int HID_API_EXPORT_CALL HID_API_CALL hid_get_manufacturer_string(hid_device *dev, wchar_t *string, size_t maxlen)
{
BOOL res;
res = HidD_GetManufacturerString(dev->device_handle, string, sizeof(wchar_t) * maxlen);
if (!res) {
register_error(dev, "HidD_GetManufacturerString");
return -1;
}
return 0;
}
void HIDDeviceManager::initStrings(HANDLE hidDev, HIDDeviceDesc* desc) const
{
// Documentation mentions 126 as being the max for USB.
wchar_t strBuffer[196];
// HidD_Get*String functions return nothing in buffer on failure,
// so it's ok to do this without further error checking.
strBuffer[0] = 0;
HidD_GetManufacturerString(hidDev, strBuffer, sizeof(strBuffer));
desc->Manufacturer = strBuffer;
strBuffer[0] = 0;
HidD_GetProductString(hidDev, strBuffer, sizeof(strBuffer));
desc->Product = strBuffer;
strBuffer[0] = 0;
HidD_GetSerialNumberString(hidDev, strBuffer, sizeof(strBuffer));
desc->SerialNumber = strBuffer;
}
int usbOpenDevice(usbDevice_t **device, int vendor, char *vendorName, int product, char *productName, int usesReportIDs)
{
GUID hidGuid; /* GUID for HID driver */
HDEVINFO deviceInfoList;
SP_DEVICE_INTERFACE_DATA deviceInfo;
SP_DEVICE_INTERFACE_DETAIL_DATA *deviceDetails = NULL;
DWORD size;
int i, openFlag = 0; /* may be FILE_FLAG_OVERLAPPED */
int errorCode = USB_ERROR_NOTFOUND;
HANDLE handle = INVALID_HANDLE_VALUE;
HIDD_ATTRIBUTES deviceAttributes;
HidD_GetHidGuid(&hidGuid);
deviceInfoList = SetupDiGetClassDevs(&hidGuid, NULL, NULL, DIGCF_PRESENT | DIGCF_INTERFACEDEVICE);
deviceInfo.cbSize = sizeof(deviceInfo);
for(i=0;;i++){
if(handle != INVALID_HANDLE_VALUE){
CloseHandle(handle);
handle = INVALID_HANDLE_VALUE;
}
if(!SetupDiEnumDeviceInterfaces(deviceInfoList, 0, &hidGuid, i, &deviceInfo))
break; /* no more entries */
/* first do a dummy call just to determine the actual size required */
SetupDiGetDeviceInterfaceDetail(deviceInfoList, &deviceInfo, NULL, 0, &size, NULL);
if(deviceDetails != NULL)
free(deviceDetails);
deviceDetails = malloc(size);
deviceDetails->cbSize = sizeof(*deviceDetails);
/* this call is for real: */
SetupDiGetDeviceInterfaceDetail(deviceInfoList, &deviceInfo, deviceDetails, size, &size, NULL);
DEBUG_PRINT(("checking HID path \"%s\"\n", deviceDetails->DevicePath));
/* attempt opening for R/W -- we don't care about devices which can't be accessed */
handle = CreateFile(deviceDetails->DevicePath, GENERIC_READ|GENERIC_WRITE, FILE_SHARE_READ|FILE_SHARE_WRITE, NULL, OPEN_EXISTING, openFlag, NULL);
if(handle == INVALID_HANDLE_VALUE){
DEBUG_PRINT(("opening failed: %d\n", (int)GetLastError()));
/* errorCode = USB_ERROR_ACCESS; opening will always fail for mouse -- ignore */
continue;
}
deviceAttributes.Size = sizeof(deviceAttributes);
HidD_GetAttributes(handle, &deviceAttributes);
DEBUG_PRINT(("device attributes: vid=%d pid=%d\n", deviceAttributes.VendorID, deviceAttributes.ProductID));
if(deviceAttributes.VendorID != vendor || deviceAttributes.ProductID != product)
continue; /* ignore this device */
errorCode = USB_ERROR_NOTFOUND;
if(vendorName != NULL && productName != NULL){
char buffer[512];
