[PATCH 13/33] Implement host-target convertion functions

[Karim Taha <kariem.taha2.7@gmail.com>]

From: Stacey Son <sson@FreeBSD.org>

Implement the stat converstion functions:
h2t_freebsd11_stat
h2t_freebsd_nstat

Signed-off-by: Stacey Son <sson@FreeBSD.org>
Signed-off-by: Karim Taha <kariem.taha2.7@gmail.com>
---
 bsd-user/freebsd/os-stat.c | 94 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 94 insertions(+)
 create mode 100644 bsd-user/freebsd/os-stat.c

diff --git a/bsd-user/freebsd/os-stat.c b/bsd-user/freebsd/os-stat.c
new file mode 100644
index 0000000000..8c73f7402c
--- /dev/null
+++ b/bsd-user/freebsd/os-stat.c
@@ -0,0 +1,94 @@
+/*
+ *  FreeBSD stat related conversion routines
+ *
+ *  Copyright (c) 2013 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/>.
+ */
+#include "qemu/osdep.h"
+
+#include "qemu.h"
+
+/*
+ * stat conversion
+ */
+abi_long h2t_freebsd11_stat(abi_ulong target_addr,
+        struct freebsd11_stat *host_st)
+{
+    struct target_freebsd11_stat *target_st;
+
+    if (!lock_user_struct(VERIFY_WRITE, target_st, target_addr, 0)) {
+        return -TARGET_EFAULT;
+    }
+    memset(target_st, 0, sizeof(*target_st));
+    __put_user(host_st->st_dev, &target_st->st_dev);
+    __put_user(host_st->st_ino, &target_st->st_ino);
+    __put_user(host_st->st_mode, &target_st->st_mode);
+    __put_user(host_st->st_nlink, &target_st->st_nlink);
+    __put_user(host_st->st_uid, &target_st->st_uid);
+    __put_user(host_st->st_gid, &target_st->st_gid);
+    __put_user(host_st->st_rdev, &target_st->st_rdev);
+    __put_user(host_st->st_atim.tv_sec, &target_st->st_atim.tv_sec);
+    __put_user(host_st->st_atim.tv_nsec, &target_st->st_atim.tv_nsec);
+    __put_user(host_st->st_mtim.tv_sec, &target_st->st_mtim.tv_sec);
+    __put_user(host_st->st_mtim.tv_nsec, &target_st->st_mtim.tv_nsec);
+    __put_user(host_st->st_ctim.tv_sec, &target_st->st_ctim.tv_sec);
+    __put_user(host_st->st_ctim.tv_nsec, &target_st->st_ctim.tv_nsec);
+    __put_user(host_st->st_size, &target_st->st_size);
+    __put_user(host_st->st_blocks, &target_st->st_blocks);
+    __put_user(host_st->st_blksize, &target_st->st_blksize);
+    __put_user(host_st->st_flags, &target_st->st_flags);
+    __put_user(host_st->st_gen, &target_st->st_gen);
+    /* st_lspare not used */
+    __put_user(host_st->st_birthtim.tv_sec, &target_st->st_birthtim.tv_sec);
+    __put_user(host_st->st_birthtim.tv_nsec, &target_st->st_birthtim.tv_nsec);
+    unlock_user_struct(target_st, target_addr, 1);
+
+    return 0;
+}
+
+abi_long h2t_freebsd11_nstat(abi_ulong target_addr,
+        struct freebsd11_stat *host_st)
+{
+    struct target_freebsd11_nstat *target_st;
+
+    if (!lock_user_struct(VERIFY_WRITE, target_st, target_addr, 0)) {
+        return -TARGET_EFAULT;
+    }
+    memset(target_st, 0, sizeof(*target_st));
+    __put_user(host_st->st_dev, &target_st->st_dev);
+    __put_user(host_st->st_ino, &target_st->st_ino);
+    __put_user(host_st->st_mode, &target_st->st_mode);
+    __put_user(host_st->st_nlink, &target_st->st_nlink);
+    __put_user(host_st->st_uid, &target_st->st_uid);
+    __put_user(host_st->st_gid, &target_st->st_gid);
+    __put_user(host_st->st_rdev, &target_st->st_rdev);
+    __put_user(host_st->st_atim.tv_sec, &target_st->st_atim.tv_sec);
+    __put_user(host_st->st_atim.tv_nsec, &target_st->st_atim.tv_nsec);
+    __put_user(host_st->st_mtim.tv_sec, &target_st->st_mtim.tv_sec);
+    __put_user(host_st->st_mtim.tv_nsec, &target_st->st_mtim.tv_nsec);
+    __put_user(host_st->st_ctim.tv_sec, &target_st->st_ctim.tv_sec);
+    __put_user(host_st->st_ctim.tv_nsec, &target_st->st_ctim.tv_nsec);
+    __put_user(host_st->st_size, &target_st->st_size);
+    __put_user(host_st->st_blocks, &target_st->st_blocks);
+    __put_user(host_st->st_blksize, &target_st->st_blksize);
+    __put_user(host_st->st_flags, &target_st->st_flags);
+    __put_user(host_st->st_gen, &target_st->st_gen);
+    __put_user(host_st->st_birthtim.tv_sec, &target_st->st_birthtim.tv_sec);
+    __put_user(host_st->st_birthtim.tv_nsec, &target_st->st_birthtim.tv_nsec);
+    unlock_user_struct(target_st, target_addr, 1);
+
+    return 0;
+}
+
-- 
2.40.0