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Diffstat (limited to 'NorthstarDedicatedTest/include/rapidjson/internal/strfunc.h')
-rw-r--r-- | NorthstarDedicatedTest/include/rapidjson/internal/strfunc.h | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/NorthstarDedicatedTest/include/rapidjson/internal/strfunc.h b/NorthstarDedicatedTest/include/rapidjson/internal/strfunc.h new file mode 100644 index 00000000..2edfae52 --- /dev/null +++ b/NorthstarDedicatedTest/include/rapidjson/internal/strfunc.h @@ -0,0 +1,55 @@ +// Tencent is pleased to support the open source community by making RapidJSON available. +// +// Copyright (C) 2015 THL A29 Limited, a Tencent company, and Milo Yip. All rights reserved. +// +// Licensed under the MIT License (the "License"); you may not use this file except +// in compliance with the License. You may obtain a copy of the License at +// +// http://opensource.org/licenses/MIT +// +// Unless required by applicable law or agreed to in writing, software distributed +// under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR +// CONDITIONS OF ANY KIND, either express or implied. See the License for the +// specific language governing permissions and limitations under the License. + +#ifndef RAPIDJSON_INTERNAL_STRFUNC_H_ +#define RAPIDJSON_INTERNAL_STRFUNC_H_ + +#include "../stream.h" + +RAPIDJSON_NAMESPACE_BEGIN +namespace internal { + +//! Custom strlen() which works on different character types. +/*! \tparam Ch Character type (e.g. char, wchar_t, short) + \param s Null-terminated input string. + \return Number of characters in the string. + \note This has the same semantics as strlen(), the return value is not number of Unicode codepoints. +*/ +template <typename Ch> +inline SizeType StrLen(const Ch* s) { + const Ch* p = s; + while (*p) ++p; + return SizeType(p - s); +} + +//! Returns number of code points in a encoded string. +template<typename Encoding> +bool CountStringCodePoint(const typename Encoding::Ch* s, SizeType length, SizeType* outCount) { + GenericStringStream<Encoding> is(s); + const typename Encoding::Ch* end = s + length; + SizeType count = 0; + while (is.src_ < end) { + unsigned codepoint; + if (!Encoding::Decode(is, &codepoint)) + return false; + count++; + } + *outCount = count; + return true; +} + +} // namespace internal +RAPIDJSON_NAMESPACE_END + +#endif // RAPIDJSON_INTERNAL_STRFUNC_H_ |