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Add handling of ERROR_OPERATION_ABORTED in restart_wait for WIN32

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It appears that the standard Win11 CDC driver does produce this case on occasion when the last byte of the IO has been transferred.
This commit is contained in:
Patrick Dussud 2024-06-17 11:58:36 -07:00 committed by Soeren Apel
parent fd20b0fc5a
commit 33feeb0516
1 changed files with 5 additions and 2 deletions
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7
serialport.c
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@ -420,7 +420,7 @@ SP_API void sp_free_port_list(struct sp_port **list)
/** To be called after port receive buffer is emptied. */
static enum sp_return restart_wait(struct sp_port *port)
{
DWORD wait_result;
DWORD wait_result, last_error_code;
if (port->wait_running) {
/* Check status of running wait operation. */
@ -428,7 +428,10 @@ static enum sp_return restart_wait(struct sp_port *port)
&wait_result, FALSE)) {
DEBUG("Previous wait completed");
port->wait_running = FALSE;
} else if (GetLastError() == ERROR_IO_INCOMPLETE) {
} else if ((last_error_code = GetLastError()) == ERROR_OPERATION_ABORTED) {
DEBUG("Previous wait aborted");
port->wait_running = FALSE;
} else if (last_error_code == ERROR_IO_INCOMPLETE) {
DEBUG("Previous wait still running");
RETURN_OK();
} else {