Lines Matching +full:c +full:- +full:family +full:- +full:name
2 # SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause)
19 def c_upper(name): argument
20 return name.upper().replace('-', '_')
23 def c_lower(name): argument
24 return name.lower().replace('-', '_')
27 def limit_to_number(name): argument
29 Turn a string limit like u32-max or s64-min into its numerical value
31 if name[0] == 'u' and name.endswith('-min'):
33 width = int(name[1:-4])
34 if name[0] == 's':
35 width -= 1
36 value = (1 << width) - 1
37 if name[0] == 's' and name.endswith('-min'):
38 value = -value - 1
44 return 'ys->family_id'
48 def __init__(self, family, attr_set, attr, value): argument
49 super().__init__(family, attr_set, attr, value)
62 if 'nested-attributes' in attr:
63 self.nested_attrs = attr['nested-attributes']
64 if self.nested_attrs == family.name:
65 self.nested_render_name = c_lower(f"{family.ident_name}")
67 self.nested_render_name = c_lower(f"{family.ident_name}_{self.nested_attrs}")
69 if self.nested_attrs in self.family.consts:
74 self.c_name = c_lower(self.name)
86 return self.family.attr_sets[self.attr_set.subset_of][self.name]
104 if value in self.family.consts:
105 return self.family.consts[value]["value"]
114 if value in self.family.consts:
115 const = self.family.consts[value]
118 return c_upper(f"{self.family['name']}-{value}")
122 if 'name-prefix' in self.attr:
123 enum_name = f"{self.attr['name-prefix']}{self.name}"
125 enum_name = f"{self.attr_set.name_prefix}{self.name}"
167 return [f'free({var}->{ref}{self.c_name});']
203 if self.attr.get('byte-order') == 'big-endian':
215 cw.p(f'[{self.enum_name}] = {"{"} .name = "{self.name}", {typol}{"}"},')
219 ri.cw.p(f"if ({var}->_present.{self.c_name})")
221 ri.cw.p(f"if ({var}->_present.{self.c_name}_len)")
225 line = f"ynl_attr_put_{put_type}(nlh, {self.enum_name}, {var}->{self.c_name})"
252 ri.cw.p(f"{var}->_present.{self.c_name} = 1;")
270 member = f"{var}->{'.'.join(ref)}"
279 presence = f"{var}->{'.'.join(ref[:i] + [''])}_present.{ref[i]}"
282 if i == len(ref) - 1 and self.presence_type() != 'bit':
285 ref_path = '.'.join(ref[:-1])
351 def __init__(self, family, attr_set, attr, value): argument
352 super().__init__(family, attr_set, attr, value)
355 if 'byte-order' in attr:
356 self.byte_order_comment = f" /* {attr['byte-order']} */"
359 enum = self.family.consts[self.attr['enum']]
369 …raise Exception(f'Invalid limit for "{self.name}" min: {self.get_limit("min")} max: {self.get_limi…
375 raise Exception(f'Invalid limit for "{self.name}" negative limit for unsigned type')
376 if low < -32768 or high > 32767:
377 self.checks['full-range'] = True
388 if 'enum-as-flags' in self.attr and self.attr['enum-as-flags']:
391 self.is_bitfield = self.family.consts[self.attr['enum']]['type'] == 'flags'
396 self.type_name = self.family.consts[self.attr['enum']].user_type
403 if 'flags-mask' in self.checks or self.is_bitfield:
405 enum = self.family.consts[self.attr['enum']]
408 flags = self.family.consts[self.checks['flags-mask']]
410 mask = (1 << flag_cnt) - 1
412 elif 'full-range' in self.checks:
432 return f"{var}->{self.c_name} = ynl_attr_get_{self.type}(attr);", None, None
469 if 'exact-len' in self.checks:
470 mem = 'NLA_POLICY_EXACT_LEN(' + self.get_limit_str('exact-len') + ')'
473 if 'max-len' in self.checks:
474 mem += ', .len = ' + self.get_limit_str('max-len')
479 if self.checks.get('unterminated-ok', False):
