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rlottie/json: updated to latest rapidjson

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This commit is contained in:
subhransu mohanty 2019-06-05 10:53:54 +09:00 committed by Subhransu
parent ebfe68ba55
commit 1d4716e03d
21 changed files with 1073 additions and 456 deletions
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15
src/lottie/rapidjson/allocators.h
View File

@ -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
@ -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.

136
src/lottie/rapidjson/document.h
View File

@ -26,26 +26,21 @@
#include <limits>
RAPIDJSON_DIAG_PUSH
#ifdef _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 __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
@ -71,6 +66,12 @@ template <typename Encoding, typename Allocator>
struct GenericMember {
GenericValue<Encoding, Allocator> name; //!< name of member (must be a string)
GenericValue<Encoding, Allocator> value; //!< value of member.
// 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);
}
};
///////////////////////////////////////////////////////////////////////////////
@ -98,16 +99,13 @@ 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
@ -117,12 +115,21 @@ 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.
@ -445,6 +452,26 @@ 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(); }
@ -601,11 +628,11 @@ 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.
@ -807,9 +834,10 @@ 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;
}
@ -901,7 +929,7 @@ 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 {
@ -1090,25 +1118,6 @@ public:
GenericValue n(StringRef(name));
return (*this)[n];
}
template <typename T>
float optFloat(T* name, float fallback = 0.0) {
GenericValue n(StringRef(name));
return optFloat(n, fallback);
}
template <typename T>
double optDouble(T* name, double fallback = 0.0) {
GenericValue n(StringRef(name));
return optDouble(n, fallback);
}
template <typename T>
int optInt(T* name, int fallback=0) {
GenericValue n(StringRef(name));
return optInt(n, fallback);
}
template <typename T>
RAPIDJSON_DISABLEIF_RETURN((internal::NotExpr<internal::IsSame<typename internal::RemoveConst<T>::Type, Ch> >),(const GenericValue&)) operator[](T* name) const { return const_cast<GenericValue&>(*this)[name]; }
@ -1138,31 +1147,6 @@ public:
return *new (buffer) GenericValue();
}
}
template <typename SourceAllocator>
float optFloat(const GenericValue<Encoding, SourceAllocator>& name, float fallback) {
MemberIterator member = FindMember(name);
if (member != MemberEnd())
return member->value.GetFloat();
return fallback;
}
template <typename SourceAllocator>
double optDouble(const GenericValue<Encoding, SourceAllocator>& name, double fallback) {
MemberIterator member = FindMember(name);
if (member != MemberEnd())
return member->value.GetDouble();
return fallback;
}
template <typename SourceAllocator>
int optInt(const GenericValue<Encoding, SourceAllocator>& name, int fallback) {
MemberIterator member = FindMember(name);
if (member != MemberEnd() && member->value.IsInt())
return member->value.GetInt();
return fallback;
}
template <typename SourceAllocator>
const GenericValue& operator[](const GenericValue<Encoding, SourceAllocator>& name) const { return const_cast<GenericValue&>(*this)[name]; }
@ -1533,7 +1517,7 @@ 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;
}
@ -1736,8 +1720,8 @@ 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;
}
@ -2052,7 +2036,7 @@ 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);
@ -2065,7 +2049,7 @@ 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);
@ -2125,8 +2109,6 @@ private:
//! GenericValue with UTF8 encoding
typedef GenericValue<UTF8<> > Value;
typedef GenericValue<UTF8<> > JsonObj;
///////////////////////////////////////////////////////////////////////////////
// GenericDocument
@ -2402,7 +2384,7 @@ 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.
@ -2522,8 +2504,6 @@ private:
//! GenericDocument with UTF8 encoding
typedef GenericDocument<UTF8<> > Document;
typedef GenericDocument<UTF8<> > JsonDoc;
//! Helper class for accessing Value of array type.
/*!
@ -2547,7 +2527,7 @@ public:
GenericArray(const GenericArray& rhs) : value_(rhs.value_) {}
GenericArray& operator=(const GenericArray& rhs) { value_ = rhs.value_; return *this; }
~GenericArray() = default;
~GenericArray() {}
SizeType Size() const { return value_.Size(); }
SizeType Capacity() const { return value_.Capacity(); }
@ -2602,7 +2582,7 @@ public:
GenericObject(const GenericObject& rhs) : value_(rhs.value_) {}
GenericObject& operator=(const GenericObject& rhs) { value_ = rhs.value_; return *this; }
~GenericObject() = default;
~GenericObject() {}
SizeType MemberCount() const { return value_.MemberCount(); }
SizeType MemberCapacity() const { return value_.MemberCapacity(); }

