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Wed, 06 May 2026 19:24:46 -0700 (PDT) Received: from rebo.bsdimp.com ([50.253.99.174]) by smtp.gmail.com with ESMTPSA id 006d021491bc7-696896e72c4sm11088118eaf.9.2026.05.06.19.24.44 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 06 May 2026 19:24:45 -0700 (PDT) From: Warner Losh To: qemu-devel@nongnu.org Cc: Warner Losh , Kyle Evans , Stacey Son , Pierrick Bouvier Subject: [PATCH 22/25] bsd-user: Add do_ioctl_in6_ifreq_sockaddr_int function Date: Wed, 6 May 2026 20:22:16 -0600 Message-ID: <20260507022219.44171-23-imp@bsdimp.com> X-Mailer: git-send-email 2.52.0 In-Reply-To: <20260507022219.44171-1-imp@bsdimp.com> References: <20260507022219.44171-1-imp@bsdimp.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Received-SPF: none client-ip=2607:f8b0:4864:20::32a; envelope-from=imp@bsdimp.com; helo=mail-ot1-x32a.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 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: qemu development 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-bounces+qemu-devel=archiver.kernel.org@nongnu.org From: Stacey Son Add special handler for IPv6 interface request ioctls that take a sockaddr_in6 structure as input and return an integer flag value, such as SIOCGIFAFLAG_IN6 and SIOCGIFALIFETIME_IN6. Signed-off-by: Stacey Son Reviewed-by: Pierrick Bouvier Signed-off-by: Warner Losh --- bsd-user/bsd-ioctl.c | 32 ++++++++++++++++++++++++++++++++ 1 file changed, 32 insertions(+) diff --git a/bsd-user/bsd-ioctl.c b/bsd-user/bsd-ioctl.c index d2eb9105fc..8d25d84dbe 100644 --- a/bsd-user/bsd-ioctl.c +++ b/bsd-user/bsd-ioctl.c @@ -260,3 +260,35 @@ static void target_to_host_sockaddr_in6(struct sockaddr_in6 *hsa_in6, memcpy(&hsa_in6->sin6_addr, &tsa_in6->sin6_addr, 16); __get_user(hsa_in6->sin6_scope_id, &tsa_in6->sin6_scope_id); } + +/* + * For ioctl()'s such as SIOCGIFAFLAG_IN6 and SIOCGIFALIFETIME_IN6 that + * passes a struct sockaddr_in6 in and gets an int out using + * struct in6_ifreq. + */ +static abi_long do_ioctl_in6_ifreq_sockaddr_int(const IOCTLEntry *ie, + uint8_t *buf_temp, int fd, abi_long cmd, abi_long arg) +{ + abi_long ret; + struct target_in6_ifreq *tin6ifreq; + struct target_sockaddr_in6 *tsa_in6; + struct in6_ifreq hin6ifreq; + struct sockaddr_in6 *hsa_in6 = &hin6ifreq.ifr_ifru.ifru_addr; + + tin6ifreq = lock_user(VERIFY_WRITE, arg, sizeof(*tin6ifreq), 1); + if (tin6ifreq == NULL) { + return -TARGET_EFAULT; + } + memcpy(hin6ifreq.ifr_name, tin6ifreq->ifr_name, IFNAMSIZ); + tsa_in6 = &tin6ifreq->ifr_ifru.ifru_addr; + target_to_host_sockaddr_in6(hsa_in6, tsa_in6); + + ret = get_errno(safe_ioctl(fd, ie->host_cmd, &hin6ifreq)); + if (!is_error(ret)) { + put_user_s32(hin6ifreq.ifr_ifru.ifru_flags6, + arg + offsetof(struct target_in6_ifreq, ifr_ifru.ifru_flags6)); + } + unlock_user(tin6ifreq, arg, sizeof(*tin6ifreq)); + + return ret; +} -- 2.52.0