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Tue, 08 Aug 2023 10:09:53 -0700 (PDT) From: Karim Taha To: qemu-devel@nongnu.org Cc: imp@bsdimp.com, Stacey Son , Karim Taha Subject: [PATCH 14/33] Implement host-target convertion functions Date: Tue, 8 Aug 2023 08:07:56 +0200 Message-Id: <20230808060815.9001-15-kariem.taha2.7@gmail.com> X-Mailer: git-send-email 2.40.0 In-Reply-To: <20230808060815.9001-1-kariem.taha2.7@gmail.com> References: <20230808060815.9001-1-kariem.taha2.7@gmail.com> MIME-Version: 1.0 Received-SPF: pass client-ip=2a00:1450:4864:20::42f; envelope-from=kariem.taha2.7@gmail.com; helo=mail-wr1-x42f.google.com X-Spam_score_int: -2 X-Spam_score: -0.3 X-Spam_bar: / X-Spam_report: (-0.3 / 5.0 requ) BAYES_00=-1.9, DATE_IN_PAST_06_12=1.543, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_ENVFROM_END_DIGIT=0.25, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org From: Stacey Son Implement the stat converstion functions: h2t_freebsd_fhandle t2h_freebsd_fhandle Signed-off-by: Stacey Son Signed-off-by: Karim Taha Reviewed-by: Richard Henderson --- bsd-user/freebsd/os-stat.c | 37 +++++++++++++++++++++++++++++++++++++ 1 file changed, 37 insertions(+) diff --git a/bsd-user/freebsd/os-stat.c b/bsd-user/freebsd/os-stat.c index 8c73f7402c..6716cee3e2 100644 --- a/bsd-user/freebsd/os-stat.c +++ b/bsd-user/freebsd/os-stat.c @@ -92,3 +92,40 @@ abi_long h2t_freebsd11_nstat(abi_ulong target_addr, return 0; } +/* + * file handle conversion + */ +abi_long t2h_freebsd_fhandle(fhandle_t *host_fh, abi_ulong target_addr) +{ + target_freebsd_fhandle_t *target_fh; + + if (!lock_user_struct(VERIFY_READ, target_fh, target_addr, 1)) { + return -TARGET_EFAULT; + } + __get_user(host_fh->fh_fsid.val[0], &target_fh->fh_fsid.val[0]); + __get_user(host_fh->fh_fsid.val[1], &target_fh->fh_fsid.val[0]); + __get_user(host_fh->fh_fid.fid_len, &target_fh->fh_fid.fid_len); + /* u_short fid_data0; */ + memcpy(host_fh->fh_fid.fid_data, target_fh->fh_fid.fid_data, + TARGET_MAXFIDSZ); + unlock_user_struct(target_fh, target_addr, 0); + return 0; +} + +abi_long h2t_freebsd_fhandle(abi_ulong target_addr, fhandle_t *host_fh) +{ + target_freebsd_fhandle_t *target_fh; + + if (!lock_user_struct(VERIFY_WRITE, target_fh, target_addr, 0)) { + return -TARGET_EFAULT; + } + __put_user(host_fh->fh_fsid.val[0], &target_fh->fh_fsid.val[0]); + __put_user(host_fh->fh_fsid.val[1], &target_fh->fh_fsid.val[0]); + __put_user(host_fh->fh_fid.fid_len, &target_fh->fh_fid.fid_len); + /* u_short fid_data0; */ + memcpy(target_fh->fh_fid.fid_data, host_fh->fh_fid.fid_data, + TARGET_MAXFIDSZ); + unlock_user_struct(target_fh, target_addr, 1); + return 0; +} +