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Changed FIFOBuffer's next() to reset FIFO data to the start of the internal buffer to make it compatible with writing to the next() pointer.

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Jonathan S
2015-02-21 20:31:44 -05:00
parent d89f41add0
commit 30ae0afd7b
1 changed files with 11 additions and 0 deletions
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11
Foundation/include/Poco/FIFOBuffer.h
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@@ -352,6 +352,11 @@ public:
T* begin() T* begin()
/// Returns the pointer to the beginning of the buffer. /// Returns the pointer to the beginning of the buffer.
{ {
if (_begin != 0)
{
std::memmove(_buffer.begin(), _buffer.begin() + _begin, _used * sizeof(T));
_begin = 0;
}
return _buffer.begin(); return _buffer.begin();
} }
@@ -361,6 +366,12 @@ public:
if (available() == 0) if (available() == 0)
throw InvalidAccessException("Buffer is full."); throw InvalidAccessException("Buffer is full.");
if (_begin != 0)
{
std::memmove(_buffer.begin(), _buffer.begin() + _begin, _used * sizeof(T));
_begin = 0;
}
return _buffer.begin() + _used; return _buffer.begin() + _used;
} }