mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
synced 2024-08-25 02:09:42 +00:00
309 lines
14 KiB
C
309 lines
14 KiB
C
#include <linux/export.h>
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#include <linux/netfilter/ipset/pfxlen.h>
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/* Prefixlen maps for fast conversions, by Jan Engelhardt. */
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#define E(a, b, c, d) \
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{.ip6 = { \
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htonl(a), htonl(b), \
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htonl(c), htonl(d), \
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} }
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/* This table works for both IPv4 and IPv6;
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* just use prefixlen_netmask_map[prefixlength].ip.
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*/
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const union nf_inet_addr ip_set_netmask_map[] = {
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E(0x00000000, 0x00000000, 0x00000000, 0x00000000),
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E(0x80000000, 0x00000000, 0x00000000, 0x00000000),
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E(0xC0000000, 0x00000000, 0x00000000, 0x00000000),
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E(0xE0000000, 0x00000000, 0x00000000, 0x00000000),
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E(0xF0000000, 0x00000000, 0x00000000, 0x00000000),
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E(0xF8000000, 0x00000000, 0x00000000, 0x00000000),
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E(0xFC000000, 0x00000000, 0x00000000, 0x00000000),
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E(0xFE000000, 0x00000000, 0x00000000, 0x00000000),
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E(0xFF000000, 0x00000000, 0x00000000, 0x00000000),
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E(0xFF800000, 0x00000000, 0x00000000, 0x00000000),
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E(0xFFC00000, 0x00000000, 0x00000000, 0x00000000),
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E(0xFFE00000, 0x00000000, 0x00000000, 0x00000000),
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E(0xFFF00000, 0x00000000, 0x00000000, 0x00000000),
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E(0xFFF80000, 0x00000000, 0x00000000, 0x00000000),
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E(0xFFFC0000, 0x00000000, 0x00000000, 0x00000000),
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E(0xFFFE0000, 0x00000000, 0x00000000, 0x00000000),
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E(0xFFFF0000, 0x00000000, 0x00000000, 0x00000000),
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E(0xFFFF8000, 0x00000000, 0x00000000, 0x00000000),
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E(0xFFFFC000, 0x00000000, 0x00000000, 0x00000000),
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E(0xFFFFE000, 0x00000000, 0x00000000, 0x00000000),
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E(0xFFFFF000, 0x00000000, 0x00000000, 0x00000000),
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E(0xFFFFF800, 0x00000000, 0x00000000, 0x00000000),
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E(0xFFFFFC00, 0x00000000, 0x00000000, 0x00000000),
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E(0xFFFFFE00, 0x00000000, 0x00000000, 0x00000000),
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E(0xFFFFFF00, 0x00000000, 0x00000000, 0x00000000),
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E(0xFFFFFF80, 0x00000000, 0x00000000, 0x00000000),
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E(0xFFFFFFC0, 0x00000000, 0x00000000, 0x00000000),
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E(0xFFFFFFE0, 0x00000000, 0x00000000, 0x00000000),
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E(0xFFFFFFF0, 0x00000000, 0x00000000, 0x00000000),
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E(0xFFFFFFF8, 0x00000000, 0x00000000, 0x00000000),
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E(0xFFFFFFFC, 0x00000000, 0x00000000, 0x00000000),
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E(0xFFFFFFFE, 0x00000000, 0x00000000, 0x00000000),
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E(0xFFFFFFFF, 0x00000000, 0x00000000, 0x00000000),
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E(0xFFFFFFFF, 0x80000000, 0x00000000, 0x00000000),
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E(0xFFFFFFFF, 0xC0000000, 0x00000000, 0x00000000),
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E(0xFFFFFFFF, 0xE0000000, 0x00000000, 0x00000000),
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E(0xFFFFFFFF, 0xF0000000, 0x00000000, 0x00000000),
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E(0xFFFFFFFF, 0xF8000000, 0x00000000, 0x00000000),
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E(0xFFFFFFFF, 0xFC000000, 0x00000000, 0x00000000),
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E(0xFFFFFFFF, 0xFE000000, 0x00000000, 0x00000000),
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E(0xFFFFFFFF, 0xFF000000, 0x00000000, 0x00000000),
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E(0xFFFFFFFF, 0xFF800000, 0x00000000, 0x00000000),
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E(0xFFFFFFFF, 0xFFC00000, 0x00000000, 0x00000000),
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E(0xFFFFFFFF, 0xFFE00000, 0x00000000, 0x00000000),
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E(0xFFFFFFFF, 0xFFF00000, 0x00000000, 0x00000000),
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E(0xFFFFFFFF, 0xFFF80000, 0x00000000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFC0000, 0x00000000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFE0000, 0x00000000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFF0000, 0x00000000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFF8000, 0x00000000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFC000, 0x00000000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFE000, 0x00000000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFF000, 0x00000000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFF800, 0x00000000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFC00, 0x00000000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFE00, 0x00000000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFF00, 0x00000000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFF80, 0x00000000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFC0, 0x00000000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFE0, 0x00000000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFF0, 0x00000000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFF8, 0x00000000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFFC, 0x00000000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFFE, 