# HandoffInfo
Source: [https://docs.qualcomm.com/doc/80-PK177-134/topic/handoff_info.html](https://docs.qualcomm.com/doc/80-PK177-134/topic/handoff_info.html)
Link estimation data for one link direction.
| Field | API type | Data type | Description |
| --- | --- | --- | --- |
| state | Java | LinkInterruptState | Handoff state ([LinkInterruptState](https://docs.qualcomm.com/doc/80-PK177-134/topic/link_interrupt_state.html)). |
| state | Native | lli\_LinkInterruptState | Handoff state ([LinkInterruptState](https://docs.qualcomm.com/doc/80-PK177-134/topic/link_interrupt_state.html)). |
| sourceRat | Java | RatType | Source RAT. Field is only valid when state is
HANDOFF\_START ([RAT type](https://docs.qualcomm.com/doc/80-PK177-134/topic/lli_rat_type.html)) |
| sourceRat | Native | lli\_RatType | Source RAT. Field is only valid when state is
HANDOFF\_START ([RAT type](https://docs.qualcomm.com/doc/80-PK177-134/topic/lli_rat_type.html)) |
| targetRat | Java | RatType | Target RAT. Field is only valid when state is
HANDOFF\_START ([RAT type](https://docs.qualcomm.com/doc/80-PK177-134/topic/lli_rat_type.html)) |
| targetRat | Native | lli\_RatType | Target RAT. Field is only valid when state is
HANDOFF\_START ([RAT type](https://docs.qualcomm.com/doc/80-PK177-134/topic/lli_rat_type.html)) |
| estimatedTimeToInterruption | Java | long | Estimated time till actual handoff starts. Field is
only valid when state is HANDOFF\_IMMINENT |
| estimatedTimeToInterruption | Native | uint64\_t | Estimated time till actual handoff starts. Field is
only valid when state is HANDOFF\_IMMINENT |
| estimatedInterruptionDuration | Java | long | Estimated total time from handoff start to
complete.Field is only valid when state is HANDOFF\_START |
| estimatedInterruptionDuration | Native | uint64\_t | Estimated total time from handoff start to
complete.Field is only valid when state is HANDOFF\_START |
| | | | |
**Parent Topic:** [LLI structs](https://docs.qualcomm.com/doc/80-PK177-134/topic/lli_structs.html)
Last Published: Nov 14, 2024
[Previous Topic
LLI structs](https://docs.qualcomm.com/bundle/publicresource/80-PK177-134/topics/lli_structs.md) [Next Topic
Interrupt event sequence](https://docs.qualcomm.com/bundle/publicresource/80-PK177-134/topics/interrupt_event_sequence.md)