RapidJSon: Upgrade to latest greatest

This commit is contained in:
Kim Kulling 2021-02-05 21:45:37 +01:00
parent ca823318c3
commit 710f1d17d4
37 changed files with 1861 additions and 619 deletions

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@ -1,6 +1,6 @@
// 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.
// Copyright (C) 2015 THL A29 Limited, a Tencent company, and Milo Yip.
//
// 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
@ -52,6 +52,19 @@ concept Allocator {
\endcode
*/
/*! \def RAPIDJSON_ALLOCATOR_DEFAULT_CHUNK_CAPACITY
\ingroup RAPIDJSON_CONFIG
\brief User-defined kDefaultChunkCapacity definition.
User can define this as any \c size that is a power of 2.
*/
#ifndef RAPIDJSON_ALLOCATOR_DEFAULT_CHUNK_CAPACITY
#define RAPIDJSON_ALLOCATOR_DEFAULT_CHUNK_CAPACITY (64 * 1024)
#endif
///////////////////////////////////////////////////////////////////////////////
// CrtAllocator
@ -64,19 +77,19 @@ public:
static const bool kNeedFree = true;
void* Malloc(size_t size) {
if (size) // behavior of malloc(0) is implementation defined.
return std::malloc(size);
return RAPIDJSON_MALLOC(size);
else
return NULL; // standardize to returning NULL.
}
void* Realloc(void* originalPtr, size_t originalSize, size_t newSize) {
(void)originalSize;
if (newSize == 0) {
std::free(originalPtr);
RAPIDJSON_FREE(originalPtr);
return NULL;
}
return std::realloc(originalPtr, newSize);
return RAPIDJSON_REALLOC(originalPtr, newSize);
}
static void Free(void *ptr) { std::free(ptr); }
static void Free(void *ptr) { RAPIDJSON_FREE(ptr); }
};
///////////////////////////////////////////////////////////////////////////////
@ -248,7 +261,7 @@ private:
return false;
}
static const int kDefaultChunkCapacity = 64 * 1024; //!< Default chunk capacity.
static const int kDefaultChunkCapacity = RAPIDJSON_ALLOCATOR_DEFAULT_CHUNK_CAPACITY; //!< Default chunk capacity.
//! Chunk header for perpending to each chunk.
/*! Chunks are stored as a singly linked list.

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@ -0,0 +1,78 @@
// 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.
//
// 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_CURSORSTREAMWRAPPER_H_
#define RAPIDJSON_CURSORSTREAMWRAPPER_H_
#include "stream.h"
#if defined(__GNUC__)
RAPIDJSON_DIAG_PUSH
RAPIDJSON_DIAG_OFF(effc++)
#endif
#if defined(_MSC_VER) && _MSC_VER <= 1800
RAPIDJSON_DIAG_PUSH
RAPIDJSON_DIAG_OFF(4702) // unreachable code
RAPIDJSON_DIAG_OFF(4512) // assignment operator could not be generated
#endif
RAPIDJSON_NAMESPACE_BEGIN
//! Cursor stream wrapper for counting line and column number if error exists.
/*!
\tparam InputStream Any stream that implements Stream Concept
*/
template <typename InputStream, typename Encoding = UTF8<> >
class CursorStreamWrapper : public GenericStreamWrapper<InputStream, Encoding> {
public:
typedef typename Encoding::Ch Ch;
CursorStreamWrapper(InputStream& is):
GenericStreamWrapper<InputStream, Encoding>(is), line_(1), col_(0) {}
// counting line and column number
Ch Take() {
Ch ch = this->is_.Take();
if(ch == '\n') {
line_ ++;
col_ = 0;
} else {
col_ ++;
}
return ch;
}
//! Get the error line number, if error exists.
size_t GetLine() const { return line_; }
//! Get the error column number, if error exists.
size_t GetColumn() const { return col_; }
private:
size_t line_; //!< Current Line
size_t col_; //!< Current Column
};
#if defined(_MSC_VER) && _MSC_VER <= 1800
RAPIDJSON_DIAG_POP
#endif
#if defined(__GNUC__)
RAPIDJSON_DIAG_POP
#endif
RAPIDJSON_NAMESPACE_END
#endif // RAPIDJSON_CURSORSTREAMWRAPPER_H_

