* counterparty can steal your funds!
*/
LDKEvent_FundingGenerationReady,
- /**
- * Used to indicate that the client may now broadcast the funding transaction it created for a
- * channel. Broadcasting such a transaction prior to this event may lead to our counterparty
- * trivially stealing all funds in the funding transaction!
- */
- LDKEvent_FundingBroadcastSafe,
/**
* Indicates we've received money! Just gotta dig out that payment preimage and feed it to
* ChannelManager::claim_funds to get it....
uint64_t user_channel_id;
} LDKEvent_LDKFundingGenerationReady_Body;
-typedef struct LDKEvent_LDKFundingBroadcastSafe_Body {
- /**
- * The output, which was passed to ChannelManager::funding_transaction_generated, which is
- * now safe to broadcast.
- */
- struct LDKOutPoint funding_txo;
- /**
- * The value passed in to ChannelManager::create_channel
- */
- uint64_t user_channel_id;
-} LDKEvent_LDKFundingBroadcastSafe_Body;
-
typedef struct LDKEvent_LDKPaymentReceived_Body {
/**
* The hash for which the preimage should be handed to the ChannelManager.
LDKEvent_Tag tag;
union {
LDKEvent_LDKFundingGenerationReady_Body funding_generation_ready;
- LDKEvent_LDKFundingBroadcastSafe_Body funding_broadcast_safe;
LDKEvent_LDKPaymentReceived_Body payment_received;
LDKEvent_LDKPaymentSent_Body payment_sent;
LDKEvent_LDKPaymentFailed_Body payment_failed;
bool result_ok;
} LDKCResult_NonePaymentSendFailureZ;
+/**
+ * A dynamically-allocated array of crate::c_types::ThirtyTwoBytess of arbitrary size.
+ * This corresponds to std::vector in C++
+ */
+typedef struct LDKCVec_TxidZ {
+ /**
+ * The elements in the array.
+ * If datalen is non-0 this must be a valid, non-NULL pointer allocated by malloc().
+ */
+ struct LDKThirtyTwoBytes *data;
+ /**
+ * The number of elements pointed to by `data`.
+ */
+ uintptr_t datalen;
+} LDKCVec_TxidZ;
+
/**
* A dynamically-allocated array of crate::chain::channelmonitor::ChannelMonitors of arbitrary size.
* This corresponds to std::vector in C++
*/
struct LDKCResult_NonePaymentSendFailureZ CResult_NonePaymentSendFailureZ_clone(const struct LDKCResult_NonePaymentSendFailureZ *NONNULL_PTR orig);
+/**
+ * Frees the buffer pointed to by `data` if `datalen` is non-0.
+ */
+void CVec_TxidZ_free(struct LDKCVec_TxidZ _res);
+
/**
* Frees the buffer pointed to by `data` if `datalen` is non-0.
*/
*/
MUST_USE_RES struct LDKChannelManager ChannelManager_new(struct LDKFeeEstimator fee_est, struct LDKWatch chain_monitor, struct LDKBroadcasterInterface tx_broadcaster, struct LDKLogger logger, struct LDKKeysInterface keys_manager, struct LDKUserConfig config, struct LDKChainParameters params);
+/**
+ * Gets the current configuration applied to all new channels, as
+ */
+MUST_USE_RES struct LDKUserConfig ChannelManager_get_current_default_configuration(const struct LDKChannelManager *NONNULL_PTR this_arg);
+
/**
* Creates a new outbound channel to the given remote node and with the given value.
*
* Note that ALL inputs in the transaction pointed to by funding_txo MUST spend SegWit outputs
* or your counterparty can steal your funds!
*
+ * Returns an [`APIError::APIMisuseError`] if the funding_transaction spent non-SegWit outputs
+ * or the output didn't match the parameters in [`Event::FundingGenerationReady`].
+ *
* Panics if a funding transaction has already been provided for this channel.
