subrata_modak | 498546d | 2007-12-05 08:44:26 +0000 | [diff] [blame] | 1 | /* |
| 2 | * |
| 3 | * Copyright (c) International Business Machines Corp., 2001 |
| 4 | * Copyright (c) Red Hat Inc., 2007 |
| 5 | * |
| 6 | * This program is free software; you can redistribute it and/or modify |
| 7 | * it under the terms of the GNU General Public License as published by |
| 8 | * the Free Software Foundation; either version 2 of the License, or |
| 9 | * (at your option) any later version. |
| 10 | * |
| 11 | * This program is distributed in the hope that it will be useful, |
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See |
| 14 | * the GNU General Public License for more details. |
| 15 | * |
| 16 | * You should have received a copy of the GNU General Public License |
| 17 | * along with this program; if not, write to the Free Software |
Wanlong Gao | 4548c6c | 2012-10-19 18:03:36 +0800 | [diff] [blame] | 18 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
subrata_modak | 498546d | 2007-12-05 08:44:26 +0000 | [diff] [blame] | 19 | */ |
| 20 | |
| 21 | /* |
| 22 | * NAME |
| 23 | * sendfile05.c |
| 24 | * |
| 25 | * DESCRIPTION |
| 26 | * Testcase to test that sendfile(2) system call returns EINVAL |
| 27 | * when passing negative offset. |
| 28 | * |
| 29 | * USAGE: <for command-line> |
| 30 | * sendfile05 [-c n] [-f] [-i n] [-I x] [-P x] [-t] |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 31 | * where, |
subrata_modak | 498546d | 2007-12-05 08:44:26 +0000 | [diff] [blame] | 32 | * -f : Turn off functionality Testing. |
| 33 | * -i n : Execute test n times. |
| 34 | * -I x : Execute test for x seconds. |
| 35 | * -P x : Pause for x seconds between iterations. |
| 36 | * -t : Turn on syscall timing. |
| 37 | * |
| 38 | * HISTORY |
| 39 | * 11/2007 Copyed from sendfile02.c by Masatake YAMATO |
| 40 | * |
| 41 | * RESTRICTIONS |
| 42 | * NONE |
| 43 | */ |
| 44 | #include <stdio.h> |
| 45 | #include <errno.h> |
| 46 | #include <fcntl.h> |
| 47 | #include <sys/stat.h> |
| 48 | #include <sys/sendfile.h> |
| 49 | #include <sys/types.h> |
| 50 | #include <sys/socket.h> |
| 51 | #include <sys/mman.h> |
| 52 | #include <netinet/in.h> |
| 53 | #include <arpa/inet.h> |
subrata_modak | 498546d | 2007-12-05 08:44:26 +0000 | [diff] [blame] | 54 | #include "test.h" |
| 55 | |
| 56 | #ifndef OFF_T |
| 57 | #define OFF_T off_t |
| 58 | #endif /* Not def: OFF_T */ |
| 59 | |
subrata_modak | 585950c | 2008-08-20 10:55:19 +0000 | [diff] [blame] | 60 | TCID_DEFINE(sendfile05); |
subrata_modak | 498546d | 2007-12-05 08:44:26 +0000 | [diff] [blame] | 61 | |
| 62 | char in_file[100]; |
| 63 | char out_file[100]; |
| 64 | int out_fd; |
| 65 | pid_t child_pid; |
| 66 | static int sockfd, s; |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 67 | static struct sockaddr_in sin1; /* shared between do_child and create_server */ |
subrata_modak | 498546d | 2007-12-05 08:44:26 +0000 | [diff] [blame] | 68 | |
| 69 | void cleanup(void); |
| 70 | void do_child(void); |
| 71 | void setup(void); |
| 72 | int create_server(void); |
| 73 | |
| 74 | int TST_TOTAL = 1; |
| 75 | |