0x00000000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0x00000000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0x80000000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xC0000000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xE0000000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xF0000000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xF8000000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFC000000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFE000000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFF000000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFF800000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFC00000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFE00000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFF00000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFF80000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFC0000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFE0000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFF0000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFF8000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFC000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFE000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFF000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFF800, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFC00, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFE00, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFF00, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFF80, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFC0, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFE0, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFF0, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFF8, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFC, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFE, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0x80000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xC0000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xE0000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xF0000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xF8000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFC000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFE000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFF000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFF800000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFC00000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFE00000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFF00000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFF80000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFC0000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFE0000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFF0000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFF8000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFC000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFE000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFF000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFF800),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFC00),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFE00),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFF00),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFF80),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFC0),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFE0),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFF0),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFF8),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFC),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFE),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF),
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};
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EXPORT_SYMBOL_GPL(ip_set_netmask_map);
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#undef E
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#define E(a, b, c, d) \
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{.ip6 = { (__force __be32)a, (__force __be32)b, \
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(__force __be32)c, (__force __be32)d, \
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} }
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/* This table works for both IPv4 and IPv6;
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* just use prefixlen_hostmask_map[prefixlength].ip.
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*/
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const union nf_inet_addr ip_set_hostmask_map[] = {
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E(0x00000000, 0x00000000, 0x00000000, 0x00000000),
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E(0x80000000, 0x00000000, 0x00000000, 0x00000000),
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E(0xC0000000, 0x00000000, 0x00000000, 0x00000000),
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E(0xE0000000, 0x00000000, 0x00000000, 0x00000000),
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E(0xF0000000, 0x00000000, 0x00000000, 0x00000000),
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E(0xF8000000, 0x00000000, 0x00000000, 0x00000000),
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E(0xFC000000, 0x00000000, 0x00000000, 0x00000000),
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E(0xFE000000, 0x00000000, 0x00000000, 0x00000000),
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E(0xFF000000, 0x00000000, 0x00000000, 0x00000000),
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E(0xFF800000, 0x00000000, 0x00000000, 0x00000000),
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E(0xFFC00000, 0x00000000, 0x00000000, 0x00000000),
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E(0xFFE00000, 0x00000000, 0x00000000, 0x00000000),
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E(0xFFF00000, 0x00000000, 0x00000000, 0x00000000),
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E(0xFFF80000, 0x00000000, 0x00000000, 0x00000000),
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E(0xFFFC0000, 0x00000000, 0x00000000, 0x00000000),
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E(0xFFFE0000, 0x00000000, 0x00000000, 0x00000000),
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E(0xFFFF0000, 0x00000000, 0x00000000, 0x00000000),
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E(0xFFFF8000, 0x00000000, 0x00000000, 0x00000000),
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E(0xFFFFC000, 0x00000000, 0x00000000, 0x00000000),
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E(0xFFFFE000, 0x00000000, 0x00000000, 0x00000000),
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E(0xFFFFF000, 0x00000000, 0x00000000, 0x00000000),
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E(0xFFFFF800, 0x00000000, 0x00000000, 0x00000000),
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E(0xFFFFFC00, 0x00000000, 0x00000000, 0x00000000),
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E(0xFFFFFE00, 0x00000000, 0x00000000, 0x00000000),
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E(0xFFFFFF00, 0x00000000, 0x00000000, 0x00000000),
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E(0xFFFFFF80, 0x00000000, 0x00000000, 0x00000000),
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E(0xFFFFFFC0, 0x00000000, 0x00000000, 0x00000000),
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E(0xFFFFFFE0, 0x00000000, 0x00000000, 0x00000000),
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E(0xFFFFFFF0, 0x00000000, 0x00000000, 0x00000000),
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E(0xFFFFFFF8, 0x00000000, 0x00000000, 0x00000000),
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E(0xFFFFFFFC, 0x00000000, 0x00000000, 0x00000000),
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E(0xFFFFFFFE, 0x00000000, 0x00000000, 0x00000000),
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E(0xFFFFFFFF, 0x00000000, 0x00000000, 0x00000000),
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E(0xFFFFFFFF, 0x80000000, 0x00000000, 0x00000000),
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E(0xFFFFFFFF, 0xC0000000, 0x00000000, 0x00000000),
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E(0xFFFFFFFF, 0xE0000000, 0x00000000, 0x00000000),
