Family nlctrl netlink specification¶
Summary¶
genetlink meta-family that exposes information about all genetlink families registered in the kernel (including itself).
Operations¶
getfamily¶
Get / dump genetlink families
- attribute-set:
- do:
- request
- attributes:
- [ - family-name]
 
- reply
- attributes:
- [ - family-id,- family-name,- hdrsize,- maxattr,- mcast-groups,- ops,- version]
 
 
- dump:
- reply
- attributes:
- [ - family-id,- family-name,- hdrsize,- maxattr,- mcast-groups,- ops,- version]
 
 
getpolicy¶
Get / dump genetlink policies
- attribute-set:
- dump:
- request
- attributes:
- [ - family-name,- family-id,- op]
 
- reply
- attributes:
- [ - family-id,- op-policy,- policy]
 
 
Definitions¶
op-flags¶
- type:
- flags 
- enum-name:
- None 
- entries:
- admin-perm
- cmd-cap-do
- cmd-cap-dump
- cmd-cap-haspol
- uns-admin-perm
 
attr-type¶
- enum-name:
- netlink-attribute-type 
- type:
- enum 
- entries:
- invalid
- flag
- u8
- u16
- u32
- u64
- s8
- s16
- s32
- s64
- binary
- string
- nul-string
- nested
- nested-array
- bitfield32
- sint
- uint
 
Attribute sets¶
ctrl-attrs¶
family-id (u16)¶
family-name (string)¶
version (u32)¶
hdrsize (u32)¶
maxattr (u32)¶
ops (indexed-array)¶
- sub-type:
- nest 
- nested-attributes:
mcast-groups (indexed-array)¶
- sub-type:
- nest 
- nested-attributes:
policy (nest-type-value)¶
- type-value:
- [‘policy-id’, ‘attr-id’] 
- nested-attributes:
op-policy (nest-type-value)¶
- type-value:
- [‘op-id’] 
- nested-attributes:
op (u32)¶
mcast-group-attrs¶
name (string)¶
id (u32)¶
op-attrs¶
id (u32)¶
flags (u32)¶
- enum:
- enum-as-flags:
- True 
policy-attrs¶
type (u32)¶
- enum: