[ESRG-CVS] sfesrg/esrgpcpj/shared/c_datd esrg_sha512.c, NONE, 1.1 esrg_sha512.h, NONE, 1.1

[David T. A. <dta...@us...>]

Update of /cvsroot/esrg/sfesrg/esrgpcpj/shared/c_datd
In directory sfp-cvsdas-1.v30.ch3.sourceforge.com:/tmp/cvs-serv8419

Added Files:
	esrg_sha512.c esrg_sha512.h 
Log Message:
Initial checkin.


--- NEW FILE: esrg_sha512.h ---
/* $Header: /cvsroot/esrg/sfesrg/esrgpcpj/shared/c_datd/esrg_sha512.h,v 1.1 2009/11/28 00:09:15 dtashley Exp $
*/

#ifndef ESRG_SHA512_H_INCLUDED
   #define ESRG_SHA512_H_INCLUDED

   #ifdef MODULE_ESRG_SHA512
      #define DECMOD_ESRG_SHA512
   #else
      #define DECMOD_ESRG_SHA512 extern
   #endif

   //Fundamental state (or RFC 1321 calls it context) for forming
   //MD5s.  Conceptually private to this module.
   struct ESRG_SHA512_Sha512StateStruct
      {
      int placeholder;
      };

   //Result structure, used to hold result.  Caller is allowed to
   //pick it apart.
   struct ESRG_SHA512_Sha512ResultStruct
      {
      unsigned sha512_words[4];
      char     sha512_chars[129];
         //Zero terminated string containing MD5 formed.
      };

   //Initializes the SHA512 calculation structure.
   DECMOD_ESRG_SHA512 
   void ESRG_SHA512_Sha512StateStructOpen(struct ESRG_SHA512_Sha512StateStruct *arg);

   //Adds data to it.  Zero length is OK.
   DECMOD_ESRG_SHA512 
   void ESRG_SHA512_Sha512StateStructAddData(struct ESRG_SHA512_Sha512StateStruct *arg,
                                                                 void *data,
                                                                 unsigned len);

   //Closes the structure and returns the SHA512.  This is destructive--one cannot
   //continue adding characters.  All characters returned are lower-case.
   DECMOD_ESRG_SHA512
   void ESRG_SHA512_Sha512StateStructClose(struct ESRG_SHA512_Sha512StateStruct  *state,
                                           struct ESRG_SHA512_Sha512ResultStruct *result);

   //Returns version control information.
   DECMOD_ESRG_SHA512 const char *ESRG_SHA512_cvcinfo(void);
   DECMOD_ESRG_SHA512 const char *ESRG_SHA512_hvcinfo(void);

   //Definition of the version of the H file, used for providing version control
   //information to external callers.
   #define ESRG_SHA512_H_VERSION ("$Header: /cvsroot/esrg/sfesrg/esrgpcpj/shared/c_datd/esrg_sha512.h,v 1.1 2009/11/28 00:09:15 dtashley Exp $")

#endif

/***************************************************************************
** $Log: esrg_sha512.h,v $
** Revision 1.1  2009/11/28 00:09:15  dtashley
** Initial checkin.
**
****************************************************************************
** End of ESRG_SHA512.H. */

--- NEW FILE: esrg_sha512.c ---
/* $Header: /cvsroot/esrg/sfesrg/esrgpcpj/shared/c_datd/esrg_sha512.c,v 1.1 2009/11/28 00:09:15 dtashley Exp $
**
** A description of the functionality of this module and the public interface
** definition is contained in the associated .H file.
*/

#define MODULE_ESRG_SHA512

#include <assert.h>
#include <stddef.h>
#include <string.h>

#include "charfunc.h"
#include "esrg_sha512.h"


void ESRG_SHA512_Sha512StateStructOpen(struct ESRG_SHA512_Sha512StateStruct *arg)
   {
   }


//Copies the byte buffer to the word buffer within the state block.
//This is done in a way which hides big-endian/little-endian concerns.

static void ESRG_SHA512_CopyBytesToWords(struct ESRG_SHA512_Sha512StateStruct *arg)
   {
   }


//Does the SHA-512 rounds as specified by FIPS 180-3.

static void ESRG_SHA512_DoSha512Rounds(struct ESRG_SHA512_Sha512StateStruct *arg)
   {
   }


void ESRG_SHA512_Sha512StateStructAddData(struct ESRG_SHA512_Sha512StateStruct *arg,
                                    void *pointer_in,
                                    unsigned  len)
   {
   }


void ESRG_SHA512_Sha512StateStructClose(struct ESRG_SHA512_Sha512StateStruct  *state,
                                        struct ESRG_SHA512_Sha512ResultStruct *result)
   {
   unsigned i;

   for (i=0; i<128; i++)
	   result->sha512_chars[i] = 'X';
   }


//Returns version control string for file.
//
const char *ESRG_SHA512_cvcinfo(void)
   {   
   return ("$Header: /cvsroot/esrg/sfesrg/esrgpcpj/shared/c_datd/esrg_sha512.c,v 1.1 2009/11/28 00:09:15 dtashley Exp $");
   }


//Returns version control string for associated .H file.
//
const char *ESRG_SHA512_hvcinfo(void)
   {   
   return (ESRG_SHA512_H_VERSION);
   }


/******************************************************************************
** $Log: esrg_sha512.c,v $
** Revision 1.1  2009/11/28 00:09:15  dtashley
** Initial checkin.
**
*******************************************************************************
** End of ESRG_SHA512.C. */