* tests/nlattr_inet_diag_req.c: New file. * tests/gen_tests.in (nlattr_inet_diag_req): New entry. * tests/pure_executables.list: Add nlattr_inet_diag_req. * tests/.gitignore: Likewise. --- tests/.gitignore | 1 + tests/gen_tests.in | 1 + tests/nlattr_inet_diag_req.c | 1098 ++++++++++++++++++++++++++++++++++++++++++ tests/pure_executables.list | 1 + 4 files changed, 1101 insertions(+) create mode 100644 tests/nlattr_inet_diag_req.c
diff --git a/tests/.gitignore b/tests/.gitignore index 149f7c2..82896e9 100644 --- a/tests/.gitignore +++ b/tests/.gitignore @@ -211,6 +211,7 @@ netlink_xfrm newfstatat nlattr nlattr_inet_diag_msg +nlattr_inet_diag_req nlattr_netlink_diag_msg nlattr_packet_diag_msg nlattr_smc_diag_msg diff --git a/tests/gen_tests.in b/tests/gen_tests.in index 347dca0..40e84d5 100644 --- a/tests/gen_tests.in +++ b/tests/gen_tests.in @@ -194,6 +194,7 @@ netlink_xfrm +netlink_sock_diag.test newfstatat -a32 -v -P stat.sample -P /dev/full nlattr +netlink_sock_diag.test nlattr_inet_diag_msg +netlink_sock_diag.test +nlattr_inet_diag_req +netlink_sock_diag.test nlattr_netlink_diag_msg +netlink_sock_diag.test nlattr_packet_diag_msg +netlink_sock_diag.test nlattr_smc_diag_msg +netlink_sock_diag.test diff --git a/tests/nlattr_inet_diag_req.c b/tests/nlattr_inet_diag_req.c new file mode 100644 index 0000000..e1f8c0b --- /dev/null +++ b/tests/nlattr_inet_diag_req.c @@ -0,0 +1,1098 @@ +/* + * Copyright (c) 2017 JingPiao Chen <chenjingp...@gmail.com> + * Copyright (c) 2017 The strace developers. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. + * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#include "tests.h" +#include "netlink.h" + +#include <stdio.h> +#include <string.h> +#include <sys/socket.h> +#include <netinet/tcp.h> +#include <arpa/inet.h> +#include <linux/inet_diag.h> +#include <linux/rtnetlink.h> +#include <linux/sock_diag.h> + +static void +init_inet_diag_req(struct nlmsghdr *nlh, unsigned int msg_len, + const char *address) +{ + struct inet_diag_req *req; + + SET_STRUCT(struct nlmsghdr, nlh, + .nlmsg_len = msg_len, + .nlmsg_type = TCPDIAG_GETSOCK, + .nlmsg_flags = NLM_F_REQUEST + ); + + req = NLMSG_DATA(nlh); + SET_STRUCT(struct inet_diag_req, req, + .idiag_family = AF_INET, + .idiag_ext = 1 << (INET_DIAG_TOS - 1), + .idiag_states = 1 << TCP_LAST_ACK + ); + + if (!inet_pton(AF_INET, address, req->id.idiag_src)) + perror_msg_and_skip("inet_pton"); + if (!inet_pton(AF_INET, address, req->id.idiag_dst)) + perror_msg_and_skip("inet_pton"); +} + +static void +test_inet_diag_req_none_compat(const int fd) +{ + const int hdrlen = sizeof(struct inet_diag_req); + const char address[] = "12.34.56.78"; + struct nlmsghdr *nlh; + struct nlattr *nla; + unsigned int nla_len; + unsigned int msg_len; + void *const nlh0 = tail_alloc(NLMSG_SPACE(hdrlen)); + long rc; + + nla_len = NLA_HDRLEN + 4; + msg_len = NLMSG_SPACE(hdrlen) + nla_len; + nlh = nlh0 - nla_len; + init_inet_diag_req(nlh, msg_len, address); + + nla = NLMSG_ATTR(nlh, hdrlen); + SET_STRUCT(struct nlattr, nla, + .nla_len = nla_len, + .nla_type = INET_DIAG_REQ_BYTECODE + 1 + ); + memcpy(RTA_DATA(nla), "1234", 4); + + rc = sendto(fd, nlh, msg_len, MSG_DONTWAIT, NULL, 0); + + printf("sendto(%d, {{len=%u, type=TCPDIAG_GETSOCK" + ", flags=NLM_F_REQUEST, seq=0, pid=0}, {idiag_family=AF_INET" + ", idiag_src_len=0, idiag_dst_len=0" + ", idiag_ext=1<<(INET_DIAG_TOS-1), id={idiag_sport=htons(0)" + ", idiag_dport=htons(0), inet_pton(AF_INET, \"%s\", &idiag_src)" + ", inet_pton(AF_INET, \"%s\", &idiag_dst), idiag_if=0" + ", idiag_cookie=[0, 0]}, idiag_states=1<<TCP_LAST_ACK" + ", idiag_dbs=0}, {{nla_len=%u" + ", nla_type=%#x /* INET_DIAG_REQ_??? */}, \"1234\"}}" + ", %u, MSG_DONTWAIT, NULL, 0) = %s\n", + fd, msg_len, address, address, nla_len, + INET_DIAG_REQ_BYTECODE + 1, msg_len, sprintrc(rc)); +} + +static void +init_inet_diag_req_v2(struct nlmsghdr *nlh, unsigned int msg_len, + const char *address) +{ + struct inet_diag_req_v2 *req; + + SET_STRUCT(struct nlmsghdr, nlh, + .nlmsg_len = msg_len, + .nlmsg_type = SOCK_DIAG_BY_FAMILY, + .nlmsg_flags = NLM_F_REQUEST + ); + + req = NLMSG_DATA(nlh); + SET_STRUCT(struct inet_diag_req_v2, req, + .sdiag_family = AF_INET, + .idiag_ext = 1 << (INET_DIAG_CONG - 1), + .sdiag_protocol = IPPROTO_TCP, + .idiag_states = 1 << TCP_CLOSE + ); + + if (!inet_pton(AF_INET, address, req->id.idiag_src)) + perror_msg_and_skip("inet_pton"); + if (!inet_pton(AF_INET, address, req->id.idiag_dst)) + perror_msg_and_skip("inet_pton"); +} + +static void +test_inet_diag_req_none(const int fd) +{ + const int hdrlen = sizeof(struct inet_diag_req_v2); + const char address[] = "12.34.56.78"; + struct nlmsghdr *nlh; + struct nlattr *nla; + unsigned int nla_len; + unsigned int msg_len; + void *const nlh0 = tail_alloc(NLMSG_SPACE(hdrlen)); + long rc; + + nla_len = NLA_HDRLEN + 4; + msg_len = NLMSG_SPACE(hdrlen) + nla_len; + nlh = nlh0 - nla_len; + init_inet_diag_req_v2(nlh, msg_len, address); + + nla = NLMSG_ATTR(nlh, hdrlen); + SET_STRUCT(struct nlattr, nla, + .nla_len = nla_len, + .nla_type = INET_DIAG_REQ_BYTECODE + 1 + ); + memcpy(RTA_DATA(nla), "1234", 4); + + rc = sendto(fd, nlh, msg_len, MSG_DONTWAIT, NULL, 0); + + printf("sendto(%d, {{len=%u, type=SOCK_DIAG_BY_FAMILY" + ", flags=NLM_F_REQUEST, seq=0, pid=0}" + ", {sdiag_family=AF_INET, sdiag_protocol=IPPROTO_TCP" + ", idiag_ext=1<<(INET_DIAG_CONG-1), idiag_states=1<<TCP_CLOSE" + ", id={idiag_sport=htons(0), idiag_dport=htons(0)" + ", inet_pton(AF_INET, \"%s\", &idiag_src)" + ", inet_pton(AF_INET, \"%s\", &idiag_dst)" + ", idiag_if=0, idiag_cookie=[0, 0]}}, {{nla_len=%u" + ", nla_type=%#x /* INET_DIAG_REQ_??? */}, \"1234\"}}" + ", %u, MSG_DONTWAIT, NULL, 0) = %s\n", + fd, msg_len, address, address, nla_len, + INET_DIAG_REQ_BYTECODE + 1, msg_len, sprintrc(rc)); +} + +static void +test_inet_diag_bc_op(const int fd) +{ + const int hdrlen = sizeof(struct inet_diag_req_v2); + const char address[] = "12.34.56.78"; + struct nlmsghdr *nlh; + struct nlattr *nla; + unsigned int nla_len; + unsigned int msg_len; + void *const nlh0 = tail_alloc(NLMSG_SPACE(hdrlen)); + long rc; + + /* len < sizeof(struct inet_diag_bc_op) */ + nla_len = NLA_HDRLEN + 2; + msg_len = NLMSG_SPACE(hdrlen) + nla_len; + nlh = nlh0 - nla_len; + init_inet_diag_req_v2(nlh, msg_len, address); + + nla = NLMSG_ATTR(nlh, hdrlen); + SET_STRUCT(struct nlattr, nla, + .nla_len = nla_len, + .nla_type = INET_DIAG_REQ_BYTECODE + ); + memcpy(RTA_DATA(nla), "12", 2); + + rc = sendto(fd, nlh, msg_len, MSG_DONTWAIT, NULL, 0); + + printf("sendto(%d, {{len=%u, type=SOCK_DIAG_BY_FAMILY" + ", flags=NLM_F_REQUEST, seq=0, pid=0}" + ", {sdiag_family=AF_INET, sdiag_protocol=IPPROTO_TCP" + ", idiag_ext=1<<(INET_DIAG_CONG-1), idiag_states=1<<TCP_CLOSE" + ", id={idiag_sport=htons(0), idiag_dport=htons(0)" + ", inet_pton(AF_INET, \"%s\", &idiag_src)" + ", inet_pton(AF_INET, \"%s\", &idiag_dst)" + ", idiag_if=0, idiag_cookie=[0, 0]}}, {{nla_len=%u" + ", nla_type=INET_DIAG_REQ_BYTECODE}, \"12\"}}" + ", %u, MSG_DONTWAIT, NULL, 0) = %s\n", + fd, msg_len, address, address, nla_len, msg_len, sprintrc(rc)); + + /* short read of inet_diag_bc_op */ + nla_len = NLA_HDRLEN + sizeof(struct inet_diag_bc_op); + msg_len = NLMSG_SPACE(hdrlen) + nla_len; + nlh = nlh0 - (nla_len - 1); + init_inet_diag_req_v2(nlh, msg_len, address); + + nla = NLMSG_ATTR(nlh, hdrlen); + SET_STRUCT(struct nlattr, nla, + .nla_len = nla_len, + .nla_type = INET_DIAG_REQ_BYTECODE + ); + + rc = sendto(fd, nlh, msg_len, MSG_DONTWAIT, NULL, 0); + + printf("sendto(%d, {{len=%u, type=SOCK_DIAG_BY_FAMILY" + ", flags=NLM_F_REQUEST, seq=0, pid=0}" + ", {sdiag_family=AF_INET, sdiag_protocol=IPPROTO_TCP" + ", idiag_ext=1<<(INET_DIAG_CONG-1), idiag_states=1<<TCP_CLOSE" + ", id={idiag_sport=htons(0), idiag_dport=htons(0)" + ", inet_pton(AF_INET, \"%s\", &idiag_src)" + ", inet_pton(AF_INET, \"%s\", &idiag_dst)" + ", idiag_if=0, idiag_cookie=[0, 0]}}, {{nla_len=%u" + ", nla_type=INET_DIAG_REQ_BYTECODE}, %p}}" + ", %u, MSG_DONTWAIT, NULL, 0) = %s\n", + fd, msg_len, address, address, nla_len, + RTA_DATA(nla), msg_len, sprintrc(rc)); + + /* inet_diag_bc_op */ + nla_len = NLA_HDRLEN + sizeof(struct inet_diag_bc_op); + msg_len = NLMSG_SPACE(hdrlen) + nla_len; + nlh = nlh0 - nla_len; + init_inet_diag_req_v2(nlh, msg_len, address); + + nla = NLMSG_ATTR(nlh, hdrlen); + SET_STRUCT(struct nlattr, nla, + .nla_len = nla_len, + .nla_type = INET_DIAG_REQ_BYTECODE + ); + static const struct inet_diag_bc_op op = { + .code = INET_DIAG_BC_S_COND, + .yes = 0xaf, + .no = 0xafcd + }; + memcpy(RTA_DATA(nla), &op, sizeof(op)); + + rc = sendto(fd, nlh, msg_len, MSG_DONTWAIT, NULL, 0); + + printf("sendto(%d, {{len=%u, type=SOCK_DIAG_BY_FAMILY" + ", flags=NLM_F_REQUEST, seq=0, pid=0}" + ", {sdiag_family=AF_INET, sdiag_protocol=IPPROTO_TCP" + ", idiag_ext=1<<(INET_DIAG_CONG-1), idiag_states=1<<TCP_CLOSE" + ", id={idiag_sport=htons(0), idiag_dport=htons(0)" + ", inet_pton(AF_INET, \"%s\", &idiag_src)" + ", inet_pton(AF_INET, \"%s\", &idiag_dst)" + ", idiag_if=0, idiag_cookie=[0, 0]}}, {{nla_len=%u" + ", nla_type=INET_DIAG_REQ_BYTECODE}, {{code=INET_DIAG_BC_S_COND" + ", yes=%u, no=%u}}}}, %u, MSG_DONTWAIT, NULL, 0) = %s\n", + fd, msg_len, address, address, nla_len, op.yes, + op.no, msg_len, sprintrc(rc)); +} + +static void +test_inet_diag_bc_s_cond(const int fd) +{ + const int hdrlen = sizeof(struct inet_diag_req_v2); + const char address[] = "12.34.56.78"; + struct nlmsghdr *nlh; + struct nlattr *nla; + struct inet_diag_bc_op *op; + unsigned int nla_len; + unsigned