| 1 | /* $Id: npipe.cpp,v 1.6 2000-02-10 22:39:46 bird Exp $ */
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| 2 | /*
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| 3 | * Win32 Named pipes API
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| 4 | *
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| 5 | * Copyright 1998 Sander van Leeuwen
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| 6 | * Copyright 2000 Przemyslaw Dobrowolski
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| 7 | *
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| 8 | * Project Odin Software License can be found in LICENSE.TXT
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| 9 | */
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| 10 | #include <odin.h>
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| 11 | #include <odinwrap.h>
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| 12 | #include <os2win.h>
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| 13 | #include <stdlib.h>
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| 14 | #include <unicode.h>
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| 15 | #include <heapstring.h>
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| 16 | #include <options.h>
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| 17 | #include "debugtools.h"
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| 18 | #include "oslibdos.h"
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| 19 |
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| 20 | ODINDEBUGCHANNEL(KERNEL32-NPIPE)
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| 21 |
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| 22 | //******************************************************************************
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| 23 | //******************************************************************************
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| 24 | ODINFUNCTION6(BOOL,PeekNamedPipe,HANDLE ,hPipe,
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| 25 | LPVOID ,lpvBuffer,
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| 26 | DWORD ,cbBuffer,
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| 27 | LPDWORD,lpcbRead,
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| 28 | LPDWORD,lpcbAvail,
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| 29 | LPDWORD,lpcbMessage)
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| 30 | {
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| 31 | return(OSLibDosPeekNamedPipe(hPipe,lpvBuffer,cbBuffer,lpcbRead,lpcbAvail,lpcbMessage));
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| 32 | }
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| 33 | //******************************************************************************
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| 34 | //LPSECURITY_ATTRIBUTES lpsa; /* address of security attributes */
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| 35 | //******************************************************************************
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| 36 | BOOL WIN32API CreatePipe(PHANDLE phRead, PHANDLE phWrite, LPSECURITY_ATTRIBUTES lpsa, DWORD cbPipe)
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| 37 | {
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| 38 | dprintf(("CreatePipe Not Implemented!\n"));
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| 39 | return(FALSE);
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| 40 | }
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| 41 | //******************************************************************************
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| 42 | //******************************************************************************
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| 43 | ODINFUNCTION8(HANDLE,CreateNamedPipeA,LPCTSTR,lpName, DWORD,dwOpenMode, DWORD,dwPipeMode,
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| 44 | DWORD, nMaxInstances, DWORD, nOutBufferSize,
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| 45 | DWORD, nInBufferSize, DWORD, nDefaultTimeOut,
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| 46 | void*, lpSecurityAttributes)
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| 47 |
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| 48 | {
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| 49 | HANDLE hPipe;
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| 50 |
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| 51 | hPipe = OSLibDosCreateNamedPipe(lpName,
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| 52 | dwOpenMode,
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| 53 | dwPipeMode,
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| 54 | nMaxInstances,
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| 55 | nOutBufferSize,
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| 56 | nInBufferSize,
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| 57 | nDefaultTimeOut,
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| 58 | lpSecurityAttributes);
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| 59 |
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| 60 | return hPipe;
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| 61 |
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| 62 | }
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| 63 | //******************************************************************************
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| 64 | //******************************************************************************
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| 65 | ODINFUNCTION8(HANDLE,CreateNamedPipeW,LPCWSTR,lpName, DWORD,dwOpenMode, DWORD,dwPipeMode,
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| 66 | DWORD, nMaxInstances, DWORD, nOutBufferSize,
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| 67 | DWORD, nInBufferSize, DWORD, nDefaultTimeOut,
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| 68 | void *,lpSecurityAttributes)
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| 69 | {
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| 70 | char *asciiname;
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| 71 | HANDLE hPipe;
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| 72 |
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| 73 | asciiname = UnicodeToAsciiString((LPWSTR)lpName);
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| 74 |
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| 75 | hPipe=OSLibDosCreateNamedPipe(asciiname,
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| 76 | dwOpenMode,
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| 77 | dwPipeMode,
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| 78 | nMaxInstances,
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| 79 | nOutBufferSize,
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| 80 | nInBufferSize,
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| 81 | nDefaultTimeOut,
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| 82 | lpSecurityAttributes);
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| 83 |
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| 84 | FreeAsciiString(asciiname);
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| 85 |
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| 86 | return(hPipe);
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| 87 | }
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| 88 | //******************************************************************************
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| 89 | //******************************************************************************
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| 90 |
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| 91 |
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| 92 | /*****************************************************************************
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| 93 | * Name : BOOL WIN32API ConnectNamedPipe
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| 94 | * Purpose : The ConnectNamedPipe function enables a named pipe server process
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| 95 | * to wait for a client process to connect to an instance of a
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| 96 | * named pipe. A client process connects by calling either the
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| 97 | * CreateFile or CallNamedPipe function.
