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author | Ralf S. Engelschall <rse@openssl.org> | 1998-12-21 10:52:47 +0000 |
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committer | Ralf S. Engelschall <rse@openssl.org> | 1998-12-21 10:52:47 +0000 |
commit | d02b48c63a58ea4367a0e905979f140b7d090f86 (patch) | |
tree | 504f62ed3d84799f785b9cd9fab255a21b0e1b0e /demos/bio/sconnect.c | |
download | openssl-d02b48c63a58ea4367a0e905979f140b7d090f86.tar.gz |
Import of old SSLeay release: SSLeay 0.8.1b
Diffstat (limited to 'demos/bio/sconnect.c')
-rw-r--r-- | demos/bio/sconnect.c | 115 |
1 files changed, 115 insertions, 0 deletions
diff --git a/demos/bio/sconnect.c b/demos/bio/sconnect.c new file mode 100644 index 0000000000..8a667f5911 --- /dev/null +++ b/demos/bio/sconnect.c @@ -0,0 +1,115 @@ +/* NOCW */ +/* demos/bio/sconnect.c */ + +/* A minimal program to do SSL to a passed host and port. + * It is actually using non-blocking IO but in a very simple manner + * sconnect host:port - it does a 'GET / HTTP/1.0' + * + * cc -I../../include sconnect.c -L../.. -lssl -lcrypto + */ +#include <stdio.h> +#include <stdlib.h> +#include "err.h" +#include "ssl.h" + +extern int errno; + +int main(argc,argv) +int argc; +char *argv[]; + { + char *host; + BIO *out; + char buf[1024*10],*p; + SSL_CTX *ssl_ctx=NULL; + SSL *ssl; + BIO *ssl_bio; + int i,len,off,ret=1; + + if (argc <= 1) + host="localhost:4433"; + else + host=argv[1]; + + /* Lets get nice error messages */ + SSL_load_error_strings(); + + /* Setup all the global SSL stuff */ + SSLeay_add_ssl_algorithms(); + ssl_ctx=SSL_CTX_new(SSLv23_client_method()); + + /* Lets make a SSL structure */ + ssl=SSL_new(ssl_ctx); + SSL_set_connect_state(ssl); + + /* Use it inside an SSL BIO */ + ssl_bio=BIO_new(BIO_f_ssl()); + BIO_set_ssl(ssl_bio,ssl,BIO_CLOSE); + + /* Lets use a connect BIO under the SSL BIO */ + out=BIO_new(BIO_s_connect()); + BIO_set_hostname(out,host); + BIO_set_nbio(out,1); + out=BIO_push(ssl_bio,out); + + p="GET / HTTP/1.0\r\n\r\n"; + len=strlen(p); + + off=0; + for (;;) + { + i=BIO_write(out,&(p[off]),len); + if (i <= 0) + { + if (BIO_should_retry(out)) + { + fprintf(stderr,"write DELAY\n"); + sleep(1); + continue; + } + else + { + goto err; + } + } + off+=i; + len-=i; + if (len <= 0) break; + } + + for (;;) + { + i=BIO_read(out,buf,sizeof(buf)); + if (i == 0) break; + if (i < 0) + { + if (BIO_should_retry(out)) + { + 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(out); + if (ssl_ctx != NULL) SSL_CTX_free(ssl_ctx); + exit(!ret); + return(ret); + } + |