/* Structure passed to cert status callback */
typedef struct tlsextstatusctx_st {
+ int timeout;
+ /* File to load OCSP Response from (or NULL if no file) */
+ char *respin;
/* Default responder to use */
char *host, *path, *port;
int use_ssl;
- int timeout;
int verbose;
} tlsextstatusctx;
-static tlsextstatusctx tlscstatp = { NULL, NULL, NULL, 0, -1, 0 };
+static tlsextstatusctx tlscstatp = { -1 };
#ifndef OPENSSL_NO_OCSP
+
/*
- * Certificate Status callback. This is called when a client includes a
- * certificate status request extension. This is a simplified version. It
- * examines certificates each time and makes one OCSP responder query for
- * each request. A full version would store details such as the OCSP
- * certificate IDs and minimise the number of OCSP responses by caching them
- * until they were considered "expired".
+ * Helper function to get an OCSP_RESPONSE from a responder. This is a
+ * simplified version. It examines certificates each time and makes one OCSP
+ * responder query for each request. A full version would store details such as
+ * the OCSP certificate IDs and minimise the number of OCSP responses by caching
+ * them until they were considered "expired".
*/
-
-static int cert_status_cb(SSL *s, void *arg)
+static int get_ocsp_resp_from_responder(SSL *s, tlsextstatusctx *srctx,
+ OCSP_RESPONSE **resp)
{
- tlsextstatusctx *srctx = arg;
char *host = NULL, *port = NULL, *path = NULL;
int use_ssl;
- unsigned char *rspder = NULL;
- int rspderlen;
STACK_OF(OPENSSL_STRING) *aia = NULL;
X509 *x = NULL;
X509_STORE_CTX *inctx = NULL;
X509_OBJECT *obj;
OCSP_REQUEST *req = NULL;
- OCSP_RESPONSE *resp = NULL;
OCSP_CERTID *id = NULL;
STACK_OF(X509_EXTENSION) *exts;
int ret = SSL_TLSEXT_ERR_NOACK;
int i;
- if (srctx->verbose)
- BIO_puts(bio_err, "cert_status: callback called\n");
/* Build up OCSP query from server certificate */
x = SSL_get_certificate(s);
aia = X509_get1_ocsp(x);
if (!OCSP_REQUEST_add_ext(req, ext, -1))
goto err;
}
- resp = process_responder(req, host, path, port, use_ssl, NULL,
+ *resp = process_responder(req, host, path, port, use_ssl, NULL,
srctx->timeout);
- if (!resp) {
+ if (*resp == NULL) {
BIO_puts(bio_err, "cert_status: error querying responder\n");
goto done;
}
- rspderlen = i2d_OCSP_RESPONSE(resp, &rspder);
- if (rspderlen <= 0)
- goto err;
- SSL_set_tlsext_status_ocsp_resp(s, rspder, rspderlen);
- if (srctx->verbose) {
- BIO_puts(bio_err, "cert_status: ocsp response sent:\n");
- OCSP_RESPONSE_print(bio_err, resp, 2);
- }
+
ret = SSL_TLSEXT_ERR_OK;
goto done;
err:
ret = SSL_TLSEXT_ERR_ALERT_FATAL;
done:
- if (ret != SSL_TLSEXT_ERR_OK)
- ERR_print_errors(bio_err);
- if (aia) {
+ /*
+ * If we parsed aia we need to free; otherwise they were copied and we
+ * don't
+ */
+ if (aia != NULL) {
OPENSSL_free(host);
OPENSSL_free(path);
OPENSSL_free(port);
}
OCSP_CERTID_free(id);
OCSP_REQUEST_free(req);
- OCSP_RESPONSE_free(resp);
X509_STORE_CTX_free(inctx);
return ret;
}
+
+/*
+ * Certificate Status callback. This is called when a client includes a
+ * certificate status request extension. The response is either obtained from a
+ * file, or from an OCSP responder.
