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Diffstat (limited to 'dependencies/include/SDL/SDL_test_md5.h')
| -rw-r--r-- | dependencies/include/SDL/SDL_test_md5.h | 129 |
1 files changed, 129 insertions, 0 deletions
diff --git a/dependencies/include/SDL/SDL_test_md5.h b/dependencies/include/SDL/SDL_test_md5.h new file mode 100644 index 0000000..17b1d2b --- /dev/null +++ b/dependencies/include/SDL/SDL_test_md5.h @@ -0,0 +1,129 @@ +/* + Simple DirectMedia Layer + Copyright (C) 1997-2022 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: */ |