diff options
Diffstat (limited to 'demos/bio/saccept.c')
| -rw-r--r-- | demos/bio/saccept.c | 29 |
1 files changed, 22 insertions, 7 deletions
diff --git a/demos/bio/saccept.c b/demos/bio/saccept.c index 0d173aa..b6d0361 100644 --- a/demos/bio/saccept.c +++ b/demos/bio/saccept.c @@ -18,16 +18,30 @@ #define CERT_FILE "server.pem" -BIO *in = NULL; +static int done = 0; -void close_up() +void interrupt() { - BIO_free(in); + done = 1; +} + +void sigsetup(void) +{ + struct sigaction sa; + + /* + * Catch at most once, and don't restart the accept system call. + */ + sa.sa_flags = SA_RESETHAND; + sa.sa_handler = interrupt; + sigemptyset(&sa.sa_mask); + sigaction(SIGINT, &sa, NULL); } int main(int argc, char *argv[]) { char *port = NULL; + BIO *in = NULL; BIO *ssl_bio, *tmp; SSL_CTX *ctx; char buf[512]; @@ -38,15 +52,13 @@ int main(int argc, char *argv[]) else port = argv[1]; - signal(SIGINT, close_up); - SSL_load_error_strings(); /* Add ciphers and message digests */ OpenSSL_add_ssl_algorithms(); ctx = SSL_CTX_new(TLS_server_method()); - if (!SSL_CTX_use_certificate_file(ctx, CERT_FILE, SSL_FILETYPE_PEM)) + if (!SSL_CTX_use_certificate_chain_file(ctx, CERT_FILE)) goto err; if (!SSL_CTX_use_PrivateKey_file(ctx, CERT_FILE, SSL_FILETYPE_PEM)) goto err; @@ -66,6 +78,9 @@ int main(int argc, char *argv[]) */ BIO_set_accept_bios(in, ssl_bio); + /* Arrange to leave server loop on interrupt */ + sigsetup(); + again: /* * The first call will setup the accept socket, and the second will get a @@ -76,7 +91,7 @@ int main(int argc, char *argv[]) if (BIO_do_accept(in) <= 0) goto err; - for (;;) { + while (!done) { i = BIO_read(in, buf, 512); if (i == 0) { /* |