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Attempt to provide an abort mecanism for windows users...

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This commit is contained in:
Romuald Conty 2011-05-09 11:14:43 +00:00
parent 468027ba2b
commit 921d28d976
5 changed files with 55 additions and 15 deletions
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13
libnfc/buses/uart_win32.c
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@ -142,13 +142,16 @@ uart_get_speed (const serial_port sp)
}
int
uart_receive (serial_port sp, byte_t * pbtRx, const size_t szRx, int iAbortFd)
uart_receive (serial_port sp, byte_t * pbtRx, const size_t szRx, void * abort_p)
{
// TODO: Implement abort mecanism (using iAbortFd)
// TODO Test me with abort_p
volatile bool * abort_flag_p = (volatile bool *)abort_p;
DWORD dwRxLen = szRx;
if (!ReadFile (((serial_port_windows *) sp)->hPort, pbtRx, dwRxLen, &dwRxLen, NULL)) {
return DEIO;
}
do {
if (!ReadFile (((serial_port_windows *) sp)->hPort, pbtRx, dwRxLen, &dwRxLen, NULL)) {
return DEIO;
}
} while ( (dwRxLen != (DWORD) szRx) && ((abort_flag_p) && !(*abort_flag_p)) );
return (dwRxLen == (DWORD) szRx) ? 0 : DEIO;
}