From nobody Mon Feb 9 18:47:58 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) client-ip=208.118.235.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zoho.com; spf=pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; Return-Path: Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) by mx.zohomail.com with SMTPS id 1493194150730792.1007730855583; Wed, 26 Apr 2017 01:09:10 -0700 (PDT) Received: from localhost ([::1]:53474 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1d3I0a-00016M-HN for importer@patchew.org; Wed, 26 Apr 2017 04:09:08 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:45409) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1d3HxF-0006ca-CH for qemu-devel@nongnu.org; Wed, 26 Apr 2017 04:05:45 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1d3HxE-0002y0-Ck for qemu-devel@nongnu.org; Wed, 26 Apr 2017 04:05:41 -0400 Received: from [59.151.112.132] (port=34146 helo=heian.cn.fujitsu.com) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1d3HxD-0002ww-GY for qemu-devel@nongnu.org; Wed, 26 Apr 2017 04:05:40 -0400 Received: from unknown (HELO cn.fujitsu.com) ([10.167.33.5]) by heian.cn.fujitsu.com with ESMTP; 26 Apr 2017 16:05:30 +0800 Received: from G08CNEXCHPEKD02.g08.fujitsu.local (unknown [10.167.33.83]) by cn.fujitsu.com (Postfix) with ESMTP id BBE3247E6346; Wed, 26 Apr 2017 16:05:27 +0800 (CST) Received: from maozy.g08.fujitsu.local (10.167.225.76) by G08CNEXCHPEKD02.g08.fujitsu.local (10.167.33.89) with Microsoft SMTP Server (TLS) id 14.3.319.2; Wed, 26 Apr 2017 16:05:27 +0800 X-IronPort-AV: E=Sophos;i="5.22,518,1449504000"; d="scan'208";a="18175353" From: Mao Zhongyi To: Date: Wed, 26 Apr 2017 16:04:18 +0800 Message-ID: <56de19530e46799cd529e0c5805a40076581c68f.1493191677.git.maozy.fnst@cn.fujitsu.com> X-Mailer: git-send-email 2.9.3 In-Reply-To: References: MIME-Version: 1.0 X-Originating-IP: [10.167.225.76] X-yoursite-MailScanner-ID: BBE3247E6346.A442C X-yoursite-MailScanner: Found to be clean X-yoursite-MailScanner-From: maozy.fnst@cn.fujitsu.com X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 59.151.112.132 Subject: [Qemu-devel] [PATCH v2 4/4] net/net: Convert parse_host_port() to Error X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: pbonzini@redhat.com, jasowang@redhat.com, kraxel@redhat.com, armbru@redhat.com Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail: RSF_0 Z_629925259 SPT_0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" CC: berrange@redhat.com, kraxel@redhat.com, pbonzini@redhat.com, jasowang@r= edhat.com, armbru@redhat.com Signed-off-by: Mao Zhongyi --- include/qemu/sockets.h | 2 +- net/net.c | 21 ++++++++++++++++----- net/socket.c | 10 +++++++--- 3 files changed, 24 insertions(+), 9 deletions(-) diff --git a/include/qemu/sockets.h b/include/qemu/sockets.h index 528b802..adb8d4f 100644 --- a/include/qemu/sockets.h +++ b/include/qemu/sockets.h @@ -53,7 +53,7 @@ void socket_listen_cleanup(int fd, Error **errp); int socket_dgram(SocketAddress *remote, SocketAddress *local, Error **errp= ); =20 /* Old, ipv4 only bits. Don't use for new code. */ -int parse_host_port(struct sockaddr_in *saddr, const char *str); +int parse_host_port(struct sockaddr_in *saddr, const char *str, Error **er= rp); int socket_init(void); =20 /** diff --git a/net/net.c b/net/net.c index 0ac3b9e..5054035 100644 --- a/net/net.c +++ b/net/net.c @@ -99,7 +99,7 @@ static int get_str_sep(char *buf, int buf_size, const cha= r **pp, int sep) return 0; } =20 -int parse_host_port(struct sockaddr_in *saddr, const char *str) +int parse_host_port(struct sockaddr_in *saddr, const char *str, Error **er= rp) { char buf[512]; struct hostent *he; @@ -107,24 +107,35 @@ int parse_host_port(struct sockaddr_in *saddr, const = char *str) int port; =20 p =3D str; - if (get_str_sep(buf, sizeof(buf), &p, ':') < 0) + if (get_str_sep(buf, sizeof(buf), &p, ':') < 0) { + error_setg(errp, "The mcast address should contain ':', for exampl= e: " + "mcast=3D230.0.0.1:1234"); return -1; + } saddr->sin_family =3D AF_INET; if (buf[0] =3D=3D '\0') { saddr->sin_addr.s_addr =3D 0; } else { if (qemu_isdigit(buf[0])) { - if (!inet_aton(buf, &saddr->sin_addr)) + if (!inet_aton(buf, &saddr->sin_addr)) { + error_setg(errp, "Convert the mcast address to network " + "byte order failed."); return -1; + } } else { - if ((he =3D gethostbyname(buf)) =3D=3D NULL) + he =3D gethostbyname(buf); + if (he =3D=3D NULL) { + error_setg(errp, "Specified hostname is error."); return - 1; + } saddr->sin_addr =3D *(struct in_addr *)he->h_addr; } } port =3D strtol(p, (char **)&r, 0); - if (r =3D=3D p) + if (r =3D=3D p) { + error_setg(errp, "The port number is illegal"); return -1; + } saddr->sin_port =3D htons(port); return 0; } diff --git a/net/socket.c b/net/socket.c index 559e09a..4373d9d 100644 --- a/net/socket.c +++ b/net/socket.c @@ -620,8 +620,10 @@ static int net_socket_mcast_init(NetClientState *peer, struct in_addr localaddr, *param_localaddr; Error *local_error =3D NULL; =20 - if (parse_host_port(&saddr, host_str) < 0) + if (parse_host_port(&saddr, host_str, &local_error) < 0) { + error_propagate(errp, local_error); return -1; + } =20 if (localaddr_str !=3D NULL) { if (inet_aton(localaddr_str, &localaddr) =3D=3D 0) { @@ -667,11 +669,13 @@ static int net_socket_udp_init(NetClientState *peer, struct sockaddr_in laddr, raddr; Error *local_error =3D NULL; =20 - if (parse_host_port(&laddr, lhost) < 0) { + if (parse_host_port(&laddr, lhost, &local_error) < 0) { + error_propagate(errp, local_error); return -1; } =20 - if (parse_host_port(&raddr, rhost) < 0) { + if (parse_host_port(&raddr, rhost, &local_error) < 0) { + error_propagate(errp, local_error); return -1; } =20 --=20 2.9.3