| int overflow2(int a, int b) | |
| { | |
| if(a <= 0 || b <= 0) { | |
| php_error_docref(NULL, E_WARNING, "One parameter to a memory allocation multiplication is negative or zero, failing operation gracefully\n"); | |
| return 1; | |
| } | |
| if(a > INT_MAX / b) { | |
| php_error_docref(NULL, E_WARNING, "Product of memory allocation multiplication would exceed INT_MAX, failing operation gracefully\n"); | |
| return 1; | |
| } | |
| return 0; | |
| } | |