diff options
Diffstat (limited to 'doc/examples/ex-client-anon.c')
| -rw-r--r-- | doc/examples/ex-client-anon.c | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/doc/examples/ex-client-anon.c b/doc/examples/ex-client-anon.c index e86e9302f5..39d5a7e3cd 100644 --- a/doc/examples/ex-client-anon.c +++ b/doc/examples/ex-client-anon.c @@ -11,11 +11,18 @@ #include <sys/socket.h> #include <arpa/inet.h> #include <unistd.h> +#include <assert.h> #include <gnutls/gnutls.h> /* A very basic TLS client, with anonymous authentication. */ +#define LOOP_CHECK(rval, cmd) \ + do { \ + rval = cmd; \ + } while(rval == GNUTLS_E_AGAIN || rval == GNUTLS_E_INTERRUPTED); \ + assert(rval >= 0) + #define MAX_BUF 1024 #define MSG "GET / HTTP/1.0\r\n\r\n" @@ -74,9 +81,9 @@ int main(void) gnutls_free(desc); } - gnutls_record_send(session, MSG, strlen(MSG)); + LOOP_CHECK(ret, gnutls_record_send(session, MSG, strlen(MSG))); - ret = gnutls_record_recv(session, buffer, MAX_BUF); + LOOP_CHECK(ret, gnutls_record_recv(session, buffer, MAX_BUF)); if (ret == 0) { printf("- Peer has closed the TLS connection\n"); goto end; @@ -95,7 +102,7 @@ int main(void) fputs("\n", stdout); } - gnutls_bye(session, GNUTLS_SHUT_RDWR); + LOOP_CHECK(ret, gnutls_bye(session, GNUTLS_SHUT_RDWR)); end: |