123 lines
4.9 KiB
C
123 lines
4.9 KiB
C
#include "config.h"
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#include <bitcoin/address.h>
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#include <bitcoin/base58.h>
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#include <bitcoin/script.h>
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#include <ccan/tal/str/str.h>
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#include <common/addr.h>
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#include <common/bech32.h>
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#include <common/bolt11.h>
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#include <common/bolt11_json.h>
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#include <common/json_stream.h>
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static void json_add_fallback(struct json_stream *response,
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const char *fieldname,
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const u8 *fallback,
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const struct chainparams *chain)
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{
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char *addr;
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json_object_start(response, fieldname);
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if (is_p2pkh(fallback, NULL)) {
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json_add_string(response, "type", "P2PKH");
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} else if (is_p2sh(fallback, NULL)) {
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json_add_string(response, "type", "P2SH");
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} else if (is_p2wpkh(fallback, NULL)) {
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json_add_string(response, "type", "P2WPKH");
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} else if (is_p2wsh(fallback, NULL)) {
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json_add_string(response, "type", "P2WSH");
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} else if (is_p2tr(fallback, NULL)) {
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json_add_string(response, "type", "P2TR");
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}
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addr = encode_scriptpubkey_to_addr(tmpctx, chain, fallback);
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if (addr)
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json_add_string(response, "addr", addr);
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json_add_hex_talarr(response, "hex", fallback);
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json_object_end(response);
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}
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void json_add_bolt11(struct json_stream *response,
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const struct bolt11 *b11)
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{
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json_add_string(response, "currency", b11->chain->lightning_hrp);
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json_add_u64(response, "created_at", b11->timestamp);
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json_add_u64(response, "expiry", b11->expiry);
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json_add_node_id(response, "payee", &b11->receiver_id);
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if (b11->msat)
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json_add_amount_msat(response, "amount_msat", *b11->msat);
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if (b11->description)
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json_add_string(response, "description", b11->description);
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if (b11->description_hash)
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json_add_sha256(response, "description_hash",
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b11->description_hash);
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json_add_num(response, "min_final_cltv_expiry",
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b11->min_final_cltv_expiry);
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if (b11->payment_secret)
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json_add_secret(response, "payment_secret",
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b11->payment_secret);
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if (b11->features)
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json_add_hex_talarr(response, "features", b11->features);
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if (b11->metadata)
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json_add_hex_talarr(response, "payment_metadata", b11->metadata);
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if (tal_count(b11->fallbacks)) {
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json_array_start(response, "fallbacks");
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for (size_t i = 0; i < tal_count(b11->fallbacks); i++)
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json_add_fallback(response, NULL,
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b11->fallbacks[i], b11->chain);
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json_array_end(response);
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}
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if (tal_count(b11->routes)) {
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size_t i, n;
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json_array_start(response, "routes");
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for (i = 0; i < tal_count(b11->routes); i++) {
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json_array_start(response, NULL);
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for (n = 0; n < tal_count(b11->routes[i]); n++) {
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json_object_start(response, NULL);
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json_add_node_id(response, "pubkey",
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&b11->routes[i][n].pubkey);
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json_add_short_channel_id(response,
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"short_channel_id",
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&b11->routes[i][n]
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.short_channel_id);
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json_add_u64(response, "fee_base_msat",
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b11->routes[i][n].fee_base_msat);
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json_add_u64(response, "fee_proportional_millionths",
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b11->routes[i][n].fee_proportional_millionths);
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json_add_num(response, "cltv_expiry_delta",
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b11->routes[i][n]
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.cltv_expiry_delta);
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json_object_end(response);
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}
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json_array_end(response);
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}
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json_array_end(response);
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}
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if (!list_empty(&b11->extra_fields)) {
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struct bolt11_field *extra;
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json_array_start(response, "extra");
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list_for_each(&b11->extra_fields, extra, list) {
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char *data = tal_arr(NULL, char, tal_count(extra->data)+1);
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size_t i;
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for (i = 0; i < tal_count(extra->data); i++)
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data[i] = bech32_charset[extra->data[i]];
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data[i] = '\0';
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json_object_start(response, NULL);
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json_add_string(response, "tag",
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tal_fmt(data, "%c", extra->tag));
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json_add_string(response, "data", data);
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tal_free(data);
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json_object_end(response);
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}
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json_array_end(response);
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}
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json_add_sha256(response, "payment_hash", &b11->payment_hash);
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json_add_string(response, "signature", fmt_signature(tmpctx, &b11->sig));
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}
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