int msg_len; + void *const nlh0 = tail_alloc(NLMSG_SPACE(hdrlen)); + long rc; + + /* len < sizeof(struct inet_diag_hostcond) */ + nla_len = NLA_HDRLEN + sizeof(*op) + 2; + msg_len = NLMSG_SPACE(hdrlen) + nla_len; + nlh = nlh0 - nla_len; + init_inet_diag_req_v2(nlh, msg_len, address); + + nla = NLMSG_ATTR(nlh, hdrlen); + SET_STRUCT(struct nlattr, nla, + .nla_len = nla_len, + .nla_type = INET_DIAG_REQ_BYTECODE + ); + op = RTA_DATA(nla); + SET_STRUCT(struct inet_diag_bc_op, op, + .code = INET_DIAG_BC_S_COND + ); + memcpy(op + 1, "12", 2); + + rc = sendto(fd, nlh, msg_len, MSG_DONTWAIT, NULL, 0); + + printf("sendto(%d, {{len=%u, type=SOCK_DIAG_BY_FAMILY" + ", flags=NLM_F_REQUEST, seq=0, pid=0}" + ", {sdiag_family=AF_INET, sdiag_protocol=IPPROTO_TCP" + ", idiag_ext=1<<(INET_DIAG_CONG-1), idiag_states=1<<TCP_CLOSE" + ", id={idiag_sport=htons(0), idiag_dport=htons(0)" + ", inet_pton(AF_INET, \"%s\", &idiag_src)" + ", inet_pton(AF_INET, \"%s\", &idiag_dst)" + ", idiag_if=0, idiag_cookie=[0, 0]}}, {{nla_len=%u" + ", nla_type=INET_DIAG_REQ_BYTECODE}" + ", {{code=INET_DIAG_BC_S_COND, yes=0, no=0}, \"12\"}}}" + ", %u, MSG_DONTWAIT, NULL, 0) = %s\n", + fd, msg_len, address, address, nla_len, msg_len, sprintrc(rc)); + + /* short read of inet_diag_hostcond */ + nla_len = NLA_HDRLEN + sizeof(*op) + sizeof(struct inet_diag_hostcond); + msg_len = NLMSG_SPACE(hdrlen) + nla_len; + nlh = nlh0 - (nla_len - 1); + init_inet_diag_req_v2(nlh, msg_len, address); + + nla = NLMSG_ATTR(nlh, hdrlen); + SET_STRUCT(struct nlattr, nla, + .nla_len = nla_len, + .nla_type = INET_DIAG_REQ_BYTECODE + ); + op = RTA_DATA(nla); + SET_STRUCT(struct inet_diag_bc_op, op, + .code = INET_DIAG_BC_S_COND + ); + + rc = sendto(fd, nlh, msg_len, MSG_DONTWAIT, NULL, 0); + + printf("sendto(%d, {{len=%u, type=SOCK_DIAG_BY_FAMILY" + ", flags=NLM_F_REQUEST, seq=0, pid=0}" + ", {sdiag_family=AF_INET, sdiag_protocol=IPPROTO_TCP" + ", idiag_ext=1<<(INET_DIAG_CONG-1), idiag_states=1<<TCP_CLOSE" + ", id={idiag_sport=htons(0), idiag_dport=htons(0)" + ", inet_pton(AF_INET, \"%s\", &idiag_src)" + ", inet_pton(AF_INET, \"%s\", &idiag_dst)" + ", idiag_if=0, idiag_cookie=[0, 0]}}, {{nla_len=%u" + ", nla_type=INET_DIAG_REQ_BYTECODE}" + ", {{code=INET_DIAG_BC_S_COND, yes=0, no=0}, %p}}}" + ", %u, MSG_DONTWAIT, NULL, 0) = %s\n", + fd, msg_len, address, address, nla_len, + op + 1, msg_len, sprintrc(rc)); + + /* inet_diag_hostcond */ + nla_len = NLA_HDRLEN + sizeof(*op) + sizeof(struct inet_diag_hostcond); + msg_len = NLMSG_SPACE(hdrlen) + nla_len; + nlh = nlh0 - nla_len; + init_inet_diag_req_v2(nlh, msg_len, address); + + nla = NLMSG_ATTR(nlh, hdrlen); + SET_STRUCT(struct nlattr, nla, + .nla_len = nla_len, + .nla_type = INET_DIAG_REQ_BYTECODE + ); + op = RTA_DATA(nla); + SET_STRUCT(struct inet_diag_bc_op, op, + .code = INET_DIAG_BC_S_COND + ); + static const struct inet_diag_hostcond cond = { + .family = AF_UNSPEC, + .prefix_len = 0xad, + .port = 0xadfa, + }; + memcpy(op + 1, &cond, sizeof(cond)); + + rc = sendto(fd, nlh, msg_len, MSG_DONTWAIT, NULL, 0); + + printf("sendto(%d, {{len=%u, type=SOCK_DIAG_BY_FAMILY" + ", flags=NLM_F_REQUEST, seq=0, pid=0}" + ", {sdiag_family=AF_INET, sdiag_protocol=IPPROTO_TCP" + ", idiag_ext=1<<(INET_DIAG_CONG-1), idiag_states=1<<TCP_CLOSE" + ", id={idiag_sport=htons(0), idiag_dport=htons(0)" + ", inet_pton(AF_INET, \"%s\", &idiag_src)" + ", inet_pton(AF_INET, \"%s\", &idiag_dst)" + ", idiag_if=0, idiag_cookie=[0, 0]}}, {{nla_len=%u" + ", nla_type=INET_DIAG_REQ_BYTECODE}, {{code=INET_DIAG_BC_S_COND" + ", yes=0, no=0}, {family=AF_UNSPEC, prefix_len=%u, port=%u}}}}" + ", %u, MSG_DONTWAIT, NULL, 0) = %s\n", + fd, msg_len, address, address, nla_len, + cond.prefix_len, cond.port, msg_len, sprintrc(rc)); + + /* inet_diag_hostcond and some data */ + nla_len += 4; + msg_len = NLMSG_SPACE(hdrlen) + nla_len; + nlh = nlh0 - nla_len; + init_inet_diag_req_v2(nlh, msg_len, address); + + nla = NLMSG_ATTR(nlh, hdrlen); + SET_STRUCT(struct nlattr, nla, + .nla_len = nla_len, + .nla_type = INET_DIAG_REQ_BYTECODE + ); + op = RTA_DATA(nla); + SET_STRUCT(struct inet_diag_bc_op, op, + .code = INET_DIAG_BC_S_COND + ); + memcpy(op + 1, &cond, sizeof(cond)); + memcpy(((struct inet_diag_hostcond *)(op + 1))->addr, "1234", 4); + + rc = sendto(fd, nlh, msg_len, MSG_DONTWAIT, NULL, 0); + + printf("sendto(%d, {{len=%u, type=SOCK_DIAG_BY_FAMILY" + ", flags=NLM_F_REQUEST, seq=0, pid=0}" + ", {sdiag_family=AF_INET, sdiag_protocol=IPPROTO_TCP" + ", idiag_ext=1<<(INET_DIAG_CONG-1), idiag_states=1<<TCP_CLOSE" + ", id={idiag_sport=htons(0), idiag_dport=htons(0)" + ", inet_pton(AF_INET, \"%s\", &idiag_src)" + ", inet_pton(AF_INET, \"%s\", &idiag_dst)" + ", idiag_if=0, idiag_cookie=[0, 