if(!HidD_GetManufacturerString(handle, buffer, sizeof(buffer))){
DEBUG_PRINT(("error obtaining vendor name\n"));
errorCode = USB_ERROR_IO;
continue;
}
convertUniToAscii(buffer);
DEBUG_PRINT(("vendorName = \"%s\"\n", buffer));
if(strcmp(vendorName, buffer) != 0)
continue;
if(!HidD_GetProductString(handle, buffer, sizeof(buffer))){
DEBUG_PRINT(("error obtaining product name\n"));
errorCode = USB_ERROR_IO;
continue;
}
convertUniToAscii(buffer);
DEBUG_PRINT(("productName = \"%s\"\n", buffer));
if(strcmp(productName, buffer) != 0)
continue;
}
break; /* we have found the device we are looking for! */
}
SetupDiDestroyDeviceInfoList(deviceInfoList);
if(deviceDetails != NULL)
free(deviceDetails);
if(handle != INVALID_HANDLE_VALUE){
*device = (usbDevice_t *)handle;
errorCode = 0;
}
return errorCode;
}
BOOLEAN Hid::GetManufacturerString(HANDLE HidDeviceObject, void *Buffer, ULONG BufferLength)
{
return HidD_GetManufacturerString(HidDeviceObject, Buffer, BufferLength);
}
struct hid_device_info HID_API_EXPORT * HID_API_CALL hid_enumerate(unsigned short vendor_id, unsigned short product_id)
{
BOOL res;
struct hid_device_info *root = NULL; /* return object */
struct hid_device_info *cur_dev = NULL;
/* Windows objects for interacting with the driver. */
GUID InterfaceClassGuid;
HidD_GetHidGuid(&InterfaceClassGuid);
SP_DEVINFO_DATA devinfo_data;
SP_DEVICE_INTERFACE_DATA device_interface_data;
SP_DEVICE_INTERFACE_DETAIL_DATA_A *device_interface_detail_data = NULL;
HDEVINFO device_info_set = INVALID_HANDLE_VALUE;
int device_index = 0;
int i;
if (hid_init() < 0)
return NULL;
/* Initialize the Windows objects. */
memset(&devinfo_data, 0x0, sizeof(devinfo_data));
devinfo_data.cbSize = sizeof(SP_DEVINFO_DATA);
device_interface_data.cbSize = sizeof(SP_DEVICE_INTERFACE_DATA);
/* Get information for all the devices belonging to the HID class. */
device_info_set = SetupDiGetClassDevsA(&InterfaceClassGuid, NULL, NULL, DIGCF_PRESENT | DIGCF_DEVICEINTERFACE);
/* Iterate over each device in the HID class, looking for the right one. */
for (;;) {
HANDLE write_handle = INVALID_HANDLE_VALUE;
DWORD required_size = 0;
HIDD_ATTRIBUTES attrib;
res = SetupDiEnumDeviceInterfaces(device_info_set,
NULL,
&InterfaceClassGuid,
device_index,
&device_interface_data);
if (!res) {
/* A return of FALSE from this function means that
there are no more devices. */
break;
}
/* Call with 0-sized detail size, and let the function
tell us how long the detail struct needs to be. The
size is put in &required_size. */
res = SetupDiGetDeviceInterfaceDetailA(device_info_set,
&device_interface_data,
NULL,
0,
&required_size,
NULL);
/* Allocate a long enough structure for device_interface_detail_data. */
device_interface_detail_data = (SP_DEVICE_INTERFACE_DETAIL_DATA_A*) malloc(required_size);
device_interface_detail_data->cbSize = sizeof(SP_DEVICE_INTERFACE_DETAIL_DATA_A);
/* Get the detailed data for this device. The detail data gives us
the device path for this device, which is then passed into
CreateFile() to get a handle to the device. */
res = SetupDiGetDeviceInterfaceDetailA(device_info_set,
