Function db_query_colnum

db/utils.c:18–40

}

size_t db_query_colnum(const struct db_stmt *stmt,
		       const char *colname)
{
	u32 col;

	assert(stmt->query->colnames != NULL);

	col = hash_djb2(colname) % stmt->query->num_colnames;
	for (;;) {
		const char *n = stmt->query->colnames[col].sqlname;
		if (!n)
			db_fatal(stmt->db, "Unknown column name %s in query %s",
				 colname, stmt->query->query);
		if (streq(n, colname))
			break;
		col = (col + 1) % stmt->query->num_colnames;
	}

	if (stmt->db->developer)
		strset_add(stmt->cols_used, colname);

	return stmt->query->colnames[col].val;
}

static void db_stmt_free(struct db_stmt *stmt)
{