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Sat, 09 Sep 2023 12:38:31 -0700 (PDT) From: Karim Taha To: qemu-devel@nongnu.org Cc: imp@bsdimp.com, Kyle Evans , Karim Taha , Richard Henderson Subject: [PATCH v3 06/23] bsd-user: Implement shm_rename(2) system call Date: Sat, 9 Sep 2023 22:36:47 +0300 Message-ID: <20230909193704.1827-7-kariem.taha2.7@gmail.com> X-Mailer: git-send-email 2.42.0 In-Reply-To: <20230909193704.1827-1-kariem.taha2.7@gmail.com> References: <20230909193704.1827-1-kariem.taha2.7@gmail.com> MIME-Version: 1.0 Received-SPF: pass client-ip=2a00:1450:4864:20::32f; envelope-from=kariem.taha2.7@gmail.com; helo=mail-wm1-x32f.google.com X-Spam_score_int: -17 X-Spam_score: -1.8 X-Spam_bar: - X-Spam_report: (-1.8 / 5.0 requ) BAYES_00=-1.9, 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=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+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org From: Kyle Evans Signed-off-by: Kyle Evans Signed-off-by: Karim Taha Reviewed-by: Richard Henderson Reviewed-by: Warner Losh --- bsd-user/freebsd/os-misc.h | 24 ++++++++++++++++++++++++ bsd-user/freebsd/os-syscall.c | 6 ++++++ 2 files changed, 30 insertions(+) diff --git a/bsd-user/freebsd/os-misc.h b/bsd-user/freebsd/os-misc.h index 6b424b7078..67e450fe7c 100644 --- a/bsd-user/freebsd/os-misc.h +++ b/bsd-user/freebsd/os-misc.h @@ -66,5 +66,29 @@ static inline abi_long do_freebsd_shm_open2(abi_ulong pathptr, abi_ulong flags, } #endif /* __FreeBSD_version >= 1300048 */ +#if defined(__FreeBSD_version) && __FreeBSD_version >= 1300049 +/* shm_rename(2) */ +static inline abi_long do_freebsd_shm_rename(abi_ulong fromptr, abi_ulong toptr, + abi_ulong flags) +{ + int ret; + void *ufrom, *uto; + + ufrom = lock_user_string(fromptr); + if (ufrom == NULL) { + return -TARGET_EFAULT; + } + uto = lock_user_string(toptr); + if (uto == NULL) { + unlock_user(ufrom, fromptr, 0); + return -TARGET_EFAULT; + } + ret = get_errno(shm_rename(ufrom, uto, flags)); + unlock_user(ufrom, fromptr, 0); + unlock_user(uto, toptr, 0); + + return ret; +} +#endif /* __FreeBSD_version >= 1300049 */ #endif /* OS_MISC_H */ diff --git a/bsd-user/freebsd/os-syscall.c b/bsd-user/freebsd/os-syscall.c index b4311db578..2920370ad2 100644 --- a/bsd-user/freebsd/os-syscall.c +++ b/bsd-user/freebsd/os-syscall.c @@ -495,6 +495,12 @@ static abi_long freebsd_syscall(void *cpu_env, int num, abi_long arg1, break; #endif +#if defined(__FreeBSD_version) && __FreeBSD_version >= 1300049 + case TARGET_FREEBSD_NR_shm_rename: /* shm_rename(2) */ + ret = do_freebsd_shm_rename(arg1, arg2, arg3); + break; +#endif + /* * sys{ctl, arch, call} */