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9fc0711)
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
derive((shachain_index_t)-1ULL, index, seed, hash);
}
derive((shachain_index_t)-1ULL, index, seed, hash);
}
-void shachain_init(struct shachain *shachain)
+void shachain_init(struct shachain *chain)
- shachain->num_valid = 0;
+ chain->num_valid = 0;
+ chain->max_index = 0;
}
bool shachain_add_hash(struct shachain *chain,
}
bool shachain_add_hash(struct shachain *chain,
+ /* You have to insert them in order! */
+ assert(index == chain->max_index + 1 ||
+ (index == 0 && chain->num_valid == 0));
+
for (i = 0; i < chain->num_valid; i++) {
/* If we could derive this value, we don't need it,
* not any others (since they're in order). */
for (i = 0; i < chain->num_valid; i++) {
/* If we could derive this value, we don't need it,
* not any others (since they're in order). */
chain->known[i].index = index;
chain->known[i].hash = *hash;
chain->num_valid = i+1;
chain->known[i].index = index;
chain->known[i].hash = *hash;
chain->num_valid = i+1;
+ chain->max_index = index;
struct sha256 *hash);
struct shachain {
struct sha256 *hash);
struct shachain {
+ shachain_index_t max_index;
unsigned int num_valid;
struct {
shachain_index_t index;
unsigned int num_valid;
struct {
shachain_index_t index;