1 files changed, 107 insertions, 0 deletions
diff --git a/src/contrib/libngtcp2/ngtcp2/ngtcp2_crypto_gnutls.h b/src/contrib/libngtcp2/ngtcp2/ngtcp2_crypto_gnutls.h
new file mode 100644
index 0000000..af5503f
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+++ b/src/contrib/libngtcp2/ngtcp2/ngtcp2_crypto_gnutls.h
@@ -0,0 +1,107 @@
+/*
+ * ngtcp2
+ *
+ * Copyright (c) 2020 ngtcp2 contributors
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sublicense, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be
+ * included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+ * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+ * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+ * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+#ifndef NGTCP2_CRYPTO_GNUTLS_H
+#define NGTCP2_CRYPTO_GNUTLS_H
+
+#include <ngtcp2/ngtcp2.h>
+
+#include <gnutls/gnutls.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * @function
+ *
+ * `ngtcp2_crypto_gnutls_from_gnutls_record_encryption_level`
+ * translates |gtls_level| to :type:`ngtcp2_crypto_level`.  This
+ * function is only available for GnuTLS backend.
+ */
+NGTCP2_EXTERN ngtcp2_crypto_level
+ngtcp2_crypto_gnutls_from_gnutls_record_encryption_level(
+    gnutls_record_encryption_level_t gtls_level);
+
+/**
+ * @function
+ *
+ * `ngtcp2_crypto_gnutls_from_ngtcp2_crypto_level` translates
+ * |crypto_level| to gnutls_record_encryption_level_t.  This function
+ * is only available for GnuTLS backend.
+ */
+NGTCP2_EXTERN gnutls_record_encryption_level_t
+ngtcp2_crypto_gnutls_from_ngtcp2_level(ngtcp2_crypto_level crypto_level);
+
+/**
+ * @function
+ *
+ * `ngtcp2_crypto_gnutls_configure_server_session` configures
+ * |session| for server side QUIC connection.  It performs the
+ * following modifications:
+ *
+ * - Set gnutls_handshake_set_secret_function.
+ * - Set gnutls_handshake_set_read_function.
+ * - Set gnutls_alert_set_read_function.
+ * - Register a TLS extension handler for QUIC Transport Parameters.
+ *
+ * Application must set a pointer to :type:`ngtcp2_crypto_conn_ref` to
+ * gnutls_session_t object by calling gnutls_session_set_ptr, and
+ * :type:`ngtcp2_crypto_conn_ref` object must have
+ * :member:`ngtcp2_crypto_conn_ref.get_conn` field assigned to get
+ * :type:`ngtcp2_conn`.
+ *
+ * It returns 0 if it succeeds, or -1.
+ */
+NGTCP2_EXTERN int
+ngtcp2_crypto_gnutls_configure_server_session(gnutls_session_t session);
+
+/**
+ * @function
+ *
+ * `ngtcp2_crypto_gnutls_configure_client_session` configures
+ * |session| for client side QUIC connection.  It performs the
+ * following modifications:
+ *
+ * - Set gnutls_handshake_set_secret_function.
+ * - Set gnutls_handshake_set_read_function.
+ * - Set gnutls_alert_set_read_function.
+ * - Register a TLS extension handler for QUIC Transport Parameters.
+ *
+ * Application must set a pointer to :type:`ngtcp2_crypto_conn_ref` to
+ * gnutls_session_t object by calling gnutls_session_set_ptr, and
+ * :type:`ngtcp2_crypto_conn_ref` object must have
+ * :member:`ngtcp2_crypto_conn_ref.get_conn` field assigned to get
+ * :type:`ngtcp2_conn`.
+ *
+ * It returns 0 if it succeeds, or -1.
+ */
+NGTCP2_EXTERN int
+ngtcp2_crypto_gnutls_configure_client_session(gnutls_session_t session);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* NGTCP2_CRYPTO_GNUTLS_H */