subrata_modak | 498546d | 2007-12-05 08:44:26 +0000 | [diff] [blame] | 76 | #ifdef UCLINUX |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 77 | static char *argv0; |
subrata_modak | 498546d | 2007-12-05 08:44:26 +0000 | [diff] [blame] | 78 | #endif |
| 79 | |
| 80 | void do_sendfile(void) |
| 81 | { |
| 82 | OFF_T offset; |
| 83 | int in_fd; |
| 84 | struct stat sb; |
| 85 | |
| 86 | out_fd = create_server(); |
| 87 | |
| 88 | if ((in_fd = open(in_file, O_RDONLY)) < 0) { |
| 89 | tst_brkm(TBROK, cleanup, "open failed: %d", errno); |
Wanlong Gao | 354ebb4 | 2012-12-07 10:10:04 +0800 | [diff] [blame] | 90 | } |
subrata_modak | 498546d | 2007-12-05 08:44:26 +0000 | [diff] [blame] | 91 | if (stat(in_file, &sb) < 0) { |
| 92 | tst_brkm(TBROK, cleanup, "stat failed: %d", errno); |
Wanlong Gao | 354ebb4 | 2012-12-07 10:10:04 +0800 | [diff] [blame] | 93 | } |
subrata_modak | 498546d | 2007-12-05 08:44:26 +0000 | [diff] [blame] | 94 | |
| 95 | offset = -1; |
| 96 | TEST(sendfile(out_fd, in_fd, &offset, sb.st_size)); |
| 97 | |
| 98 | if (TEST_RETURN != -1) { |
| 99 | tst_resm(TFAIL, "call succeeded unexpectedly"); |
| 100 | } else { |
subrata_modak | 498546d | 2007-12-05 08:44:26 +0000 | [diff] [blame] | 101 | if (TEST_ERRNO != EINVAL) { |
| 102 | tst_resm(TFAIL, "sendfile returned unexpected " |
| 103 | "errno, expected: %d, got: %d", |
| 104 | EINVAL, TEST_ERRNO); |
| 105 | } else { |
| 106 | tst_resm(TPASS, "sendfile() returned %d : %s", |
| 107 | TEST_ERRNO, strerror(TEST_ERRNO)); |
| 108 | } |
| 109 | } |
| 110 | |
| 111 | shutdown(sockfd, SHUT_RDWR); |
| 112 | shutdown(s, SHUT_RDWR); |
| 113 | kill(child_pid, SIGKILL); |
| 114 | close(in_fd); |
| 115 | } |
| 116 | |
| 117 | /* |
| 118 | * do_child |
| 119 | */ |
Mike Frysinger | c57fba5 | 2014-04-09 18:56:30 -0400 | [diff] [blame] | 120 | void do_child(void) |
subrata_modak | 498546d | 2007-12-05 08:44:26 +0000 | [diff] [blame] | 121 | { |
| 122 | int lc; |
| 123 | socklen_t length; |
| 124 | char rbuf[4096]; |
| 125 | |
| 126 | for (lc = 0; TEST_LOOPING(lc); lc++) { |
| 127 | length = sizeof(sin1); |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 128 | recvfrom(sockfd, rbuf, 4096, 0, (struct sockaddr *)&sin1, |
| 129 | &length); |
subrata_modak | 498546d | 2007-12-05 08:44:26 +0000 | [diff] [blame] | 130 | } |
| 131 | exit(0); |
| 132 | } |
| 133 | |
| 134 | /* |
| 135 | * setup() - performs all ONE TIME setup for this test. |
| 136 | */ |
Mike Frysinger | c57fba5 | 2014-04-09 18:56:30 -0400 | [diff] [blame] | 137 | void setup(void) |
subrata_modak | 498546d | 2007-12-05 08:44:26 +0000 | [diff] [blame] | 138 | { |
| 139 | int fd; |
| 140 | char buf[100]; |
| 141 | |
subrata_modak | 498546d | 2007-12-05 08:44:26 +0000 | [diff] [blame] | 142 | tst_sig(FORK, DEF_HANDLER, cleanup); |
| 143 | |
subrata_modak | 498546d | 2007-12-05 08:44:26 +0000 | [diff] [blame] | 144 | TEST_PAUSE; |
| 145 | |
| 146 | /* make a temporary directory and cd to it */ |
| 147 | tst_tmpdir(); |
| 148 | sprintf(in_file, "in.%d", getpid()); |
| 149 | if ((fd = creat(in_file, 00700)) < 0) { |
| 150 | tst_brkm(TBROK, cleanup, "creat failed in setup, errno: %d", |
| 151 | errno); |
Wanlong Gao | 354ebb4 | 2012-12-07 10:10:04 +0800 | [diff] [blame] | 152 | } |
