#include #ifdef HAVE_EXPORT_H #include #endif #include /* Prefixlen maps for fast conversions, by Jan Engelhardt. */ #define E(a, b, c, d) \ {.ip6 = { \ htonl(a), htonl(b), \ htonl(c), htonl(d), \ } } /* This table works for both IPv4 and IPv6; * just use prefixlen_netmask_map[prefixlength].ip. */ const union nf_inet_addr ip_set_netmask_map[] = { E(0x00000000, 0x00000000, 0x00000000, 0x00000000), E(0x80000000, 0x00000000, 0x00000000, 0x00000000), E(0xC0000000, 0x00000000, 0x00000000, 0x00000000), E(0xE0000000, 0x00000000, 0x00000000, 0x00000000), E(0xF0000000, 0x00000000, 0x00000000, 0x00000000), E(0xF8000000, 0x00000000, 0x00000000, 0x00000000), E(0xFC000000, 0x00000000, 0x00000000, 0x00000000), E(0xFE000000, 0x00000000, 0x00000000, 0x00000000), E(0xFF000000, 0x00000000, 0x00000000, 0x00000000), E(0xFF800000, 0x00000000, 0x00000000, 0x00000000), E(0xFFC00000, 0x00000000, 0x00000000, 0x00000000), E(0xFFE00000, 0x00000000, 0x00000000, 0x00000000), E(0xFFF00000, 0x00000000, 0x00000000, 0x00000000), E(0xFFF80000, 0x00000000, 0x00000000, 0x00000000), E(0xFFFC0000, 0x00000000, 0x00000000, 0x00000000), E(0xFFFE0000, 0x00000000, 0x00000000, 0x00000000), E(0xFFFF0000, 0x00000000, 0x00000000, 0x00000000), E(0xFFFF8000, 0x00000000, 0x00000000, 0x00000000), E(0xFFFFC000, 0x00000000, 0x00000000, 0x00000000), E(0xFFFFE000, 0x00000000, 0x00000000, 0x00000000), E(0xFFFFF000, 0x00000000, 0x00000000, 0x00000000), E(0xFFFFF800, 0x00000000, 0x00000000, 0x00000000), E(0xFFFFFC00, 0x00000000, 0x00000000, 0x00000000), E(0xFFFFFE00, 0x00000000, 0x00000000, 0x00000000), E(0xFFFFFF00, 0x00000000, 0x00000000, 0x00000000), E(0xFFFFFF80, 0x00000000, 0x00000000, 0x00000000), E(0xFFFFFFC0, 0x00000000, 0x00000000, 0x00000000), E(0xFFFFFFE0, 0x00000000, 0x00000000, 0x00000000), E(0xFFFFFFF0, 0x00000000, 0x00000000, 0x00000000), E(0xFFFFFFF8, 0x00000000, 0x00000000, 0x00000000), E(0xFFFFFFFC, 0x00000000, 0x00000000, 0x00000000), E(0xFFFFFFFE, 0x00000000, 0x00000000, 0x00000000), E(0xFFFFFFFF, 0x00000000, 0x00000000, 0x00000000), E(0xFFFFFFFF, 0x80000000, 0x00000000, 0x00000000), E(0xFFFFFFFF, 0xC0000000, 0x00000000, 0x00000000), E(0xFFFFFFFF, 0xE0000000, 0x00000000, 0x00000000), E(0xFFFFFFFF, 0xF0000000, 0x00000000, 0x00000000), E(0xFFFFFFFF, 0xF8000000, 0x00000000, 0x00000000), E(0xFFFFFFFF, 0xFC000000, 0x00000000, 0x00000000), E(0xFFFFFFFF, 0xFE000000, 0x00000000, 0x00000000), E(0xFFFFFFFF, 0xFF000000, 0x00000000, 0x00000000), E(0xFFFFFFFF, 0xFF800000, 0x00000000, 0x00000000), E(0xFFFFFFFF, 0xFFC00000, 0x00000000, 0x00000000), E(0xFFFFFFFF, 0xFFE00000, 0x00000000, 0x00000000), E(0xFFFFFFFF, 0xFFF00000, 0x00000000, 0x00000000), E(0xFFFFFFFF, 0xFFF80000, 0x00000000, 0x00000000), E(0xFFFFFFFF, 0xFFFC0000, 0x00000000, 0x00000000), E(0xFFFFFFFF, 0xFFFE0000, 0x00000000, 0x00000000), E(0xFFFFFFFF, 0xFFFF0000, 0x00000000, 0x00000000), E(0xFFFFFFFF, 0xFFFF8000, 0x00000000, 0x00000000), E(0xFFFFFFFF, 0xFFFFC000, 0x00000000, 0x00000000), E(0xFFFFFFFF, 0xFFFFE000, 0x00000000, 0x00000000), E(0xFFFFFFFF, 0xFFFFF000, 0x00000000, 0x00000000), E(0xFFFFFFFF, 0xFFFFF800, 0x00000000, 0x00000000), E(0xFFFFFFFF, 0xFFFFFC00, 0x00000000, 0x00000000), E(0xFFFFFFFF, 0xFFFFFE00, 0x00000000, 0x00000000), E(0xFFFFFFFF, 0xFFFFFF00, 0x00000000, 0x00000000), E(0xFFFFFFFF, 0xFFFFFF80, 0x00000000, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFC0, 0x00000000, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFE0, 0x00000000, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFF0, 0x00000000, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFF8, 0x00000000, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFFC, 0x00000000, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFFE, 0x00000000, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0x00000000, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0x80000000, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xC0000000, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xE0000000, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xF0000000, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xF8000000, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFC000000, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFE000000, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFF000000, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFF800000, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFC00000, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFE00000, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFF00000, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFF80000, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFC0000, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFE0000, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFF0000, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFF8000, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFC000, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFE000, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFF000, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFF800, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFC00, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFE00, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFF00, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFF80, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFC0, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFE0, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFF0, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFF8, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFC, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFE, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0x80000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xC0000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xE0000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xF0000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xF8000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFC000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFE000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFF000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFF800000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFC00000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFE00000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFF00000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFF80000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFC0000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFE0000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFF0000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFF8000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFC000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFE000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFF000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFF800), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFC00), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFE00), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFF00), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFF80), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFC0), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFE0), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFF0), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFF8), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFC), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFE), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF), }; EXPORT_SYMBOL_GPL(ip_set_netmask_map); #undef E #define E(a, b, c, d) \ {.ip6 = { (__force __be32)a, (__force __be32)b, \ (__force __be32)c, (__force __be32)d, \ } } /* This table works for both IPv4 and IPv6; * just use prefixlen_hostmask_map[prefixlength].ip. */ const union nf_inet_addr ip_set_hostmask_map[] = { E(0x00000000, 0x00000000, 0x00000000, 0x00000000), E(0x80000000, 0x00000000, 0x00000000, 0x00000000), E(0xC0000000, 0x00000000, 0x00000000, 0x00000000), E(0xE0000000, 0x00000000, 0x00000000, 0x00000000), E(0xF0000000, 0x00000000, 0x00000000, 0x00000000), E(0xF8000000, 0x00000000, 0x00000000, 0x00000000), E(0xFC000000, 0x00000000, 0x00000000, 0x00000000), E(0xFE000000, 0x00000000, 0x00000000, 0x00000000), E(0xFF000000, 0x00000000, 0x00000000, 0x00000000), E(0xFF800000, 0x00000000, 0x00000000, 0x00000000), E(0xFFC00000, 0x00000000, 0x00000000, 0x00000000), E(0xFFE00000, 0x00000000, 0x00000000, 0x00000000), E(0xFFF00000, 0x00000000, 0x00000000, 0x00000000), E(0xFFF80000, 0x00000000, 0x00000000, 0x00000000), E(0xFFFC0000, 0x00000000, 0x00000000, 0x00000000), E(0xFFFE0000, 0x00000000, 0x00000000, 0x00000000), E(0xFFFF0000, 0x00000000, 0x00000000, 0x00000000), E(0xFFFF8000, 0x00000000, 0x00000000, 0x00000000), E(0xFFFFC000, 0x00000000, 0x00000000, 0x00000000), E(0xFFFFE000, 0x00000000, 0x00000000, 0x00000000), E(0xFFFFF000, 0x00000000, 0x00000000, 0x00000000), E(0xFFFFF800, 0x00000000, 0x00000000, 0x00000000), E(0xFFFFFC00, 0x00000000, 0x00000000, 0x00000000), E(0xFFFFFE00, 0x00000000, 0x00000000, 0x00000000), E(0xFFFFFF00, 0x00000000, 0x00000000, 0x00000000), E(0xFFFFFF80, 0x00000000, 0x00000000, 0x00000000), E(0xFFFFFFC0, 0x00000000, 0x00000000, 0x00000000), E(0xFFFFFFE0, 0x00000000, 0x00000000, 0x00000000), E(0xFFFFFFF0, 0x00000000, 0x00000000, 0x00000000), E(0xFFFFFFF8, 0x00000000, 0x00000000, 0x00000000), E(0xFFFFFFFC, 0x00000000, 0x00000000, 0x00000000), E(0xFFFFFFFE, 0x00000000, 0x00000000, 0x00000000), E(0xFFFFFFFF, 0x00000000, 0x00000000, 0x00000000), E(0xFFFFFFFF, 0x80000000, 0x00000000, 0x00000000), E(0xFFFFFFFF, 0xC0000000, 0x00000000, 0x00000000), E(0xFFFFFFFF, 0xE0000000, 0x00000000, 0x00000000), E(0xFFFFFFFF, 0xF0000000, 0x00000000, 0x00000000), E(0xFFFFFFFF, 0xF8000000, 0x00000000, 0x00000000), E(0xFFFFFFFF, 0xFC000000, 0x00000000, 0x00000000), E(0xFFFFFFFF, 0xFE000000, 0x00000000, 0x00000000), E(0xFFFFFFFF, 0xFF000000, 0x00000000, 0x00000000), E(0xFFFFFFFF, 0xFF800000, 0x00000000, 0x00000000), E(0xFFFFFFFF, 0xFFC00000, 0x00000000, 0x00000000), E(0xFFFFFFFF, 0xFFE00000, 0x00000000, 0x00000000), E(0xFFFFFFFF, 0xFFF00000, 0x00000000, 0x00000000), E(0xFFFFFFFF, 0xFFF80000, 0x00000000, 0x00000000), E(0xFFFFFFFF, 0xFFFC0000, 0x00000000, 0x00000000), E(0xFFFFFFFF, 0xFFFE0000, 0x00000000, 0x00000000), E(0xFFFFFFFF, 0xFFFF0000, 0x00000000, 