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Dmitry Philippov (shedon@mail.ru): implement GetCommConfig and SetCommConfig

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svn path=/trunk/; revision=16258
This commit is contained in:
Hervé Poussineau 2005-06-24 18:19:40 +00:00
parent 469c016da3
commit a434b1aa6d
1 changed files with 74 additions and 8 deletions
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82
reactos/lib/kernel32/misc/comm.c
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@ -1,5 +1,4 @@
/* $Id$
*
/*
* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS system libraries
* FILE: lib/kernel32/misc/comm.c
@ -8,6 +7,7 @@
* modified from WINE [ Onno Hovers, (onno@stack.urc.tue.nl) ]
* Robert Dickenson (robd@mok.lvcom.com)
* Saveliy Tretiakov (saveliyt@mail.ru)
* Dmitry Philippov (shedon@mail.ru)
* UPDATE HISTORY:
* Created 01/11/98
* RDD (30/09/2002) implemented many function bodies to call serial driver.
@ -15,6 +15,8 @@
* ST (21/03/2005) implemented GetCommProperties
* ST (24/03/2005) implemented ClearCommError. Corrected many functions.
* ST (05/04/2005) implemented CommConfigDialog
* DP (11/06/2005) implemented GetCommConfig
* DP (12/06/2005) implemented SetCommConfig
*
*/
@ -927,14 +929,64 @@ EscapeCommFunction(HANDLE hFile, DWORD dwFunc)
/*
* @unimplemented
* @implemented
*/
BOOL
STDCALL
GetCommConfig(HANDLE hCommDev, LPCOMMCONFIG lpCC, LPDWORD lpdwSize)
{
SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
return FALSE;
BOOL ReturnValue = FALSE;
DPRINT("GetCommConfig(%d, %p, %p)\n", hCommDev, lpCC, lpdwSize);
hProcessHeap = GetProcessHeap();
LPCOMMPROP lpComPort = RtlAllocateHeap( hProcessHeap,
HEAP_ZERO_MEMORY,
sizeof(COMMPROP) + 0x100 );
if(NULL == lpComPort) {
DPRINT("GetCommConfig() - ERROR_NOT_ENOUGH_MEMORY\n");
SetLastError(ERROR_NOT_ENOUGH_MEMORY);
return FALSE;
}
if( (NULL == lpdwSize)
|| (NULL == lpCC) ) {
DPRINT("GetCommConfig() - invalid parameter\n");
SetLastError(STATUS_INVALID_PARAMETER);
ReturnValue = FALSE;
}
else
{
lpComPort->wPacketLength = sizeof(COMMPROP) + 0x100;
lpComPort->dwProvSpec1 = COMMPROP_INITIALIZED;
ReturnValue = GetCommProperties(hCommDev, lpComPort);
if( ReturnValue )
{
lpCC->dwSize = sizeof(COMMCONFIG);
lpCC->wVersion = 1;
lpCC->wReserved = 0;
lpCC->dwProviderSubType = lpComPort->dwProvSubType;
lpCC->dwProviderSize = lpComPort->dwProvSpec2;
*lpdwSize = lpCC->dwSize+lpCC->dwProviderSize;
if( 0 == lpComPort->dwProvSpec2 ) {
lpCC->dwProviderOffset = 0;
} else {
lpCC->dwProviderOffset = (ULONG_PTR)&lpCC->wcProviderData[0] - (ULONG_PTR)lpCC;
}
if( (lpCC->dwProviderSize+lpCC->dwSize) > *lpdwSize ) {
DPRINT("GetCommConfig() - STATUS_BUFFER_TOO_SMALL\n");
SetLastError(STATUS_BUFFER_TOO_SMALL);
ReturnValue = FALSE;
} else {
RtlCopyMemory(lpCC->wcProviderData, lpComPort->wcProvChar, lpCC->dwProviderSize);
ReturnValue = GetCommState(hCommDev, &lpCC->dcb);
}
}
}
RtlFreeHeap(hProcessHeap, 0, lpComPort);
return (ReturnValue);
}
@ -1160,14 +1212,28 @@ SetCommBreak(HANDLE hFile)
/*
* @unimplemented
* @implemented
*/
BOOL
STDCALL
SetCommConfig(HANDLE hCommDev, LPCOMMCONFIG lpCC, DWORD dwSize)
{
SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
return FALSE;
BOOL ReturnValue = FALSE;
DPRINT("SetCommConfig(%d, %p, %d)\n", hCommDev, lpCC, dwSize);
if(NULL == lpCC)
{
DPRINT("SetCommConfig() - invalid parameter\n");
SetLastError(STATUS_INVALID_PARAMETER);
ReturnValue = FALSE;
}
else
{
ReturnValue = SetCommState(hCommDev, &lpCC->dcb);
}
return ReturnValue;
}