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authorAsbjørn Sloth Tønnesen <ast@fiberby.net>2025-09-15 14:42:56 +0000
committerJakub Kicinski <kuba@kernel.org>2025-09-16 08:16:57 -0700
commit1b255e1beabf6826758d6018ddd2e1e3bba32f44 (patch)
tree6b850b35d28d359d6354603d8e3af6eec2303d9e
parent52550d518d2454bf0af0b79ca54b6d38f2d94777 (diff)
tools: ynl: add ipv4-or-v6 display hint
The attribute WGALLOWEDIP_A_IPADDR can contain either an IPv4 or an IPv6 address depending on WGALLOWEDIP_A_FAMILY, however in practice it is enough to look at the attribute length. This patch implements an ipv4-or-v6 display hint, that can deal with this kind of attribute. It only implements this display hint for genetlink-legacy, it can be added to other protocol variants if needed, but we don't want to encourage it's use. Signed-off-by: Asbjørn Sloth Tønnesen <ast@fiberby.net> Reviewed-by: Donald Hunter <donald.hunter@gmail.com> Link: https://patch.msgid.link/20250915144301.725949-12-ast@fiberby.net Signed-off-by: Jakub Kicinski <kuba@kernel.org>
-rw-r--r--Documentation/netlink/genetlink-legacy.yaml2
-rw-r--r--tools/net/ynl/pyynl/lib/ynl.py4
2 files changed, 3 insertions, 3 deletions
diff --git a/Documentation/netlink/genetlink-legacy.yaml b/Documentation/netlink/genetlink-legacy.yaml
index b29d62eefa16..66fb8653a344 100644
--- a/Documentation/netlink/genetlink-legacy.yaml
+++ b/Documentation/netlink/genetlink-legacy.yaml
@@ -154,7 +154,7 @@ properties:
Optional format indicator that is intended only for choosing
the right formatting mechanism when displaying values of this
type.
- enum: [ hex, mac, fddi, ipv4, ipv6, uuid ]
+ enum: [ hex, mac, fddi, ipv4, ipv6, ipv4-or-v6, uuid ]
struct:
description: Name of the nested struct type.
type: string
diff --git a/tools/net/ynl/pyynl/lib/ynl.py b/tools/net/ynl/pyynl/lib/ynl.py
index 707753e371e2..62383c70ebb9 100644
--- a/tools/net/ynl/pyynl/lib/ynl.py
+++ b/tools/net/ynl/pyynl/lib/ynl.py
@@ -956,7 +956,7 @@ class YnlFamily(SpecFamily):
formatted = hex(raw)
else:
formatted = bytes.hex(raw, ' ')
- elif display_hint in [ 'ipv4', 'ipv6' ]:
+ elif display_hint in [ 'ipv4', 'ipv6', 'ipv4-or-v6' ]:
formatted = format(ipaddress.ip_address(raw))
elif display_hint == 'uuid':
formatted = str(uuid.UUID(bytes=raw))
@@ -965,7 +965,7 @@ class YnlFamily(SpecFamily):
return formatted
def _from_string(self, string, attr_spec):
- if attr_spec.display_hint in ['ipv4', 'ipv6']:
+ if attr_spec.display_hint in ['ipv4', 'ipv6', 'ipv4-or-v6']:
ip = ipaddress.ip_address(string)
if attr_spec['type'] == 'binary':
raw = ip.packed