RuleNetwork.AaNet.proto_ok: def of bend-osdev-apparmor@0.1.0.0
Import: import bend-osdev-apparmor@0.1.0.0/rule_network.bend as RuleNetwork
Lines 115-126 of bend-osdev-apparmor@0.1.0.0/rule_network.bend: https://jend.leeeet.dev/read.txt?path=bend-osdev-apparmor@0.1.0.0/rule_network.bend&start_line=115&end_line=126

import Base
import bend-osdev-apparmor@0.1.0.0/text.bend as X

# a protocol needs the inet or inet6 domain, or none, and icmp is not inet6's
# (apparmor_parser 4.0.1: "Invalid network entry" otherwise)
def AaNet.proto_ok(d: Maybe<&2, List<&2, U32>>, pr: Maybe<&2, List<&2, U32>>) -> Bool:
  match d:
    case None{}:
      True{}
    case Some{+x}:
      match pr:
        case None{}:
          True{}
        case Some{+y}:
          Bool.or(X.AaText.is(x, "inet"), Bool.and(X.AaText.is(x, "inet6"), Bool.not(X.AaText.is(y, "icmp"))))

Uses (8):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool.and
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool.not
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool.or
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Maybe
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-apparmor@0.1.0.0/text.bend&name=AaText.is