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Services — Boot Services
Version 1.10 12/01/02 5-69
Status Codes Returned
EFI_SUCCESS
The list of protocol interface GUIDs installed on
Handle was returned in
ProtocolBuffer. The number of protocol interface GUIDs was
returned in
ProtocolBufferCount.
EFI_INVALID_PARAMETER
Handle is NULL.
EFI_INVALID_PARAMETER
Handle is not a valid EFI_HANDLE.
EFI_INVALID_PARAMETER
ProtocolBuffer is NULL.
EFI_INVALID_PARAMETER
ProtocolBufferCount is NULL.
EFI_OUT_OF_RESOURCES There is not enough pool memory to store the results.
Examples
See example in the LocateHandleBuffer() function description for an example on how
LocateHandleBuffer(), ProtocolsPerHandle()
, OpenProtocol(),and
OpenProtocolInformation()
canbeusedtotraversetheentirehandledatabase.