0x00000000), E(0xFFFFFFFF, 0xFFFF8000, 0x00000000, 0x00000000), E(0xFFFFFFFF, 0xFFFFC000, 0x00000000, 0x00000000), E(0xFFFFFFFF, 0xFFFFE000, 0x00000000, 0x00000000), E(0xFFFFFFFF, 0xFFFFF000, 0x00000000, 0x00000000), E(0xFFFFFFFF, 0xFFFFF800, 0x00000000, 0x00000000), E(0xFFFFFFFF, 0xFFFFFC00, 0x00000000, 0x00000000), E(0xFFFFFFFF, 0xFFFFFE00, 0x00000000, 0x00000000), E(0xFFFFFFFF, 0xFFFFFF00, 0x00000000, 0x00000000), E(0xFFFFFFFF, 0xFFFFFF80, 0x00000000, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFC0, 0x00000000, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFE0, 0x00000000, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFF0, 0x00000000, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFF8, 0x00000000, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFFC, 0x00000000, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFFE, 0x00000000, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0x00000000, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0x80000000, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xC0000000, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xE0000000, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xF0000000, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xF8000000, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFC000000, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFE000000, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFF000000, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFF800000, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFC00000, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFE00000, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFF00000, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFF80000, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFC0000, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFE0000, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFF0000, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFF8000, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFC000, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFE000, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFF000, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFF800, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFC00, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFE00, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFF00, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFF80, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFC0, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFE0, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFF0, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFF8, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFC, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFE, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0x00000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0x80000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xC0000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xE0000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xF0000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xF8000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFC000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFE000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFF000000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFF800000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFC00000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFE00000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFF00000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFF80000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFC0000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFE0000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFF0000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFF8000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFC000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFE000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFF000), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFF800), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFC00), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFE00), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFF00), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFF80), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFC0), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFE0), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFF0), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFF8), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFC), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFE), E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF), }; EXPORT_SYMBOL_GPL(ip_set_hostmask_map); /* Find the largest network which matches the range from left, in host order. */ u32 ip_set_range_to_cidr(u32 from, u32 to, u8 *cidr) { u32 last; u8 i; for (i = 1; i < 32; i++) { if ((from & ip_set_hostmask(i)) != from) continue; last = from | ~ip_set_hostmask(i); if (!after(last, to)) { *cidr = i; return last; } } *cidr = 32; return from; } EXPORT_SYMBOL_GPL(ip_set_range_to_cidr);