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path: root/tools/net/ynl/ynl-gen-c.py
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Diffstat (limited to 'tools/net/ynl/ynl-gen-c.py')
-rwxr-xr-xtools/net/ynl/ynl-gen-c.py50
1 files changed, 46 insertions, 4 deletions
diff --git a/tools/net/ynl/ynl-gen-c.py b/tools/net/ynl/ynl-gen-c.py
index 1d8b56f071b9..8ae283b1a9bc 100755
--- a/tools/net/ynl/ynl-gen-c.py
+++ b/tools/net/ynl/ynl-gen-c.py
@@ -488,6 +488,31 @@ class TypeBinary(Type):
f'memcpy({member}, {self.c_name}, {presence}_len);']
+class TypeBitfield32(Type):
+ def _complex_member_type(self, ri):
+ return "struct nla_bitfield32"
+
+ def _attr_typol(self):
+ return f'.type = YNL_PT_BITFIELD32, '
+
+ def _attr_policy(self, policy):
+ if not 'enum' in self.attr:
+ raise Exception('Enum required for bitfield32 attr')
+ enum = self.family.consts[self.attr['enum']]
+ mask = enum.get_mask(as_flags=True)
+ return f"NLA_POLICY_BITFIELD32({mask})"
+
+ def attr_put(self, ri, var):
+ line = f"mnl_attr_put(nlh, {self.enum_name}, sizeof(struct nla_bitfield32), &{var}->{self.c_name})"
+ self._attr_put_line(ri, var, line)
+
+ def _attr_get(self, ri, var):
+ return f"memcpy(&{var}->{self.c_name}, mnl_attr_get_payload(attr), sizeof(struct nla_bitfield32));", None, None
+
+ def _setter_lines(self, ri, member, presence):
+ return [f"memcpy(&{member}, {self.c_name}, sizeof(struct nla_bitfield32));"]
+
+
class TypeNest(Type):
def _complex_member_type(self, ri):
return self.nested_struct_type
@@ -786,6 +811,8 @@ class AttrSet(SpecAttrSet):
t = TypeString(self.family, self, elem, value)
elif elem['type'] == 'binary':
t = TypeBinary(self.family, self, elem, value)
+ elif elem['type'] == 'bitfield32':
+ t = TypeBitfield32(self.family, self, elem, value)
elif elem['type'] == 'nest':
t = TypeNest(self.family, self, elem, value)
elif elem['type'] == 'array-nest':
@@ -1085,10 +1112,13 @@ class RenderInfo:
# 'do' and 'dump' response parsing is identical
self.type_consistent = True
- if op_mode != 'do' and 'dump' in op and 'do' in op:
- if ('reply' in op['do']) != ('reply' in op["dump"]):
- self.type_consistent = False
- elif 'reply' in op['do'] and op["do"]["reply"] != op["dump"]["reply"]:
+ if op_mode != 'do' and 'dump' in op:
+ if 'do' in op:
+ if ('reply' in op['do']) != ('reply' in op["dump"]):
+ self.type_consistent = False
+ elif 'reply' in op['do'] and op["do"]["reply"] != op["dump"]["reply"]:
+ self.type_consistent = False
+ else:
self.type_consistent = False
self.attr_set = attr_set
@@ -2414,6 +2444,16 @@ def render_user_family(family, cw, prototype):
cw.block_end(line=';')
+def family_contains_bitfield32(family):
+ for _, attr_set in family.attr_sets.items():
+ if attr_set.subset_of:
+ continue
+ for _, attr in attr_set.items():
+ if attr.type == "bitfield32":
+ return True
+ return False
+
+
def find_kernel_root(full_path):
sub_path = ''
while True:
@@ -2499,6 +2539,8 @@ def main():
cw.p('#include <string.h>')
if args.header:
cw.p('#include <linux/types.h>')
+ if family_contains_bitfield32(parsed):
+ cw.p('#include <linux/netlink.h>')
else:
cw.p(f'#include "{parsed.name}-user.h"')
cw.p('#include "ynl.h"')