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| | |
| | | /* |
| | | Simple DirectMedia Layer |
| | | Copyright (C) 1997-2014 Sam Lantinga <slouken@libsdl.org> |
| | | |
| | | This software is provided 'as-is', without any express or implied |
| | | warranty. In no event will the authors be held liable for any damages |
| | | arising from the use of this software. |
| | | |
| | | Permission is granted to anyone to use this software for any purpose, |
| | | including commercial applications, and to alter it and redistribute it |
| | | freely, subject to the following restrictions: |
| | | |
| | | 1. The origin of this software must not be misrepresented; you must not |
| | | claim that you wrote the original software. If you use this software |
| | | in a product, an acknowledgment in the product documentation would be |
| | | appreciated but is not required. |
| | | 2. Altered source versions must be plainly marked as such, and must not be |
| | | misrepresented as being the original software. |
| | | 3. This notice may not be removed or altered from any source distribution. |
| | | */ |
| | | |
| | | /** |
| | | * \file SDL_test_md5.h |
| | | * |
| | | * Include file for SDL test framework. |
| | | * |
| | | * This code is a part of the SDL2_test library, not the main SDL library. |
| | | */ |
| | | |
| | | /* |
| | | *********************************************************************** |
| | | ** Header file for implementation of MD5 ** |
| | | ** RSA Data Security, Inc. MD5 Message-Digest Algorithm ** |
| | | ** Created: 2/17/90 RLR ** |
| | | ** Revised: 12/27/90 SRD,AJ,BSK,JT Reference C version ** |
| | | ** Revised (for MD5): RLR 4/27/91 ** |
| | | ** -- G modified to have y&~z instead of y&z ** |
| | | ** -- FF, GG, HH modified to add in last register done ** |
| | | ** -- Access pattern: round 2 works mod 5, round 3 works mod 3 ** |
| | | ** -- distinct additive constant for each step ** |
| | | ** -- round 4 added, working mod 7 ** |
| | | *********************************************************************** |
| | | */ |
| | | |
| | | /* |
| | | *********************************************************************** |
| | | ** Message-digest routines: ** |
| | | ** To form the message digest for a message M ** |
| | | ** (1) Initialize a context buffer mdContext using MD5Init ** |
| | | ** (2) Call MD5Update on mdContext and M ** |
| | | ** (3) Call MD5Final on mdContext ** |
| | | ** The message digest is now in mdContext->digest[0...15] ** |
| | | *********************************************************************** |
| | | */ |
| | | |
| | | #ifndef _SDL_test_md5_h |
| | | #define _SDL_test_md5_h |
| | | |
| | | #include "begin_code.h" |
| | | /* Set up for C function definitions, even when using C++ */ |
| | | #ifdef __cplusplus |
| | | extern "C" { |
| | | #endif |
| | | |
| | | /* ------------ Definitions --------- */ |
| | | |
| | | /* typedef a 32-bit type */ |
| | | typedef unsigned long int MD5UINT4; |
| | | |
| | | /* Data structure for MD5 (Message-Digest) computation */ |
| | | typedef struct { |
| | | MD5UINT4 i[2]; /* number of _bits_ handled mod 2^64 */ |
| | | MD5UINT4 buf[4]; /* scratch buffer */ |
| | | unsigned char in[64]; /* input buffer */ |
| | | unsigned char digest[16]; /* actual digest after Md5Final call */ |
| | | } SDLTest_Md5Context; |
| | | |
| | | /* ---------- Function Prototypes ------------- */ |
| | | |
| | | /** |
| | | * /brief initialize the context |
| | | * |
| | | * /param mdContext pointer to context variable |
| | | * |
| | | * Note: The function initializes the message-digest context |
| | | * mdContext. Call before each new use of the context - |
| | | * all fields are set to zero. |
| | | */ |
| | | void SDLTest_Md5Init(SDLTest_Md5Context * mdContext); |
| | | |
| | | |
| | | /** |
| | | * /brief update digest from variable length data |
| | | * |
| | | * /param mdContext pointer to context variable |
| | | * /param inBuf pointer to data array/string |
| | | * /param inLen length of data array/string |
| | | * |
| | | * Note: The function updates the message-digest context to account |
| | | * for the presence of each of the characters inBuf[0..inLen-1] |
| | | * in the message whose digest is being computed. |
| | | */ |
| | | |
| | | void SDLTest_Md5Update(SDLTest_Md5Context * mdContext, unsigned char *inBuf, |
| | | unsigned int inLen); |
| | | |
| | | |
| | | /* |
| | | * /brief complete digest computation |
| | | * |
| | | * /param mdContext pointer to context variable |
| | | * |
| | | * Note: The function terminates the message-digest computation and |
| | | * ends with the desired message digest in mdContext.digest[0..15]. |
| | | * Always call before using the digest[] variable. |
| | | */ |
| | | |
| | | void SDLTest_Md5Final(SDLTest_Md5Context * mdContext); |
| | | |
| | | |
| | | /* Ends C function definitions when using C++ */ |
| | | #ifdef __cplusplus |
| | | } |
| | | #endif |
| | | #include "close_code.h" |
| | | |
| | | #endif /* _SDL_test_md5_h */ |
| | | |
| | | /* vi: set ts=4 sw=4 expandtab: */ |