pipe.c File Reference

#include <winpr/config.h>
#include <winpr/crt.h>
#include <winpr/path.h>
#include <winpr/synch.h>
#include <winpr/handle.h>
#include <winpr/pipe.h>
#include "../handle/handle.h"
#include <fcntl.h>
#include <errno.h>
#include <sys/un.h>
#include <sys/socket.h>
#include <winpr/assert.h>
#include "pipe.h"
#include "../log.h"

Macros
#define	TAG   WINPR_TAG("pipe")

Functions
static BOOL	PipeIsHandled (HANDLE handle)
static int	PipeGetFd (HANDLE handle)
static BOOL	PipeCloseHandle (HANDLE handle)
static BOOL	PipeRead (PVOID Object, LPVOID lpBuffer, DWORD nNumberOfBytesToRead, LPDWORD lpNumberOfBytesRead, LPOVERLAPPED lpOverlapped)
static BOOL	PipeWrite (PVOID Object, LPCVOID lpBuffer, DWORD nNumberOfBytesToWrite, LPDWORD lpNumberOfBytesWritten, LPOVERLAPPED lpOverlapped)
static BOOL	NamedPipeIsHandled (HANDLE handle)
static int	NamedPipeGetFd (HANDLE handle)
static BOOL	NamedPipeCloseHandle (HANDLE handle)
BOOL	NamedPipeRead (PVOID Object, LPVOID lpBuffer, DWORD nNumberOfBytesToRead, LPDWORD lpNumberOfBytesRead, LPOVERLAPPED lpOverlapped)
BOOL	NamedPipeWrite (PVOID Object, LPCVOID lpBuffer, DWORD nNumberOfBytesToWrite, LPDWORD lpNumberOfBytesWritten, LPOVERLAPPED lpOverlapped)
static BOOL	InitWinPRPipeModule (void)
BOOL	CreatePipe (PHANDLE hReadPipe, PHANDLE hWritePipe, LPSECURITY_ATTRIBUTES lpPipeAttributes, DWORD nSize)
static void	winpr_unref_named_pipe (WINPR_NAMED_PIPE *pNamedPipe)
HANDLE	CreateNamedPipeA (LPCSTR lpName, DWORD dwOpenMode, DWORD dwPipeMode, DWORD nMaxInstances, DWORD nOutBufferSize, DWORD nInBufferSize, DWORD nDefaultTimeOut, LPSECURITY_ATTRIBUTES lpSecurityAttributes)
HANDLE	CreateNamedPipeW (LPCWSTR lpName, DWORD dwOpenMode, DWORD dwPipeMode, DWORD nMaxInstances, DWORD nOutBufferSize, DWORD nInBufferSize, DWORD nDefaultTimeOut, LPSECURITY_ATTRIBUTES lpSecurityAttributes)
BOOL	ConnectNamedPipe (HANDLE hNamedPipe, LPOVERLAPPED lpOverlapped)
BOOL	DisconnectNamedPipe (HANDLE hNamedPipe)
BOOL	PeekNamedPipe (HANDLE hNamedPipe, LPVOID lpBuffer, DWORD nBufferSize, LPDWORD lpBytesRead, LPDWORD lpTotalBytesAvail, LPDWORD lpBytesLeftThisMessage)
BOOL	TransactNamedPipe (HANDLE hNamedPipe, LPVOID lpInBuffer, DWORD nInBufferSize, LPVOID lpOutBuffer, DWORD nOutBufferSize, LPDWORD lpBytesRead, LPOVERLAPPED lpOverlapped)
BOOL	WaitNamedPipeA (LPCSTR lpNamedPipeName, DWORD nTimeOut)
BOOL	WaitNamedPipeW (LPCWSTR lpNamedPipeName, DWORD nTimeOut)
BOOL	SetNamedPipeHandleState (HANDLE hNamedPipe, LPDWORD lpMode, LPDWORD lpMaxCollectionCount, LPDWORD lpCollectDataTimeout)
BOOL	ImpersonateNamedPipeClient (HANDLE hNamedPipe)
BOOL	GetNamedPipeClientComputerNameA (HANDLE Pipe, LPCSTR ClientComputerName, ULONG ClientComputerNameLength)
BOOL	GetNamedPipeClientComputerNameW (HANDLE Pipe, LPCWSTR ClientComputerName, ULONG ClientComputerNameLength)