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| 98 | * Parameters: HANDLE hNamedPipe handle to named pipe to connect
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| 99 | * LPOVERLAPPED lpOverlapped pointer to overlapped structure
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| 100 | * Variables :
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| 101 | * Result : If the function succeeds, the return value is nonzero.
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| 102 | * If the function fails, the return value is zero.
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| 103 | * To get extended error information, call GetLastError.
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| 104 | * Remark :
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| 105 | * Status : NOT FULLY TESTED
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| 106 | *
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| 107 | * Author : Przemyslaw Dobrowolski [Sun, 2000/01/02 12:48]
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| 108 | *****************************************************************************/
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| 109 |
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| 110 | ODINFUNCTION2(BOOL,ConnectNamedPipe,HANDLE,hNamedPipe, LPOVERLAPPED,lpOverlapped)
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| 111 | {
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| 112 | return (OSLibDosConnectNamedPipe(hNamedPipe,lpOverlapped));
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| 113 | }
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| 114 |
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| 115 | /*****************************************************************************
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| 116 | * Name : BOOL WIN32AOI CallNamedPipeA
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| 117 | * Purpose : The CallNamedPipe function connects to a message-type pipe
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| 118 | * (and waits if an instance of the pipe is not available),
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| 119 | * writes to and reads from the pipe, and then closes the pipe.
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| 120 | * Parameters: LPCSTR lpNamedPipeName pointer to pipe name
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| 121 | * LPVOID lpInBuffer pointer to write buffer
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| 122 | * DWORD nInBufferSize size, in bytes, of write buffer
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| 123 | * LPVOID lpOutBuffer pointer to read buffer
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| 124 | * DWORD nOutBufferSize size, in bytes, of read buffer
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| 125 | * LPDWORD lpBytesRead pointer to number of bytes read
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| 126 | * DWORD nTimeOut time-out time, in milliseconds
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| 127 | * Variables :
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| 128 | * Result : If the function succeeds, the return value is nonzero.
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| 129 | * If the function fails, the return value is zero.
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| 130 | * To get extended error information, call GetLastError.
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| 131 | * Remark : Calling CallNamedPipe is equivalent to calling the CreateFile
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| 132 | * (or WaitNamedPipe, if CreateFile cannot open the pipe immediately),
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| 133 | * TransactNamedPipe, and CloseHandle functions. CreateFile is called
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| 134 | * with an access flag of GENERIC_READ | GENERIC_WRITE, an inherit
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| 135 | * handle flag of FALSE, and a share mode of zero (indicating no
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| 136 | * sharing of this pipe instance).
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| 137 | * If the message written to the pipe by the server process is
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| 138 | * longer than nOutBufferSize, CallNamedPipe returns FALSE, and
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| 139 | * GetLastError returns ERROR_MORE_DATA. The remainder of the
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| 140 | * message is discarded, because CallNamedPipe closes the handle
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| 141 | * to the pipe before returning.
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| 142 | *
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| 143 | * CallNamedPipe fails if the pipe is a byte-type pipe.
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| 144 | * Status : NOT FULLY TESTED
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| 145 | *
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| 146 | * Author : Przemyslaw Dobrowolski [Mon, 2000/01/03 13:32]
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| 147 | *****************************************************************************/
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| 148 |
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| 149 | ODINFUNCTION7(BOOL,CallNamedPipeA,LPCSTR , lpNamedPipeName,
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| 150 | LPVOID , lpInBuffer,
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| 151 | DWORD , nInBufferSize,
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| 152 | LPVOID , lpOutBuffer,
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| 153 | DWORD , nOutBufferSize,
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| 154 | LPDWORD, lpBytesRead,
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| 155 | DWORD , nTimeOut)
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| 156 | {
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| 157 | return(OSLibDosCallNamedPipe(lpNamedPipeName,
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| 158 | lpInBuffer,
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| 159 | nInBufferSize,
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| 160 | lpOutBuffer,
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| 161 | nOutBufferSize,
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| 162 | lpBytesRead,
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| 163 | nTimeOut ));
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| 164 | }
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| 165 |
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| 166 | /*****************************************************************************
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| 167 | * Name : BOOL WIN32AOI CallNamedPipeW
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| 168 | * Purpose : The CallNamedPipe function connects to a message-type pipe
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| 169 | * (and waits if an instance of the pipe is not available),
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| 170 | * writes to and reads from the pipe, and then closes the pipe.
