eccstring.h

ECC (椭圆曲线加密算法) 的源代码c++builder,很难得到的源代码

/* ==========================================================================

	Ecc - Erik's Code Collection
	Copyright (C) 2003 - Erik Dienske

	This file is part of Ecc.

	Ecc is free software; you can redistribute it and/or modify
	it under the terms of the GNU General Public License as published by
	the Free Software Foundation; either version 2 of the License, or
	(at your option) any later version.

	Ecc is distributed in the hope that it will be useful,
	but WITHOUT ANY WARRANTY; without even the implied warranty of
	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
	GNU General Public License for more details.

	You should have received a copy of the GNU General Public License
	along with Ecc; if not, write to the Free Software Foundation, Inc.,
	59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

===========================================================================*/

//---------------------------------------------------------------------------
#ifndef EccStringH
#define EccStringH
//---------------------------------------------------------------------------

//===========================================================================
namespace ecc {
//===========================================================================

//---------------------------------------------------------------------------
void MemoMessage(TMemo *memo, const String message,
		int lines_before = 0, int lines_after = 0);
/*  Adds message to Memo->Lines.
	lines_before = -2 : message replaces the last line of memo.
	lines_before = -1 : message is appended to the last line of memo.
	lines_before > 0  : message is added after <lines_before> empty lines.
	lines_after  > 0  : message is added followed by <lines_after> empty lines. */
void MemoCursorOnLastLine(TMemo* memo);
/* 	Makes the last line of memo visible. */

void LBMessage(TListBox *lbox, String message,
		int lines_before = 0, int lines_after = 0);
/*  Adds message to Memo->Lines.
	Read MemoMessage() comments for more information. */
void LBCursorOnLastLine(TListBox* lbox);
/* 	Makes the last line of lbox visible. */

AnsiString AposStr(AnsiString str)
{	return ("'" + str + "'"); }
/*	Returns an (AnsiString | std::string) surrounded with apostrophes ('). */

AnsiString QuoteStr(AnsiString str)
{	return ("\"" + str + "\""); }
/*	Returns an (AnsiString | std::string) surrounded with doublequotes ("). */

String StripNonNumbers(String str);
/*	Transforms a string to a new string that contains only the characters '0' to '9'.
	All other characters are replaced with '', ie. they are removed. */

bool StrToBool(const String bool_str);
/*	Transforms the strings 'true' or 'false' to their boolean equivalents.
	Case-insensitive. */

String BoolToStr(bool boolie);
/*	Transforms a boolean value to a string that contains the text 'true' or 'false'. */

String StrToXmlQuotStr(String str);
/*	Replaces (") with (&quot;)
	and (') with (&apos;). */

String StrToXmlUtf8Str(String str);
/*	Converts an AnsiString to a UTF-8 encoded AnsiString.
	Also, these characters are converted to their
	xml-predefined entity references: & " ' < >
	Note that str should not contain any "&..;" substring. */

String ReplaceStr(String str, String from_str, String to_str);
/* 	Calls BCB6's StrUtils::AnsiReplaceStr() */

//===========================================================================
} // namespace ecc;
//===========================================================================
#endif