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06a54606a3
We should actually be including this (as it may define _GNU_SOURCE etc) before any system headers. But where we include <assert.h> we often didn't, because check-includes would complain that the headers included it too. Weaken that check, and include config.h in C files before assert.h. Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
52 lines
1.4 KiB
C
52 lines
1.4 KiB
C
#include "config.h"
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#include <assert.h>
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#include <bitcoin/chainparams.h>
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#include <bitcoin/privkey.h>
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#include <bitcoin/pubkey.h>
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#include <common/node_id.h>
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#include <common/private_channel_announcement.h>
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#include <wire/peer_wire.h>
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const u8 *private_channel_announcement(const tal_t *ctx,
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const struct short_channel_id *scid,
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const struct node_id *local_node_id,
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const struct node_id *remote_node_id,
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const u8 *features)
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{
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struct pubkey dummy_pubkey;
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const struct node_id *node[2];
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struct secret not_a_secret;
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/* Make an all-zero sig. */
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static const u8 zeros[64];
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size_t zlen = sizeof(zeros);
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const u8 *zerop = zeros;
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secp256k1_ecdsa_signature zerosig;
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fromwire_secp256k1_ecdsa_signature(&zerop, &zlen, &zerosig);
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assert(zerop != NULL);
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memset(¬_a_secret, 1, sizeof(not_a_secret));
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if (!pubkey_from_secret(¬_a_secret, &dummy_pubkey))
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abort();
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/* node ids are in ascending order. */
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if (node_id_cmp(remote_node_id, local_node_id) > 0) {
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node[0] = local_node_id;
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node[1] = remote_node_id;
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} else {
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node[0] = remote_node_id;
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node[1] = local_node_id;
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}
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return towire_channel_announcement(ctx,
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&zerosig, &zerosig,
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&zerosig, &zerosig,
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features,
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&chainparams->genesis_blockhash,
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scid,
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node[0],
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node[1],
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&dummy_pubkey,
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&dummy_pubkey);
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}
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