491 len_mem = var + '->_present.' + self.c_name + '_len'
493 f"{var}->{self.c_name} = malloc(len + 1);",
494 f"memcpy({var}->{self.c_name}, ynl_attr_get_str(attr), len);",
495 f"{var}->{self.c_name}[len] = 0;"], \
524 if check_name not in {'exact-len', 'min-len', 'max-len'}:
531 elif 'exact-len' in self.checks:
532 mem = 'NLA_POLICY_EXACT_LEN(' + self.get_limit_str('exact-len') + ')'
533 elif 'min-len' in self.checks:
534 mem = '{ .len = ' + self.get_limit_str('min-len') + ', }'
535 elif 'max-len' in self.checks:
536 mem = 'NLA_POLICY_MAX_LEN(' + self.get_limit_str('max-len') + ')'
542 f"{var}->{self.c_name}, {var}->_present.{self.c_name}_len)")
545 len_mem = var + '->_present.' + self.c_name + '_len'
547 f"{var}->{self.c_name} = malloc(len);",
548 f"memcpy({var}->{self.c_name}, ynl_attr_data(attr), len);"], \
568 enum = self.family.consts[self.attr['enum']]
573 …line = f"ynl_attr_put(nlh, {self.enum_name}, &{var}->{self.c_name}, sizeof(struct nla_bitfield32))"
577 …return f"memcpy(&{var}->{self.c_name}, ynl_attr_data(attr), sizeof(struct nla_bitfield32));", None…
585 return self.family.pure_nested_structs[self.nested_attrs].recursive
595 lines += [f'if ({var}->{ref}{self.c_name})']
596 lines += [f'{self.nested_render_name}_free({at}{var}->{ref}{self.c_name});']
608 f"{self.enum_name}, {at}{var}->{self.c_name})")
614 f"parg.data = &{var}->{self.c_name};"]
620 for _, attr in ri.family.pure_nested_structs[self.nested_attrs].member_list():
627 def __init__(self, family, attr_set, attr, value, base_type): argument
628 super().__init__(family, attr_set, attr, value)
645 raise Exception(f"Sub-type {self.attr['type']} not supported yet")
653 lines += [f"free({var}->{ref}{self.c_name});"]
656 f"for (i = 0; i < {var}->{ref}n_{self.c_name}; i++)",
657 f'{self.nested_render_name}_free(&{var}->{ref}{self.c_name}[i]);',
658 f"free({var}->{ref}{self.c_name});",
661 raise Exception(f"Free of MultiAttr sub-type {self.attr['type']} not supported yet")
676 ri.cw.p(f"for (i = 0; i < {var}->n_{self.c_name}; i++)")
677 ri.cw.p(f"ynl_attr_put_{put_type}(nlh, {self.enum_name}, {var}->{self.c_name}[i]);")
679 ri.cw.p(f"for (i = 0; i < {var}->n_{self.c_name}; i++)")
681 f"{self.enum_name}, &{var}->{self.c_name}[i])")
683 raise Exception(f"Put of MultiAttr sub-type {self.attr['type']} not supported yet")
686 # For multi-attr we have a count, not presence, hack up the presence
687 presence = presence[:-(len('_present.') + len(self.c_name))] + "n_" + self.c_name
700 if 'sub-type' not in self.attr or self.attr['sub-type'] == 'nest':
702 elif self.attr['sub-type'] in scalars:
704 return scalar_pfx + self.attr['sub-type']
706 raise Exception(f"Sub-type {self.attr['sub-type']} not supported yet")
709 if self.attr['sub-type'] in scalars:
720 f'\t{var}->n_{self.c_name}++;',
738 f"parg.data = &{var}->{self.c_name};"]
739 if 'type-value' in self.attr:
740 tv_names = [c_lower(x) for x in self.attr["type-value"]]
743 for level in self.attr["type-value"]:
756 def __init__(self, family, space_name, type_list=None, inherited=None): argument
757 self.family = family
759 self.attr_set = family.attr_sets[space_name]
765 if family.name == c_lower(space_name):
766 self.render_name = c_lower(family.ident_name)
768 self.render_name = c_lower(family.ident_name + '-' + space_name)
770 if self.nested and space_name in family.consts:
792 for name, attr in self.attr_list:
796 self.attrs[name] = attr
830 self.c_name = c_upper(self.enum_set.value_pfx + self.name)