0]}}, {{nla_len=%u" + ", nla_type=INET_DIAG_REQ_BYTECODE}, {{code=INET_DIAG_BC_S_COND" + ", yes=0, no=0}, {family=AF_UNSPEC, prefix_len=%u, port=%u" + ", addr=\"1234\"}}}}, %u, MSG_DONTWAIT, NULL, 0) = %s\n", + fd, msg_len, address, address, nla_len, + cond.prefix_len, cond.port, msg_len, sprintrc(rc)); +} + +static void +test_in_addr(const int fd) +{ + const int hdrlen = sizeof(struct inet_diag_req_v2); + const char address[] = "12.34.56.78"; + struct nlmsghdr *nlh; + struct nlattr *nla; + struct inet_diag_bc_op *op; + struct inet_diag_hostcond *cond; + struct in_addr *in_addr; + unsigned int nla_len; + unsigned int msg_len; + void *const nlh0 = tail_alloc(NLMSG_SPACE(hdrlen)); + long rc; + + /* len < sizeof(struct in_addr) */ + nla_len = NLA_HDRLEN + sizeof(*op) + sizeof(*cond) + 2; + msg_len = NLMSG_SPACE(hdrlen) + nla_len; + nlh = nlh0 - nla_len; + init_inet_diag_req_v2(nlh, msg_len, address); + + nla = NLMSG_ATTR(nlh, hdrlen); + SET_STRUCT(struct nlattr, nla, + .nla_len = nla_len, + .nla_type = INET_DIAG_REQ_BYTECODE + ); + op = RTA_DATA(nla); + SET_STRUCT(struct inet_diag_bc_op, op, + .code = INET_DIAG_BC_S_COND + ); + cond = (struct inet_diag_hostcond *)(op + 1); + SET_STRUCT(struct inet_diag_hostcond, cond, + .family = AF_INET + ); + in_addr = (struct in_addr *) cond->addr; + memcpy(in_addr, "12", 2); + + rc = sendto(fd, nlh, msg_len, MSG_DONTWAIT, NULL, 0); + + printf("sendto(%d, {{len=%u, type=SOCK_DIAG_BY_FAMILY" + ", flags=NLM_F_REQUEST, seq=0, pid=0}" + ", {sdiag_family=AF_INET, sdiag_protocol=IPPROTO_TCP" + ", idiag_ext=1<<(INET_DIAG_CONG-1), idiag_states=1<<TCP_CLOSE" + ", id={idiag_sport=htons(0), idiag_dport=htons(0)" + ", inet_pton(AF_INET, \"%s\", &idiag_src)" + ", inet_pton(AF_INET, \"%s\", &idiag_dst)" + ", idiag_if=0, idiag_cookie=[0, 0]}}, {{nla_len=%u" + ", nla_type=INET_DIAG_REQ_BYTECODE}, {{code=INET_DIAG_BC_S_COND" + ", yes=0, no=0}, {family=AF_INET, prefix_len=0, port=0" + ", \"12\"}}}}, %u, MSG_DONTWAIT, NULL, 0) = %s\n", + fd, msg_len, address, address, nla_len, + msg_len, sprintrc(rc)); + + /* short read of in_addr */ + nla_len = NLA_HDRLEN + sizeof(*op) + sizeof(*cond) + sizeof(*in_addr); + msg_len = NLMSG_SPACE(hdrlen) + nla_len; + nlh = nlh0 - (nla_len - 1); + init_inet_diag_req_v2(nlh, msg_len, address); + + nla = NLMSG_ATTR(nlh, hdrlen); + SET_STRUCT(struct nlattr, nla, + .nla_len = nla_len, + .nla_type = INET_DIAG_REQ_BYTECODE + ); + op = RTA_DATA(nla); + SET_STRUCT(struct inet_diag_bc_op, op, + .code = INET_DIAG_BC_S_COND + ); + cond = (struct inet_diag_hostcond *)(op + 1); + SET_STRUCT(struct inet_diag_hostcond, cond, + .family = AF_INET + ); + in_addr = (struct in_addr *) cond->addr; + + rc = sendto(fd, nlh, msg_len, MSG_DONTWAIT, NULL, 0); + + printf("sendto(%d, {{len=%u, type=SOCK_DIAG_BY_FAMILY" + ", flags=NLM_F_REQUEST, seq=0, pid=0}" + ", {sdiag_family=AF_INET, sdiag_protocol=IPPROTO_TCP" + ", idiag_ext=1<<(INET_DIAG_CONG-1), idiag_states=1<<TCP_CLOSE" + ", id={idiag_sport=htons(0), idiag_dport=htons(0)" + ", inet_pton(AF_INET, \"%s\", &idiag_src)" + ", inet_pton(AF_INET, \"%s\", &idiag_dst)" + ", idiag_if=0, idiag_cookie=[0, 0]}}, {{nla_len=%u" + ", nla_type=INET_DIAG_REQ_BYTECODE}, {{code=INET_DIAG_BC_S_COND" + ", yes=0, no=0}, {family=AF_INET, prefix_len=0, port=0" + ", %p}}}}, %u, MSG_DONTWAIT, NULL, 0) = %s\n", + fd, msg_len, address, address, nla_len, in_addr, + msg_len, sprintrc(rc)); + + /* in_addr */ + nla_len = NLA_HDRLEN + sizeof(*op) + sizeof(*cond) + sizeof(*in_addr); + msg_len = NLMSG_SPACE(hdrlen) + nla_len; + nlh = nlh0 - nla_len; + init_inet_diag_req_v2(nlh, msg_len, address); + + nla = NLMSG_ATTR(nlh, hdrlen); + SET_STRUCT(struct nlattr, nla, + .nla_len = nla_len, + .nla_type = INET_DIAG_REQ_BYTECODE + ); + op = RTA_DATA(nla); + SET_STRUCT(struct inet_diag_bc_op, op, + .code = INET_DIAG_BC_S_COND + ); + cond = (struct inet_diag_hostcond *)(op + 1); + SET_STRUCT(struct inet_diag_hostcond, cond, + .family = AF_INET + ); + in_addr = (struct in_addr *) cond->addr; + + if (!inet_pton(AF_INET, address, &in_addr->s_addr)) + perror_msg_and_skip("inet_pton"); + + rc = sendto(fd, nlh, msg_len, MSG_DONTWAIT, NULL, 0); + + printf("sendto(%d, {{len=%u, type=SOCK_DIAG_BY_FAMILY" + ", flags=NLM_F_REQUEST, seq=0, pid=0}" + ", {sdiag_family=AF_INET, sdiag_protocol=IPPROTO_TCP" + ", idiag_ext=1<<(INET_DIAG_CONG-1), idiag_states=1<<TCP_CLOSE" + ", id={idiag_sport=htons(0), idiag_dport=htons(0)" + ", inet_pton(AF_INET, \"%s\", &idiag_src)" + ", inet_pton(AF_INET, \"%s\", &idiag_dst)" + ", idiag_if=0, idiag_cookie=[0, 0]}}, {{nla_len=%u" + ", nla_type=INET_DIAG_REQ_BYTECODE}, {{code=INET_DIAG_BC_S_COND" + ", yes=0, no=0}, {family=AF_INET, prefix_len=0, port=0" + ", inet_pton(AF_INET, \"%s\", &addr.s_addr)}}}}" + ", %u, MSG_DONTWAIT, NULL, 0) = %s\n", + fd, msg_len, address, address, nla_len, + address, msg_len, sprintrc(rc)); +} + +static