58
src/lottie/rapidjson/encodings.h
View File

@ -17,7 +17,7 @@
#include "rapidjson.h"
#ifdef _MSC_VER
#if defined(_MSC_VER) && !defined(__clang__)
RAPIDJSON_DIAG_PUSH
RAPIDJSON_DIAG_OFF(4244) // conversion from 'type1' to 'type2', possible loss of data
RAPIDJSON_DIAG_OFF(4702) // unreachable code
@ -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) {
@ -709,7 +709,7 @@ struct Transcoder<Encoding, Encoding> {
RAPIDJSON_NAMESPACE_END
#if defined(__GNUC__) || defined(_MSC_VER)
#if defined(__GNUC__) || (defined(_MSC_VER) && !defined(__clang__))
RAPIDJSON_DIAG_POP
#endif

2
src/lottie/rapidjson/filereadstream.h
View File

@ -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:

2
src/lottie/rapidjson/filewritestream.h
View File

@ -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
*/

4
src/lottie/rapidjson/internal/biginteger.h
View File

@ -17,7 +17,7 @@
#include "../rapidjson.h"
#if defined(_MSC_VER) && defined(_M_AMD64)
#if defined(_MSC_VER) && !__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 {

35
src/lottie/rapidjson/internal/diyfp.h
View File

@ -1,5 +1,5 @@
// Tencent is pleased to support the open source community by making RapidJSON available.
//
//
// Copyright (C) 2015 THL A29 Limited, a Tencent company, and Milo Yip. All rights reserved.
//
// Licensed under the MIT License (the "License"); you may not use this file except
@ -7,9 +7,9 @@
//
// 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:
@ -20,6 +20,7 @@
#define RAPIDJSON_DIYFP_H_
#include "../rapidjson.h"
#include <limits>
#if defined(_MSC_VER) && defined(_M_AMD64) && !defined(__INTEL_COMPILER)
#include <intrin.h>
@ -56,7 +57,7 @@ struct DiyFp {
if (biased_e != 0) {
f = significand + kDpHiddenBit;
e = biased_e - kDpExponentBias;
}
}
else {
f = significand;
e = kDpMinExponent + 1;
@ -99,6 +100,7 @@ struct DiyFp {
}
DiyFp Normalize() const {
RAPIDJSON_ASSERT(f != 0); // https://stackoverflow.com/a/26809183/291737
#if defined(_MSC_VER) && defined(_M_AMD64)
unsigned long index;
_BitScanReverse64(&index, f);
@ -141,7 +143,16 @@ 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 +231,10 @@ 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 +250,11 @@ 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

2
src/lottie/rapidjson/internal/ieee754.h
View File

@ -22,7 +22,7 @@ namespace internal {
class Double {
public:
Double() = default;
Double() {}
Double(double d) : d_(d) {}
Double(uint64_t u) : u_(u) {}

82
src/lottie/rapidjson/internal/itoa.h
View File

@ -1,5 +1,5 @@
// Tencent is pleased to support the open source community by making RapidJSON available.
//
//
// Copyright (C) 2015 THL A29 Limited, a Tencent company, and Milo Yip. All rights reserved.
//
// Licensed under the MIT License (the "License"); you may not use this file except
@ -7,9 +7,9 @@
//
// 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++ = '-';

9
src/lottie/rapidjson/internal/meta.h
View File

@ -21,7 +21,8 @@
RAPIDJSON_DIAG_PUSH
RAPIDJSON_DIAG_OFF(effc++)
#endif
#if defined(_MSC_VER)
#if defined(_MSC_VER) && !defined(__clang__)
RAPIDJSON_DIAG_PUSH
RAPIDJSON_DIAG_OFF(6334)
#endif
@ -174,7 +175,11 @@ template <typename T> struct RemoveSfinaeTag<SfinaeTag&(*)(T)> { typedef T Type;
RAPIDJSON_NAMESPACE_END
//@endcond
#if defined(__GNUC__) || defined(_MSC_VER)
#if defined(_MSC_VER) && !defined(__clang__)
RAPIDJSON_DIAG_POP
#endif
#ifdef __GNUC__
RAPIDJSON_DIAG_POP
#endif

36
src/lottie/rapidjson/internal/regex.h
View File

@ -24,6 +24,9 @@ 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__
@ -34,11 +37,6 @@ 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
#define RAPIDJSON_REGEX_VERBOSE 0
#endif
@ -120,7 +118,8 @@ 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 +127,10 @@ public:
Parse(ds);
}
~GenericRegex() {}
~GenericRegex()
{
RAPIDJSON_DELETE(ownAllocator_);
}
bool IsValid() const {
return root_ != kRegexInvalidState;
@ -190,10 +192,9 @@ 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;
@ -394,8 +395,7 @@ 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 +404,10 @@ private:
return true;
}
return false;
default:
// syntax error (e.g. unclosed kLeftParenthesis)
return false;
}
}
@ -584,6 +588,8 @@ private:
}
}
Allocator* ownAllocator_;
Allocator* allocator_;
Stack<Allocator> states_;
Stack<Allocator> ranges_;
SizeType root_;
@ -723,11 +729,11 @@ 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

7
src/lottie/rapidjson/internal/stack.h
View File

@ -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;

97
src/lottie/rapidjson/internal/strtod.h
View File

@ -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

87
src/lottie/rapidjson/istreamwrapper.h
View File

@ -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;

