/* librock/data.h

   - - - - - - - - - - - - Copyright Notice - - - - - - - - - - - -
     Copyright 1998-2000 Forrest J. Cavalier III

   See http://www.rocketaware.com/librock/ for documentation and
   original copies of this software.

   This software shall be distributed with the implementation
   source code according to the license terms therein.

License text in <librock/license/librock.txt> librock_LIDESC_HC=12440211096131f5976d36be0cddca4cd9152e45
*/
#ifndef librock_INC_DATA_H
#define librock_INC_DATA_H

#include <librock/target/local.h>

#ifdef __cplusplus
extern "C" {
#endif

/**************************************************************/

#ifdef librock_INC_TYPES_C
librock_uint32_t librock_CRC32(librock_uint32_t crc,const void *pBuf,unsigned int cbBuf);
#endif


/**************************************************************/
#ifdef librock_INC_TYPES_C
typedef struct {
  librock_uint32_t state[4];                                   /* state (ABCD) */
  librock_uint32_t count[2];        /* number of bits, modulo 2^64 (lsb first) */
  unsigned char buffer[64];                         /* input buffer */
} librock_MD5_CTX;

void librock_MD5Init (librock_MD5_CTX *);
void librock_MD5Update (librock_MD5_CTX *, const unsigned char *, unsigned int);
void librock_MD5Final (unsigned char [16], librock_MD5_CTX *);

/* Copied public interface items from the shs1.h file for librock, and
   expanded and replaced macros here to keep the global namespace
   clean
 */
/*Expanded by hand: #define SHS1_CHUNKWORDS ((1<<6)/sizeof(librock_uint32_t)) */

/*Expanded by hand: SHS1_DIGESTSIZE is a the length of the digest as defined by the algorithm
#define SHS1_DIGESTWORDS ((20)/sizeof(librock_uint32_t)) */

/*
 * The structure for storing SHS1 info
 *
 * We will assume that bit count is a multiple of 8.
 */
typedef struct {
    librock_uint32_t digest[/*SHS1_DIGESTWORDS*/((20)/sizeof(librock_uint32_t))];	/* message digest */
    librock_uint32_t countLo;			/* 64 bit count: bits 3-34 */
    librock_uint32_t countHi;			/* 64 bit count: bits 35-63 */
    librock_uint32_t datalen;			/* length of data in data */
    librock_uint32_t data[/*SHS1_CHUNKWORDS*/((1<<6)/sizeof(librock_uint32_t))];		/* SHS1 chunk buffer */
} librock_SHS1_INFO;

void librock_shs1_Init (librock_SHS1_INFO*);
void librock_shs1_Update (librock_SHS1_INFO*, const unsigned char *, librock_uint32_t);
void librock_shs1_Final (librock_SHS1_INFO*);

#endif


/**************************************************************/
#ifdef librock_WANT_dbiodbc_win32
void *librock_dbi_odbc_open(const char *pszParams,char **ppaszErr);
#else
#define librock_dbi_odbc_open librock_dbi_fail_open
#endif


#ifdef librock_WANT_db_s
struct librock_db_s {
    const char *(*pfnClose)(void *idConn,char **ppaszErr);
    void *(*pfnExec)(void *idConn,const char *str,char **ppaszErr);
    void *(*pfnExec_2)(void *idConn,const char *str,char **ppaszErr,int *prowcount);
    const char *(*pfnFetch)(void *idResults,const char ***ppCols,int *pnCols,char **ppaszErr);
    const char *(*pfnQuote)(void *idConn,char **ppaszQuoted,const char *val,int cnt);
};
#endif

void *librock_dbi_open(const char *params,char **ppaszErr);
const char *librock_dbi_close(void *idConn,char **ppaszErr);
void *librock_dbi_exec(void *idConn,const char *str,char **ppaszErr);
void *librock_dbi_exec_2(void *idConn,const char *str,char **ppaszErr,int *pRowcount);
const char *librock_dbi_fetch_row(void *idResults,const char ***ppCols,int *pnCols,char **ppaszErr);
const char *librock_dbi_quote(void *idConn,char **ppaszQuoted,const char *val,int cnt);
/**************************************************************/


/**************************************************************/
struct librock_attributes_s *librock_attributes_alloc();

void librock_attributes_free(struct librock_attributes_s *pAttributes);

const char *librock_attributes_get(struct librock_attributes_s *pAttributes,
				   const char *pName,
				   int cbName);

const char *librock_attributes_getparent(
			struct librock_attributes_s *pa,
			const char *pszPrefix,
			const char *pName,
			int cbName);

const char *librock_attributes_set(struct librock_attributes_s *pa,
			    const char *pszPrefix,
			    const char *pName,int cbName,
			    const char *pVal,int cbVal);

const char *librock_attributes_iter(struct librock_attributes_s *pa,
				    const char *place,
					const char *pszPrefix);

#ifdef librock_INC_FILEIO_C
const char *librock_attributes_readfile(
	    FILE *f,
	    struct librock_attributes_s *paReturn,
	    int onesection,
	    const char *pszFileName,
	    long iLine,
	    char **ppaszErrors);
#endif

/*// Simple extensions */
const char *librock_attributes_idchars(
	struct librock_attributes_s *pa,
	const char *pszCharset,
	int val);

struct librock_attributes_s *librock_attributes_setcontext(
	struct librock_attributes_s *paCurrent,
	struct librock_attributes_s *paContext,
	char **ppaszErr);

typedef const char *(*librock_attributes_fngettype)(struct librock_attributes_s *pa,const char *name,int cbName);
librock_attributes_fngettype librock_attributes_setfnget(
	struct librock_attributes_s *pa,
	librock_attributes_fngettype fnget);

/*// Advanced extensions.  Rarely needed.  See notes. */
void librock_attributes_astrcatPosition(
	struct librock_attributes_s *pa,
	char **ppasz);

int librock_attributes_evalexpr(
	char **ppaszResult,
	const char *pStart,
	struct librock_attributes_s *pa,
	char **ppaszErrors);

int librock_attributes_interpret(
	char **ppasz,
	const char *pStart,
	struct librock_attributes_s *pa,
	char **ppaszError);

typedef int (*librock_attributes_fnevalexprtype)(char **ppaszResult,const char *pStart,struct librock_attributes_s *pa,char **ppaszErrors);
librock_attributes_fnevalexprtype librock_attributes_extendexpr(
	struct librock_attributes_s *pa,
	librock_attributes_fnevalexprtype fneval);


/**************************************************************/


#ifdef __cplusplus
  };
#endif

#include <librock/target/local2.h>
/**************************************************************/
#endif
/*
$Log: data.h,v $
Revision 1.3  2002/04/19 14:59:07  forrest@mibsoftware.com rights=#1
  SHS1.
  const correctness.

Revision 1.2  2002/04/09 03:55:08  forrest@mibsoftware.com rights=#1
  local/local2 bracket.
  extern "C" bracket.

Revision 1.1  2002/03/22 04:21:33  forrest@mibsoftware.com rights=#1
  Created.

rights#1 Copyright (c) Forrest J Cavalier III d-b-a Mib Software
rights#1 License text in <librock/license/librock.txt> librock_LIDESC_HC=12440211096131f5976d36be0cddca4cd9152e45

*/