/*
 * Copyright (c) 2017-2020 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.
 */

#ifndef __HICN_ERROR_H__
#define __HICN_ERROR_H__

/**
 * @file error.h
 *
 * Error codes for the hICN plugin.
 */

#define foreach_hicn_error                                                    \
  _ (NONE, 0, "Ok")                                                           \
  _ (UNSPECIFIED, -128, "Unspecified Error")                                  \
  _ (FACE_NOT_FOUND, -129, "Face not found in Face table")                    \
  _ (FACE_NULL, -130, "Face null")                                            \
  _ (FACE_IP_ADJ_NOT_FOUND, -131, "Ip adjacecny for face not found")          \
  _ (FACE_HW_INT_NOT_FOUND, -132, "Hardware interface not found")             \
  _ (FACE_NOMEM, -133, "Face table is full")                                  \
  _ (FACE_NO_GLOBAL_IP, -134, "No global ip address for face")                \
  _ (FACE_NOT_FOUND_IN_ENTRY, -135, "Face not found in entry")                \
  _ (FACE_ALREADY_DELETED, -136, "Face alredy deleted")                       \
  _ (FACE_ALREADY_CREATED, -137, "Face alredy created")                       \
  _ (FWD_NOT_ENABLED, -138, "hICN forwarder not enabled")                     \
  _ (FWD_ALREADY_ENABLED, -139, "hICN forwarder alredy enabled")              \
  _ (PARSER_UNSUPPORTED_PROTO, -140, "Unsupported protocol")                  \
  _ (PARSER_PKT_INVAL, -141, "Packet null")                                   \
  _ (PIT_CONFIG_MINLT_OOB, -142, "Min lifetime ouf of bounds")                \
  _ (PIT_CONFIG_MAXLT_OOB, -143, "Max lifetime ouf of bounds")                \
  _ (PIT_CONFIG_MINMAXLT, -144, "Min lifetime grater than max lifetime")      \
  _ (PIT_CONFIG_DFTLT_OOB, -145, "Default lifetime ouf of bounds")            \
  _ (PIT_CONFIG_SIZE_OOB, -146, "Pit size ouf of bounds")                     \
  _ (CS_CONFIG_SIZE_OOB, -147, "CS size ouf of bounds")                       \
  _ (CS_CONFIG_RESERVED_OOB, -148,                                            \
     "Reseved CS must be between 0 and 100 (excluded)")                       \
  _ (DPO_CTX_NHOPS_NS, -149, "No space for additional next hop")              \
  _ (DPO_CTX_NHOPS_EXISTS, -150, "Next hop already in the route")             \
  _ (DPO_CTX_NOT_FOUND, -151, "Dpo context not found")                        \
  _ (DPO_MGR_ID_NOT_VALID, -152, "Dpo id for strategy and context not valid") \
  _ (HASHTB_HASH_NOT_FOUND, -153, "Hash not found in hash table")             \
  _ (HASHTB_HASH_INVAL, -154, "Error while calculating the hash")             \
  _ (HASHTB_NOMEM, -155, "Unable to allocate new buckets or nodes")           \
  _ (HASHTB_INVAL, -156, "Invalid argument")                                  \
  _ (HASHTB_KEY_INVAL, -157, "Invalid hashtb key")                            \
  _ (HASHTB_EXIST, -158, "Hash already in hashtable")                         \
  _ (ROUTE_INVAL, -159, "Invalid face id and weight")                         \
  _ (ROUTE_NO_LD, -160, "Expected load balance dpo")                          \
  _ (ROUTE_MLT_LD, -161, "Unexpected mulitple buckets in load balance dpo")   \
  _ (ROUTE_NO_INSERT, -162, "Unable to insert a new FIB entry")               \
  _ (ROUTE_DPO_NO_HICN, -163, "Dpo is not of type hICN")                      \
  _ (ROUTE_NOT_FOUND, -164, "Route not found in FIB")                         \
  _ (ROUTE_NOT_UPDATED, -165, "Unable to update route")                       \
  _ (ROUTE_ALREADY_EXISTS, -166, "Route already in FIB")                      \
  _ (CLI_INVAL, -167, "Invalid input")                                        \
  _ (IPS_ADDR_TYPE_NONUNIFORM, -168,                                          \
     "Src and dst addr have different ip types")                              \
  _ (FACE_TYPE_EXISTS, -169, "Face type already registered")                  \
  _ (NO_BUFFERS, -170, "No vlib_buffer available for packet cloning.")        \
  _ (NOT_IMPLEMENTED, -171, "Function not yet implemented")                   \
  _ (IFACE_IP_ADJ_NOT_FOUND, -172,                                            \
     "IP adjacency on incomplete face not available")                         \
  _ (APPFACE_ALREADY_ENABLED, -173,                                           \
     "Application face already enabled on interface")                         \
  _ (APPFACE_FEATURE, -174, "Error while enabling app face feature")          \
  _ (APPFACE_NOT_FOUND, -175, "Application face not found")                   \
  _ (APPFACE_PROD_PREFIX_NULL, -176,                                          \
     "Prefix must not be null for producer face")                             \
  _ (STRATEGY_NH_NOT_FOUND, -177, "Next hop not found")                       \
  _ (MW_STRATEGY_SET, -178, "Error while setting weight for next hop")        \
  _ (STRATEGY_NOT_FOUND, -179, "Strategy not found")                          \
  _ (UDP_TUNNEL_NOT_FOUND, -180, "Udp tunnel not found")                      \
  _ (UDP_TUNNEL_SRC_DST_TYPE, -181,                                           \
     "Src and dst addresses have different type (ipv4 and ipv6)")

typedef enum
{
#define _(a, b, c) HICN_ERROR_##a = (b),
  foreach_hicn_error
#undef _
    HICN_N_ERROR,
} hicn_error_t;

extern const char *HICN_ERROR_STRING[];

#define get_error_string(errno)                                               \
  (char *) (errno ? HICN_ERROR_STRING[(-errno) - 127] :                       \
		    HICN_ERROR_STRING[errno])

#endif /* //__HICN_ERROR_H__ */

/*
 * fd.io coding-style-patch-verification: ON
 *
 * Local Variables: eval: (c-set-style "gnu") End:
 */