// 1394.h
typedef struct _IRB_REQ_SET_LOCAL_HOST_PROPERTIES {
ULONG nLevel;
PVOID Information;
} IRB_REQ_SET_LOCAL_HOST_PROPERTIES;
View the official Windows Driver Kit DDI referenceNo description available.
This structure contains the fields required to carry out a SetLocalHostProperties request.
nLevelSpecifies what level of information is desired from this call. The following flags are provided.
| Flag | Description |
|---|---|
| SET_LOCAL_HOST_PROPERTIES_GAP_COUNT | Sets a lower bound on the value the bus uses for its gap count. See the IEEE 1394-1995 Specification for a description of the gap count. |
| SET_LOCAL_HOST_PROPERTIES_MODIFY_CROM | Used to add or remove unit directories. This request cannot be used to modify instance directories or root keys in the configuration ROM. |
InformationPoints to an information block to be filled in. The information returned depends on the value in u.SetLocalHostProperties.nLevel. Each block has its own particular structure.
| Flag | Structure |
|---|---|
| SET_LOCAL_HOST_PROPERTIES_GAP_COUNT | SET_LOCAL_HOST_PROPS2 |
| SET_LOCAL_HOST_PROPERTIES_MODIFY_CROM | SET_LOCAL_HOST_PROPS3 |