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| 171 | * Parameters: LPCWSTR lpNamedPipeName pointer to pipe name
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| 172 | * LPVOID lpInBuffer pointer to write buffer
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| 173 | * DWORD nInBufferSize size, in bytes, of write buffer
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| 174 | * LPVOID lpOutBuffer pointer to read buffer
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| 175 | * DWORD nOutBufferSize size, in bytes, of read buffer
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| 176 | * LPDWORD lpBytesRead pointer to number of bytes read
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| 177 | * DWORD nTimeOut time-out time, in milliseconds
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| 178 | * Variables :
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| 179 | * Result : If the function succeeds, the return value is nonzero.
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| 180 | * If the function fails, the return value is zero.
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| 181 | * To get extended error information, call GetLastError.
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| 182 | * Remark : Calling CallNamedPipe is equivalent to calling the CreateFile
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| 183 | * (or WaitNamedPipe, if CreateFile cannot open the pipe immediately),
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| 184 | * TransactNamedPipe, and CloseHandle functions. CreateFile is called
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| 185 | * with an access flag of GENERIC_READ | GENERIC_WRITE, an inherit
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| 186 | * handle flag of FALSE, and a share mode of zero (indicating no
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| 187 | * sharing of this pipe instance).
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| 188 | * If the message written to the pipe by the server process is
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| 189 | * longer than nOutBufferSize, CallNamedPipe returns FALSE, and
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| 190 | * GetLastError returns ERROR_MORE_DATA. The remainder of the
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| 191 | * message is discarded, because CallNamedPipe closes the handle
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| 192 | * to the pipe before returning.
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| 193 | *
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| 194 | * CallNamedPipe fails if the pipe is a byte-type pipe.
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| 195 | * Status : NOT FULLY TESTED
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| 196 | *
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| 197 | * Author : Przemyslaw Dobrowolski [Mon, 2000/01/03 13:33]
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| 198 | *****************************************************************************/
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| 199 | ODINFUNCTION7(BOOL,CallNamedPipeW,LPCWSTR , lpNamedPipeName,
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| 200 | LPVOID , lpInBuffer,
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| 201 | DWORD , nInBufferSize,
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| 202 | LPVOID , lpOutBuffer,
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| 203 | DWORD , nOutBufferSize,
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| 204 | LPDWORD, lpBytesRead,
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| 205 | DWORD , nTimeOut)
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| 206 | {
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| 207 | char *asciiname;
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| 208 | BOOL rc;
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| 209 |
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| 210 | asciiname = UnicodeToAsciiString((LPWSTR)lpNamedPipeName);
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| 211 |
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| 212 | rc=OSLibDosCallNamedPipe(asciiname,
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| 213 | lpInBuffer,
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| 214 | nInBufferSize,
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| 215 | lpOutBuffer,
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| 216 | nOutBufferSize,
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| 217 | lpBytesRead,
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| 218 | nTimeOut );
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| 219 |
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| 220 | FreeAsciiString(asciiname);
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| 221 |
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| 222 | return(rc);
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| 223 | }
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| 224 | /*****************************************************************************
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| 225 | * Name : BOOL WIN32API DisconnectNamedPipe
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| 226 | * Purpose : The DisconnectNamedPipe function disconnects the server end
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| 227 | * of a named pipe instance from a client process.
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| 228 | * Parameters: HANDLE hNamedPipe handle to named pipe
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| 229 | * Variables :
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| 230 | * Result : If the function succeeds, the return value is nonzero.
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| 231 | * If the function fails, the return value is zero
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| 232 | * Remark :
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| 233 | * Status : NOT FULLY TESTED
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| 234 | *
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| 235 | * Author : Przemyslaw Dobrowolski [Mon, 2000/01/03 13:34]
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| 236 | *****************************************************************************/
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| 237 |
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| 238 | ODINFUNCTION1(BOOL,DisconnectNamedPipe,HANDLE,hNamedPipe)
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| 239 | {
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| 240 | return (OSLibDosDisconnectNamedPipe(hNamedPipe));
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| 241 | }
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| 242 |
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| 243 | /*****************************************************************************
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| 244 | * Name : BOOL GetNamedPipeHandleStateA
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| 245 | * Purpose : The GetNamedPipeHandleStateA function retrieves information about
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| 246 | * a specified named pipe. The information returned can vary during
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| 247 | * the lifetime of an instance of the named pipe.
