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DS4: Check return value of get serial call

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This commit is contained in:
Martin Hartl 2021-02-05 15:55:35 +01:00 • committed by Adam Honse
parent 96bbb5a69f
commit 3026feeebe
1 changed files with 8 additions and 4 deletions
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12
Controllers/SonyDS4Controller/SonyDS4Controller.cpp
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@ -27,7 +27,7 @@ SonyDS4Controller::SonyDS4Controller(hid_device * device_handle, const char * de
break;
}
}
location = device_path;
}
@ -44,7 +44,11 @@ std::string SonyDS4Controller::GetLocation()
std::string SonyDS4Controller::GetSerialString()
{
wchar_t serial_string[128];
hid_get_serial_number_string(device_handle, serial_string, 128);
int ret = hid_get_serial_number_string(device_handle, serial_string, 128);
if(ret != 0)
{
return("");
}
std::wstring return_wstring = serial_string;
std::string return_string(return_wstring.begin(), return_wstring.end());
@ -74,7 +78,7 @@ void SonyDS4Controller::sendReportBT(unsigned char red, unsigned char green, uns
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
};
uint32_t crc = CRCPP::CRC::Calculate(buffer, 75, CRCPP::CRC::CRC_32());
unsigned char outbuffer[78];
@ -95,7 +99,7 @@ void SonyDS4Controller::sendReportBT(unsigned char red, unsigned char green, uns
outbuffer[75] = (0x0000FF00 & crc) >> 8;
outbuffer[76] = (0x00FF0000 & crc) >> 16;
outbuffer[77] = (0xFF000000 & crc) >> 24;
hid_write(device_handle, outbuffer, 78);
}