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1787a4b632
This will avoid duplication when new daemons (and new client-server protocols) are created out of the main ctdb daemon. Signed-off-by: Amitay Isaacs <amitay@gmail.com> Reviewed-by: Martin Schwenke <martin@meltin.net>
82 lines
1.9 KiB
C
82 lines
1.9 KiB
C
/*
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CTDB generic sock packet marshalling
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Copyright (C) Amitay Isaacs 2017
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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 3 of the License, or
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(at your option) any later version.
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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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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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#include "replace.h"
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#include "system/network.h"
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#include <talloc.h>
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#include "protocol.h"
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#include "protocol_private.h"
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#include "protocol_api.h"
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size_t sock_packet_header_len(struct sock_packet_header *in)
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{
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return ctdb_uint32_len(&in->length) +
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ctdb_uint32_len(&in->reqid);
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}
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void sock_packet_header_push(struct sock_packet_header *in, uint8_t *buf,
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size_t *npush)
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{
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size_t offset = 0, np;
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ctdb_uint32_push(&in->length, buf+offset, &np);
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offset += np;
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ctdb_uint32_push(&in->reqid, buf+offset, &np);
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offset += np;
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*npush = offset;
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}
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int sock_packet_header_pull(uint8_t *buf, size_t buflen,
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struct sock_packet_header *out, size_t *npull)
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{
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size_t offset = 0, np;
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int ret;
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ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->length, &np);
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if (ret != 0) {
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return ret;
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}
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offset += np;
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ret = ctdb_uint32_pull(buf+offset, buflen-offset, &out->reqid, &np);
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if (ret != 0) {
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return ret;
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}
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offset += np;
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*npull = offset;
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return 0;
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}
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void sock_packet_header_set_reqid(struct sock_packet_header *h,
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uint32_t reqid)
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{
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h->reqid = reqid;
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}
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void sock_packet_header_set_length(struct sock_packet_header *h,
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uint32_t length)
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{
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h->length = length;
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}
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