OpenSSL BIO 是一个简单的 I/O 接口,它允许您在加密和解密数据时使用不同的数据源和目标。BIO 可以从文件、内存、网络连接等读取和写入数据。 使用OpenSSL BIO 的基本步骤如下: 初始化 BIO:使用 BIO_new() 或 BIO_new_mem_buf() 等函数创建一个新的 BIO 对象。 设置BIO:使用 BIO_set() 函数设置 BIO ...
k->out_bio = BIO_new(BIO_s_mem()); if(k->out_bio == NULL) { printf("Error: cannot allocate write bio.\n"); return -3; } BIO_set_mem_eof_return(k->out_bio, -1); /* see: https://www.openssl.org/docs/crypto/BIO_s_mem.html */ SSL_set_bio(k->ssl, k->in_bio, ...
}#elseif((bio = BIO_new_mem_buf(pubkey, -1)) == NULL)//从字符串读取RSA公钥{ perror("BIO_new_mem_buf failed!"); }#endif#ifdef RSAPUBKEY#ifKEYFORM==KEYFORMFILEif((p_rsa=PEM_read_RSA_PUBKEY(file,NULL,NULL,NULL))==NULL){#elseif((p_rsa=PEM_read_bio_RSA_PUBKEY(bio,NULL,NULL...
bio = BIO_new_mem_buf(buffer, 4096); /* Create a read-only BIO using a C-style string */ bio = BIO_new_mem_buf("This is a read-only buffer", -1); /* Get a pointer to a memory BIO's memory segment */ BIO_get_mem_ptr(bio, &buffer); /* Prevent a memory BIO from dest...
BIO *bio = BIO_new_mem_buf((void*)key,-1);if(bio ==NULL) { qWarning() <<"Failed to create BIO";returnNULL; } RSA *rsa =NULL;if(isPublicKey) { rsa = PEM_read_bio_RSA_PUBKEY(bio,NULL,NULL,NULL); }else{ rsa = PEM_read_bio_RSAPrivateKey(bio,NULL,NULL,NULL); ...
intlen=BIO_read(bio,outdata,sizeof(outdata)); outdata[len]=0; printf("现在的内容是:%s\n",outdata); //建立一个只读内存BIO bio=BIO_new_mem_buf("这是一个只读的缓冲区",-1); //获取BIO中所指向的内存地址 BIO_get_mem_ptr(bio,&buffer); ...
你在正确的轨道上。您必须通过BIO_new_mem_buf()通过BIO缓冲区包装已经在内存中的memory。换句话说，...
// BUF_MEM *bptr = NULL; // int counts; int size = 0; if (in_str == NULL || out_str == NULL) return -1; b64 = BIO_new(BIO_f_base64()); BIO_set_flags(b64, BIO_FLAGS_BASE64_NO_NL);//不换行! bio = BIO_new_mem_buf(in_str, in_len); ...
BIO *BIO_new_mem_buf(const void *buf, int len); BIO *BIO_new_dgram(int fd, int close_flag); BIO *BIO_new_socket(int sock, int close_flag); BIO *BIO_new_connect(const char *host_port); BIO *BIO_new_accept(const char *host_port); BIO *BIO_new_fd(int fd, int close_flag...
BUF_MEM *bptr = NULL;int counts;int size = 0;if (in_str == NULL || out_str == NULL)return -1;b64 = BIO_new(BIO_f_base64());BIO_set_flags(b64, BIO_FLAGS_BASE64_NO_NL);bio = BIO_new_mem_buf(in_str, in_len);