834 def __init__(self, family, yaml): argument
835 self.render_name = c_lower(family.ident_name + '-' + yaml['name'])
837 if 'enum-name' in yaml:
838 if yaml['enum-name']:
839 self.enum_name = 'enum ' + c_lower(yaml['enum-name'])
851 self.value_pfx = yaml.get('name-prefix', f"{family.ident_name}-{yaml['name']}-")
853 self.enum_cnt_name = yaml.get('enum-cnt-name', None)
855 super().__init__(family, yaml)
864 if high - low + 1 != len(self.entries):
871 def __init__(self, family, yaml): argument
872 super().__init__(family, yaml)
875 if 'name-prefix' in yaml:
876 pfx = yaml['name-prefix']
877 elif self.name == family.name:
878 pfx = family.ident_name + '-a-'
880 pfx = f"{family.ident_name}-a-{self.name}-"
882 self.max_name = c_upper(self.yaml.get('attr-max-name', f"{self.name_prefix}max"))
883 self.cnt_name = c_upper(self.yaml.get('attr-cnt-name', f"__{self.name_prefix}max"))
885 self.name_prefix = family.attr_sets[self.subset_of].name_prefix
886 self.max_name = family.attr_sets[self.subset_of].max_name
887 self.cnt_name = family.attr_sets[self.subset_of].cnt_name
894 self.c_name = c_lower(self.name)
897 if self.c_name == self.family.c_name:
902 t = TypeScalar(self.family, self, elem, value)
904 t = TypeUnused(self.family, self, elem, value)
906 t = TypePad(self.family, self, elem, value)
908 t = TypeFlag(self.family, self, elem, value)
910 t = TypeString(self.family, self, elem, value)
912 t = TypeBinary(self.family, self, elem, value)
914 t = TypeBitfield32(self.family, self, elem, value)
916 t = TypeNest(self.family, self, elem, value)
917 elif elem['type'] == 'indexed-array' and 'sub-type' in elem:
918 if elem["sub-type"] in ['nest', 'u32']:
919 t = TypeArrayNest(self.family, self, elem, value)
921 raise Exception(f'new_attr: unsupported sub-type {elem["sub-type"]}')
922 elif elem['type'] == 'nest-type-value':
923 t = TypeNestTypeValue(self.family, self, elem, value)
927 if 'multi-attr' in elem and elem['multi-attr']:
928 t = TypeMultiAttr(self.family, self, elem, value, t)
934 def __init__(self, family, yaml, req_value, rsp_value): argument
935 super().__init__(family, yaml, req_value, rsp_value)
937 self.render_name = c_lower(family.ident_name + '_' + self.name)
952 self.enum_name = self.family.op_prefix + c_upper(self.name)
954 self.enum_name = self.family.async_op_prefix + c_upper(self.name)
960 class Family(SpecFamily): class
978 self.fam_key = c_upper(self.yaml.get('c-family-name', self.yaml["name"] + '_FAMILY_NAME'))
979 … self.ver_key = c_upper(self.yaml.get('c-version-name', self.yaml["name"] + '_FAMILY_VERSION'))
984 if 'uapi-header' in self.yaml:
985 self.uapi_header = self.yaml['uapi-header']
989 self.uapi_header_name = self.uapi_header[6:-2]
996 … if self.yaml.get('protocol', 'genetlink') not in {'genetlink', 'genetlink-c', 'genetlink-legacy'}:
1000 if 'name-prefix' in self.yaml['operations']:
1001 self.op_prefix = c_upper(self.yaml['operations']['name-prefix'])
1003 self.op_prefix = c_upper(self.yaml['name'] + '-cmd-')
1004 if 'async-prefix' in self.yaml['operations']:
1005 self.async_op_prefix = c_upper(self.yaml['operations']['async-prefix'])
1009 self.mcgrps = self.yaml.get('mcast-groups', {'list': []})
1019 # dict space-name -> 'request': set(attrs), 'reply': set(attrs)
1021 # dict space-name -> set('request', 'reply')
1032 self.kernel_policy = self.yaml.get('kernel-policy', 'split')
1062 if 'attribute-set' not in op:
1075 if op['attribute-set'] not in self.root_sets:
