temp

/*
 * http://www.cppblog.com/flyonok/archive/2011/03/24/133100.html
 */

#include <stdio.h>
#include <stdlib.h>
#include <memory.h>
#include <errno.h>
#include <sys/types.h>

#include <winsock2.h>

#include "openssl/rsa.h" 
#include "openssl/crypto.h"
#include "openssl/x509.h"
#include "openssl/pem.h"
#include "openssl/ssl.h"
#include "openssl/err.h"


#define CERTF "ca.pem" /*服务端的证书(需经CA签名)*/
#define KEYF "cakey.pem" /*服务端的私钥(建议加密存储)*/
#define CACERT "caa.pem" /*CA 的证书*/
#define PORT 1111 /*准备绑定的端口*/

#define CHK_NULL(x) if ((x)==NULL) exit (1)
#define CHK_ERR(err,s) if ((err)==-1) { perror(s); exit(1); }
#define CHK_SSL(err) if ((err)==-1) { ERR_print_errors_fp(stderr); exit(2); }

int main()
{
    int err;
    int listen_sd;
    int sd;
    struct sockaddr_in sa_serv;
    struct sockaddr_in sa_cli;
    int client_len;
    SSL_CTX* ctx;
    SSL* ssl;
    X509* client_cert;
    char* str;
    char buf[4096];
    const SSL_METHOD *meth;
    WSADATA wsaData;

    if (WSAStartup(MAKEWORD(2, 2), &wsaData) != 0) {
        printf("WSAStartup()fail:%d\n", GetLastError());
        return -1;
    }

    SSL_load_error_strings(); /*为打印调试信息作准备*/
    OpenSSL_add_ssl_algorithms(); /*初始化*/
    meth = SSLv23_server_method(); /*采用什么协议(SSLv2/SSLv3/TLSv1)在此指定*/

    ctx = SSL_CTX_new(meth);
    CHK_NULL(ctx);

    SSL_CTX_set_verify(ctx, SSL_VERIFY_PEER, NULL); /*验证与否*/
    SSL_CTX_load_verify_locations(ctx, CACERT, NULL); /*若验证,则放置CA证书*/

    if (SSL_CTX_use_certificate_file(ctx, CERTF, SSL_FILETYPE_PEM) <= 0) {
        ERR_print_errors_fp(stderr);
        exit(3);
    }
    if (SSL_CTX_use_PrivateKey_file(ctx, KEYF, SSL_FILETYPE_PEM) <= 0) {
        ERR_print_errors_fp(stderr);
        exit(4);
    }

    if (!SSL_CTX_check_private_key(ctx)) {
        printf("Private key does not match the certificate public key\n");
        exit(5);
    }

    //SSL_CTX_set_cipher_list(ctx, "EDH-RSA-DES-CBC3-SHA");

    /*开始正常的TCP socket过程.................................*/
    printf("Begin TCP socket...\n");

    listen_sd = socket(AF_INET, SOCK_STREAM, 0);
    CHK_ERR(listen_sd, "socket");

    memset(&sa_serv, '\0', sizeof(sa_serv));
    sa_serv.sin_family = AF_INET;
    sa_serv.sin_addr.s_addr = INADDR_ANY;
    sa_serv.sin_port = htons(PORT);

    err = bind(listen_sd, (struct sockaddr*) &sa_serv, sizeof(sa_serv));
    CHK_ERR(err, "bind");

    /*接受TCP链接*/
    err = listen(listen_sd, 5);
    CHK_ERR(err, "listen");

    client_len = sizeof(sa_cli);
    sd = accept(listen_sd, (struct sockaddr*) &sa_cli, &client_len);
    CHK_ERR(sd, "accept");
    closesocket(listen_sd);

    printf("Connection from %lx, port %x\n",
        sa_cli.sin_addr.s_addr, sa_cli.sin_port);

    /*TCP连接已建立,进行服务端的SSL过程. */
    printf("Begin server side SSL\n");

    ssl = SSL_new(ctx);
    CHK_NULL(ssl);
    SSL_set_fd(ssl, sd);
    err = SSL_accept(ssl);
    printf("SSL_accept finished\n");
    CHK_SSL(err);

    /*打印所有加密算法的信息(可选)*/
    printf("SSL connection using %s\n", SSL_get_cipher(ssl));

    /*得到服务端的证书并打印些信息(可选) */
    client_cert = SSL_get_peer_certificate(ssl);
    if (client_cert != NULL) {
        printf("Client certificate:\n");

        str = X509_NAME_oneline(X509_get_subject_name(client_cert), 0, 0);
        CHK_NULL(str);
        printf("\t subject: %s\n", str);
        free(str);

        str = X509_NAME_oneline(X509_get_issuer_name(client_cert), 0, 0);
        CHK_NULL(str);
        printf("\t issuer: %s\n", str);
        free(str);

        X509_free(client_cert);/*如不再需要,需将证书释放 */
    }
    else
        printf("Client does not have certificate.\n");

    /* 数据交换开始,用SSL_write,SSL_read代替write,read */
    err = SSL_read(ssl, buf, sizeof(buf) - 1);
    CHK_SSL(err);
    buf[err] = '\0';
    printf("Got %d chars:'%s'\n", err, buf);

    err = SSL_write(ssl, "I hear you.", strlen("I hear you."));
    CHK_SSL(err);

