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-rw-r--r--daemon/network.h70
1 files changed, 70 insertions, 0 deletions
diff --git a/daemon/network.h b/daemon/network.h
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+++ b/daemon/network.h
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+/* Copyright (C) 2015-2017 CZ.NIC, z.s.p.o. <knot-dns@labs.nic.cz>
+
+ This program is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <https://www.gnu.org/licenses/>.
+ */
+
+#pragma once
+
+#include <uv.h>
+#include <stdbool.h>
+
+#include "lib/generic/array.h"
+#include "lib/generic/map.h"
+
+struct engine;
+
+enum endpoint_flag {
+ NET_DOWN = 0 << 0,
+ NET_UDP = 1 << 0,
+ NET_TCP = 1 << 1,
+ NET_TLS = 1 << 2,
+};
+
+struct endpoint {
+ uv_udp_t *udp;
+ uv_tcp_t *tcp;
+ uint16_t port;
+ uint16_t flags;
+};
+
+/** @cond internal Array of endpoints */
+typedef array_t(struct endpoint*) endpoint_array_t;
+/* @endcond */
+
+struct net_tcp_param {
+ uint64_t in_idle_timeout;
+ uint64_t tls_handshake_timeout;
+};
+
+struct tls_session_ticket_ctx;
+struct network {
+ uv_loop_t *loop;
+ map_t endpoints;
+ struct tls_credentials *tls_credentials;
+ map_t tls_client_params;
+ struct tls_session_ticket_ctx *tls_session_ticket_ctx;
+ struct net_tcp_param tcp;
+ int tcp_backlog;
+};
+
+void network_init(struct network *net, uv_loop_t *loop, int tcp_backlog);
+void network_deinit(struct network *net);
+int network_listen_fd(struct network *net, int fd, bool use_tls);
+int network_listen(struct network *net, const char *addr, uint16_t port, uint32_t flags);
+int network_close(struct network *net, const char *addr, uint16_t port);
+int network_set_tls_cert(struct network *net, const char *cert);
+int network_set_tls_key(struct network *net, const char *key);
+void network_new_hostname(struct network *net, struct engine *engine);
+int network_set_bpf(struct network *net, int bpf_fd);
+void network_clear_bpf(struct network *net);