1076 self.root_sets[op['attribute-set']] = {'request': req_attrs, 'reply': rsp_attrs}
1078 self.root_sets[op['attribute-set']]['request'].update(req_attrs)
1079 self.root_sets[op['attribute-set']]['reply'].update(rsp_attrs)
1089 name = pns_key_list.pop(0)
1091 for _, spec in self.attr_sets[name].items():
1092 if 'nested-attributes' in spec:
1093 nested = spec['nested-attributes']
1099 struct = self.pure_nested_structs.pop(name)
1100 self.pure_nested_structs[name] = struct
1104 pns_key_seen.add(name)
1106 pns_key_list.append(name)
1115 if 'nested-attributes' not in spec:
1118 nested = spec['nested-attributes']
1128 raise Exception(f'Using attr set as root and nested not supported - {nested}')
1130 if 'type-value' in spec:
1133 inherit.update(set(spec['type-value']))
1134 elif spec['type'] == 'indexed-array':
1140 if 'nested-attributes' in spec:
1141 nested = spec['nested-attributes']
1155 if 'nested-attributes' in spec:
1156 child_name = spec['nested-attributes']
1193 if 'attribute-set' not in op:
1197 attr_set_name = op['attribute-set']
1198 if attr_set_name != op['attribute-set']:
1221 name = op[op_mode][when]
1222 if name in self.hooks[when][op_mode]['set']:
1224 self.hooks[when][op_mode]['set'].add(name)
1225 self.hooks[when][op_mode]['list'].append(name)
1229 def __init__(self, cw, family, ku_space, op, op_mode, attr_set=None): argument
1230 self.family = family
1253 self.attr_set = op['attribute-set']
1257 self.type_name = c_lower(op.name)
1260 if attr_set in family.consts:
1273 self.struct[op_dir] = Struct(family, self.attr_set, type_list=type_list)
1275 … self.struct['reply'] = Struct(family, self.attr_set, type_list=op['event']['attributes'])
1303 if filecmp.cmp(self._out.name, self._out_file, shallow=False):
1328 if line[-1] == ':':
1329 ind -= 1
1351 self._ind -= 1
1373 def write_func_prot(self, qual_ret, name, args=None, doc=None, suffix=''): argument
1383 if qual_ret[-1] != '*':
1385 oneline += f"{name}({', '.join(args)}){suffix}"
1395 elif qual_ret[-1] != '*':
1397 v += name + '('
1399 delta_ind = len(v) - len(ind)
1427 def write_func(self, qual_ret, name, body, args=None, local_vars=None): argument
1428 self.write_func_prot(qual_ret=qual_ret, name=name, args=args)
1444 line += '\t' * ((longest - len(define[0]) + 7) // 8)
1457 line += '\t' * ((longest - len(one[0]) - 1 + 7) // 8)
1554 return f"{ri.family.c_name}{suffix}"
1615 cw.p(f'{arg_name} = ffs({arg_name}) - 1;')
1623 def put_op_name_fwd(family, cw): argument
1624 cw.write_func_prot('const char *', f'{family.c_name}_op_str', ['int op'], suffix=';')
1627 def put_op_name(family, cw): argument
1628 map_name = f'{family.c_name}_op_strmap'
1630 for op_name, op in family.msgs.items():
1634 if family.rsp_by_value[op.rsp_value] != op:
1645 _put_enum_to_str_helper(cw, family.c_name + '_op', map_name, 'op')
1648 def put_enum_to_str_fwd(family, cw, enum): argument
1653 def put_enum_to_str(family, cw, enum): argument
1657 cw.p(f'[{entry.value}] = "{entry.name}",')
1709 iter_line = "ynl_attr_for_each(attr, nlh, yarg->ys->family->hdr_len)"
1715 if aspec['type'] == 'indexed-array' and 'sub-type' in aspec:
1716 if aspec["sub-type"] == 'nest':
1719 elif aspec['sub-type'] in scalars:
1723 raise Exception(f'Not supported sub-type {aspec["sub-type"]}')
1724 if 'multi-attr' in aspec:
1726 needs_parg |= 'nested-attributes' in aspec
1731 init_lines.append('parg.ys = yarg->ys;')
1746 ri.cw.p(f'dst->{arg} = {arg};')
