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xinput1_3: Allocate output report buffer on the heap.

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Signed-off-by: Rémi Bernon <rbernon@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Rémi Bernon 2021-06-07 19:37:58 +02:00 committed by Alexandre Julliard
parent cfb24768d1
commit 2bd3c9703d
1 changed files with 12 additions and 15 deletions
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27
dlls/xinput1_3/hid.c
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@ -64,6 +64,7 @@ struct hid_platform_private {
BOOL enabled;
char *input_report_buf[2];
char *output_report_buf;
struct axis_info lx, ly, ltrigger, rx, ry, rtrigger;
};
@ -185,6 +186,7 @@ static BOOL init_controller(xinput_controller *controller, PHIDP_PREPARSED_DATA
private->device = device;
if (!(private->input_report_buf[0] = calloc(1, private->caps.InputReportByteLength))) goto failed;
if (!(private->input_report_buf[1] = calloc(1, private->caps.InputReportByteLength))) goto failed;
if (!(private->output_report_buf = calloc(1, private->caps.OutputReportByteLength))) goto failed;
size = (lstrlenW(device_path) + 1) * sizeof(WCHAR);
if (!(private->device_path = malloc(size))) goto failed;
memcpy(private->device_path, device_path, size);
@ -200,6 +202,7 @@ failed:
free(private->device_path);
free(private->input_report_buf[0]);
free(private->input_report_buf[1]);
free(private->output_report_buf);
free(private);
return FALSE;
}
@ -311,6 +314,7 @@ static void remove_gamepad(xinput_controller *device)
CloseHandle(private->device);
free(private->input_report_buf[0]);
free(private->input_report_buf[1]);
free(private->output_report_buf);
free(private->device_path);
HidD_FreePreparsedData(private->ppd);
free(private);
@ -460,14 +464,8 @@ void HID_update_state(xinput_controller *device, XINPUT_STATE *state)
DWORD HID_set_state(xinput_controller* device, XINPUT_VIBRATION* state)
{
struct hid_platform_private *private = device->platform_private;
struct {
BYTE report;
BYTE pad1[2];
BYTE left;
BYTE right;
BYTE pad2[3];
} report;
char *output_report_buf = private->output_report_buf;
ULONG output_report_len = private->caps.OutputReportByteLength;
if (device->caps.Flags & XINPUT_CAPS_FFB_SUPPORTED)
{
@ -476,14 +474,13 @@ DWORD HID_set_state(xinput_controller* device, XINPUT_VIBRATION* state)
if (private->enabled)
{
report.report = 0;
report.pad1[0] = 0x8;
report.pad1[1] = 0x0;
report.left = (BYTE)(state->wLeftMotorSpeed / 256);
report.right = (BYTE)(state->wRightMotorSpeed / 256);
memset(&report.pad2, 0, sizeof(report.pad2));
memset(output_report_buf, 0, output_report_len);
output_report_buf[0] = /* report id */ 0;
output_report_buf[1] = 0x8;
output_report_buf[3] = (BYTE)(state->wLeftMotorSpeed / 256);
output_report_buf[4] = (BYTE)(state->wRightMotorSpeed / 256);
if (!HidD_SetOutputReport(private->device, &report, sizeof(report)))
if (!HidD_SetOutputReport(private->device, output_report_buf, output_report_len))
{
WARN("unable to set output report, HidD_SetOutputReport failed with error %u\n", GetLastError());
return GetLastError();