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bsd-user: Implement strace support for print_sysctl syscall

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Signed-off-by: Sean Bruno <sbruno@freebsd.org>
Message-id: 1402246651-71099-4-git-send-email-sbruno@freebsd.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Sean Bruno 2014-06-08 09:57:24 -07:00 committed by Peter Maydell
parent 88dae46d18
commit 80b346040d
2 changed files with 41 additions and 2 deletions
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21
bsd-user/freebsd/strace.list
View file

@ -1,7 +1,24 @@
{ TARGET_FREEBSD_NR___getcwd, "__getcwd", NULL, NULL, NULL },
/*
* FreeBSD strace list
*
*
* 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/>.
*/
{ TARGET_FREEBSD_NR___semctl, "__semctl", NULL, NULL, NULL },
{ TARGET_FREEBSD_NR___syscall, "__syscall", NULL, NULL, NULL },
{ TARGET_FREEBSD_NR___sysctl, "__sysctl", NULL, NULL, NULL },
{ TARGET_FREEBSD_NR___sysctl, "__sysctl", NULL, print_sysctl, NULL },
{ TARGET_FREEBSD_NR_accept, "accept", "%s(%d,%#x,%#x)", NULL, NULL },
{ TARGET_FREEBSD_NR_access, "access", "%s(\"%s\",%#o)", NULL, NULL },
{ TARGET_FREEBSD_NR_acct, "acct", NULL, NULL, NULL },

22
bsd-user/strace.c
View file

@ -33,6 +33,28 @@ int do_strace;
* Utility functions
*/
static void print_sysctl(const struct syscallname *name, abi_long arg1,
abi_long arg2, abi_long arg3, abi_long arg4, abi_long arg5,
abi_long arg6)
{
uint32_t i;
int32_t *namep;
gemu_log("%s({ ", name->name);
namep = lock_user(VERIFY_READ, arg1, sizeof(int32_t) * arg2, 1);
if (namep) {
int32_t *p = namep;
for (i = 0; i < (uint32_t)arg2; i++) {
gemu_log("%d ", tswap32(*p++));
}
unlock_user(namep, arg1, 0);
}
gemu_log("}, %u, 0x" TARGET_ABI_FMT_lx ", 0x" TARGET_ABI_FMT_lx ", 0x"
TARGET_ABI_FMT_lx ", 0x" TARGET_ABI_FMT_lx ")",
(uint32_t)arg2, arg3, arg4, arg5, arg6);
}
static void print_execve(const struct syscallname *name, abi_long arg1,
abi_long arg2, abi_long arg3, abi_long arg4, abi_long arg5,
abi_long arg6)