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-rw-r--r--lib/vtls/gtls.c44
-rw-r--r--lib/vtls/gtls.h3
2 files changed, 47 insertions, 0 deletions
diff --git a/lib/vtls/gtls.c b/lib/vtls/gtls.c
index 5d4e48a25..27ca691e0 100644
--- a/lib/vtls/gtls.c
+++ b/lib/vtls/gtls.c
@@ -98,6 +98,14 @@ static bool gtls_inited = FALSE;
# define HAS_ALPN
# endif
# endif
+
+# if (GNUTLS_VERSION_NUMBER >= 0x03020d)
+# define HAS_OCSP
+# endif
+#endif
+
+#ifdef HAS_OCSP
+# include <gnutls/ocsp.h>
#endif
/*
@@ -663,6 +671,16 @@ gtls_connect_step1(struct connectdata *conn,
/* lowat must be set to zero when using custom push and pull functions. */
gnutls_transport_set_lowat(session, 0);
+#ifdef HAS_OCSP
+ if(data->set.ssl.verifystatus) {
+ rc = gnutls_ocsp_status_request_enable_client(session, NULL, 0, NULL);
+ if(rc != GNUTLS_E_SUCCESS) {
+ failf(data, "gnutls_ocsp_status_request_enable_client() failed: %d", rc);
+ return CURLE_SSL_CONNECT_ERROR;
+ }
+ }
+#endif
+
/* This might be a reconnect, so we check for a session ID in the cache
to speed up things */
@@ -822,6 +840,23 @@ gtls_connect_step3(struct connectdata *conn,
else
infof(data, "\t server certificate verification SKIPPED\n");
+#ifdef HAS_OCSP
+ if(data->set.ssl.verifystatus) {
+ if(gnutls_ocsp_status_request_is_checked(session, 0) == 0) {
+ if(verify_status & GNUTLS_CERT_REVOKED)
+ failf(data, "SSL server certificate was REVOKED\n");
+ else
+ failf(data, "SSL server certificate status verification FAILED");
+
+ return CURLE_SSL_INVALIDCERTSTATUS;
+ }
+ else
+ infof(data, "SSL server certificate status verification OK\n");
+ }
+ else
+ infof(data, "SSL server certificate status verification SKIPPED\n");
+#endif
+
/* initialize an X.509 certificate structure. */
gnutls_x509_crt_init(&x509_cert);
@@ -1392,4 +1427,13 @@ void Curl_gtls_md5sum(unsigned char *tmp, /* input */
#endif
}
+bool Curl_gtls_cert_status_request(void)
+{
+#ifdef HAS_OCSP
+ return TRUE;
+#else
+ return FALSE;
+#endif
+}
+
#endif /* USE_GNUTLS */
diff --git a/lib/vtls/gtls.h b/lib/vtls/gtls.h
index 12460beda..d02a366a6 100644
--- a/lib/vtls/gtls.h
+++ b/lib/vtls/gtls.h
@@ -53,6 +53,8 @@ void Curl_gtls_md5sum(unsigned char *tmp, /* input */
unsigned char *md5sum, /* output */
size_t md5len);
+bool Curl_gtls_cert_status_request(void);
+
/* API setup for GnuTLS */
#define curlssl_init Curl_gtls_init
#define curlssl_cleanup Curl_gtls_cleanup
@@ -70,6 +72,7 @@ void Curl_gtls_md5sum(unsigned char *tmp, /* input */
#define curlssl_data_pending(x,y) ((void)x, (void)y, 0)
#define curlssl_random(x,y,z) Curl_gtls_random(x,y,z)
#define curlssl_md5sum(a,b,c,d) Curl_gtls_md5sum(a,b,c,d)
+#define curlssl_cert_status_request() Curl_gtls_cert_status_request()
#define CURL_SSL_BACKEND CURLSSLBACKEND_GNUTLS
#endif /* USE_GNUTLS */