    /* 收尾工作*/
    shutdown(sd, 2);
    SSL_free(ssl);
    SSL_CTX_free(ctx);

    return 0;
}

#define _WINSOCK_DEPRECATED_NO_WARNINGS
#include <stdio.h>
#include <stdlib.h>
#include <memory.h>
#include <errno.h>
#include <sys/types.h>

#include <winsock2.h>

#include "openssl/rsa.h" 
#include "openssl/crypto.h"
#include "openssl/x509.h"
#include "openssl/pem.h"
#include "openssl/ssl.h"
#include "openssl/err.h"
#include "openssl/rand.h"
#include "openssl/engine.h"

#define CERTF "02.pem" /*服务端的证书(需经CA签名)*/
#define KEYF "02key.pem" /*服务端的私钥(建议加密存储)*/

#define CACERT "ca.pem"
#define PORT 1111 
#define SERVER_ADDR "127.0.0.1"

#define CHK_NULL(x) if ((x)==NULL) exit (-1)
#define CHK_ERR(err,s) if ((err)==-1) { perror(s); exit(-2); }
#define CHK_SSL(err) if ((err)==-1) { ERR_print_errors_fp(stderr); exit(-3); }

int main()
{
    int err;
    int sd;
    struct sockaddr_in sa;
    SSL_CTX* ctx;
    SSL* ssl;
    X509* server_cert;
    char* str;
    char buf[4096];
    const SSL_METHOD *meth;
    int seed_int[100]; /*存放随机序列*/
    //Sleep(10 * 1000);

    
    OPENSSL_init_crypto(OPENSSL_INIT_ENGINE_CAPI, NULL);

    ENGINE_load_builtin_engines();

    ENGINE *engine = ENGINE_by_id("capi");
    ENGINE_init(engine);
    

    WSADATA wsaData;

    if (WSAStartup(MAKEWORD(2, 2), &wsaData) != 0) {
        printf("WSAStartup()fail:%d\n", GetLastError());
        return -1;
    }

    OpenSSL_add_ssl_algorithms(); /*初始化*/
    SSL_load_error_strings(); /*为打印调试信息作准备*/

    meth = SSLv23_client_method(); /*采用什么协议(SSLv2/SSLv3/TLSv1)在此指定*/
    ctx = SSL_CTX_new(meth);
    CHK_NULL(ctx);
    SSL_CTX_set_client_cert_engine(ctx, engine);
    SSL_CTX_set_verify(ctx, 0, NULL); /*验证与否*/
    SSL_CTX_load_verify_locations(ctx, CACERT, NULL); /*若验证,则放置CA证书*/
    /*
    if (SSL_CTX_use_certificate_file(ctx, CERTF, SSL_FILETYPE_PEM) <= 0) {
        ERR_print_errors_fp(stderr);
        exit(-2);
    }
    if (SSL_CTX_use_PrivateKey_file(ctx, KEYF, SSL_FILETYPE_PEM) <= 0) {
        ERR_print_errors_fp(stderr);
        exit(-3);
    }

    if (!SSL_CTX_check_private_key(ctx)) {
        printf("Private key does not match the certificate public key\n");
        exit(-4);
    }
    */
    //SSL_CTX_set_cipher_list(ctx, "EDH-RSA-DES-CBC3-SHA");

    /*以下是正常的TCP socket建立过程 .............................. */
    printf("Begin tcp socket...\n");

    sd = socket(AF_INET, SOCK_STREAM, 0); CHK_ERR(sd, "socket");

    memset(&sa, '\0', sizeof(sa));
    sa.sin_family = AF_INET;
    sa.sin_addr.s_addr = inet_addr(SERVER_ADDR); /* Server IP */
    sa.sin_port = htons(PORT); /* Server Port number */

    err = connect(sd, (struct sockaddr*) &sa,
        sizeof(sa));
    CHK_ERR(err, "connect");

    /* TCP 链接已建立.开始 SSL 握手过程.......................... */
    printf("Begin SSL negotiation \n");

    ssl = SSL_new(ctx);
    CHK_NULL(ssl);

    SSL_set_fd(ssl, sd);
    err = SSL_connect(ssl);
    CHK_SSL(err);

    /*打印所有加密算法的信息(可选)*/
    printf("SSL connection using %s\n", SSL_get_cipher(ssl));

    /*得到服务端的证书并打印些信息(可选) */
    server_cert = SSL_get_peer_certificate(ssl);
    CHK_NULL(server_cert);
    printf("Server certificate:\n");

    str = X509_NAME_oneline(X509_get_subject_name(server_cert), 0, 0);
    CHK_NULL(str);
    printf("\t subject: %s\n", str);
    free(str);

    str = X509_NAME_oneline(X509_get_issuer_name(server_cert), 0, 0);
    CHK_NULL(str);
    printf("\t issuer: %s\n", str);
    free(str);

    //X509_free(server_cert); /*如不再需要,需将证书释放 */

   /* 数据交换开始,用SSL_write,SSL_read代替write,read */
    printf("Begin SSL data exchange\n");

    err = SSL_write(ssl, "Hello World!", strlen("Hello World!"));
    CHK_SSL(err);

    err = SSL_read(ssl, buf, sizeof(buf) - 1);
    CHK_SSL(err);

    buf[err] = '\0';
    printf("Got %d chars:'%s'\n", err, buf);
    SSL_shutdown(ssl);

    /* 收尾工作 */
    shutdown(sd, 2);
    SSL_free(ssl);
    SSL_CTX_free(ctx);

    return 0;
}