| | 1 | /** @file\r |
| | 2 | Header file for Md5.\r |
| | 3 | \r |
| | 4 | Copyright (c) 2004 - 2008, Intel Corporation.<BR>\r |
| | 5 | All rights reserved. This program and the accompanying materials\r |
| | 6 | are licensed and made available under the terms and conditions of the BSD License\r |
| | 7 | which accompanies this distribution. The full text of the license may be found at\r |
| | 8 | http://opensource.org/licenses/bsd-license.php\r |
| | 9 | \r |
| | 10 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r |
| | 11 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r |
| | 12 | \r |
| | 13 | **/\r |
| | 14 | \r |
| | 15 | #ifndef _MD5_H_\r |
| | 16 | #define _MD5_H_\r |
| | 17 | \r |
| | 18 | #include <Uefi.h>\r |
| | 19 | #include <Library/BaseLib.h>\r |
| | 20 | #include <Library/NetLib.h>\r |
| | 21 | \r |
| | 22 | #define MD5_HASHSIZE 16\r |
| | 23 | \r |
| | 24 | typedef struct _MD5_CTX {\r |
| | 25 | EFI_STATUS Status;\r |
| | 26 | UINT64 Length;\r |
| | 27 | UINT32 States[MD5_HASHSIZE / sizeof (UINT32)];\r |
| | 28 | UINT8 M[64];\r |
| | 29 | UINTN Count;\r |
| | 30 | } MD5_CTX;\r |
| | 31 | \r |
| | 32 | /**\r |
| | 33 | Initialize four 32-bits chaining variables and use them to do the Md5 transform.\r |
| | 34 | \r |
| | 35 | @param[in] Md5Ctx The data structure of Md5.\r |
| | 36 | \r |
| | 37 | @retval EFI_SUCCESS Initialization is ok.\r |
| | 38 | **/\r |
| | 39 | EFI_STATUS\r |
| | 40 | MD5Init (\r |
| | 41 | IN MD5_CTX *Md5Ctx\r |
| | 42 | );\r |
| | 43 | \r |
| | 44 | /**\r |
| | 45 | the external interface of Md5 algorithm\r |
| | 46 | \r |
| | 47 | @param[in] Md5Ctx The data structure of storing the original data\r |
| | 48 | segment and the final result.\r |
| | 49 | @param[in] Data The data wanted to be transformed.\r |
| | 50 | @param[in] DataLen The length of data.\r |
| | 51 | \r |
| | 52 | @retval EFI_SUCCESS The transform is ok.\r |
| | 53 | @retval Others Some unexpected errors happened.\r |
| | 54 | **/\r |
| | 55 | EFI_STATUS\r |
| | 56 | MD5Update (\r |
| | 57 | IN MD5_CTX *Md5Ctx,\r |
| | 58 | IN VOID *Data,\r |
| | 59 | IN UINTN DataLen\r |
| | 60 | );\r |
| | 61 | \r |
| | 62 | /**\r |
| | 63 | Accumulate the MD5 value of every data segment and generate the finial\r |
| | 64 | result according to MD5 algorithm.\r |
| | 65 | \r |
| | 66 | @param[in] Md5Ctx The data structure of storing the original data\r |
| | 67 | segment and the final result.\r |
| | 68 | @param[out] HashVal The final 128-bits output.\r |
| | 69 | \r |
| | 70 | @retval EFI_SUCCESS The transform is ok.\r |
| | 71 | @retval Others Some unexpected errors happened.\r |
| | 72 | **/\r |
| | 73 | EFI_STATUS\r |
| | 74 | MD5Final (\r |
| | 75 | IN MD5_CTX *Md5Ctx,\r |
| | 76 | OUT UINT8 *HashVal\r |
| | 77 | );\r |
| | 78 | \r |
| | 79 | #endif \r |
projects / mirror_edk2.git / blame_incremental