| /* |
| * sha1.h |
| * |
| * Copyright (C) 1998, 2009 |
| * Paul E. Jones <paulej@packetizer.com> |
| * All Rights Reserved |
| * |
| ***************************************************************************** |
| * $Id: sha1.h 12 2009-06-22 19:34:25Z paulej $ |
| ***************************************************************************** |
| * |
| * Description: |
| * This class implements the Secure Hashing Standard as defined |
| * in FIPS PUB 180-1 published April 17, 1995. |
| * |
| * Many of the variable names in the SHA1Context, especially the |
| * single character names, were used because those were the names |
| * used in the publication. |
| * |
| * Please read the file sha1.c for more information. |
| * |
| */ |
| |
| #ifndef _SHA1_H_ |
| #define _SHA1_H_ |
| |
| /* |
| * This structure will hold context information for the hashing |
| * operation |
| */ |
| typedef struct SHA1Context |
| { |
| unsigned Message_Digest[5]; /* Message Digest (output) */ |
| |
| unsigned Length_Low; /* Message length in bits */ |
| unsigned Length_High; /* Message length in bits */ |
| |
| unsigned char Message_Block[64]; /* 512-bit message blocks */ |
| int Message_Block_Index; /* Index into message block array */ |
| |
| int Computed; /* Is the digest computed? */ |
| int Corrupted; /* Is the message digest corruped? */ |
| } SHA1Context; |
| |
| /* |
| * Function Prototypes |
| */ |
| void SHA1Reset(SHA1Context *); |
| int SHA1Result(SHA1Context *); |
| void SHA1Input( SHA1Context *, |
| const unsigned char *, |
| unsigned); |
| |
| #endif |