72 lines
1.4 KiB
C++
72 lines
1.4 KiB
C++
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#ifndef __DATAWRITER_H__
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#define __DATAWRITER_H__
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#include <stdint.h>
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namespace ProFUSE {
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class DataWriter {
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public:
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DataWriter(unsigned size);
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DataWriter(unsigned size, void *data);
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virtual ~DataWriter();
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void write8(uint8_t);
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virtual void write16(uint16_t) = 0;
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virtual void write24(uint32_t) = 0;
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virtual void write32(uint32_t) = 0;
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void write(const void *data, unsigned size);
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void setOffset(unsigned o) { _offset = o; }
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unsigned offset() const { return _offset; }
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void forward(unsigned count) { _offset += count; }
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void rewind(unsigned count) { _offset -= count; }
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void *data() const { return _buffer; }
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unsigned size() const { return _size; }
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protected:
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uint8_t *pointer() const { return _offset + _buffer; }
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bool _release;
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unsigned _size;
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unsigned _offset;
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uint8_t *_buffer;
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};
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class DataWriterLE : public DataWriter {
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public:
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DataWriterLE(unsigned);
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DataWriterLE(unsigned, void *);
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virtual void write8(uint8_t);
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virtual void write16(uint16_t);
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virtual void write24(uint32_t);
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virtual void write32(uint32_t);
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};
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class DataWriterBE : public DataWriter {
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public:
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DataWriterBE(unsigned);
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DataWriterBE(unsigned, void *);
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virtual void write8(uint8_t);
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virtual void write16(uint16_t);
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virtual void write24(uint32_t);
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virtual void write32(uint32_t);
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};
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}
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#endif |