diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/alloca.h | 2 | ||||
| -rw-r--r-- | lib/net.c | 19 | ||||
| -rw-r--r-- | lib/net.h | 16 |
3 files changed, 20 insertions, 17 deletions
diff --git a/lib/alloca.h b/lib/alloca.h index f0d61bb4..e5557cdb 100644 --- a/lib/alloca.h +++ b/lib/alloca.h @@ -15,4 +15,6 @@ #include <stdlib.h> #endif +#define allocz(len) ({ void *_x = alloca(len); memset(_x, 0, len); _x; }) + #endif @@ -69,21 +69,20 @@ net_format(const net_addr *N, char *buf, int buflen) case NET_VPN4: switch (n->vpn4.rd >> 48) { - case 0: return bsnprintf(buf, buflen, "0:%u:%u %I4/%d", (u32) (n->vpn4.rd >> 32), (u32) n->vpn4.rd, n->vpn4.prefix, n->vpn4.pxlen); - case 1: return bsnprintf(buf, buflen, "1:%I4:%u %I4/%d", ip4_from_u32(n->vpn4.rd >> 16), (u32) (n->vpn4.rd & 0xffff), n->vpn4.prefix, n->vpn4.pxlen); - case 2: return bsnprintf(buf, buflen, "2:%u:%u %I4/%d", (u32) (n->vpn4.rd >> 16), (u32) (n->vpn4.rd & 0xffff), n->vpn4.prefix, n->vpn4.pxlen); + case 0: return bsnprintf(buf, buflen, "0:%u:%u %I4/%d", (u32) (n->vpn4.rd >> 32), (u32) n->vpn4.rd, n->vpn4.prefix, n->vpn4.pxlen); + case 1: return bsnprintf(buf, buflen, "1:%I4:%u %I4/%d", ip4_from_u32(n->vpn4.rd >> 16), (u32) (n->vpn4.rd & 0xffff), n->vpn4.prefix, n->vpn4.pxlen); + case 2: return bsnprintf(buf, buflen, "2:%u:%u %I4/%d", (u32) (n->vpn4.rd >> 16), (u32) (n->vpn4.rd & 0xffff), n->vpn4.prefix, n->vpn4.pxlen); + default: return bsnprintf(buf, buflen, "X:%08x:%08x %I4/%d", (u32) (n->vpn4.rd >> 32), (u32) n->vpn4.rd, n->vpn4.prefix, n->vpn4.pxlen); } - return bsnprintf(buf, buflen, "X: %016x %I4/%d", (n->vpn4.rd), n->vpn4.prefix, n->vpn4.pxlen); - - /* XXX: RD format is specified for VPN4; not found any for VPN6, reusing the same as for VPN4. */ case NET_VPN6: + /* XXX: RD format is specified for VPN4; not found any for VPN6, reusing the same as for VPN4 */ switch (n->vpn6.rd >> 48) { - case 0: return bsnprintf(buf, buflen, "0:%u:%u %I6/%d", (u32) (n->vpn6.rd >> 32), (u32) n->vpn6.rd, n->vpn6.prefix, n->vpn6.pxlen); - case 1: return bsnprintf(buf, buflen, "1:%I4:%u %I6/%d", ip4_from_u32(n->vpn6.rd >> 16), (u32) (n->vpn6.rd & 0xffff), n->vpn6.prefix, n->vpn6.pxlen); - case 2: return bsnprintf(buf, buflen, "2:%u:%u %I6/%d", (u32) (n->vpn6.rd >> 16), (u32) (n->vpn6.rd & 0xffff), n->vpn6.prefix, n->vpn6.pxlen); + case 0: return bsnprintf(buf, buflen, "0:%u:%u %I6/%d", (u32) (n->vpn6.rd >> 32), (u32) n->vpn6.rd, n->vpn6.prefix, n->vpn6.pxlen); + case 1: return bsnprintf(buf, buflen, "1:%I4:%u %I6/%d", ip4_from_u32(n->vpn6.rd >> 16), (u32) (n->vpn6.rd & 0xffff), n->vpn6.prefix, n->vpn6.pxlen); + case 2: return bsnprintf(buf, buflen, "2:%u:%u %I6/%d", (u32) (n->vpn6.rd >> 16), (u32) (n->vpn6.rd & 0xffff), n->vpn6.prefix, n->vpn6.pxlen); + default: return bsnprintf(buf, buflen, "X:%08x:%08x %I6/%d", (u32) (n->vpn6.rd >> 32), (u32) n->vpn6.rd, n->vpn6.prefix, n->vpn6.pxlen); } - return bsnprintf(buf, buflen, "X: %016x %I6/%d", (n->vpn6.rd), n->vpn6.prefix, n->vpn6.pxlen); case NET_ROA4: return bsnprintf(buf, buflen, "%I4/%u-%u AS%u", n->roa4.prefix, n->roa4.pxlen, n->roa4.max_pxlen, n->roa4.asn); case NET_ROA6: @@ -306,6 +306,9 @@ static inline int net_equal_flow4(const net_addr_flow4 *a, const net_addr_flow4 static inline int net_equal_flow6(const net_addr_flow6 *a, const net_addr_flow6 *b) { return net_equal((const net_addr *) a, (const net_addr *) b); } +static inline int net_equal_mpls(const net_addr_mpls *a, const net_addr_mpls *b) +{ return !memcmp(a, b, sizeof(net_addr_mpls)); } + static inline int net_equal_prefix_roa4(const net_addr_roa4 *a, const net_addr_roa4 *b) { return ip4_equal(a->prefix, b->prefix) && (a->pxlen == b->pxlen); } @@ -313,8 +316,6 @@ static inline int net_equal_prefix_roa4(const net_addr_roa4 *a, const net_addr_r static inline int net_equal_prefix_roa6(const net_addr_roa6 *a, const net_addr_roa6 *b) { return ip6_equal(a->prefix, b->prefix) && (a->pxlen == b->pxlen); } -static inline int net_equal_mpls(const net_addr_mpls *a, const net_addr_mpls *b) -{ return !memcmp(a, b, sizeof(net_addr_mpls)); } static inline int net_zero_ip4(const net_addr_ip4 *a) { return !a->pxlen && ip4_zero(a->prefix); } @@ -404,16 +405,17 @@ static inline void net_copy_flow6(net_addr_flow6 *dst, const net_addr_flow6 *src static inline void net_copy_mpls(net_addr_mpls *dst, const net_addr_mpls *src) { memcpy(dst, src, sizeof(net_addr_mpls)); } + +/* XXXX */ +static inline u32 u64_hash(u64 a) +{ return u32_hash(a); } + static inline u32 net_hash_ip4(const net_addr_ip4 *n) { return ip4_hash(n->prefix) ^ ((u32) n->pxlen << 26); } static inline u32 net_hash_ip6(const net_addr_ip6 *n) { return ip6_hash(n->prefix) ^ ((u32) n->pxlen << 26); } -/* XXXX */ -static inline u32 u64_hash(u64 a) -{ return u32_hash(a); } - static inline u32 net_hash_vpn4(const net_addr_vpn4 *n) { return ip4_hash(n->prefix) ^ ((u32) n->pxlen << 26) ^ u64_hash(n->rd); } @@ -452,7 +454,7 @@ static inline int net_validate_ip6(const net_addr_ip6 *n) static inline int net_validate_mpls(const net_addr_mpls *n) { - return n->label < (1<<20); + return n->label < (1 << 20); } int net_validate(const net_addr *N); |