This structure contains fields for the SHC_GET_PROTOCOL message.
typedef struct _PARM_GPROT {
  ULONG       ulFunction;  /*  Handler command function. */
  HID         hid;         /*  Handler ID. */
  SPCBKEY     spcbkey;     /*  Key of SPCB. */
  PSPCB       pspcb;       /*  Pointer to SPCB. */
} PARM_GPROT;
typedef   PARM _ GPROT   FAR   * PPARM _ GPROT ;