subrata_modak | 498546d | 2007-12-05 08:44:26 +0000 | [diff] [blame] | 153 | sprintf(buf, "abcdefghijklmnopqrstuvwxyz"); |
| 154 | if (write(fd, buf, strlen(buf)) < 0) { |
| 155 | tst_brkm(TBROK, cleanup, "write failed, errno: %d", errno); |
Wanlong Gao | 354ebb4 | 2012-12-07 10:10:04 +0800 | [diff] [blame] | 156 | } |
subrata_modak | 498546d | 2007-12-05 08:44:26 +0000 | [diff] [blame] | 157 | close(fd); |
| 158 | sprintf(out_file, "out.%d", getpid()); |
| 159 | } |
| 160 | |
| 161 | /* |
| 162 | * cleanup() - performs all ONE TIME cleanup for this test at |
| 163 | * completion or premature exit. |
| 164 | */ |
Mike Frysinger | c57fba5 | 2014-04-09 18:56:30 -0400 | [diff] [blame] | 165 | void cleanup(void) |
subrata_modak | 498546d | 2007-12-05 08:44:26 +0000 | [diff] [blame] | 166 | { |
subrata_modak | 498546d | 2007-12-05 08:44:26 +0000 | [diff] [blame] | 167 | |
| 168 | close(out_fd); |
| 169 | /* delete the test directory created in setup() */ |
| 170 | tst_rmdir(); |
| 171 | |
subrata_modak | 498546d | 2007-12-05 08:44:26 +0000 | [diff] [blame] | 172 | } |
| 173 | |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 174 | int create_server(void) |
| 175 | { |
| 176 | static int count = 0; |
Jan Stancek | 6e4e77a | 2014-03-07 11:39:56 +0100 | [diff] [blame] | 177 | socklen_t slen = sizeof(sin1); |
subrata_modak | 498546d | 2007-12-05 08:44:26 +0000 | [diff] [blame] | 178 | |
| 179 | sockfd = socket(PF_INET, SOCK_DGRAM, 0); |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 180 | if (sockfd < 0) { |
subrata_modak | 498546d | 2007-12-05 08:44:26 +0000 | [diff] [blame] | 181 | tst_brkm(TBROK, cleanup, "call to socket() failed: %s", |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 182 | strerror(errno)); |
subrata_modak | 498546d | 2007-12-05 08:44:26 +0000 | [diff] [blame] | 183 | return -1; |
| 184 | } |
| 185 | sin1.sin_family = AF_INET; |
Jan Stancek | 6e4e77a | 2014-03-07 11:39:56 +0100 | [diff] [blame] | 186 | sin1.sin_port = 0; /* pick random free port */ |
subrata_modak | 498546d | 2007-12-05 08:44:26 +0000 | [diff] [blame] | 187 | sin1.sin_addr.s_addr = INADDR_ANY; |
| 188 | count++; |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 189 | if (bind(sockfd, (struct sockaddr *)&sin1, sizeof(sin1)) < 0) { |
subrata_modak | 498546d | 2007-12-05 08:44:26 +0000 | [diff] [blame] | 190 | tst_brkm(TBROK, cleanup, "call to bind() failed: %s", |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 191 | strerror(errno)); |
subrata_modak | 498546d | 2007-12-05 08:44:26 +0000 | [diff] [blame] | 192 | return -1; |
| 193 | } |
Jan Stancek | 6e4e77a | 2014-03-07 11:39:56 +0100 | [diff] [blame] | 194 | if (getsockname(sockfd, (struct sockaddr *)&sin1, &slen) == -1) |
| 195 | tst_brkm(TBROK | TERRNO, cleanup, "getsockname failed"); |
| 196 | |
subrata_modak | 498546d | 2007-12-05 08:44:26 +0000 | [diff] [blame] | 197 | child_pid = FORK_OR_VFORK(); |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 198 | if (child_pid < 0) { |
subrata_modak | 498546d | 2007-12-05 08:44:26 +0000 | [diff] [blame] | 199 | tst_brkm(TBROK, cleanup, "client/server fork failed: %s", |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 200 | strerror(errno)); |
