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tools: ynl: add support for types needed by ethtool

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Ethtool needs support for handful of extra types.
It doesn't have the definitions section yet.

Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Jakub Kicinski 2023-01-30 18:33:45 -08:00
parent 30a5c6c810
commit 19b64b48a3
1 changed files with 10 additions and 1 deletions
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11
tools/net/ynl/lib/ynl.py
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@ -75,6 +75,9 @@ class NlAttr:
self.full_len = (self.payload_len + 3) & ~3
self.raw = raw[offset + 4:offset + self.payload_len]
def as_u8(self):
return struct.unpack("B", self.raw)[0]
def as_u16(self):
return struct.unpack("H", self.raw)[0]
@ -302,7 +305,7 @@ class YnlFamily(SpecFamily):
self._types = dict()
for elem in self.yaml['definitions']:
for elem in self.yaml.get('definitions', []):
self._types[elem['name']] = elem
self.async_msg_ids = set()
@ -334,6 +337,8 @@ class YnlFamily(SpecFamily):
attr_payload = b''
for subname, subvalue in value.items():
attr_payload += self._add_attr(attr['nested-attributes'], subname, subvalue)
elif attr["type"] == 'flag':
attr_payload = b''
elif attr["type"] == 'u32':
attr_payload = struct.pack("I", int(value))
elif attr["type"] == 'string':
@ -369,6 +374,8 @@ class YnlFamily(SpecFamily):
if attr_spec["type"] == 'nest':
subdict = self._decode(NlAttrs(attr.raw), attr_spec['nested-attributes'])
rsp[attr_spec['name']] = subdict
elif attr_spec['type'] == 'u8':
rsp[attr_spec['name']] = attr.as_u8()
elif attr_spec['type'] == 'u32':
rsp[attr_spec['name']] = attr.as_u32()
elif attr_spec['type'] == 'u64':
@ -377,6 +384,8 @@ class YnlFamily(SpecFamily):
rsp[attr_spec['name']] = attr.as_strz()
elif attr_spec["type"] == 'binary':
rsp[attr_spec['name']] = attr.as_bin()
elif attr_spec["type"] == 'flag':
rsp[attr_spec['name']] = True
else:
raise Exception(f'Unknown {attr.type} {attr_spec["name"]} {attr_spec["type"]}')