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-rw-r--r--Documentation/netlink/genetlink-c.yaml45
1 files changed, 38 insertions, 7 deletions
diff --git a/Documentation/netlink/genetlink-c.yaml b/Documentation/netlink/genetlink-c.yaml
index 9806c44f60..c58f7153fc 100644
--- a/Documentation/netlink/genetlink-c.yaml
+++ b/Documentation/netlink/genetlink-c.yaml
@@ -13,6 +13,11 @@ $defs:
type: [ string, integer ]
pattern: ^[0-9A-Za-z_]+( - 1)?$
minimum: 0
+ len-or-limit:
+ # literal int or limit based on fixed-width type e.g. u8-min, u16-max, etc.
+ type: [ string, integer ]
+ pattern: ^[su](8|16|32|64)-(min|max)$
+ minimum: 0
# Schema for specs
title: Protocol
@@ -26,10 +31,6 @@ properties:
type: string
doc:
type: string
- version:
- description: Generic Netlink family version. Default is 1.
- type: integer
- minimum: 1
protocol:
description: Schema compatibility level. Default is "genetlink".
enum: [ genetlink, genetlink-c ]
@@ -46,6 +47,12 @@ properties:
max-by-define:
description: Makes the number of attributes and commands be specified by a define, not an enum value.
type: boolean
+ cmd-max-name:
+ description: Name of the define for the last operation in the list.
+ type: string
+ cmd-cnt-name:
+ description: The explicit name for constant holding the count of operations (last operation + 1).
+ type: string
# End genetlink-c
definitions:
@@ -142,13 +149,14 @@ properties:
type: array
items:
type: object
- required: [ name, type ]
+ required: [ name ]
additionalProperties: False
properties:
name:
type: string
type: &attr-type
- enum: [ unused, pad, flag, binary, u8, u16, u32, u64, s32, s64,
+ enum: [ unused, pad, flag, binary,
+ uint, sint, u8, u16, u32, u64, s32, s64,
string, nest, array-nest, nest-type-value ]
doc:
description: Documentation of the attribute.
@@ -187,13 +195,19 @@ properties:
type: string
min:
description: Min value for an integer attribute.
- type: integer
+ $ref: '#/$defs/len-or-limit'
+ max:
+ description: Max value for an integer attribute.
+ $ref: '#/$defs/len-or-limit'
min-len:
description: Min length for a binary attribute.
$ref: '#/$defs/len-or-define'
max-len:
description: Max length for a string or a binary attribute.
$ref: '#/$defs/len-or-define'
+ exact-len:
+ description: Exact length for a string or a binary attribute.
+ $ref: '#/$defs/len-or-define'
sub-type: *attr-type
display-hint: &display-hint
description: |
@@ -215,6 +229,18 @@ properties:
not:
required: [ name-prefix ]
+ # type property is only required if not in subset definition
+ if:
+ properties:
+ subset-of:
+ not:
+ type: string
+ then:
+ properties:
+ attributes:
+ items:
+ required: [ type ]
+
operations:
description: Operations supported by the protocol.
type: object
@@ -275,6 +301,11 @@ properties:
type: array
items:
enum: [ strict, dump, dump-strict ]
+ config-cond:
+ description: |
+ Name of the kernel config option gating the presence of
+ the operation, without the 'CONFIG_' prefix.
+ type: string
do: &subop-type
description: Main command handler.
type: object