Inherits AZ::IO::GenericStream.
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enum | MemoryStreamMode { MSM_READONLY
, MSM_READWRITE
} |
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enum | SeekMode { ST_SEEK_BEGIN
, ST_SEEK_CUR
, ST_SEEK_END
} |
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| MemoryStream (const void *buffer, size_t bufferLen) |
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| MemoryStream (void *buffer, size_t bufferLen, size_t curLen) |
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bool | IsOpen () const override |
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bool | CanSeek () const override |
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bool | CanRead () const override |
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bool | CanWrite () const override |
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void | Seek (OffsetType bytes, SeekMode mode) override |
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SizeType | Read (SizeType bytes, void *oBuffer) override |
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SizeType | Write (SizeType bytes, const void *iBuffer) override |
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SizeType | WriteFromStream (SizeType bytes, GenericStream *inputStream) override |
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virtual const void * | GetData () const |
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SizeType | GetCurPos () const override |
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SizeType | GetLength () const override |
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virtual bool | IsOpen () const =0 |
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virtual bool | CanSeek () const =0 |
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virtual bool | CanRead () const =0 |
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virtual bool | CanWrite () const =0 |
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virtual void | Seek (OffsetType bytes, SeekMode mode)=0 |
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virtual SizeType | Read (SizeType bytes, void *oBuffer)=0 |
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virtual SizeType | Write (SizeType bytes, const void *iBuffer)=0 |
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virtual SizeType | WriteFromStream (SizeType bytes, GenericStream *inputStream) |
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virtual SizeType | GetCurPos () const =0 |
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virtual SizeType | GetLength () const =0 |
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virtual SizeType | ReadAtOffset (SizeType bytes, void *oBuffer, OffsetType offset=-1) |
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virtual SizeType | WriteAtOffset (SizeType bytes, const void *iBuffer, OffsetType offset=-1) |
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virtual bool | IsCompressed () const |
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virtual const char * | GetFilename () const |
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virtual OpenMode | GetModeFlags () const |
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virtual bool | ReOpen () |
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virtual void | Close () |
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SizeType | PrepareForWrite (SizeType bytes) |
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SizeType | ComputeSeekPosition (OffsetType bytes, SeekMode mode) |
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const char * | m_buffer |
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size_t | m_bufferLen |
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size_t | m_curOffset |
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size_t | m_curLen |
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MemoryStreamMode | m_mode |
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static constexpr size_t | StreamToStreamCopyBufferSize = 256 |
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◆ CanRead()
bool AZ::IO::MemoryStream::CanRead |
( |
| ) |
const |
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inlineoverridevirtual |
◆ CanSeek()
bool AZ::IO::MemoryStream::CanSeek |
( |
| ) |
const |
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inlineoverridevirtual |
◆ CanWrite()
bool AZ::IO::MemoryStream::CanWrite |
( |
| ) |
const |
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inlineoverridevirtual |
◆ GetCurPos()
SizeType AZ::IO::MemoryStream::GetCurPos |
( |
| ) |
const |
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inlineoverridevirtual |
◆ GetLength()
SizeType AZ::IO::MemoryStream::GetLength |
( |
| ) |
const |
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inlineoverridevirtual |
◆ IsOpen()
bool AZ::IO::MemoryStream::IsOpen |
( |
| ) |
const |
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inlineoverridevirtual |
◆ Read()
SizeType AZ::IO::MemoryStream::Read |
( |
SizeType |
bytes, |
|
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void * |
oBuffer |
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) |
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overridevirtual |
◆ Seek()
void AZ::IO::MemoryStream::Seek |
( |
OffsetType |
bytes, |
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SeekMode |
mode |
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) |
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overridevirtual |
◆ Write()
SizeType AZ::IO::MemoryStream::Write |
( |
SizeType |
bytes, |
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const void * |
iBuffer |
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) |
| |
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overridevirtual |
◆ WriteFromStream()
SizeType AZ::IO::MemoryStream::WriteFromStream |
( |
SizeType |
bytes, |
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GenericStream * |
inputStream |
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) |
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overridevirtual |
Alternate version of Write that can read data directly from an input stream instead of a pre-populated buffer. Stream classes should override the default implementation if they have their own internal pre-allocated buffer that can be passed into the inputStream for direct population without the need for an intermediate buffer.
Reimplemented from AZ::IO::GenericStream.
The documentation for this class was generated from the following file:
- Code/Framework/AzCore/AzCore/IO/GenericStreams.h