+ */
+static int cert_status_cb(SSL *s, void *arg)
+{
+ tlsextstatusctx *srctx = arg;
+ OCSP_RESPONSE *resp = NULL;
+ unsigned char *rspder = NULL;
+ int rspderlen;
+ int ret = SSL_TLSEXT_ERR_ALERT_FATAL;
+
+ if (srctx->verbose)
+ BIO_puts(bio_err, "cert_status: callback called\n");
+
+ if (srctx->respin != NULL) {
+ BIO *derbio = bio_open_default(srctx->respin, 'r', FORMAT_ASN1);
+ if (derbio == NULL) {
+ BIO_puts(bio_err, "cert_status: Cannot open OCSP response file\n");
+ goto err;
+ }
+ resp = d2i_OCSP_RESPONSE_bio(derbio, NULL);
+ BIO_free(derbio);
+ if (resp == NULL) {
+ BIO_puts(bio_err, "cert_status: Error reading OCSP response\n");
+ goto err;
+ }
+ } else {
+ ret = get_ocsp_resp_from_responder(s, srctx, &resp);
+ if (ret != SSL_TLSEXT_ERR_OK)
+ goto err;
+ }
+
+ rspderlen = i2d_OCSP_RESPONSE(resp, &rspder);
+ if (rspderlen <= 0)
+ goto err;
+
+ SSL_set_tlsext_status_ocsp_resp(s, rspder, rspderlen);
+ if (srctx->verbose) {
+ BIO_puts(bio_err, "cert_status: ocsp response sent:\n");
+ OCSP_RESPONSE_print(bio_err, resp, 2);
+ }
+
+ ret = SSL_TLSEXT_ERR_OK;
+
+ err:
+ if (ret != SSL_TLSEXT_ERR_OK)
+ ERR_print_errors(bio_err);
+
+ OCSP_RESPONSE_free(resp);
+
+ return ret;
+}
#endif
#ifndef OPENSSL_NO_NEXTPROTONEG
OPT_BUILD_CHAIN, OPT_CAFILE, OPT_NOCAFILE, OPT_CHAINCAFILE,
OPT_VERIFYCAFILE, OPT_NBIO, OPT_NBIO_TEST, OPT_IGN_EOF, OPT_NO_IGN_EOF,
OPT_DEBUG, OPT_TLSEXTDEBUG, OPT_STATUS, OPT_STATUS_VERBOSE,
- OPT_STATUS_TIMEOUT, OPT_STATUS_URL, OPT_MSG, OPT_MSGFILE, OPT_TRACE,
- OPT_SECURITY_DEBUG, OPT_SECURITY_DEBUG_VERBOSE, OPT_STATE, OPT_CRLF,
- OPT_QUIET, OPT_BRIEF, OPT_NO_DHE,
+ OPT_STATUS_TIMEOUT, OPT_STATUS_URL, OPT_STATUS_FILE, OPT_MSG, OPT_MSGFILE,
+ OPT_TRACE, OPT_SECURITY_DEBUG, OPT_SECURITY_DEBUG_VERBOSE, OPT_STATE,
+ OPT_CRLF, OPT_QUIET, OPT_BRIEF, OPT_NO_DHE,
OPT_NO_RESUME_EPHEMERAL, OPT_PSK_HINT, OPT_PSK, OPT_SRPVFILE,
OPT_SRPUSERSEED, OPT_REV, OPT_WWW, OPT_UPPER_WWW, OPT_HTTP, OPT_ASYNC,
OPT_SSL_CONFIG, OPT_SPLIT_SEND_FRAG, OPT_MAX_PIPELINES, OPT_READ_BUF,
{"status_timeout", OPT_STATUS_TIMEOUT, 'n',
"Status request responder timeout"},
{"status_url", OPT_STATUS_URL, 's', "Status request fallback URL"},
+ {"status_file", OPT_STATUS_FILE, '<',
+ "File containing DER encoded OCSP Response"},
#endif
#ifndef OPENSSL_NO_SSL_TRACE
{"trace", OPT_TRACE, '-', "trace protocol messages"},
BIO_printf(bio_err, "Error parsing URL\n");
goto end;
}
+#endif
+ break;
+ case OPT_STATUS_FILE:
+#ifndef OPENSSL_NO_OCSP
+ s_tlsextstatus = 1;
+ tlscstatp.respin = opt_arg();
#endif
break;
case OPT_MSG:
*/
goto err;
}
+#ifndef OPENSSL_NO_HEARTBEATS
+ if ((buf[0] == 'B') && ((buf[1] == '\n') || (buf[1] == '\r'))) {
+ BIO_printf(bio_err, "HEARTBEATING\n");
+ SSL_heartbeat(con);
+ i = 0;
+ continue;
+ }
+#endif
if ((buf[0] == 'r') && ((buf[1] == '\n') || (buf[1] == '\r'))) {
SSL_renegotiate(con);
i = SSL_do_handshake(con);
projects / openssl.git / blobdiff