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| 248 | * Parameters: HANDLE hNamedPipe handle of named pipe
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| 249 | * LPDWORD lpState address of flags indicating pipe state
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| 250 | * LPDWORD lpCurInstances address of number of current pipe instances
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| 251 | * LPDWORD lpMaxCollectionCount address of max. bytes before remote transmission
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| 252 | * LPDWORD lpCollectDataTimeout address of max. time before remote transmission
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| 253 | * LPTSTR lpUserName address of user name of client process
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| 254 | * DWORD nMaxUserNameSize size, in characters, of user name buffer
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| 255 | * Variables :
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| 256 | * Result : TRUE / FALSE
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| 257 | * Remark :
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| 258 | * Status : UNTESTED STUB
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| 259 | *
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| 260 | * Author : Patrick Haller [Mon, 1998/06/15 08:00]
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| 261 | *****************************************************************************/
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| 262 |
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| 263 | BOOL WIN32API GetNamedPipeHandleStateA(HANDLE hNamedPipe,
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| 264 | LPDWORD lpState,
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| 265 | LPDWORD lpCurInstances,
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| 266 | LPDWORD lpMaxCollectionCount,
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| 267 | LPDWORD lpCollectDataTimeout,
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| 268 | LPTSTR lpUserName,
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| 269 | DWORD nMaxUserNameSize)
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| 270 | {
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| 271 | dprintf(("KERNEL32: GetNamedPipeHandleStateA(%08xh,%08xh,%08xh,%08xh,%08xh,%08xh,%08xh) not implemented (yet)\n",
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| 272 | hNamedPipe,
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| 273 | lpState,
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| 274 | lpCurInstances,
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| 275 | lpMaxCollectionCount,
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| 276 | lpCollectDataTimeout,
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| 277 | lpUserName,
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| 278 | nMaxUserNameSize));
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| 279 |
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| 280 | return (FALSE);
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| 281 | }
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| 282 |
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| 283 |
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| 284 | /*****************************************************************************
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| 285 | * Name : BOOL GetNamedPipeHandleStateW
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| 286 | * Purpose : The GetNamedPipeHandleStateW function retrieves information about
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| 287 | * a specified named pipe. The information returned can vary during
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| 288 | * the lifetime of an instance of the named pipe.
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| 289 | * Parameters: HANDLE hNamedPipe handle of named pipe
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| 290 | * LPDWORD lpState address of flags indicating pipe state
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| 291 | * LPDWORD lpCurInstances address of number of current pipe instances
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| 292 | * LPDWORD lpMaxCollectionCount address of max. bytes before remote transmission
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| 293 | * LPDWORD lpCollectDataTimeout address of max. time before remote transmission
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| 294 | * LPWSTR lpUserName address of user name of client process
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| 295 | * DWORD nMaxUserNameSize size, in characters, of user name buffer
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| 296 | * Variables :
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| 297 | * Result : TRUE / FALSE
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| 298 | * Remark :
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| 299 | * Status : UNTESTED STUB
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| 300 | *
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| 301 | * Author : Patrick Haller [Mon, 1998/06/15 08:00]
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| 302 | *****************************************************************************/
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| 303 |
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| 304 | BOOL WIN32API GetNamedPipeHandleStateW(HANDLE hNamedPipe,
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| 305 | LPDWORD lpState,
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| 306 | LPDWORD lpCurInstances,
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| 307 | LPDWORD lpMaxCollectionCount,
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| 308 | LPDWORD lpCollectDataTimeout,
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| 309 | LPWSTR lpUserName,
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| 310 | DWORD nMaxUserNameSize)
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| 311 | {
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| 312 | dprintf(("KERNEL32: GetNamedPipeHandleStateW(%08xh,%08xh,%08xh,%08xh,%08xh,%08xh,%08xh) not implemented\n",
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| 313 | hNamedPipe,
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| 314 | lpState,
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| 315 | lpCurInstances,
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| 316 | lpMaxCollectionCount,
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| 317 | lpCollectDataTimeout,
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| 318 | lpUserName,
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| 319 | nMaxUserNameSize));
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| 320 |
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| 321 | return (FALSE);
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| 322 | }
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| 323 |
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| 324 |
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| 325 | /*****************************************************************************
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| 326 | * Name : BOOL GetNamedPipeInfo
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| 327 | * Purpose : The GetNamedPipeInfo function retrieves information about the specified named pipe.
