
- size_t len, const void *key,
- unsigned char ivec[16], block128_f block)
-{
- size_t n;
- const unsigned char *iv = ivec;
-
- assert(in && out && key && ivec);
-
-#if !defined(OPENSSL_SMALL_FOOTPRINT)
- if (STRICT_ALIGNMENT &&
- ((size_t)in|(size_t)out|(size_t)ivec)%sizeof(size_t) != 0) {
- while (len>=16) {
- for(n=0; n<16; ++n)
- out[n] = in[n] ^ iv[n];
- (*block)(out, out, key);
- iv = out;
- len -= 16;
- in += 16;
- out += 16;
- }
- } else {
- while (len>=16) {
- for(n=0; n<16; n+=sizeof(size_t))
- *(size_t*)(out+n) =
- *(size_t*)(in+n) ^ *(size_t*)(iv+n);
- (*block)(out, out, key);
- iv = out;
- len -= 16;
- in += 16;
- out += 16;
- }
- }
-#endif
- while (len) {
- for(n=0; n<16 && n<len; ++n)
- out[n] = in[n] ^ iv[n];
- for(; n<16; ++n)
- out[n] = iv[n];
- (*block)(out, out, key);
- iv = out;
- if (len<=16) break;
- len -= 16;
- in += 16;
- out += 16;
- }
- memcpy(ivec,iv,16);
-}
-
-void CRYPTO_cbc128_decrypt(const unsigned char *in, unsigned char *out,
- size_t len, const void *key,
- unsigned char ivec[16], block128_f block)
-{
- size_t n;
- union { size_t align; unsigned char c[16]; } tmp;
-
- assert(in && out && key && ivec);
-
-#if !defined(OPENSSL_SMALL_FOOTPRINT)
- if (in != out) {
- const unsigned char *iv = ivec;
-
- if (STRICT_ALIGNMENT &&
- ((size_t)in|(size_t)out|(size_t)ivec)%sizeof(size_t) != 0) {
- while (len>=16) {
- (*block)(in, out, key);
- for(n=0; n<16; ++n)
- out[n] ^= iv[n];
- iv = in;
- len -= 16;
- in += 16;
- out += 16;
- }
- }
- else {
- while (len>=16) {
- (*block)(in, out, key);
- for(n=0; n<16; n+=sizeof(size_t))
- *(size_t *)(out+n) ^= *(size_t *)(iv+n);
- iv = in;
- len -= 16;
- in += 16;
- out += 16;
- }
- }
- memcpy(ivec,iv,16);
- } else {
- if (STRICT_ALIGNMENT &&
- ((size_t)in|(size_t)out|(size_t)ivec)%sizeof(size_t) != 0) {
- unsigned char c;
- while (len>=16) {
- (*block)(in, tmp.c, key);
- for(n=0; n<16; ++n) {
- c = in[n];
- out[n] = tmp.c[n] ^ ivec[n];
- ivec[n] = c;
- }
- len -= 16;
- in += 16;
- out += 16;
- }
- }
- else {
- size_t c;
- while (len>=16) {
- (*block)(in, tmp.c, key);
- for(n=0; n<16; n+=sizeof(size_t)) {
- c = *(size_t *)(in+n);
- *(size_t *)(out+n) =
- *(size_t *)(tmp.c+n) ^ *(size_t *)(ivec+n);
- *(size_t *)(ivec+n) = c;
- }
- len -= 16;
- in += 16;
- out += 16;
- }
- }
- }
-#endif
- while (len) {
- unsigned char c;
- (*block)(in, tmp.c, key);
- for(n=0; n<16 && n<len; ++n) {
- c = in[n];
- out[n] = tmp.c[n] ^ ivec[n];
- ivec[n] = c;
- }
- if (len<=16) {
- for (; n<16; ++n)
- ivec[n] = in[n];
- break;
- }
- len -= 16;
- in += 16;
- out += 16;
- }
-}
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