/*************************************************************************
* (C) 2010 AITNET ltd - Sofia/Bulgaria - <misho@aitbg.com>
*  by Michael Pounov <misho@openbsd-bg.org>
*
* $Author: misho $
* $Id: aitio.h,v 1.1 2010/02/23 22:54:52 misho Exp $
*
*************************************************************************/
#ifndef __AITIO_H
#define __AITIO_H


// io_GetErrno() Get error code of last operation
inline int io_GetErrno();
// io_GetError() Get error text of last operation
inline const char *io_GetError();


/*
 * ioPromptRead() Read data from input h[0] with prompt to output h[1]
 * @h = file handles h[0] = input, h[1] = output, if NULL use stdin, stdout
 * @csPrompt = Prompt before input, may be NULL
 * @psData = Readed data
 * @dataLen = Length of data
 * return: 0 EOF; -1 error:: can`t read; >0 count of readed chars
*/
int ioPromptRead(int *h, const char *csPrompt, char * __restrict psData, int dataLen);
/*
 * ioPromptPassword() Read password from input h[0] with prompt to output h[1]
 * @h = file handles h[0] = input, h[1] = output, if NULL use stdin, stdout
 * @csPrompt = Prompt before input, may be NULL
 * @psPass = Readed password
 * @passLen = Length of password
 * @confirm = Confirm password, 0 - get password, !=0 Ask for confirmation
 * return: 0 EOF; -1 error:: can`t read; >0 count of readed chars
*/
int ioPromptPassword(int *h, const char *csPrompt, char * __restrict psPass, int passLen, int confirm);

/*
 * ioRegexVerify() Function for verify data match in regex expression
 * @csRegex = Regulare expression pattern
 * @csData = Data for check and verify
 * @startPos = Return start positions
 * @endPos = Return end positions
 * return: NULL not match or error; !=NULL begin of matched data
*/
const char *ioRegexVerify(const char *csRegex, const char *csData, int *startPos, int *endPos);
/*
 * ioRegexGet() Function for get data match in regex expression
 * @csRegex = Regulare expression pattern
 * @csData = Data from get
 * @psString = Returned string if match
 * @strLen = Length of string
 * return: 0 not match; >0 count of returned chars
*/
int ioRegexGet(const char *csRegex, const char *csData, char * __restrict psString, int strLen);
/*
 * ioRegexReplace() Function for replace data match in regex expression with newdata
 * @csRegex = Regulare expression pattern
 * @csData = Source data
 * @csNew = Data for replace
 * return: NULL not match or error; !=NULL allocated new string, must be free after use!
*/
char *ioRegexReplace(const char *csRegex, const char *csData, const char *csNew);


#endif