172 lines
3.8 KiB
C
172 lines
3.8 KiB
C
/*
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* Copyright (C) 2019 by Sukchan Lee <acetcom@gmail.com>
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*
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* This file is part of Open5GS.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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#include "ogs-pfcp.h"
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static OGS_POOL(pool, ogs_pfcp_node_t);
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int ogs_pfcp_node_init(int size)
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{
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ogs_pool_init(&pool, size);
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return OGS_OK;
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}
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int ogs_pfcp_node_final(void)
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{
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ogs_pool_final(&pool);
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return OGS_OK;
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}
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ogs_pfcp_node_t *ogs_pfcp_node_new(ogs_sockaddr_t *sa_list)
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{
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ogs_pfcp_node_t *node = NULL;
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ogs_assert(sa_list);
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ogs_pool_alloc(&pool, &node);
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ogs_assert(node);
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memset(node, 0, sizeof(ogs_pfcp_node_t));
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node->sa_list = sa_list;
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ogs_list_init(&node->local_list);
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ogs_list_init(&node->remote_list);
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return node;
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}
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void ogs_pfcp_node_free(ogs_pfcp_node_t *node)
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{
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ogs_assert(node);
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if (node->sock)
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ogs_sock_destroy(node->sock);
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ogs_pfcp_xact_delete_all(node);
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ogs_freeaddrinfo(node->sa_list);
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ogs_pool_free(&pool, node);
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}
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ogs_pfcp_node_t *ogs_pfcp_node_add(ogs_list_t *list, ogs_pfcp_f_seid_t *f_seid,
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uint16_t port, int no_ipv4, int no_ipv6, int prefer_ipv4)
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{
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int rv;
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ogs_pfcp_node_t *node = NULL;
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ogs_sockaddr_t *addr = NULL;
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ogs_assert(list);
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ogs_assert(f_seid);
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ogs_assert(port);
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rv = ogs_pfcp_f_seid_to_sockaddr(f_seid, port, &addr);
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ogs_assert(rv == OGS_OK);
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rv = ogs_filter_ip_version(&addr, no_ipv4, no_ipv6, prefer_ipv4);
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ogs_assert(addr);
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rv = ogs_socknode_fill_scope_id_in_local(addr);
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ogs_assert(rv == OGS_OK);
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node = ogs_pfcp_node_new(addr);
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ogs_assert(node);
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rv = ogs_pfcp_f_seid_to_ip(f_seid, &node->ip);
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ogs_assert(rv == OGS_OK);
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ogs_list_add(list, node);
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return node;
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}
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ogs_pfcp_node_t *ogs_pfcp_node_add_by_addr(
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ogs_list_t *list, ogs_sockaddr_t *addr)
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{
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ogs_pfcp_node_t *gnode = NULL;
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ogs_sockaddr_t *new = NULL;
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ogs_assert(list);
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ogs_assert(addr);
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ogs_copyaddrinfo(&new, addr);
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gnode = ogs_pfcp_node_new(new);
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ogs_assert(gnode);
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memcpy(&gnode->remote_addr, new, sizeof gnode->remote_addr);
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ogs_list_add(list, gnode);
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return gnode;
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}
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void ogs_pfcp_node_remove(ogs_list_t *list, ogs_pfcp_node_t *node)
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{
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ogs_assert(node);
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ogs_list_remove(list, node);
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ogs_pfcp_node_free(node);
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}
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void ogs_pfcp_node_remove_all(ogs_list_t *list)
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{
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ogs_pfcp_node_t *node = NULL, *next_node = NULL;
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ogs_list_for_each_safe(list, next_node, node)
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ogs_pfcp_node_remove(list, node);
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}
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ogs_pfcp_node_t *ogs_pfcp_node_find_by_addr(
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ogs_list_t *list, ogs_sockaddr_t *addr)
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{
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ogs_pfcp_node_t *node = NULL;
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ogs_assert(list);
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ogs_assert(addr);
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ogs_list_for_each(list, node) {
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if (ogs_sockaddr_is_equal(&node->remote_addr, addr) == true)
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break;
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}
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return node;
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}
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ogs_pfcp_node_t *ogs_pfcp_node_find_by_f_seid(
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ogs_list_t *list, ogs_pfcp_f_seid_t *f_seid)
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{
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int rv;
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ogs_pfcp_node_t *node = NULL;
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ogs_ip_t ip;
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ogs_assert(list);
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ogs_assert(f_seid);
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rv = ogs_pfcp_f_seid_to_ip(f_seid, &ip);
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ogs_assert(rv == OGS_OK);
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ogs_list_for_each(list, node) {
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if (memcmp(&node->ip, &ip, ip.len) == 0)
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break;
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}
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return node;
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}
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