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@ -1,6 +1,6 @@
// 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.
// Copyright (C) 2015 THL A29 Limited, a Tencent company, and Milo Yip.
//
// 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
@ -17,11 +17,6 @@
/*! \file document.h */
#if (__GNUC__ >= 8 && __GNUC_MINOR__ >= 0)
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wclass-memaccess"
#endif
#include "reader.h"
#include "internal/meta.h"
#include "internal/strfunc.h"
@ -29,28 +24,26 @@
#include "encodedstream.h"
#include <new> // placement new
#include <limits>
RAPIDJSON_DIAG_PUSH
#if defined(_MSC_VER) && !(__clang__)
RAPIDJSON_DIAG_OFF(4127) // conditional expression is constant
RAPIDJSON_DIAG_OFF(4244) // conversion from kXxxFlags to 'uint16_t', possible loss of data
#ifdef __cpp_lib_three_way_comparison
#include <compare>
#endif
RAPIDJSON_DIAG_PUSH
#ifdef __clang__
RAPIDJSON_DIAG_OFF(padded)
RAPIDJSON_DIAG_OFF(switch-enum)
RAPIDJSON_DIAG_OFF(c++98-compat)
#elif defined(_MSC_VER)
RAPIDJSON_DIAG_OFF(4127) // conditional expression is constant
RAPIDJSON_DIAG_OFF(4244) // conversion from kXxxFlags to 'uint16_t', possible loss of data
#endif
#ifdef __GNUC__
RAPIDJSON_DIAG_OFF(effc++)
#if __GNUC__ >= 6
RAPIDJSON_DIAG_OFF(terminate) // ignore throwing RAPIDJSON_ASSERT in RAPIDJSON_NOEXCEPT functions
#endif
#endif // __GNUC__
#ifndef RAPIDJSON_NOMEMBERITERATORCLASS
#include <iterator> // std::iterator, std::random_access_iterator_tag
#include <iterator> // std::random_access_iterator_tag
#endif
#if RAPIDJSON_HAS_CXX11_RVALUE_REFS
@ -66,6 +59,48 @@ class GenericValue;
template <typename Encoding, typename Allocator, typename StackAllocator>
class GenericDocument;
/*! \def RAPIDJSON_DEFAULT_ALLOCATOR
\ingroup RAPIDJSON_CONFIG
\brief Allows to choose default allocator.
User can define this to use CrtAllocator or MemoryPoolAllocator.
*/
#ifndef RAPIDJSON_DEFAULT_ALLOCATOR
#define RAPIDJSON_DEFAULT_ALLOCATOR MemoryPoolAllocator<CrtAllocator>
#endif
/*! \def RAPIDJSON_DEFAULT_STACK_ALLOCATOR
\ingroup RAPIDJSON_CONFIG
\brief Allows to choose default stack allocator for Document.
User can define this to use CrtAllocator or MemoryPoolAllocator.
*/
#ifndef RAPIDJSON_DEFAULT_STACK_ALLOCATOR
#define RAPIDJSON_DEFAULT_STACK_ALLOCATOR CrtAllocator
#endif
/*! \def RAPIDJSON_VALUE_DEFAULT_OBJECT_CAPACITY
\ingroup RAPIDJSON_CONFIG
\brief User defined kDefaultObjectCapacity value.
User can define this as any natural number.
*/
#ifndef RAPIDJSON_VALUE_DEFAULT_OBJECT_CAPACITY
// number of objects that rapidjson::Value allocates memory for by default
#define RAPIDJSON_VALUE_DEFAULT_OBJECT_CAPACITY 16
#endif
/*! \def RAPIDJSON_VALUE_DEFAULT_ARRAY_CAPACITY
\ingroup RAPIDJSON_CONFIG
\brief User defined kDefaultArrayCapacity value.
User can define this as any natural number.
*/
#ifndef RAPIDJSON_VALUE_DEFAULT_ARRAY_CAPACITY
// number of array elements that rapidjson::Value allocates memory for by default
#define RAPIDJSON_VALUE_DEFAULT_ARRAY_CAPACITY 16
#endif
//! Name-value pair in a JSON object value.
/*!
This class was internal to GenericValue. It used to be a inner struct.
@ -73,9 +108,45 @@ class GenericDocument;
https://code.google.com/p/rapidjson/issues/detail?id=64
*/
template <typename Encoding, typename Allocator>
struct GenericMember {
class GenericMember {
public:
GenericValue<Encoding, Allocator> name; //!< name of member (must be a string)
GenericValue<Encoding, Allocator> value; //!< value of member.
#if RAPIDJSON_HAS_CXX11_RVALUE_REFS
//! Move constructor in C++11
GenericMember(GenericMember&& rhs) RAPIDJSON_NOEXCEPT
: name(std::move(rhs.name)),
value(std::move(rhs.value))
{
}
//! Move assignment in C++11
GenericMember& operator=(GenericMember&& rhs) RAPIDJSON_NOEXCEPT {
return *this = static_cast<GenericMember&>(rhs);
}
#endif
//! Assignment with move semantics.
/*! \param rhs Source of the assignment. Its name and value will become a null value after assignment.
*/
GenericMember& operator=(GenericMember& rhs) RAPIDJSON_NOEXCEPT {
if (RAPIDJSON_LIKELY(this != &rhs)) {
name = rhs.name;
value = rhs.value;
}
return *this;
}
// swap() for std::sort() and other potential use in STL.
friend inline void swap(GenericMember& a, GenericMember& b) RAPIDJSON_NOEXCEPT {
a.name.Swap(b.name);
a.value.Swap(b.value);
}
private:
//! Copy constructor is not permitted.
GenericMember(const GenericMember& rhs);
};
///////////////////////////////////////////////////////////////////////////////
@ -103,16 +174,13 @@ struct GenericMember {
\see GenericMember, GenericValue::MemberIterator, GenericValue::ConstMemberIterator
*/
template <bool Const, typename Encoding, typename Allocator>
class GenericMemberIterator
: public std::iterator<std::random_access_iterator_tag
, typename internal::MaybeAddConst<Const,GenericMember<Encoding,Allocator> >::Type> {
class GenericMemberIterator {
friend class GenericValue<Encoding,Allocator>;
template <bool, typename, typename> friend class GenericMemberIterator;
typedef GenericMember<Encoding,Allocator> PlainType;
typedef typename internal::MaybeAddConst<Const,PlainType>::Type ValueType;
typedef std::iterator<std::random_access_iterator_tag,ValueType> BaseType;
public:
//! Iterator type itself
@ -122,12 +190,21 @@ public:
//! Non-constant iterator type
typedef GenericMemberIterator<false,Encoding,Allocator> NonConstIterator;
/** \name std::iterator_traits support */
//@{
typedef ValueType value_type;
typedef ValueType * pointer;
typedef ValueType & reference;
typedef std::ptrdiff_t difference_type;
typedef std::random_access_iterator_tag iterator_category;
//@}
//! Pointer to (const) GenericMember
typedef typename BaseType::pointer Pointer;
typedef pointer Pointer;
//! Reference to (const) GenericMember
typedef typename BaseType::reference Reference;
typedef reference Reference;
//! Signed integer type (e.g. \c ptrdiff_t)
typedef typename BaseType::difference_type DifferenceType;
typedef difference_type DifferenceType;
//! Default constructor (singular value)
/*! Creates an iterator pointing to no element.
@ -173,12 +250,16 @@ public:
//! @name relations
//@{
bool operator==(ConstIterator that) const { return ptr_ == that.ptr_; }
bool operator!=(ConstIterator that) const { return ptr_ != that.ptr_; }
bool operator<=(ConstIterator that) const { return ptr_ <= that.ptr_; }
bool operator>=(ConstIterator that) const { return ptr_ >= that.ptr_; }
bool operator< (ConstIterator that) const { return ptr_ < that.ptr_; }
bool operator> (ConstIterator that) const { return ptr_ > that.ptr_; }
template <bool Const_> bool operator==(const GenericMemberIterator<Const_, Encoding, Allocator>& that) const { return ptr_ == that.ptr_; }
template <bool Const_> bool operator!=(const GenericMemberIterator<Const_, Encoding, Allocator>& that) const { return ptr_ != that.ptr_; }
template <bool Const_> bool operator<=(const GenericMemberIterator<Const_, Encoding, Allocator>& that) const { return ptr_ <= that.ptr_; }
template <bool Const_> bool operator>=(const GenericMemberIterator<Const_, Encoding, Allocator>& that) const { return ptr_ >= that.ptr_; }
template <bool Const_> bool operator< (const GenericMemberIterator<Const_, Encoding, Allocator>& that) const { return ptr_ < that.ptr_; }
template <bool Const_> bool operator> (const GenericMemberIterator<Const_, Encoding, Allocator>& that) const { return ptr_ > that.ptr_; }
#ifdef __cpp_lib_three_way_comparison
template <bool Const_> std::strong_ordering operator<=>(const GenericMemberIterator<Const_, Encoding, Allocator>& that) const { return ptr_ <=> that.ptr_; }
#endif
//@}
//! @name dereference
@ -203,17 +284,19 @@ private:
// class-based member iterator implementation disabled, use plain pointers
template <bool Const, typename Encoding, typename Allocator>
struct GenericMemberIterator;
class GenericMemberIterator;
//! non-const GenericMemberIterator
template <typename Encoding, typename Allocator>
struct GenericMemberIterator<false,Encoding,Allocator> {
class GenericMemberIterator<false,Encoding,Allocator> {
public:
//! use plain pointer as iterator type
typedef GenericMember<Encoding,Allocator>* Iterator;
};
//! const GenericMemberIterator
template <typename Encoding, typename Allocator>
struct GenericMemberIterator<true,Encoding,Allocator> {
class GenericMemberIterator<true,Encoding,Allocator> {
public:
//! use plain const pointer as iterator type
typedef const GenericMember<Encoding,Allocator>* Iterator;
};
@ -450,6 +533,26 @@ struct TypeHelper<ValueType, unsigned> {
static ValueType& Set(ValueType& v, unsigned data, typename ValueType::AllocatorType&) { return v.SetUint(data); }
};
#ifdef _MSC_VER
RAPIDJSON_STATIC_ASSERT(sizeof(long) == sizeof(int));
template<typename ValueType>
struct TypeHelper<ValueType, long> {
static bool Is(const ValueType& v) { return v.IsInt(); }
static long Get(const ValueType& v) { return v.GetInt(); }
static ValueType& Set(ValueType& v, long data) { return v.SetInt(data); }
static ValueType& Set(ValueType& v, long data, typename ValueType::AllocatorType&) { return v.SetInt(data); }
};
RAPIDJSON_STATIC_ASSERT(sizeof(unsigned long) == sizeof(unsigned));
template<typename ValueType>
struct TypeHelper<ValueType, unsigned long> {
static bool Is(const ValueType& v) { return v.IsUint(); }
static unsigned long Get(const ValueType& v) { return v.GetUint(); }
static ValueType& Set(ValueType& v, unsigned long data) { return v.SetUint(data); }
static ValueType& Set(ValueType& v, unsigned long data, typename ValueType::AllocatorType&) { return v.SetUint(data); }
};
#endif
template<typename ValueType>
struct TypeHelper<ValueType, int64_t> {
static bool Is(const ValueType& v) { return v.IsInt64(); }
@ -552,7 +655,7 @@ template <bool, typename> class GenericObject;
\tparam Encoding Encoding of the value. (Even non-string values need to have the same encoding in a document)
\tparam Allocator Allocator type for allocating memory of object, array and string.
*/
template <typename Encoding, typename Allocator = MemoryPoolAllocator<> >
template <typename Encoding, typename Allocator = RAPIDJSON_DEFAULT_ALLOCATOR >
class GenericValue {
public:
//! Name-value pair in an object.
@ -606,11 +709,11 @@ public:
\note Default content for number is zero.
*/
explicit GenericValue(Type type) RAPIDJSON_NOEXCEPT : data_() {
static const uint16_t defaultFlags[7] = {
static const uint16_t defaultFlags[] = {
kNullFlag, kFalseFlag, kTrueFlag, kObjectFlag, kArrayFlag, kShortStringFlag,
kNumberAnyFlag
};
RAPIDJSON_ASSERT(type >= kNullType && type <= kNumberType);
RAPIDJSON_NOEXCEPT_ASSERT(type >= kNullType && type <= kNumberType);
data_.f.flags = defaultFlags[type];
// Use ShortString to store empty string.
@ -812,9 +915,10 @@ public:
/*! \param rhs Source of the assignment. It will become a null value after assignment.
*/
GenericValue& operator=(GenericValue& rhs) RAPIDJSON_NOEXCEPT {
RAPIDJSON_ASSERT(this != &rhs);
this->~GenericValue();
RawAssign(rhs);
if (RAPIDJSON_LIKELY(this != &rhs)) {
this->~GenericValue();
RawAssign(rhs);
}
return *this;
}
@ -906,7 +1010,7 @@ public:
//! Equal-to operator
/*!
\note If an object contains duplicated named member, comparing equality with any object is always \c false.
\note Linear time complexity (number of all values in the subtree and total lengths of all strings).
\note Complexity is quadratic in Object's member number and linear for the rest (number of all values in the subtree and total lengths of all strings).
*/
template <typename SourceAllocator>
bool operator==(const GenericValue<Encoding, SourceAllocator>& rhs) const {
@ -1075,6 +1179,9 @@ public:
//! Get the number of members in the object.
SizeType MemberCount() const { RAPIDJSON_ASSERT(IsObject()); return data_.o.size; }
//! Get the capacity of object.
SizeType MemberCapacity() const { RAPIDJSON_ASSERT(IsObject()); return data_.o.capacity; }
//! Check whether the object is empty.
bool ObjectEmpty() const { RAPIDJSON_ASSERT(IsObject()); return data_.o.size == 0; }
@ -1143,6 +1250,21 @@ public:
/*! \pre IsObject() == true */
MemberIterator MemberEnd() { RAPIDJSON_ASSERT(IsObject()); return MemberIterator(GetMembersPointer() + data_.o.size); }
//! Request the object to have enough capacity to store members.
/*! \param newCapacity The capacity that the object at least need to have.
\param allocator Allocator for reallocating memory. It must be the same one as used before. Commonly use GenericDocument::GetAllocator().
\return The value itself for fluent API.
\note Linear time complexity.
*/
GenericValue& MemberReserve(SizeType newCapacity, Allocator &allocator) {
RAPIDJSON_ASSERT(IsObject());
if (newCapacity > data_.o.capacity) {
SetMembersPointer(reinterpret_cast<Member*>(allocator.Realloc(GetMembersPointer(), data_.o.capacity * sizeof(Member), newCapacity * sizeof(Member))));
data_.o.capacity = newCapacity;
}
return *this;
}
//! Check whether a member exists in the object.
/*!
\param name Member name to be searched.
@ -1248,17 +1370,8 @@ public:
RAPIDJSON_ASSERT(name.IsString());
ObjectData& o = data_.o;
if (o.size >= o.capacity) {
if (o.capacity == 0) {
o.capacity = kDefaultObjectCapacity;
SetMembersPointer(reinterpret_cast<Member*>(allocator.Malloc(o.capacity * sizeof(Member))));
}
else {
SizeType oldCapacity = o.capacity;
o.capacity += (oldCapacity + 1) / 2; // grow by factor 1.5
SetMembersPointer(reinterpret_cast<Member*>(allocator.Realloc(GetMembersPointer(), oldCapacity * sizeof(Member), o.capacity * sizeof(Member))));
}
}
if (o.size >= o.capacity)
MemberReserve(o.capacity == 0 ? kDefaultObjectCapacity : (o.capacity + (o.capacity + 1) / 2), allocator);
Member* members = GetMembersPointer();
members[o.size].name.RawAssign(name);
members[o.size].value.RawAssign(value);
@ -1485,7 +1598,7 @@ public:
MemberIterator pos = MemberBegin() + (first - MemberBegin());
for (MemberIterator itr = pos; itr != last; ++itr)
itr->~Member();
std::memmove(&*pos, &*last, static_cast<size_t>(MemberEnd() - last) * sizeof(Member));
std::memmove(static_cast<void*>(&*pos), &*last, static_cast<size_t>(MemberEnd() - last) * sizeof(Member));
data_.o.size -= static_cast<SizeType>(last - first);
return pos;
}
@ -1688,8 +1801,8 @@ public:
RAPIDJSON_ASSERT(last <= End());
ValueIterator pos = Begin() + (first - Begin());
for (ValueIterator itr = pos; itr != last; ++itr)
itr->~GenericValue();
std::memmove(pos, last, static_cast<size_t>(End() - last) * sizeof(GenericValue));
itr->~GenericValue();
std::memmove(static_cast<void*>(pos), last, static_cast<size_t>(End() - last) * sizeof(GenericValue));
data_.a.size -= static_cast<SizeType>(last - first);
return pos;
}
@ -1890,25 +2003,26 @@ private:
// Initial flags of different types.
kNullFlag = kNullType,
kTrueFlag = kTrueType | kBoolFlag,
kFalseFlag = kFalseType | kBoolFlag,
kNumberIntFlag = kNumberType | kNumberFlag | kIntFlag | kInt64Flag,
kNumberUintFlag = kNumberType | kNumberFlag | kUintFlag | kUint64Flag | kInt64Flag,
kNumberInt64Flag = kNumberType | kNumberFlag | kInt64Flag,
kNumberUint64Flag = kNumberType | kNumberFlag | kUint64Flag,
kNumberDoubleFlag = kNumberType | kNumberFlag | kDoubleFlag,
kNumberAnyFlag = kNumberType | kNumberFlag | kIntFlag | kInt64Flag | kUintFlag | kUint64Flag | kDoubleFlag,
kConstStringFlag = kStringType | kStringFlag,
kCopyStringFlag = kStringType | kStringFlag | kCopyFlag,
kShortStringFlag = kStringType | kStringFlag | kCopyFlag | kInlineStrFlag,
// These casts are added to suppress the warning on MSVC about bitwise operations between enums of different types.
kTrueFlag = static_cast<int>(kTrueType) | static_cast<int>(kBoolFlag),
kFalseFlag = static_cast<int>(kFalseType) | static_cast<int>(kBoolFlag),
kNumberIntFlag = static_cast<int>(kNumberType) | static_cast<int>(kNumberFlag | kIntFlag | kInt64Flag),
kNumberUintFlag = static_cast<int>(kNumberType) | static_cast<int>(kNumberFlag | kUintFlag | kUint64Flag | kInt64Flag),
kNumberInt64Flag = static_cast<int>(kNumberType) | static_cast<int>(kNumberFlag | kInt64Flag),
kNumberUint64Flag = static_cast<int>(kNumberType) | static_cast<int>(kNumberFlag | kUint64Flag),
kNumberDoubleFlag = static_cast<int>(kNumberType) | static_cast<int>(kNumberFlag | kDoubleFlag),
kNumberAnyFlag = static_cast<int>(kNumberType) | static_cast<int>(kNumberFlag | kIntFlag | kInt64Flag | kUintFlag | kUint64Flag | kDoubleFlag),
kConstStringFlag = static_cast<int>(kStringType) | static_cast<int>(kStringFlag),
kCopyStringFlag = static_cast<int>(kStringType) | static_cast<int>(kStringFlag | kCopyFlag),
kShortStringFlag = static_cast<int>(kStringType) | static_cast<int>(kStringFlag | kCopyFlag | kInlineStrFlag),
kObjectFlag = kObjectType,
kArrayFlag = kArrayType,
kTypeMask = 0x07
};
static const SizeType kDefaultArrayCapacity = 16;
static const SizeType kDefaultObjectCapacity = 16;
static const SizeType kDefaultArrayCapacity = RAPIDJSON_VALUE_DEFAULT_ARRAY_CAPACITY;
static const SizeType kDefaultObjectCapacity = RAPIDJSON_VALUE_DEFAULT_OBJECT_CAPACITY;
struct Flag {
#if RAPIDJSON_48BITPOINTER_OPTIMIZATION
@ -2004,7 +2118,7 @@ private:
if (count) {
GenericValue* e = static_cast<GenericValue*>(allocator.Malloc(count * sizeof(GenericValue)));
SetElementsPointer(e);
std::memcpy(e, values, count * sizeof(GenericValue));
std::memcpy(static_cast<void*>(e), values, count * sizeof(GenericValue));
}
else
SetElementsPointer(0);
@ -2017,7 +2131,7 @@ private:
if (count) {
Member* m = static_cast<Member*>(allocator.Malloc(count * sizeof(Member)));
SetMembersPointer(m);
std::memcpy(m, members, count * sizeof(Member));
std::memcpy(static_cast<void*>(m), members, count * sizeof(Member));
}
else
SetMembersPointer(0);
@ -2088,7 +2202,7 @@ typedef GenericValue<UTF8<> > Value;
\tparam StackAllocator Allocator for allocating memory for stack during parsing.
\warning Although GenericDocument inherits from GenericValue, the API does \b not provide any virtual functions, especially no virtual destructor. To avoid memory leaks, do not \c delete a GenericDocument object via a pointer to a GenericValue.
*/
template <typename Encoding, typename Allocator = MemoryPoolAllocator<>, typename StackAllocator = CrtAllocator>
template <typename Encoding, typename Allocator = RAPIDJSON_DEFAULT_ALLOCATOR, typename StackAllocator = RAPIDJSON_DEFAULT_STACK_ALLOCATOR >
class GenericDocument : public GenericValue<Encoding, Allocator> {
public:
typedef typename Encoding::Ch Ch; //!< Character type derived from Encoding.
@ -2352,7 +2466,7 @@ public:
//!@name Handling parse errors
//!@{
//! Whether a parse error has occured in the last parsing.
//! Whether a parse error has occurred in the last parsing.
bool HasParseError() const { return parseResult_.IsError(); }
//! Get the \ref ParseErrorCode of last parsing.
@ -2473,6 +2587,7 @@ private:
//! GenericDocument with UTF8 encoding
typedef GenericDocument<UTF8<> > Document;
//! Helper class for accessing Value of array type.
/*!
Instance of this helper class is obtained by \c GenericValue::GetArray().
@ -2497,6 +2612,7 @@ public:
GenericArray& operator=(const GenericArray& rhs) { value_ = rhs.value_; return *this; }
~GenericArray() {}
operator ValueType&() const { return value_; }
SizeType Size() const { return value_.Size(); }
SizeType Capacity() const { return value_.Capacity(); }
bool Empty() const { return value_.Empty(); }
@ -2552,7 +2668,9 @@ public:
GenericObject& operator=(const GenericObject& rhs) { value_ = rhs.value_; return *this; }
~GenericObject() {}
operator ValueType&() const { return value_; }
SizeType MemberCount() const { return value_.MemberCount(); }
SizeType MemberCapacity() const { return value_.MemberCapacity(); }
bool ObjectEmpty() const { return value_.ObjectEmpty(); }
template <typename T> ValueType& operator[](T* name) const { return value_[name]; }
template <typename SourceAllocator> ValueType& operator[](const GenericValue<EncodingType, SourceAllocator>& name) const { return value_[name]; }
@ -2561,6 +2679,7 @@ public:
#endif
MemberIterator MemberBegin() const { return value_.MemberBegin(); }
MemberIterator MemberEnd() const { return value_.MemberEnd(); }
GenericObject MemberReserve(SizeType newCapacity, AllocatorType &allocator) const { value_.MemberReserve(newCapacity, allocator); return *this; }
bool HasMember(const Ch* name) const { return value_.HasMember(name); }
#if RAPIDJSON_HAS_STDSTRING
bool HasMember(const std::basic_string<Ch>& name) const { return value_.HasMember(name); }
@ -2615,8 +2734,4 @@ private:
RAPIDJSON_NAMESPACE_END
RAPIDJSON_DIAG_POP
#if (__GNUC__ == 8 && __GNUC_MINOR__ >= 0)
#pragma GCC diagnostic pop
#endif
#endif // RAPIDJSON_DOCUMENT_H_

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@ -1,6 +1,6 @@
// 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.
// Copyright (C) 2015 THL A29 Limited, a Tencent company, and Milo Yip.
//
// 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

View File

@ -1,6 +1,6 @@
// 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.
// Copyright (C) 2015 THL A29 Limited, a Tencent company, and Milo Yip.
//
// 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
@ -144,9 +144,9 @@ struct UTF8 {
template <typename InputStream>
static bool Decode(InputStream& is, unsigned* codepoint) {
#define COPY() c = is.Take(); *codepoint = (*codepoint << 6) | (static_cast<unsigned char>(c) & 0x3Fu)
#define TRANS(mask) result &= ((GetRange(static_cast<unsigned char>(c)) & mask) != 0)
#define TAIL() COPY(); TRANS(0x70)
#define RAPIDJSON_COPY() c = is.Take(); *codepoint = (*codepoint << 6) | (static_cast<unsigned char>(c) & 0x3Fu)
#define RAPIDJSON_TRANS(mask) result &= ((GetRange(static_cast<unsigned char>(c)) & mask) != 0)
#define RAPIDJSON_TAIL() RAPIDJSON_COPY(); RAPIDJSON_TRANS(0x70)
typename InputStream::Ch c = is.Take();
if (!(c & 0x80)) {
*codepoint = static_cast<unsigned char>(c);
@ -161,44 +161,44 @@ struct UTF8 {
}
bool result = true;
switch (type) {
case 2: TAIL(); return result;
case 3: TAIL(); TAIL(); return result;
case 4: COPY(); TRANS(0x50); TAIL(); return result;
case 5: COPY(); TRANS(0x10); TAIL(); TAIL(); return result;
case 6: TAIL(); TAIL(); TAIL(); return result;
case 10: COPY(); TRANS(0x20); TAIL(); return result;
case 11: COPY(); TRANS(0x60); TAIL(); TAIL(); return result;
case 2: RAPIDJSON_TAIL(); return result;
case 3: RAPIDJSON_TAIL(); RAPIDJSON_TAIL(); return result;
case 4: RAPIDJSON_COPY(); RAPIDJSON_TRANS(0x50); RAPIDJSON_TAIL(); return result;
case 5: RAPIDJSON_COPY(); RAPIDJSON_TRANS(0x10); RAPIDJSON_TAIL(); RAPIDJSON_TAIL(); return result;
case 6: RAPIDJSON_TAIL(); RAPIDJSON_TAIL(); RAPIDJSON_TAIL(); return result;
case 10: RAPIDJSON_COPY(); RAPIDJSON_TRANS(0x20); RAPIDJSON_TAIL(); return result;
case 11: RAPIDJSON_COPY(); RAPIDJSON_TRANS(0x60); RAPIDJSON_TAIL(); RAPIDJSON_TAIL(); return result;
default: return false;
}
#undef COPY
#undef TRANS
#undef TAIL
#undef RAPIDJSON_COPY
#undef RAPIDJSON_TRANS
#undef RAPIDJSON_TAIL
}
template <typename InputStream, typename OutputStream>
static bool Validate(InputStream& is, OutputStream& os) {
#define COPY() os.Put(c = is.Take())
#define TRANS(mask) result &= ((GetRange(static_cast<unsigned char>(c)) & mask) != 0)
#define TAIL() COPY(); TRANS(0x70)
#define RAPIDJSON_COPY() os.Put(c = is.Take())
#define RAPIDJSON_TRANS(mask) result &= ((GetRange(static_cast<unsigned char>(c)) & mask) != 0)
#define RAPIDJSON_TAIL() RAPIDJSON_COPY(); RAPIDJSON_TRANS(0x70)
Ch c;
COPY();
RAPIDJSON_COPY();
if (!(c & 0x80))
return true;
bool result = true;
switch (GetRange(static_cast<unsigned char>(c))) {
case 2: TAIL(); return result;
case 3: TAIL(); TAIL(); return result;
case 4: COPY(); TRANS(0x50); TAIL(); return result;
case 5: COPY(); TRANS(0x10); TAIL(); TAIL(); return result;
case 6: TAIL(); TAIL(); TAIL(); return result;
case 10: COPY(); TRANS(0x20); TAIL(); return result;
case 11: COPY(); TRANS(0x60); TAIL(); TAIL(); return result;
case 2: RAPIDJSON_TAIL(); return result;
case 3: RAPIDJSON_TAIL(); RAPIDJSON_TAIL(); return result;
case 4: RAPIDJSON_COPY(); RAPIDJSON_TRANS(0x50); RAPIDJSON_TAIL(); return result;
case 5: RAPIDJSON_COPY(); RAPIDJSON_TRANS(0x10); RAPIDJSON_TAIL(); RAPIDJSON_TAIL(); return result;
case 6: RAPIDJSON_TAIL(); RAPIDJSON_TAIL(); RAPIDJSON_TAIL(); return result;
case 10: RAPIDJSON_COPY(); RAPIDJSON_TRANS(0x20); RAPIDJSON_TAIL(); return result;
case 11: RAPIDJSON_COPY(); RAPIDJSON_TRANS(0x60); RAPIDJSON_TAIL(); RAPIDJSON_TAIL(); return result;
default: return false;
}
#undef COPY
#undef TRANS
#undef TAIL
#undef RAPIDJSON_COPY
#undef RAPIDJSON_TRANS
#undef RAPIDJSON_TAIL
}
static unsigned char GetRange(unsigned char c) {
@ -384,7 +384,7 @@ struct UTF16BE : UTF16<CharType> {
static CharType Take(InputByteStream& is) {
RAPIDJSON_STATIC_ASSERT(sizeof(typename InputByteStream::Ch) == 1);
unsigned c = static_cast<unsigned>(static_cast<uint8_t>(is.Take())) << 8;
c |= static_cast<uint8_t>(is.Take());
c |= static_cast<unsigned>(static_cast<uint8_t>(is.Take()));
return static_cast<CharType>(c);
}

