78 lines
2.0 KiB
C++
78 lines
2.0 KiB
C++
#include "ksbit.h"
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//% indexerGet=BufferMethods::getByte indexerSet=BufferMethods::setByte
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namespace BufferMethods {
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//%
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int getByte(Buffer buf, int off) {
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return max(ManagedBuffer(buf).getByte(off), 0);
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}
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//%
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void setByte(Buffer buf, int off, int v) {
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ManagedBuffer(buf).setByte(off, v);
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}
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//%
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uint8_t *getBytes(Buffer buf) {
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return buf->payload;
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}
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/** Returns the length of a Buffer object. */
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//% property
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int length(Buffer s) {
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return s->length;
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}
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/**
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* Fill (a fragment) of the buffer with given value.
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*/
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//%
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void fill(Buffer buf, int value, int offset = 0, int length = -1)
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{
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ManagedBuffer(buf).fill(value, offset, length);
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}
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/**
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* Return a copy of a fragment of a buffer.
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*/
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//%
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Buffer slice(Buffer buf, int offset = 0, int length = -1)
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{
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return ManagedBuffer(buf).slice(offset, length).leakData();
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}
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/**
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* Shift buffer left in place, with zero padding.
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* @param offset number of bytes to shift; use negative value to shift right
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*/
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//%
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void shift(Buffer buf, int offset)
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{
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ManagedBuffer(buf).shift(offset);
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}
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/**
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* Rotate buffer left in place.
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* @param offset number of bytes to shift; use negative value to shift right
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*/
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//%
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void rotate(Buffer buf, int offset)
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{
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ManagedBuffer(buf).rotate(offset);
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}
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// int readBytes(uint8_t *dst, int offset, int length, bool swapBytes = false) const;
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// int writeBytes(int dstOffset, uint8_t *src, int length, bool swapBytes = false);
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/**
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* Write contents of `src` at `dstOffset` in current buffer.
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*/
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//%
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void write(Buffer buf, int dstOffset, Buffer src)
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{
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//Not supported, we only do up to 4 args :/
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//void write(Buffer buf, int dstOffset, Buffer src, int srcOffset = 0, int length = -1)
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ManagedBuffer(buf).writeBuffer(dstOffset, ManagedBuffer(src), 0, -1);
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}
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}
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