}
gboolean bluesky_crypt_block_decrypt(gchar *cloud_block, size_t len,
- BlueSkyCryptKeys *keys)
+ BlueSkyCryptKeys *keys,
+ gboolean allow_unauth)
{
gcry_error_t status;
uint8_t hmac_check[CRYPTO_HASH_SIZE];
keys->authentication_key,
hmac_check);
if (memcmp(hmac_check, header->crypt_auth, CRYPTO_HASH_SIZE) != 0) {
- g_warning("Cloud block HMAC does not match!\n");
- return FALSE;
+ g_warning("Cloud block HMAC does not match!");
+ if (allow_unauth
+ && (header->type == LOGTYPE_INODE_MAP + '0'
+ || header->type == LOGTYPE_CHECKPOINT + '0'))
+ {
+ g_warning("Allowing unauthenticated data from cleaner");
+ } else {
+ return FALSE;
+ }
}
if (encrypted) {