2 * Copyright (c) 2015 Cisco and/or its affiliates.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at:
7 * http://www.apache.org/licenses/LICENSE-2.0
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
15 #include <vnet/vnet.h>
16 #include <vnet/api_errno.h>
17 #include <vnet/ip/ip.h>
18 #include <vnet/interface.h>
20 #include <vnet/ipsec/ipsec.h>
21 #include <vnet/ipsec/ikev2.h>
22 #include <vnet/ipsec/ikev2_priv.h>
24 u8 * format_ikev2_sa_transform(u8 * s, va_list * args)
26 ikev2_sa_transform_t * tr = va_arg (*args, ikev2_sa_transform_t *);
31 if (tr->type >= IKEV2_TRANSFORM_NUM_TYPES)
34 s = format(s,"%U:", format_ikev2_transform_type, tr->type);
38 case IKEV2_TRANSFORM_TYPE_ENCR:
39 s = format(s, "%U", format_ikev2_transform_encr_type, tr->encr_type);
41 case IKEV2_TRANSFORM_TYPE_PRF:
42 s = format(s, "%U", format_ikev2_transform_prf_type, tr->prf_type);
44 case IKEV2_TRANSFORM_TYPE_INTEG:
45 s = format(s, "%U", format_ikev2_transform_integ_type, tr->integ_type);
47 case IKEV2_TRANSFORM_TYPE_DH:
48 s = format(s, "%U", format_ikev2_transform_dh_type, tr->dh_type);
50 case IKEV2_TRANSFORM_TYPE_ESN:
51 s = format(s, "%U", format_ikev2_transform_esn_type, tr->esn_type);
57 if (tr->type == IKEV2_TRANSFORM_TYPE_ENCR &&
58 tr->encr_type == IKEV2_TRANSFORM_ENCR_TYPE_AES_CBC && tr->key_len)
59 s = format(s, "-%u", tr->key_len * 8);
60 else if (vec_len(tr->attrs) == 4 && tr->attrs[0] == 0x80 && tr->attrs[1] == 0x0e)
61 s = format(s, "-%u", tr->attrs[2] * 256 + tr->attrs[3]);
62 else if (vec_len(tr->attrs))
63 s = format(s, "(unknown attr %U)", format_hex_bytes,
64 tr->attrs, vec_len(tr->attrs));
69 #define MACRO_FORMAT(lc) \
70 u8 * format_ikev2_##lc (u8 * s, va_list * args) \
72 u32 i = va_arg (*args, u32); \
77 return format (s, "unknown (%u)", i); \
79 s = format (s, "%s", t); \
83 #define MACRO_UNFORMAT(lc) \
85 unformat_ikev2_##lc (unformat_input_t * input, \
88 u32 * r = va_arg (*args, u32 *); \
96 #define _(v,f,str) case IKEV2_AUTH_METHOD_##f: t = str; break;
97 MACRO_FORMAT(auth_method)
99 #define _(v,f,str) else if (unformat (input, str)) *r = IKEV2_AUTH_METHOD_##f;
100 MACRO_UNFORMAT(auth_method)
103 #define _(v,f,str) case IKEV2_TRANSFORM_TYPE_##f: t = str; break;
104 MACRO_FORMAT(transform_type)
106 #define _(v,f,str) else if (unformat (input, str)) *r = IKEV2_TRANSFORM_TYPE_##f;
107 MACRO_UNFORMAT(transform_type)
110 #define _(v,f) case IKEV2_NOTIFY_MSG_##f: t = #f; break;
111 MACRO_FORMAT(notify_msg_type)
114 #define _(v,f,str) case IKEV2_ID_TYPE_##f: t = str; break;
115 MACRO_FORMAT(id_type)
117 #define _(v,f,str) else if (unformat (input, str)) *r = IKEV2_ID_TYPE_##f;
118 MACRO_UNFORMAT(id_type)
121 #define _(v,f,str) case IKEV2_TRANSFORM_ENCR_TYPE_##f: t = str; break;
122 MACRO_FORMAT(transform_encr_type)
124 #define _(v,f,str) else if (unformat (input, str)) *r = IKEV2_TRANSFORM_ENCR_TYPE_##f;
125 MACRO_UNFORMAT(transform_encr_type)
128 #define _(v,f,str) case IKEV2_TRANSFORM_PRF_TYPE_##f: t = str; break;
129 MACRO_FORMAT(transform_prf_type)
131 #define _(v,f,str) else if (unformat (input, str)) *r = IKEV2_TRANSFORM_PRF_TYPE_##f;
132 MACRO_UNFORMAT(transform_prf_type)
135 #define _(v,f,str) case IKEV2_TRANSFORM_INTEG_TYPE_##f: t = str; break;
136 MACRO_FORMAT(transform_integ_type)
138 #define _(v,f,str) else if (unformat (input, str)) *r = IKEV2_TRANSFORM_INTEG_TYPE_##f;
139 MACRO_UNFORMAT(transform_integ_type)
142 #define _(v,f,str) case IKEV2_TRANSFORM_DH_TYPE_##f: t = str; break;
143 MACRO_FORMAT(transform_dh_type)
145 #define _(v,f,str) else if (unformat (input, str)) *r = IKEV2_TRANSFORM_DH_TYPE_##f;
146 MACRO_UNFORMAT(transform_dh_type)
149 #define _(v,f,str) case IKEV2_TRANSFORM_ESN_TYPE_##f: t = str; break;
150 MACRO_FORMAT(transform_esn_type)
152 #define _(v,f,str) else if (unformat (input, str)) *r = IKEV2_TRANSFORM_ESN_TYPE_##f;
153 MACRO_UNFORMAT(transform_esn_type)