65 lines
2.1 KiB
C++
65 lines
2.1 KiB
C++
//========= Copyright Valve Corporation, All rights reserved. ============//
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//
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// Purpose:
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//
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//===========================================================================//
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#ifndef IPROCESSUTILS_H
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#define IPROCESSUTILS_H
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#ifdef _WIN32
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#pragma once
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#endif
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#include "appframework/IAppSystem.h"
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//-----------------------------------------------------------------------------
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// Handle to a process
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//-----------------------------------------------------------------------------
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typedef int ProcessHandle_t;
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enum
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{
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PROCESS_HANDLE_INVALID = 0,
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};
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//-----------------------------------------------------------------------------
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// Interface version
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//-----------------------------------------------------------------------------
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#define PROCESS_UTILS_INTERFACE_VERSION "VProcessUtils001"
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//-----------------------------------------------------------------------------
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// Interface for makefiles to build differently depending on where they are run from
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//-----------------------------------------------------------------------------
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abstract_class IProcessUtils : public IAppSystem
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{
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public:
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// Starts, stops a process
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virtual ProcessHandle_t StartProcess( const char *pCommandLine, bool bConnectStdPipes ) = 0;
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virtual ProcessHandle_t StartProcess( int argc, const char **argv, bool bConnectStdPipes ) = 0;
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virtual void CloseProcess( ProcessHandle_t hProcess ) = 0;
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virtual void AbortProcess( ProcessHandle_t hProcess ) = 0;
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// Returns true if a process is complete
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virtual bool IsProcessComplete( ProcessHandle_t hProcess ) = 0;
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// Waits until a process is complete
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virtual void WaitUntilProcessCompletes( ProcessHandle_t hProcess ) = 0;
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// Methods used to write input into a process
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virtual int SendProcessInput( ProcessHandle_t hProcess, char *pBuf, int nBufLen ) = 0;
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// Methods used to read output back from a process
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virtual int GetProcessOutputSize( ProcessHandle_t hProcess ) = 0;
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virtual int GetProcessOutput( ProcessHandle_t hProcess, char *pBuf, int nBufLen ) = 0;
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// Returns the exit code for the process. Doesn't work unless the process is complete
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virtual int GetProcessExitCode( ProcessHandle_t hProcess ) = 0;
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};
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#endif // IPROCESSUTILS_H
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