[PATCH v2 4/7] winebus.sys: Use WINEBUS\ as a common hardware ids prefix.
Rémi Bernon
rbernon at codeweavers.com
Wed Sep 8 01:11:43 CDT 2021
Signed-off-by: Rémi Bernon <rbernon at codeweavers.com>
---
dlls/winebus.sys/main.c | 19 ++++++++++++++++---
1 file changed, 16 insertions(+), 3 deletions(-)
diff --git a/dlls/winebus.sys/main.c b/dlls/winebus.sys/main.c
index 42614b09f3a..65385055729 100644
--- a/dlls/winebus.sys/main.c
+++ b/dlls/winebus.sys/main.c
@@ -289,13 +289,26 @@ static WCHAR *get_device_id(DEVICE_OBJECT *device)
static WCHAR *get_hardware_ids(DEVICE_OBJECT *device)
{
+ static const WCHAR input_formatW[] = {'&','M','I','_','%','0','2','u',0};
+ static const WCHAR winebus_formatW[] =
+ {
+ 'W','I','N','E','B','U','S','\\','V','I','D','_','%','0','4','X',
+ '&','P','I','D','_','%','0','4','X',0
+ };
struct device_extension *ext = (struct device_extension *)device->DeviceExtension;
+ DWORD pos = 0, len = 0, input_len = 0, winebus_len = 25;
WCHAR *dst;
- if ((dst = ExAllocatePool(PagedPool, (strlenW(ext->desc.busid) + 2) * sizeof(WCHAR))))
+ if (ext->desc.input != -1) input_len = 14;
+
+ len += winebus_len + input_len + 1;
+
+ if ((dst = ExAllocatePool(PagedPool, (len + 1) * sizeof(WCHAR))))
{
- strcpyW(dst, ext->desc.busid);
- dst[strlenW(dst) + 1] = 0;
+ pos += snprintfW(dst + pos, len - pos, winebus_formatW, ext->desc.vid, ext->desc.pid);
+ if (input_len) pos += snprintfW(dst + pos, len - pos, input_formatW, ext->desc.input);
+ pos += 1;
+ dst[pos] = 0;
}
return dst;
--
2.33.0
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