www.pudn.com > CA.rar > Evp.h

#define MAX_MD_SIZE			(16+20) /* The SSLv3 md5+sha1 type */ 
#define DER			    1 //FORMAT_ASN1 
#define PEM			    3	/*定义格式*/ 
#define P12				5 
 
typedef void (* PDrawProg)(int pos); 
 
/*对称算法*/ 
bool Crypt(char * cpname/*算法名称*/,char * filein/*输入文件*/, char * fileout/*输出文件*/, 
		   char * pwd/*用于初始iv的密码*/, int type/*1-加密、0-解密*/,char * outMsg, 
		   PDrawProg DrawProg=NULL); 
 
/*消息摘要*/ 
bool Digest(char * mdname/*摘要算法*/,char * filein/*输入文件*/,unsigned char * md_value/*返回摘要*/, 
			unsigned int * md_len/*摘要长度*/, char * outMsg,PDrawProg DrawProg=NULL/*回调函数*/); 
 
/*数字签名*/ 
bool Sign(char * key/*私钥*/,int keylen/*0-内存内容*/,char * mdname/*签名算法*/, 
		  char * filein/*输入文件*/,char * fileout/*输出文件*/,char * outMsg, 
		  PDrawProg DrawProg=NULL/*回调函数*/); 
 
/*数字签名验证*/ 
bool VerifySign(char * cert/*公钥*/,int certlen,char * mdname/*签名算法*/,char * filesource,/*原始文件*/  
				char * filesign/*签名结果*/,char * outMsg,PDrawProg DrawProg=NULL/*回调函数*/); 
 
/*数字信封*/ 
bool Seal(char * cert/*公钥*/,int certlen,char * cpname/*算法名称*/,char * filein/*输入文件*/,  
		  char * fileout/*输出文件*/,char * outMsg,PDrawProg DrawProg=NULL/*回调函数*/); 
 
/*拆封数字信封*/ 
bool OpenSeal(char * key/*私钥*/,int keylen,char * cpname/*算法名称*/,char * filein/*输入文件*/,  
		  char * fileout/*输出文件*/,char * outMsg,PDrawProg DrawProg=NULL/*回调函数*/); 
 
//公钥加密 
bool RSAEnc(char * cert/*公钥*/,int certlen,char * filein/*输入文件*/,  
		  char * fileout/*输出文件*/,char * outMsg,PDrawProg DrawProg=NULL/*回调函数*/); 
 
//私钥解密 
int RSADec(char * key,int keylen,char * filein/*输入文件*/,  
		  char * fileout/*输出文件*/,char * outMsg,PDrawProg DrawProg=NULL/*回调函数*/);