Zebediah Figura : user32: Return HID devices in GetRawInputDeviceList().
Module: wine Branch: master Commit: 85d5fc23b4cf6d369115802725e211d0c1195ccf URL: https://source.winehq.org/git/wine.git/?a=commit;h=85d5fc23b4cf6d36911580272... Author: Zebediah Figura <zfigura(a)codeweavers.com> Date: Mon Aug 20 15:24:41 2018 -0500 user32: Return HID devices in GetRawInputDeviceList(). Signed-off-by: Zebediah Figura <zfigura(a)codeweavers.com> Signed-off-by: Alexandre Julliard <julliard(a)winehq.org> --- dlls/user32/Makefile.in | 2 +- dlls/user32/rawinput.c | 138 +++++++++++++++++++++++++++++++++++++++++++-- dlls/user32/user_private.h | 12 ++++ 3 files changed, 147 insertions(+), 5 deletions(-) diff --git a/dlls/user32/Makefile.in b/dlls/user32/Makefile.in index 81cde06..d420dcb 100644 --- a/dlls/user32/Makefile.in +++ b/dlls/user32/Makefile.in @@ -3,7 +3,7 @@ MODULE = user32.dll IMPORTLIB = user32 IMPORTS = gdi32 version advapi32 EXTRAINCL = $(PNG_CFLAGS) -DELAYIMPORTS = imm32 usp10 +DELAYIMPORTS = hid imm32 setupapi usp10 C_SRCS = \ button.c \ diff --git a/dlls/user32/rawinput.c b/dlls/user32/rawinput.c index bd5fbf4..91dcff4 100644 --- a/dlls/user32/rawinput.c +++ b/dlls/user32/rawinput.c @@ -27,7 +27,10 @@ #include "winbase.h" #include "wingdi.h" #include "winnls.h" +#include "winreg.h" #include "winuser.h" +#include "setupapi.h" +#include "ddk/hidsdi.h" #include "wine/debug.h" #include "wine/server.h" @@ -35,11 +38,130 @@ WINE_DEFAULT_DEBUG_CHANNEL(rawinput); +struct hid_device +{ + WCHAR *path; + HANDLE file; +}; + +static struct hid_device *hid_devices; +static unsigned int hid_devices_count, hid_devices_max; + +static CRITICAL_SECTION hid_devices_cs; +static CRITICAL_SECTION_DEBUG hid_devices_cs_debug = +{ + 0, 0, &hid_devices_cs, + { &hid_devices_cs_debug.ProcessLocksList, &hid_devices_cs_debug.ProcessLocksList }, + 0, 0, { (DWORD_PTR)(__FILE__ ": hid_devices_cs") } +}; +static CRITICAL_SECTION hid_devices_cs = { &hid_devices_cs_debug, -1, 0, 0, 0, 0 }; + +static void find_hid_devices(void) +{ + static ULONGLONG last_check; + + SP_DEVICE_INTERFACE_DATA iface = { sizeof(iface) }; + SP_DEVICE_INTERFACE_DETAIL_DATA_W *detail; + DWORD detail_size, needed; + DWORD idx, didx; + GUID hid_guid; + HDEVINFO set; + HANDLE file; + WCHAR *path; + + if (GetTickCount64() - last_check < 2000) + return; + last_check = GetTickCount64(); + + HidD_GetHidGuid(&hid_guid); + + set = SetupDiGetClassDevsW(&hid_guid, NULL, NULL, DIGCF_DEVICEINTERFACE | DIGCF_PRESENT); + + detail_size = sizeof(*detail) + (MAX_PATH * sizeof(WCHAR)); + if (!(detail = heap_alloc(detail_size))) + return; + detail->cbSize = sizeof(*detail); + + EnterCriticalSection(&hid_devices_cs); + + /* destroy previous list */ + for (didx = 0; didx < hid_devices_count; ++didx) + { + CloseHandle(hid_devices[didx].file); + heap_free(hid_devices[didx].path); + } + + didx = 0; + for (idx = 0; SetupDiEnumDeviceInterfaces(set, NULL, &hid_guid, idx, &iface); ++idx) + { + if (!SetupDiGetDeviceInterfaceDetailW(set, &iface, detail, detail_size, &needed, NULL)) + { + if (!(detail = heap_realloc(detail, needed))) + { + ERR("Failed to allocate memory.