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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-28 07:34:15 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-28 07:34:15 +0000
commitafea5f9539cbf1eeaa85ec77d79eb2f59724f470 (patch)
tree2a4eba394a6bc60d2eaa8304d91168a07225d51e /src/shrpx_quic.h
parentInitial commit. (diff)
downloadnghttp2-afea5f9539cbf1eeaa85ec77d79eb2f59724f470.tar.xz
nghttp2-afea5f9539cbf1eeaa85ec77d79eb2f59724f470.zip
Adding upstream version 1.52.0.upstream/1.52.0upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/shrpx_quic.h')
-rw-r--r--src/shrpx_quic.h138
1 files changed, 138 insertions, 0 deletions
diff --git a/src/shrpx_quic.h b/src/shrpx_quic.h
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+/*
+ * nghttp2 - HTTP/2 C Library
+ *
+ * Copyright (c) 2021 Tatsuhiro Tsujikawa
+ *
+ * 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 SHRPX_QUIC_H
+#define SHRPX_QUIC_H
+
+#include "shrpx.h"
+
+#include <stdint.h>
+
+#include <functional>
+
+#include <ngtcp2/ngtcp2.h>
+
+#include "network.h"
+
+using namespace nghttp2;
+
+namespace std {
+template <> struct hash<ngtcp2_cid> {
+ std::size_t operator()(const ngtcp2_cid &cid) const noexcept {
+ // FNV-1a 64bits variant
+ constexpr uint64_t basis = 0xCBF29CE484222325ULL;
+ const uint8_t *p = cid.data, *end = cid.data + cid.datalen;
+ uint64_t h = basis;
+
+ for (; p != end;) {
+ h ^= *p++;
+ h *= basis;
+ }
+
+ return static_cast<size_t>(h);
+ }
+};
+} // namespace std
+
+bool operator==(const ngtcp2_cid &lhs, const ngtcp2_cid &rhs);
+
+namespace shrpx {
+
+struct UpstreamAddr;
+struct QUICKeyingMaterials;
+struct QUICKeyingMaterial;
+
+constexpr size_t SHRPX_QUIC_SCIDLEN = 20;
+constexpr size_t SHRPX_QUIC_SERVER_IDLEN = 4;
+// SHRPX_QUIC_CID_PREFIXLEN includes SHRPX_QUIC_SERVER_IDLEN.
+constexpr size_t SHRPX_QUIC_CID_PREFIXLEN = 8;
+constexpr size_t SHRPX_QUIC_CID_PREFIX_OFFSET = 1;
+constexpr size_t SHRPX_QUIC_DECRYPTED_DCIDLEN = 16;
+constexpr size_t SHRPX_QUIC_CID_ENCRYPTION_KEYLEN = 16;
+constexpr size_t SHRPX_QUIC_MAX_UDP_PAYLOAD_SIZE = 1472;
+constexpr size_t SHRPX_QUIC_CONN_CLOSE_PKTLEN = 256;
+constexpr size_t SHRPX_QUIC_STATELESS_RESET_BURST = 100;
+constexpr size_t SHRPX_QUIC_SECRET_RESERVEDLEN = 4;
+constexpr size_t SHRPX_QUIC_SECRETLEN = 32;
+constexpr size_t SHRPX_QUIC_SALTLEN = 32;
+constexpr uint8_t SHRPX_QUIC_DCID_KM_ID_MASK = 0xc0;
+
+ngtcp2_tstamp quic_timestamp();
+
+int quic_send_packet(const UpstreamAddr *faddr, const sockaddr *remote_sa,
+ size_t remote_salen, const sockaddr *local_sa,
+ size_t local_salen, const ngtcp2_pkt_info &pi,
+ const uint8_t *data, size_t datalen, size_t gso_size);
+
+int generate_quic_retry_connection_id(ngtcp2_cid &cid, size_t cidlen,
+ const uint8_t *server_id, uint8_t km_id,
+ const uint8_t *key);
+
+int generate_quic_connection_id(ngtcp2_cid &cid, size_t cidlen,
+ const uint8_t *cid_prefix, uint8_t km_id,
+ const uint8_t *key);
+
+int encrypt_quic_connection_id(uint8_t *dest, const uint8_t *src,
+ const uint8_t *key);
+
+int decrypt_quic_connection_id(uint8_t *dest, const uint8_t *src,
+ const uint8_t *key);
+
+int generate_quic_hashed_connection_id(ngtcp2_cid &dest,
+ const Address &remote_addr,
+ const Address &local_addr,
+ const ngtcp2_cid &cid);
+
+int generate_quic_stateless_reset_token(uint8_t *token, const ngtcp2_cid &cid,
+ const uint8_t *secret,
+ size_t secretlen);
+
+int generate_retry_token(uint8_t *token, size_t &tokenlen, uint32_t version,
+ const sockaddr *sa, socklen_t salen,
+ const ngtcp2_cid &retry_scid, const ngtcp2_cid &odcid,
+ const uint8_t *secret, size_t secretlen);
+
+int verify_retry_token(ngtcp2_cid &odcid, const uint8_t *token, size_t tokenlen,
+ uint32_t version, const ngtcp2_cid &dcid,
+ const sockaddr *sa, socklen_t salen,
+ const uint8_t *secret, size_t secretlen);
+
+int generate_token(uint8_t *token, size_t &tokenlen, const sockaddr *sa,
+ size_t salen, const uint8_t *secret, size_t secretlen);
+
+int verify_token(const uint8_t *token, size_t tokenlen, const sockaddr *sa,
+ socklen_t salen, const uint8_t *secret, size_t secretlen);
+
+int generate_quic_connection_id_encryption_key(uint8_t *key, size_t keylen,
+ const uint8_t *secret,
+ size_t secretlen,
+ const uint8_t *salt,
+ size_t saltlen);
+
+const QUICKeyingMaterial *
+select_quic_keying_material(const QUICKeyingMaterials &qkms, uint8_t km_id);
+
+} // namespace shrpx
+
+#endif // SHRPX_QUIC_H