We do our best to keep copyright headers up to date, yet git history provides better information on this subject and is more accurate than copyright headers.
27 lines
545 B
C
27 lines
545 B
C
/*
|
|
* Copyright (c) 2015-2018 The strace developers.
|
|
* All rights reserved.
|
|
*
|
|
* SPDX-License-Identifier: LGPL-2.1-or-later
|
|
*/
|
|
|
|
/* Return -1 on error or 1 on success (never 0!). */
|
|
static int
|
|
arch_get_syscall_args(struct tcb *tcp)
|
|
{
|
|
static const int syscall_regs[MAX_ARGS] = {
|
|
4 * (REG_REG0+4),
|
|
4 * (REG_REG0+5),
|
|
4 * (REG_REG0+6),
|
|
4 * (REG_REG0+7),
|
|
4 * (REG_REG0 ),
|
|
4 * (REG_REG0+1)
|
|
};
|
|
unsigned int i;
|
|
|
|
for (i = 0; i < tcp->s_ent->nargs; ++i)
|
|
if (upeek(tcp, syscall_regs[i], &tcp->u_arg[i]) < 0)
|
|
return -1;
|
|
return 1;
|
|
}
|