diff options
Diffstat (limited to 'util.h')
| -rw-r--r-- | util.h | 8 |
1 files changed, 6 insertions, 2 deletions
@@ -22,14 +22,18 @@ void debug(const char *format, ...); CHECK_SET_MIN_MAX(c->proto_ctx.fd_, (fd)); \ } while (0) -#define IN_INTERVAL(a, b, x) ((x) >= (a) && (x) <= (b)) +#define MIN(x, y) (((x) < (y)) ? (x) : (y)) + +#define IN_INTERVAL(a, b, x) ((x) >= (a) && (x) <= (b)) #define FD_PROTO(x, proto) \ (IN_INTERVAL(c->proto.fd_min, c->proto.fd_max, (x))) +#define PORT_IS_EPHEMERAL(port) ((port) >= (1 << 15) + (1 << 14)) /* RFC 6335 */ + uint16_t csum_fold(uint32_t sum); uint16_t csum_ip4(void *buf, size_t len); void csum_tcp4(struct iphdr *iph); char *ipv6_l4hdr(struct ipv6hdr *ip6h, uint8_t *proto); -int sock_l4_add(struct ctx *c, int v, uint16_t proto, uint16_t port); +int sock_l4(struct ctx *c, int af, uint16_t proto, uint16_t port); int timespec_diff_ms(struct timespec *a, struct timespec *b); |