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@ -1,6 +1,6 @@
// 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.
// Copyright (C) 2015 THL A29 Limited, a Tencent company, and Milo Yip.
//
// 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
@ -65,6 +65,54 @@ inline const RAPIDJSON_ERROR_CHARTYPE* GetParseError_En(ParseErrorCode parseErro
}
}
//! Maps error code of validation into error message.
/*!
\ingroup RAPIDJSON_ERRORS
\param validateErrorCode Error code obtained from validator.
\return the error message.
\note User can make a copy of this function for localization.
Using switch-case is safer for future modification of error codes.
*/
inline const RAPIDJSON_ERROR_CHARTYPE* GetValidateError_En(ValidateErrorCode validateErrorCode) {
switch (validateErrorCode) {
case kValidateErrors: return RAPIDJSON_ERROR_STRING("One or more validation errors have occurred");
case kValidateErrorNone: return RAPIDJSON_ERROR_STRING("No error.");
case kValidateErrorMultipleOf: return RAPIDJSON_ERROR_STRING("Number '%actual' is not a multiple of the 'multipleOf' value '%expected'.");
case kValidateErrorMaximum: return RAPIDJSON_ERROR_STRING("Number '%actual' is greater than the 'maximum' value '%expected'.");
case kValidateErrorExclusiveMaximum: return RAPIDJSON_ERROR_STRING("Number '%actual' is greater than or equal to the 'exclusiveMaximum' value '%expected'.");
case kValidateErrorMinimum: return RAPIDJSON_ERROR_STRING("Number '%actual' is less than the 'minimum' value '%expected'.");
case kValidateErrorExclusiveMinimum: return RAPIDJSON_ERROR_STRING("Number '%actual' is less than or equal to the 'exclusiveMinimum' value '%expected'.");
case kValidateErrorMaxLength: return RAPIDJSON_ERROR_STRING("String '%actual' is longer than the 'maxLength' value '%expected'.");
case kValidateErrorMinLength: return RAPIDJSON_ERROR_STRING("String '%actual' is shorter than the 'minLength' value '%expected'.");
case kValidateErrorPattern: return RAPIDJSON_ERROR_STRING("String '%actual' does not match the 'pattern' regular expression.");
case kValidateErrorMaxItems: return RAPIDJSON_ERROR_STRING("Array of length '%actual' is longer than the 'maxItems' value '%expected'.");
case kValidateErrorMinItems: return RAPIDJSON_ERROR_STRING("Array of length '%actual' is shorter than the 'minItems' value '%expected'.");
case kValidateErrorUniqueItems: return RAPIDJSON_ERROR_STRING("Array has duplicate items at indices '%duplicates' but 'uniqueItems' is true.");
case kValidateErrorAdditionalItems: return RAPIDJSON_ERROR_STRING("Array has an additional item at index '%disallowed' that is not allowed by the schema.");
case kValidateErrorMaxProperties: return RAPIDJSON_ERROR_STRING("Object has '%actual' members which is more than 'maxProperties' value '%expected'.");
case kValidateErrorMinProperties: return RAPIDJSON_ERROR_STRING("Object has '%actual' members which is less than 'minProperties' value '%expected'.");
case kValidateErrorRequired: return RAPIDJSON_ERROR_STRING("Object is missing the following members required by the schema: '%missing'.");
case kValidateErrorAdditionalProperties: return RAPIDJSON_ERROR_STRING("Object has an additional member '%disallowed' that is not allowed by the schema.");
case kValidateErrorPatternProperties: return RAPIDJSON_ERROR_STRING("Object has 'patternProperties' that are not allowed by the schema.");
case kValidateErrorDependencies: return RAPIDJSON_ERROR_STRING("Object has missing property or schema dependencies, refer to following errors.");
case kValidateErrorEnum: return RAPIDJSON_ERROR_STRING("Property has a value that is not one of its allowed enumerated values.");
case kValidateErrorType: return RAPIDJSON_ERROR_STRING("Property has a type '%actual' that is not in the following list: '%expected'.");
case kValidateErrorOneOf: return RAPIDJSON_ERROR_STRING("Property did not match any of the sub-schemas specified by 'oneOf', refer to following errors.");
case kValidateErrorOneOfMatch: return RAPIDJSON_ERROR_STRING("Property matched more than one of the sub-schemas specified by 'oneOf'.");
case kValidateErrorAllOf: return RAPIDJSON_ERROR_STRING("Property did not match all of the sub-schemas specified by 'allOf', refer to following errors.");
case kValidateErrorAnyOf: return RAPIDJSON_ERROR_STRING("Property did not match any of the sub-schemas specified by 'anyOf', refer to following errors.");
case kValidateErrorNot: return RAPIDJSON_ERROR_STRING("Property matched the sub-schema specified by 'not'.");
default: return RAPIDJSON_ERROR_STRING("Unknown error.");
}
}
RAPIDJSON_NAMESPACE_END
#ifdef __clang__

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@ -1,6 +1,6 @@
// 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.
// Copyright (C) 2015 THL A29 Limited, a Tencent company, and Milo Yip.
//
// 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
@ -152,6 +152,61 @@ private:
*/
typedef const RAPIDJSON_ERROR_CHARTYPE* (*GetParseErrorFunc)(ParseErrorCode);
///////////////////////////////////////////////////////////////////////////////
// ValidateErrorCode
//! Error codes when validating.
/*! \ingroup RAPIDJSON_ERRORS
\see GenericSchemaValidator
*/
enum ValidateErrorCode {
kValidateErrors = -1, //!< Top level error code when kValidateContinueOnErrorsFlag set.
kValidateErrorNone = 0, //!< No error.
kValidateErrorMultipleOf, //!< Number is not a multiple of the 'multipleOf' value.
kValidateErrorMaximum, //!< Number is greater than the 'maximum' value.
kValidateErrorExclusiveMaximum, //!< Number is greater than or equal to the 'maximum' value.
kValidateErrorMinimum, //!< Number is less than the 'minimum' value.
kValidateErrorExclusiveMinimum, //!< Number is less than or equal to the 'minimum' value.
kValidateErrorMaxLength, //!< String is longer than the 'maxLength' value.
kValidateErrorMinLength, //!< String is longer than the 'maxLength' value.
kValidateErrorPattern, //!< String does not match the 'pattern' regular expression.
kValidateErrorMaxItems, //!< Array is longer than the 'maxItems' value.
kValidateErrorMinItems, //!< Array is shorter than the 'minItems' value.
kValidateErrorUniqueItems, //!< Array has duplicate items but 'uniqueItems' is true.
kValidateErrorAdditionalItems, //!< Array has additional items that are not allowed by the schema.
kValidateErrorMaxProperties, //!< Object has more members than 'maxProperties' value.
kValidateErrorMinProperties, //!< Object has less members than 'minProperties' value.
kValidateErrorRequired, //!< Object is missing one or more members required by the schema.
kValidateErrorAdditionalProperties, //!< Object has additional members that are not allowed by the schema.
kValidateErrorPatternProperties, //!< See other errors.
kValidateErrorDependencies, //!< Object has missing property or schema dependencies.
kValidateErrorEnum, //!< Property has a value that is not one of its allowed enumerated values
kValidateErrorType, //!< Property has a type that is not allowed by the schema..
kValidateErrorOneOf, //!< Property did not match any of the sub-schemas specified by 'oneOf'.
kValidateErrorOneOfMatch, //!< Property matched more than one of the sub-schemas specified by 'oneOf'.
kValidateErrorAllOf, //!< Property did not match all of the sub-schemas specified by 'allOf'.
kValidateErrorAnyOf, //!< Property did not match any of the sub-schemas specified by 'anyOf'.
kValidateErrorNot //!< Property matched the sub-schema specified by 'not'.
};
//! Function pointer type of GetValidateError().
/*! \ingroup RAPIDJSON_ERRORS
This is the prototype for \c GetValidateError_X(), where \c X is a locale.
User can dynamically change locale in runtime, e.g.:
\code
GetValidateErrorFunc GetValidateError = GetValidateError_En; // or whatever
const RAPIDJSON_ERROR_CHARTYPE* s = GetValidateError(validator.GetInvalidSchemaCode());
\endcode
*/
typedef const RAPIDJSON_ERROR_CHARTYPE* (*GetValidateErrorFunc)(ValidateErrorCode);
RAPIDJSON_NAMESPACE_END
#ifdef __clang__

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@ -1,6 +1,6 @@
// 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.
// Copyright (C) 2015 THL A29 Limited, a Tencent company, and Milo Yip.
//
// 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
@ -59,7 +59,7 @@ public:
// For encoding detection only.
const Ch* Peek4() const {
return (current_ + 4 <= bufferLast_) ? current_ : 0;
return (current_ + 4 - !eof_ <= bufferLast_) ? current_ : 0;
}
private:
@ -68,7 +68,7 @@ private:
++current_;
else if (!eof_) {
count_ += readCount_;
readCount_ = fread(buffer_, 1, bufferSize_, fp_);
readCount_ = std::fread(buffer_, 1, bufferSize_, fp_);
bufferLast_ = buffer_ + readCount_ - 1;
current_ = buffer_;

View File

@ -1,6 +1,6 @@
// 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.
// Copyright (C) 2015 THL A29 Limited, a Tencent company, and Milo Yip.
//
// 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
@ -25,7 +25,7 @@ RAPIDJSON_DIAG_OFF(unreachable-code)
RAPIDJSON_NAMESPACE_BEGIN
//! Wrapper of C file stream for input using fread().
//! Wrapper of C file stream for output using fwrite().
/*!
\note implements Stream concept
*/
@ -62,7 +62,7 @@ public:
void Flush() {
if (current_ != buffer_) {
size_t result = fwrite(buffer_, 1, static_cast<size_t>(current_ - buffer_), fp_);
size_t result = std::fwrite(buffer_, 1, static_cast<size_t>(current_ - buffer_), fp_);
if (result < static_cast<size_t>(current_ - buffer_)) {
// failure deliberately ignored at this time
// added to avoid warn_unused_result build errors

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@ -1,6 +1,6 @@
// 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.
// Copyright (C) 2015 THL A29 Limited, a Tencent company, and Milo Yip.
//
// 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
@ -102,7 +102,7 @@ class PrettyWriter;
// document.h
template <typename Encoding, typename Allocator>
struct GenericMember;
class GenericMember;
template <bool Const, typename Encoding, typename Allocator>
class GenericMemberIterator;

View File

@ -1,6 +1,6 @@
// 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.
// Copyright (C) 2015 THL A29 Limited, a Tencent company, and Milo Yip.
//
// 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
@ -17,7 +17,7 @@
#include "../rapidjson.h"
#if defined(_MSC_VER) && defined(_M_AMD64)
#if defined(_MSC_VER) && !defined(__INTEL_COMPILER) && defined(_M_AMD64)
#include <intrin.h> // for _umul128
#pragma intrinsic(_umul128)
#endif
@ -133,7 +133,7 @@ public:
RAPIDJSON_ASSERT(count_ + offset <= kCapacity);
if (interShift == 0) {
std::memmove(&digits_[count_ - 1 + offset], &digits_[count_ - 1], count_ * sizeof(Type));
std::memmove(digits_ + offset, digits_, count_ * sizeof(Type));
count_ += offset;
}
else {

View File

@ -0,0 +1,71 @@
// 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.
//
// 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_CLZLL_H_
#define RAPIDJSON_CLZLL_H_
#include "../rapidjson.h"
#if defined(_MSC_VER) && !defined(UNDER_CE)
#include <intrin.h>
#if defined(_WIN64)
#pragma intrinsic(_BitScanReverse64)
#else
#pragma intrinsic(_BitScanReverse)
#endif
#endif
RAPIDJSON_NAMESPACE_BEGIN
namespace internal {
inline uint32_t clzll(uint64_t x) {
// Passing 0 to __builtin_clzll is UB in GCC and results in an
// infinite loop in the software implementation.
RAPIDJSON_ASSERT(x != 0);
#if defined(_MSC_VER) && !defined(UNDER_CE)
unsigned long r = 0;
#if defined(_WIN64)
_BitScanReverse64(&r, x);
#else
// Scan the high 32 bits.
if (_BitScanReverse(&r, static_cast<uint32_t>(x >> 32)))
return 63 - (r + 32);
// Scan the low 32 bits.
_BitScanReverse(&r, static_cast<uint32_t>(x & 0xFFFFFFFF));
#endif // _WIN64
return 63 - r;
#elif (defined(__GNUC__) && __GNUC__ >= 4) || RAPIDJSON_HAS_BUILTIN(__builtin_clzll)
// __builtin_clzll wrapper
return static_cast<uint32_t>(__builtin_clzll(x));
#else
// naive version
uint32_t r = 0;
while (!(x & (static_cast<uint64_t>(1) << 63))) {
x <<= 1;
++r;
}
return r;
#endif // _MSC_VER
}
#define RAPIDJSON_CLZLL RAPIDJSON_NAMESPACE::internal::clzll
} // namespace internal
RAPIDJSON_NAMESPACE_END
#endif // RAPIDJSON_CLZLL_H_