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E(0xFFFFFFFF, 0xF0000000, 0x00000000, 0x00000000),
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E(0xFFFFFFFF, 0xF8000000, 0x00000000, 0x00000000),
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E(0xFFFFFFFF, 0xFC000000, 0x00000000, 0x00000000),
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E(0xFFFFFFFF, 0xFE000000, 0x00000000, 0x00000000),
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E(0xFFFFFFFF, 0xFF000000, 0x00000000, 0x00000000),
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E(0xFFFFFFFF, 0xFF800000, 0x00000000, 0x00000000),
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E(0xFFFFFFFF, 0xFFC00000, 0x00000000, 0x00000000),
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E(0xFFFFFFFF, 0xFFE00000, 0x00000000, 0x00000000),
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E(0xFFFFFFFF, 0xFFF00000, 0x00000000, 0x00000000),
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E(0xFFFFFFFF, 0xFFF80000, 0x00000000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFC0000, 0x00000000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFE0000, 0x00000000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFF0000, 0x00000000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFF8000, 0x00000000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFC000, 0x00000000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFE000, 0x00000000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFF000, 0x00000000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFF800, 0x00000000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFC00, 0x00000000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFE00, 0x00000000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFF00, 0x00000000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFF80, 0x00000000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFC0, 0x00000000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFE0, 0x00000000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFF0, 0x00000000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFF8, 0x00000000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFFC, 0x00000000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFFE, 0x00000000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0x00000000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0x80000000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xC0000000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xE0000000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xF0000000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xF8000000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFC000000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFE000000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFF000000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFF800000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFC00000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFE00000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFF00000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFF80000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFC0000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFE0000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFF0000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFF8000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFC000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFE000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFF000, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFF800, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFC00, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFE00, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFF00, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFF80, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFC0, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFE0, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFF0, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFF8, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFC, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFE, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0x00000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0x80000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xC0000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xE0000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xF0000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xF8000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFC000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFE000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFF000000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFF800000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFC00000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFE00000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFF00000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFF80000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFC0000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFE0000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFF0000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFF8000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFC000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFE000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFF000),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFF800),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFC00),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFE00),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFF00),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFF80),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFC0),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFE0),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFF0),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFF8),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFC),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFE),
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E(0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF),
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};
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EXPORT_SYMBOL_GPL(ip_set_hostmask_map);
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/* Find the largest network which matches the range from left, in host order. */
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u32
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ip_set_range_to_cidr(u32 from, u32 to, u8 *cidr)
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{
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u32 last;
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u8 i;
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for (i = 1; i < 32; i++) {
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if ((from & ip_set_hostmask(i)) != from)
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continue;
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last = from | ~ip_set_hostmask(i);
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if (!after(last, to)) {
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*cidr = i;
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return last;
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}
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}
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*cidr = 32;
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return from;
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}
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EXPORT_SYMBOL_GPL(ip_set_range_to_cidr);
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