| 48 | } |
| 49 | |
| 50 | bool LegacyParseInt32(const std::string& str, int32_t* out) |
| 51 | { |
| 52 | if (!LegacyParsePrechecks(str)) |
| 53 | return false; |
| 54 | char* endp = nullptr; |
| 55 | errno = 0; // strtol will not set errno if valid |
| 56 | long int n = strtol(str.c_str(), &endp, 10); |
| 57 | if (out) *out = (int32_t)n; |
| 58 | // Note that strtol returns a *long int*, so even if strtol doesn't report an over/underflow |
| 59 | // we still have to check that the returned value is within the range of an *int32_t*. On 64-bit |
| 60 | // platforms the size of these types may be different. |
| 61 | return endp && *endp == 0 && !errno && |
| 62 | n >= std::numeric_limits<int32_t>::min() && |
| 63 | n <= std::numeric_limits<int32_t>::max(); |
| 64 | } |
| 65 | |
| 66 | bool LegacyParseInt64(const std::string& str, int64_t* out) |
| 67 | { |
no test coverage detected