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150 lines
3.5 KiB
150 lines
3.5 KiB
#ifndef LIGHTNING_STATE_TYPES_H
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#define LIGHTNING_STATE_TYPES_H
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#include "config.h"
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/* FIXME: cdump is really dumb, so we put these in their own header. */
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#include "lightning.pb-c.h"
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enum state {
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STATE_INIT,
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/*
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* Opening.
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*/
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STATE_OPEN_WAIT_FOR_OPEN_NOANCHOR,
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STATE_OPEN_WAIT_FOR_OPEN_WITHANCHOR,
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STATE_OPEN_WAIT_FOR_ANCHOR_CREATE,
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STATE_OPEN_WAIT_FOR_ANCHOR,
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STATE_OPEN_WAIT_FOR_COMMIT_SIG,
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STATE_OPEN_WAITING_OURANCHOR,
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STATE_OPEN_WAITING_THEIRANCHOR,
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STATE_OPEN_WAITING_OURANCHOR_THEYCOMPLETED,
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STATE_OPEN_WAITING_THEIRANCHOR_THEYCOMPLETED,
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STATE_OPEN_WAIT_FOR_COMPLETE_OURANCHOR,
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STATE_OPEN_WAIT_FOR_COMPLETE_THEIRANCHOR,
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/*
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* Normal state.
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*/
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STATE_NORMAL,
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STATE_NORMAL_COMMITTING,
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/*
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* Closing.
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*/
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/* We told them to clear. */
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STATE_US_CLEARING,
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/* They told us to clear, or acked our CLEARING. */
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STATE_BOTH_CLEARING,
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/* We're cleared, waiting for close signature / negotiation */
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STATE_WAIT_FOR_CLOSE_SIG,
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/* We've broadcast the mutual close, waiting for onchain. */
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STATE_CLOSE_WAIT_CLOSE,
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/* All closed. */
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STATE_CLOSED,
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/* Four states to represent closing onchain (for getpeers) */
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STATE_CLOSE_ONCHAIN_CHEATED,
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STATE_CLOSE_ONCHAIN_THEIR_UNILATERAL,
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STATE_CLOSE_ONCHAIN_OUR_UNILATERAL,
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STATE_CLOSE_ONCHAIN_MUTUAL,
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/*
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* Where angels fear to tread.
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*/
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/* Bad packet from them / protocol breakdown. */
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STATE_ERR_BREAKDOWN,
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/* Their anchor didn't reach blockchain in reasonable time. */
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STATE_ERR_ANCHOR_TIMEOUT,
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/* We saw a tx we didn't sign. */
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STATE_ERR_INFORMATION_LEAK,
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/* We ended up in an unexpected state. */
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STATE_ERR_INTERNAL,
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STATE_MAX
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};
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enum state_input {
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/*
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* Packet inputs.
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*/
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PKT_OPEN = PKT__PKT_OPEN,
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PKT_OPEN_ANCHOR = PKT__PKT_OPEN_ANCHOR,
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PKT_OPEN_COMMIT_SIG = PKT__PKT_OPEN_COMMIT_SIG,
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PKT_OPEN_COMPLETE = PKT__PKT_OPEN_COMPLETE,
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/* Updating the commit transaction: new HTLC */
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PKT_UPDATE_ADD_HTLC = PKT__PKT_UPDATE_ADD_HTLC,
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/* Updating the commit transaction: I have your R value! */
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PKT_UPDATE_FULFILL_HTLC = PKT__PKT_UPDATE_FULFILL_HTLC,
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/* Updating the commit transaction: your HTLC failed upstream */
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PKT_UPDATE_FAIL_HTLC = PKT__PKT_UPDATE_FAIL_HTLC,
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/* Committing updates */
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PKT_UPDATE_COMMIT = PKT__PKT_UPDATE_COMMIT,
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PKT_UPDATE_REVOCATION = PKT__PKT_UPDATE_REVOCATION,
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/* Mutual close sequence. */
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PKT_CLOSE_CLEARING = PKT__PKT_CLOSE_CLEARING,
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PKT_CLOSE_SIGNATURE = PKT__PKT_CLOSE_SIGNATURE,
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/* Something unexpected went wrong. */
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PKT_ERROR = PKT__PKT_ERROR,
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/*
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* Non-packet inputs.
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*/
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INPUT_NONE,
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/*
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* Bitcoin events
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*/
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/* Bitcoin anchor tx created. */
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BITCOIN_ANCHOR_CREATED,
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/* It reached the required depth. */
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BITCOIN_ANCHOR_DEPTHOK,
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/* It didn't reach the required depth in time. */
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BITCOIN_ANCHOR_TIMEOUT,
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/* No more HTLCs in either commitment tx. */
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INPUT_HTLCS_CLEARED,
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/*
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* Timeouts.
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*/
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INPUT_CLOSE_COMPLETE_TIMEOUT,
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/* Commands */
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CMD_OPEN_WITH_ANCHOR,
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CMD_OPEN_WITHOUT_ANCHOR,
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CMD_SEND_HTLC_ADD,
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CMD_SEND_HTLC_FULFILL,
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CMD_SEND_HTLC_FAIL,
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CMD_SEND_COMMIT,
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CMD_CLOSE,
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INPUT_MAX
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};
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enum state_peercond {
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/* Ready to accept a new command. */
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PEER_CMD_OK,
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/* Don't send me commands, I'm busy. */
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PEER_BUSY,
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/* No more commands, I'm closing. */
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PEER_CLOSING,
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/* No more packets, I'm closed. */
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PEER_CLOSED
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};
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enum command_status {
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/* Nothing changed. */
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CMD_NONE,
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/* Command succeeded. */
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CMD_SUCCESS,
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/* HTLC-command needs re-issuing (theirs takes preference) */
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CMD_REQUEUE,
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/* Failed. */
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CMD_FAIL
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};
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#endif /* LIGHTNING_STATE_TYPES_H */
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