Variables
static wArrayList *	g_NamedPipeServerSockets = NULL
static HANDLE_OPS	ops
static HANDLE_OPS	namedOps

Macro Definition Documentation

TAG

#define TAG   WINPR_TAG("pipe")

WinPR: Windows Portable Runtime Pipe Functions

Copyright 2012 Marc-Andre Moreau marca.nosp@m.ndre.nosp@m..more.nosp@m.au@g.nosp@m.mail..nosp@m.com Copyright 2017 Armin Novak armin.nosp@m..nov.nosp@m.ak@th.nosp@m.inca.nosp@m.st.co.nosp@m.m Copyright 2017 Thincast Technologies GmbH

Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at

http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.

Function Documentation

ConnectNamedPipe()

BOOL ConnectNamedPipe	(	HANDLE	hNamedPipe,
		LPOVERLAPPED	lpOverlapped
	)

Here is the call graph for this function:

Here is the caller graph for this function:

CreateNamedPipeA()

HANDLE CreateNamedPipeA	(	LPCSTR	lpName,
		DWORD	dwOpenMode,
		DWORD	dwPipeMode,
		DWORD	nMaxInstances,
		DWORD	nOutBufferSize,
		DWORD	nInBufferSize,
		DWORD	nDefaultTimeOut,
		LPSECURITY_ATTRIBUTES	lpSecurityAttributes
	)

Named pipe

Here is the call graph for this function:

Here is the caller graph for this function:

CreateNamedPipeW()

HANDLE CreateNamedPipeW	(	LPCWSTR	lpName,
		DWORD	dwOpenMode,
		DWORD	dwPipeMode,
		DWORD	nMaxInstances,
		DWORD	nOutBufferSize,
		DWORD	nInBufferSize,
		DWORD	nDefaultTimeOut,
		LPSECURITY_ATTRIBUTES	lpSecurityAttributes
	)

Here is the call graph for this function:

CreatePipe()

BOOL CreatePipe	(	PHANDLE	hReadPipe,
		PHANDLE	hWritePipe,
		LPSECURITY_ATTRIBUTES	lpPipeAttributes,
		DWORD	nSize
	)

Unnamed pipe

Here is the call graph for this function:

Here is the caller graph for this function:

DisconnectNamedPipe()

BOOL DisconnectNamedPipe

(

HANDLE

hNamedPipe

)

Here is the caller graph for this function:

GetNamedPipeClientComputerNameA()

BOOL GetNamedPipeClientComputerNameA	(	HANDLE	Pipe,
		LPCSTR	ClientComputerName,
		ULONG	ClientComputerNameLength
	)

Here is the call graph for this function:

GetNamedPipeClientComputerNameW()

BOOL GetNamedPipeClientComputerNameW	(	HANDLE	Pipe,
		LPCWSTR	ClientComputerName,
		ULONG	ClientComputerNameLength
	)

Here is the call graph for this function:

ImpersonateNamedPipeClient()

BOOL ImpersonateNamedPipeClient

(

HANDLE

hNamedPipe

)

Here is the call graph for this function:

InitWinPRPipeModule()

static BOOL InitWinPRPipeModule ( void  )

static

Here is the call graph for this function:

Here is the caller graph for this function:

NamedPipeCloseHandle()

static BOOL NamedPipeCloseHandle ( HANDLE  handle )

static

Here is the call graph for this function:

Here is the caller graph for this function:

NamedPipeGetFd()

static int NamedPipeGetFd ( HANDLE  handle )

static

Here is the call graph for this function:

NamedPipeIsHandled()

static BOOL NamedPipeIsHandled ( HANDLE  handle )

static

Here is the call graph for this function:

Here is the caller graph for this function:

NamedPipeRead()

BOOL NamedPipeRead	(	PVOID	Object,
		LPVOID	lpBuffer,
		DWORD	nNumberOfBytesToRead,
		LPDWORD	lpNumberOfBytesRead,
		LPOVERLAPPED	lpOverlapped
	)

Here is the call graph for this function:

