static void test_raw_40(uint64_t value, const uint8_t expected[8])
{
union {
raw_40 raw;
uint8_t bytes[8];
} data;
memset(&data, 0, sizeof(data));
data.raw = encode_raw40(value);
assert(memcmp(data.bytes, expected, 8) == 0);
assert(decode_raw40(data.raw) == value);
}
LIBCOUCHSTORE_API
couchstore_error_t couchstore_db_info(Db *db, DbInfo* dbinfo) {
const node_pointer *id_root = db->header.by_id_root;
const node_pointer *seq_root = db->header.by_seq_root;
const node_pointer *local_root = db->header.local_docs_root;
dbinfo->filename = db->file.path;
dbinfo->header_position = db->header.position;
dbinfo->last_sequence = db->header.update_seq;
dbinfo->deleted_count = dbinfo->doc_count = dbinfo->space_used = 0;
if (id_root) {
raw_by_id_reduce* id_reduce = (raw_by_id_reduce*) id_root->reduce_value.buf;
dbinfo->doc_count = decode_raw40(id_reduce->notdeleted);
dbinfo->deleted_count = decode_raw40(id_reduce->deleted);
dbinfo->space_used = decode_raw48(id_reduce->size);
dbinfo->space_used += id_root->subtreesize;
}
if(seq_root) {
dbinfo->space_used += seq_root->subtreesize;
}
if(local_root) {
dbinfo->space_used += local_root->subtreesize;
}
return COUCHSTORE_SUCCESS;
}