\n"); + goto done; + } + detail_size = needed; + + SetupDiGetDeviceInterfaceDetailW(set, &iface, detail, detail_size, NULL, NULL); + } + + if (!(path = heap_strdupW(detail->DevicePath))) + { + ERR("Failed to allocate memory.\n"); + goto done; + } + + file = CreateFileW(path, GENERIC_READ | GENERIC_WRITE, + FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, OPEN_EXISTING, 0, 0); + if (file == INVALID_HANDLE_VALUE) + { + ERR("Failed to open device file %s, error %u.\n", debugstr_w(path), GetLastError()); + heap_free(path); + continue; + } + + if (didx >= hid_devices_max) + { + if (hid_devices) + { + hid_devices_max *= 2; + hid_devices = heap_realloc(hid_devices, + hid_devices_max * sizeof(hid_devices[0])); + } + else + { + hid_devices_max = 8; + hid_devices = heap_alloc(hid_devices_max * sizeof(hid_devices[0])); + } + if (!hid_devices) + { + ERR("Failed to allocate memory.\n"); + goto done; + } + } + + TRACE("Found HID device %s.\n", debugstr_w(path)); + + hid_devices[didx].path = path; + hid_devices[didx].file = file; + + didx++; + } + hid_devices_count = didx; + +done: + LeaveCriticalSection(&hid_devices_cs); + heap_free(detail); +} + /*********************************************************************** * GetRawInputDeviceList (USER32.@) */ UINT WINAPI GetRawInputDeviceList(RAWINPUTDEVICELIST *devices, UINT *device_count, UINT size) { + UINT i; + TRACE("devices %p, device_count %p, size %u.\n", devices, device_count, size); if (size != sizeof(*devices)) @@ -54,16 +176,18 @@ UINT WINAPI GetRawInputDeviceList(RAWINPUTDEVICELIST *devices, UINT *device_coun return ~0U; } + find_hid_devices(); + if (!devices) { - *device_count = 2; + *device_count = 2 + hid_devices_count; return 0; } - if (*device_count < 2) + if (*device_count < 2 + hid_devices_count) { SetLastError(ERROR_INSUFFICIENT_BUFFER); - *device_count = 2; + *device_count = 2 + hid_devices_count; return ~0U; } @@ -72,7 +196,13 @@ UINT WINAPI GetRawInputDeviceList(RAWINPUTDEVICELIST *devices, UINT *device_coun devices[1].hDevice = WINE_KEYBOARD_HANDLE; devices[1].dwType = RIM_TYPEKEYBOARD; - return 2; + for (i = 0; i < hid_devices_count; ++i) + { + devices[2 + i].hDevice = &hid_devices[i]; + devices[2 + i].dwType = RIM_TYPEHID; + } + + return 2 + hid_devices_count; } /*********************************************************************** diff --git a/dlls/user32/user_private.h b/dlls/user32/user_private.h index 7a70ae9..73a2bad 100644 --- a/dlls/user32/user_private.h +++ b/dlls/user32/user_private.h @@ -28,6 +28,8 @@ #include "winuser.h" #include "winreg.h" #include "winternl.h" +#include "wine/heap.h" +#include "wine/unicode.h" #define GET_WORD(ptr) (*(const WORD *)(ptr)) #define GET_DWORD(ptr) (*(const DWORD *)(ptr)) @@ -354,4 +356,14 @@ extern BOOL get_icon_size( HICON handle, SIZE *size ) DECLSPEC_HIDDEN; #define assert(expr) ((void)0) #endif +static inline WCHAR *heap_strdupW(const WCHAR *src) +{ + WCHAR *dst; + unsigned len; + if (!src) return NULL; + len = (strlenW(src) + 1) * sizeof(WCHAR); + if ((dst = heap_alloc(len))) memcpy(dst, src, len); + return dst; +} + #endif /* __WINE_USER_PRIVATE_H */
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Alexandre Julliard