1 // Copyright 2024 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/transport/message.h"
16
17 #include <grpc/impl/grpc_types.h>
18 #include <grpc/support/port_platform.h>
19
20 #include "absl/strings/str_cat.h"
21
22 namespace grpc_core {
23
DebugString() const24 std::string Message::DebugString() const {
25 std::string out = absl::StrCat(payload_.Length(), "b");
26 auto flags = flags_;
27 auto explain = [&flags, &out](uint32_t flag, absl::string_view name) {
28 if (flags & flag) {
29 flags &= ~flag;
30 absl::StrAppend(&out, ":", name);
31 }
32 };
33 explain(GRPC_WRITE_BUFFER_HINT, "write_buffer");
34 explain(GRPC_WRITE_NO_COMPRESS, "no_compress");
35 explain(GRPC_WRITE_THROUGH, "write_through");
36 explain(GRPC_WRITE_INTERNAL_COMPRESS, "compress");
37 explain(GRPC_WRITE_INTERNAL_TEST_ONLY_WAS_COMPRESSED, "was_compressed");
38 if (flags != 0) {
39 absl::StrAppend(&out, ":huh=0x", absl::Hex(flags));
40 }
41 return out;
42 }
43
44 } // namespace grpc_core
45