crypto/shachain: detect if we're inserting a bogus hash.

[ccan] / ccan / crypto / shachain / shachain.h

diff --git a/ccan/crypto/shachain/shachain.h b/ccan/crypto/shachain/shachain.h
index b0f947e90c112ba2c1038978f15984fbea872394..39d6f3c4c6897b73112fa6ba02646c3dfb5e5115 100644 (file)
--- a/ccan/crypto/shachain/shachain.h
+++ b/ccan/crypto/shachain/shachain.h
@@ -24,7 +24,7 @@ struct shachain {
 
 void shachain_init(struct shachain *shachain);
 
-void shachain_add_hash(struct shachain *shachain,
+bool shachain_add_hash(struct shachain *shachain,
                       shachain_index_t index, const struct sha256 *hash);
 
 bool shachain_get_hash(const struct shachain *shachain,