/**
??******************************************************************************
??*?@file????ECC.c
??*?@author??Readers?Team
??*?@version?V?1.00.00
??*?@date????24-September-2012
??*?@brief
??******************************************************************************
??*?@attention
??******************************************************************************
??*/

#include?
#include?“ECC.h“


/*******************************************************************************
*?Function?Name??:?ECC_encrypt
*?Description????:?The?data?encryption.
*?Input??????????:?-?tempA?:?to?receive?encrypted?generates?A?parameter
???????????????????-?tempP?:?to?receive?encrypted?generates?P?parameter
*??????????????????-?tempK?:?to?receive?encrypted?generates?K?parameter
*??????????????????-?output?:?Encrypted?encrypted?data?output
*				???-?input	：the?encryption?of?the?original?data
*				???-?NumByte?：the?length?of?the?encrypted?data
*?Output?????????:?None
*?Return?????????:?return?a?state
*******************************************************************************/
bool?ECC_encrypt（char*?tempA?char*?tempP?char*?tempK?char*?output?char*?input?uint32_t?NumByte）
{
????uint8_t?pbBuf[1];

	mp_int?GX;
	mp_int?GY;
	mp_int?K;				?
	mp_int?A;
	mp_int?B;
	mp_int?QX;
	mp_int?QY;
	mp_int?P;
?	????????
	mp_init（&GX）;
	mp_init（&GY）;
	mp_init（&K）;
	mp_init（&A）;
	mp_init（&B）;
	mp_init（&QX）;
	mp_init（&QY）;
	mp_init（&P）;
	

	mp_init（&（ECCA））;
????mp_init（&（ECCP））;
????mp_init（&（ECCK））;
	
????Cryp_GenRandom（pbBuf?1）;
????t=pbBuf[0];

????srand（?t?）;
????GetPrime（&PP_LONG）;

	mp_copy（&P&ECCP）;
????mp_toradix（&PtempP10）;
	memcpy（tempECCPtempPBIT_LEN）;

????GetPrime（&A30）;

	mp_copy（&A&ECCA）;
????mp_toradix（&AtempA10）;
	memcpy（tempECCAtempABIT_LEN）;

	Get_B_X_Y（&GX&GY&B&A&P）;	

????GetPrime（&KKEY_LONG）;

	mp_copy（&K&ECCK）;
????mp_toradix（&KtempK10）;
	memcpy（tempECCKtempKBIT_LEN）;

	//獲取公鑰Q坐標(biāo)
	Ecc_points_mul（&QX&QY&GX&GY&K&A&P）;
	?
	Ecc_encipher（&QX?&QY?&GX?&GY?&A?&P?output?input?NumByte）;//加密?

????mp_clear（&GX）;
	mp_clear（&GY）;
	mp_clear（&K）;//私有密鑰
	mp_clear（&A）;
	mp_clear（&B）;
	mp_clear（&QX）;
	mp_clear（&QY）;
	mp_clear（&P）;//Fp中的p（有限域P）
	?
	return?TRUE;
}

/*******************************************************************************
*?Function?Name??:?Ecc_encipher
*?Description????:?The?data?encryption.
*?Input??????????:?-?QX?:?Public?key?X?coordinate
???????????????????-?QY?:?Public?key?Y?coordinate
*??????????????????-?GX?:?Curve?G?point?X?coordinate
*??????????????????-?GY?:?Curve?G?point?Y?coordinate
*				???-?A	：Curve?parameter?A
*				???-?P	：Finite?field?P
*?Output?????????:?None
*?Return?????????:?return?a?state
*******************************************************************************/
static?bool?Ecc_encipher（mp_int?*qxmp_int?*qy?mp_int?*px?mp_int?*pymp_int?*amp_int?*p?char*?pchStr???\
?

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----

?????文件???????8329??2012-09-26?17:23??ECC.c

-----------?---------??----------?-----??----

?????????????????8329????????????????????1