crypto-algorithms.c

Basic implementations of standard cryptography algorithms, like AES and SHA-1
git clone git://git.finwo.net/lib/crypto-algorithms.c
Log | Files | Refs | README

md2.h (1076B)

      1 /*********************************************************************
      2 * Filename:   md2.h
      3 * Author:     Brad Conte (brad AT bradconte.com)
      4 * Copyright:
      5 * Disclaimer: This code is presented "as is" without any guarantees.
      6 * Details:    Defines the API for the corresponding MD2 implementation.
      7 *********************************************************************/
      8 
      9 #ifndef MD2_H
     10 #define MD2_H
     11 
     12 /*************************** HEADER FILES ***************************/
     13 #include <stddef.h>
     14 
     15 /****************************** MACROS ******************************/
     16 #define MD2_BLOCK_SIZE 16
     17 
     18 /**************************** DATA TYPES ****************************/
     19 typedef unsigned char BYTE;             // 8-bit byte
     20 
     21 typedef struct {
     22    BYTE data[16];
     23    BYTE state[48];
     24    BYTE checksum[16];
     25    int len;
     26 } MD2_CTX;
     27 
     28 /*********************** FUNCTION DECLARATIONS **********************/
     29 void md2_init(MD2_CTX *ctx);
     30 void md2_update(MD2_CTX *ctx, const BYTE data[], size_t len);
     31 void md2_final(MD2_CTX *ctx, BYTE hash[]);   // size of hash must be MD2_BLOCK_SIZE
     32 
     33 #endif   // MD2_H