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common: disable node ID check when fuzzing

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Matt Morehouse 2023-08-21 15:28:16 -05:00 • committed by Rusty Russell
parent 6334797991
commit 15c8ca9284
1 changed files with 5 additions and 1 deletions
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6
common/node_id.c
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@ -58,7 +58,11 @@ void fromwire_node_id(const u8 **cursor, size_t *max, struct node_id *id)
void towire_node_id(u8 **pptr, const struct node_id *id)
{
/* Cheap sanity check */
#ifndef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
/* Cheap sanity check. For wire fuzzing, we only care about correct
* encoding of node IDs and not whether the IDs are valid, so we disable
* this check while fuzzing. */
assert(id->k[0] == 0x2 || id->k[0] == 0x3);
#endif
towire(pptr, id->k, sizeof(id->k));
}