8
src/lottie/rapidjson/meson.build
View File

@ -1,8 +0,0 @@
ssg_sources_lottie_rapidjson = []
ssg_lottie_rapidjson_file = ['jsontest.cpp'
]
foreach file: ssg_lottie_rapidjson_file
ssg_sources_lottie_rapidjson += join_paths('rapidjson', file)
endforeach

80
src/lottie/rapidjson/pointer.h
View File

@ -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
@ -532,14 +592,14 @@ 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 +607,7 @@ 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
@ -1347,11 +1407,7 @@ 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

26
src/lottie/rapidjson/prettywriter.h
View File

@ -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.
@ -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:

64
src/lottie/rapidjson/rapidjson.h
View File

@ -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
@ -539,19 +534,18 @@ RAPIDJSON_NAMESPACE_END
///////////////////////////////////////////////////////////////////////////////
// C++11 features
//enable c++11 feature
#define RAPIDJSON_HAS_CXX11_RVALUE_REFS 1
#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
@ -562,8 +556,9 @@ 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
@ -577,14 +572,19 @@ 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
@ -593,6 +593,32 @@ RAPIDJSON_NAMESPACE_END
//!@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
#define RAPIDJSON_NOEXCEPT_ASSERT(x) RAPIDJSON_ASSERT(x)
#endif // RAPIDJSON_HAS_CXX11_NOEXCEPT
#else
#define RAPIDJSON_NOEXCEPT_ASSERT(x) RAPIDJSON_ASSERT(x)
#endif // RAPIDJSON_ASSERT_THROWS
#endif // RAPIDJSON_NOEXCEPT_ASSERT
///////////////////////////////////////////////////////////////////////////////
// new/delete

101
src/lottie/rapidjson/reader.h
View File

@ -37,17 +37,15 @@
#include <arm_neon.h>
#endif
#ifdef _MSC_VER
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__
@ -544,7 +542,8 @@ 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 +606,7 @@ 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 +618,11 @@ 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 +630,11 @@ 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 +645,11 @@ public:
return false;
}
}
// Success! We are done!
return true;
}
// Transition to the new state.
state_ = d;
@ -658,7 +657,7 @@ public:
if (!IsIterativeParsingDelimiterState(n))
return true;
}
// We reached the end of file.
stack_.Clear();
@ -666,18 +665,18 @@ 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 +899,7 @@ 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;
@ -1007,7 +1006,7 @@ 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)])) {
@ -1524,7 +1523,7 @@ private:
}
}
}
if (RAPIDJSON_UNLIKELY(!useNanOrInf)) {
RAPIDJSON_PARSE_ERROR(kParseErrorValueInvalid, s.Tell());
}
@ -1562,8 +1561,6 @@ 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 +1630,18 @@ 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 +1700,13 @@ 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 +1769,12 @@ private:
// Single value state
IterativeParsingValueState,
// Delimiter states (at bottom)
IterativeParsingElementDelimiterState,
IterativeParsingMemberDelimiterState,
IterativeParsingKeyValueDelimiterState,
cIterativeParsingStateCount
};
@ -1785,7 +1798,7 @@ 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 +1825,7 @@ 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)
@ -2151,53 +2164,53 @@ 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_;
}
static const size_t kDefaultStackCapacity = 256; //!< Default stack capacity in bytes for storing a single decoded string.
internal::Stack<StackAllocator> stack_; //!< A stack for storing decoded string temporarily during non-destructive parsing.
ParseResult parseResult_;
IterativeParsingState state_{IterativeParsingStartState};
IterativeParsingState state_;
}; // class GenericReader
//! Reader with UTF8 encoding and default allocator.
@ -2205,7 +2218,7 @@ typedef GenericReader<UTF8<>, UTF8<> > Reader;
RAPIDJSON_NAMESPACE_END
#ifdef __clang__
#if defined(__clang__) || defined(_MSC_VER)
RAPIDJSON_DIAG_POP
#endif
@ -2214,8 +2227,4 @@ RAPIDJSON_DIAG_POP
RAPIDJSON_DIAG_POP
#endif
#ifdef _MSC_VER
RAPIDJSON_DIAG_POP
#endif
#endif // RAPIDJSON_READER_H_

654
src/lottie/rapidjson/schema.h
View File

File diff suppressed because it is too large Load Diff

24
src/lottie/rapidjson/writer.h
View File

@ -36,16 +36,14 @@
#include <arm_neon.h>
#endif
#ifdef _MSC_VER
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
@ -460,9 +458,13 @@ 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;
}
@ -700,11 +702,7 @@ inline bool Writer<StringBuffer>::ScanWriteUnescapedString(StringStream& is, siz
RAPIDJSON_NAMESPACE_END
#ifdef _MSC_VER
RAPIDJSON_DIAG_POP
#endif
#ifdef __clang__
#if defined(_MSC_VER) || defined(__clang__)
RAPIDJSON_DIAG_POP
#endif