comm.c

winNT技术操作系统,国外开放的原代码和LIUX一样

		{ 0x00000000, 0x00000000, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x00000, 0x0000, 0x0000, 0x0000, 0x00, 0x00, 0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, 0x0000 },
		{ 0xffffffff, 0xffffffff, 1, 1, 1, 1, 3, 1, 1, 1, 1, 1, 1, 3, 1, 0x1ffff, 0xffff, 0xffff, 0xffff, 0xff, 0xff, 0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, 0xffff },
		{ 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 },
		{ 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff }
	},
	{
		"96,N,8,3",
		FALSE, TRUE,
		{ 0x00000000, 0x00000000, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x00000, 0x0000, 0x0000, 0x0000, 0x00, 0x00, 0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, 0x0000 },
		{ 0xffffffff, 0xffffffff, 1, 1, 1, 1, 3, 1, 1, 1, 1, 1, 1, 3, 1, 0x1ffff, 0xffff, 0xffff, 0xffff, 0xff, 0xff, 0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, 0xffff },
		{ 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 },
		{ 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff }
	},
	{
		"96,N,8,1,K",
		FALSE, TRUE,
		{ 0x00000000, 0x00000000, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x00000, 0x0000, 0x0000, 0x0000, 0x00, 0x00, 0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, 0x0000 },
		{ 0xffffffff, 0xffffffff, 1, 1, 1, 1, 3, 1, 1, 1, 1, 1, 1, 3, 1, 0x1ffff, 0xffff, 0xffff, 0xffff, 0xff, 0xff, 0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, 0xffff },
		{ 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 },
		{ 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff }
	},
	{
		"COM0:baud=115200",
		FALSE, FALSE,
		{ 0x00000000, 0x00000000, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x00000, 0x0000, 0x0000, 0x0000, 0x00, 0x00, 0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, 0x0000 },
		{ 0xffffffff, 0xffffffff, 1, 1, 1, 1, 3, 1, 1, 1, 1, 1, 1, 3, 1, 0x1ffff, 0xffff, 0xffff, 0xffff, 0xff, 0xff, 0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, 0xffff },
		{ 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 },
		{ 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff }
	},
	{
		"COMx:baud=38400 data=8",
		TRUE, FALSE,
		{ 0x00000000, 0x00009600, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x00000, 0x0000, 0x0000, 0x0000, 0x08, 0x00, 0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, 0x0000 },
		{ 0xffffffff, 0x00009600, 1, 1, 1, 1, 3, 1, 1, 1, 1, 1, 1, 3, 1, 0x1ffff, 0xffff, 0xffff, 0xffff, 0x08, 0xff, 0x00, (char)0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, 0xffff },
		{ 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 },
		{ 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff }
	},
	{
		"COMx  :to=on stop=1.5",
		TRUE, FALSE,
		{ 0x00000000, 0x00000000, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x00000, 0x0000, 0x0000, 0x0000, 0x00, 0x00, 0x01, (char)0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, 0x0000 },
		{ 0xffffffff, 0xffffffff, 1, 1, 1, 1, 3, 1, 1, 1, 1, 1, 1, 3, 1, 0x1ffff, 0xffff, 0xffff, 0xffff, 0xff, 0xff, 0x01, (char)0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, 0xffff },
		{ 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x0000EA60 },
		{ 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x0000EA60 }
	},
	{
		"COMx:               baud=12345     data=7",
		TRUE, FALSE,
		{ 0x00000000, 0x00003039, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x00000, 0x0000, 0x0000, 0x0000, 0x07, 0x00, 0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, 0x0000 },
