36 lines
1.2 KiB
C
36 lines
1.2 KiB
C
/* Helper functions */
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/* (C) 2014 by sysmocom - s.f.m.c. GmbH
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* Author: Pablo Neira Ayuso <pablo@gnumonks.org>
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*
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* All Rights Reserved
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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 General Public License as published by
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* the Free Software Foundation; either version 2 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 Affero 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 <http://www.gnu.org/licenses/>.
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*
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*/
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#include <stdint.h>
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#include <libmnl/libmnl.h>
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#include <linux/gtp_nl.h>
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void gtp_build_payload(struct nlmsghdr *nlh, uint64_t tid, uint32_t ifidx,
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uint32_t sgsn_addr, uint32_t ms_addr, uint32_t version)
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{
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mnl_attr_put_u32(nlh, GTPA_VERSION, version);
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mnl_attr_put_u32(nlh, GTPA_LINK, ifidx);
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mnl_attr_put_u32(nlh, GTPA_SGSN_ADDRESS, sgsn_addr);
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mnl_attr_put_u32(nlh, GTPA_MS_ADDRESS, ms_addr);
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mnl_attr_put_u64(nlh, GTPA_TID, tid);
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}
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