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@ -1,15 +1,15 @@
// 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.
//
// Copyright (C) 2015 THL A29 Limited, a Tencent company, and Milo Yip.
//
// 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
// 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.
// This is a C++ header-only implementation of Grisu2 algorithm from the publication:
@ -20,10 +20,11 @@
#define RAPIDJSON_DIYFP_H_
#include "../rapidjson.h"
#include "clzll.h"
#include <limits>
#if defined(_MSC_VER) && defined(_M_AMD64) && !defined(__INTEL_COMPILER)
#include <intrin.h>
#pragma intrinsic(_BitScanReverse64)
#pragma intrinsic(_umul128)
#endif
@ -56,7 +57,7 @@ struct DiyFp {
if (biased_e != 0) {
f = significand + kDpHiddenBit;
e = biased_e - kDpExponentBias;
}
}
else {
f = significand;
e = kDpMinExponent + 1;
@ -99,21 +100,8 @@ struct DiyFp {
}
DiyFp Normalize() const {
#if defined(_MSC_VER) && defined(_M_AMD64)
unsigned long index;
_BitScanReverse64(&index, f);
return DiyFp(f << (63 - index), e - (63 - index));
#elif defined(__GNUC__) && __GNUC__ >= 4
int s = __builtin_clzll(f);
int s = static_cast<int>(clzll(f));
return DiyFp(f << s, e - s);
#else
DiyFp res = *this;
while (!(res.f & (static_cast<uint64_t>(1) << 63))) {
res.f <<= 1;
res.e--;
}
return res;
#endif
}
DiyFp NormalizeBoundary() const {
@ -141,7 +129,16 @@ struct DiyFp {
double d;
uint64_t u64;
}u;
const uint64_t be = (e == kDpDenormalExponent && (f & kDpHiddenBit) == 0) ? 0 :
RAPIDJSON_ASSERT(f <= kDpHiddenBit + kDpSignificandMask);
if (e < kDpDenormalExponent) {
// Underflow.
return 0.0;
}
if (e >= kDpMaxExponent) {
// Overflow.
return std::numeric_limits<double>::infinity();
}
const uint64_t be = (e == kDpDenormalExponent && (f & kDpHiddenBit) == 0) ? 0 :
static_cast<uint64_t>(e + kDpExponentBias);
u.u64 = (f & kDpSignificandMask) | (be << kDpSignificandSize);
return u.d;
@ -220,9 +217,10 @@ inline DiyFp GetCachedPowerByIndex(size_t index) {
641, 667, 694, 720, 747, 774, 800, 827, 853, 880,
907, 933, 960, 986, 1013, 1039, 1066
};
RAPIDJSON_ASSERT(index < 87);
return DiyFp(kCachedPowers_F[index], kCachedPowers_E[index]);
}
inline DiyFp GetCachedPower(int e, int* K) {
//int k = static_cast<int>(ceil((-61 - e) * 0.30102999566398114)) + 374;
@ -238,10 +236,11 @@ inline DiyFp GetCachedPower(int e, int* K) {
}
inline DiyFp GetCachedPower10(int exp, int *outExp) {
unsigned index = (static_cast<unsigned>(exp) + 348u) / 8u;
*outExp = -348 + static_cast<int>(index) * 8;
return GetCachedPowerByIndex(index);
}
RAPIDJSON_ASSERT(exp >= -348);
unsigned index = static_cast<unsigned>(exp + 348) / 8u;
*outExp = -348 + static_cast<int>(index) * 8;
return GetCachedPowerByIndex(index);
}
#ifdef __GNUC__
RAPIDJSON_DIAG_POP

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@ -1,6 +1,6 @@
// 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.
// Copyright (C) 2015 THL A29 Limited, a Tencent company, and Milo Yip.
//
// 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

View File

@ -1,6 +1,6 @@
// 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.
// Copyright (C) 2015 THL A29 Limited, a Tencent company, and Milo Yip.
//
// 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

View File

@ -1,15 +1,15 @@
// 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.
//
// Copyright (C) 2015 THL A29 Limited, a Tencent company, and Milo Yip.
//
// 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
// 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_ITOA_
@ -37,12 +37,14 @@ inline const char* GetDigitsLut() {
}
inline char* u32toa(uint32_t value, char* buffer) {
RAPIDJSON_ASSERT(buffer != 0);
const char* cDigitsLut = GetDigitsLut();
if (value < 10000) {
const uint32_t d1 = (value / 100) << 1;
const uint32_t d2 = (value % 100) << 1;
if (value >= 1000)
*buffer++ = cDigitsLut[d1];
if (value >= 100)
@ -55,13 +57,13 @@ inline char* u32toa(uint32_t value, char* buffer) {
// value = bbbbcccc
const uint32_t b = value / 10000;
const uint32_t c = value % 10000;
const uint32_t d1 = (b / 100) << 1;
const uint32_t d2 = (b % 100) << 1;
const uint32_t d3 = (c / 100) << 1;
const uint32_t d4 = (c % 100) << 1;
if (value >= 10000000)
*buffer++ = cDigitsLut[d1];
if (value >= 1000000)
@ -69,7 +71,7 @@ inline char* u32toa(uint32_t value, char* buffer) {
if (value >= 100000)
*buffer++ = cDigitsLut[d2];
*buffer++ = cDigitsLut[d2 + 1];
*buffer++ = cDigitsLut[d3];
*buffer++ = cDigitsLut[d3 + 1];
*buffer++ = cDigitsLut[d4];
@ -77,10 +79,10 @@ inline char* u32toa(uint32_t value, char* buffer) {
}
else {
// value = aabbbbcccc in decimal
const uint32_t a = value / 100000000; // 1 to 42
value %= 100000000;
if (a >= 10) {
const unsigned i = a << 1;
*buffer++ = cDigitsLut[i];
@ -91,13 +93,13 @@ inline char* u32toa(uint32_t value, char* buffer) {
const uint32_t b = value / 10000; // 0 to 9999
const uint32_t c = value % 10000; // 0 to 9999
const uint32_t d1 = (b / 100) << 1;
const uint32_t d2 = (b % 100) << 1;
const uint32_t d3 = (c / 100) << 1;
const uint32_t d4 = (c % 100) << 1;
*buffer++ = cDigitsLut[d1];
*buffer++ = cDigitsLut[d1 + 1];
*buffer++ = cDigitsLut[d2];
@ -111,6 +113,7 @@ inline char* u32toa(uint32_t value, char* buffer) {
}
inline char* i32toa(int32_t value, char* buffer) {
RAPIDJSON_ASSERT(buffer != 0);
uint32_t u = static_cast<uint32_t>(value);
if (value < 0) {
*buffer++ = '-';
@ -121,6 +124,7 @@ inline char* i32toa(int32_t value, char* buffer) {
}
inline char* u64toa(uint64_t value, char* buffer) {
RAPIDJSON_ASSERT(buffer != 0);
const char* cDigitsLut = GetDigitsLut();
const uint64_t kTen8 = 100000000;
const uint64_t kTen9 = kTen8 * 10;
@ -131,13 +135,13 @@ inline char* u64toa(uint64_t value, char* buffer) {
const uint64_t kTen14 = kTen8 * 1000000;
const uint64_t kTen15 = kTen8 * 10000000;
const uint64_t kTen16 = kTen8 * kTen8;
if (value < kTen8) {
uint32_t v = static_cast<uint32_t>(value);
if (v < 10000) {
const uint32_t d1 = (v / 100) << 1;
const uint32_t d2 = (v % 100) << 1;
if (v >= 1000)
*buffer++ = cDigitsLut[d1];
if (v >= 100)
@ -150,13 +154,13 @@ inline char* u64toa(uint64_t value, char* buffer) {
// value = bbbbcccc
const uint32_t b = v / 10000;
const uint32_t c = v % 10000;
const uint32_t d1 = (b / 100) << 1;
const uint32_t d2 = (b % 100) << 1;
const uint32_t d3 = (c / 100) << 1;
const uint32_t d4 = (c % 100) << 1;
if (value >= 10000000)
*buffer++ = cDigitsLut[d1];
if (value >= 1000000)
@ -164,7 +168,7 @@ inline char* u64toa(uint64_t value, char* buffer) {
if (value >= 100000)
*buffer++ = cDigitsLut[d2];
*buffer++ = cDigitsLut[d2 + 1];
*buffer++ = cDigitsLut[d3];
*buffer++ = cDigitsLut[d3 + 1];
*buffer++ = cDigitsLut[d4];
@ -174,22 +178,22 @@ inline char* u64toa(uint64_t value, char* buffer) {
else if (value < kTen16) {
const uint32_t v0 = static_cast<uint32_t>(value / kTen8);
const uint32_t v1 = static_cast<uint32_t>(value % kTen8);
const uint32_t b0 = v0 / 10000;
const uint32_t c0 = v0 % 10000;
const uint32_t d1 = (b0 / 100) << 1;
const uint32_t d2 = (b0 % 100) << 1;
const uint32_t d3 = (c0 / 100) << 1;
const uint32_t d4 = (c0 % 100) << 1;
const uint32_t b1 = v1 / 10000;
const uint32_t c1 = v1 % 10000;
const uint32_t d5 = (b1 / 100) << 1;
const uint32_t d6 = (b1 % 100) << 1;
const uint32_t d7 = (c1 / 100) << 1;
const uint32_t d8 = (c1 % 100) << 1;
@ -207,9 +211,8 @@ inline char* u64toa(uint64_t value, char* buffer) {
*buffer++ = cDigitsLut[d3 + 1];
if (value >= kTen9)
*buffer++ = cDigitsLut[d4];
if (value >= kTen8)
*buffer++ = cDigitsLut[d4 + 1];
*buffer++ = cDigitsLut[d4 + 1];
*buffer++ = cDigitsLut[d5];
*buffer++ = cDigitsLut[d5 + 1];
*buffer++ = cDigitsLut[d6];
@ -222,7 +225,7 @@ inline char* u64toa(uint64_t value, char* buffer) {
else {
const uint32_t a = static_cast<uint32_t>(value / kTen16); // 1 to 1844
value %= kTen16;
if (a < 10)
*buffer++ = static_cast<char>('0' + static_cast<char>(a));
else if (a < 100) {
@ -232,7 +235,7 @@ inline char* u64toa(uint64_t value, char* buffer) {
}
else if (a < 1000) {
*buffer++ = static_cast<char>('0' + static_cast<char>(a / 100));
const uint32_t i = (a % 100) << 1;
*buffer++ = cDigitsLut[i];
*buffer++ = cDigitsLut[i + 1];
@ -245,28 +248,28 @@ inline char* u64toa(uint64_t value, char* buffer) {
*buffer++ = cDigitsLut[j];
*buffer++ = cDigitsLut[j + 1];
}
const uint32_t v0 = static_cast<uint32_t>(value / kTen8);
const uint32_t v1 = static_cast<uint32_t>(value % kTen8);
const uint32_t b0 = v0 / 10000;
const uint32_t c0 = v0 % 10000;
const uint32_t d1 = (b0 / 100) << 1;
const uint32_t d2 = (b0 % 100) << 1;
const uint32_t d3 = (c0 / 100) << 1;
const uint32_t d4 = (c0 % 100) << 1;
const uint32_t b1 = v1 / 10000;
const uint32_t c1 = v1 % 10000;
const uint32_t d5 = (b1 / 100) << 1;
const uint32_t d6 = (b1 % 100) << 1;
const uint32_t d7 = (c1 / 100) << 1;
const uint32_t d8 = (c1 % 100) << 1;
*buffer++ = cDigitsLut[d1];
*buffer++ = cDigitsLut[d1 + 1];
*buffer++ = cDigitsLut[d2];
@ -284,11 +287,12 @@ inline char* u64toa(uint64_t value, char* buffer) {
*buffer++ = cDigitsLut[d8];
*buffer++ = cDigitsLut[d8 + 1];
}
return buffer;
}
inline char* i64toa(int64_t value, char* buffer) {
RAPIDJSON_ASSERT(buffer != 0);
uint64_t u = static_cast<uint64_t>(value);
if (value < 0) {
*buffer++ = '-';

View File

@ -1,6 +1,6 @@
// 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.
// Copyright (C) 2015 THL A29 Limited, a Tencent company, and Milo Yip.
//
// 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
@ -21,6 +21,7 @@
RAPIDJSON_DIAG_PUSH
RAPIDJSON_DIAG_OFF(effc++)
#endif
#if defined(_MSC_VER) && !defined(__clang__)
RAPIDJSON_DIAG_PUSH
RAPIDJSON_DIAG_OFF(6334)
@ -174,7 +175,11 @@ template <typename T> struct RemoveSfinaeTag<SfinaeTag&(*)(T)> { typedef T Type;
RAPIDJSON_NAMESPACE_END
//@endcond
#if defined(__GNUC__) || (defined(_MSC_VER) && !defined(__clang__))
#if defined(_MSC_VER) && !defined(__clang__)
RAPIDJSON_DIAG_POP
#endif
#ifdef __GNUC__
RAPIDJSON_DIAG_POP
#endif

View File

@ -1,6 +1,6 @@
// 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.
// Copyright (C) 2015 THL A29 Limited, a Tencent company, and Milo Yip.
//
// 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

View File

@ -1,6 +1,6 @@
// 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.
// Copyright (C) 2015 THL A29 Limited, a Tencent company, and Milo Yip.
//
// 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
@ -23,20 +23,14 @@
RAPIDJSON_DIAG_PUSH
RAPIDJSON_DIAG_OFF(padded)
RAPIDJSON_DIAG_OFF(switch-enum)
RAPIDJSON_DIAG_OFF(implicit-fallthrough)
#elif defined(_MSC_VER)
RAPIDJSON_DIAG_PUSH
RAPIDJSON_DIAG_OFF(4512) // assignment operator could not be generated
#endif
#ifdef __GNUC__
RAPIDJSON_DIAG_PUSH
RAPIDJSON_DIAG_OFF(effc++)
#if __GNUC__ >= 7
RAPIDJSON_DIAG_OFF(implicit-fallthrough)
#endif
#endif
#ifdef _MSC_VER
RAPIDJSON_DIAG_PUSH
RAPIDJSON_DIAG_OFF(4512) // assignment operator could not be generated
#endif
#ifndef RAPIDJSON_REGEX_VERBOSE
@ -120,7 +114,8 @@ public:
template <typename, typename> friend class GenericRegexSearch;
GenericRegex(const Ch* source, Allocator* allocator = 0) :
states_(allocator, 256), ranges_(allocator, 256), root_(kRegexInvalidState), stateCount_(), rangeCount_(),
ownAllocator_(allocator ? 0 : RAPIDJSON_NEW(Allocator)()), allocator_(allocator ? allocator : ownAllocator_),
states_(allocator_, 256), ranges_(allocator_, 256), root_(kRegexInvalidState), stateCount_(), rangeCount_(),
anchorBegin_(), anchorEnd_()
{
GenericStringStream<Encoding> ss(source);
@ -128,7 +123,10 @@ public:
Parse(ds);
}
~GenericRegex() {}
~GenericRegex()
{
RAPIDJSON_DELETE(ownAllocator_);
}
bool IsValid() const {
return root_ != kRegexInvalidState;
@ -190,10 +188,9 @@ private:
template <typename InputStream>
void Parse(DecodedStream<InputStream, Encoding>& ds) {
Allocator allocator;
Stack<Allocator> operandStack(&allocator, 256); // Frag
Stack<Allocator> operatorStack(&allocator, 256); // Operator
Stack<Allocator> atomCountStack(&allocator, 256); // unsigned (Atom per parenthesis)
Stack<Allocator> operandStack(allocator_, 256); // Frag
Stack<Allocator> operatorStack(allocator_, 256); // Operator
Stack<Allocator> atomCountStack(allocator_, 256); // unsigned (Atom per parenthesis)
*atomCountStack.template Push<unsigned>() = 0;
@ -290,6 +287,7 @@ private:
if (!CharacterEscape(ds, &codepoint))
return; // Unsupported escape character
// fall through to default
RAPIDJSON_DELIBERATE_FALLTHROUGH;
default: // Pattern character
PushOperand(operandStack, codepoint);
@ -394,8 +392,7 @@ private:
}
return false;
default:
RAPIDJSON_ASSERT(op == kOneOrMore);
case kOneOrMore:
if (operandStack.GetSize() >= sizeof(Frag)) {
Frag e = *operandStack.template Pop<Frag>(1);
SizeType s = NewState(kRegexInvalidState, e.start, 0);
@ -404,6 +401,10 @@ private:
return true;
}
return false;
default:
// syntax error (e.g. unclosed kLeftParenthesis)
return false;
}
}
@ -516,6 +517,7 @@ private:
else if (!CharacterEscape(ds, &codepoint))
return false;
// fall through to default
RAPIDJSON_DELIBERATE_FALLTHROUGH;
default:
switch (step) {
@ -525,6 +527,7 @@ private:
break;
}
// fall through to step 0 for other characters
RAPIDJSON_DELIBERATE_FALLTHROUGH;
case 0:
{
@ -584,6 +587,8 @@ private:
}
}
Allocator* ownAllocator_;
Allocator* allocator_;
Stack<Allocator> states_;
Stack<Allocator> ranges_;
SizeType root_;
@ -723,11 +728,11 @@ typedef GenericRegexSearch<Regex> RegexSearch;
} // namespace internal
RAPIDJSON_NAMESPACE_END
#ifdef __clang__
#ifdef __GNUC__
RAPIDJSON_DIAG_POP
#endif
#ifdef _MSC_VER
#if defined(__clang__) || defined(_MSC_VER)
RAPIDJSON_DIAG_POP
#endif