1750 ri.cw.p(f"memcpy(&dst->_hdr, hdr, sizeof({ri.fixed_hdr}));")
1753 ri.cw.p(f"if (dst->{aspec.c_name})")
1754 …'return ynl_error_parse(yarg, "attribute already present ({struct.attr_set.name}.{aspec.name})");')
1774 ri.cw.p(f"dst->{aspec.c_name} = calloc(n_{aspec.c_name}, sizeof(*dst->{aspec.c_name}));")
1775 ri.cw.p(f"dst->n_{aspec.c_name} = n_{aspec.c_name};")
1777 if 'nested-attributes' in aspec:
1780 if 'nested-attributes' in aspec:
1781 ri.cw.p(f"parg.data = &dst->{aspec.c_name}[i];")
1785 ri.cw.p(f"dst->{aspec.c_name}[i] = ynl_attr_get_{aspec.sub_type}(attr);")
1787 raise Exception(f"Nest parsing type not supported in {aspec['name']}")
1796 ri.cw.p(f"dst->{aspec.c_name} = calloc(n_{aspec.c_name}, sizeof(*dst->{aspec.c_name}));")
1797 ri.cw.p(f"dst->n_{aspec.c_name} = n_{aspec.c_name};")
1799 if 'nested-attributes' in aspec:
1803 if 'nested-attributes' in aspec:
1804 ri.cw.p(f"parg.data = &dst->{aspec.c_name}[i];")
1808 ri.cw.p(f"dst->{aspec.c_name}[i] = ynl_attr_get_{aspec.type}(attr);")
1839 f'{struct.ptr_name}dst = yarg->data;']
1861 init_lines = ['dst = yarg->data;']
1877 ret_err = '-1'
1903 ri.cw.p(f"ys->req_policy = &{ri.struct['request'].render_name}_nest;")
1909 ri.cw.p("hdr_len = sizeof(req->_hdr);")
1911 ri.cw.p("memcpy(hdr, &req->_hdr, hdr_len);")
1932 ri.cw.p('return -1;')
1973 ri.cw.p("hdr_len = sizeof(req->_hdr);")
1975 ri.cw.p("memcpy(hdr, &req->_hdr, hdr_len);")
1979 ri.cw.p(f"ys->req_policy = &{ri.struct['request'].render_name}_nest;")
2009 name = op_prefix(ri, direction)
2010 ri.cw.write_func_prot(f'static inline struct {name} *', f"{name}_alloc", [f"void"])
2012 ri.cw.p(f'return calloc(1, sizeof(struct {name}));')
2017 name = op_prefix(ri, direction)
2018 struct_name = name
2022 ri.cw.write_func_prot('void', f"{name}_free", [f"struct {struct_name} *{arg}"], suffix=suffix)
2033 ri.cw.block_start(line=f"struct {ri.family.c_name}{suffix}")
2130 ri.cw.p('__u16 family;')
2191 ri.cw.p('next = rsp->next;')
2212 if terminate and ri and policy_should_be_static(struct.family):
2218 if ri and policy_should_be_static(struct.family):
2227 name = ri.op.render_name
2229 name += '_' + ri.op_mode
2231 name = struct.render_name
2232 cw.p(f"{prefix}const struct nla_policy {name}_nl_policy[{max_attr.enum_name} + 1]{suffix}")
2237 cw.ifdef_block(ri.op.get('config-cond', None))
2246 def kernel_can_gen_family_struct(family): argument
2247 return family.proto == 'genetlink'
2250 def policy_should_be_static(family): argument
2251 return family.kernel_policy == 'split' or kernel_can_gen_family_struct(family)
2254 def print_kernel_policy_ranges(family, cw): argument
2256 for _, attr_set in family.attr_sets.items():
2263 if 'full-range' not in attr.checks:
2283 def print_kernel_op_table_fwd(family, cw, terminate): argument
2284 exported = not kernel_can_gen_family_struct(family)
2287 cw.p(f"/* Ops table for {family.ident_name} */")
2290 'per-op': 'genl_ops',
2292 struct_type = pol_to_struct[family.kernel_policy]
2296 elif family.kernel_policy == 'split':
2298 for op in family.ops.values():
2304 cnt = len(family.ops)
2307 line = f"{qual} struct {struct_type} {family.c_name}_nl_ops[{cnt}]"
2317 for name in family.hooks['pre']['do']['list']:
2318 cw.write_func_prot('int', c_lower(name),
2321 for name in family.hooks['post']['do']['list']:
2322 cw.write_func_prot('void', c_lower(name),
2325 for name in family.hooks['pre']['dump']['list']:
2326 cw.write_func_prot('int', c_lower(name),
