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#ifndef __lib_base_filepush_h
#define __lib_base_filepush_h
#include <lib/base/thread.h>
#include <libsig_comp.h>
#include <lib/base/message.h>
#include <sys/types.h>
class iFilePushScatterGather
{
public:
virtual void getNextSourceSpan(off_t current_offset, size_t bytes_read, off_t &start, size_t &size)=0;
virtual ~iFilePushScatterGather() {}
};
class eFilePushThread: public eThread, public Object
{
public:
eFilePushThread();
void thread();
void stop();
void start(int sourcefd, int destfd);
void pause();
void seek(int whence, off_t where);
void resume();
/* flushes the internal readbuffer */
void flush();
void enablePVRCommit(int);
void setScatterGather(iFilePushScatterGather *);
enum { evtEOF, evtReadError, evtWriteError, evtUser };
Signal1<void,int> m_event;
/* you can send private events if you want */
void sendEvent(int evt);
protected:
virtual void filterRecordData(const unsigned char *data, int len);
private:
iFilePushScatterGather *m_sg;
int m_stop;
unsigned char m_buffer[65536];
int m_buf_start, m_buf_end;
int m_fd_source, m_fd_dest;
int m_send_pvr_commit;
eFixedMessagePump<int> m_messagepump;
void recvEvent(const int &evt);
};
#endif
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