1 # SPDX-License-Identifier: GPL-2.0-only <<
2 # 1 #
3 # XFRM configuration 2 # XFRM configuration
4 # 3 #
5 config XFRM 4 config XFRM
6 bool !! 5 bool
7 depends on INET !! 6 select CRYPTO
8 select GRO_CELLS !! 7 depends on NET
9 select SKB_EXTENSIONS <<
10 8
11 config XFRM_OFFLOAD <<
12 bool <<
13 <<
14 config XFRM_ALGO <<
15 tristate <<
16 select XFRM <<
17 select CRYPTO <<
18 select CRYPTO_AEAD <<
19 select CRYPTO_HASH <<
20 select CRYPTO_SKCIPHER <<
21 <<
22 if INET <<
23 config XFRM_USER 9 config XFRM_USER
24 tristate "Transformation user configur 10 tristate "Transformation user configuration interface"
25 select XFRM_ALGO !! 11 depends on INET && XFRM
26 help !! 12 ---help---
27 Support for Transformation(XFRM) use 13 Support for Transformation(XFRM) user configuration interface
28 like IPsec used by native Linux tool 14 like IPsec used by native Linux tools.
29 15
30 If unsure, say Y. 16 If unsure, say Y.
31 17
32 config XFRM_USER_COMPAT <<
33 tristate "Compatible ABI support" <<
34 depends on XFRM_USER && COMPAT_FOR_U64 <<
35 HAVE_EFFICIENT_UNALIGNED_ACCES <<
36 select WANT_COMPAT_NETLINK_MESSAGES <<
37 help <<
38 Transformation(XFRM) user configurat <<
39 used by compatible Linux application <<
40 <<
41 If unsure, say N. <<
42 <<
43 config XFRM_INTERFACE <<
44 tristate "Transformation virtual inter <<
45 depends on XFRM && IPV6 <<
46 help <<
47 This provides a virtual interface to <<
48 <<
49 If unsure, say N. <<
50 <<
51 config XFRM_SUB_POLICY 18 config XFRM_SUB_POLICY
52 bool "Transformation sub policy suppor !! 19 bool "Transformation sub policy support (EXPERIMENTAL)"
53 depends on XFRM !! 20 depends on XFRM && EXPERIMENTAL
54 help !! 21 ---help---
55 Support sub policy for developers. B 22 Support sub policy for developers. By using sub policy with main
56 one, two policies can be applied to 23 one, two policies can be applied to the same packet at once.
57 Policy which lives shorter time in k 24 Policy which lives shorter time in kernel should be a sub.
58 25
59 If unsure, say N. 26 If unsure, say N.
60 27
61 config XFRM_MIGRATE 28 config XFRM_MIGRATE
62 bool "Transformation migrate database" !! 29 bool "Transformation migrate database (EXPERIMENTAL)"
63 depends on XFRM !! 30 depends on XFRM && EXPERIMENTAL
64 help !! 31 ---help---
65 A feature to update locator(s) of a 32 A feature to update locator(s) of a given IPsec security
66 association dynamically. This featu 33 association dynamically. This feature is required, for
67 instance, in a Mobile IPv6 environme 34 instance, in a Mobile IPv6 environment with IPsec configuration
68 where mobile nodes change their atta 35 where mobile nodes change their attachment point to the Internet.
69 36
70 If unsure, say N. 37 If unsure, say N.
71 38
72 config XFRM_STATISTICS 39 config XFRM_STATISTICS
73 bool "Transformation statistics" !! 40 bool "Transformation statistics (EXPERIMENTAL)"
74 depends on XFRM && PROC_FS !! 41 depends on INET && XFRM && PROC_FS && EXPERIMENTAL
75 help !! 42 ---help---
76 This statistics is not a SNMP/MIB sp 43 This statistics is not a SNMP/MIB specification but shows
77 statistics about transformation erro 44 statistics about transformation error (or almost error) factor
78 at packet processing for developer. 45 at packet processing for developer.
79 46
80 If unsure, say N. 47 If unsure, say N.
81 48
82 # This option selects XFRM_ALGO along with the <<
83 # RFC 8221 lists as MUST be implemented. <<
84 config XFRM_AH <<
85 tristate <<
86 select XFRM_ALGO <<
87 select CRYPTO <<
88 select CRYPTO_HMAC <<
89 select CRYPTO_SHA256 <<
90 <<
91 # This option selects XFRM_ALGO along with the <<
92 # algorithms that RFC 8221 lists as MUST be im <<
93 config XFRM_ESP <<
94 tristate <<
95 select XFRM_ALGO <<
96 select CRYPTO <<
97 select CRYPTO_AES <<
98 select CRYPTO_AUTHENC <<
99 select CRYPTO_CBC <<
100 select CRYPTO_ECHAINIV <<
101 select CRYPTO_GCM <<
102 select CRYPTO_HMAC <<
103 select CRYPTO_SEQIV <<
104 select CRYPTO_SHA256 <<
105 <<
106 config XFRM_IPCOMP 49 config XFRM_IPCOMP
107 tristate 50 tristate
108 select XFRM_ALGO !! 51 select XFRM
109 select CRYPTO 52 select CRYPTO
110 select CRYPTO_DEFLATE 53 select CRYPTO_DEFLATE
111 54
112 config NET_KEY 55 config NET_KEY
113 tristate "PF_KEY sockets" 56 tristate "PF_KEY sockets"
114 select XFRM_ALGO !! 57 select XFRM
115 help !! 58 ---help---
116 PF_KEYv2 socket family, compatible t 59 PF_KEYv2 socket family, compatible to KAME ones.
117 They are required if you are going t 60 They are required if you are going to use IPsec tools ported
118 from KAME. 61 from KAME.
119 62
120 Say Y unless you know what you are d 63 Say Y unless you know what you are doing.
121 64
122 config NET_KEY_MIGRATE 65 config NET_KEY_MIGRATE
123 bool "PF_KEY MIGRATE" !! 66 bool "PF_KEY MIGRATE (EXPERIMENTAL)"
124 depends on NET_KEY !! 67 depends on NET_KEY && EXPERIMENTAL
125 select XFRM_MIGRATE 68 select XFRM_MIGRATE
126 help !! 69 ---help---
127 Add a PF_KEY MIGRATE message to PF_K 70 Add a PF_KEY MIGRATE message to PF_KEYv2 socket family.
128 The PF_KEY MIGRATE message is used t 71 The PF_KEY MIGRATE message is used to dynamically update
129 locator(s) of a given IPsec security 72 locator(s) of a given IPsec security association.
130 This feature is required, for instan 73 This feature is required, for instance, in a Mobile IPv6
131 environment with IPsec configuration 74 environment with IPsec configuration where mobile nodes
132 change their attachment point to the 75 change their attachment point to the Internet. Detail
133 information can be found in the inte 76 information can be found in the internet-draft
134 <draft-sugimoto-mip6-pfkey-migrate>. 77 <draft-sugimoto-mip6-pfkey-migrate>.
135 78
136 If unsure, say N. 79 If unsure, say N.
137 80
138 config XFRM_ESPINTCP <<
139 bool <<
140 <<
141 endif # INET <<
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