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Diffstat (limited to 'openssl/demos/eay/conn.c')
-rw-r--r--openssl/demos/eay/conn.c105
1 files changed, 105 insertions, 0 deletions
diff --git a/openssl/demos/eay/conn.c b/openssl/demos/eay/conn.c
new file mode 100644
index 000000000..c4b8f5163
--- /dev/null
+++ b/openssl/demos/eay/conn.c
@@ -0,0 +1,105 @@
+/* NOCW */
+/* demos/eay/conn.c */
+
+/* A minimal program to connect to a port using the sock4a protocol.
+ *
+ * cc -I../../include conn.c -L../.. -lcrypto
+ */
+#include <stdio.h>
+#include <stdlib.h>
+#include <openssl/err.h>
+#include <openssl/bio.h>
+/* #include "proxy.h" */
+
+extern int errno;
+
+int main(argc,argv)
+int argc;
+char *argv[];
+ {
+ PROXY *pxy;
+ char *host;
+ char buf[1024*10],*p;
+ BIO *bio;
+ int i,len,off,ret=1;
+
+ if (argc <= 1)
+ host="localhost:4433";
+ else
+ host=argv[1];
+
+ /* Lets get nice error messages */
+ ERR_load_crypto_strings();
+
+ /* First, configure proxy settings */
+ pxy=PROXY_new();
+ PROXY_add_server(pxy,PROXY_PROTOCOL_SOCKS,"gromit:1080");
+
+ bio=BIO_new(BIO_s_socks4a_connect());
+
+ BIO_set_conn_hostname(bio,host);
+ BIO_set_proxies(bio,pxy);
+ BIO_set_socks_userid(bio,"eay");
+ BIO_set_nbio(bio,1);
+
+ p="GET / HTTP/1.0\r\n\r\n";
+ len=strlen(p);
+
+ off=0;
+ for (;;)
+ {
+ i=BIO_write(bio,&(p[off]),len);
+ if (i <= 0)
+ {
+ if (BIO_should_retry(bio))
+ {
+ fprintf(stderr,"write DELAY\n");
+ sleep(1);
+ continue;
+ }
+ else
+ {
+ goto err;
+ }
+ }
+ off+=i;
+ len-=i;
+ if (len <= 0) break;
+ }
+
+ for (;;)
+ {
+ i=BIO_read(bio,buf,sizeof(buf));
+ if (i == 0) break;
+ if (i < 0)
+ {
+ if (BIO_should_retry(bio))
+ {
+ fprintf(stderr,"read DELAY\n");
+ sleep(1);
+ continue;
+ }
+ goto err;
+ }
+ fwrite(buf,1,i,stdout);
+ }
+
+ ret=1;
+
+ if (0)
+ {
+err:
+ if (ERR_peek_error() == 0) /* system call error */
+ {
+ fprintf(stderr,"errno=%d ",errno);
+ perror("error");
+ }
+ else
+ ERR_print_errors_fp(stderr);
+ }
+ BIO_free_all(bio);
+ if (pxy != NULL) PROXY_free(pxy);
+ exit(!ret);
+ return(ret);
+ }
+