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52 lines
1.8 KiB
C
52 lines
1.8 KiB
C
#ifndef LIGHTNING_COMMON_DECODE_ARRAY_H
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#define LIGHTNING_COMMON_DECODE_ARRAY_H
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#include "config.h"
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#include <ccan/short_types/short_types.h>
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#include <ccan/tal/tal.h>
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#include <common/bigsize.h>
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struct tlv_query_short_channel_ids_tlvs_query_flags;
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struct tlv_reply_channel_range_tlvs_timestamps_tlv;
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/* BOLT #7:
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*
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* Encoding types:
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* * `0`: uncompressed array of `short_channel_id` types, in ascending order.
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* * `1`: array of `short_channel_id` types, in ascending order, compressed with zlib deflate<sup>[1](#reference-1)</sup>
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*/
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enum arr_encode_types {
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ARR_UNCOMPRESSED = 0,
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ARR_ZLIB = 1
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};
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struct short_channel_id *decode_short_ids(const tal_t *ctx, const u8 *encoded);
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/* BOLT #7:
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*
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* `encoded_query_flags` is an array of bitfields, one varint per bitfield,
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* one bitfield for each `short_channel_id`. Bits have the following meaning:
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*
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* | Bit Position | Meaning |
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* | ------------- | ---------------------------------------- |
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* | 0 | Sender wants `channel_announcement` |
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* | 1 | Sender wants `channel_update` for node 1 |
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* | 2 | Sender wants `channel_update` for node 2 |
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* | 3 | Sender wants `node_announcement` for node 1 |
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* | 4 | Sender wants `node_announcement` for node 2 |
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*/
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enum scid_query_flag {
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SCID_QF_ANNOUNCE = 0x1,
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SCID_QF_UPDATE1 = 0x2,
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SCID_QF_UPDATE2 = 0x4,
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SCID_QF_NODE1 = 0x8,
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SCID_QF_NODE2 = 0x10,
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};
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bigsize_t *decode_scid_query_flags(const tal_t *ctx,
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const struct tlv_query_short_channel_ids_tlvs_query_flags *qf);
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struct channel_update_timestamps *decode_channel_update_timestamps(const tal_t *ctx,
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const struct tlv_reply_channel_range_tlvs_timestamps_tlv *timestamps_tlv);
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#endif /* LIGHTNING_COMMON_DECODE_ARRAY_H */
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