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| 328 | * Parameters: HANDLE hNamedPipe handle of named pipe
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| 329 | * LPDWORD lpFlags address of flags indicating type of pipe
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| 330 | * LPDWORD lpOutBufferSize address of size, in bytes, of pipe's output buffer
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| 331 | * LPDWORD lpInBufferSize address of size, in bytes, of pipe's input buffer
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| 332 | * LPDWORD lpMaxInstances address of max. number of pipe instances
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| 333 | * Variables :
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| 334 | * Result : TRUE / FALSE
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| 335 | * Remark :
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| 336 | * Status : UNTESTED STUB
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| 337 | *
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| 338 | * Author : Patrick Haller [Mon, 1998/06/15 08:00]
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| 339 | *****************************************************************************/
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| 340 |
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| 341 | BOOL WIN32API GetNamedPipeInfo(HANDLE hNamedPipe,
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| 342 | LPDWORD lpFlags,
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| 343 | LPDWORD lpOutBufferSize,
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| 344 | LPDWORD lpInBufferSize,
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| 345 | LPDWORD lpMaxInstances)
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| 346 | {
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| 347 | dprintf(("KERNEL32: GetNamedPipeInfo(%08xh,%08xh,%08xh,%08xh,%08xh) not implemented\n",
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| 348 | hNamedPipe,
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| 349 | lpFlags,
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| 350 | lpOutBufferSize,
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| 351 | lpInBufferSize,
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| 352 | lpMaxInstances));
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| 353 |
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| 354 | return (FALSE);
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| 355 | }
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| 356 |
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| 357 | /*****************************************************************************
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| 358 | * Name : BOOL SetNamedPipeHandleState
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| 359 | * Purpose : The SetNamedPipeHandleState function sets the read mode and the
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| 360 | * blocking mode of the specified named pipe. If the specified handle
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| 361 | * is to the client end of a named pipe and if the named pipe server
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| 362 | * process is on a remote computer, the function can also be used to
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| 363 | * control local buffering.
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| 364 | * Parameters: HANDLE hNamedPipe handle of named pipe
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| 365 | * LPDWORD lpdwMode address of new pipe mode
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| 366 | * LPDWORD lpcbMaxCollect address of max. bytes before remote transmission
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| 367 | * LPDWORD lpdwCollectDataTimeout address of max. time before remote transmission
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| 368 | * Variables :
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| 369 | * Result : TRUE / FALSE
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| 370 | * Remark :
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| 371 | * Status : UNTESTED STUB
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| 372 | *
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| 373 | * Author : Patrick Haller [Mon, 1998/06/15 08:00]
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| 374 | *****************************************************************************/
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| 375 |
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| 376 | BOOL WIN32API SetNamedPipeHandleState(HANDLE hNamedPipe,
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| 377 | LPDWORD lpdwMode,
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| 378 | LPDWORD lpcbMaxCollect,
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| 379 | LPDWORD lpdwCollectDataTimeout)
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| 380 | {
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| 381 | dprintf(("KERNEL32: SetNamedPipeHandleState(%08xh,%08xh,%08xh,%08xh) not implemented.\n",
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| 382 | hNamedPipe,
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| 383 | lpdwMode,
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| 384 | lpcbMaxCollect,
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| 385 | lpdwCollectDataTimeout));
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| 386 |
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| 387 | return (FALSE);
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| 388 | }
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| 389 |
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| 390 | /*****************************************************************************
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| 391 | * Name : DWORD TransactNamedPipe
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| 392 | * Purpose : The TransactNamedPipe function combines into a single network
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| 393 | * operation the functions that write a message to and read a
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| 394 | * message from the specified named pipe.
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| 395 | * Parameters: HANDLE hNamedPipe handle of named pipe
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| 396 | * LPVOID lpvWriteBuf address of write buffer
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| 397 | * DWORD cbWriteBuf size of the write buffer, in bytes
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| 398 | * LPVOID lpvReadBuf address of read buffer
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| 399 | * DWORD cbReadBuf size of read buffer, in bytes
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| 400 | * LPDWORD lpcbRead address of variable for bytes actually read
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| 401 | * LPOVERLAPPED lpo address of overlapped structure
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| 402 | * Variables :
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| 403 | * Result : TRUE / FALSE
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| 404 | * Remark :
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| 405 | * Status : NOT FULLY TESTED (YET!)
