+++ /dev/null
-/** @file\r
- HMAC-SHA1 Wrapper Implementation over OpenSSL.\r
-\r
-Copyright (c) 2010 - 2020, Intel Corporation. All rights reserved.<BR>\r
-SPDX-License-Identifier: BSD-2-Clause-Patent\r
-\r
-**/\r
-\r
-#include "InternalCryptLib.h"\r
-#include <openssl/hmac.h>\r
-\r
-/**\r
- Allocates and initializes one HMAC_CTX context for subsequent HMAC-SHA1 use.\r
-\r
- @return Pointer to the HMAC_CTX context that has been initialized.\r
- If the allocations fails, HmacSha1New() returns NULL.\r
-\r
-**/\r
-VOID *\r
-EFIAPI\r
-HmacSha1New (\r
- VOID\r
- )\r
-{\r
- //\r
- // Allocates & Initializes HMAC_CTX Context by OpenSSL HMAC_CTX_new()\r
- //\r
- return (VOID *) HMAC_CTX_new ();\r
-}\r
-\r
-/**\r
- Release the specified HMAC_CTX context.\r
-\r
- @param[in] HmacSha1Ctx Pointer to the HMAC_CTX context to be released.\r
-\r
-**/\r
-VOID\r
-EFIAPI\r
-HmacSha1Free (\r
- IN VOID *HmacSha1Ctx\r
- )\r
-{\r
- //\r
- // Free OpenSSL HMAC_CTX Context\r
- //\r
- HMAC_CTX_free ((HMAC_CTX *)HmacSha1Ctx);\r
-}\r
-\r
-/**\r
- Set user-supplied key for subsequent use. It must be done before any\r
- calling to HmacSha1Update().\r
-\r
- If HmacSha1Context is NULL, then return FALSE.\r
-\r
- @param[out] HmacSha1Context Pointer to HMAC-SHA1 context.\r
- @param[in] Key Pointer to the user-supplied key.\r
- @param[in] KeySize Key size in bytes.\r
-\r
- @retval TRUE The Key is set successfully.\r
- @retval FALSE The Key is set unsuccessfully.\r
-\r
-**/\r
-BOOLEAN\r
-EFIAPI\r
-HmacSha1SetKey (\r
- OUT VOID *HmacSha1Context,\r
- IN CONST UINT8 *Key,\r
- IN UINTN KeySize\r
- )\r
-{\r
- //\r
- // Check input parameters.\r
- //\r
- if (HmacSha1Context == NULL || KeySize > INT_MAX) {\r
- return FALSE;\r
- }\r
-\r
- if (HMAC_Init_ex ((HMAC_CTX *)HmacSha1Context, Key, (UINT32) KeySize, EVP_sha1(), NULL) != 1) {\r
- return FALSE;\r
- }\r
-\r
- return TRUE;\r
-}\r
-\r
-/**\r
- Makes a copy of an existing HMAC-SHA1 context.\r
-\r
- If HmacSha1Context is NULL, then return FALSE.\r
- If NewHmacSha1Context is NULL, then return FALSE.\r
-\r
- @param[in] HmacSha1Context Pointer to HMAC-SHA1 context being copied.\r
- @param[out] NewHmacSha1Context Pointer to new HMAC-SHA1 context.\r
-\r
- @retval TRUE HMAC-SHA1 context copy succeeded.\r
- @retval FALSE HMAC-SHA1 context copy failed.\r
-\r
-**/\r
-BOOLEAN\r
-EFIAPI\r
-HmacSha1Duplicate (\r
- IN CONST VOID *HmacSha1Context,\r
- OUT VOID *NewHmacSha1Context\r
- )\r
-{\r
- //\r
- // Check input parameters.\r
- //\r
- if (HmacSha1Context == NULL || NewHmacSha1Context == NULL) {\r
- return FALSE;\r
- }\r
-\r
- if (HMAC_CTX_copy ((HMAC_CTX *)NewHmacSha1Context, (HMAC_CTX *)HmacSha1Context) != 1) {\r
- return FALSE;\r
- }\r
-\r
- return TRUE;\r
-}\r
-\r
-/**\r
- Digests the input data and updates HMAC-SHA1 context.\r
