294 lines
8.9 KiB
C
294 lines
8.9 KiB
C
#ifndef LIGHTNING_WALLET_INVOICES_H
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#define LIGHTNING_WALLET_INVOICES_H
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#include "config.h"
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#include <bitcoin/preimage.h>
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#include <ccan/tal/tal.h>
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#include <wallet/wallet.h>
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struct amount_msat;
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struct db;
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struct json_escape;
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struct invoice;
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struct invoice_details;
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struct invoices;
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struct sha256;
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struct timers;
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struct wallet;
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/**
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* invoices_new - Constructor for a new invoice handler
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*
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* @ctx - the owner of the invoice handler.
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* @wallet - the wallet
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* @timers - the timers object to use for expirations.
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*/
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struct invoices *invoices_new(const tal_t *ctx,
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struct wallet *wallet,
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struct timers *timers);
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/**
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* invoices_start_expiration - Once ld->wallet complete, we can start expiring.
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*
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* @ld - the lightningd object
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*/
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void invoices_start_expiration(struct lightningd *ld);
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/**
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* invoices_create - Create a new invoice.
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*
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* @invoices - the invoice handler.
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* @inv_dbid - pointer to location to put the invoice dbid in
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* @msat - the amount the invoice should have, or
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* NULL for any-amount invoices.
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* @label - the unique label for this invoice. Must be
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* non-NULL.
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* @expiry - the number of seconds before the invoice
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* expires
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*
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* Returns false if label already exists or expiry is 0.
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* Returns true if created invoice.
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* FIXME: Fallback addresses
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*/
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bool invoices_create(struct invoices *invoices,
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u64 *inv_dbid,
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const struct amount_msat *msat TAKES,
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const struct json_escape *label TAKES,
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u64 expiry,
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const char *b11enc,
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const char *description,
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const u8 *features,
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const struct preimage *r,
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const struct sha256 *rhash,
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const struct sha256 *local_offer_id);
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/**
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* invoices_find_by_label - Search for an invoice by label
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*
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* @param invoices - the invoice handler.
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* @param inv_dbid - pointer to location to put the found dbid in
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* @param label - the label to search for.
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*
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* Returns false if no invoice with that label exists.
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* Returns true if found.
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*/
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bool invoices_find_by_label(struct invoices *invoices,
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u64 *inv_dbid,
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const struct json_escape *label);
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/**
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* invoices_find_by_rhash - Search for an invoice by
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* payment_hash
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*
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* @invoices - the invoice handler.
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* @inv_dbid - pointer to location to put the found dbid in
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* @rhash - the payment_hash to search for.
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*
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* Returns false if no invoice with that rhash exists.
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* Returns true if found.
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*/
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bool invoices_find_by_rhash(struct invoices *invoices,
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u64 *inv_dbid,
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const struct sha256 *rhash);
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/**
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* invoices_create_fallback - Add scriptpubkey into invoice_fallbacks for this inv
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*
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* @param invoices - the invoice handler.
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* @param inv_dbid - invoice id
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* @param scriptPubKey - the fallback scriptpubkey associated with
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* the above invoice id
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*/
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void invoices_create_fallback(struct invoices *invoices,
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u64 inv_dbid,
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const u8 *scriptPubkey);
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/**
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* invoices_find_by_fallback_script - Search for an invoice by
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* scriptpubkey in invoice_fallbacks child table
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*
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* @invoices - the invoice handler.
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* @inv_dbid - pointer to location to put the found dbid in
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* @scriptPubKey - the scriptpubkey to search for.
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*
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* Returns false if no invoice with that scriptpubkey exists.
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* Returns true if found.
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*/
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bool invoices_find_by_fallback_script(struct invoices *invoices,
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u64 *inv_dbid,
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const u8 *scriptPubkey);
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/**
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* invoices_find_unpaid - Search for an unpaid, unexpired invoice by
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* payment_hash
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*
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* @invoices - the invoice handler.
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* @inv_dbid - pointer to location to load found invoice dbid in.
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* @rhash - the payment_hash to search for.
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*
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* Returns false if no unpaid invoice with that rhash exists.
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* Returns true if found.
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*/
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bool invoices_find_unpaid(struct invoices *invoices,
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u64 *inv_dbid,
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const struct sha256 *rhash);
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/**
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* invoices_delete - Delete an invoice
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*
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* @invoices - the invoice handler.
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* @inv_dbid - the invoice to delete.
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*
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* Return false on failure.
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*/
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bool invoices_delete(struct invoices *invoices,
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u64 inv_dbid,
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enum invoice_status status,
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const struct json_escape *label,
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const char *invstring);
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/**
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* invoices_delete_description - Remove description from an invoice
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*
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* @invoices - the invoice handler.
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* @inv_dbid - the invoice to remove description from.
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*
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* Return false on failure.
