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2017-02-25 23:55:24 +01:00
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110
openssl-1.0.2f/demos/ssl/cli.cpp Normal file
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/* cli.cpp - Minimal ssleay client for Unix
30.9.1996, Sampo Kellomaki <sampo@iki.fi> */
/* mangled to work with SSLeay-0.9.0b and OpenSSL 0.9.2b
Simplified to be even more minimal
12/98 - 4/99 Wade Scholine <wades@mail.cybg.com> */
#include <stdio.h>
#include <memory.h>
#include <errno.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <netdb.h>
#include <openssl/crypto.h>
#include <openssl/x509.h>
#include <openssl/pem.h>
#include <openssl/ssl.h>
#include <openssl/err.h>
#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); }
void main ()
{
int err;
int sd;
struct sockaddr_in sa;
SSL_CTX* ctx;
SSL* ssl;
X509* server_cert;
char* str;
char buf [4096];
SSL_METHOD *meth;
SSLeay_add_ssl_algorithms();
meth = SSLv2_client_method();
SSL_load_error_strings();
ctx = SSL_CTX_new (meth); CHK_NULL(ctx);
CHK_SSL(err);
/* ----------------------------------------------- */
/* Create a socket and connect to server using normal socket calls. */
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 ("127.0.0.1"); /* Server IP */
sa.sin_port = htons (1111); /* Server Port number */
err = connect(sd, (struct sockaddr*) &sa,
sizeof(sa)); CHK_ERR(err, "connect");
/* ----------------------------------------------- */
/* Now we have TCP conncetion. Start SSL negotiation. */
ssl = SSL_new (ctx); CHK_NULL(ssl);
SSL_set_fd (ssl, sd);
err = SSL_connect (ssl); CHK_SSL(err);
/* Following two steps are optional and not required for
data exchange to be successful. */
/* Get the cipher - opt */
printf ("SSL connection using %s\n", SSL_get_cipher (ssl));
/* Get server's certificate (note: beware of dynamic allocation) - opt */
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);
OPENSSL_free (str);
str = X509_NAME_oneline (X509_get_issuer_name (server_cert),0,0);
CHK_NULL(str);
printf ("\t issuer: %s\n", str);
OPENSSL_free (str);
/* We could do all sorts of certificate verification stuff here before
deallocating the certificate. */
X509_free (server_cert);
/* --------------------------------------------------- */
/* DATA EXCHANGE - Send a message and receive a reply. */
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); /* send SSL/TLS close_notify */
/* Clean up. */
close (sd);
SSL_free (ssl);
SSL_CTX_free (ctx);
}
/* EOF - cli.cpp */

98
openssl-1.0.2f/demos/ssl/inetdsrv.cpp Normal file
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/* inetdserv.cpp - Minimal ssleay server for Unix inetd.conf
* 30.9.1996, Sampo Kellomaki <sampo@iki.fi>
* From /etc/inetd.conf:
* 1111 stream tcp nowait sampo /usr/users/sampo/demo/inetdserv inetdserv
*/
#include <stdio.h>
#include <errno.h>
#include "rsa.h" /* SSLeay stuff */
#include <openssl/crypto.h>
#include <openssl/x509.h>
#include <openssl/pem.h>
#include <openssl/ssl.h>
#include <openssl/err.h>
#define HOME "/usr/users/sampo/demo/"
#define CERTF HOME "plain-cert.pem"
#define KEYF HOME "plain-key.pem"
#define CHK_NULL(x) if ((x)==NULL) exit (1)
#define CHK_ERR(err,s) if ((err)==-1) \
{ fprintf(log, "%s %d\n", (s), errno); exit(1); }
#define CHK_SSL(err) if ((err)==-1) { ERR_print_errors_fp(log); exit(2); }
void main ()
{
int err;
SSL_CTX* ctx;
SSL* ssl;
X509* client_cert;
char* str;
char buf [4096];
FILE* log;
log = fopen ("/dev/console", "a"); CHK_NULL(log);
fprintf (log, "inetdserv %ld\n", (long)getpid());
SSL_load_error_strings();
ctx = SSL_CTX_new (); CHK_NULL(ctx);
err = SSL_CTX_use_RSAPrivateKey_file (ctx, KEYF, SSL_FILETYPE_PEM);
CHK_SSL (err);
err = SSL_CTX_use_certificate_file (ctx, CERTF, SSL_FILETYPE_PEM);
CHK_SSL (err);
/* inetd has already opened the TCP connection, so we can get right
down to business. */
ssl = SSL_new (ctx); CHK_NULL(ssl);
SSL_set_fd (ssl, fileno(stdin));
err = SSL_accept (ssl); CHK_SSL(err);
/* Get the cipher - opt */
fprintf (log, "SSL connection using %s\n", SSL_get_cipher (ssl));
