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Fix uninitialized strings on Windows (#109)

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Fix for unusual cases where the hardware does not return the name and the string is not initialized at all.
This commit is contained in:
Josep Maria Antolín Segura
2019-10-28 15:23:24 +01:00
committed by Ihor Dutchak
parent 7d93b430a9
commit dd16e7c16f
1 changed files with 3 additions and 0 deletions
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windows/hid.c
+3
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@@ -437,6 +437,7 @@ struct hid_device_info HID_API_EXPORT * HID_API_CALL hid_enumerate(unsigned shor
cur_dev->path = NULL;
/* Serial Number */
wstr[0]= 0x0000;
res = HidD_GetSerialNumberString(write_handle, wstr, sizeof(wstr));
wstr[WSTR_LEN-1] = 0x0000;
if (res) {
@@ -444,6 +445,7 @@ struct hid_device_info HID_API_EXPORT * HID_API_CALL hid_enumerate(unsigned shor
}
/* Manufacturer String */
wstr[0]= 0x0000;
res = HidD_GetManufacturerString(write_handle, wstr, sizeof(wstr));
wstr[WSTR_LEN-1] = 0x0000;
if (res) {
@@ -451,6 +453,7 @@ struct hid_device_info HID_API_EXPORT * HID_API_CALL hid_enumerate(unsigned shor
}
/* Product String */
wstr[0]= 0x0000;
res = HidD_GetProductString(write_handle, wstr, sizeof(wstr));
wstr[WSTR_LEN-1] = 0x0000;
if (res) {