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*/
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bool invoices_delete_description(struct invoices *invoices,
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u64 inv_dbid,
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const struct json_escape *label,
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const char *description);
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/**
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* invoices_delete_expired - Delete all expired invoices
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* with expiration time less than or equal to the given.
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*
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* @invoices - the invoice handler.
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* @max_expiry_time - the maximum expiry time to delete.
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*/
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void invoices_delete_expired(struct invoices *invoices,
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u64 max_expiry_time);
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/**
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* Iterate through all the invoices.
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* @invoices: the invoices
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* @listindex: what index order to use (if you care)
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* @liststart: first index to return (0 == all).
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* @listlimit: limit on number of entries to return (NULL == no limit).
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* @inv_dbid: the first invoice dbid (if returns non-NULL)
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*
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* Returns pointer to hand as @stmt to invoices_next(), or NULL.
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* If you choose not to call invoices_next() you must free it!
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*/
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struct db_stmt *invoices_first(struct invoices *invoices,
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const enum wait_index *listindex,
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u64 liststart,
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const u32 *listlimit,
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u64 *inv_dbid);
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/**
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* Iterate through all the offers.
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* @invoices: the invoices
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* @stmt: return from invoices_first() or previous invoices_next()
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* @inv_dbid: the first invoice dbid (if returns non-NULL)
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*
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* Returns NULL once we're out of invoices. If you choose not to call
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* invoices_next() again you must free return.
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*/
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struct db_stmt *invoices_next(struct invoices *invoices,
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struct db_stmt *stmt,
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u64 *inv_dbid);
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/**
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* invoices_resolve - Mark an invoice as paid
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*
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* @invoices - the invoice handler.
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* @inv_dbid - the invoice to mark as paid.
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* @received - the actual amount received.
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* @label - the label of the invoice.
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* @outpoint - the outpoint (if onchain).
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*
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* If the invoice is not UNPAID, returns false.
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*/
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bool invoices_resolve(struct invoices *invoices,
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u64 inv_dbid,
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struct amount_msat received,
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const struct json_escape *label,
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const struct bitcoin_outpoint *outpoint);
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/**
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* invoices_waitany - Wait for any invoice to be paid.
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*
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* @ctx - the owner of the callback. If the owner is freed,
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* the callback is cancelled.
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* @invoices - the invoice handler.
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* @lastpay_index - wait for invoices after the specified
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* pay_index. Use 0 to wait for the first invoice.
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* @cb - the callback to invoke. If an invoice is already
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* paid with pay_index greater than lastpay_index, this
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* is called immediately, otherwise it is called during
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* an invoices_resolve call.
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* If the invoice was deleted, the callback is given a NULL
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* first argument.
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* @cbarg - the callback data.
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*/
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void invoices_waitany(const tal_t *ctx,
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struct invoices *invoices,
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u64 lastpay_index,
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void (*cb)(const u64 *, void*),
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void *cbarg);
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/**
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* invoices_waitone - Wait for a specific invoice to be paid,
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* deleted, or expired.
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*
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* @ctx - the owner of the callback. If the owner is freed,
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* the callback is cancelled.
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* @invoices - the invoice handler,
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* @inv_dbid - the invoice to wait on.
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* @cb - the callback to invoice. If invoice is already paid
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* or expired, this is called immediately, otherwise it is
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* called during an invoices_resolve or invoices_delete call.
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* If the invoice was deleted, the callback is given a NULL
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* first argument (inv_dbid).
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* @cbarg - the callback data.
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*
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*/
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void invoices_waitone(const tal_t *ctx,
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struct invoices *invoices,
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u64 inv_dbid,
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void (*cb)(const u64 *, void*),
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void *cbarg);
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/**
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* invoices_get_details - Get the invoice_details of an invoice.
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*
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* @ctx - the owner of the label and msatoshi fields returned.
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* @invoices - the invoice handler,
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* @inv_dbid - the invoice to get details on.
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* @return pointer to the invoice details allocated off of `ctx`.
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*/
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struct invoice_details *invoices_get_details(const tal_t *ctx,
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struct invoices *invoices,
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u64 inv_dbid);
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/* Returns the id to use for the new invoice, and increments it. */
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u64 invoice_index_created(struct lightningd *ld,
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enum invoice_status state,
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const struct json_escape *label,
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const char *invstring);
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/* Returns the current updated_index, and increments it. */
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u64 invoice_index_update_status(struct lightningd *ld,
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const struct json_escape *label,
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enum invoice_status state);
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/* Returns the current updated_index, and increments it. */
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u64 invoice_index_update_deldesc(struct lightningd *ld,
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const struct json_escape *label,
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const char *description);
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void invoice_index_deleted(struct lightningd *ld,
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enum invoice_status state,
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const struct json_escape *label,
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const char *invstring);
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#endif /* LIGHTNING_WALLET_INVOICES_H */
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