/* * Copyright (c) 2015 Cisco and/or its affiliates. * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at: * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ #include <vnet/vnet.h> #include <vnet/api_errno.h> #include <vnet/ip/ip.h> #include <vnet/interface.h> #include <vnet/ipsec/ipsec.h> #include <plugins/ikev2/ikev2.h> #include <plugins/ikev2/ikev2_priv.h> u8 * format_ikev2_sa_transform (u8 * s, va_list * args) { ikev2_sa_transform_t *tr = va_arg (*args, ikev2_sa_transform_t *); if (!tr) return s; if (tr->type >= IKEV2_TRANSFORM_NUM_TYPES) return s; s = format (s, "%U:", format_ikev2_transform_type, tr->type); switch (tr->type) { case IKEV2_TRANSFORM_TYPE_ENCR: s = format (s, "%U", format_ikev2_transform_encr_type, tr->encr_type); break; case IKEV2_TRANSFORM_TYPE_PRF: s = format (s, "%U", format_ikev2_transform_prf_type, tr->prf_type); break; case IKEV2_TRANSFORM_TYPE_INTEG: s = format (s, "%U", format_ikev2_transform_integ_type, tr->integ_type); break; case IKEV2_TRANSFORM_TYPE_DH: s = format (s, "%U", format_ikev2_transform_dh_type, tr->dh_type); break; case IKEV2_TRANSFORM_TYPE_ESN: s = format (s, "%U", format_ikev2_transform_esn_type, tr->esn_type); break; default: break; } if (tr->type == IKEV2_TRANSFORM_TYPE_ENCR && tr->encr_type == IKEV2_TRANSFORM_ENCR_TYPE_AES_CBC && tr->key_len) s = format (s, "-%u", tr->key_len * 8); else if (vec_len (tr->attrs) == 4 && tr->attrs[0] == 0x80 && tr->attrs[1] == 0x0e) s = format (s, "-%u", tr->attrs[2] * 256 + tr->attrs[3]); else if (vec_len (tr->attrs)) s = format (s, "(unknown attr %U)", format_hex_bytes, tr->attrs, vec_len (tr->attrs)); return s; } #define MACRO_FORMAT(lc) \ u8 * format_ikev2_##lc (u8 * s, va_list * args) \ { \ u32 i = va_arg (*args, u32); \ char * t = 0; \ switch (i) { \ foreach_ikev2_##lc \ default: \ return format (s, "unknown (%u)", i); \ } \ s = format (s, "%s", t); \ return s; \ } #define MACRO_UNFORMAT(lc) \ uword \ unformat_ikev2_##lc (unformat_input_t * input, \ va_list * args) \ { \ u32 * r = va_arg (*args, u32 *); \ if (0) ; \ foreach_ikev2_##lc \ else \ return 0; \ return 1; \ } #define _(v,f,str) case IKEV2_AUTH_METHOD_##f: t = str; break; MACRO_FORMAT (auth_method) #undef _ #define _(v,f,str) else if (unformat (input, str)) *r = IKEV2_AUTH_METHOD_##f; MACRO_UNFORMAT (auth_method) #undef _ #define _(v,f,str) case IKEV2_TRANSFORM_TYPE_##f: t = str; break; MACRO_FORMAT (transform_type) #undef _ #define _(v,f,str) else if (unformat (input, str)) *r = IKEV2_TRANSFORM_TYPE_##f; MACRO_UNFORMAT (transform_type) #undef _ #define _(v,f) case IKEV2_NOTIFY_MSG_##f: t = #f; break; MACRO_FORMAT (notify_msg_type) #undef _ #define _(v,f,str) case IKEV2_ID_TYPE_##f: t = str; break; MACRO_FORMAT (id_type) #undef _ #define _(v,f,str) else if (unformat (input, str)) *r = IKEV2_ID_TYPE_##f; MACRO_UNFORMAT (id_type) #undef _ #define _(v,f,str) case IKEV2_TRANSFORM_ENCR_TYPE_##f: t = str; break; MACRO_FORMAT (transform_encr_type) #undef _ #define _(v,f,str) else if (unformat (input, str)) *r = IKEV2_TRANSFORM_ENCR_TYPE_##f; MACRO_UNFORMAT (transform_encr_type) #undef _ #define _(v,f,str) case IKEV2_TRANSFORM_PRF_TYPE_##f: t = str; break; MACRO_FORMAT (transform_prf_type) #undef _ #define _(v,f,str) else if (unformat (input, str)) *r = IKEV2_TRANSFORM_PRF_TYPE_##f; MACRO_UNFORMAT (transform_prf_type) #undef _ #define _(v,f,str) case IKEV2_TRANSFORM_INTEG_TYPE_##f: t = str; break; MACRO_FORMAT (transform_integ_type) #undef _ #define _(v,f,str) else if (unformat (input, str)) *r = IKEV2_TRANSFORM_INTEG_TYPE_##f; MACRO_UNFORMAT (transform_integ_type) #undef _ #define _(v,f,str) case IKEV2_TRANSFORM_DH_TYPE_##f: t = str; break; MACRO_FORMAT (transform_dh_type) #undef _ #define _(v,f,str) else if (unformat (input, str)) *r = IKEV2_TRANSFORM_DH_TYPE_##f; MACRO_UNFORMAT (transform_dh_type) #undef _ #define _(v,f,str) case IKEV2_TRANSFORM_ESN_TYPE_##f: t = str; break; MACRO_FORMAT (transform_esn_type) #undef _ #define _(v,f,str) else if (unformat (input, str)) *r = IKEV2_TRANSFORM_ESN_TYPE_##f; MACRO_UNFORMAT (transform_esn_type) #undef _ /* * fd.io coding-style-patch-verification: ON * * Local Variables: * eval: (c-set-style "gnu") * End: */