d.EVP_PKEY_assign_RSA/EVP_PKEY_set1_RSA 设置EVP_PKEY中的RSA密钥结构,使他代表该RSA密钥 e.EVP_PKEY_get1_RSA 获取EVP_PKEY的RSA密钥结构 f.EVP_SignFinal 签名操作,输入参数必须有私钥(EVP_PKEY) g. EVP_VerifyFinal 验证签名,输入参数必须有公钥(EVP_PKEY) h.int EVP_OpenInit(EVP_CIPHER_CTX *ct...
在OpenSSL 1.1.0及更高版本中,你应该使用如EVP_PKEY_get1_RSA、EVP_PKEY_get1_DSA等函数来获取密钥的具体类型。 c // 假设 pkey 是一个 EVP_PKEY* 类型的指针 RSA *rsa = EVP_PKEY_get1_RSA(pkey); if (rsa != NULL) { // 使用 rsa 密钥进行操作 RSA_free(rsa); } 确保你的代码中包含了...
intEVP_PKEY_keygen(EVP_PKEY_CTX *ctx, EVP_PKEY **ppkey) 1. 5)将公私钥写入文件中 //从EVP_PKEY中获取RSA对象structrsa_st *EVP_PKEY_get0_RSA(EVP_PKEY *pkey);//将公钥写入文件intPEM_write_RSAPublicKey(FILE*fp,constRSA*x);//将私钥写入文件intPEM_write_RSAPrivateKey(FILE*fp,constRSA*x...
//从EVP_PKEY中获取RSA对象structrsa_st *EVP_PKEY_get0_RSA(EVP_PKEY *pkey);//将公钥写入文件intPEM_write_RSAPublicKey(FILE*fp,constRSA*x);//将私钥写入文件intPEM_write_RSAPrivateKey(FILE*fp,constRSA*x,constEVP_CIPHER*enc//加密上下文,unsignedchar*kstr//密钥,intklen//密钥长度,pem_password...
return pkey;} void main(){ OpenSSL_add_all_ciphers(); EVP_PKEY *pkey=NULL; int len=-1; char plainText[]="[For test to public/private key encryption/decryption]"; unsigned char encData[512]; unsigned char decData[512]; pkey=getRSA(); if(pkey==NULL) { exit(-1); } len=EVP_PK...
int EVP_PKEY_get_default_digest_nid(EVP_PKEY *pkey, int *pnid); #include <openssl/rsa.h> int EVP_PKEY_CTX_set_signature_md(EVP_PKEY_CTX *ctx, const EVP_MD *md); int EVP_PKEY_CTX_set_rsa_padding(EVP_PKEY_CTX *ctx, int pad); int EVP_PKEY_CTX_set_rsa_pss_saltlen(EVP_PKEY_...
下面是我看到的程序流程：1 #include <stdio.h> 2 #include <openssl/rsa.h> 3 #include <...
unsigned char *sigbuf, unsigned int siglen, RSA *rsa); unsigned long ERR_get_error(void); const char * ERR_reason_error_string(unsigned long e); typedef struct evp_pkey_st EVP_PKEY; typedef struct engine_st ENGINE; typedef struct evp_pkey_ctx_st EVP_PKEY_CTX; EVP_PKEY *EVP_PKEY_new...
RSA is a algorithm of asymmetric en/decryption which name comes from the first letter of the three men's name who are Rivest Adi and Shamir. There are two types of public key and private key. Using the RSA algorithm to encrypt plaintext, you need to assign the public key string and pl...
typedef struct evp_pkey_ctx_st EVP_PKEY_CTX; typedef struct evp_Encode_Ctx_st EVP_ENCODE_CTX; 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. EVP_CIPHER EVP_CIPHER用来存放对称加密相关的信息以及算法。 struct evp_cipher_st {