View File

@ -1,6 +1,6 @@
// 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.
// Copyright (C) 2015 THL A29 Limited, a Tencent company, and Milo Yip.
//
// 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
@ -17,6 +17,7 @@
#include "../allocators.h"
#include "swap.h"
#include <cstddef>
#if defined(__clang__)
RAPIDJSON_DIAG_PUSH
@ -100,7 +101,7 @@ public:
void ShrinkToFit() {
if (Empty()) {
// If the stack is empty, completely deallocate the memory.
Allocator::Free(stack_);
Allocator::Free(stack_); // NOLINT (+clang-analyzer-unix.Malloc)
stack_ = 0;
stackTop_ = 0;
stackEnd_ = 0;
@ -114,7 +115,7 @@ public:
template<typename T>
RAPIDJSON_FORCEINLINE void Reserve(size_t count = 1) {
// Expand the stack if needed
if (RAPIDJSON_UNLIKELY(stackTop_ + sizeof(T) * count > stackEnd_))
if (RAPIDJSON_UNLIKELY(static_cast<std::ptrdiff_t>(sizeof(T) * count) > (stackEnd_ - stackTop_)))
Expand<T>(count);
}
@ -127,7 +128,7 @@ public:
template<typename T>
RAPIDJSON_FORCEINLINE T* PushUnsafe(size_t count = 1) {
RAPIDJSON_ASSERT(stackTop_);
RAPIDJSON_ASSERT(stackTop_ + sizeof(T) * count <= stackEnd_);
RAPIDJSON_ASSERT(static_cast<std::ptrdiff_t>(sizeof(T) * count) <= (stackEnd_ - stackTop_));
T* ret = reinterpret_cast<T*>(stackTop_);
stackTop_ += sizeof(T) * count;
return ret;

View File

@ -1,6 +1,6 @@
// 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.
// Copyright (C) 2015 THL A29 Limited, a Tencent company, and Milo Yip.
//
// 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

View File

@ -1,6 +1,6 @@
// 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.
// Copyright (C) 2015 THL A29 Limited, a Tencent company, and Milo Yip.
//
// 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
@ -19,6 +19,8 @@
#include "biginteger.h"
#include "diyfp.h"
#include "pow10.h"
#include <climits>
#include <limits>
RAPIDJSON_NAMESPACE_BEGIN
namespace internal {
@ -126,20 +128,20 @@ inline bool StrtodFast(double d, int p, double* result) {
}
// Compute an approximation and see if it is within 1/2 ULP
inline bool StrtodDiyFp(const char* decimals, size_t length, size_t decimalPosition, int exp, double* result) {
inline bool StrtodDiyFp(const char* decimals, int dLen, int dExp, double* result) {
uint64_t significand = 0;
size_t i = 0; // 2^64 - 1 = 18446744073709551615, 1844674407370955161 = 0x1999999999999999
for (; i < length; i++) {
int i = 0; // 2^64 - 1 = 18446744073709551615, 1844674407370955161 = 0x1999999999999999
for (; i < dLen; i++) {
if (significand > RAPIDJSON_UINT64_C2(0x19999999, 0x99999999) ||
(significand == RAPIDJSON_UINT64_C2(0x19999999, 0x99999999) && decimals[i] > '5'))
break;
significand = significand * 10u + static_cast<unsigned>(decimals[i] - '0');
}
if (i < length && decimals[i] >= '5') // Rounding
if (i < dLen && decimals[i] >= '5') // Rounding
significand++;
size_t remaining = length - i;
int remaining = dLen - i;
const int kUlpShift = 3;
const int kUlp = 1 << kUlpShift;
int64_t error = (remaining == 0) ? 0 : kUlp / 2;
@ -148,24 +150,24 @@ inline bool StrtodDiyFp(const char* decimals, size_t length, size_t decimalPosit
v = v.Normalize();
error <<= -v.e;
const int dExp = static_cast<int>(decimalPosition) - static_cast<int>(i) + exp;
dExp += remaining;
int actualExp;
DiyFp cachedPower = GetCachedPower10(dExp, &actualExp);
if (actualExp != dExp) {
static const DiyFp kPow10[] = {
DiyFp(RAPIDJSON_UINT64_C2(0xa0000000, 00000000), -60), // 10^1
DiyFp(RAPIDJSON_UINT64_C2(0xc8000000, 00000000), -57), // 10^2
DiyFp(RAPIDJSON_UINT64_C2(0xfa000000, 00000000), -54), // 10^3
DiyFp(RAPIDJSON_UINT64_C2(0x9c400000, 00000000), -50), // 10^4
DiyFp(RAPIDJSON_UINT64_C2(0xc3500000, 00000000), -47), // 10^5
DiyFp(RAPIDJSON_UINT64_C2(0xf4240000, 00000000), -44), // 10^6
DiyFp(RAPIDJSON_UINT64_C2(0x98968000, 00000000), -40) // 10^7
DiyFp(RAPIDJSON_UINT64_C2(0xa0000000, 0x00000000), -60), // 10^1
DiyFp(RAPIDJSON_UINT64_C2(0xc8000000, 0x00000000), -57), // 10^2
DiyFp(RAPIDJSON_UINT64_C2(0xfa000000, 0x00000000), -54), // 10^3
DiyFp(RAPIDJSON_UINT64_C2(0x9c400000, 0x00000000), -50), // 10^4
DiyFp(RAPIDJSON_UINT64_C2(0xc3500000, 0x00000000), -47), // 10^5
DiyFp(RAPIDJSON_UINT64_C2(0xf4240000, 0x00000000), -44), // 10^6
DiyFp(RAPIDJSON_UINT64_C2(0x98968000, 0x00000000), -40) // 10^7
};
int adjustment = dExp - actualExp - 1;
RAPIDJSON_ASSERT(adjustment >= 0 && adjustment < 7);
v = v * kPow10[adjustment];
if (length + static_cast<unsigned>(adjustment)> 19u) // has more digits than decimal digits in 64-bit
int adjustment = dExp - actualExp;
RAPIDJSON_ASSERT(adjustment >= 1 && adjustment < 8);
v = v * kPow10[adjustment - 1];
if (dLen + adjustment > 19) // has more digits than decimal digits in 64-bit
error += kUlp / 2;
}
@ -203,9 +205,9 @@ inline bool StrtodDiyFp(const char* decimals, size_t length, size_t decimalPosit
return halfWay - static_cast<unsigned>(error) >= precisionBits || precisionBits >= halfWay + static_cast<unsigned>(error);
}
inline double StrtodBigInteger(double approx, const char* decimals, size_t length, size_t decimalPosition, int exp) {
const BigInteger dInt(decimals, length);
const int dExp = static_cast<int>(decimalPosition) - static_cast<int>(length) + exp;
inline double StrtodBigInteger(double approx, const char* decimals, int dLen, int dExp) {
RAPIDJSON_ASSERT(dLen >= 0);
const BigInteger dInt(decimals, static_cast<unsigned>(dLen));
Double a(approx);
int cmp = CheckWithinHalfULP(a.Value(), dInt, dExp);
if (cmp < 0)
@ -225,42 +227,61 @@ inline double StrtodFullPrecision(double d, int p, const char* decimals, size_t
RAPIDJSON_ASSERT(d >= 0.0);
RAPIDJSON_ASSERT(length >= 1);
double result;
double result = 0.0;
if (StrtodFast(d, p, &result))
return result;
RAPIDJSON_ASSERT(length <= INT_MAX);
int dLen = static_cast<int>(length);
RAPIDJSON_ASSERT(length >= decimalPosition);
RAPIDJSON_ASSERT(length - decimalPosition <= INT_MAX);
int dExpAdjust = static_cast<int>(length - decimalPosition);
RAPIDJSON_ASSERT(exp >= INT_MIN + dExpAdjust);
int dExp = exp - dExpAdjust;
// Make sure length+dExp does not overflow
RAPIDJSON_ASSERT(dExp <= INT_MAX - dLen);
// Trim leading zeros
while (*decimals == '0' && length > 1) {
length--;
while (dLen > 0 && *decimals == '0') {
dLen--;
decimals++;
decimalPosition--;
}
// Trim trailing zeros
while (decimals[length - 1] == '0' && length > 1) {
length--;
decimalPosition--;
exp++;
while (dLen > 0 && decimals[dLen - 1] == '0') {
dLen--;
dExp++;
}
if (dLen == 0) { // Buffer only contains zeros.
return 0.0;
}
// Trim right-most digits
const int kMaxDecimalDigit = 780;
if (static_cast<int>(length) > kMaxDecimalDigit) {
int delta = (static_cast<int>(length) - kMaxDecimalDigit);
exp += delta;
decimalPosition -= static_cast<unsigned>(delta);
length = kMaxDecimalDigit;
const int kMaxDecimalDigit = 767 + 1;
if (dLen > kMaxDecimalDigit) {
dExp += dLen - kMaxDecimalDigit;
dLen = kMaxDecimalDigit;
}
// If too small, underflow to zero
if (int(length) + exp < -324)
// If too small, underflow to zero.
// Any x <= 10^-324 is interpreted as zero.
if (dLen + dExp <= -324)
return 0.0;
if (StrtodDiyFp(decimals, length, decimalPosition, exp, &result))
// If too large, overflow to infinity.
// Any x >= 10^309 is interpreted as +infinity.
if (dLen + dExp > 309)
return std::numeric_limits<double>::infinity();
if (StrtodDiyFp(decimals, dLen, dExp, &result))
return result;
// Use approximation from StrtodDiyFp and make adjustment with BigInteger comparison
return StrtodBigInteger(result, decimals, length, decimalPosition, exp);
return StrtodBigInteger(result, decimals, dLen, dExp);
}
} // namespace internal

View File

@ -1,6 +1,6 @@
// 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.
// Copyright (C) 2015 THL A29 Limited, a Tencent company, and Milo Yip.
//
// 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

View File

@ -1,6 +1,6 @@
// 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.
// Copyright (C) 2015 THL A29 Limited, a Tencent company, and Milo Yip.
//
// 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
@ -17,13 +17,12 @@
#include "stream.h"
#include <iosfwd>
#include <ios>
#ifdef __clang__
RAPIDJSON_DIAG_PUSH
RAPIDJSON_DIAG_OFF(padded)
#endif
#ifdef _MSC_VER
#elif defined(_MSC_VER)
RAPIDJSON_DIAG_PUSH
RAPIDJSON_DIAG_OFF(4351) // new behavior: elements of array 'array' will be default initialized
#endif
@ -50,57 +49,71 @@ template <typename StreamType>
class BasicIStreamWrapper {
public:
typedef typename StreamType::char_type Ch;
BasicIStreamWrapper(StreamType& stream) : stream_(stream), count_(), peekBuffer_() {}
Ch Peek() const {
typename StreamType::int_type c = stream_.peek();
return RAPIDJSON_LIKELY(c != StreamType::traits_type::eof()) ? static_cast<Ch>(c) : static_cast<Ch>('\0');
//! Constructor.
/*!
\param stream stream opened for read.
*/
BasicIStreamWrapper(StreamType &stream) : stream_(stream), buffer_(peekBuffer_), bufferSize_(4), bufferLast_(0), current_(buffer_), readCount_(0), count_(0), eof_(false) {
Read();
}
Ch Take() {
typename StreamType::int_type c = stream_.get();
if (RAPIDJSON_LIKELY(c != StreamType::traits_type::eof())) {
count_++;
return static_cast<Ch>(c);
}
else
return '\0';
//! Constructor.
/*!
\param stream stream opened for read.
\param buffer user-supplied buffer.
\param bufferSize size of buffer in bytes. Must >=4 bytes.
*/
BasicIStreamWrapper(StreamType &stream, char* buffer, size_t bufferSize) : stream_(stream), buffer_(buffer), bufferSize_(bufferSize), bufferLast_(0), current_(buffer_), readCount_(0), count_(0), eof_(false) {
RAPIDJSON_ASSERT(bufferSize >= 4);
Read();
}
// tellg() may return -1 when failed. So we count by ourself.
size_t Tell() const { return count_; }
Ch Peek() const { return *current_; }
Ch Take() { Ch c = *current_; Read(); return c; }
size_t Tell() const { return count_ + static_cast<size_t>(current_ - buffer_); }
Ch* PutBegin() { RAPIDJSON_ASSERT(false); return 0; }
// Not implemented
void Put(Ch) { RAPIDJSON_ASSERT(false); }
void Flush() { RAPIDJSON_ASSERT(false); }
void Flush() { RAPIDJSON_ASSERT(false); }
Ch* PutBegin() { RAPIDJSON_ASSERT(false); return 0; }
size_t PutEnd(Ch*) { RAPIDJSON_ASSERT(false); return 0; }
// For encoding detection only.
const Ch* Peek4() const {
RAPIDJSON_ASSERT(sizeof(Ch) == 1); // Only usable for byte stream.
int i;
bool hasError = false;
for (i = 0; i < 4; ++i) {
typename StreamType::int_type c = stream_.get();
if (c == StreamType::traits_type::eof()) {
hasError = true;
stream_.clear();
break;
}
peekBuffer_[i] = static_cast<Ch>(c);
}
for (--i; i >= 0; --i)
stream_.putback(peekBuffer_[i]);
return !hasError ? peekBuffer_ : 0;
return (current_ + 4 - !eof_ <= bufferLast_) ? current_ : 0;
}
private:
BasicIStreamWrapper();
BasicIStreamWrapper(const BasicIStreamWrapper&);
BasicIStreamWrapper& operator=(const BasicIStreamWrapper&);
StreamType& stream_;
size_t count_; //!< Number of characters read. Note:
mutable Ch peekBuffer_[4];
void Read() {
if (current_ < bufferLast_)
++current_;
else if (!eof_) {
count_ += readCount_;
readCount_ = bufferSize_;
bufferLast_ = buffer_ + readCount_ - 1;
current_ = buffer_;
if (!stream_.read(buffer_, static_cast<std::streamsize>(bufferSize_))) {
readCount_ = static_cast<size_t>(stream_.gcount());
*(bufferLast_ = buffer_ + readCount_) = '\0';
eof_ = true;
}
}
}
StreamType &stream_;
Ch peekBuffer_[4], *buffer_;
size_t bufferSize_;
Ch *bufferLast_;
Ch *current_;
size_t readCount_;
size_t count_; //!< Number of characters read
bool eof_;
};
typedef BasicIStreamWrapper<std::istream> IStreamWrapper;

View File

@ -1,6 +1,6 @@
// 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.
// Copyright (C) 2015 THL A29 Limited, a Tencent company, and Milo Yip.
//
// 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

View File

@ -1,6 +1,6 @@
// 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.
// Copyright (C) 2015 THL A29 Limited, a Tencent company, and Milo Yip.
//
// 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

View File

@ -1,6 +1,6 @@
// 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.
// Copyright (C) 2015 THL A29 Limited, a Tencent company, and Milo Yip.
//
// 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

