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author | root <root@lamia.panaceas.james.local> | 2015-12-19 14:18:43 +0000 |
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committer | root <root@lamia.panaceas.james.local> | 2015-12-19 14:18:43 +0000 |
commit | 71478fd62d8483483abb34609cdabb7f9cbadfd6 (patch) | |
tree | 37b8eaba1ffe2d5f775227911eb0ed6fdc3c9553 /hostTools/lzma/compress/InByte.h | |
parent | 1a2238d1bddc823df06f67312d96ccf9de2893cc (diff) | |
download | bootloader-71478fd62d8483483abb34609cdabb7f9cbadfd6.tar.gz bootloader-71478fd62d8483483abb34609cdabb7f9cbadfd6.tar.bz2 bootloader-71478fd62d8483483abb34609cdabb7f9cbadfd6.zip |
Add hostTools from https://github.com/Noltari/cfe_bcm63xx
Diffstat (limited to 'hostTools/lzma/compress/InByte.h')
-rw-r--r-- | hostTools/lzma/compress/InByte.h | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/hostTools/lzma/compress/InByte.h b/hostTools/lzma/compress/InByte.h new file mode 100644 index 0000000..49bf2f3 --- /dev/null +++ b/hostTools/lzma/compress/InByte.h @@ -0,0 +1,58 @@ +#ifndef __STREAM_INBYTE_H +#define __STREAM_INBYTE_H + +#include "IInOutStreams.h" + +namespace NStream { + +class CInByte +{ + UINT64 m_ProcessedSize; + BYTE *m_BufferBase; + UINT32 m_BufferSize; + BYTE *m_Buffer; + BYTE *m_BufferLimit; + ISequentialInStream* m_Stream; + bool m_StreamWasExhausted; + + bool ReadBlock(); + +public: + CInByte(UINT32 aBufferSize = 0x100000); + ~CInByte(); + + void Init(ISequentialInStream *aStream); + + bool ReadByte(BYTE &aByte) + { + if(m_Buffer >= m_BufferLimit) + if(!ReadBlock()) + return false; + aByte = *m_Buffer++; + return true; + } + BYTE ReadByte() + { + if(m_Buffer >= m_BufferLimit) + if(!ReadBlock()) + return 0x0; + return *m_Buffer++; + } + void ReadBytes(void *aData, UINT32 aSize, UINT32 &aProcessedSize) + { + for(aProcessedSize = 0; aProcessedSize < aSize; aProcessedSize++) + if (!ReadByte(((BYTE *)aData)[aProcessedSize])) + return; + } + bool ReadBytes(void *aData, UINT32 aSize) + { + UINT32 aProcessedSize; + ReadBytes(aData, aSize, aProcessedSize); + return (aProcessedSize == aSize); + } + UINT64 GetProcessedSize() const { return m_ProcessedSize + (m_Buffer - m_BufferBase); } +}; + +} + +#endif |