mirror of
https://github.com/wiiu-env/WiiUPluginLoaderBackend.git
synced 2024-11-28 07:34:15 +01:00
Make sure to only access valid buffers in VPADRead and WPADRead hooks
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parent
4c1131b0bf
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@ -80,20 +80,25 @@ DECL_FUNCTION(void, OSReleaseForeground) {
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real_OSReleaseForeground();
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}
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DECL_FUNCTION(int32_t, VPADRead, int32_t chan, VPADStatus *buffer, uint32_t buffer_size, int32_t *error) {
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DECL_FUNCTION(int32_t, VPADRead, int32_t chan, VPADStatus *buffer, uint32_t buffer_size, VPADReadError *error) {
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if (sConfigMenuOpened) {
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// Ignore reading vpad input only from other threads if the config menu is opened
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if (OSGetCurrentThread() != gOnlyAcceptFromThread) {
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return 0;
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}
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}
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int32_t result = real_VPADRead(chan, buffer, buffer_size, error);
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VPADReadError real_error = VPAD_READ_SUCCESS;
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int32_t result = real_VPADRead(chan, buffer, buffer_size, &real_error);
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if (result > 0 && real_error == VPAD_READ_SUCCESS && buffer && ((buffer[0].hold & 0xFFFFF) == (VPAD_BUTTON_L | VPAD_BUTTON_DOWN | VPAD_BUTTON_MINUS)) && sVpadPressCooldown == 0 && !sConfigMenuOpened) {
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if (result > 0 && ((buffer[0].hold & 0xFFFFF) == (VPAD_BUTTON_L | VPAD_BUTTON_DOWN | VPAD_BUTTON_MINUS)) && sVpadPressCooldown == 0 && !sConfigMenuOpened) {
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sWantsToOpenConfigMenu = true;
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sVpadPressCooldown = 0x3C;
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return 0;
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}
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if (error) {
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*error = real_error;
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}
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if (sVpadPressCooldown > 0) {
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sVpadPressCooldown--;
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@ -104,8 +109,7 @@ DECL_FUNCTION(int32_t, VPADRead, int32_t chan, VPADStatus *buffer, uint32_t buff
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DECL_FUNCTION(void, WPADRead, WPADChan chan, WPADStatusProController *data) {
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real_WPADRead(chan, data);
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if (!sConfigMenuOpened && data[0].err == 0) {
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if (!sConfigMenuOpened && data && data[0].err == 0) {
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if (data[0].extensionType != 0xFF) {
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if (data[0].extensionType == WPAD_EXT_CORE || data[0].extensionType == WPAD_EXT_NUNCHUK) {
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// button data is in the first 2 bytes for wiimotes
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