pceplib/pcep_msg_tools.h

   1 /*
   2  * This file is part of the PCEPlib, a PCEP protocol library.
   3  *
   4  * Copyright (C) 2020 Volta Networks https://voltanet.io/
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  18  *
  19  * Author : Brady Johnson <brady@voltanet.io>
  20  */
  21
  22 #ifndef PCEP_TOOLS_H
  23 #define PCEP_TOOLS_H
  24
  25 #include <stdint.h>
  26 #include <netinet/in.h> // struct in_addr
  27
  28 #include "pcep_utils_double_linked_list.h"
  29 #include "pcep_msg_messages.h"
  30 #include "pcep_msg_objects.h"
  31
  32 #ifdef __cplusplus
  33 extern "C" {
  34 #endif
  35
  36 #define PCEP_MAX_SIZE 6000
  37
  38 /* Returns a double linked list of PCEP messages */
  39 double_linked_list *pcep_msg_read(int sock_fd);
  40 /* Given a double linked list of PCEP messages, return the first node that has
  41  * the same message type */
  42 struct pcep_message *pcep_msg_get(double_linked_list *msg_list, uint8_t type);
  43 /* Given a double linked list of PCEP messages, return the next node after
  44  * current node that has the same message type */
  45 struct pcep_message *pcep_msg_get_next(double_linked_list *msg_list,
  46                                        struct pcep_message *current,
  47                                        uint8_t type);
  48 struct pcep_object_header *pcep_obj_get(double_linked_list *list,
  49                                         uint8_t object_class);
  50 struct pcep_object_header *pcep_obj_get_next(double_linked_list *list,
  51                                              struct pcep_object_header *current,
  52                                              uint8_t object_class);
  53 struct pcep_object_tlv_header *pcep_tlv_get(double_linked_list *list,
  54                                             uint16_t type);
  55 struct pcep_object_tlv_header *
  56 pcep_tlv_get_next(double_linked_list *list,
  57                   struct pcep_object_tlv_header *current, uint16_t type);
  58 void pcep_obj_free_tlv(struct pcep_object_tlv_header *tlv);
  59 void pcep_obj_free_object(struct pcep_object_header *obj);
  60 void pcep_msg_free_message(struct pcep_message *message);
  61 void pcep_msg_free_message_list(double_linked_list *list);
  62 void pcep_msg_print(double_linked_list *list);
  63 const char *get_message_type_str(uint8_t type);
  64 const char *get_object_class_str(uint8_t class);
  65 int pcep_msg_send(int sock_fd, struct pcep_message *hdr);
  66
  67 #ifdef __cplusplus
  68 }
  69 #endif
  70
  71 #endif