subrata_modak | 498546d | 2007-12-05 08:44:26 +0000 | [diff] [blame] | 201 | return -1; |
| 202 | } |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 203 | if (!child_pid) { /* child */ |
subrata_modak | 498546d | 2007-12-05 08:44:26 +0000 | [diff] [blame] | 204 | #ifdef UCLINUX |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 205 | if (self_exec(argv0, "") < 0) { |
subrata_modak | 498546d | 2007-12-05 08:44:26 +0000 | [diff] [blame] | 206 | tst_brkm(TBROK, cleanup, "self_exec failed"); |
| 207 | return -1; |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 208 | |
subrata_modak | 498546d | 2007-12-05 08:44:26 +0000 | [diff] [blame] | 209 | } |
| 210 | #else |
| 211 | do_child(); |
| 212 | #endif |
| 213 | } |
| 214 | |
| 215 | s = socket(PF_INET, SOCK_DGRAM, 0); |
| 216 | inet_aton("127.0.0.1", &sin1.sin_addr); |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 217 | if (s < 0) { |
subrata_modak | 498546d | 2007-12-05 08:44:26 +0000 | [diff] [blame] | 218 | tst_brkm(TBROK, cleanup, "call to socket() failed: %s", |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 219 | strerror(errno)); |
subrata_modak | 498546d | 2007-12-05 08:44:26 +0000 | [diff] [blame] | 220 | return -1; |
| 221 | } |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 222 | if (connect(s, (struct sockaddr *)&sin1, sizeof(sin1)) < 0) { |
subrata_modak | 498546d | 2007-12-05 08:44:26 +0000 | [diff] [blame] | 223 | tst_brkm(TBROK, cleanup, "call to connect() failed: %s", |
subrata_modak | 56207ce | 2009-03-23 13:35:39 +0000 | [diff] [blame] | 224 | strerror(errno)); |
subrata_modak | 498546d | 2007-12-05 08:44:26 +0000 | [diff] [blame] | 225 | } |
| 226 | return s; |
| 227 | |
| 228 | } |
| 229 | |
| 230 | int main(int ac, char **av) |
| 231 | { |
Cyril Hrubis | 89af32a | 2012-10-24 16:39:11 +0200 | [diff] [blame] | 232 | int lc; |
Cyril Hrubis | 0b9589f | 2014-05-27 17:40:33 +0200 | [diff] [blame] | 233 | const char *msg; /* parse_opts() return message */ |
subrata_modak | 498546d | 2007-12-05 08:44:26 +0000 | [diff] [blame] | 234 | |
Garrett Cooper | 45e285d | 2010-11-22 12:19:25 -0800 | [diff] [blame] | 235 | if ((msg = parse_opts(ac, av, NULL, NULL)) != NULL) { |
Garrett Cooper | 60fa801 | 2010-11-22 13:50:58 -0800 | [diff] [blame] | 236 | tst_brkm(TBROK, NULL, "OPTION PARSING ERROR - %s", msg); |
Wanlong Gao | 354ebb4 | 2012-12-07 10:10:04 +0800 | [diff] [blame] | 237 | } |
subrata_modak | 498546d | 2007-12-05 08:44:26 +0000 | [diff] [blame] | 238 | #ifdef UCLINUX |
| 239 | argv0 = av[0]; |
| 240 | maybe_run_child(&do_child, ""); |
| 241 | #endif |
| 242 | |
| 243 | setup(); |
| 244 | |
| 245 | /* |
| 246 | * The following loop checks looping state if -c option given |
| 247 | */ |
| 248 | for (lc = 0; TEST_LOOPING(lc); lc++) { |
Caspar Zhang | d59a659 | 2013-03-07 14:59:12 +0800 | [diff] [blame] | 249 | tst_count = 0; |
subrata_modak | 498546d | 2007-12-05 08:44:26 +0000 | [diff] [blame] | 250 | |
| 251 | do_sendfile(); |
| 252 | } |
| 253 | cleanup(); |
| 254 | |
Garrett Cooper | 5374050 | 2010-12-16 00:04:01 -0800 | [diff] [blame] | 255 | tst_exit(); |
Chris Dearman | ec6edca | 2012-10-17 19:54:01 -0700 | [diff] [blame] | 256 | } |