mirror of
https://github.com/reactos/reactos.git
synced 2025-01-11 16:51:06 +00:00
62 lines
1.8 KiB
C
62 lines
1.8 KiB
C
#ifndef __GENDRV_H__
|
|
#define __GENDRV_H__
|
|
|
|
#define GENDRV_MAX_EXT_DRVR 2
|
|
#define GENDRV_DRVR_FLAG_IF_DRVR 0x01
|
|
|
|
#define GENDRV_MSG_ADDDEVICE 0x01
|
|
#define GENDRV_MSG_STOPDEVICE 0x02
|
|
#define GENDRV_MSG_DISCDEVICE 0x03
|
|
|
|
typedef struct _GENDRV_EXT_DRVR_ENTRY
|
|
{
|
|
LIST_ENTRY drvr_link; // used for dynamic load/unload driver
|
|
ULONG drvr_key; // used to find the driver loaded, the key
|
|
// is ( vendor_id << 16 )|( product_id ) or
|
|
// ( class_id << 16 ) | ( sub_class_id << 8 ) | ( protocol_id ))
|
|
PDRIVER_OBJECT pext_drvr; // the external driver count
|
|
ULONG ref_count; // number of devices attached
|
|
LIST_HEAD dev_list; // link the devices by deviceExtension->dev_obj_link
|
|
|
|
} GENDRV_EXT_DRVR_ENTRY, *PGENDRV_EXT_DRVR_ENTRY;
|
|
|
|
typedef struct _GENDRV_DRVR_EXTENSION
|
|
{
|
|
FAST_MUTEX drvr_ext_mutex;
|
|
ULONG ext_drvr_count; // loaded driver count
|
|
LIST_HEAD ext_drvr_list;
|
|
GENDRV_EXT_DRVR_ENTRY ext_drvr_array[ GENDRV_MAX_EXT_DRVR ];
|
|
|
|
}GENDRV_DRVR_EXTENSION, *PGENDRV_DRVR_EXTENSION;
|
|
|
|
typedef struct _GENDRV_IF_CTX
|
|
{
|
|
UCHAR if_idx; // valid for if device
|
|
PUSB_INTERFACE_DESC pif_desc;
|
|
|
|
} GENDRV_IF_CTX, *PGENDRV_IF_IDX;
|
|
|
|
typedef struct _GENDRV_DEVICE_EXTENSION
|
|
{
|
|
//this structure is the device extension for dev_obj
|
|
//created for the device.
|
|
DEVEXT_HEADER dev_ext_hdr;
|
|
ULONG flags;
|
|
LIST_ENTRY dev_obj_link; // this link is used by the driver object to track the existing dev_objs
|
|
PGENDRV_EXT_DRVR_ENTRY ext_drvr_entry;
|
|
|
|
PDEVICE_OBJECT pdo; // Our device object
|
|
DEV_HANDLE dev_handle; // handle to the usb_dev under
|
|
PUCHAR desc_buf;
|
|
UCHAR dev_id; // used to build symbolic link
|
|
GENDRV_IF_CTX if_ctx;
|
|
|
|
KEVENT sync_event;
|
|
KSPIN_LOCK dev_lock;
|
|
|
|
PUSB_DRIVER pdriver;
|
|
PUSB_DEV_MANAGER dev_mgr;
|
|
|
|
} GENDRV_DEVICE_EXTENSION, *PGENDRV_DEVICE_EXTENSION;
|
|
|
|
#endif
|