1 //
2 // Copyright 2018 gRPC authors.
3 //
4 // Licensed under the Apache License, Version 2.0 (the "License");
5 // you may not use this file except in compliance with the License.
6 // You may obtain a copy of the License at
7 //
8 //     http://www.apache.org/licenses/LICENSE-2.0
9 //
10 // Unless required by applicable law or agreed to in writing, software
11 // distributed under the License is distributed on an "AS IS" BASIS,
12 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 // See the License for the specific language governing permissions and
14 // limitations under the License.
15 //
16 
17 #ifndef GRPC_SRC_CORE_EXT_XDS_UPB_UTILS_H
18 #define GRPC_SRC_CORE_EXT_XDS_UPB_UTILS_H
19 
20 #include <grpc/support/port_platform.h>
21 
22 #include <string>
23 
24 #include "absl/strings/string_view.h"
25 #include "upb/base/string_view.h"
26 
27 namespace grpc_core {
28 
29 // Works for both std::string and absl::string_view.
30 template <typename T>
StdStringToUpbString(const T & str)31 inline upb_StringView StdStringToUpbString(const T& str) {
32   return upb_StringView_FromDataAndSize(str.data(), str.size());
33 }
34 
UpbStringToAbsl(const upb_StringView & str)35 inline absl::string_view UpbStringToAbsl(const upb_StringView& str) {
36   return absl::string_view(str.data, str.size);
37 }
38 
UpbStringToStdString(const upb_StringView & str)39 inline std::string UpbStringToStdString(const upb_StringView& str) {
40   return std::string(str.data, str.size);
41 }
42 
43 }  // namespace grpc_core
44 
45 #endif  // GRPC_SRC_CORE_EXT_XDS_UPB_UTILS_H
46