githubmirror/strace

src/ipc.c

45 строк836 B

Dmitry V. Levin

Update copyright headers

05 авг 2025, 11:00

05 авг 2025, 11:007db24b3

/*
 * Copyright (c) 2016 Dmitry V. Levin <ldv@strace.io>
 * Copyright (c) 1999-2025 The strace developers.
 * All rights reserved.
 *
 * SPDX-License-Identifier: LGPL-2.1-or-later
 */

#include "defs.h"
#include "xlat/ipccalls.h"

static const char *ipc_arg_name[] = {
	"first",
	"second",
	"third",
	"ptr",
	"fifth"
};

SYS_FUNC(ipc)
{
	unsigned int call = tcp->u_arg[0];
	unsigned int version = call >> 16;
	call &= 0xffff;

	tprints_arg_name("call");
	tprint_flags_begin();
	if (version) {
		tprint_shift_begin();
		PRINT_VAL_U(version);
		tprint_shift();
		PRINT_VAL_U(16);
		tprint_shift_end();
		tprint_flags_or();
	}
	printxval_u(ipccalls, call, NULL);
	tprint_flags_end();

	for (unsigned int i = 1; i < n_args(tcp); ++i) {
		tprints_arg_next_name(ipc_arg_name[i - 1]);
		PRINT_VAL_X(tcp->u_arg[i]);
	}

	return RVAL_DECODED;
}