NamedPipeWrite()

BOOL NamedPipeWrite	(	PVOID	Object,
		LPCVOID	lpBuffer,
		DWORD	nNumberOfBytesToWrite,
		LPDWORD	lpNumberOfBytesWritten,
		LPOVERLAPPED	lpOverlapped
	)

Here is the call graph for this function:

PeekNamedPipe()

BOOL PeekNamedPipe	(	HANDLE	hNamedPipe,
		LPVOID	lpBuffer,
		DWORD	nBufferSize,
		LPDWORD	lpBytesRead,
		LPDWORD	lpTotalBytesAvail,
		LPDWORD	lpBytesLeftThisMessage
	)

Here is the call graph for this function:

PipeCloseHandle()

static BOOL PipeCloseHandle ( HANDLE  handle )

static

Here is the call graph for this function:

PipeGetFd()

static int PipeGetFd ( HANDLE  handle )

static

Here is the call graph for this function:

PipeIsHandled()

static BOOL PipeIsHandled ( HANDLE  handle )

static

Here is the call graph for this function:

Here is the caller graph for this function:

PipeRead()

static BOOL PipeRead ( PVOID  Object, LPVOID  lpBuffer, DWORD  nNumberOfBytesToRead, LPDWORD  lpNumberOfBytesRead, LPOVERLAPPED  lpOverlapped  )

static

Here is the call graph for this function:

PipeWrite()

static BOOL PipeWrite ( PVOID  Object, LPCVOID  lpBuffer, DWORD  nNumberOfBytesToWrite, LPDWORD  lpNumberOfBytesWritten, LPOVERLAPPED  lpOverlapped  )

static

Here is the call graph for this function:

SetNamedPipeHandleState()

BOOL SetNamedPipeHandleState	(	HANDLE	hNamedPipe,
		LPDWORD	lpMode,
		LPDWORD	lpMaxCollectionCount,
		LPDWORD	lpCollectDataTimeout
	)

Here is the call graph for this function:

TransactNamedPipe()

BOOL TransactNamedPipe	(	HANDLE	hNamedPipe,
		LPVOID	lpInBuffer,
		DWORD	nInBufferSize,
		LPVOID	lpOutBuffer,
		DWORD	nOutBufferSize,
		LPDWORD	lpBytesRead,
		LPOVERLAPPED	lpOverlapped
	)

Here is the call graph for this function:

WaitNamedPipeA()

BOOL WaitNamedPipeA	(	LPCSTR	lpNamedPipeName,
		DWORD	nTimeOut
	)

Here is the call graph for this function:

WaitNamedPipeW()

BOOL WaitNamedPipeW	(	LPCWSTR	lpNamedPipeName,
		DWORD	nTimeOut
	)

Here is the call graph for this function:

winpr_unref_named_pipe()

static void winpr_unref_named_pipe ( WINPR_NAMED_PIPE *  pNamedPipe )

static

Named pipe

Here is the call graph for this function:

Here is the caller graph for this function:

Variable Documentation

g_NamedPipeServerSockets

wArrayList* g_NamedPipeServerSockets = NULL

static

namedOps

HANDLE_OPS namedOps

static

Initial value:

= { NamedPipeIsHandled,
                                   NamedPipeCloseHandle,
                                   NamedPipeGetFd,
                                   NULL, 
                                   NamedPipeRead,
                                   NULL,
                                   NULL,
                                   NamedPipeWrite,
                                   NULL,
                                   NULL,
                                   NULL,
                                   NULL,
                                   NULL,
                                   NULL,
                                   NULL,
                                   NULL,
                                   NULL,
                                   NULL,
                                   NULL,
                                   NULL,
                                   NULL }

ops

HANDLE_OPS ops

static

Initial value:

= { PipeIsHandled,
                              PipeCloseHandle,
                              PipeGetFd,
                              NULL, 
                              PipeRead,
                              NULL, 
                              NULL, 
                              PipeWrite,
                              NULL, 
                              NULL, 
                              NULL, 
                              NULL, 
                              NULL, 
                              NULL, 
                              NULL, 
                              NULL, 
                              NULL, 
                              NULL, 
                              NULL, 
                              NULL  
                              ,
                              NULL }