blocxx
PosixUnnamedPipe.hpp
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32
33
38#ifndef BLOCXX_POSIX_UNNAMED_PIPE_HPP_
39#define BLOCXX_POSIX_UNNAMED_PIPE_HPP_
40#include "blocxx/BLOCXX_config.h"
43
44// The classes and functions defined in this file are not meant for general
45// use, they are internal implementation details. They may change at any time.
46
47namespace BLOCXX_NAMESPACE
48{
49
50class BLOCXX_COMMON_API PosixUnnamedPipe : public UnnamedPipe
51{
52public:
53 PosixUnnamedPipe(EOpen doOpen=E_OPEN);
56 //
58 virtual ~PosixUnnamedPipe();
59 virtual int write(const void* data, int dataLen, ErrorAction errorAsException = E_RETURN_ON_ERROR);
60 virtual int read(void* buffer, int bufferLen, ErrorAction errorAsException = E_RETURN_ON_ERROR);
61 Descriptor getInputHandle() const { return m_fds[0]; }
62 Descriptor getOutputHandle() const { return m_fds[1]; }
63 virtual void open();
64 virtual int close();
65 virtual bool isOpen() const;
66 virtual int closeInputHandle();
67 virtual int closeOutputHandle();
68 virtual void setBlocking(EBlockingMode outputIsBlocking=E_BLOCKING);
69 virtual void setWriteBlocking(EBlockingMode isBlocking=E_BLOCKING);
70 virtual void setReadBlocking(EBlockingMode isBlocking=E_BLOCKING);
71 virtual EBlockingMode getReadBlocking() const;
72 virtual EBlockingMode getWriteBlocking() const;
73 virtual Select_t getReadSelectObj() const;
74 virtual Select_t getWriteSelectObj() const;
75 virtual Descriptor getInputDescriptor() const;
76 virtual Descriptor getOutputDescriptor() const;
77 virtual void passDescriptor(Descriptor h, const UnnamedPipeRef& ackPipe = 0, const ProcessRef& targetProcess = 0);
78 virtual AutoDescriptor receiveDescriptor(const UnnamedPipeRef& ackPipe);
79
80private:
81 // unimplemented
84
85
86 Descriptor m_fds[2];
87 EBlockingMode m_blocking[2];
88};
90
91} // end namespace BLOCXX_NAMESPACE
92
93#endif
PURPOSE: The AutoResource class template is an analog of std::auto_ptr for managing arbitrary resourc...
PosixUnnamedPipe(const PosixUnnamedPipe &x)
PosixUnnamedPipe & operator=(const PosixUnnamedPipe &x)
Abstract interface for an UnnamedPipe.
Taken from RFC 1321.
AutoDescriptor receiveDescriptor(Descriptor streamPipe)
Gets a Descriptor from the peer.
int passDescriptor(Descriptor streamPipe, Descriptor descriptor, ProcId targetProcessId)
Sends a Descriptor to the peer.
IntrusiveReference< PosixUnnamedPipe > PosixUnnamedPipeRef