diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/net/fib_rules.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/include/net/fib_rules.h b/include/net/fib_rules.h index cfeb2fd0f5db..5927910ec06e 100644 --- a/include/net/fib_rules.h +++ b/include/net/fib_rules.h @@ -148,6 +148,17 @@ static inline bool fib_rule_port_inrange(const struct fib_rule_port_range *a, ntohs(port) <= a->end; } +static inline bool fib_rule_port_match(const struct fib_rule_port_range *range, + u16 port_mask, __be16 port) +{ + if ((range->start ^ ntohs(port)) & port_mask) + return false; + if (!port_mask && fib_rule_port_range_set(range) && + !fib_rule_port_inrange(range, port)) + return false; + return true; +} + static inline bool fib_rule_port_range_valid(const struct fib_rule_port_range *a) { return a->start != 0 && a->end != 0 && a->end < 0xffff && |