View File

@ -1,6 +1,6 @@
// 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.
// Copyright (C) 2015 THL A29 Limited, a Tencent company, and Milo Yip.
//
// 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
@ -21,9 +21,7 @@
#ifdef __clang__
RAPIDJSON_DIAG_PUSH
RAPIDJSON_DIAG_OFF(switch-enum)
#endif
#ifdef _MSC_VER
#elif defined(_MSC_VER)
RAPIDJSON_DIAG_PUSH
RAPIDJSON_DIAG_OFF(4512) // assignment operator could not be generated
#endif
@ -165,7 +163,12 @@ public:
GenericPointer(const Token* tokens, size_t tokenCount) : allocator_(), ownAllocator_(), nameBuffer_(), tokens_(const_cast<Token*>(tokens)), tokenCount_(tokenCount), parseErrorOffset_(), parseErrorCode_(kPointerParseErrorNone) {}
//! Copy constructor.
GenericPointer(const GenericPointer& rhs, Allocator* allocator = 0) : allocator_(allocator), ownAllocator_(), nameBuffer_(), tokens_(), tokenCount_(), parseErrorOffset_(), parseErrorCode_(kPointerParseErrorNone) {
GenericPointer(const GenericPointer& rhs) : allocator_(rhs.allocator_), ownAllocator_(), nameBuffer_(), tokens_(), tokenCount_(), parseErrorOffset_(), parseErrorCode_(kPointerParseErrorNone) {
*this = rhs;
}
//! Copy constructor.
GenericPointer(const GenericPointer& rhs, Allocator* allocator) : allocator_(allocator), ownAllocator_(), nameBuffer_(), tokens_(), tokenCount_(), parseErrorOffset_(), parseErrorCode_(kPointerParseErrorNone) {
*this = rhs;
}
@ -197,6 +200,36 @@ public:
return *this;
}
//! Swap the content of this pointer with an other.
/*!
\param other The pointer to swap with.
\note Constant complexity.
*/
GenericPointer& Swap(GenericPointer& other) RAPIDJSON_NOEXCEPT {
internal::Swap(allocator_, other.allocator_);
internal::Swap(ownAllocator_, other.ownAllocator_);
internal::Swap(nameBuffer_, other.nameBuffer_);
internal::Swap(tokens_, other.tokens_);
internal::Swap(tokenCount_, other.tokenCount_);
internal::Swap(parseErrorOffset_, other.parseErrorOffset_);
internal::Swap(parseErrorCode_, other.parseErrorCode_);
return *this;
}
//! free-standing swap function helper
/*!
Helper function to enable support for common swap implementation pattern based on \c std::swap:
\code
void swap(MyClass& a, MyClass& b) {
using std::swap;
swap(a.pointer, b.pointer);
// ...
}
\endcode
\see Swap()
*/
friend inline void swap(GenericPointer& a, GenericPointer& b) RAPIDJSON_NOEXCEPT { a.Swap(b); }
//@}
//!@name Append token
@ -353,6 +386,33 @@ public:
*/
bool operator!=(const GenericPointer& rhs) const { return !(*this == rhs); }
//! Less than operator.
/*!
\note Invalid pointers are always greater than valid ones.
*/
bool operator<(const GenericPointer& rhs) const {
if (!IsValid())
return false;
if (!rhs.IsValid())
return true;
if (tokenCount_ != rhs.tokenCount_)
return tokenCount_ < rhs.tokenCount_;
for (size_t i = 0; i < tokenCount_; i++) {
if (tokens_[i].index != rhs.tokens_[i].index)
return tokens_[i].index < rhs.tokens_[i].index;
if (tokens_[i].length != rhs.tokens_[i].length)
return tokens_[i].length < rhs.tokens_[i].length;
if (int cmp = std::memcmp(tokens_[i].name, rhs.tokens_[i].name, sizeof(Ch) * tokens_[i].length))
return cmp < 0;
}
return false;
}
//@}
//!@name Stringify
@ -428,10 +488,11 @@ public:
v = &((*v)[t->index]);
}
else {
typename ValueType::MemberIterator m = v->FindMember(GenericStringRef<Ch>(t->name, t->length));
typename ValueType::MemberIterator m = v->FindMember(GenericValue<EncodingType>(GenericStringRef<Ch>(t->name, t->length)));
if (m == v->MemberEnd()) {
v->AddMember(ValueType(t->name, t->length, allocator).Move(), ValueType().Move(), allocator);
v = &(--v->MemberEnd())->value; // Assumes AddMember() appends at the end
m = v->MemberEnd();
v = &(--m)->value; // Assumes AddMember() appends at the end
exist = false;
}
else
@ -483,7 +544,7 @@ public:
switch (v->GetType()) {
case kObjectType:
{
typename ValueType::MemberIterator m = v->FindMember(GenericStringRef<Ch>(t->name, t->length));
typename ValueType::MemberIterator m = v->FindMember(GenericValue<EncodingType>(GenericStringRef<Ch>(t->name, t->length)));
if (m == v->MemberEnd())
break;
v = &m->value;
@ -532,14 +593,14 @@ public:
*/
ValueType& GetWithDefault(ValueType& root, const ValueType& defaultValue, typename ValueType::AllocatorType& allocator) const {
bool alreadyExist;
Value& v = Create(root, allocator, &alreadyExist);
ValueType& v = Create(root, allocator, &alreadyExist);
return alreadyExist ? v : v.CopyFrom(defaultValue, allocator);
}
//! Query a value in a subtree with default null-terminated string.
ValueType& GetWithDefault(ValueType& root, const Ch* defaultValue, typename ValueType::AllocatorType& allocator) const {
bool alreadyExist;
Value& v = Create(root, allocator, &alreadyExist);
ValueType& v = Create(root, allocator, &alreadyExist);
return alreadyExist ? v : v.SetString(defaultValue, allocator);
}
@ -547,7 +608,7 @@ public:
//! Query a value in a subtree with default std::basic_string.
ValueType& GetWithDefault(ValueType& root, const std::basic_string<Ch>& defaultValue, typename ValueType::AllocatorType& allocator) const {
bool alreadyExist;
Value& v = Create(root, allocator, &alreadyExist);
ValueType& v = Create(root, allocator, &alreadyExist);
return alreadyExist ? v : v.SetString(defaultValue, allocator);
}
#endif
@ -719,7 +780,7 @@ public:
switch (v->GetType()) {
case kObjectType:
{
typename ValueType::MemberIterator m = v->FindMember(GenericStringRef<Ch>(t->name, t->length));
typename ValueType::MemberIterator m = v->FindMember(GenericValue<EncodingType>(GenericStringRef<Ch>(t->name, t->length)));
if (m == v->MemberEnd())
return false;
v = &m->value;
@ -1347,11 +1408,7 @@ bool EraseValueByPointer(T& root, const CharType(&source)[N]) {
RAPIDJSON_NAMESPACE_END
#ifdef __clang__
RAPIDJSON_DIAG_POP
#endif
#ifdef _MSC_VER
#if defined(__clang__) || defined(_MSC_VER)
RAPIDJSON_DIAG_POP
#endif

View File

@ -1,6 +1,6 @@
// 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.
// Copyright (C) 2015 THL A29 Limited, a Tencent company, and Milo Yip.
//
// 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
@ -39,7 +39,7 @@ enum PrettyFormatOptions {
//! Writer with indentation and spacing.
/*!
\tparam OutputStream Type of ouptut os.
\tparam OutputStream Type of output os.
\tparam SourceEncoding Encoding of source string.
\tparam TargetEncoding Encoding of output stream.
\tparam StackAllocator Type of allocator for allocating memory of stack.
@ -60,7 +60,7 @@ public:
explicit PrettyWriter(StackAllocator* allocator = 0, size_t levelDepth = Base::kDefaultLevelDepth) :
Base(allocator, levelDepth), indentChar_(' '), indentCharCount_(4) {}
Base(allocator, levelDepth), indentChar_(' '), indentCharCount_(4), formatOptions_(kFormatDefault) {}
#if RAPIDJSON_HAS_CXX11_RVALUE_REFS
PrettyWriter(PrettyWriter&& rhs) :
@ -92,26 +92,26 @@ public:
*/
//@{
bool Null() { PrettyPrefix(kNullType); return Base::WriteNull(); }
bool Bool(bool b) { PrettyPrefix(b ? kTrueType : kFalseType); return Base::WriteBool(b); }
bool Int(int i) { PrettyPrefix(kNumberType); return Base::WriteInt(i); }
bool Uint(unsigned u) { PrettyPrefix(kNumberType); return Base::WriteUint(u); }
bool Int64(int64_t i64) { PrettyPrefix(kNumberType); return Base::WriteInt64(i64); }
bool Uint64(uint64_t u64) { PrettyPrefix(kNumberType); return Base::WriteUint64(u64); }
bool Double(double d) { PrettyPrefix(kNumberType); return Base::WriteDouble(d); }
bool Null() { PrettyPrefix(kNullType); return Base::EndValue(Base::WriteNull()); }
bool Bool(bool b) { PrettyPrefix(b ? kTrueType : kFalseType); return Base::EndValue(Base::WriteBool(b)); }
bool Int(int i) { PrettyPrefix(kNumberType); return Base::EndValue(Base::WriteInt(i)); }
bool Uint(unsigned u) { PrettyPrefix(kNumberType); return Base::EndValue(Base::WriteUint(u)); }
bool Int64(int64_t i64) { PrettyPrefix(kNumberType); return Base::EndValue(Base::WriteInt64(i64)); }
bool Uint64(uint64_t u64) { PrettyPrefix(kNumberType); return Base::EndValue(Base::WriteUint64(u64)); }
bool Double(double d) { PrettyPrefix(kNumberType); return Base::EndValue(Base::WriteDouble(d)); }
bool RawNumber(const Ch* str, SizeType length, bool copy = false) {
RAPIDJSON_ASSERT(str != 0);
(void)copy;
PrettyPrefix(kNumberType);
return Base::WriteString(str, length);
return Base::EndValue(Base::WriteString(str, length));
}
bool String(const Ch* str, SizeType length, bool copy = false) {
RAPIDJSON_ASSERT(str != 0);
(void)copy;
PrettyPrefix(kStringType);
return Base::WriteString(str, length);
return Base::EndValue(Base::WriteString(str, length));
}
#if RAPIDJSON_HAS_STDSTRING
@ -146,7 +146,7 @@ public:
Base::os_->Put('\n');
WriteIndent();
}
bool ret = Base::WriteEndObject();
bool ret = Base::EndValue(Base::WriteEndObject());
(void)ret;
RAPIDJSON_ASSERT(ret == true);
if (Base::level_stack_.Empty()) // end of json text
@ -170,7 +170,7 @@ public:
Base::os_->Put('\n');
WriteIndent();
}
bool ret = Base::WriteEndArray();
bool ret = Base::EndValue(Base::WriteEndArray());
(void)ret;
RAPIDJSON_ASSERT(ret == true);
if (Base::level_stack_.Empty()) // end of json text
@ -201,7 +201,7 @@ public:
bool RawValue(const Ch* json, size_t length, Type type) {
RAPIDJSON_ASSERT(json != 0);
PrettyPrefix(type);
return Base::WriteRawValue(json, length);
return Base::EndValue(Base::WriteRawValue(json, length));
}
protected:

View File

@ -1,6 +1,6 @@
// 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.
// Copyright (C) 2015 THL A29 Limited, a Tencent company, and Milo Yip.
//
// 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
@ -26,7 +26,7 @@
Some RapidJSON features are configurable to adapt the library to a wide
variety of platforms, environments and usage scenarios. Most of the
features can be configured in terms of overriden or predefined
features can be configured in terms of overridden or predefined
preprocessor macros at compile-time.
Some additional customization is available in the \ref RAPIDJSON_ERRORS APIs.
@ -219,7 +219,7 @@
# elif __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
# define RAPIDJSON_ENDIAN RAPIDJSON_BIGENDIAN
# else
# error Unknown machine endianess detected. User needs to define RAPIDJSON_ENDIAN.
# error Unknown machine endianness detected. User needs to define RAPIDJSON_ENDIAN.
# endif // __BYTE_ORDER__
// Detect with GLIBC's endian.h
# elif defined(__GLIBC__)
@ -229,7 +229,7 @@
# elif (__BYTE_ORDER == __BIG_ENDIAN)
# define RAPIDJSON_ENDIAN RAPIDJSON_BIGENDIAN
# else
# error Unknown machine endianess detected. User needs to define RAPIDJSON_ENDIAN.
# error Unknown machine endianness detected. User needs to define RAPIDJSON_ENDIAN.
# endif // __GLIBC__
// Detect with _LITTLE_ENDIAN and _BIG_ENDIAN macro
# elif defined(_LITTLE_ENDIAN) && !defined(_BIG_ENDIAN)
@ -246,7 +246,7 @@
# elif defined(RAPIDJSON_DOXYGEN_RUNNING)
# define RAPIDJSON_ENDIAN
# else
# error Unknown machine endianess detected. User needs to define RAPIDJSON_ENDIAN.
# error Unknown machine endianness detected. User needs to define RAPIDJSON_ENDIAN.
# endif
#endif // RAPIDJSON_ENDIAN
@ -269,16 +269,11 @@
/*! \ingroup RAPIDJSON_CONFIG
\param x pointer to align
Some machines require strict data alignment. Currently the default uses 4 bytes
alignment on 32-bit platforms and 8 bytes alignment for 64-bit platforms.
Some machines require strict data alignment. The default is 8 bytes.
User can customize by defining the RAPIDJSON_ALIGN function macro.
*/
#ifndef RAPIDJSON_ALIGN
#if RAPIDJSON_64BIT == 1
#define RAPIDJSON_ALIGN(x) (((x) + static_cast<uint64_t>(7u)) & ~static_cast<uint64_t>(7u))
#else
#define RAPIDJSON_ALIGN(x) (((x) + 3u) & ~3u)
#endif
#define RAPIDJSON_ALIGN(x) (((x) + static_cast<size_t>(7u)) & ~static_cast<size_t>(7u))
#endif
///////////////////////////////////////////////////////////////////////////////
@ -433,7 +428,7 @@ template <> struct STATIC_ASSERTION_FAILURE<true> { enum { value = 1 }; };
template <size_t x> struct StaticAssertTest {};
RAPIDJSON_NAMESPACE_END
#if defined(__GNUC__)
#if defined(__GNUC__) || defined(__clang__)
#define RAPIDJSON_STATIC_ASSERT_UNUSED_ATTRIBUTE __attribute__((unused))
#else
#define RAPIDJSON_STATIC_ASSERT_UNUSED_ATTRIBUTE
@ -495,6 +490,12 @@ RAPIDJSON_NAMESPACE_END
#define RAPIDJSON_VERSION_CODE(x,y,z) \
(((x)*100000) + ((y)*100) + (z))
#if defined(__has_builtin)
#define RAPIDJSON_HAS_BUILTIN(x) __has_builtin(x)
#else
#define RAPIDJSON_HAS_BUILTIN(x) 0
#endif
///////////////////////////////////////////////////////////////////////////////
// RAPIDJSON_DIAG_PUSH/POP, RAPIDJSON_DIAG_OFF
@ -543,13 +544,14 @@ RAPIDJSON_NAMESPACE_END
#ifndef RAPIDJSON_HAS_CXX11_RVALUE_REFS
#if defined(__clang__)
#if __has_feature(cxx_rvalue_references) && \
(defined(_LIBCPP_VERSION) || defined(__GLIBCXX__) && __GLIBCXX__ >= 20080306)
(defined(_MSC_VER) || defined(_LIBCPP_VERSION) || defined(__GLIBCXX__) && __GLIBCXX__ >= 20080306)
#define RAPIDJSON_HAS_CXX11_RVALUE_REFS 1
#else
#define RAPIDJSON_HAS_CXX11_RVALUE_REFS 0
#endif
#elif (defined(RAPIDJSON_GNUC) && (RAPIDJSON_GNUC >= RAPIDJSON_VERSION_CODE(4,3,0)) && defined(__GXX_EXPERIMENTAL_CXX0X__)) || \
(defined(_MSC_VER) && _MSC_VER >= 1600)
(defined(_MSC_VER) && _MSC_VER >= 1600) || \
(defined(__SUNPRO_CC) && __SUNPRO_CC >= 0x5140 && defined(__GXX_EXPERIMENTAL_CXX0X__))
#define RAPIDJSON_HAS_CXX11_RVALUE_REFS 1
#else
@ -560,8 +562,9 @@ RAPIDJSON_NAMESPACE_END
#ifndef RAPIDJSON_HAS_CXX11_NOEXCEPT
#if defined(__clang__)
#define RAPIDJSON_HAS_CXX11_NOEXCEPT __has_feature(cxx_noexcept)
#elif (defined(RAPIDJSON_GNUC) && (RAPIDJSON_GNUC >= RAPIDJSON_VERSION_CODE(4,6,0)) && defined(__GXX_EXPERIMENTAL_CXX0X__))
// (defined(_MSC_VER) && _MSC_VER >= ????) // not yet supported
#elif (defined(RAPIDJSON_GNUC) && (RAPIDJSON_GNUC >= RAPIDJSON_VERSION_CODE(4,6,0)) && defined(__GXX_EXPERIMENTAL_CXX0X__)) || \
(defined(_MSC_VER) && _MSC_VER >= 1900) || \
(defined(__SUNPRO_CC) && __SUNPRO_CC >= 0x5140 && defined(__GXX_EXPERIMENTAL_CXX0X__))
#define RAPIDJSON_HAS_CXX11_NOEXCEPT 1
#else
#define RAPIDJSON_HAS_CXX11_NOEXCEPT 0
@ -575,22 +578,83 @@ RAPIDJSON_NAMESPACE_END
// no automatic detection, yet
#ifndef RAPIDJSON_HAS_CXX11_TYPETRAITS
#if (defined(_MSC_VER) && _MSC_VER >= 1700)
#define RAPIDJSON_HAS_CXX11_TYPETRAITS 1
#else
#define RAPIDJSON_HAS_CXX11_TYPETRAITS 0
#endif
#endif
#ifndef RAPIDJSON_HAS_CXX11_RANGE_FOR
#if defined(__clang__)
#define RAPIDJSON_HAS_CXX11_RANGE_FOR __has_feature(cxx_range_for)
#elif (defined(RAPIDJSON_GNUC) && (RAPIDJSON_GNUC >= RAPIDJSON_VERSION_CODE(4,6,0)) && defined(__GXX_EXPERIMENTAL_CXX0X__)) || \
(defined(_MSC_VER) && _MSC_VER >= 1700)
(defined(_MSC_VER) && _MSC_VER >= 1700) || \
(defined(__SUNPRO_CC) && __SUNPRO_CC >= 0x5140 && defined(__GXX_EXPERIMENTAL_CXX0X__))
#define RAPIDJSON_HAS_CXX11_RANGE_FOR 1
#else
#define RAPIDJSON_HAS_CXX11_RANGE_FOR 0
#endif
#endif // RAPIDJSON_HAS_CXX11_RANGE_FOR
///////////////////////////////////////////////////////////////////////////////
// C++17 features
#if defined(__has_cpp_attribute)
# if __has_cpp_attribute(fallthrough)
# define RAPIDJSON_DELIBERATE_FALLTHROUGH [[fallthrough]]
# else
# define RAPIDJSON_DELIBERATE_FALLTHROUGH
# endif
#else
# define RAPIDJSON_DELIBERATE_FALLTHROUGH
#endif
//!@endcond
//! Assertion (in non-throwing contexts).
/*! \ingroup RAPIDJSON_CONFIG
Some functions provide a \c noexcept guarantee, if the compiler supports it.
In these cases, the \ref RAPIDJSON_ASSERT macro cannot be overridden to
throw an exception. This macro adds a separate customization point for
such cases.
Defaults to C \c assert() (as \ref RAPIDJSON_ASSERT), if \c noexcept is
supported, and to \ref RAPIDJSON_ASSERT otherwise.
*/
///////////////////////////////////////////////////////////////////////////////
// RAPIDJSON_NOEXCEPT_ASSERT
#ifndef RAPIDJSON_NOEXCEPT_ASSERT
#ifdef RAPIDJSON_ASSERT_THROWS
#if RAPIDJSON_HAS_CXX11_NOEXCEPT
#define RAPIDJSON_NOEXCEPT_ASSERT(x)
#else
#include <cassert>
#define RAPIDJSON_NOEXCEPT_ASSERT(x) assert(x)
#endif // RAPIDJSON_HAS_CXX11_NOEXCEPT
#else
#define RAPIDJSON_NOEXCEPT_ASSERT(x) RAPIDJSON_ASSERT(x)
#endif // RAPIDJSON_ASSERT_THROWS
#endif // RAPIDJSON_NOEXCEPT_ASSERT
///////////////////////////////////////////////////////////////////////////////
// malloc/realloc/free
#ifndef RAPIDJSON_MALLOC
///! customization point for global \c malloc
#define RAPIDJSON_MALLOC(size) std::malloc(size)
#endif
#ifndef RAPIDJSON_REALLOC
///! customization point for global \c realloc
#define RAPIDJSON_REALLOC(ptr, new_size) std::realloc(ptr, new_size)
#endif
#ifndef RAPIDJSON_FREE
///! customization point for global \c free
#define RAPIDJSON_FREE(ptr) std::free(ptr)
#endif
///////////////////////////////////////////////////////////////////////////////
// new/delete

