1 // Copyright 2021 The gRPC Authors
2 //
3 // Licensed under the Apache License, Version 2.0 (the "License");
4 // you may not use this file except in compliance with the License.
5 // You may obtain a copy of the License at
6 //
7 // http://www.apache.org/licenses/LICENSE-2.0
8 //
9 // Unless required by applicable law or agreed to in writing, software
10 // distributed under the License is distributed on an "AS IS" BASIS,
11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 // See the License for the specific language governing permissions and
13 // limitations under the License.
14
15 #include "src/core/lib/iomgr/resolved_address.h"
16
17 #include <grpc/event_engine/event_engine.h>
18 #include <grpc/support/port_platform.h>
19 #include <string.h>
20
21 #include "absl/log/check.h"
22 #include "src/core/lib/event_engine/resolved_address_internal.h"
23
24 // IWYU pragma: no_include <sys/socket.h>
25
26 namespace grpc_event_engine {
27 namespace experimental {
28
ResolvedAddress(const sockaddr * address,socklen_t size)29 EventEngine::ResolvedAddress::ResolvedAddress(const sockaddr* address,
30 socklen_t size)
31 : size_(size) {
32 DCHECK_GE(size, 0u);
33 CHECK(static_cast<size_t>(size) <= sizeof(address_));
34 memcpy(&address_, address, size);
35 }
36
address() const37 const struct sockaddr* EventEngine::ResolvedAddress::address() const {
38 return reinterpret_cast<const struct sockaddr*>(address_);
39 }
40
size() const41 socklen_t EventEngine::ResolvedAddress::size() const { return size_; }
42
CreateResolvedAddress(const grpc_resolved_address & addr)43 EventEngine::ResolvedAddress CreateResolvedAddress(
44 const grpc_resolved_address& addr) {
45 return EventEngine::ResolvedAddress(
46 reinterpret_cast<const sockaddr*>(addr.addr), addr.len);
47 }
48
CreateGRPCResolvedAddress(const EventEngine::ResolvedAddress & ra)49 grpc_resolved_address CreateGRPCResolvedAddress(
50 const EventEngine::ResolvedAddress& ra) {
51 static_assert(
52 GRPC_MAX_SOCKADDR_SIZE == EventEngine::ResolvedAddress::MAX_SIZE_BYTES,
53 "size should match");
54 grpc_resolved_address grpc_addr;
55 memset(&grpc_addr, 0, sizeof(grpc_resolved_address));
56 memcpy(grpc_addr.addr, ra.address(), ra.size());
57 grpc_addr.len = ra.size();
58 return grpc_addr;
59 }
60
61 } // namespace experimental
62 } // namespace grpc_event_engine
63