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/*
* Copyright (C) 2019-2023 by Sukchan Lee <acetcom@gmail.com>
*
* This file is part of Open5GS.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
#if !defined(OGS_GTP_INSIDE) && !defined(OGS_GTP_COMPILATION)
#error "This header cannot be included directly."
#endif
#ifndef OGS_GTP2_PATH_H
#define OGS_GTP2_PATH_H
#ifdef __cplusplus
extern "C" {
#endif
typedef struct ogs_gtp_xact_s ogs_gtp_xact_t;
int ogs_gtp2_send_user_plane(
ogs_gtp_node_t *gnode,
ogs_gtp2_header_desc_t *header_desc,
ogs_pkbuf_t *pkbuf);
ogs_pkbuf_t *ogs_gtp2_handle_echo_req(ogs_pkbuf_t *pkb);
void ogs_gtp2_send_error_message(
ogs_gtp_xact_t *xact, uint32_t teid, uint8_t type, uint8_t cause_value);
void ogs_gtp2_send_echo_request(
ogs_gtp_node_t *gnode, uint8_t recovery, uint8_t features);
void ogs_gtp2_send_echo_response(ogs_gtp_xact_t *xact,
uint8_t recovery, uint8_t features);
void ogs_gtp1_send_error_indication(
ogs_sock_t *sock, uint32_t teid, uint8_t qfi, const ogs_sockaddr_t *to);
#ifdef __cplusplus
}
#endif
#endif /* OGS_GTP2_PATH_H */
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