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process_vm: use widen_to_ulong for local_iovcnt, renote_iovcnt, and flags

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* process_vm.c (SYS_FUNC(process_vm_readv),
SYS_FUNC(process_vm_writev)): Use widen_to_ulong for local_iovcnt,
renote_iovcnt, and flags parameters.
This commit is contained in:
Eugene Syromyatnikov 2016-10-15 02:54:39 +03:00 committed by Dmitry V. Levin
parent 714d68127a
commit 5fbb3d299d
1 changed files with 16 additions and 8 deletions
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24
process_vm.c
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@ -34,35 +34,43 @@ SYS_FUNC(process_vm_readv)
/* arg 1: pid */
tprintf("%d, ", (int) tcp->u_arg[0]);
} else {
unsigned long local_iovcnt = widen_to_ulong(tcp->u_arg[2]);
unsigned long remote_iovcnt = widen_to_ulong(tcp->u_arg[4]);
unsigned long flags = widen_to_ulong(tcp->u_arg[5]);
/* arg 2: local iov */
tprint_iov_upto(tcp, tcp->u_arg[2], tcp->u_arg[1],
tprint_iov_upto(tcp, local_iovcnt, tcp->u_arg[1],
syserror(tcp) ? IOV_DECODE_ADDR : IOV_DECODE_STR,
tcp->u_rval);
/* arg 3: local iovcnt */
tprintf(", %lu, ", tcp->u_arg[2]);
tprintf(", %lu, ", local_iovcnt);
/* arg 4: remote iov */
tprint_iov(tcp, tcp->u_arg[4], tcp->u_arg[3],
tprint_iov(tcp, remote_iovcnt, tcp->u_arg[3],
IOV_DECODE_ADDR);
/* arg 5: remote iovcnt */
/* arg 6: flags */
tprintf(", %lu, %lu", tcp->u_arg[4], tcp->u_arg[5]);
tprintf(", %lu, %lu", remote_iovcnt, flags);
}
return 0;
}
SYS_FUNC(process_vm_writev)
{
unsigned long local_iovcnt = widen_to_ulong(tcp->u_arg[2]);
unsigned long remote_iovcnt = widen_to_ulong(tcp->u_arg[4]);
unsigned long flags = widen_to_ulong(tcp->u_arg[5]);
/* arg 1: pid */
tprintf("%d, ", (int) tcp->u_arg[0]);
/* arg 2: local iov */
tprint_iov(tcp, tcp->u_arg[2], tcp->u_arg[1], IOV_DECODE_STR);
tprint_iov(tcp, local_iovcnt, tcp->u_arg[1], IOV_DECODE_STR);
/* arg 3: local iovcnt */
tprintf(", %lu, ", tcp->u_arg[2]);
tprintf(", %lu, ", local_iovcnt);
/* arg 4: remote iov */
tprint_iov(tcp, tcp->u_arg[4], tcp->u_arg[3], IOV_DECODE_ADDR);
tprint_iov(tcp, remote_iovcnt, tcp->u_arg[3], IOV_DECODE_ADDR);
/* arg 5: remote iovcnt */
/* arg 6: flags */
tprintf(", %lu, %lu", tcp->u_arg[4], tcp->u_arg[5]);
tprintf(", %lu, %lu", remote_iovcnt, flags);
return RVAL_DECODED;
}