From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:37602) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gFpbm-0002v5-A8 for qemu-devel@nongnu.org; Thu, 25 Oct 2018 20:04:10 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1gFpbk-0007eJ-Hx for qemu-devel@nongnu.org; Thu, 25 Oct 2018 20:04:10 -0400 Received: from forwardcorp1j.cmail.yandex.net ([2a02:6b8:0:1630::190]:34832) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1gFpbk-0007dL-0D for qemu-devel@nongnu.org; Thu, 25 Oct 2018 20:04:08 -0400 Received: from mxbackcorp1o.mail.yandex.net (mxbackcorp1o.mail.yandex.net [IPv6:2a02:6b8:0:1a2d::301]) by forwardcorp1j.cmail.yandex.net (Yandex) with ESMTP id 637D920F69 for ; Fri, 26 Oct 2018 03:04:04 +0300 (MSK) From: Maxim Samoylov Date: Fri, 26 Oct 2018 03:03:41 +0300 Message-Id: <1540512223-21199-3-git-send-email-max7255@yandex-team.ru> In-Reply-To: <1540512223-21199-1-git-send-email-max7255@yandex-team.ru> References: <1540512223-21199-1-git-send-email-max7255@yandex-team.ru> Subject: [Qemu-devel] [PATCH RFC 2/4] slirp: add helper for udp6 socket creation List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: max7255@yandex-team.ru Signed-off-by: Maxim Samoylov --- slirp/udp.c | 48 ++++++++++++++++++++++++++++++++++++++++++++++++ slirp/udp.h | 2 ++ 2 files changed, 50 insertions(+) diff --git a/slirp/udp.c b/slirp/udp.c index e5bf065..ab24935 100644 --- a/slirp/udp.c +++ b/slirp/udp.c @@ -366,3 +366,51 @@ udp_listen(Slirp *slirp, uint32_t haddr, u_int hport, uint32_t laddr, return so; } + +struct socket * +udp6_listen(Slirp *slirp, struct in6_addr haddr, u_int hport, + struct in6_addr laddr, u_int lport, int flags) +{ + struct sockaddr_in6 addr; + struct socket *so; + socklen_t addrlen = sizeof(addr); + + memset(&addr, 0, sizeof(addr)); + + so = socreate(slirp); + if (!so) { + return NULL; + } + so->s = qemu_socket(AF_INET6, SOCK_DGRAM, 0); + if (so->s < 0) { + sofree(so); + return NULL; + } + so->so_expire = curtime + SO_EXPIRE; + insque(so, &slirp->udb); + + addr.sin6_family = AF_INET6; + addr.sin6_addr = haddr; + addr.sin6_port = hport; + + if (bind(so->s, (struct sockaddr *)&addr, addrlen) < 0) { + udp_detach(so); + return NULL; + } + socket_set_fast_reuse(so->s); + + getsockname(so->s, (struct sockaddr *)&addr, &addrlen); + so->fhost.sin6 = addr; + sotranslate_accept(so); + so->so_lfamily = AF_INET6; + so->so_lport = lport; + so->so_laddr6 = laddr; + if (flags != SS_FACCEPTONCE) { + so->so_expire = 0; + } + + so->so_state &= SS_PERSISTENT_MASK; + so->so_state |= SS_ISFCONNECTED | flags; + + return so; +} diff --git a/slirp/udp.h b/slirp/udp.h index be657cf..862c6e8 100644 --- a/slirp/udp.h +++ b/slirp/udp.h @@ -80,6 +80,8 @@ int udp_attach(struct socket *, unsigned short af); void udp_detach(struct socket *); struct socket * udp_listen(Slirp *, uint32_t, u_int, uint32_t, u_int, int); +struct socket *udp6_listen(Slirp *slirp, struct in6_addr, u_int, + struct in6_addr, u_int, int); int udp_output(struct socket *so, struct mbuf *m, struct sockaddr_in *saddr, struct sockaddr_in *daddr, int iptos); -- 2.7.4