no longer need to pass the size to rapidjson

This commit is contained in:
Riccardo Spagni 2015-12-30 12:25:29 +02:00
parent bd8e0fd2a1
commit 32a26332f8
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GPG key ID: 55432DF31CCD4FCD
31 changed files with 3763 additions and 1143 deletions

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@ -1,22 +1,16 @@
// Copyright (C) 2011 Milo Yip
// 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.
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
// 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
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
// http://opensource.org/licenses/MIT
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
// 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_ENCODEDSTREAM_H_
#define RAPIDJSON_ENCODEDSTREAM_H_
@ -28,7 +22,12 @@ RAPIDJSON_DIAG_PUSH
RAPIDJSON_DIAG_OFF(effc++)
#endif
namespace rapidjson {
#ifdef __clang__
RAPIDJSON_DIAG_PUSH
RAPIDJSON_DIAG_OFF(padded)
#endif
RAPIDJSON_NAMESPACE_BEGIN
//! Input byte stream wrapper with a statically bound encoding.
/*!
@ -66,7 +65,7 @@ private:
//! Output byte stream wrapper with statically bound encoding.
/*!
\tparam Encoding The interpretation of encoding of the stream. Either UTF8, UTF16LE, UTF16BE, UTF32LE, UTF32BE.
\tparam InputByteStream Type of input byte stream. For example, FileWriteStream.
\tparam OutputByteStream Type of input byte stream. For example, FileWriteStream.
*/
template <typename Encoding, typename OutputByteStream>
class EncodedOutputStream {
@ -83,8 +82,8 @@ public:
void Flush() { os_.Flush(); }
// Not implemented
Ch Peek() const { RAPIDJSON_ASSERT(false); }
Ch Take() { RAPIDJSON_ASSERT(false); }
Ch Peek() const { RAPIDJSON_ASSERT(false); return 0;}
Ch Take() { RAPIDJSON_ASSERT(false); return 0;}
size_t Tell() const { RAPIDJSON_ASSERT(false); return 0; }
Ch* PutBegin() { RAPIDJSON_ASSERT(false); return 0; }
size_t PutEnd(Ch*) { RAPIDJSON_ASSERT(false); return 0; }
@ -115,6 +114,7 @@ public:
\param type UTF encoding type if it is not detected from the stream.
*/
AutoUTFInputStream(InputByteStream& is, UTFType type = kUTF8) : is_(&is), type_(type), hasBOM_(false) {
RAPIDJSON_ASSERT(type >= kUTF8 && type <= kUTF32BE);
DetectType();
static const TakeFunc f[] = { RAPIDJSON_ENCODINGS_FUNC(Take) };
takeFunc_ = f[type_];
@ -147,11 +147,11 @@ private:
// FF FE UTF-16LE
// EF BB BF UTF-8
const unsigned char* c = (const unsigned char *)is_->Peek4();
const unsigned char* c = reinterpret_cast<const unsigned char *>(is_->Peek4());
if (!c)
return;
unsigned bom = c[0] | (c[1] << 8) | (c[2] << 16) | (c[3] << 24);
unsigned bom = static_cast<unsigned>(c[0] | (c[1] << 8) | (c[2] << 16) | (c[3] << 24));
hasBOM_ = false;
if (bom == 0xFFFE0000) { type_ = kUTF32BE; hasBOM_ = true; is_->Take(); is_->Take(); is_->Take(); is_->Take(); }
else if (bom == 0x0000FEFF) { type_ = kUTF32LE; hasBOM_ = true; is_->Take(); is_->Take(); is_->Take(); is_->Take(); }
@ -183,21 +183,8 @@ private:
}
// Runtime check whether the size of character type is sufficient. It only perform checks with assertion.
switch (type_) {
case kUTF8:
// Do nothing
break;
case kUTF16LE:
case kUTF16BE:
RAPIDJSON_ASSERT(sizeof(Ch) >= 2);
break;
case kUTF32LE:
case kUTF32BE:
RAPIDJSON_ASSERT(sizeof(Ch) >= 4);
break;
default:
RAPIDJSON_ASSERT(false); // Invalid type
}
if (type_ == kUTF16LE || type_ == kUTF16BE) RAPIDJSON_ASSERT(sizeof(Ch) >= 2);
if (type_ == kUTF32LE || type_ == kUTF32BE) RAPIDJSON_ASSERT(sizeof(Ch) >= 4);
}
typedef Ch (*TakeFunc)(InputByteStream& is);
@ -211,7 +198,7 @@ private:
//! Output stream wrapper with dynamically bound encoding and automatic encoding detection.
/*!
\tparam CharType Type of character for writing.
\tparam InputByteStream type of output byte stream to be wrapped.
\tparam OutputByteStream type of output byte stream to be wrapped.
*/
template <typename CharType, typename OutputByteStream>
class AutoUTFOutputStream {
@ -226,22 +213,11 @@ public:
\param putBOM Whether to write BOM at the beginning of the stream.
*/
AutoUTFOutputStream(OutputByteStream& os, UTFType type, bool putBOM) : os_(&os), type_(type) {
// RUntime check whether the size of character type is sufficient. It only perform checks with assertion.
switch (type_) {
case kUTF16LE:
case kUTF16BE:
RAPIDJSON_ASSERT(sizeof(Ch) >= 2);
break;
case kUTF32LE:
case kUTF32BE:
RAPIDJSON_ASSERT(sizeof(Ch) >= 4);
break;
case kUTF8:
// Do nothing
break;
default:
RAPIDJSON_ASSERT(false); // Invalid UTFType
}
RAPIDJSON_ASSERT(type >= kUTF8 && type <= kUTF32BE);
// Runtime check whether the size of character type is sufficient. It only perform checks with assertion.
if (type_ == kUTF16LE || type_ == kUTF16BE) RAPIDJSON_ASSERT(sizeof(Ch) >= 2);
if (type_ == kUTF32LE || type_ == kUTF32BE) RAPIDJSON_ASSERT(sizeof(Ch) >= 4);
static const PutFunc f[] = { RAPIDJSON_ENCODINGS_FUNC(Put) };
putFunc_ = f[type_];
@ -256,8 +232,8 @@ public:
void Flush() { os_->Flush(); }
// Not implemented
Ch Peek() const { RAPIDJSON_ASSERT(false); }
Ch Take() { RAPIDJSON_ASSERT(false); }
Ch Peek() const { RAPIDJSON_ASSERT(false); return 0;}
Ch Take() { RAPIDJSON_ASSERT(false); return 0;}
size_t Tell() const { RAPIDJSON_ASSERT(false); return 0; }
Ch* PutBegin() { RAPIDJSON_ASSERT(false); return 0; }
size_t PutEnd(Ch*) { RAPIDJSON_ASSERT(false); return 0; }
@ -281,7 +257,11 @@ private:
#undef RAPIDJSON_ENCODINGS_FUNC
} // namespace rapidjson
RAPIDJSON_NAMESPACE_END
#ifdef __clang__
RAPIDJSON_DIAG_POP
#endif
#ifdef __GNUC__
RAPIDJSON_DIAG_POP