From ace9429bb58fd418f0c81d4c2835699bddf6bde6 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Thu, 11 Apr 2024 10:27:49 +0200 Subject: Adding upstream version 6.6.15. Signed-off-by: Daniel Baumann --- tools/testing/selftests/net/sk_connect_zero_addr.c | 62 ++++++++++++++++++++++ 1 file changed, 62 insertions(+) create mode 100644 tools/testing/selftests/net/sk_connect_zero_addr.c (limited to 'tools/testing/selftests/net/sk_connect_zero_addr.c') diff --git a/tools/testing/selftests/net/sk_connect_zero_addr.c b/tools/testing/selftests/net/sk_connect_zero_addr.c new file mode 100644 index 0000000000..4be418aefd --- /dev/null +++ b/tools/testing/selftests/net/sk_connect_zero_addr.c @@ -0,0 +1,62 @@ +// SPDX-License-Identifier: GPL-2.0 + +#include +#include +#include +#include + +int main(void) +{ + int fd1, fd2, one = 1; + struct sockaddr_in6 bind_addr = { + .sin6_family = AF_INET6, + .sin6_port = htons(20000), + .sin6_flowinfo = htonl(0), + .sin6_addr = {}, + .sin6_scope_id = 0, + }; + + inet_pton(AF_INET6, "::", &bind_addr.sin6_addr); + + fd1 = socket(AF_INET6, SOCK_STREAM, IPPROTO_IP); + if (fd1 < 0) { + error(1, errno, "socket fd1"); + return -1; + } + + if (setsockopt(fd1, SOL_SOCKET, SO_REUSEADDR, &one, sizeof(one))) { + error(1, errno, "setsockopt(SO_REUSEADDR) fd1"); + goto out_err1; + } + + if (bind(fd1, (struct sockaddr *)&bind_addr, sizeof(bind_addr))) { + error(1, errno, "bind fd1"); + goto out_err1; + } + + if (listen(fd1, 0)) { + error(1, errno, "listen"); + goto out_err1; + } + + fd2 = socket(AF_INET6, SOCK_STREAM, IPPROTO_IP); + if (fd2 < 0) { + error(1, errno, "socket fd2"); + goto out_err1; + } + + if (connect(fd2, (struct sockaddr *)&bind_addr, sizeof(bind_addr))) { + error(1, errno, "bind fd2"); + goto out_err2; + } + + close(fd2); + close(fd1); + return 0; + +out_err2: + close(fd2); +out_err1: + close(fd1); + return -1; +} -- cgit v1.2.3