diff options
Diffstat (limited to 'src/vnet/ip/ip.c')
-rw-r--r-- | src/vnet/ip/ip.c | 138 |
1 files changed, 21 insertions, 117 deletions
diff --git a/src/vnet/ip/ip.c b/src/vnet/ip/ip.c index 88eff4f4d59..8959b4c09cc 100644 --- a/src/vnet/ip/ip.c +++ b/src/vnet/ip/ip.c @@ -163,126 +163,10 @@ ip_interface_get_first_ip (u32 sw_if_index, u8 is_ip4) return 0; } -void -ip4_address_normalize (ip4_address_t * ip4, u8 preflen) -{ - ASSERT (preflen <= 32); - if (preflen == 0) - ip4->data_u32 = 0; - else - ip4->data_u32 &= clib_net_to_host_u32 (0xffffffff << (32 - preflen)); -} - -void -ip6_address_normalize (ip6_address_t * ip6, u8 preflen) -{ - ASSERT (preflen <= 128); - if (preflen == 0) - { - ip6->as_u64[0] = 0; - ip6->as_u64[1] = 0; - } - else if (preflen <= 64) - { - ip6->as_u64[0] &= - clib_host_to_net_u64 (0xffffffffffffffffL << (64 - preflen)); - ip6->as_u64[1] = 0; - } - else - ip6->as_u64[1] &= - clib_host_to_net_u64 (0xffffffffffffffffL << (128 - preflen)); -} - -void -ip4_preflen_to_mask (u8 pref_len, ip4_address_t * ip) -{ - if (pref_len == 0) - ip->as_u32 = 0; - else - ip->as_u32 = clib_host_to_net_u32 (~((1 << (32 - pref_len)) - 1)); -} - -u32 -ip4_mask_to_preflen (ip4_address_t * mask) -{ - if (mask->as_u32 == 0) - return 0; - return (32 - log2_first_set (clib_net_to_host_u32 (mask->as_u32))); -} - -void -ip4_prefix_max_address_host_order (ip4_address_t * ip, u8 plen, - ip4_address_t * res) -{ - u32 not_mask; - not_mask = (1 << (32 - plen)) - 1; - res->as_u32 = clib_net_to_host_u32 (ip->as_u32) + not_mask; -} - -void -ip6_preflen_to_mask (u8 pref_len, ip6_address_t * mask) -{ - if (pref_len == 0) - { - mask->as_u64[0] = 0; - mask->as_u64[1] = 0; - } - else if (pref_len <= 64) - { - mask->as_u64[0] = - clib_host_to_net_u64 (0xffffffffffffffffL << (64 - pref_len)); - mask->as_u64[1] = 0; - } - else - { - mask->as_u64[0] = 0xffffffffffffffffL; - mask->as_u64[1] = - clib_host_to_net_u64 (0xffffffffffffffffL << (128 - pref_len)); - } -} - -void -ip6_prefix_max_address_host_order (ip6_address_t * ip, u8 plen, - ip6_address_t * res) -{ - u64 not_mask; - if (plen == 0) - { - res->as_u64[0] = 0xffffffffffffffffL; - res->as_u64[1] = 0xffffffffffffffffL; - } - else if (plen <= 64) - { - not_mask = ((u64) 1 << (64 - plen)) - 1; - res->as_u64[0] = clib_net_to_host_u64 (ip->as_u64[0]) + not_mask; - res->as_u64[1] = 0xffffffffffffffffL; - } - else - { - not_mask = ((u64) 1 << (128 - plen)) - 1; - res->as_u64[1] = clib_net_to_host_u64 (ip->as_u64[1]) + not_mask; - } -} - -u32 -ip6_mask_to_preflen (ip6_address_t * mask) -{ - u8 first1, first0; - if (mask->as_u64[0] == 0 && mask->as_u64[1] == 0) - return 0; - first1 = log2_first_set (clib_net_to_host_u64 (mask->as_u64[1])); - first0 = log2_first_set (clib_net_to_host_u64 (mask->as_u64[0])); - - if (first1 != 0) - return 128 - first1; - else - return 64 - first0; -} - u8 * format_ip_address_family (u8 * s, va_list * args) { - ip_address_family_t af = va_arg (*args, ip_address_family_t); + ip_address_family_t af = va_arg (*args, int); // int promo ip_address_family_t); switch (af) { @@ -295,6 +179,26 @@ format_ip_address_family (u8 * s, va_list * args) return (format (s, "unknown")); } +uword +unformat_ip_address_family (unformat_input_t * input, va_list * args) +{ + ip_address_family_t *af = va_arg (*args, ip_address_family_t *); + + if (unformat (input, "ip4") || unformat (input, "ipv4") || + unformat (input, "IP4") || unformat (input, "IPv4")) + { + *af = AF_IP4; + return (1); + } + else if (unformat (input, "ip6") || unformat (input, "ipv6") || + unformat (input, "IP6") || unformat (input, "IPv6")) + { + *af = AF_IP6; + return (1); + } + return (0); +} + u8 * format_ip_dscp (u8 * s, va_list * va) { |