View File

@ -1,6 +1,6 @@
// 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.
// Copyright (C) 2015 THL A29 Limited, a Tencent company, and Milo Yip.
//
// 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
@ -20,6 +20,7 @@
#include "allocators.h"
#include "stream.h"
#include "encodedstream.h"
#include "internal/clzll.h"
#include "internal/meta.h"
#include "internal/stack.h"
#include "internal/strtod.h"
@ -37,17 +38,15 @@
#include <arm_neon.h>
#endif
#if defined(_MSC_VER) && !defined(__clang__)
RAPIDJSON_DIAG_PUSH
RAPIDJSON_DIAG_OFF(4127) // conditional expression is constant
RAPIDJSON_DIAG_OFF(4702) // unreachable code
#endif
#ifdef __clang__
RAPIDJSON_DIAG_PUSH
RAPIDJSON_DIAG_OFF(old-style-cast)
RAPIDJSON_DIAG_OFF(padded)
RAPIDJSON_DIAG_OFF(switch-enum)
#elif defined(_MSC_VER)
RAPIDJSON_DIAG_PUSH
RAPIDJSON_DIAG_OFF(4127) // conditional expression is constant
RAPIDJSON_DIAG_OFF(4702) // unreachable code
#endif
#ifdef __GNUC__
@ -155,6 +154,7 @@ enum ParseFlag {
kParseNumbersAsStringsFlag = 64, //!< Parse all numbers (ints/doubles) as strings.
kParseTrailingCommasFlag = 128, //!< Allow trailing commas at the end of objects and arrays.
kParseNanAndInfFlag = 256, //!< Allow parsing NaN, Inf, Infinity, -Inf and -Infinity as doubles.
kParseEscapedApostropheFlag = 512, //!< Allow escaped apostrophe in strings.
kParseDefaultFlags = RAPIDJSON_PARSE_DEFAULT_FLAGS //!< Default parse flags. Can be customized by defining RAPIDJSON_PARSE_DEFAULT_FLAGS
};
@ -445,16 +445,16 @@ inline const char *SkipWhitespace_SIMD(const char* p) {
x = vmvnq_u8(x); // Negate
x = vrev64q_u8(x); // Rev in 64
uint64_t low = vgetq_lane_u64(reinterpret_cast<uint64x2_t>(x), 0); // extract
uint64_t high = vgetq_lane_u64(reinterpret_cast<uint64x2_t>(x), 1); // extract
uint64_t low = vgetq_lane_u64(vreinterpretq_u64_u8(x), 0); // extract
uint64_t high = vgetq_lane_u64(vreinterpretq_u64_u8(x), 1); // extract
if (low == 0) {
if (high != 0) {
int lz =__builtin_clzll(high);;
uint32_t lz = internal::clzll(high);
return p + 8 + (lz >> 3);
}
} else {
int lz = __builtin_clzll(low);;
uint32_t lz = internal::clzll(low);
return p + (lz >> 3);
}
}
@ -481,16 +481,16 @@ inline const char *SkipWhitespace_SIMD(const char* p, const char* end) {
x = vmvnq_u8(x); // Negate
x = vrev64q_u8(x); // Rev in 64
uint64_t low = vgetq_lane_u64(reinterpret_cast<uint64x2_t>(x), 0); // extract
uint64_t high = vgetq_lane_u64(reinterpret_cast<uint64x2_t>(x), 1); // extract
uint64_t low = vgetq_lane_u64(vreinterpretq_u64_u8(x), 0); // extract
uint64_t high = vgetq_lane_u64(vreinterpretq_u64_u8(x), 1); // extract
if (low == 0) {
if (high != 0) {
int lz = __builtin_clzll(high);
uint32_t lz = internal::clzll(high);
return p + 8 + (lz >> 3);
}
} else {
int lz = __builtin_clzll(low);
uint32_t lz = internal::clzll(low);
return p + (lz >> 3);
}
}
@ -544,7 +544,8 @@ public:
/*! \param stackAllocator Optional allocator for allocating stack memory. (Only use for non-destructive parsing)
\param stackCapacity stack capacity in bytes for storing a single decoded string. (Only use for non-destructive parsing)
*/
GenericReader(StackAllocator* stackAllocator = 0, size_t stackCapacity = kDefaultStackCapacity) : stack_(stackAllocator, stackCapacity), parseResult_() {}
GenericReader(StackAllocator* stackAllocator = 0, size_t stackCapacity = kDefaultStackCapacity) :
stack_(stackAllocator, stackCapacity), parseResult_(), state_(IterativeParsingStartState) {}
//! Parse JSON text.
/*! \tparam parseFlags Combination of \ref ParseFlag.
@ -607,7 +608,7 @@ public:
parseResult_.Clear();
state_ = IterativeParsingStartState;
}
//! Parse one token from JSON text
/*! \tparam InputStream Type of input stream, implementing Stream concept
\tparam Handler Type of handler, implementing Handler concept.
@ -619,11 +620,11 @@ public:
bool IterativeParseNext(InputStream& is, Handler& handler) {
while (RAPIDJSON_LIKELY(is.Peek() != '\0')) {
SkipWhitespaceAndComments<parseFlags>(is);
Token t = Tokenize(is.Peek());
IterativeParsingState n = Predict(state_, t);
IterativeParsingState d = Transit<parseFlags>(state_, t, n, is, handler);
// If we've finished or hit an error...
if (RAPIDJSON_UNLIKELY(IsIterativeParsingCompleteState(d))) {
// Report errors.
@ -631,11 +632,11 @@ public:
HandleError(state_, is);
return false;
}
// Transition to the finish state.
RAPIDJSON_ASSERT(d == IterativeParsingFinishState);
state_ = d;
// If StopWhenDone is not set...
if (!(parseFlags & kParseStopWhenDoneFlag)) {
// ... and extra non-whitespace data is found...
@ -646,11 +647,11 @@ public:
return false;
}
}
// Success! We are done!
return true;
}
// Transition to the new state.
state_ = d;
@ -658,7 +659,7 @@ public:
if (!IsIterativeParsingDelimiterState(n))
return true;
}
// We reached the end of file.
stack_.Clear();
@ -666,18 +667,18 @@ public:
HandleError(state_, is);
return false;
}
return true;
}
//! Check if token-by-token parsing JSON text is complete
/*! \return Whether the JSON has been fully decoded.
*/
RAPIDJSON_FORCEINLINE bool IterativeParseComplete() {
RAPIDJSON_FORCEINLINE bool IterativeParseComplete() const {
return IsIterativeParsingCompleteState(state_);
}
//! Whether a parse error has occured in the last parsing.
//! Whether a parse error has occurred in the last parsing.
bool HasParseError() const { return parseResult_.IsError(); }
//! Get the \ref ParseErrorCode of last parsing.
@ -900,7 +901,7 @@ private:
return false;
}
// Helper function to parse four hexidecimal digits in \uXXXX in ParseString().
// Helper function to parse four hexadecimal digits in \uXXXX in ParseString().
template<typename InputStream>
unsigned ParseHex4(InputStream& is, size_t escapeOffset) {
unsigned codepoint = 0;
@ -991,7 +992,7 @@ private:
//!@cond RAPIDJSON_HIDDEN_FROM_DOXYGEN
#define Z16 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
static const char escape[256] = {
Z16, Z16, 0, 0,'\"', 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,'/',
Z16, Z16, 0, 0,'\"', 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, '/',
Z16, Z16, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,'\\', 0, 0, 0,
0, 0,'\b', 0, 0, 0,'\f', 0, 0, 0, 0, 0, 0, 0,'\n', 0,
0, 0,'\r', 0,'\t', 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
@ -1007,26 +1008,38 @@ private:
Ch c = is.Peek();
if (RAPIDJSON_UNLIKELY(c == '\\')) { // Escape
size_t escapeOffset = is.Tell(); // For invalid escaping, report the inital '\\' as error offset
size_t escapeOffset = is.Tell(); // For invalid escaping, report the initial '\\' as error offset
is.Take();
Ch e = is.Peek();
if ((sizeof(Ch) == 1 || unsigned(e) < 256) && RAPIDJSON_LIKELY(escape[static_cast<unsigned char>(e)])) {
is.Take();
os.Put(static_cast<typename TEncoding::Ch>(escape[static_cast<unsigned char>(e)]));
}
else if ((parseFlags & kParseEscapedApostropheFlag) && RAPIDJSON_LIKELY(e == '\'')) { // Allow escaped apostrophe
is.Take();
os.Put('\'');
}
else if (RAPIDJSON_LIKELY(e == 'u')) { // Unicode
is.Take();
unsigned codepoint = ParseHex4(is, escapeOffset);
RAPIDJSON_PARSE_ERROR_EARLY_RETURN_VOID;
if (RAPIDJSON_UNLIKELY(codepoint >= 0xD800 && codepoint <= 0xDBFF)) {
// Handle UTF-16 surrogate pair
if (RAPIDJSON_UNLIKELY(!Consume(is, '\\') || !Consume(is, 'u')))
if (RAPIDJSON_UNLIKELY(codepoint >= 0xD800 && codepoint <= 0xDFFF)) {
// high surrogate, check if followed by valid low surrogate
if (RAPIDJSON_LIKELY(codepoint <= 0xDBFF)) {
// Handle UTF-16 surrogate pair
if (RAPIDJSON_UNLIKELY(!Consume(is, '\\') || !Consume(is, 'u')))
RAPIDJSON_PARSE_ERROR(kParseErrorStringUnicodeSurrogateInvalid, escapeOffset);
unsigned codepoint2 = ParseHex4(is, escapeOffset);
RAPIDJSON_PARSE_ERROR_EARLY_RETURN_VOID;
if (RAPIDJSON_UNLIKELY(codepoint2 < 0xDC00 || codepoint2 > 0xDFFF))
RAPIDJSON_PARSE_ERROR(kParseErrorStringUnicodeSurrogateInvalid, escapeOffset);
codepoint = (((codepoint - 0xD800) << 10) | (codepoint2 - 0xDC00)) + 0x10000;
}
// single low surrogate
else
{
RAPIDJSON_PARSE_ERROR(kParseErrorStringUnicodeSurrogateInvalid, escapeOffset);
unsigned codepoint2 = ParseHex4(is, escapeOffset);
RAPIDJSON_PARSE_ERROR_EARLY_RETURN_VOID;
if (RAPIDJSON_UNLIKELY(codepoint2 < 0xDC00 || codepoint2 > 0xDFFF))
RAPIDJSON_PARSE_ERROR(kParseErrorStringUnicodeSurrogateInvalid, escapeOffset);
codepoint = (((codepoint - 0xD800) << 10) | (codepoint2 - 0xDC00)) + 0x10000;
}
}
TEncoding::Encode(os, codepoint);
}
@ -1245,19 +1258,19 @@ private:
x = vorrq_u8(x, vcltq_u8(s, s3));
x = vrev64q_u8(x); // Rev in 64
uint64_t low = vgetq_lane_u64(reinterpret_cast<uint64x2_t>(x), 0); // extract
uint64_t high = vgetq_lane_u64(reinterpret_cast<uint64x2_t>(x), 1); // extract
uint64_t low = vgetq_lane_u64(vreinterpretq_u64_u8(x), 0); // extract
uint64_t high = vgetq_lane_u64(vreinterpretq_u64_u8(x), 1); // extract
SizeType length = 0;
bool escaped = false;
if (low == 0) {
if (high != 0) {
unsigned lz = (unsigned)__builtin_clzll(high);;
uint32_t lz = internal::clzll(high);
length = 8 + (lz >> 3);
escaped = true;
}
} else {
unsigned lz = (unsigned)__builtin_clzll(low);;
uint32_t lz = internal::clzll(low);
length = lz >> 3;
escaped = true;
}
@ -1315,19 +1328,19 @@ private:
x = vorrq_u8(x, vcltq_u8(s, s3));
x = vrev64q_u8(x); // Rev in 64
uint64_t low = vgetq_lane_u64(reinterpret_cast<uint64x2_t>(x), 0); // extract
uint64_t high = vgetq_lane_u64(reinterpret_cast<uint64x2_t>(x), 1); // extract
uint64_t low = vgetq_lane_u64(vreinterpretq_u64_u8(x), 0); // extract
uint64_t high = vgetq_lane_u64(vreinterpretq_u64_u8(x), 1); // extract
SizeType length = 0;
bool escaped = false;
if (low == 0) {
if (high != 0) {
unsigned lz = (unsigned)__builtin_clzll(high);
uint32_t lz = internal::clzll(high);
length = 8 + (lz >> 3);
escaped = true;
}
} else {
unsigned lz = (unsigned)__builtin_clzll(low);
uint32_t lz = internal::clzll(low);
length = lz >> 3;
escaped = true;
}
@ -1371,17 +1384,17 @@ private:
x = vorrq_u8(x, vcltq_u8(s, s3));
x = vrev64q_u8(x); // Rev in 64
uint64_t low = vgetq_lane_u64(reinterpret_cast<uint64x2_t>(x), 0); // extract
uint64_t high = vgetq_lane_u64(reinterpret_cast<uint64x2_t>(x), 1); // extract
uint64_t low = vgetq_lane_u64(vreinterpretq_u64_u8(x), 0); // extract
uint64_t high = vgetq_lane_u64(vreinterpretq_u64_u8(x), 1); // extract
if (low == 0) {
if (high != 0) {
int lz = __builtin_clzll(high);
uint32_t lz = internal::clzll(high);
p += 8 + (lz >> 3);
break;
}
} else {
int lz = __builtin_clzll(low);
uint32_t lz = internal::clzll(low);
p += lz >> 3;
break;
}
@ -1404,7 +1417,7 @@ private:
RAPIDJSON_FORCEINLINE Ch Peek() const { return is.Peek(); }
RAPIDJSON_FORCEINLINE Ch TakePush() { return is.Take(); }
RAPIDJSON_FORCEINLINE Ch Take() { return is.Take(); }
RAPIDJSON_FORCEINLINE void Push(char) {}
RAPIDJSON_FORCEINLINE void Push(char) {}
size_t Tell() { return is.Tell(); }
size_t Length() { return 0; }
@ -1524,7 +1537,7 @@ private:
}
}
}
if (RAPIDJSON_UNLIKELY(!useNanOrInf)) {
RAPIDJSON_PARSE_ERROR(kParseErrorValueInvalid, s.Tell());
}
@ -1562,8 +1575,6 @@ private:
// Force double for big integer
if (useDouble) {
while (RAPIDJSON_LIKELY(s.Peek() >= '0' && s.Peek() <= '9')) {
if (RAPIDJSON_UNLIKELY(d >= 1.7976931348623157e307)) // DBL_MAX / 10.0
RAPIDJSON_PARSE_ERROR(kParseErrorNumberTooBig, startOffset);
d = d * 10 + (s.TakePush() - '0');
}
}
@ -1633,9 +1644,18 @@ private:
if (RAPIDJSON_LIKELY(s.Peek() >= '0' && s.Peek() <= '9')) {
exp = static_cast<int>(s.Take() - '0');
if (expMinus) {
// (exp + expFrac) must not underflow int => we're detecting when -exp gets
// dangerously close to INT_MIN (a pessimistic next digit 9 would push it into
// underflow territory):
//
// -(exp * 10 + 9) + expFrac >= INT_MIN
// <=> exp <= (expFrac - INT_MIN - 9) / 10
RAPIDJSON_ASSERT(expFrac <= 0);
int maxExp = (expFrac + 2147483639) / 10;
while (RAPIDJSON_LIKELY(s.Peek() >= '0' && s.Peek() <= '9')) {
exp = exp * 10 + static_cast<int>(s.Take() - '0');
if (exp >= 214748364) { // Issue #313: prevent overflow exponent
if (RAPIDJSON_UNLIKELY(exp > maxExp)) {
while (RAPIDJSON_UNLIKELY(s.Peek() >= '0' && s.Peek() <= '9')) // Consume the rest of exponent
s.Take();
}
@ -1694,6 +1714,13 @@ private:
else
d = internal::StrtodNormalPrecision(d, p);
// Use > max, instead of == inf, to fix bogus warning -Wfloat-equal
if (d > (std::numeric_limits<double>::max)()) {
// Overflow
// TODO: internal::StrtodX should report overflow (or underflow)
RAPIDJSON_PARSE_ERROR(kParseErrorNumberTooBig, startOffset);
}
cont = handler.Double(minus ? -d : d);
}
else if (useNanOrInf) {
@ -1756,12 +1783,12 @@ private:
// Single value state
IterativeParsingValueState,
// Delimiter states (at bottom)
IterativeParsingElementDelimiterState,
IterativeParsingMemberDelimiterState,
IterativeParsingKeyValueDelimiterState,
cIterativeParsingStateCount
};
@ -1785,7 +1812,7 @@ private:
kTokenCount
};
RAPIDJSON_FORCEINLINE Token Tokenize(Ch c) {
RAPIDJSON_FORCEINLINE Token Tokenize(Ch c) const {
//!@cond RAPIDJSON_HIDDEN_FROM_DOXYGEN
#define N NumberToken
@ -1812,7 +1839,7 @@ private:
return NumberToken;
}
RAPIDJSON_FORCEINLINE IterativeParsingState Predict(IterativeParsingState state, Token token) {
RAPIDJSON_FORCEINLINE IterativeParsingState Predict(IterativeParsingState state, Token token) const {
// current state x one lookahead token -> new state
static const char G[cIterativeParsingStateCount][kTokenCount] = {
// Finish(sink state)
@ -2151,46 +2178,46 @@ private:
}
}
RAPIDJSON_FORCEINLINE bool IsIterativeParsingDelimiterState(IterativeParsingState s) {
RAPIDJSON_FORCEINLINE bool IsIterativeParsingDelimiterState(IterativeParsingState s) const {
return s >= IterativeParsingElementDelimiterState;
}
RAPIDJSON_FORCEINLINE bool IsIterativeParsingCompleteState(IterativeParsingState s) {
RAPIDJSON_FORCEINLINE bool IsIterativeParsingCompleteState(IterativeParsingState s) const {
return s <= IterativeParsingErrorState;
}
template <unsigned parseFlags, typename InputStream, typename Handler>
ParseResult IterativeParse(InputStream& is, Handler& handler) {
parseResult_.Clear();
ClearStackOnExit scope(*this);
IterativeParsingState state = IterativeParsingStartState;
SkipWhitespaceAndComments<parseFlags>(is);
RAPIDJSON_PARSE_ERROR_EARLY_RETURN(parseResult_);
while (is.Peek() != '\0') {
Token t = Tokenize(is.Peek());
IterativeParsingState n = Predict(state, t);
IterativeParsingState d = Transit<parseFlags>(state, t, n, is, handler);
if (d == IterativeParsingErrorState) {
HandleError(state, is);
break;
}
state = d;
// Do not further consume streams if a root JSON has been parsed.
if ((parseFlags & kParseStopWhenDoneFlag) && state == IterativeParsingFinishState)
break;
SkipWhitespaceAndComments<parseFlags>(is);
RAPIDJSON_PARSE_ERROR_EARLY_RETURN(parseResult_);
}
// Handle the end of file.
if (state != IterativeParsingFinishState)
HandleError(state, is);
return parseResult_;
}
@ -2205,7 +2232,7 @@ typedef GenericReader<UTF8<>, UTF8<> > Reader;
RAPIDJSON_NAMESPACE_END
#ifdef __clang__
#if defined(__clang__) || defined(_MSC_VER)
RAPIDJSON_DIAG_POP
#endif
@ -2214,8 +2241,4 @@ RAPIDJSON_DIAG_POP
RAPIDJSON_DIAG_POP
#endif
#if defined(_MSC_VER) && !defined(__clang__)
RAPIDJSON_DIAG_POP
#endif
#endif // RAPIDJSON_READER_H_