		{ 0xffffffff, 0x00003039, 1, 1, 1, 1, 3, 1, 1, 1, 1, 1, 1, 3, 1, 0x1ffff, 0xffff, 0xffff, 0xffff, 0x07, 0xff, 0x00, (char)0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, 0xffff },
		{ 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 },
		{ 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff }
	},
	{
		"COMx : xon=on odsr=off",
		TRUE, FALSE,
		{ 0x00000000, 0x00000000, 0, 0, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0x00000, 0x0000, 0x0000, 0x0000, 0x00, 0x00, 0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, 0x0000 },
		{ 0xffffffff, 0xffffffff, 1, 1, 1, 0, 3, 1, 1, 1, 1, 1, 1, 3, 1, 0x1ffff, 0xffff, 0xffff, 0xffff, 0xff, 0xff, 0x00, (char)0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, 0xffff },
		{ 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 },
		{ 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff }
	},
	{
		"COM0:9600,N,8,1",
		FALSE, TRUE,
		{ 0x00000000, 0x00000000, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x00000, 0x0000, 0x0000, 0x0000, 0x00, 0x00, 0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, 0x0000 },
		{ 0xffffffff, 0xffffffff, 1, 1, 1, 1, 3, 1, 1, 1, 1, 1, 1, 3, 1, 0x1ffff, 0xffff, 0xffff, 0xffff, 0xff, 0xff, 0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, 0xffff },
		{ 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 },
		{ 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff }
	},
	{
		"COMx:9600,N,8,1",
		TRUE, TRUE,
		{ 0x00000000, 0x00002580, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1, 0, 0x00000, 0x0000, 0x0000, 0x0000, 0x08, 0x00, 0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, 0x0000 },
		{ 0xffffffff, 0x00002580, 1, 1, 0, 0, 1, 1, 1, 0, 0, 1, 1, 1, 1, 0x1ffff, 0xffff, 0xffff, 0xffff, 0x08, 0x00, 0x00, (char)0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, 0xffff },
		{ 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 },
		{ 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff }
	},
	{
		"COMx:  11,E,7,2",
		TRUE, TRUE,
		{ 0x00000000, 0x0000006e, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1, 0, 0x00000, 0x0000, 0x0000, 0x0000, 0x07, 0x02, 0x02, (char)0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, 0x0000 },
		{ 0xffffffff, 0x0000006e, 1, 1, 0, 0, 1, 1, 1, 0, 0, 1, 1, 1, 1, 0x1ffff, 0xffff, 0xffff, 0xffff, 0x07, 0x02, 0x02, (char)0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, 0xffff },
		{ 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 },
		{ 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff }
	},
	{
		"COMx  :19,M,5,1",
		TRUE, TRUE,
		{ 0x00000000, 0x00004b00, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1, 0, 0x00000, 0x0000, 0x0000, 0x0000, 0x05, 0x03, 0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, 0x0000 },
		{ 0xffffffff, 0x00004b00, 1, 1, 0, 0, 1, 1, 1, 0, 0, 1, 1, 1, 1, 0x1ffff, 0xffff, 0xffff, 0xffff, 0x05, 0x03, 0x00, (char)0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, 0xffff },
		{ 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 },
		{ 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff }
	},
	{
		"COMx  :    57600,S,6,2,x",
		TRUE, TRUE,
		{ 0x00000000, 0x0000e100, 0, 0, 0, 0, 1, 0, 0, 1, 1, 0, 0, 1, 0, 0x00000, 0x0000, 0x0000, 0x0000, 0x06, 0x04, 0x02, (char)0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, 0x0000 },
		{ 0xffffffff, 0x0000e100, 1, 1, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0x1ffff, 0xffff, 0xffff, 0xffff, 0x06, 0x04, 0x02, (char)0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, 0xffff },
		{ 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 },
		{ 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff }
	},
};

