1 /* 2 * Copyright (c) 2015-2016 Dmitry V. Levin <ldv (at) altlinux.org> 3 * Copyright (c) 2015-2017 The strace developers. 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. The name of the author may not be used to endorse or promote products 15 * derived from this software without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29 #include "tests.h" 30 31 #ifdef HAVE_SYS_XATTR_H 32 33 # include <stdio.h> 34 # include <sys/xattr.h> 35 36 # ifndef XATTR_SIZE_MAX 37 # define XATTR_SIZE_MAX 65536 38 # endif 39 40 int 41 main(void) 42 { 43 static const char name[] = "strace.test"; 44 static const char c_value[] = "foo\0bar"; 45 static const char q_value[] = "foo\\0bar"; 46 47 const char *const z_value = tail_memdup(c_value, sizeof(c_value)); 48 char *const efault = tail_alloc(1) + 1; 49 const char *const value = tail_memdup(c_value, sizeof(c_value) - 1); 50 char *const big = tail_alloc(XATTR_SIZE_MAX + 1); 51 long rc; 52 const char *errstr; 53 54 rc = fsetxattr(-1, 0, 0, 0, XATTR_CREATE); 55 printf("fsetxattr(-1, NULL, NULL, 0, XATTR_CREATE) = %s\n", 56 sprintrc(rc)); 57 58 rc = fsetxattr(-1, 0, z_value, 0, XATTR_CREATE); 59 printf("fsetxattr(-1, NULL, \"\", 0, XATTR_CREATE) = %s\n", 60 sprintrc(rc)); 61 62 rc = fsetxattr(-1, name, big, XATTR_SIZE_MAX + 1, XATTR_CREATE); 63 printf("fsetxattr(-1, \"%s\", %p, %u, XATTR_CREATE) = %s\n", 64 name, big, XATTR_SIZE_MAX + 1, sprintrc(rc)); 65 66 rc = fsetxattr(-1, name, value, sizeof(c_value), XATTR_CREATE); 67 printf("fsetxattr(-1, \"%s\", %p, %u, XATTR_CREATE) = %s\n", 68 name, value, (unsigned) sizeof(c_value), sprintrc(rc)); 69 70 rc = fsetxattr(-1, name, z_value, sizeof(c_value), XATTR_REPLACE); 71 printf("fsetxattr(-1, \"%s\", \"%s\", %u, XATTR_REPLACE) = %s\n", 72 name, q_value, (unsigned) sizeof(c_value), sprintrc(rc)); 73 74 rc = fsetxattr(-1, name, value, sizeof(c_value) - 1, XATTR_CREATE|XATTR_REPLACE); 75 printf("fsetxattr(-1, \"%s\", \"%s\", %u, XATTR_CREATE|XATTR_REPLACE)" 76 " = %s\n", 77 name, q_value, (unsigned) sizeof(c_value) - 1, sprintrc(rc)); 78 79 rc = setxattr(".", name, z_value, sizeof(c_value), XATTR_CREATE); 80 printf("setxattr(\".\", \"%s\", \"%s\", %u, XATTR_CREATE) = %s\n", 81 name, q_value, (unsigned) sizeof(c_value), sprintrc(rc)); 82 83 rc = lsetxattr(".", name, value, sizeof(c_value) - 1, XATTR_CREATE); 84 printf("lsetxattr(\".\", \"%s\", \"%s\", %u, XATTR_CREATE) = %s\n", 85 name, q_value, (unsigned) sizeof(c_value) - 1, sprintrc(rc)); 86 87 rc = fgetxattr(-1, name, efault, 4); 88 printf("fgetxattr(-1, \"%s\", %p, 4) = %s\n", 89 name, efault, sprintrc(rc)); 90 91 rc = getxattr(".", name, big, XATTR_SIZE_MAX + 1); 92 printf("getxattr(\".\", \"%s\", %p, %u) = %s\n", 93 name, big, XATTR_SIZE_MAX + 1, sprintrc(rc)); 94 95 rc = lgetxattr(".", name, big + 1, XATTR_SIZE_MAX); 96 printf("lgetxattr(\".\", \"%s\", %p, %u) = %s\n", 97 name, big + 1, XATTR_SIZE_MAX, sprintrc(rc)); 98 99 rc = flistxattr(-1, efault, 4); 100 printf("flistxattr(-1, %p, 4) = %s\n", efault, sprintrc(rc)); 101 102 rc = llistxattr("", efault + 1, 4); 103 printf("llistxattr(\"\", %p, 4) = %s\n", efault + 1, sprintrc(rc)); 104 105 rc = listxattr(".", big, 0); 106 printf("listxattr(\".\", %p, 0) = %s\n", big, sprintrc(rc)); 107 108 rc = listxattr(".", big, XATTR_SIZE_MAX + 1); 109 errstr = sprintrc(rc); 110 printf("listxattr(\".\", "); 111 if (rc < 0) 112 printf("%p", big); 113 else { 114 const int ellipsis = rc > DEFAULT_STRLEN; 115 116 print_quoted_memory(big, ellipsis ? DEFAULT_STRLEN : rc); 117 if (ellipsis) 118 fputs("...", stdout); 119 } 120 printf(", %u) = %s\n", XATTR_SIZE_MAX + 1, errstr); 121 122 rc = fremovexattr(-1, name); 123 printf("fremovexattr(-1, \"%s\") = %s\n", name, sprintrc(rc)); 124 125 rc = removexattr(".", name); 126 printf("removexattr(\".\", \"%s\") = %s\n", name, sprintrc(rc)); 127 128 rc = lremovexattr(".", name); 129 printf("lremovexattr(\".\", \"%s\") = %s\n", name, sprintrc(rc)); 130 131 puts("+++ exited with 0 +++"); 132 return 0; 133 } 134 135 #else 136 137 SKIP_MAIN_UNDEFINED("HAVE_SYS_XATTR_H") 138 139 #endif 140