void +test_in6_addr(const int fd) +{ + const int hdrlen = sizeof(struct inet_diag_req_v2); + const char address[] = "12.34.56.78"; + const char address6[] = "12:34:56:78:90:ab:cd:ef"; + struct nlmsghdr *nlh; + struct nlattr *nla; + struct inet_diag_bc_op *op; + struct inet_diag_hostcond *cond; + struct in6_addr *in6_addr; + unsigned int nla_len; + unsigned int msg_len; + void *const nlh0 = tail_alloc(NLMSG_SPACE(hdrlen)); + long rc; + + /* len < sizeof(struct in6_addr) */ + nla_len = NLA_HDRLEN + sizeof(*op) + sizeof(*cond) + 2; + msg_len = NLMSG_SPACE(hdrlen) + nla_len; + nlh = nlh0 - nla_len; + init_inet_diag_req_v2(nlh, msg_len, address); + + nla = NLMSG_ATTR(nlh, hdrlen); + SET_STRUCT(struct nlattr, nla, + .nla_len = nla_len, + .nla_type = INET_DIAG_REQ_BYTECODE + ); + op = RTA_DATA(nla); + SET_STRUCT(struct inet_diag_bc_op, op, + .code = INET_DIAG_BC_S_COND + ); + cond = (struct inet_diag_hostcond *)(op + 1); + SET_STRUCT(struct inet_diag_hostcond, cond, + .family = AF_INET6 + ); + in6_addr = (struct in6_addr *) cond->addr; + memcpy(in6_addr, "12", 2); + + rc = sendto(fd, nlh, msg_len, MSG_DONTWAIT, NULL, 0); + + printf("sendto(%d, {{len=%u, type=SOCK_DIAG_BY_FAMILY" + ", flags=NLM_F_REQUEST, seq=0, pid=0}" + ", {sdiag_family=AF_INET, sdiag_protocol=IPPROTO_TCP" + ", idiag_ext=1<<(INET_DIAG_CONG-1), idiag_states=1<<TCP_CLOSE" + ", id={idiag_sport=htons(0), idiag_dport=htons(0)" + ", inet_pton(AF_INET, \"%s\", &idiag_src)" + ", inet_pton(AF_INET, \"%s\", &idiag_dst)" + ", idiag_if=0, idiag_cookie=[0, 0]}}, {{nla_len=%u" + ", nla_type=INET_DIAG_REQ_BYTECODE}, {{code=INET_DIAG_BC_S_COND" + ", yes=0, no=0}, {family=AF_INET6, prefix_len=0, port=0" + ", \"12\"}}}}, %u, MSG_DONTWAIT, NULL, 0) = %s\n", + fd, msg_len, address, address, nla_len, msg_len, sprintrc(rc)); + + /* short read of in6_addr */ + nla_len = NLA_HDRLEN + sizeof(*op) + sizeof(*cond) + sizeof(*in6_addr); + msg_len = NLMSG_SPACE(hdrlen) + nla_len; + nlh = nlh0 - (nla_len - 1); + init_inet_diag_req_v2(nlh, msg_len, address); + + nla = NLMSG_ATTR(nlh, hdrlen); + SET_STRUCT(struct nlattr, nla, + .nla_len = nla_len, + .nla_type = INET_DIAG_REQ_BYTECODE + ); + op = RTA_DATA(nla); + SET_STRUCT(struct inet_diag_bc_op, op, + .code = INET_DIAG_BC_S_COND + ); + cond = (struct inet_diag_hostcond *)(op + 1); + SET_STRUCT(struct inet_diag_hostcond, cond, + .family = AF_INET6 + ); + in6_addr = (struct in6_addr *) cond->addr; + + rc = sendto(fd, nlh, msg_len, MSG_DONTWAIT, NULL, 0); + + printf("sendto(%d, {{len=%u, type=SOCK_DIAG_BY_FAMILY" + ", flags=NLM_F_REQUEST, seq=0, pid=0}" + ", {sdiag_family=AF_INET, sdiag_protocol=IPPROTO_TCP" + ", idiag_ext=1<<(INET_DIAG_CONG-1), idiag_states=1<<TCP_CLOSE" + ", id={idiag_sport=htons(0), idiag_dport=htons(0)" + ", inet_pton(AF_INET, \"%s\", &idiag_src)" + ", inet_pton(AF_INET, \"%s\", &idiag_dst)" + ", idiag_if=0, idiag_cookie=[0, 0]}}, {{nla_len=%u" + ", nla_type=INET_DIAG_REQ_BYTECODE}, {{code=INET_DIAG_BC_S_COND" + ", yes=0, no=0}, {family=AF_INET6, prefix_len=0, port=0" + ", %p}}}}, %u, MSG_DONTWAIT, NULL, 0) = %s\n", + fd, msg_len, address, address, nla_len, + in6_addr, msg_len, sprintrc(rc)); + + /* in6_addr */ + nla_len = NLA_HDRLEN + sizeof(*op) + sizeof(*cond) + sizeof(*in6_addr); + msg_len = NLMSG_SPACE(hdrlen) + nla_len; + nlh = nlh0 - nla_len; + init_inet_diag_req_v2(nlh, msg_len, address); + + nla = NLMSG_ATTR(nlh, hdrlen); + SET_STRUCT(struct nlattr, nla, + .nla_len = nla_len, + .nla_type = INET_DIAG_REQ_BYTECODE + ); + op = RTA_DATA(nla); + SET_STRUCT(struct inet_diag_bc_op, op, + .code = INET_DIAG_BC_S_COND + ); + cond = (struct inet_diag_hostcond *)(op + 1); + SET_STRUCT(struct inet_diag_hostcond, cond, + .family = AF_INET6 + ); + in6_addr = (struct in6_addr *) cond->addr; + + if (!inet_pton(AF_INET6, address6, in6_addr->s6_addr)) + perror_msg_and_skip("inet_pton"); + + rc = sendto(fd, nlh, msg_len, MSG_DONTWAIT, NULL, 0); + + printf("sendto(%d, {{len=%u, type=SOCK_DIAG_BY_FAMILY" + ", flags=NLM_F_REQUEST, seq=0, pid=0}" + ", {sdiag_family=AF_INET, sdiag_protocol=IPPROTO_TCP" + ", idiag_ext=1<<(INET_DIAG_CONG-1), idiag_states=1<<TCP_CLOSE" + ", id={idiag_sport=htons(0), idiag_dport=htons(0)" + ", inet_pton(AF_INET, \"%s\", &idiag_src)" + ", inet_pton(AF_INET, \"%s\", &idiag_dst)" + ", idiag_if=0, idiag_cookie=[0, 0]}}, {{nla_len=%u" + ", nla_type=INET_DIAG_REQ_BYTECODE}, {{code=INET_DIAG_BC_S_COND" + ", yes=0, no=0}, {family=AF_INET6, prefix_len=0, port=0" + ", inet_pton(AF_INET6, \"%s\", &addr.s6_addr)}}}}" + ", %u, MSG_DONTWAIT, NULL, 0) = %s\n", + fd, msg_len, address, address, nla_len, + address6, msg_len, sprintrc(rc)); +} + +static void +test_inet_diag_bc_dev_cond(const int fd) +{ + const int hdrlen = sizeof(struct inet_diag_req_v2); + const char address[] = "12.34.56.78"; + struct nlmsghdr *nlh; + struct nlattr *nla; + struct inet_diag_bc_op *op; + uint32_t *ifindex; + unsigned int nla_len; + unsigned int msg_len; + void *const nlh0 = tail_alloc(NLMSG_SPACE(hdrlen)); + long rc; + + /* len < sizeof(uint32_t) */ + nla_len = NLA_HDRLEN + sizeof(*op) + 2; + msg_len = NLMSG_SPACE(hdrlen) + nla_len; + nlh = nlh0 - nla_len; + init_inet_diag_req_v2(nlh, msg_len, address); + + nla = NLMSG_ATTR(nlh, hdrlen); + SET_STRUCT(struct nlattr, nla, + .nla_len = nla_len, + .nla_type = INET_DIAG_REQ_BYTECODE + ); + op = RTA_DATA(nla); + SET_STRUCT(struct inet_diag_bc_op, op, + .code = INET_DIAG_BC_DEV_COND + ); + memcpy(op + 1, "12", 2); + + rc = sendto(fd, nlh, msg_len, MSG_DONTWAIT, NULL, 0); + + printf("sendto(%d, {{len=%u, type=SOCK_DIAG_BY_FAMILY" + ", flags=NLM_F_REQUEST, seq=0, pid=0}" + ", {sdiag_family=AF_INET, sdiag_protocol=IPPROTO_TCP" + ", idiag_ext=1<<(INET_DIAG_CONG-1), idiag_states=1<<TCP_CLOSE" + ", id={idiag_sport=htons(0), idiag_dport=htons(0)" + ", inet_pton(AF_INET, \"%s\", &idiag_src)" + ", inet_pton(AF_INET, \"%s\", &idiag_dst)" + ", idiag_if=0, idiag_cookie=[0, 0]}}, {{nla_len=%u" + ", nla_type=INET_DIAG_REQ_BYTECODE}" + ", {{code=INET_DIAG_BC_DEV_COND, yes=0, no=0}" + ", \"12\"}}}, %u, MSG_DONTWAIT, NULL, 0) = %s\n", + fd, msg_len, address, address, nla_len, msg_len, sprintrc(rc)); + + /* short read of ifindex */ + nla_len = NLA_HDRLEN + sizeof(*op) + sizeof(*ifindex); + msg_len = NLMSG_SPACE(hdrlen) + nla_len; + nlh = nlh0 - (nla_len - 1); + init_inet_diag_req_v2(nlh, msg_len, address); + + nla = NLMSG_ATTR(nlh, hdrlen); + SET_STRUCT(struct nlattr, nla, + .nla_len = nla_len, + .nla_type = INET_DIAG_REQ_BYTECODE + ); + op = RTA_DATA(nla); + SET_STRUCT(struct inet_diag_bc_op, op, + .code = INET_DIAG_BC_DEV_COND + ); + ifindex = (uint32_t *)(op + 1); + + rc = sendto(fd, nlh, msg_len, MSG_DONTWAIT, NULL, 0); + + printf("sendto(%d, {{len=%u, type=SOCK_DIAG_BY_FAMILY" + ", flags=NLM_F_REQUEST, seq=0, pid=0}" + ", {sdiag_family=AF_INET, sdiag_protocol=IPPROTO_TCP" + ", idiag_ext=1<<(INET_DIAG_CONG-1), idiag_states=1<<TCP_CLOSE" + ", id={idiag_sport=htons(0), idiag_dport=htons(0)" + ", inet_pton(AF_INET, \"%s\", &idiag_src)" + ", inet_pton(AF_INET, \"%s\", &idiag_dst)" + ", idiag_if=0, idiag_cookie=[0, 0]}}, {{nla_len=%u" + ", nla_type=INET_DIAG_REQ_BYTECODE}" + ", {{code=INET_DIAG_BC_DEV_COND, yes=0, no=0}" + ", %p}}}, %u, MSG_DONTWAIT, NULL, 0) = %s\n", + fd, msg_len, address, address, nla_len, + op + 1, msg_len, sprintrc(rc)); + + /* ifindex */ + nla_len = NLA_HDRLEN + sizeof(*op) + sizeof(*ifindex); + msg_len = NLMSG_SPACE(hdrlen) + nla_len; + nlh = nlh0 - nla_len; + init_inet_diag_req_v2(nlh, msg_len, address); + + nla = NLMSG_ATTR(nlh, hdrlen); + SET_STRUCT(struct nlattr, nla, + .nla_len = nla_len, + .nla_type = INET_DIAG_REQ_BYTECODE + ); + op = RTA_DATA(nla); + SET_STRUCT(struct inet_diag_bc_op, op, + .code = INET_DIAG_BC_DEV_COND + ); + ifindex = (uint32_t *)(op + 1); + *ifindex = 0xabafefaf; + + rc = sendto(fd, nlh, msg_len, MSG_DONTWAIT, NULL, 0); + + printf("sendto(%d, {{len=%u, type=SOCK_DIAG_BY_FAMILY" + ", flags=NLM_F_REQUEST, seq=0, pid=0}" + ", {sdiag_family=AF_INET, sdiag_protocol=IPPROTO_TCP" + ", idiag_ext=1<<(INET_DIAG_CONG-1), idiag_states=1<<TCP_CLOSE" + ", id={idiag_sport=htons(0), idiag_dport=htons(0)" + ", inet_pton(AF_INET, \"%s\", &idiag_src)" + ", inet_pton(AF_INET, \"%s\", &idiag_dst)" + ", idiag_if=0, idiag_cookie=[0, 0]}}, {{nla_len=%u" + ", nla_type=INET_DIAG_REQ_BYTECODE}" + ", {{code=INET_DIAG_BC_DEV_COND, yes=0, no=0}" + ", %u}}}, %u, MSG_DONTWAIT, NULL, 0) = %s\n", + fd, msg_len, address, address, nla_len, + *ifindex, msg_len, sprintrc(rc)); +} + +static void +test_inet_diag_bc_s_le(const int fd) +{ + const int hdrlen = sizeof(struct inet_diag_req_v2); + const char address[] = "12.34.56.78"; + struct nlmsghdr *nlh; + struct nlattr *nla; + struct inet_diag_bc_op *op; + unsigned int nla_len; + unsigned int msg_len; + void *const nlh0 = tail_alloc(NLMSG_SPACE(hdrlen)); + long rc; + + /* len < sizeof(struct inet_diag_bc_op) */ + nla_len = NLA_HDRLEN + sizeof(struct inet_diag_bc_op) + 2; + msg_len = NLMSG_SPACE(hdrlen) + nla_len; + nlh = nlh0 - nla_len; + init_inet_diag_req_v2(nlh, msg_len, address); + + nla = NLMSG_ATTR(nlh, hdrlen); + SET_STRUCT(struct nlattr, nla, + .nla_len = nla_len, + .nla_type = INET_DIAG_REQ_BYTECODE + ); + op = RTA_DATA(nla); + SET_STRUCT(struct inet_diag_bc_op, op, + .code = INET_DIAG_BC_S_LE + ); + memcpy(op + 1, "12", 2); + + rc = sendto(fd, nlh, msg_len, MSG_DONTWAIT, NULL, 