#define TEST_COUNT (sizeof(test) / sizeof(TEST))

/* This function can be useful if you are modifiying the test cases and want to
   output the contents of a DCB structure. */
/*static print_dcb(DCB *pdcb)
{
	printf("0x%08x, 0x%08x, %u, %u, %u, %u, %u, %u, %u, %u, %u, %u, %u, %u, %u, 0x%05x, 0x%04x, 0x%04x, 0x%04x, 0x%02x, 0x%02x, 0x%02x, (char)0x%02x, (char)0x%02x, (char)0x%02x, (char)0x%02x, (char)0x%02x, 0x%04x\n",
		pdcb->DCBlength,
		pdcb->BaudRate,
		pdcb->fBinary,
		pdcb->fParity,
		pdcb->fOutxCtsFlow,
		pdcb->fOutxDsrFlow,
		pdcb->fDtrControl,
		pdcb->fDsrSensitivity,
		pdcb->fTXContinueOnXoff,
		pdcb->fOutX,
		pdcb->fInX,
		pdcb->fErrorChar,
		pdcb->fNull,
		pdcb->fRtsControl,
		pdcb->fAbortOnError,
		pdcb->fDummy2,
		pdcb->wReserved,
		pdcb->XonLim,
		pdcb->XoffLim,
		pdcb->ByteSize,
		pdcb->Parity,
		pdcb->StopBits,
		pdcb->XonChar & 0xff,
		pdcb->XoffChar & 0xff,
		pdcb->ErrorChar & 0xff,
		pdcb->EofChar & 0xff,
		pdcb->EvtChar & 0xff,
		pdcb->wReserved1 & 0xffff );
} */

static void check_result(const char *function, TEST *ptest, int initial_value, BOOL result)
{
	DWORD LastError = GetLastError();
	DWORD CorrectError = (ptest->result ? 0xdeadbeef : ERROR_INVALID_PARAMETER);

	ok(LastError == CorrectError, "%s(\"%s\"), 0x%02x: GetLastError() returned 0x%08lx, should be 0x%08lx\n", function, ptest->string, initial_value, LastError, CorrectError);
	ok(result == ptest->result, "%s(\"%s\"), 0x%02x: return value should be %s\n", function, ptest->string, initial_value, ptest->result ? "TRUE" : "FALSE");
}

#define check_dcb_member(a,b) ok(pdcb1->a == pdcb2->a, "%s(\"%s\"), 0x%02x: "#a" is "b", should be "b"\n", function, ptest->string, initial_value, pdcb1->a, pdcb2->a)
#define check_dcb_member2(a,c,b) if(pdcb2->a == c) { check_dcb_member(a,b); } else { ok(pdcb1->a == pdcb2->a || pdcb1->a == c, "%s(\"%s\"), 0x%02x: "#a" is "b", should be "b" or "b"\n", function, ptest->string, initial_value, pdcb1->a, pdcb2->a, c); }

static void check_dcb(const char *function, TEST *ptest, int initial_value, DCB *pdcb1, DCB *pdcb2)
{
	/* DCBlength is a special case since Win 9x sets it but NT does not.
	   We will accept either as correct. */
	check_dcb_member2(DCBlength, (DWORD)sizeof(DCB), "%lu");

	/* For old style control strings Win 9x does not set the next five members, NT does. */
	if(ptest->old_style && ptest->result)
	{
		check_dcb_member2(fOutxCtsFlow, ((unsigned int)initial_value & 1), "%u");
		check_dcb_member2(fDtrControl, ((unsigned int)initial_value & 3), "%u");
		check_dcb_member2(fOutX, ((unsigned int)initial_value & 1), "%u");
		check_dcb_member2(fInX, ((unsigned)initial_value & 1), "%u");
		check_dcb_member2(fRtsControl, ((unsigned)initial_value & 3), "%u");
	}
	else
	{
		check_dcb_member(fOutxCtsFlow, "%u");
		check_dcb_member(fDtrControl, "%u");
		check_dcb_member(fOutX, "%u");
		check_dcb_member(fInX, "%u");
		check_dcb_member(fRtsControl, "%u");
	}

	if(ptest->result)
	{
		/* For the idsr=xxx parameter, NT sets fDsrSensitivity, 9x sets
		   fOutxDsrFlow. */
		if(!ptest->old_style)
		{
			check_dcb_member2(fOutxDsrFlow, pdcb2->fDsrSensitivity, "%u");
			check_dcb_member2(fDsrSensitivity, pdcb2->fOutxDsrFlow, "%u");
		}
		else
		{
			/* For old style control strings Win 9x does not set the
			   fOutxDsrFlow member, NT does. */
			check_dcb_member2(fOutxDsrFlow, ((unsigned int)initial_value & 1), "%u");
			check_dcb_member(fDsrSensitivity, "%u");
		}
	}
	else
	{
		check_dcb_member(fOutxDsrFlow, "%u");
		check_dcb_member(fDsrSensitivity, "%u");
	}