2328 for name in family.hooks['post']['dump']['list']:
2329 cw.write_func_prot('int', c_lower(name),
2334 for op_name, op in family.ops.items():
2339 name = c_lower(f"{family.ident_name}-nl-{op_name}-doit")
2340 cw.write_func_prot('int', name,
2344 name = c_lower(f"{family.ident_name}-nl-{op_name}-dumpit")
2345 cw.write_func_prot('int', name,
2350 def print_kernel_op_table_hdr(family, cw): argument
2351 print_kernel_op_table_fwd(family, cw, terminate=True)
2354 def print_kernel_op_table(family, cw): argument
2355 print_kernel_op_table_fwd(family, cw, terminate=False)
2356 if family.kernel_policy == 'global' or family.kernel_policy == 'per-op':
2357 for op_name, op in family.ops.items():
2361 cw.ifdef_block(op.get('config-cond', None))
2364 if 'dont-validate' in op:
2366 ' | '.join([c_upper('genl-dont-validate-' + x)
2367 for x in op['dont-validate']])), )
2370 name = c_lower(f"{family.ident_name}-nl-{op_name}-{op_mode}it")
2371 members.append((op_mode + 'it', name))
2372 if family.kernel_policy == 'per-op':
2373 struct = Struct(family, op['attribute-set'],
2376 name = c_lower(f"{family.ident_name}-{op_name}-nl-policy")
2377 members.append(('policy', name))
2380 members.append(('flags', ' | '.join([c_upper('genl-' + x) for x in op['flags']])))
2383 elif family.kernel_policy == 'split':
2387 for op_name, op in family.ops.items():
2392 cw.ifdef_block(op.get('config-cond', None))
2395 if 'dont-validate' in op:
2397 for x in op['dont-validate']:
2398 if op_mode == 'do' and x in ['dump', 'dump-strict']:
2406 ' | '.join([c_upper('genl-dont-validate-' + x)
2408 name = c_lower(f"{family.ident_name}-nl-{op_name}-{op_mode}it")
2411 members.append((op_mode + 'it', name))
2415 struct = Struct(family, op['attribute-set'],
2419 name = c_lower(f"{family.ident_name}-{op_name}-{op_mode}-nl-policy")
2421 name = c_lower(f"{family.ident_name}-{op_name}-nl-policy")
2422 members.append(('policy', name))
2424 flags = (op['flags'] if 'flags' in op else []) + ['cmd-cap-' + op_mode]
2425 members.append(('flags', ' | '.join([c_upper('genl-' + x) for x in flags])))
2434 def print_kernel_mcgrp_hdr(family, cw): argument
2435 if not family.mcgrps['list']:
2439 for grp in family.mcgrps['list']:
2440 grp_id = c_upper(f"{family.ident_name}-nlgrp-{grp['name']},")
2446 def print_kernel_mcgrp_src(family, cw): argument
2447 if not family.mcgrps['list']:
2450 cw.block_start('static const struct genl_multicast_group ' + family.c_name + '_nl_mcgrps[] =')
2451 for grp in family.mcgrps['list']:
2452 name = grp['name']
2453 grp_id = c_upper(f"{family.ident_name}-nlgrp-{name}")
2454 cw.p('[' + grp_id + '] = { "' + name + '", },')
2459 def print_kernel_family_struct_hdr(family, cw): argument
2460 if not kernel_can_gen_family_struct(family):
2463 cw.p(f"extern struct genl_family {family.c_name}_nl_family;")
2465 if 'sock-priv' in family.kernel_family:
2466 cw.p(f'void {family.c_name}_nl_sock_priv_init({family.kernel_family["sock-priv"]} *priv);')
2467 … cw.p(f'void {family.c_name}_nl_sock_priv_destroy({family.kernel_family["sock-priv"]} *priv);')
2471 def print_kernel_family_struct_src(family, cw): argument
2472 if not kernel_can_gen_family_struct(family):
2475 if 'sock-priv' in family.kernel_family:
2477 cw.write_func("static void", f"__{family.c_name}_nl_sock_priv_init",
2478 [f"{family.c_name}_nl_sock_priv_init(priv);"],
2481 cw.write_func("static void", f"__{family.c_name}_nl_sock_priv_destroy",
2482 [f"{family.c_name}_nl_sock_priv_destroy(priv);"],
