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/*
* Copyright (c) 2015-2016 Dmitry V. Levin <ldv@strace.io>
* Copyright (c) 2015-2025 The strace developers.
* All rights reserved.
*
* SPDX-License-Identifier: GPL-2.0-or-later
*/
#include "tests.h"
#ifdef HAVE_SYS_XATTR_H
# include <stdio.h>
# include <sys/xattr.h>
# ifndef XATTR_SIZE_MAX
# define XATTR_SIZE_MAX 65536
# endif
int
main(void)
{
static const char name[] = "user.strace.test.xattr";
static const char c_value[] = "foo\0bar";
static const char q_value[] = "foo\\0bar";
const char *const z_value = tail_memdup(c_value, sizeof(c_value));
char *const efault = tail_alloc(1) + 1;
const char *const value = tail_memdup(c_value, sizeof(c_value) - 1);
const unsigned int big_size = XATTR_SIZE_MAX;
char *const big = tail_alloc(big_size);
long rc;
const char *errstr;
rc = fsetxattr(-1, 0, 0, 0, XATTR_CREATE);
printf("fsetxattr(-1, NULL, NULL, 0, XATTR_CREATE) = %s\n",
sprintrc(rc));
rc = fsetxattr(-1, 0, z_value, 0, XATTR_CREATE);
printf("fsetxattr(-1, NULL, \"\", 0, XATTR_CREATE) = %s\n",
sprintrc(rc));
rc = fsetxattr(-1, name, big, XATTR_SIZE_MAX + 1, XATTR_CREATE);
printf("fsetxattr(-1, \"%s\", %p, %u, XATTR_CREATE) = %s\n",
name, big, XATTR_SIZE_MAX + 1, sprintrc(rc));
fill_memory(big, big_size);
rc = fsetxattr(-1, name, big, big_size, XATTR_CREATE);
errstr = sprintrc(rc);
printf("fsetxattr(-1, \"%s\", ", name);
print_quoted_memory(big, DEFAULT_STRLEN);
fputs("...", stdout);
printf(", %u, XATTR_CREATE) = %s\n", big_size, errstr);
rc = fsetxattr(-1, name, value, sizeof(c_value), XATTR_CREATE);
printf("fsetxattr(-1, \"%s\", %p, %u, XATTR_CREATE) = %s\n",
name, value, (unsigned) sizeof(c_value), sprintrc(rc));
rc = fsetxattr(-1, name, z_value, sizeof(c_value), XATTR_REPLACE);
printf("fsetxattr(-1, \"%s\", \"%s\", %u, XATTR_REPLACE) = %s\n",
name, q_value, (unsigned) sizeof(c_value), sprintrc(rc));
rc = fsetxattr(-1, name, value, sizeof(c_value) - 1, XATTR_CREATE|XATTR_REPLACE);
printf("fsetxattr(-1, \"%s\", \"%s\", %u, XATTR_CREATE|XATTR_REPLACE)"
" = %s\n",
name, q_value, (unsigned) sizeof(c_value) - 1, sprintrc(rc));
rc = setxattr(".", name, z_value, sizeof(c_value), XATTR_CREATE);
printf("setxattr(\".\", \"%s\", \"%s\", %u, XATTR_CREATE) = %s\n",
name, q_value, (unsigned) sizeof(c_value), sprintrc(rc));
rc = lsetxattr(".", name, value, sizeof(c_value) - 1, XATTR_REPLACE);
printf("lsetxattr(\".\", \"%s\", \"%s\", %u, XATTR_REPLACE) = %s\n",
name, q_value, (unsigned) sizeof(c_value) - 1, sprintrc(rc));
rc = fgetxattr(-1, name, efault, 4);
printf("fgetxattr(-1, \"%s\", %p, 4) = %s\n",
name, efault, sprintrc(rc));
rc = getxattr(".", name, big, 0);
printf("getxattr(\".\", \"%s\", %p, 0) = %s\n",
name, big, sprintrc(rc));
rc = lgetxattr(".", name, big, big_size);
errstr = sprintrc(rc);
printf("lgetxattr(\".\", \"%s\", ", name);
if (rc < 0)
printf("%p", big);
else
printf("\"%s\"", q_value);
printf(", %u) = %s\n", big_size, errstr);
rc = flistxattr(-1, efault, 4);
printf("flistxattr(-1, %p, 4) = %s\n", efault, sprintrc(rc));
rc = listxattr(".", big, 0);
printf("listxattr(\".\", %p, 0) = %s\n", big, sprintrc(rc));
rc = llistxattr(".", big, big_size);
errstr = sprintrc(rc);
printf("llistxattr(\".\", ");
if (rc < 0)
printf("%p", big);
else {
const int ellipsis = rc > DEFAULT_STRLEN;
print_quoted_memory(big, ellipsis ? DEFAULT_STRLEN : rc);
if (ellipsis)
fputs("...", stdout);
}
printf(", %u) = %s\n", big_size, errstr);
rc = fremovexattr(-1, name);
printf("fremovexattr(-1, \"%s\") = %s\n", name, sprintrc(rc));
rc = removexattr(".", name);
printf("removexattr(\".\", \"%s\") = %s\n", name, sprintrc(rc));
rc = lremovexattr(".", name);
printf("lremovexattr(\".\", \"%s\") = %s\n", name, sprintrc(rc));
puts("+++ exited with 0 +++");
return 0;
}
#else
SKIP_MAIN_UNDEFINED("HAVE_SYS_XATTR_H")
#endif
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