| 51 | }; |
| 52 | |
| 53 | static inline int |
| 54 | add_to_res(unsigned int c, uint64_t *res, unsigned int base) |
| 55 | { |
| 56 | /* overflow */ |
| 57 | if ((UINT64_MAX - c) / base < *res) |
| 58 | return -1; |
| 59 | |
| 60 | *res = (uint64_t) (*res * base + c); |
| 61 | return 0; |
| 62 | } |
| 63 | |
| 64 | static int |
| 65 | check_res_size(struct cmdline_token_num_data *nd, unsigned ressize) |