0); + + printf("sendto(%d, {{len=%u, type=SOCK_DIAG_BY_FAMILY" + ", flags=NLM_F_REQUEST, seq=0, pid=0}" + ", {sdiag_family=AF_INET, sdiag_protocol=IPPROTO_TCP" + ", idiag_ext=1<<(INET_DIAG_CONG-1), idiag_states=1<<TCP_CLOSE" + ", id={idiag_sport=htons(0), idiag_dport=htons(0)" + ", inet_pton(AF_INET, \"%s\", &idiag_src)" + ", inet_pton(AF_INET, \"%s\", &idiag_dst)" + ", idiag_if=0, idiag_cookie=[0, 0]}}, {{nla_len=%u" + ", nla_type=INET_DIAG_REQ_BYTECODE}" + ", {{code=INET_DIAG_BC_S_LE, yes=0, no=0}" + ", \"12\"}}}, %u, MSG_DONTWAIT, NULL, 0) = %s\n", + fd, msg_len, address, address, nla_len, msg_len, sprintrc(rc)); + + /* short read of inet_diag_bc_op */ + nla_len = NLA_HDRLEN + sizeof(*op) + sizeof(*op); + msg_len = NLMSG_SPACE(hdrlen) + nla_len; + nlh = nlh0 - (nla_len - 1); + init_inet_diag_req_v2(nlh, msg_len, address); + + nla = NLMSG_ATTR(nlh, hdrlen); + SET_STRUCT(struct nlattr, nla, + .nla_len = nla_len, + .nla_type = INET_DIAG_REQ_BYTECODE + ); + op = RTA_DATA(nla); + SET_STRUCT(struct inet_diag_bc_op, op, + .code = INET_DIAG_BC_S_LE + ); + + rc = sendto(fd, nlh, msg_len, MSG_DONTWAIT, NULL, 0); + + printf("sendto(%d, {{len=%u, type=SOCK_DIAG_BY_FAMILY" + ", flags=NLM_F_REQUEST, seq=0, pid=0}" + ", {sdiag_family=AF_INET, sdiag_protocol=IPPROTO_TCP" + ", idiag_ext=1<<(INET_DIAG_CONG-1), idiag_states=1<<TCP_CLOSE" + ", id={idiag_sport=htons(0), idiag_dport=htons(0)" + ", inet_pton(AF_INET, \"%s\", &idiag_src)" + ", inet_pton(AF_INET, \"%s\", &idiag_dst)" + ", idiag_if=0, idiag_cookie=[0, 0]}}, {{nla_len=%u" + ", nla_type=INET_DIAG_REQ_BYTECODE}" + ", {{code=INET_DIAG_BC_S_LE, yes=0, no=0}" + ", %p}}}, %u, MSG_DONTWAIT, NULL, 0) = %s\n", + fd, msg_len, address, address, nla_len, + op + 1, msg_len, sprintrc(rc)); + + /* inet_diag_bc_op */ + nla_len = NLA_HDRLEN + sizeof(*op) + sizeof(*op); + msg_len = NLMSG_SPACE(hdrlen) + nla_len; + nlh = nlh0 - nla_len; + init_inet_diag_req_v2(nlh, msg_len, address); + + nla = NLMSG_ATTR(nlh, hdrlen); + SET_STRUCT(struct nlattr, nla, + .nla_len = nla_len, + .nla_type = INET_DIAG_REQ_BYTECODE + ); + op = RTA_DATA(nla); + SET_STRUCT(struct inet_diag_bc_op, op, + .code = INET_DIAG_BC_S_LE + ); + static const struct inet_diag_bc_op data = { + .code = INET_DIAG_BC_DEV_COND, + .yes = 0xaf, + .no = 0xafcd + }; + memcpy(op + 1, &data, sizeof(data)); + + rc = sendto(fd, nlh, msg_len, MSG_DONTWAIT, NULL, 0); + + printf("sendto(%d, {{len=%u, type=SOCK_DIAG_BY_FAMILY" + ", flags=NLM_F_REQUEST, seq=0, pid=0}" + ", {sdiag_family=AF_INET, sdiag_protocol=IPPROTO_TCP" + ", idiag_ext=1<<(INET_DIAG_CONG-1), idiag_states=1<<TCP_CLOSE" + ", id={idiag_sport=htons(0), idiag_dport=htons(0)" + ", inet_pton(AF_INET, \"%s\", &idiag_src)" + ", inet_pton(AF_INET, \"%s\", &idiag_dst)" + ", idiag_if=0, idiag_cookie=[0, 0]}}, {{nla_len=%u" + ", nla_type=INET_DIAG_REQ_BYTECODE}" + ", {{code=INET_DIAG_BC_S_LE, yes=0, no=0}" + ", {code=INET_DIAG_BC_DEV_COND, yes=%u, no=%u}}}}" + ", %u, MSG_DONTWAIT, NULL, 0) = %s\n", + fd, msg_len, address, address, nla_len, + data.yes, data.no, msg_len, sprintrc(rc)); +} + +static void +test_inet_diag_bc_mark_cond(const int fd) +{ + const int hdrlen = sizeof(struct inet_diag_req_v2); + const char address[] = "12.34.56.78"; + struct nlmsghdr *nlh; + struct nlattr *nla; + struct inet_diag_bc_op *op; + unsigned int nla_len; + unsigned int msg_len; + void *const nlh0 = tail_alloc(NLMSG_SPACE(hdrlen)); + long rc; + + /* len < sizeof(struct inet_diag_markcond) */ + nla_len = NLA_HDRLEN + sizeof(*op) + 2; + msg_len = NLMSG_SPACE(hdrlen) + nla_len; + nlh = nlh0 - nla_len; + init_inet_diag_req_v2(nlh, msg_len, address); + + nla = NLMSG_ATTR(nlh, hdrlen); + SET_STRUCT(struct nlattr, nla, + .nla_len = nla_len, + .nla_type = INET_DIAG_REQ_BYTECODE + ); + op = RTA_DATA(nla); + SET_STRUCT(struct inet_diag_bc_op, op, + .code = INET_DIAG_BC_MARK_COND, + ); + memcpy(op + 1, "12", 2); + + rc = sendto(fd, nlh, msg_len, MSG_DONTWAIT, NULL, 0); + + printf("sendto(%d, {{len=%u, type=SOCK_DIAG_BY_FAMILY" + ", flags=NLM_F_REQUEST, seq=0, pid=0}" + ", {sdiag_family=AF_INET, sdiag_protocol=IPPROTO_TCP" + ", idiag_ext=1<<(INET_DIAG_CONG-1), idiag_states=1<<TCP_CLOSE" + ", id={idiag_sport=htons(0), idiag_dport=htons(0)" + ", inet_pton(AF_INET, \"%s\", &idiag_src)" + ", inet_pton(AF_INET, \"%s\", &idiag_dst)" + ", idiag_if=0, idiag_cookie=[0, 0]}}" + ", {{nla_len=%u, nla_type=INET_DIAG_REQ_BYTECODE}" + ", {{code=INET_DIAG_BC_MARK_COND, yes=0, no=0}" + ", \"12\"}}}, %u, MSG_DONTWAIT, NULL, 0) = %s\n", + fd, msg_len, address, address, nla_len, msg_len, sprintrc(rc)); + + /* short read of inet_diag_markcond */ + nla_len = NLA_HDRLEN + sizeof(*op) + sizeof(struct inet_diag_markcond); + msg_len = NLMSG_SPACE(hdrlen) + nla_len; + nlh = nlh0 - (nla_len - 1); + init_inet_diag_req_v2(nlh, msg_len, address); + + nla = NLMSG_ATTR(nlh, hdrlen); + SET_STRUCT(struct nlattr, nla, + .nla_len = nla_len, + .nla_type = INET_DIAG_REQ_BYTECODE + ); + op = RTA_DATA(nla); + SET_STRUCT(struct inet_diag_bc_op, op, + .code = INET_DIAG_BC_MARK_COND + ); + + rc = sendto(fd, nlh, msg_len, MSG_DONTWAIT, NULL, 0); + + printf("sendto(%d, {{len=%u, type=SOCK_DIAG_BY_FAMILY" + ", flags=NLM_F_REQUEST, seq=0, pid=0}" + ", {sdiag_family=AF_INET, sdiag_protocol=IPPROTO_TCP" + ", idiag_ext=1<<(INET_DIAG_CONG-1), idiag_states=1<<TCP_CLOSE" + ", id={idiag_sport=htons(0), idiag_dport=htons(0)" + ", inet_pton(AF_INET, \"%s\", &idiag_src)" + ", inet_pton(AF_INET, \"%s\", &idiag_dst)" + ", idiag_if=0, idiag_cookie=[0, 0]}}" + ", {{nla_len=%u, nla_type=INET_DIAG_REQ_BYTECODE}" + ", {{code=INET_DIAG_BC_MARK_COND, yes=0, no=0}" + ", %p}}}, %u, MSG_DONTWAIT, NULL, 0) = %s\n", + fd, msg_len, address, address, nla_len, + op + 1, msg_len, sprintrc(rc)); + + /* inet_diag_markcond */ + nla_len = NLA_HDRLEN + sizeof(*op) + sizeof(struct inet_diag_markcond); + msg_len = NLMSG_SPACE(hdrlen) + nla_len; + nlh = nlh0 - nla_len; + init_inet_diag_req_v2(nlh, msg_len, address); + + nla = NLMSG_ATTR(nlh, hdrlen); + SET_STRUCT(struct nlattr, nla, + .nla_len = nla_len, + .nla_type = INET_DIAG_REQ_BYTECODE + ); + op = RTA_DATA(nla); + SET_STRUCT(struct inet_diag_bc_op, op, + .code = INET_DIAG_BC_MARK_COND + ); + static const struct inet_diag_markcond markcond = { + .mark = 0xafbcafcd, + .mask = 0xbafaacda, + }; + memcpy(op + 1, &markcond, sizeof(markcond)); + + rc = sendto(fd, nlh, msg_len, MSG_DONTWAIT, NULL, 0); + + printf("sendto(%d, {{len=%u, type=SOCK_DIAG_BY_FAMILY" + ", flags=NLM_F_REQUEST, seq=0, pid=0}" + ", {sdiag_family=AF_INET, sdiag_protocol=IPPROTO_TCP" + ", idiag_ext=1<<(INET_DIAG_CONG-1), idiag_states=1<<TCP_CLOSE" + ", id={idiag_sport=htons(0), idiag_dport=htons(0)" + ", inet_pton(AF_INET, \"%s\", &idiag_src)" + ", inet_pton(AF_INET, \"%s\", &idiag_dst)" + ", idiag_if=0, idiag_cookie=[0, 0]}}" + ", {{nla_len=%u, nla_type=INET_DIAG_REQ_BYTECODE}" + ", {{code=INET_DIAG_BC_MARK_COND, yes=0, no=0}" + ", {mark=%u, mask=%u}}}}, %u, MSG_DONTWAIT, NULL, 0) = %s\n", + fd, msg_len, address, address, nla_len, + markcond.mark, markcond.mask, msg_len, sprintrc(rc)); +} + +static void +test_inet_diag_bc_nop(const int fd) +{ + const int hdrlen = sizeof(struct inet_diag_req_v2); + const char address[] = "12.34.56.78"; + struct nlmsghdr *nlh; + struct nlattr *nla; + struct inet_diag_bc_op *op; + unsigned int nla_len; + unsigned int msg_len; + void *const nlh0 = tail_alloc(NLMSG_SPACE(hdrlen)); + long rc; + + nla_len = NLA_HDRLEN + sizeof(*op) + 4; + msg_len = NLMSG_SPACE(hdrlen) + nla_len; + nlh = nlh0 - nla_len; + init_inet_diag_req_v2(nlh, msg_len, address); + + nla = NLMSG_ATTR(nlh, hdrlen); + SET_STRUCT(struct nlattr, nla, + .nla_len = nla_len, + .nla_type = INET_DIAG_REQ_BYTECODE + ); + op = RTA_DATA(nla); + SET_STRUCT(struct inet_diag_bc_op, op, + .code = INET_DIAG_BC_AUTO, + ); + memcpy(op + 1, "1234", 4); + + rc = sendto(fd, nlh, msg_len, MSG_DONTWAIT, NULL, 0); + + printf("sendto(%d, {{len=%u, type=SOCK_DIAG_BY_FAMILY" + ", flags=NLM_F_REQUEST, seq=0, pid=0}" + ", {sdiag_family=AF_INET, sdiag_protocol=IPPROTO_TCP" + ", idiag_ext=1<<(INET_DIAG_CONG-1), idiag_states=1<<TCP_CLOSE" + ", id={idiag_sport=htons(0), idiag_dport=htons(0)" + ", inet_pton(AF_INET, \"%s\", &idiag_src)" + ", inet_pton(AF_INET, \"%s\", &idiag_dst)" + ", idiag_if=0, idiag_cookie=[0, 0]}}, {{nla_len=%u" + ", nla_type=INET_DIAG_REQ_BYTECODE}" + ", {{code=INET_DIAG_BC_AUTO, yes=0, no=0}" + ", \"1234\"}}}, %u, MSG_DONTWAIT, NULL, 0) = %s\n", + fd, msg_len, address, address, nla_len, msg_len, sprintrc(rc)); +} + +int main(void) +{ + skip_if_unavailable("/proc/self/fd/"); + + int fd = create_nl_socket(NETLINK_SOCK_DIAG); + + test_inet_diag_req_none_compat(fd); + test_inet_diag_req_none(fd); + + test_inet_diag_bc_op(fd); + test_inet_diag_bc_s_cond(fd); + test_in_addr(fd); + test_in6_addr(fd); + test_inet_diag_bc_dev_cond(fd); + test_inet_diag_bc_s_le(fd); + test_inet_diag_bc_mark_cond(fd); + test_inet_diag_bc_nop(fd); + + printf("+++ exited with 0 +++\n"); + + return 0; +} diff --git a/tests/pure_executables.list b/tests/pure_executables.list index 6a279bd..01ca65b 100755 --- a/tests/pure_executables.list +++ b/tests/pure_executables.list @@ -176,6 +176,7 @@ netlink_xfrm newfstatat nlattr nlattr_inet_diag_msg +nlattr_inet_diag_req nlattr_netlink_diag_msg nlattr_packet_diag_msg nlattr_smc_diag_msg -- 2.7.4 ------------------------------------------------------------------------------ Check out the vibrant tech community on one of the world's most engaging tech sites, Slashdot.org! http://sdm.link/slashdot _______________________________________________ Strace-devel mailing list Strace-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/strace-devel