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#include #include #include #include void tSign(){ unsigned char sign_value[1024]; //保存签名值的数组 int sign_len; //签名值长度 EVP_MD_CTX mdctx; //摘要算法上下文变量 char mess1[] = "xxh"; //待签名的消息 RSA *rsa=

#include #include #include void tDigest(){ unsigned char md_value[EVP_MAX_MD_SIZE];//保存输出的摘要值的数组 int md_len, i; EVP_MD_CTX mdctx; //EVP消息摘要结构体 char msg1[] = "Test Message1"; //待计算摘要的消息

#include #include #include #include void tEVP_Encrypt(){ unsigned char key[EVP_MAX_KEY_LENGTH]; //密钥 unsigned char iv[EVP_MAX_KEY_LENGTH];//初始化向量 EVP_CIPHER_CTX ctx;//EVP算法上下文 unsigned cha

#include #include #include #include //Base64编码void tEVP_Encode(){ EVP_ENCODE_CTX ctx; //EVP编码结构体 unsigned char in[1024]; //输入数据缓冲区 int inl; //输入数据长度 char out[2048]={0}; //输出数据缓冲区 int outl

#include #include #include #include #include void tX509_Verify(){ unsigned char usrCertificate1[4096]; //DER证书缓冲区数组 unsigned long usrCertificate1Len; //证书长度 unsigned char usrCertificate2[409