From e529387f67569cfa877c2185341b5cdff0e0bf39 Mon Sep 17 00:00:00 2001 From: Andrew Eikum Date: Mon, 6 May 2019 08:46:07 -0500 Subject: [PATCH] winebus.sys: Remove some magic numbers. Signed-off-by: Andrew Eikum Signed-off-by: Aric Stewart Signed-off-by: Alexandre Julliard --- dlls/winebus.sys/bus_sdl.c | 23 +++++++++++++---------- 1 file changed, 13 insertions(+), 10 deletions(-) diff --git a/dlls/winebus.sys/bus_sdl.c b/dlls/winebus.sys/bus_sdl.c index 724cd78d580..4cbf5610cc2 100644 --- a/dlls/winebus.sys/bus_sdl.c +++ b/dlls/winebus.sys/bus_sdl.c @@ -149,15 +149,17 @@ static const BYTE REPORT_AXIS_TAIL[] = { }; #define IDX_ABS_AXIS_COUNT 23 +#define CONTROLLER_NUM_BUTTONS 15 + static const BYTE CONTROLLER_BUTTONS[] = { 0x05, 0x09, /* USAGE_PAGE (Button) */ 0x19, 0x01, /* USAGE_MINIMUM (Button 1) */ - 0x29, 0x0f, /* USAGE_MAXIMUM (Button 15) */ + 0x29, CONTROLLER_NUM_BUTTONS, /* USAGE_MAXIMUM (Button 15) */ 0x15, 0x00, /* LOGICAL_MINIMUM (0) */ 0x25, 0x01, /* LOGICAL_MAXIMUM (1) */ 0x35, 0x00, /* LOGICAL_MINIMUM (0) */ 0x45, 0x01, /* LOGICAL_MAXIMUM (1) */ - 0x95, 0x0f, /* REPORT_COUNT (15) */ + 0x95, CONTROLLER_NUM_BUTTONS, /* REPORT_COUNT (15) */ 0x75, 0x01, /* REPORT_SIZE (1) */ 0x81, 0x02, /* INPUT (Data,Var,Abs) */ /* padding */ @@ -194,6 +196,8 @@ static const BYTE CONTROLLER_TRIGGERS [] = { 0x81, 0x02, /* INPUT (Data,Var,Abs) */ }; +#define CONTROLLER_NUM_AXES 6 + static const BYTE HAPTIC_RUMBLE[] = { 0x06, 0x00, 0xff, /* USAGE PAGE (vendor-defined) */ 0x09, 0x01, /* USAGE (1) */ @@ -246,7 +250,7 @@ static BYTE *add_axis_block(BYTE *report_ptr, BYTE count, BYTE page, const BYTE static void set_axis_value(struct platform_private *ext, int index, short value) { int offset; - offset = ext->axis_start + index * 2; + offset = ext->axis_start + index * sizeof(WORD); switch (index) { @@ -266,7 +270,7 @@ static void set_axis_value(struct platform_private *ext, int index, short value) static void set_ball_value(struct platform_private *ext, int index, int value1, int value2) { int offset; - offset = ext->ball_start + (index * 2); + offset = ext->ball_start + (index * sizeof(WORD)); if (value1 > 127) value1 = 127; if (value1 < -127) value1 = -127; if (value2 > 127) value2 = 127; @@ -381,7 +385,7 @@ static BOOL build_report_descriptor(struct platform_private *ext) descript_size += sizeof(REPORT_AXIS_HEADER); descript_size += (sizeof(REPORT_AXIS_USAGE) * axis_count); descript_size += sizeof(REPORT_AXIS_TAIL); - report_size += (2 * axis_count); + report_size += (sizeof(WORD) * axis_count); } ball_count = pSDL_JoystickNumBalls(ext->sdl_joystick); @@ -396,7 +400,7 @@ static BOOL build_report_descriptor(struct platform_private *ext) descript_size += sizeof(REPORT_AXIS_HEADER); descript_size += (sizeof(REPORT_AXIS_USAGE) * ball_count * 2); descript_size += sizeof(REPORT_REL_AXIS_TAIL); - report_size += (2*ball_count); + report_size += (sizeof(WORD) * ball_count); } hat_count = pSDL_JoystickNumHats(ext->sdl_joystick); @@ -404,8 +408,7 @@ static BOOL build_report_descriptor(struct platform_private *ext) if (hat_count) { descript_size += sizeof(REPORT_HATSWITCH); - for (i = 0; i < hat_count; i++) - report_size++; + report_size += hat_count; } descript_size += test_haptic(ext); @@ -482,8 +485,8 @@ static BOOL build_mapped_report_descriptor(struct platform_private *ext) descript_size += sizeof(CONTROLLER_TRIGGERS); descript_size += test_haptic(ext); - ext->axis_start = 2; - ext->buffer_length = 14; + ext->axis_start = (CONTROLLER_NUM_BUTTONS + 7) / 8; + ext->buffer_length = (CONTROLLER_NUM_BUTTONS + 7) / 8 + CONTROLLER_NUM_AXES * sizeof(WORD); TRACE("Report Descriptor will be %i bytes\n", descript_size); TRACE("Report will be %i bytes\n", ext->buffer_length);