2486 cw.block_start(f"struct genl_family {family.ident_name}_nl_family __ro_after_init =")
2487 cw.p('.name\t\t= ' + family.fam_key + ',')
2488 cw.p('.version\t= ' + family.ver_key + ',')
2492 if family.kernel_policy == 'per-op':
2493 cw.p(f'.ops\t\t= {family.c_name}_nl_ops,')
2494 cw.p(f'.n_ops\t\t= ARRAY_SIZE({family.c_name}_nl_ops),')
2495 elif family.kernel_policy == 'split':
2496 cw.p(f'.split_ops\t= {family.c_name}_nl_ops,')
2497 cw.p(f'.n_split_ops\t= ARRAY_SIZE({family.c_name}_nl_ops),')
2498 if family.mcgrps['list']:
2499 cw.p(f'.mcgrps\t\t= {family.c_name}_nl_mcgrps,')
2500 cw.p(f'.n_mcgrps\t= ARRAY_SIZE({family.c_name}_nl_mcgrps),')
2501 if 'sock-priv' in family.kernel_family:
2502 cw.p(f'.sock_priv_size\t= sizeof({family.kernel_family["sock-priv"]}),')
2503 cw.p(f'.sock_priv_init\t= __{family.c_name}_nl_sock_priv_init,')
2504 cw.p(f'.sock_priv_destroy = __{family.c_name}_nl_sock_priv_destroy,')
2508 def uapi_enum_start(family, cw, obj, ckey='', enum_name='enum-name'): argument
2514 start_line = 'enum ' + family.c_name + '_' + c_lower(obj[ckey])
2518 def render_uapi_unified(family, cw, max_by_define, separate_ntf): argument
2519 max_name = c_upper(family.get('cmd-max-name', f"{family.op_prefix}MAX"))
2520 cnt_name = c_upper(family.get('cmd-cnt-name', f"__{family.op_prefix}MAX"))
2521 max_value = f"({cnt_name} - 1)"
2523 uapi_enum_start(family, cw, family['operations'], 'enum-name')
2525 for op in family.msgs.values():
2545 def render_uapi_directional(family, cw, max_by_define): argument
2546 max_name = f"{family.op_prefix}USER_MAX"
2547 cnt_name = f"__{family.op_prefix}USER_CNT"
2548 max_value = f"({cnt_name} - 1)"
2551 cw.p(c_upper(f'{family.name}_MSG_USER_NONE = 0,'))
2553 for op in family.msgs.values():
2570 max_name = f"{family.op_prefix}KERNEL_MAX"
2571 cnt_name = f"__{family.op_prefix}KERNEL_CNT"
2572 max_value = f"({cnt_name} - 1)"
2575 cw.p(c_upper(f'{family.name}_MSG_KERNEL_NONE = 0,'))
2577 for op in family.msgs.values():
2599 def render_uapi(family, cw): argument
2600 hdr_prot = f"_UAPI_LINUX_{c_upper(family.uapi_header_name)}_H"
2606 defines = [(family.fam_key, family["name"]),
2607 (family.ver_key, family.get('version', 1))]
2612 for const in family['definitions']:
2623 enum = family.consts[const['name']]
2633 doc = ' - ' + enum['doc']
2644 uapi_enum_start(family, cw, const, 'name')
2645 name_pfx = const.get('name-prefix', f"{family.ident_name}-{const['name']}-")
2652 if const.get('render-max', False):
2665 cw.p(max_name + ' = (' + c_upper(cnt_name) + ' - 1)')
2669 defines.append([c_upper(family.get('c-define-name',
2670 f"{family.ident_name}-{const['name']}")),
2677 max_by_define = family.get('max-by-define', False)
2679 for _, attr_set in family.attr_sets.items():
2683 max_value = f"({attr_set.cnt_name} - 1)"
2686 uapi_enum_start(family, cw, attr_set.yaml, 'enum-name')
2705 separate_ntf = 'async-prefix' in family['operations']
2707 if family.msg_id_model == 'unified':
2708 render_uapi_unified(family, cw, max_by_define, separate_ntf)
2709 elif family.msg_id_model == 'directional':
2710 render_uapi_directional(family, cw, max_by_define)
2712 raise Exception(f'Unsupported message enum-model {family.msg_id_model}')
2715 uapi_enum_start(family, cw, family['operations'], enum_name='async-enum')
2716 for op in family.msgs.values():
2729 for grp in family.mcgrps['list']:
2730 name = grp['name']
2731 defines.append([c_upper(grp.get('c-define-name', f"{family.ident_name}-mcgrp-{name}")),