/* Get client's certificate (note: beware of dynamic allocation) - opt */
client_cert = SSL_get_peer_certificate (ssl);
if (client_cert != NULL) {
fprintf (log, "Client certificate:\n");
str = X509_NAME_oneline (X509_get_subject_name (client_cert));
CHK_NULL(str);
fprintf (log, "\t subject: %s\n", str);
OPENSSL_free (str);
str = X509_NAME_oneline (X509_get_issuer_name (client_cert));
CHK_NULL(str);
fprintf (log, "\t issuer: %s\n", str);
OPENSSL_free (str);
/* We could do all sorts of certificate verification stuff here before
deallocating the certificate. */
X509_free (client_cert);
} else
fprintf (log, "Client doe not have certificate.\n");
/* ------------------------------------------------- */
/* DATA EXCHANGE: Receive message and send reply */
err = SSL_read (ssl, buf, sizeof(buf) - 1); CHK_SSL(err);
buf[err] = '\0';
fprintf (log, "Got %d chars:'%s'\n", err, buf);
err = SSL_write (ssl, "Loud and clear.", strlen("Loud and clear."));
CHK_SSL(err);
/* Clean up. */
fclose (log);
SSL_free (ssl);
SSL_CTX_free (ctx);
}
/* EOF - inetdserv.cpp */

152
openssl-1.0.2f/demos/ssl/serv.cpp Normal file
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/* serv.cpp - Minimal ssleay server for Unix
30.9.1996, Sampo Kellomaki <sampo@iki.fi> */
/* mangled to work with SSLeay-0.9.0b and OpenSSL 0.9.2b
Simplified to be even more minimal
12/98 - 4/99 Wade Scholine <wades@mail.cybg.com> */
#include <stdio.h>
#include <unistd.h>
#include <stdlib.h>
#include <memory.h>
#include <errno.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <netdb.h>
#include <openssl/rsa.h> /* SSLeay stuff */
#include <openssl/crypto.h>
#include <openssl/x509.h>
#include <openssl/pem.h>
#include <openssl/ssl.h>
#include <openssl/err.h>
/* define HOME to be dir for key and cert files... */
#define HOME "./"
/* Make these what you want for cert & key files */
#define CERTF HOME "foo-cert.pem"
#define KEYF HOME "foo-cert.pem"
#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); }
void main ()
{
int err;
int listen_sd;
int sd;
struct sockaddr_in sa_serv;
struct sockaddr_in sa_cli;
size_t client_len;
SSL_CTX* ctx;
SSL* ssl;
X509* client_cert;
char* str;
char buf [4096];
SSL_METHOD *meth;
/* SSL preliminaries. We keep the certificate and key with the context. */
SSL_load_error_strings();
SSLeay_add_ssl_algorithms();
meth = SSLv23_server_method();
ctx = SSL_CTX_new (meth);
if (!ctx) {
ERR_print_errors_fp(stderr);
exit(2);
}
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)) {
fprintf(stderr,"Private key does not match the certificate public key\n");
exit(5);
}
/* ----------------------------------------------- */
/* Prepare TCP socket for receiving connections */
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 (1111); /* Server Port number */
err = bind(listen_sd, (struct sockaddr*) &sa_serv,
sizeof (sa_serv)); CHK_ERR(err, "bind");
/* Receive a TCP connection. */
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");
close (listen_sd);
printf ("Connection from %lx, port %x\n",
sa_cli.sin_addr.s_addr, sa_cli.sin_port);
/* ----------------------------------------------- */
/* TCP connection is ready. Do server side SSL. */
ssl = SSL_new (ctx); CHK_NULL(ssl);
SSL_set_fd (ssl, sd);
err = SSL_accept (ssl); CHK_SSL(err);
/* Get the cipher - opt */
printf ("SSL connection using %s\n", SSL_get_cipher (ssl));
/* Get client's certificate (note: beware of dynamic allocation) - opt */
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);
OPENSSL_free (str);
str = X509_NAME_oneline (X509_get_issuer_name (client_cert), 0, 0);
CHK_NULL(str);
printf ("\t issuer: %s\n", str);
OPENSSL_free (str);
/* We could do all sorts of certificate verification stuff here before
deallocating the certificate. */
X509_free (client_cert);
} else
printf ("Client does not have certificate.\n");
/* DATA EXCHANGE - Receive message and send reply. */
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);
/* Clean up. */
close (sd);
SSL_free (ssl);
SSL_CTX_free (ctx);
}
/* EOF - serv.cpp */