50 lines
558 B
C++
50 lines
558 B
C++
#ifndef NULLSOFT_IN_FLAC_QUICKBUF_H
|
|
#define NULLSOFT_IN_FLAC_QUICKBUF_H
|
|
|
|
#include <malloc.h>
|
|
class QuickBuf
|
|
{
|
|
public:
|
|
QuickBuf() : buffer(0), len(0)
|
|
{
|
|
}
|
|
|
|
void Reserve(size_t res)
|
|
{
|
|
if (res > len)
|
|
{
|
|
len=res;
|
|
free(buffer);
|
|
buffer = malloc(len);
|
|
}
|
|
}
|
|
|
|
void Free()
|
|
{
|
|
free(buffer);
|
|
buffer=0;
|
|
len=0;
|
|
}
|
|
|
|
void Move(size_t offset)
|
|
{
|
|
memmove(buffer, (char *)buffer + offset, len-offset);
|
|
}
|
|
|
|
|
|
operator void *()
|
|
{
|
|
return buffer;
|
|
}
|
|
|
|
operator char *()
|
|
{
|
|
return (char *)buffer;
|
|
}
|
|
|
|
private:
|
|
void *buffer;
|
|
size_t len;
|
|
};
|
|
|
|
#endif |