reactos/drivers/usb/nt4compat/usbdriver/irplist.h

   1 #ifndef __IRPLIST_H
   2 #define __IRPLIST_H
   3
   4 #define MAX_IRP_LIST_SIZE       32
   5
   6 typedef struct _IRP_LIST_ELEMENT
   7 {
   8         LIST_ENTRY  irp_link;
   9         PIRP            pirp;
  10         struct _URB *purb;
  11
  12 } IRP_LIST_ELEMENT, *PIRP_LIST_ELEMENT;
  13
  14 typedef struct _IRP_LIST
  15 {
  16         KSPIN_LOCK                      irp_list_lock;
  17         LIST_HEAD                       irp_busy_list;
  18         LONG                            irp_free_list_count;
  19         LIST_HEAD                       irp_free_list;
  20         PIRP_LIST_ELEMENT       irp_list_element_array;
  21
  22 } IRP_LIST, *PIRP_LIST;
  23
  24 BOOLEAN
  25 init_irp_list(
  26 PIRP_LIST irp_list
  27 );
  28
  29 VOID
  30 destroy_irp_list(
  31 PIRP_LIST irp_list
  32 );
  33
  34 BOOLEAN
  35 add_irp_to_list(
  36 PIRP_LIST irp_list,
  37 PIRP pirp,
  38 PURB purb
  39 );
  40
  41 PURB
  42 remove_irp_from_list(
  43 PIRP_LIST irp_list,
  44 PIRP pirp,
  45 struct _USB_DEV_MANAGER *dev_mgr
  46 );
  47
  48 BOOLEAN
  49 irp_list_empty(
  50 PIRP_LIST irp_list
  51 );
  52
  53 BOOLEAN
  54 irp_list_full(
  55 PIRP_LIST irp_list
  56 );
  57
  58 #endif