Dmitry V. Levin
106a76ce81
The size of struct group_req depends on alignment of long and therefore has to be mpersified. * print_group_req.c: New file. * Makefile.am (strace_SOURCES): Add it. * net.c (print_group_req): Move to print_group_req.c, wrap into MPERS_PRINTER_DECL.
59 lines
2.1 KiB
C
59 lines
2.1 KiB
C
/*
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* Copyright (c) 2015-2017 The strace developers.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "defs.h"
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#include <netinet/in.h>
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#ifdef MCAST_JOIN_GROUP
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# include DEF_MPERS_TYPE(struct_group_req)
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typedef struct group_req struct_group_req;
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#endif /* MCAST_JOIN_GROUP */
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#include MPERS_DEFS
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#ifdef MCAST_JOIN_GROUP
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# include "print_fields.h"
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MPERS_PRINTER_DECL(void, print_group_req, struct tcb *const tcp,
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const kernel_ulong_t addr, const int len)
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{
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struct_group_req greq;
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if (len < (int) sizeof(greq)) {
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printaddr(addr);
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} else if (!umove_or_printaddr(tcp, addr, &greq)) {
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PRINT_FIELD_IFINDEX("{", greq, gr_interface);
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PRINT_FIELD_SOCKADDR(", ", greq, gr_group);
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tprints("}");
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}
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}
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#endif /* MCAST_JOIN_GROUP */
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