2732 f'{name}'])
2750 def render_user_family(family, cw, prototype): argument
2751 symbol = f'const struct ynl_family ynl_{family.c_name}_family'
2756 if family.ntfs:
2757 cw.block_start(line=f"static const struct ynl_ntf_info {family['name']}_ntf_info[] = ")
2758 for ntf_op_name, ntf_op in family.ntfs.items():
2760 op = family.ops[ntf_op['notify']]
2761 ri = RenderInfo(cw, family, "user", op, "notify")
2763 ri = RenderInfo(cw, family, "user", ntf_op, "event")
2767 for op_name, op in family.ops.items():
2770 ri = RenderInfo(cw, family, "user", op, "event")
2776 cw.p(f'.name\t\t= "{family.c_name}",')
2777 if family.fixed_header:
2778 … cw.p(f'.hdr_len\t= sizeof(struct genlmsghdr) + sizeof(struct {c_lower(family.fixed_header)}),')
2781 if family.ntfs:
2782 cw.p(f".ntf_info\t= {family['name']}_ntf_info,")
2783 cw.p(f".ntf_info_size\t= YNL_ARRAY_SIZE({family['name']}_ntf_info),")
2787 def family_contains_bitfield32(family): argument
2788 for _, attr_set in family.attr_sets.items():
2804 return full_path, sub_path[:-1]
2809 parser.add_argument('--mode', dest='mode', type=str, required=True,
2811 parser.add_argument('--spec', dest='spec', type=str, required=True)
2812 parser.add_argument('--header', dest='header', action='store_true', default=None)
2813 parser.add_argument('--source', dest='header', action='store_false')
2814 parser.add_argument('--user-header', nargs='+', default=[])
2815 parser.add_argument('--cmp-out', action='store_true', default=None,
2817 parser.add_argument('--exclude-op', action='append', default=[])
2818 parser.add_argument('-o', dest='out_file', type=str, default=None)
2822 parser.error("--header or --source is required")
2827 parsed = Family(args.spec, exclude_ops)
2828 if parsed.license != '((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause)':
2830 print('License must be: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause)')
2841 cw.p(f'/* SPDX-License-Identifier: {parsed.license} */')
2843 cw.p(f'// SPDX-License-Identifier: {parsed.license}')
2844 cw.p("/* Do not edit directly, auto-generated from: */")
2846 cw.p(f"/* YNL-GEN {args.mode} {'header' if args.header else 'source'} */")
2849 line += ' --user-header '.join([''] + args.user_header)
2850 line += ' --exclude-op '.join([''] + args.exclude_op)
2851 cw.p(f'/* YNL-ARG{line} */')
2865 hdr_file = os.path.basename(args.out_file[:-2]) + ".h"
2926 cw.p(f"/* Global operation policy for {parsed.name} */")
2932 if parsed.kernel_policy in {'per-op', 'split'}:
2955 cw.p(f"/* Global operation policy for {parsed.name} */")
2962 if parsed.kernel_policy in {'per-op', 'split'}:
2965 cw.p(f"/* {op.enum_name} - {op_mode} */")
2979 for name, const in parsed.consts.items():
2996 cw.p(f"/* {op.enum_name} - do */")
3008 cw.p(f"/* {op.enum_name} - dump */")
3019 cw.p(f"/* {op.enum_name} - notify */")
3022 … raise Exception(f'Only notifications with consistent types supported ({op.name})')
3028 cw.p(f"/* {op.enum_name} - event */")
3037 for name, const in parsed.consts.items():
3050 for name in parsed.pure_nested_structs:
3051 struct = Struct(parsed, name)
3053 for name in parsed.root_sets:
3054 struct = Struct(parsed, name)
3079 cw.p(f"/* {op.enum_name} - do */")
3088 cw.p(f"/* {op.enum_name} - dump */")
3098 cw.p(f"/* {op.enum_name} - notify */")
3101 … raise Exception(f'Only notifications with consistent types supported ({op.name})')
3106 cw.p(f"/* {op.enum_name} - event */")