&device_interface_data,
device_interface_detail_data,
required_size,
NULL,
NULL);
if (!res) {
/* register_error(dev, "Unable to call SetupDiGetDeviceInterfaceDetail");
Continue to the next device. */
goto cont;
}
/* Make sure this device is of Setup Class "HIDClass" and has a
driver bound to it. */
for (i = 0; ; i++) {
char driver_name[256];
/* Populate devinfo_data. This function will return failure
when there are no more interfaces left. */
res = SetupDiEnumDeviceInfo(device_info_set, i, &devinfo_data);
if (!res)
goto cont;
res = SetupDiGetDeviceRegistryPropertyA(device_info_set, &devinfo_data,
SPDRP_CLASS, NULL, (PBYTE)driver_name, sizeof(driver_name), NULL);
if (!res)
goto cont;
if (strcmp(driver_name, "HIDClass") == 0) {
/* See if there's a driver bound. */
res = SetupDiGetDeviceRegistryPropertyA(device_info_set, &devinfo_data,
SPDRP_DRIVER, NULL, (PBYTE)driver_name, sizeof(driver_name), NULL);
if (res)
break;
}
}
//wprintf(L"HandleName: %s\n", device_interface_detail_data->DevicePath);
/* Open a handle to the device */
write_handle = open_device(device_interface_detail_data->DevicePath, TRUE);
/* Check validity of write_handle. */
if (write_handle == INVALID_HANDLE_VALUE) {
/* Unable to open the device. */
//register_error(dev, "CreateFile");
goto cont_close;
}
/* Get the Vendor ID and Product ID for this device. */
attrib.Size = sizeof(HIDD_ATTRIBUTES);
HidD_GetAttributes(write_handle, &attrib);
//wprintf(L"Product/Vendor: %x %x\n", attrib.ProductID, attrib.VendorID);
/* Check the VID/PID to see if we should add this
device to the enumeration list. */
if ((vendor_id == 0x0 || attrib.VendorID == vendor_id) &&
(product_id == 0x0 || attrib.ProductID == product_id)) {
#define WSTR_LEN 512
const char *str;
struct hid_device_info *tmp;
PHIDP_PREPARSED_DATA pp_data = NULL;
HIDP_CAPS caps;
BOOLEAN res;
NTSTATUS nt_res;
wchar_t wstr[WSTR_LEN]; /* TODO: Determine Size */
size_t len;
/* VID/PID match. Create the record. */
tmp = (struct hid_device_info*) calloc(1, sizeof(struct hid_device_info));
if (cur_dev) {
cur_dev->next = tmp;
}
else {
root = tmp;
}
cur_dev = tmp;
/* Get the Usage Page and Usage for this device. */
res = HidD_GetPreparsedData(write_handle, &pp_data);
if (res) {
nt_res = HidP_GetCaps(pp_data, &caps);
if (nt_res == HIDP_STATUS_SUCCESS) {
cur_dev->usage_page = caps.UsagePage;
cur_dev->usage = caps.Usage;
}
HidD_FreePreparsedData(pp_data);
}
/* Fill out the record */
cur_dev->next = NULL;
str = device_interface_detail_data->DevicePath;
if (str) {
len = strlen(str);
cur_dev->path = (char*) calloc(len+1, sizeof(char));
strncpy(cur_dev->path, str, len+1);
cur_dev->path[len] = '\0';
}
else
cur_dev->path = NULL;
/* Serial Number */
res = HidD_GetSerialNumberString(write_handle, wstr, sizeof(wstr));
wstr[WSTR_LEN-1] = 0x0000;
if (res) {
cur_dev->serial_number = _wcsdup(wstr);
}
/* Manufacturer String */
res = HidD_GetManufacturerString(write_handle, wstr, sizeof(wstr));
wstr[WSTR_LEN-1] = 0x0000;
if (res) {
cur_dev->manufacturer_string = _wcsdup(wstr);
}
/* Product String */
res = HidD_GetProductString(write_handle, wstr, sizeof(wstr));
