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WSPSelect()

Browse source 
- Fix checking of params
- Fix allocation size
Tested on Firefox, Downloader, Skype
Patch by Mikhail Denisenko (denisenkom@gmail.com) with small changes

See issue #4526 for more details.

svn path=/trunk/; revision=41294
This commit is contained in:
Dmitry Chapyshev 2009-06-06 07:54:54 +00:00
parent 3ee953f7f5
commit 2d592301c9
1 changed files with 8 additions and 3 deletions
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11
reactos/dll/win32/msafd/misc/dllmain.c
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@ -700,10 +700,15 @@ WSPSelect(int nfds,
( writefds ? writefds->fd_count : 0 ) +
( exceptfds ? exceptfds->fd_count : 0 );
if( HandleCount < 0 || nfds != 0 )
HandleCount = nfds * 3;
if ( HandleCount == 0 )
{
AFD_DbgPrint(MAX_TRACE,("HandleCount: %d. Return SOCKET_ERROR\n",
HandleCount));
if (lpErrno) *lpErrno = WSAEINVAL;
return SOCKET_ERROR;
}
PollBufferSize = sizeof(*PollInfo) + (HandleCount * sizeof(AFD_HANDLE));
PollBufferSize = sizeof(*PollInfo) + ((HandleCount - 1) * sizeof(AFD_HANDLE));
AFD_DbgPrint(MID_TRACE,("HandleCount: %d BufferSize: %d\n",
HandleCount, PollBufferSize));