1 // Copyright 2018 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #ifndef MOJO_PUBLIC_CPP_BASE_STRING16_MOJOM_TRAITS_H_ 6 #define MOJO_PUBLIC_CPP_BASE_STRING16_MOJOM_TRAITS_H_ 7 8 #include <cstdint> 9 10 #include "base/component_export.h" 11 #include "base/containers/span.h" 12 #include "base/strings/string_piece.h" 13 #include "mojo/public/cpp/base/big_buffer.h" 14 #include "mojo/public/cpp/bindings/struct_traits.h" 15 #include "mojo/public/mojom/base/string16.mojom-shared.h" 16 17 namespace mojo { 18 19 template <> 20 struct COMPONENT_EXPORT(MOJO_BASE_MOJOM) 21 StructTraits<mojo_base::mojom::String16DataView, base::StringPiece16> { 22 static base::span<const uint16_t> data(base::StringPiece16 str) { 23 return base::make_span(reinterpret_cast<const uint16_t*>(str.data()), 24 str.size()); 25 } 26 }; 27 28 template <> 29 struct COMPONENT_EXPORT(MOJO_BASE_MOJOM) 30 StructTraits<mojo_base::mojom::String16DataView, base::string16> { 31 static base::span<const uint16_t> data(const base::string16& str) { 32 return StructTraits<mojo_base::mojom::String16DataView, 33 base::StringPiece16>::data(str); 34 } 35 36 static bool Read(mojo_base::mojom::String16DataView data, 37 base::string16* out); 38 }; 39 40 template <> 41 struct COMPONENT_EXPORT(MOJO_BASE_MOJOM) 42 StructTraits<mojo_base::mojom::BigString16DataView, base::string16> { 43 static mojo_base::BigBuffer data(const base::string16& str); 44 45 static bool Read(mojo_base::mojom::BigString16DataView data, 46 base::string16* out); 47 }; 48 49 } // namespace mojo 50 51 #endif // MOJO_PUBLIC_CPP_BASE_STRING16_MOJOM_TRAITS_H_ 52
