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 <grpc/support/port_platform.h>
16
17 #include "src/core/lib/transport/message.h"
18
19 #include "absl/strings/str_cat.h"
20
21 #include <grpc/impl/grpc_types.h>
22
23 namespace grpc_core {
24
DebugString() const25 std::string Message::DebugString() const {
26 std::string out = absl::StrCat(payload_.Length(), "b");
27 auto flags = flags_;
28 auto explain = [&flags, &out](uint32_t flag, absl::string_view name) {
29 if (flags & flag) {
30 flags &= ~flag;
31 absl::StrAppend(&out, ":", name);
32 }
33 };
34 explain(GRPC_WRITE_BUFFER_HINT, "write_buffer");
35 explain(GRPC_WRITE_NO_COMPRESS, "no_compress");
36 explain(GRPC_WRITE_THROUGH, "write_through");
37 explain(GRPC_WRITE_INTERNAL_COMPRESS, "compress");
38 explain(GRPC_WRITE_INTERNAL_TEST_ONLY_WAS_COMPRESSED, "was_compressed");
39 if (flags != 0) {
40 absl::StrAppend(&out, ":huh=0x", absl::Hex(flags));
41 }
42 return out;
43 }
44
45 } // namespace grpc_core
46