wstr[WSTR_LEN-1] = 0x0000;
if (res) {
cur_dev->product_string = _wcsdup(wstr);
}
/* VID/PID */
cur_dev->vendor_id = attrib.VendorID;
cur_dev->product_id = attrib.ProductID;
/* Release Number */
cur_dev->release_number = attrib.VersionNumber;
/* Interface Number. It can sometimes be parsed out of the path
on Windows if a device has multiple interfaces. See
http://msdn.microsoft.com/en-us/windows/hardware/gg487473 or
search for "Hardware IDs for HID Devices" at MSDN. If it's not
in the path, it's set to -1. */
cur_dev->interface_number = -1;
if (cur_dev->path) {
char *interface_component = strstr(cur_dev->path, "&mi_");
if (interface_component) {
char *hex_str = interface_component + 4;
char *endptr = NULL;
cur_dev->interface_number = strtol(hex_str, &endptr, 16);
if (endptr == hex_str) {
/* The parsing failed. Set interface_number to -1. */
cur_dev->interface_number = -1;
}
}
}
}
cont_close:
CloseHandle(write_handle);
cont:
/* We no longer need the detail data. It can be freed */
free(device_interface_detail_data);
device_index++;
}
/* Close the device information handle. */
SetupDiDestroyDeviceInfoList(device_info_set);
return root;
}
//-----------------------------------------------------------------------------
int dbg_enumerate(debugger_t *debuggers, int size)
{
GUID hid_guid;
HDEVINFO hid_dev_info;
HIDD_ATTRIBUTES hid_attr;
SP_DEVICE_INTERFACE_DATA dev_info_data;
PSP_DEVICE_INTERFACE_DETAIL_DATA detail_data;
DWORD detail_size;
HANDLE handle;
int rsize = 0;
HidD_GetHidGuid(&hid_guid);
hid_dev_info = SetupDiGetClassDevs(&hid_guid, NULL, NULL, DIGCF_PRESENT | DIGCF_INTERFACEDEVICE);
dev_info_data.cbSize = sizeof(dev_info_data);
for (int i = 0; i < size; i++)
{
if (FALSE == SetupDiEnumDeviceInterfaces(hid_dev_info, 0, &hid_guid, i, &dev_info_data))
break;
SetupDiGetDeviceInterfaceDetail(hid_dev_info, &dev_info_data, NULL, 0,
&detail_size, NULL);
detail_data = (PSP_DEVICE_INTERFACE_DETAIL_DATA)buf_alloc(detail_size);
detail_data->cbSize = sizeof(SP_DEVICE_INTERFACE_DETAIL_DATA);
SetupDiGetDeviceInterfaceDetail(hid_dev_info, &dev_info_data, detail_data,
detail_size, NULL, NULL);
handle = CreateFile(detail_data->DevicePath, GENERIC_READ | GENERIC_WRITE,
FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, OPEN_EXISTING, 0, NULL);
if (INVALID_HANDLE_VALUE != handle)
{
hid_attr.Size = sizeof(hid_attr);
HidD_GetAttributes(handle, &hid_attr);
if (DBG_VID == hid_attr.VendorID && DBG_PID == hid_attr.ProductID)
{
wchar_t wstr[MAX_STRING_SIZE];
char str[MAX_STRING_SIZE];
debuggers[rsize].path = strdup(detail_data->DevicePath);
HidD_GetSerialNumberString(handle, (PVOID)wstr, MAX_STRING_SIZE);
wcstombs(str, wstr, MAX_STRING_SIZE);
debuggers[rsize].serial = strdup(str);
HidD_GetManufacturerString(handle, (PVOID)wstr, MAX_STRING_SIZE);
wcstombs(str, wstr, MAX_STRING_SIZE);
debuggers[rsize].manufacturer = strdup(str);
HidD_GetProductString(handle, (PVOID)wstr, MAX_STRING_SIZE);
wcstombs(str, wstr, MAX_STRING_SIZE);
debuggers[rsize].product = strdup(str);
rsize++;
}
CloseHandle(handle);
}
buf_free(detail_data);