File diff suppressed because it is too large Load Diff

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@ -1,15 +1,15 @@
// 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.
//
// Copyright (C) 2015 THL A29 Limited, a Tencent company, and Milo Yip.
//
// 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
// 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.
#include "rapidjson.h"
@ -100,6 +100,50 @@ inline void PutN(Stream& stream, Ch c, size_t n) {
PutUnsafe(stream, c);
}
///////////////////////////////////////////////////////////////////////////////
// GenericStreamWrapper
//! A Stream Wrapper
/*! \tThis string stream is a wrapper for any stream by just forwarding any
\treceived message to the origin stream.
\note implements Stream concept
*/
#if defined(_MSC_VER) && _MSC_VER <= 1800
RAPIDJSON_DIAG_PUSH
RAPIDJSON_DIAG_OFF(4702) // unreachable code
RAPIDJSON_DIAG_OFF(4512) // assignment operator could not be generated
#endif
template <typename InputStream, typename Encoding = UTF8<> >
class GenericStreamWrapper {
public:
typedef typename Encoding::Ch Ch;
GenericStreamWrapper(InputStream& is): is_(is) {}
Ch Peek() const { return is_.Peek(); }
Ch Take() { return is_.Take(); }
size_t Tell() { return is_.Tell(); }
Ch* PutBegin() { return is_.PutBegin(); }
void Put(Ch ch) { is_.Put(ch); }
void Flush() { is_.Flush(); }
size_t PutEnd(Ch* ch) { return is_.PutEnd(ch); }
// wrapper for MemoryStream
const Ch* Peek4() const { return is_.Peek4(); }
// wrapper for AutoUTFInputStream
UTFType GetType() const { return is_.GetType(); }
bool HasBOM() const { return is_.HasBOM(); }
protected:
InputStream& is_;
};
#if defined(_MSC_VER) && _MSC_VER <= 1800
RAPIDJSON_DIAG_POP
#endif
///////////////////////////////////////////////////////////////////////////////
// StringStream

View File

@ -1,6 +1,6 @@
// 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.
// Copyright (C) 2015 THL A29 Limited, a Tencent company, and Milo Yip.
//
// 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

View File

@ -1,6 +1,6 @@
// 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.
// Copyright (C) 2015 THL A29 Limited, a Tencent company, and Milo Yip.
//
// 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
@ -16,6 +16,7 @@
#define RAPIDJSON_WRITER_H_
#include "stream.h"
#include "internal/clzll.h"
#include "internal/meta.h"
#include "internal/stack.h"
#include "internal/strfunc.h"
@ -36,16 +37,14 @@
#include <arm_neon.h>
#endif
#if defined (_MSC_VER) && !defined(__clang__)
RAPIDJSON_DIAG_PUSH
RAPIDJSON_DIAG_OFF(4127) // conditional expression is constant
#endif
#ifdef __clang__
RAPIDJSON_DIAG_PUSH
RAPIDJSON_DIAG_OFF(padded)
RAPIDJSON_DIAG_OFF(unreachable-code)
RAPIDJSON_DIAG_OFF(c++98-compat)
#elif defined(_MSC_VER)
RAPIDJSON_DIAG_PUSH
RAPIDJSON_DIAG_OFF(4127) // conditional expression is constant
#endif
RAPIDJSON_NAMESPACE_BEGIN
@ -228,7 +227,7 @@ public:
return Key(str.data(), SizeType(str.size()));
}
#endif
bool EndObject(SizeType memberCount = 0) {
(void)memberCount;
RAPIDJSON_ASSERT(level_stack_.GetSize() >= sizeof(Level)); // not inside an Object
@ -284,6 +283,8 @@ public:
os_->Flush();
}
static const size_t kDefaultLevelDepth = 32;
protected:
//! Information for each nested level
struct Level {
@ -292,8 +293,6 @@ protected:
bool inArray; //!< true if in array, otherwise in object
};
static const size_t kDefaultLevelDepth = 32;
bool WriteNull() {
PutReserve(*os_, 4);
PutUnsafe(*os_, 'n'); PutUnsafe(*os_, 'u'); PutUnsafe(*os_, 'l'); PutUnsafe(*os_, 'l'); return true;
@ -460,9 +459,13 @@ protected:
bool WriteRawValue(const Ch* json, size_t length) {
PutReserve(*os_, length);
for (size_t i = 0; i < length; i++) {
RAPIDJSON_ASSERT(json[i] != '\0');
PutUnsafe(*os_, json[i]);
GenericStringStream<SourceEncoding> is(json);
while (RAPIDJSON_LIKELY(is.Tell() < length)) {
RAPIDJSON_ASSERT(is.Peek() != '\0');
if (RAPIDJSON_UNLIKELY(!(writeFlags & kWriteValidateEncodingFlag ?
Transcoder<SourceEncoding, TargetEncoding>::Validate(is, *os_) :
Transcoder<SourceEncoding, TargetEncoding>::TranscodeUnsafe(is, *os_))))
return false;
}
return true;
}
@ -666,19 +669,19 @@ inline bool Writer<StringBuffer>::ScanWriteUnescapedString(StringStream& is, siz
x = vorrq_u8(x, vcltq_u8(s, s3));
x = vrev64q_u8(x); // Rev in 64
uint64_t low = vgetq_lane_u64(reinterpret_cast<uint64x2_t>(x), 0); // extract
uint64_t high = vgetq_lane_u64(reinterpret_cast<uint64x2_t>(x), 1); // extract
uint64_t low = vgetq_lane_u64(vreinterpretq_u64_u8(x), 0); // extract
uint64_t high = vgetq_lane_u64(vreinterpretq_u64_u8(x), 1); // extract
SizeType len = 0;
bool escaped = false;
if (low == 0) {
if (high != 0) {
unsigned lz = (unsigned)__builtin_clzll(high);
uint32_t lz = internal::clzll(high);
len = 8 + (lz >> 3);
escaped = true;
}
} else {
unsigned lz = (unsigned)__builtin_clzll(low);
uint32_t lz = internal::clzll(low);
len = lz >> 3;
escaped = true;
}
@ -700,11 +703,7 @@ inline bool Writer<StringBuffer>::ScanWriteUnescapedString(StringStream& is, siz
RAPIDJSON_NAMESPACE_END
#if defined(_MSC_VER) && !defined(__clang__)
RAPIDJSON_DIAG_POP
#endif
#if defined(__clang__)
#if defined(_MSC_VER) || defined(__clang__)
RAPIDJSON_DIAG_POP
#endif

View File

@ -72,6 +72,6 @@ TEST_F(utSMDImporter, importTest) {
TEST_F(utSMDImporter, issue_899_Texture_garbage_at_end_of_string_Test) {
Assimp::Importer importer;
const aiScene *scene = importer.ReadFile(ASSIMP_TEST_MODELS_DIR "/SMD/holy_grailref.smd", aiProcess_ValidateDataStructure);
const aiScene *scene = importer.ReadFile(ASSIMP_TEST_MODELS_DIR"/SMD/holy_grailref.smd", aiProcess_ValidateDataStructure);
EXPECT_NE(nullptr, scene);
}

View File

@ -53,9 +53,8 @@ class utglTFImportExport : public AbstractImportExportBase {
public:
bool importerTest() override {
Assimp::Importer importer;
//const aiScene *scene = importer.ReadFile(ASSIMP_TEST_MODELS_DIR "/glTF/TwoBoxes/TwoBoxes.gltf", aiProcess_ValidateDataStructure);
//return nullptr != scene;
return true;
const aiScene *scene = importer.ReadFile(ASSIMP_TEST_MODELS_DIR "/glTF/TwoBoxes/TwoBoxes.gltf", aiProcess_ValidateDataStructure);
return nullptr != scene;
}
};