2 /* demos/bio/saccept.c */
5 * A minimal program to server an SSL connection.
8 * host is the interface IP to use. If any interface, use *:port
9 * The default it *:4433
11 * cc -I../../include saccept.c -L../.. -lssl -lcrypto
16 #include <openssl/err.h>
17 #include <openssl/ssl.h>
19 #define CERT_FILE "server.pem"
45 signal(SIGINT,close_up);
47 SSL_load_error_strings();
54 /* Add ciphers and message digests */
55 OpenSSL_add_ssl_algorithms();
57 ctx=SSL_CTX_new(SSLv23_server_method());
58 if (!SSL_CTX_use_certificate_file(ctx,CERT_FILE,SSL_FILETYPE_PEM))
60 if (!SSL_CTX_use_PrivateKey_file(ctx,CERT_FILE,SSL_FILETYPE_PEM))
62 if (!SSL_CTX_check_private_key(ctx))
65 /* Setup server side SSL bio */
67 ssl_bio=BIO_new_ssl(ctx,0);
69 if ((in=BIO_new_accept(port)) == NULL) goto err;
71 /* This means that when a new connection is acceptede on 'in',
72 * The ssl_bio will be 'dupilcated' and have the new socket
73 * BIO push into it. Basically it means the SSL BIO will be
74 * automatically setup */
75 BIO_set_accept_bios(in,ssl_bio);
78 /* The first call will setup the accept socket, and the second
79 * will get a socket. In this loop, the first actual accept
80 * will occur in the BIO_read() function. */
82 if (BIO_do_accept(in) <= 0) goto err;
86 i=BIO_read(in,buf,512);
89 /* If we have finished, remove the underlying
90 * BIO stack so the next time we call any function
91 * for this BIO, it will attempt to do an
99 fwrite(buf,1,i,stdout);
107 ERR_print_errors_fp(stderr);
109 if (in != NULL) BIO_free(in);