}
SetupDiDestroyDeviceInfoList(hid_dev_info);
return rsize;
}
//------------------------------------------------------------------------------
HANDLE DNAUSB::openDevice( const int vid, const int pid, const char* vendor, char* product )
{
HANDLE handle = INVALID_HANDLE_VALUE;
// from DDK
const GUID GUID_DEVINTERFACE_HID = { 0x4D1E55B2L, 0xF16F, 0x11CF, { 0x88, 0xCB, 0x00, 0x11, 0x11, 0x00, 0x00, 0x30 } };
for( int tries = 0; (tries < 10) && (handle == INVALID_HANDLE_VALUE) ; tries++ )
{
HANDLE deviceSet = SetupDiGetClassDevs( &GUID_DEVINTERFACE_HID, NULL, NULL, DIGCF_PRESENT | DIGCF_INTERFACEDEVICE );
if ( deviceSet == INVALID_HANDLE_VALUE )
{
break;
}
SP_INTERFACE_DEVICE_DATA interfaceInfo;
SP_DEVINFO_DATA deviceInfoData;
interfaceInfo.cbSize = sizeof( interfaceInfo );
deviceInfoData.cbSize = sizeof( SP_DEVINFO_DATA );
BYTE buf[1024];
DWORD size;
int i=0;
if( SetupDiEnumDeviceInfo(deviceSet, i++, &deviceInfoData) )
{
DWORD interfaceNumber = 0;
while ( SetupDiEnumDeviceInterfaces( deviceSet,
0,
&GUID_DEVINTERFACE_HID,
interfaceNumber++,
&interfaceInfo) )
{
SP_DEVICE_INTERFACE_DETAIL_DATA *details = (SP_DEVICE_INTERFACE_DETAIL_DATA *)buf;
details->cbSize = sizeof (SP_DEVICE_INTERFACE_DETAIL_DATA);
size = sizeof(SP_DEVICE_INTERFACE_DETAIL_DATA) + 256;
if ( !SetupDiGetDeviceInterfaceDetail( deviceSet,
&interfaceInfo,
details,
size,
0,
0 ) )
{
Log( "SetupDiGetDeviceInterfaceDetail failed [%d]", GetLastError() );
continue;
}
Cstr temp;
temp.toChar( details->DevicePath );
temp.toLower();
Log( "Considering [%s]", temp.c_str() );
const char* vidStr = strstr( temp.c_str(), "vid" );
if ( !vidStr )
{
Log( "vid not found [%s]", temp.c_str() );
continue;
}
vidStr += 3;
for( ; *vidStr && !isxdigit(*vidStr); vidStr++ );
if ( !vidStr )
{
Log( "could not find valid vid [%s]", temp.c_str() );
continue;
}
if ( strtol(vidStr, 0, 16) != vid )
{
continue;
}
const char* pidStr = strstr( temp.c_str(), "pid" );
if ( !pidStr )
{
Log( "pid not found [%s]", temp.c_str() );
continue;
}
pidStr += 3;
for( ; *pidStr && !isxdigit(*pidStr); pidStr++ );
if ( !pidStr )
{
Log( "could not find valid pid [%s]", temp.c_str() );
continue;
}
if ( strtol(pidStr, 0, 16) != pid )
{
continue;
}
int openFlag = 0; // may be FILE_FLAG_OVERLAPPED
handle = CreateFile( details->DevicePath, GENERIC_READ|GENERIC_WRITE, FILE_SHARE_READ|FILE_SHARE_WRITE, NULL, OPEN_EXISTING, openFlag, NULL );
if ( handle == INVALID_HANDLE_VALUE )
{
Log( "could not open device" );
continue;
}
if( !HidD_GetManufacturerString(handle, buf, 1024) )
{
CloseHandle( handle );
handle = INVALID_HANDLE_VALUE;
Log( "could not fetch manufacturer string" );
continue;
}
temp.toChar( (wchar_t*)buf );
Log( "manufacturer [%s]", temp.c_str() );
if ( !temp.isMatch(vendor, false) )
{
CloseHandle( handle );
handle = INVALID_HANDLE_VALUE;
continue;
}
Sleep(10);
if ( product )
{
HidD_GetProductString( handle, buf, 1024 );
temp.toChar( (wchar_t*)buf );
strcpy( product, temp.c_str() );
}
break;
}
}
SetupDiDestroyDeviceInfoList( deviceSet );
if ( handle == INVALID_HANDLE_VALUE )
{
Arch::sleep( 2000 );
}
}
return handle;
}
