1bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes/* 2bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes * Copyright (c) 2017 JingPiao Chen <chenjingpiao@gmail.com> 3bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes * Copyright (c) 2017 The strace developers. 4bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes * All rights reserved. 5bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes * 6bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes * Redistribution and use in source and binary forms, with or without 7bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes * modification, are permitted provided that the following conditions 8bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes * are met: 9bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes * 1. Redistributions of source code must retain the above copyright 10bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes * notice, this list of conditions and the following disclaimer. 11bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes * 2. Redistributions in binary form must reproduce the above copyright 12bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes * notice, this list of conditions and the following disclaimer in the 13bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes * documentation and/or other materials provided with the distribution. 14bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes * 3. The name of the author may not be used to endorse or promote products 15bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes * derived from this software without specific prior written permission. 16bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes * 17bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes */ 28bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes 29bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes#include "tests.h" 30bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes 31bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes#include <stdio.h> 32bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes#include "test_nlattr.h" 33bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes#include <linux/pkt_sched.h> 34bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes#include <linux/rtnetlink.h> 35bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes 36bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes#ifndef TCA_STAB 37bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes# define TCA_STAB 8 38bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes#endif 39bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes#ifndef TCA_STAB_DATA 40bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes# define TCA_STAB_DATA 2 41bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes#endif 42bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes 43bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughesconst unsigned int hdrlen = sizeof(struct tcmsg); 44bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes 45bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughesstatic void 46bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughesinit_tcmsg(struct nlmsghdr *const nlh, const unsigned int msg_len) 47bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes{ 48bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes SET_STRUCT(struct nlmsghdr, nlh, 49bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes .nlmsg_len = msg_len, 50bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes .nlmsg_type = RTM_GETQDISC, 51bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes .nlmsg_flags = NLM_F_DUMP 52bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes ); 53bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes 54bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes struct tcmsg *const msg = NLMSG_DATA(nlh); 55bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes SET_STRUCT(struct tcmsg, msg, 56bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes .tcm_family = AF_UNIX, 57bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes .tcm_ifindex = ifindex_lo() 58bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes ); 59bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes 60bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes struct nlattr *const nla = NLMSG_ATTR(nlh, sizeof(*msg)); 61bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes SET_STRUCT(struct nlattr, nla, 62bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes .nla_len = msg_len - NLMSG_SPACE(hdrlen), 63bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes .nla_type = TCA_STAB 64bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes ); 65bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes} 66bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes 67bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughesstatic void 68bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughesprint_tcmsg(const unsigned int msg_len) 69bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes{ 70bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes printf("{len=%u, type=RTM_GETQDISC, flags=NLM_F_DUMP" 71bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes ", seq=0, pid=0}, {tcm_family=AF_UNIX" 72bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes ", tcm_ifindex=" IFINDEX_LO_STR 73bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes ", tcm_handle=0, tcm_parent=0, tcm_info=0}" 74bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes ", {{nla_len=%u, nla_type=TCA_STAB}", 75bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes msg_len, msg_len - NLMSG_SPACE(hdrlen)); 76bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes} 77bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes 78bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughesstatic void 79bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughesprint_uint16(const uint16_t *p) 80bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes{ 81bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes printf("%u", *p); 82bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes} 83bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes 84bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughesint 85bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughesmain(void) 86bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes{ 87bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes skip_if_unavailable("/proc/self/fd/"); 88bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes 89bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes const int fd = create_nl_socket(NETLINK_ROUTE); 90bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes void *nlh0 = tail_alloc(NLMSG_SPACE(hdrlen)); 91bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes 92bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes static char pattern[4096]; 93bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes fill_memory_ex(pattern, sizeof(pattern), 'a', 'z' - 'a' + 1); 94bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes 95bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes#ifdef HAVE_STRUCT_TC_SIZESPEC 96bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes static const struct tc_sizespec s = { 97bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes .cell_log = 0xab, 98bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes .size_log = 0xcd, 99bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes .cell_align = 0xefab, 100bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes .overhead = 0xcdadeefa, 101bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes .linklayer = 0xefbaafeb, 102bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes .mpu = 0xfebfaefb, 103bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes .mtu = 0xacdbefab, 104bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes .tsize = 0xbdeaabed 105bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes }; 106bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes TEST_NESTED_NLATTR_OBJECT(fd, nlh0, hdrlen, 107bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes init_tcmsg, print_tcmsg, 108bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes TCA_STAB_BASE, pattern, s, 109bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes PRINT_FIELD_U("{", s, cell_log); 110bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes PRINT_FIELD_U(", ", s, size_log); 111bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes PRINT_FIELD_D(", ", s, cell_align); 112bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes PRINT_FIELD_D(", ", s, overhead); 113bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes PRINT_FIELD_U(", ", s, linklayer); 114bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes PRINT_FIELD_U(", ", s, mpu); 115bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes PRINT_FIELD_U(", ", s, mtu); 116bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes PRINT_FIELD_U(", ", s, tsize); 117bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes printf("}")); 118bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes#endif 119bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes 120bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes uint16_t data[2] = { 0xacbd, 0xefba }; 121bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes TEST_NESTED_NLATTR_ARRAY(fd, nlh0, hdrlen, 122bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes init_tcmsg, print_tcmsg, 123bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes TCA_STAB_DATA, pattern, data, print_uint16); 124bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes 125bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes puts("+++ exited with 0 +++"); 126bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes return 0; 127bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes} 128