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| 406 | *
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| 407 | * Author : Przemyslaw Dobrowolski [Mon, 2000/01/03 08:48]
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| 408 | *****************************************************************************/
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| 409 |
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| 410 | ODINFUNCTION7(DWORD,TransactNamedPipe,HANDLE,hNamedPipe,
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| 411 | LPVOID,lpvWriteBuf,
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| 412 | DWORD,cbWriteBuf,
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|---|
| 413 | LPVOID,lpvReadBuf,
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| 414 | DWORD,cbReadBuf,
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| 415 | LPDWORD,lpcbRead,
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|---|
| 416 | LPOVERLAPPED,lpo)
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| 417 | {
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|---|
| 418 | return(OSLibDosTransactNamedPipe( hNamedPipe,
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|---|
| 419 | lpvWriteBuf,
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|---|
| 420 | cbWriteBuf,
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|---|
| 421 | lpvReadBuf,
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|---|
| 422 | cbReadBuf,
|
|---|
| 423 | lpcbRead,
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|---|
| 424 | lpo));
|
|---|
| 425 |
|
|---|
| 426 | }
|
|---|
| 427 |
|
|---|
| 428 | /*****************************************************************************
|
|---|
| 429 | * Name : BOOL WaitNamedPipeA
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|---|
| 430 | * Purpose : The WaitNamedPipe function waits until either a time-out interval
|
|---|
| 431 | * elapses or an instance of the specified named pipe is available
|
|---|
| 432 | * to be connected to (that is, the pipe's server process has a
|
|---|
| 433 | * pending ConnectNamedPipe operation on the pipe).
|
|---|
| 434 | * Parameters: LPCTSTR lpszNamedPipeName
|
|---|
| 435 | * DWORD dwTimeout
|
|---|
| 436 | * Variables :
|
|---|
| 437 | * Result : TRUE / FALSE
|
|---|
| 438 | * Remark :
|
|---|
| 439 | * Status : UNTESTED (YET)
|
|---|
| 440 | *
|
|---|
| 441 | * Author : Przemyslaw Dobrowolski [Mon, 2000/01/03 13:52]
|
|---|
| 442 | *****************************************************************************/
|
|---|
| 443 |
|
|---|
| 444 | ODINFUNCTION2(BOOL,WaitNamedPipeA,LPCSTR,lpszNamedPipeName, DWORD, dwTimeout)
|
|---|
| 445 | {
|
|---|
| 446 | return(OSLibDosWaitNamedPipe(lpszNamedPipeName, dwTimeout));
|
|---|
| 447 | }
|
|---|
| 448 |
|
|---|
| 449 |
|
|---|
| 450 | /*****************************************************************************
|
|---|
| 451 | * Name : BOOL WaitNamedPipeW
|
|---|
| 452 | * Purpose : The WaitNamedPipe function waits until either a time-out interval
|
|---|
| 453 | * elapses or an instance of the specified named pipe is available
|
|---|
| 454 | * to be connected to (that is, the pipe's server process has a
|
|---|
| 455 | * pending ConnectNamedPipe operation on the pipe).
|
|---|
| 456 | * Parameters: LPCWSTR lpszNamedPipeName
|
|---|
| 457 | * DWORD dwTimeout
|
|---|
| 458 | * Variables :
|
|---|
| 459 | * Result : TRUE / FALSE
|
|---|
| 460 | * Remark :
|
|---|
| 461 | * Status : UNTESTED (YET)
|
|---|
| 462 | *
|
|---|
| 463 | * Author : Przemyslaw Dobrowolski [Mon, 2000/01/03 13:44]
|
|---|
| 464 | *****************************************************************************/
|
|---|
| 465 |
|
|---|
| 466 | ODINFUNCTION2(BOOL,WaitNamedPipeW,LPCWSTR,lpszNamedPipeName, DWORD, dwTimeout)
|
|---|
| 467 | {
|
|---|
| 468 | char *asciiname;
|
|---|
| 469 | DWORD rc;
|
|---|
| 470 |
|
|---|
| 471 | asciiname = UnicodeToAsciiString((LPWSTR)lpszNamedPipeName);
|
|---|
| 472 |
|
|---|
| 473 | rc=OSLibDosWaitNamedPipe(asciiname, dwTimeout);
|
|---|
| 474 |
|
|---|
| 475 | FreeAsciiString(asciiname);
|
|---|
| 476 |
|
|---|
| 477 | return(rc);
|
|---|
| 478 | }
|
|---|
