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Diffstat (limited to 'openssl-1.1.0h/crypto/blake2/blake2_impl.h')
-rw-r--r--openssl-1.1.0h/crypto/blake2/blake2_impl.h130
1 files changed, 130 insertions, 0 deletions
diff --git a/openssl-1.1.0h/crypto/blake2/blake2_impl.h b/openssl-1.1.0h/crypto/blake2/blake2_impl.h
new file mode 100644
index 0000000..8fe5c95
--- /dev/null
+++ b/openssl-1.1.0h/crypto/blake2/blake2_impl.h
@@ -0,0 +1,130 @@
+/*
+ * Copyright 2016 The OpenSSL Project Authors. All Rights Reserved.
+ *
+ * Licensed under the OpenSSL license (the "License"). You may not use
+ * this file except in compliance with the License. You can obtain a copy
+ * in the file LICENSE in the source distribution or at
+ * https://www.openssl.org/source/license.html
+ */
+
+/*
+ * Derived from the BLAKE2 reference implementation written by Samuel Neves.
+ * Copyright 2012, Samuel Neves <sneves@dei.uc.pt>
+ * More information about the BLAKE2 hash function and its implementations
+ * can be found at https://blake2.net.
+ */
+
+#include <string.h>
+#include "e_os.h"
+
+static ossl_inline uint32_t load32(const uint8_t *src)
+{
+ const union {
+ long one;
+ char little;
+ } is_endian = { 1 };
+
+ if (is_endian.little) {
+ uint32_t w;
+ memcpy(&w, src, sizeof(w));
+ return w;
+ } else {
+ uint32_t w = ((uint32_t)src[0])
+ | ((uint32_t)src[1] << 8)
+ | ((uint32_t)src[2] << 16)
+ | ((uint32_t)src[3] << 24);
+ return w;
+ }
+}
+
+static ossl_inline uint64_t load64(const uint8_t *src)
+{
+ const union {
+ long one;
+ char little;
+ } is_endian = { 1 };
+
+ if (is_endian.little) {
+ uint64_t w;
+ memcpy(&w, src, sizeof(w));
+ return w;
+ } else {
+ uint64_t w = ((uint64_t)src[0])
+ | ((uint64_t)src[1] << 8)
+ | ((uint64_t)src[2] << 16)
+ | ((uint64_t)src[3] << 24)
+ | ((uint64_t)src[4] << 32)
+ | ((uint64_t)src[5] << 40)
+ | ((uint64_t)src[6] << 48)
+ | ((uint64_t)src[7] << 56);
+ return w;
+ }
+}
+
+static ossl_inline void store32(uint8_t *dst, uint32_t w)
+{
+ const union {
+ long one;
+ char little;
+ } is_endian = { 1 };
+
+ if (is_endian.little) {
+ memcpy(dst, &w, sizeof(w));
+ } else {
+ uint8_t *p = (uint8_t *)dst;
+ int i;
+
+ for (i = 0; i < 4; i++)
+ p[i] = (uint8_t)(w >> (8 * i));
+ }
+}
+
+static ossl_inline void store64(uint8_t *dst, uint64_t w)
+{
+ const union {
+ long one;
+ char little;
+ } is_endian = { 1 };
+
+ if (is_endian.little) {
+ memcpy(dst, &w, sizeof(w));
+ } else {
+ uint8_t *p = (uint8_t *)dst;
+ int i;
+
+ for (i = 0; i < 8; i++)
+ p[i] = (uint8_t)(w >> (8 * i));
+ }
+}
+
+static ossl_inline uint64_t load48(const uint8_t *src)
+{
+ uint64_t w = ((uint64_t)src[0])
+ | ((uint64_t)src[1] << 8)
+ | ((uint64_t)src[2] << 16)
+ | ((uint64_t)src[3] << 24)
+ | ((uint64_t)src[4] << 32)
+ | ((uint64_t)src[5] << 40);
+ return w;
+}
+
+static ossl_inline void store48(uint8_t *dst, uint64_t w)
+{
+ uint8_t *p = (uint8_t *)dst;
+ p[0] = (uint8_t)w;
+ p[1] = (uint8_t)(w>>8);
+ p[2] = (uint8_t)(w>>16);
+ p[3] = (uint8_t)(w>>24);
+ p[4] = (uint8_t)(w>>32);
+ p[5] = (uint8_t)(w>>40);
+}
+
+static ossl_inline uint32_t rotr32(const uint32_t w, const unsigned int c)
+{
+ return (w >> c) | (w << (32 - c));
+}
+
+static ossl_inline uint64_t rotr64(const uint64_t w, const unsigned int c)
+{
+ return (w >> c) | (w << (64 - c));
+}