diff options
author | Ondrej Zajicek (work) <santiago@crfreenet.org> | 2015-12-24 15:52:03 +0100 |
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committer | Ondrej Zajicek (work) <santiago@crfreenet.org> | 2015-12-24 15:56:04 +0100 |
commit | 04632fd77f291f67753341d12d540f7dac341bd3 (patch) | |
tree | 94b319a0fe0e312539857e76e0b9d6982ce81555 /lib | |
parent | 70b90dde23a684c4d32aa53685f76a73ecba941d (diff) |
Follow-up work on integration
Diffstat (limited to 'lib')
-rw-r--r-- | lib/ip.c | 2 | ||||
-rw-r--r-- | lib/ip.h | 24 | ||||
-rw-r--r-- | lib/net.h | 21 |
3 files changed, 22 insertions, 25 deletions
@@ -67,7 +67,7 @@ ip6_masklen(ip6_addr *a) if (a->addr[i] != ~0U) { j = u32_masklen(a->addr[i]); - if (j < 0) + if (j == 255) return j; n += j; while (++i < 4) @@ -91,6 +91,9 @@ typedef ip6_addr ip_addr; #define ipa_is_ip4(a) ip6_is_v4mapped(a) +#define IPA_NONE4 ipa_from_ip4(IP4_NONE) +#define IPA_NONE6 ipa_from_ip6(IP6_NONE) + /* * Public constructors @@ -180,16 +183,7 @@ static inline int ipa_nonzero2(ip_addr a) * Hash and compare functions */ -static inline uint ip4_hash(ip4_addr a) -{ - /* Returns a 16-bit value */ - u32 x = _I(a); - x ^= x >> 16; - x ^= x << 10; - return x & 0xffff; -} - -static inline u32 ip4_hash32(ip4_addr a) +static inline u32 ip4_hash(ip4_addr a) { /* Returns a 32-bit value, although low-order bits are not mixed */ u32 x = _I(a); @@ -198,14 +192,7 @@ static inline u32 ip4_hash32(ip4_addr a) return x; } -static inline uint ip6_hash(ip6_addr a) -{ - /* Returns a 16-bit hash key */ - u32 x = _I0(a) ^ _I1(a) ^ _I2(a) ^ _I3(a); - return (x ^ (x >> 16) ^ (x >> 8)) & 0xffff; -} - -static inline u32 ip6_hash32(ip6_addr a) +static inline u32 ip6_hash(ip6_addr a) { /* Returns a 32-bit hash key, although low-order bits are not mixed */ u32 x = _I0(a) ^ _I1(a) ^ _I2(a) ^ _I3(a); @@ -218,7 +205,6 @@ static inline int ip4_compare(ip4_addr a, ip4_addr b) int ip6_compare(ip6_addr a, ip6_addr b); #define ipa_hash(x) ip6_hash(x) -#define ipa_hash32(x) ip6_hash32(x) #define ipa_compare(x,y) ip6_compare(x,y) @@ -107,6 +107,17 @@ static inline void net_fill_ipa(net_addr *a, ip_addr prefix, uint pxlen) net_fill_ip6(a, ipa_to_ip6(prefix), pxlen); } +static inline void net_fill_ip_host(net_addr *a, ip_addr prefix) +{ + if (ipa_is_ip4(prefix)) + net_fill_ip4(a, ipa_to_ip4(prefix), IP4_MAX_PREFIX_LENGTH); + else + net_fill_ip6(a, ipa_to_ip6(prefix), IP6_MAX_PREFIX_LENGTH); +} + +static inline int net_is_ip(const net_addr *a) +{ return (a->type == NET_IP4) || (a->type == NET_IP6); } + static inline ip4_addr net4_prefix(const net_addr *a) { return ((net_addr_ip4 *) a)->prefix; } @@ -199,20 +210,20 @@ static inline void net_copy_vpn6(net_addr_vpn6 *dst, const net_addr_vpn6 *src) static inline u32 net_hash_ip4(const net_addr_ip4 *n) -{ return ip4_hash32(n->prefix) ^ ((u32) n->pxlen << 26); } +{ return ip4_hash(n->prefix) ^ ((u32) n->pxlen << 26); } static inline u32 net_hash_ip6(const net_addr_ip6 *n) -{ return ip6_hash32(n->prefix) ^ ((u32) n->pxlen << 26); } +{ return ip6_hash(n->prefix) ^ ((u32) n->pxlen << 26); } /* XXXX */ -static inline u32 u64_hash(u32 a) +static inline u32 u64_hash(u64 a) { return u32_hash(a); } static inline u32 net_hash_vpn4(const net_addr_vpn4 *n) -{ return ip4_hash32(n->prefix) ^ ((u32) n->pxlen << 26) ^ u64_hash(n->rd); } +{ return ip4_hash(n->prefix) ^ ((u32) n->pxlen << 26) ^ u64_hash(n->rd); } static inline u32 net_hash_vpn6(const net_addr_vpn6 *n) -{ return ip6_hash32(n->prefix) ^ ((u32) n->pxlen << 26) ^ u64_hash(n->rd); } +{ return ip6_hash(n->prefix) ^ ((u32) n->pxlen << 26) ^ u64_hash(n->rd); } static inline int net_validate_ip4(const net_addr_ip4 *n) |