	/* Check the result of the DCB members. */
	check_dcb_member(BaudRate, "%lu");
	check_dcb_member(fBinary, "%u");
	check_dcb_member(fParity, "%u");
	check_dcb_member(fTXContinueOnXoff, "%u");
	check_dcb_member(fErrorChar, "%u");
	check_dcb_member(fNull, "%u");
	check_dcb_member(fAbortOnError, "%u");
	check_dcb_member(fDummy2, "%u");
	check_dcb_member(wReserved, "%u");
	check_dcb_member(XonLim, "%u");
	check_dcb_member(XoffLim, "%u");
	check_dcb_member(ByteSize, "%u");
	check_dcb_member(Parity, "%u");
	check_dcb_member(StopBits, "%u");
	check_dcb_member(XonChar, "%d");
	check_dcb_member(XoffChar, "%d");
	check_dcb_member(ErrorChar, "%d");
	check_dcb_member(EofChar, "%d");
	check_dcb_member(EvtChar, "%d");
	check_dcb_member(wReserved1, "%u");
}

#define check_timeouts_member(a) ok(ptimeouts1->a == ptimeouts2->a, "%s(\"%s\"), 0x%02x: "#a" is %lu, should be %lu\n", function, ptest->string, initial_value, ptimeouts1->a, ptimeouts2->a);

static void check_timeouts(const char *function, TEST *ptest, int initial_value, COMMTIMEOUTS *ptimeouts1, COMMTIMEOUTS *ptimeouts2)
{
	check_timeouts_member(ReadIntervalTimeout);
	check_timeouts_member(ReadTotalTimeoutMultiplier);
	check_timeouts_member(ReadTotalTimeoutConstant);
	check_timeouts_member(WriteTotalTimeoutMultiplier);
	check_timeouts_member(WriteTotalTimeoutConstant);
}

static void test_BuildCommDCBA(TEST *ptest, int initial_value, DCB *pexpected_dcb)
{
	BOOL result;
	DCB dcb;

	/* set initial conditions */
	memset(&dcb, initial_value, sizeof(DCB));
	SetLastError(0xdeadbeef);

	result = BuildCommDCBA(ptest->string, &dcb);

	/* check results */
	check_result("BuildCommDCBA", ptest, initial_value, result);
	check_dcb("BuildCommDCBA", ptest, initial_value, &dcb, pexpected_dcb);
}

static void test_BuildCommDCBAndTimeoutsA(TEST *ptest, int initial_value, DCB *pexpected_dcb, COMMTIMEOUTS *pexpected_timeouts)
{
	BOOL result;
	DCB dcb;
	COMMTIMEOUTS timeouts;

	/* set initial conditions */
	memset(&dcb, initial_value, sizeof(DCB));
	memset(&timeouts, initial_value, sizeof(COMMTIMEOUTS));
	SetLastError(0xdeadbeef);

	result = BuildCommDCBAndTimeoutsA(ptest->string, &dcb, &timeouts);

	/* check results */
	check_result("BuildCommDCBAndTimeoutsA", ptest, initial_value, result);
	check_dcb("BuildCommDCBAndTimeoutsA", ptest, initial_value, &dcb, pexpected_dcb);
	check_timeouts("BuildCommDCBAndTimeoutsA", ptest, initial_value, &timeouts, pexpected_timeouts);
}

static void test_BuildCommDCBW(TEST *ptest, int initial_value, DCB *pexpected_dcb)
{
	BOOL result;
	DCB dcb;
	WCHAR wide_string[sizeof(ptest->string)];

	MultiByteToWideChar(CP_ACP, 0, ptest->string, -1, wide_string, sizeof(wide_string) / sizeof(WCHAR));

	/* set initial conditions */
	memset(&dcb, initial_value, sizeof(DCB));
	SetLastError(0xdeadbeef);

	result = BuildCommDCBW(wide_string, &dcb);

	if(GetLastError() == ERROR_CALL_NOT_IMPLEMENTED)
		return;

	/* check results */
	check_result("BuildCommDCBW", ptest, initial_value, result);
	check_dcb("BuildCommDCBW", ptest, initial_value, &dcb, pexpected_dcb);
}