[PATCH net-next v2 2/6] tools: ynl: Add struct parsing to nlspec
From: Donald Hunter <donald.hunter@gmail.com>
Date: 2023-03-19 19:38:39
Subsystem:
networking [general], the rest, yaml netlink (ynl) · Maintainers:
"David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds, Donald Hunter
Add python classes for struct definitions to nlspec Signed-off-by: Donald Hunter <donald.hunter@gmail.com> --- tools/net/ynl/lib/nlspec.py | 42 +++++++++++++++++++++++++++++++++++++ 1 file changed, 42 insertions(+)
diff --git a/tools/net/ynl/lib/nlspec.py b/tools/net/ynl/lib/nlspec.py
index d04450c2a44a..5ac2dfd415c5 100644
--- a/tools/net/ynl/lib/nlspec.py
+++ b/tools/net/ynl/lib/nlspec.py@@ -214,6 +214,43 @@ class SpecAttrSet(SpecElement): return self.attrs.items() +class SpecStructMember(SpecElement): + """Struct member attribute + + Represents a single struct member attribute. + + Attributes: + type string, kernel type of the member attribute + """ + def __init__(self, family, yaml): + super().__init__(family, yaml) + self.type = yaml['type'] + +class SpecStruct(SpecElement): + """Netlink struct type + + Represents a C struct definition. + + Attributes: + members ordered list of struct members + """ + def __init__(self, family, yaml): + super().__init__(family, yaml) + + self.members = [] + for member in yaml.get('members', []): + self.members.append(self.new_member(family, member)) + + def new_member(self, family, elem): + return SpecStructMember(family, elem) + + def __iter__(self): + yield from self.members + + def items(self): + return self.members.items() + + class SpecOperation(SpecElement): """Netlink Operation
@@ -344,6 +381,9 @@ class SpecFamily(SpecElement): def new_attr_set(self, elem): return SpecAttrSet(self, elem) + def new_struct(self, elem): + return SpecStruct(self, elem) + def new_operation(self, elem, req_val, rsp_val): return SpecOperation(self, elem, req_val, rsp_val)
@@ -399,6 +439,8 @@ class SpecFamily(SpecElement): for elem in definitions: if elem['type'] == 'enum' or elem['type'] == 'flags': self.consts[elem['name']] = self.new_enum(elem) + elif elem['type'] == 'struct': + self.consts[elem['name']] = self.new_struct(elem) else: self.consts[elem['name']] = elem
--
2.39.0