-\r
- This function performs HMAC-SHA1 digest on a data buffer of the specified size.\r
- It can be called multiple times to compute the digest of long or discontinuous data streams.\r
- HMAC-SHA1 context should be initialized by HmacSha1New(), and should not be finalized by\r
- HmacSha1Final(). Behavior with invalid context is undefined.\r
-\r
- If HmacSha1Context is NULL, then return FALSE.\r
-\r
- @param[in, out] HmacSha1Context Pointer to the HMAC-SHA1 context.\r
- @param[in] Data Pointer to the buffer containing the data to be digested.\r
- @param[in] DataSize Size of Data buffer in bytes.\r
-\r
- @retval TRUE HMAC-SHA1 data digest succeeded.\r
- @retval FALSE HMAC-SHA1 data digest failed.\r
-\r
-**/\r
-BOOLEAN\r
-EFIAPI\r
-HmacSha1Update (\r
- IN OUT VOID *HmacSha1Context,\r
- IN CONST VOID *Data,\r
- IN UINTN DataSize\r
- )\r
-{\r
- //\r
- // Check input parameters.\r
- //\r
- if (HmacSha1Context == NULL) {\r
- return FALSE;\r
- }\r
-\r
- //\r
- // Check invalid parameters, in case that only DataLength was checked in OpenSSL\r
- //\r
- if (Data == NULL && DataSize != 0) {\r
- return FALSE;\r
- }\r
-\r
- //\r
- // OpenSSL HMAC-SHA1 digest update\r
- //\r
- if (HMAC_Update ((HMAC_CTX *)HmacSha1Context, Data, DataSize) != 1) {\r
- return FALSE;\r
- }\r
-\r
- return TRUE;\r
-}\r
-\r
-/**\r
- Completes computation of the HMAC-SHA1 digest value.\r
-\r
- This function completes HMAC-SHA1 digest computation and retrieves the digest value into\r
- the specified memory. After this function has been called, the HMAC-SHA1 context cannot\r
- be used again.\r
- HMAC-SHA1 context should be initialized by HmacSha1New(), and should not be finalized by\r
- HmacSha1Final(). Behavior with invalid HMAC-SHA1 context is undefined.\r
-\r
- If HmacSha1Context is NULL, then return FALSE.\r
- If HmacValue is NULL, then return FALSE.\r
-\r
- @param[in, out] HmacSha1Context Pointer to the HMAC-SHA1 context.\r
- @param[out] HmacValue Pointer to a buffer that receives the HMAC-SHA1 digest\r
- value (20 bytes).\r
-\r
- @retval TRUE HMAC-SHA1 digest computation succeeded.\r
- @retval FALSE HMAC-SHA1 digest computation failed.\r
-\r
-**/\r
-BOOLEAN\r
-EFIAPI\r
-HmacSha1Final (\r
- IN OUT VOID *HmacSha1Context,\r
- OUT UINT8 *HmacValue\r
- )\r
-{\r
- UINT32 Length;\r
-\r
- //\r
- // Check input parameters.\r
- //\r
- if (HmacSha1Context == NULL || HmacValue == NULL) {\r
- return FALSE;\r
- }\r
-\r
- //\r
- // OpenSSL HMAC-SHA1 digest finalization\r
- //\r
- if (HMAC_Final ((HMAC_CTX *)HmacSha1Context, HmacValue, &Length) != 1) {\r
- return FALSE;\r
- }\r
- if (HMAC_CTX_reset ((HMAC_CTX *)HmacSha1Context) != 1) {\r
- return FALSE;\r
- }\r
-\r
- return TRUE;\r
-}\r
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