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envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: none client-ip=2607:f8b0:4864:20::130; envelope-from=imp@bsdimp.com; helo=mail-il1-x130.google.com X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_NONE=0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham 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+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @bsdimp-com.20210112.gappssmtp.com) X-ZM-MESSAGEID: 1655180950479100003 Content-Type: text/plain; charset="utf-8" Signed-off-by: Stacey Son Signed-off-by: Warner Losh Reviewed-by: Richard Henderson --- bsd-user/bsd-file.h | 29 +++++++++++++++++++++++++++++ bsd-user/freebsd/os-syscall.c | 8 ++++++++ 2 files changed, 37 insertions(+) diff --git a/bsd-user/bsd-file.h b/bsd-user/bsd-file.h index 021541ad2e0..fda36894605 100644 --- a/bsd-user/bsd-file.h +++ b/bsd-user/bsd-file.h @@ -497,4 +497,33 @@ static abi_long do_bsd_dup2(abi_long arg1, abi_long ar= g2) return get_errno(dup2(arg1, arg2)); } =20 +/* truncate(2) */ +static abi_long do_bsd_truncate(void *cpu_env, abi_long arg1, + abi_long arg2, abi_long arg3, abi_long arg4) +{ + abi_long ret; + void *p; + + LOCK_PATH(p, arg1); + if (regpairs_aligned(cpu_env) !=3D 0) { + arg2 =3D arg3; + arg3 =3D arg4; + } + ret =3D get_errno(truncate(p, target_arg64(arg2, arg3))); + UNLOCK_PATH(p, arg1); + + return ret; +} + +/* ftruncate(2) */ +static abi_long do_bsd_ftruncate(void *cpu_env, abi_long arg1, + abi_long arg2, abi_long arg3, abi_long arg4) +{ + if (regpairs_aligned(cpu_env) !=3D 0) { + arg2 =3D arg3; + arg3 =3D arg4; + } + return get_errno(ftruncate(arg1, target_arg64(arg2, arg3))); +} + #endif /* BSD_FILE_H */ diff --git a/bsd-user/freebsd/os-syscall.c b/bsd-user/freebsd/os-syscall.c index d9ebb9d50d6..3c8f6cad0e8 100644 --- a/bsd-user/freebsd/os-syscall.c +++ b/bsd-user/freebsd/os-syscall.c @@ -357,6 +357,14 @@ static abi_long freebsd_syscall(void *cpu_env, int num= , abi_long arg1, ret =3D do_bsd_dup2(arg1, arg2); break; =20 + case TARGET_FREEBSD_NR_truncate: /* truncate(2) */ + ret =3D do_bsd_truncate(cpu_env, arg1, arg2, arg3, arg4); + break; + + case TARGET_FREEBSD_NR_ftruncate: /* ftruncate(2) */ + ret =3D do_bsd_ftruncate(cpu_env, arg1, arg2, arg3, arg4); + break; + default: qemu_log_mask(LOG_UNIMP, "Unsupported syscall: %d\n", num); ret =3D -TARGET_ENOSYS; --=20 2.33.1