hwpfilter/source/hstream.cpp

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  30
  31 #include <string.h>
  32 #include <stdlib.h>
  33 #include "hstream.h"
  34
  35 HStream::HStream() : size(0), pos(0)
  36 {
  37     seq = 0;
  38 }
  39
  40
  41 HStream::~HStream()
  42 {
  43     if( seq )
  44         free( seq );
  45 }
  46
  47
  48 void HStream::addData( const byte *buf, int aToAdd)
  49 {
  50     seq = (byte *)realloc( seq, size + aToAdd );
  51     memcpy( seq + size, buf, aToAdd );
  52     size += aToAdd;
  53 }
  54
  55
  56 int HStream::readBytes(byte * buf, int aToRead)
  57 {
  58     if (aToRead >= (size - pos))
  59         aToRead = size - pos;
  60     for (int i = 0; i < aToRead; i++)
  61         buf[i] = seq[pos++];
  62     return aToRead;
  63 }
  64
  65
  66 int HStream::skipBytes(int aToSkip)
  67 {
  68     if (aToSkip >= (size - pos))
  69         aToSkip = size - pos;
  70     pos += aToSkip;
  71     return aToSkip;
  72 }
  73
  74
  75 int HStream::available()
  76 {
  77     return size - pos;
  78 }
  79
  80
  81 void HStream::closeInput()
  82 {
  83 }