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[50.253.99.174]) by smtp.gmail.com with ESMTPSA id q45-20020a056638346d00b00331563be3ecsm1553561jav.121.2022.06.24.14.47.21 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 24 Jun 2022 14:47:21 -0700 (PDT) From: Warner Losh To: qemu-devel@nongnu.org Cc: Kyle Evans , Warner Losh , Stacey Son , Richard Henderson Subject: [PATCH v2 03/11] bsd-user: implement chmod, fchmod, lchmod and fchmodat Date: Fri, 24 Jun 2022 15:47:34 -0600 Message-Id: <20220624214742.89229-4-imp@bsdimp.com> X-Mailer: git-send-email 2.33.1 In-Reply-To: <20220624214742.89229-1-imp@bsdimp.com> References: <20220624214742.89229-1-imp@bsdimp.com> MIME-Version: 1.0 Received-SPF: none client-ip=2607:f8b0:4864:20::d2b; envelope-from=imp@bsdimp.com; helo=mail-io1-xd2b.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+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Signed-off-by: Stacey Son Signed-off-by: Warner Losh Reviewed-by: Richard Henderson --- bsd-user/bsd-file.h | 46 +++++++++++++++++++++++++++++++++++ bsd-user/freebsd/os-syscall.c | 16 ++++++++++++ 2 files changed, 62 insertions(+) diff --git a/bsd-user/bsd-file.h b/bsd-user/bsd-file.h index 635ac8d0e62..1af79866fc6 100644 --- a/bsd-user/bsd-file.h +++ b/bsd-user/bsd-file.h @@ -675,4 +675,50 @@ static abi_long do_bsd_readlinkat(abi_long arg1, abi_long arg2, return ret; } +/* chmod(2) */ +static abi_long do_bsd_chmod(abi_long arg1, abi_long arg2) +{ + abi_long ret; + void *p; + + LOCK_PATH(p, arg1); + ret = get_errno(chmod(p, arg2)); /* XXX path(p)? */ + UNLOCK_PATH(p, arg1); + + return ret; +} + +/* fchmod(2) */ +static abi_long do_bsd_fchmod(abi_long arg1, abi_long arg2) +{ + return get_errno(fchmod(arg1, arg2)); +} + +/* lchmod(2) */ +static abi_long do_bsd_lchmod(abi_long arg1, abi_long arg2) +{ + abi_long ret; + void *p; + + LOCK_PATH(p, arg1); + ret = get_errno(lchmod(p, arg2)); /* XXX path(p)? */ + UNLOCK_PATH(p, arg1); + + return ret; +} + +/* fchmodat(2) */ +static abi_long do_bsd_fchmodat(abi_long arg1, abi_long arg2, + abi_long arg3, abi_long arg4) +{ + abi_long ret; + void *p; + + LOCK_PATH(p, arg2); + ret = get_errno(fchmodat(arg1, p, arg3, arg4)); + UNLOCK_PATH(p, arg2); + + return ret; +} + #endif /* BSD_FILE_H */ diff --git a/bsd-user/freebsd/os-syscall.c b/bsd-user/freebsd/os-syscall.c index 80ec9dd4954..b33d548a4b6 100644 --- a/bsd-user/freebsd/os-syscall.c +++ b/bsd-user/freebsd/os-syscall.c @@ -402,6 +402,22 @@ static abi_long freebsd_syscall(void *cpu_env, int num, abi_long arg1, ret = do_bsd_readlinkat(arg1, arg2, arg3, arg4); break; + case TARGET_FREEBSD_NR_chmod: /* chmod(2) */ + ret = do_bsd_chmod(arg1, arg2); + break; + + case TARGET_FREEBSD_NR_fchmod: /* fchmod(2) */ + ret = do_bsd_fchmod(arg1, arg2); + break; + + case TARGET_FREEBSD_NR_lchmod: /* lchmod(2) */ + ret = do_bsd_lchmod(arg1, arg2); + break; + + case TARGET_FREEBSD_NR_fchmodat: /* fchmodat(2) */ + ret = do_bsd_fchmodat(arg1, arg2, arg3, arg4); + break; + default: qemu_log_mask(LOG_UNIMP, "Unsupported syscall: %d\n", num); ret = -TARGET_ENOSYS;