*
* May panic if the funding_txo is duplicative with some other channel (note that this should
* be trivially prevented by using unique funding transaction keys per-channel).
*/
-void ChannelManager_funding_transaction_generated(const struct LDKChannelManager *NONNULL_PTR this_arg, const uint8_t (*temporary_channel_id)[32], struct LDKOutPoint funding_txo);
+MUST_USE_RES struct LDKCResult_NoneAPIErrorZ ChannelManager_funding_transaction_generated(const struct LDKChannelManager *NONNULL_PTR this_arg, const uint8_t (*temporary_channel_id)[32], struct LDKTransaction funding_transaction, uint16_t output_index);
/**
* Generates a signed node_announcement from the given arguments and creates a
struct LDKListen ChannelManager_as_Listen(const struct LDKChannelManager *NONNULL_PTR this_arg);
/**
- * Updates channel state based on transactions seen in a connected block.
+ * Updates channel state to take note of transactions which were confirmed in the given block
+ * at the given height.
+ *
+ * Note that you must still call update_best_block with the block information which is
+ * included here.
+ *
+ * This method may be called before or after update_best_block for a given block's transaction
+ * data and may be called multiple times with additional transaction data for a given block.
+ *
+ * This method may be called for a previous block after an update_best_block() call has been
+ * made for a later block, however it must *not* be called with transaction data from a block
+ * which is no longer in the best chain (ie where update_best_block() has already been
+ * informed about a blockchain reorganization which no longer includes the block which
+ * corresponds to `header`).
*/
-void ChannelManager_block_connected(const struct LDKChannelManager *NONNULL_PTR this_arg, const uint8_t (*header)[80], struct LDKCVec_C2Tuple_usizeTransactionZZ txdata, uint32_t height);
+void ChannelManager_transactions_confirmed(const struct LDKChannelManager *NONNULL_PTR this_arg, const uint8_t (*header)[80], uint32_t height, struct LDKCVec_C2Tuple_usizeTransactionZZ txdata);
/**
- * Updates channel state based on a disconnected block.
+ * Updates channel state with the current best blockchain tip. You should attempt to call this
+ * quickly after a new block becomes available, however if multiple new blocks become
+ * available at the same time, only a single `update_best_block()` call needs to be made.
+ *
+ * This method should also be called immediately after any block disconnections, once at the
+ * reorganization fork point, and once with the new chain tip. Calling this method at the
+ * blockchain reorganization fork point ensures we learn when a funding transaction which was
+ * previously confirmed is reorganized out of the blockchain, ensuring we do not continue to
+ * accept payments which cannot be enforced on-chain.
*
- * If necessary, the channel may be force-closed without letting the counterparty participate
- * in the shutdown.
+ * In both the block-connection and block-disconnection case, this method may be called either
+ * once per block connected or disconnected, or simply at the fork point and new tip(s),
+ * skipping any intermediary blocks.
+ */
+void ChannelManager_update_best_block(const struct LDKChannelManager *NONNULL_PTR this_arg, const uint8_t (*header)[80], uint32_t height);
+
+/**
+ * Gets the set of txids which should be monitored for their confirmation state. XXX: Docs
+ */
+MUST_USE_RES struct LDKCVec_TxidZ ChannelManager_get_relevant_txids(const struct LDKChannelManager *NONNULL_PTR this_arg);
+
+/**
+ * Marks a transaction as having been reorganized out of the blockchain XXX: Docs
*/
-void ChannelManager_block_disconnected(const struct LDKChannelManager *NONNULL_PTR this_arg, const uint8_t (*header)[80]);
+void ChannelManager_transaction_unconfirmed(const struct LDKChannelManager *NONNULL_PTR this_arg, const uint8_t (*txid)[32]);
/**
* Blocks until ChannelManager needs to be persisted or a timeout is reached. It returns a bool
projects / ldk-c-bindings / blobdiff