2022-02-01 01:03:30 +01:00
|
|
|
/*
|
|
|
|
* process related system call shims and definitions
|
|
|
|
*
|
|
|
|
* Copyright (c) 2013-2014 Stacey D. Son
|
|
|
|
*
|
|
|
|
* This program is free software; you can redistribute it and/or modify
|
|
|
|
* it under the terms of the GNU General Public License as published by
|
|
|
|
* the Free Software Foundation; either version 2 of the License, or
|
|
|
|
* (at your option) any later version.
|
|
|
|
*
|
|
|
|
* This program is distributed in the hope that it will be useful,
|
|
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
|
|
* GNU General Public License for more details.
|
|
|
|
*
|
|
|
|
* You should have received a copy of the GNU General Public License
|
|
|
|
* along with this program; if not, see <http://www.gnu.org/licenses/>.
|
|
|
|
*/
|
|
|
|
|
|
|
|
#ifndef BSD_PROC_H_
|
|
|
|
#define BSD_PROC_H_
|
|
|
|
|
|
|
|
#include <sys/resource.h>
|
|
|
|
|
2023-09-25 20:24:03 +02:00
|
|
|
#include "qemu-bsd.h"
|
|
|
|
#include "gdbstub/syscalls.h"
|
|
|
|
#include "qemu/plugin.h"
|
|
|
|
|
2023-09-25 20:24:09 +02:00
|
|
|
extern int _getlogin(char*, int);
|
2023-09-25 20:24:07 +02:00
|
|
|
int bsd_get_ncpu(void);
|
|
|
|
|
2022-02-01 01:03:30 +01:00
|
|
|
/* exit(2) */
|
|
|
|
static inline abi_long do_bsd_exit(void *cpu_env, abi_long arg1)
|
|
|
|
{
|
|
|
|
#ifdef TARGET_GPROF
|
|
|
|
_mcleanup();
|
|
|
|
#endif
|
|
|
|
gdb_exit(arg1);
|
|
|
|
qemu_plugin_user_exit();
|
|
|
|
_exit(arg1);
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2023-09-25 20:24:08 +02:00
|
|
|
/* getgroups(2) */
|
|
|
|
static inline abi_long do_bsd_getgroups(abi_long gidsetsize, abi_long arg2)
|
|
|
|
{
|
|
|
|
abi_long ret;
|
|
|
|
uint32_t *target_grouplist;
|
|
|
|
g_autofree gid_t *grouplist;
|
|
|
|
int i;
|
|
|
|
|
|
|
|
grouplist = g_try_new(gid_t, gidsetsize);
|
|
|
|
ret = get_errno(getgroups(gidsetsize, grouplist));
|
|
|
|
if (gidsetsize != 0) {
|
|
|
|
if (!is_error(ret)) {
|
|
|
|
target_grouplist = lock_user(VERIFY_WRITE, arg2, gidsetsize * 2, 0);
|
|
|
|
if (!target_grouplist) {
|
|
|
|
return -TARGET_EFAULT;
|
|
|
|
}
|
|
|
|
for (i = 0; i < ret; i++) {
|
|
|
|
target_grouplist[i] = tswap32(grouplist[i]);
|
|
|
|
}
|
|
|
|
unlock_user(target_grouplist, arg2, gidsetsize * 2);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
return ret;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* setgroups(2) */
|
|
|
|
static inline abi_long do_bsd_setgroups(abi_long gidsetsize, abi_long arg2)
|
|
|
|
{
|
|
|
|
uint32_t *target_grouplist;
|
|
|
|
g_autofree gid_t *grouplist;
|
|
|
|
int i;
|
|
|
|
|
|
|
|
grouplist = g_try_new(gid_t, gidsetsize);
|
|
|
|
target_grouplist = lock_user(VERIFY_READ, arg2, gidsetsize * 2, 1);
|
|
|
|
if (!target_grouplist) {
|
|
|
|
return -TARGET_EFAULT;
|
|
|
|
}
|
|
|
|
for (i = 0; i < gidsetsize; i++) {
|
|
|
|
grouplist[i] = tswap32(target_grouplist[i]);
|
|
|
|
}
|
|
|
|
unlock_user(target_grouplist, arg2, 0);
|
|
|
|
return get_errno(setgroups(gidsetsize, grouplist));
|
|
|
|
}
|
|
|
|
|
2023-09-25 20:24:09 +02:00
|
|
|
/* umask(2) */
|
|
|
|
static inline abi_long do_bsd_umask(abi_long arg1)
|
|
|
|
{
|
|
|
|
return get_errno(umask(arg1));
|
|
|
|
}
|
|
|
|
|
|
|
|
/* setlogin(2) */
|
|
|
|
static inline abi_long do_bsd_setlogin(abi_long arg1)
|
|
|
|
{
|
|
|
|
abi_long ret;
|
|
|
|
void *p;
|
|
|
|
|
|
|
|
p = lock_user_string(arg1);
|
|
|
|
if (p == NULL) {
|
|
|
|
return -TARGET_EFAULT;
|
|
|
|
}
|
|
|
|
ret = get_errno(setlogin(p));
|
|
|
|
unlock_user(p, arg1, 0);
|
|
|
|
|
|
|
|
return ret;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* getlogin(2) */
|
|
|
|
static inline abi_long do_bsd_getlogin(abi_long arg1, abi_long arg2)
|
|
|
|
{
|
|
|
|
abi_long ret;
|
|
|
|
void *p;
|
|
|
|
|
|
|
|
p = lock_user(VERIFY_WRITE, arg1, arg2, 0);
|
|
|
|
if (p == NULL) {
|
|
|
|
return -TARGET_EFAULT;
|
|
|
|
}
|
|
|
|
ret = get_errno(_getlogin(p, arg2));
|
|
|
|
unlock_user(p, arg1, arg2);
|
|
|
|
|
|
|
|
return ret;
|
|
|
|
}
|
|
|
|
|
2022-02-01 01:03:30 +01:00
|
|
|
#endif /* !BSD_PROC_H_ */
|