memcheck/tests/freebsd/extattr.c

   1 /*
   2  * Test this family of functions
   3  *    extattr_get_fd, extattr_set_fd, extattr_delete_fd, extattr_list_fd,
   4  *    extattr_get_file, extattr_set_file, extattr_delete_file,
   5  *    extattr_list_file, extattr_get_link, extattr_set_link,
   6  *    extattr_delete_link, extattr_list_link - system calls to manipulate VFS
   7  */
   8
   9 #include <sys/types.h>
  10 #include <sys/extattr.h>
  11 #include <string.h>
  12 #include <stdlib.h>
  13 #include <unistd.h>
  14 #include <stdio.h>
  15 #include "../../memcheck.h"
  16
  17 int main()
  18 {
  19     ssize_t n;
  20     char buff[64];
  21     char tmpfile[] = "test1.XXXXXX";
  22     int tmpfd = mkstemp(tmpfile);
  23     memset(buff, 0, sizeof(buff));
  24     sprintf(buff, "some data");
  25
  26     // valid calls even though "test1" does not exist
  27     n = extattr_get_file("test1", EXTATTR_NAMESPACE_USER, "bar", NULL, 0);
  28     (void)extattr_get_file("test1", EXTATTR_NAMESPACE_USER, "bar", buff, sizeof(buff));
  29     (void)extattr_get_link("test1", EXTATTR_NAMESPACE_USER, "bar", buff, sizeof(buff));
  30     (void)extattr_list_file("test1", EXTATTR_NAMESPACE_USER, buff, sizeof(buff));
  31     (void)extattr_list_link("test1", EXTATTR_NAMESPACE_USER, buff, sizeof(buff));
  32
  33     n = extattr_get_fd(tmpfd, EXTATTR_NAMESPACE_USER, "bar", NULL, 0);
  34     (void)extattr_get_fd(tmpfd, EXTATTR_NAMESPACE_USER, "bar", buff, sizeof(buff));
  35     (void)extattr_list_fd(tmpfd, EXTATTR_NAMESPACE_USER, buff, sizeof(buff));
  36
  37     n = extattr_set_file("test1", EXTATTR_NAMESPACE_USER, "bar", NULL, 0);
  38     (void)extattr_set_file("test1", EXTATTR_NAMESPACE_USER, "bar", buff, sizeof(buff));
  39     (void)extattr_set_link("test1", EXTATTR_NAMESPACE_USER, "bar", buff, sizeof(buff));
  40
  41     n = extattr_set_fd(tmpfd, EXTATTR_NAMESPACE_USER, "bar", NULL, 0);
  42     (void)extattr_set_fd(tmpfd, EXTATTR_NAMESPACE_USER, "bar", buff, sizeof(buff));
  43
  44     (void)extattr_delete_file("test1", EXTATTR_NAMESPACE_USER, "foo");
  45     (void)extattr_delete_link("test1", EXTATTR_NAMESPACE_USER, "foo");
  46     (void)extattr_delete_fd(tmpfd, EXTATTR_NAMESPACE_USER, "foo");
  47
  48     // now some invalid calls
  49     int uninit;
  50     (void)extattr_get_file("test1", uninit, "bar", buff, sizeof(buff));
  51     (void)extattr_get_link("test1", uninit, "bar", buff, sizeof(buff));
  52     (void)extattr_get_fd(tmpfd, uninit, "bar", buff, sizeof(buff));
  53     (void)extattr_list_file("test1", uninit, buff, sizeof(buff));
  54     (void)extattr_list_link("test1", uninit, buff, sizeof(buff));
  55     (void)extattr_list_fd(tmpfd, uninit, buff, sizeof(buff));
  56     (void)extattr_delete_file("test1", uninit, "foo");
  57     (void)extattr_delete_link("test1", uninit, "foo");
  58     (void)extattr_delete_fd(tmpfd, uninit, "foo");
  59
  60     char* badbuff = malloc(64);
  61     free(badbuff);
  62     (void)extattr_get_file("test1", EXTATTR_NAMESPACE_USER, "bar", badbuff, 64);
  63     (void)extattr_get_link("test1", EXTATTR_NAMESPACE_USER, "bar", badbuff, 64);
  64     (void)extattr_get_fd(tmpfd, EXTATTR_NAMESPACE_USER, "bar", badbuff, 64);
  65     badbuff = malloc(64);
  66     free(badbuff);
  67     (void)extattr_list_file("test1", EXTATTR_NAMESPACE_USER, badbuff, 64);
  68     (void)extattr_list_link("test1", EXTATTR_NAMESPACE_USER, badbuff, 64);
  69     (void)extattr_list_fd(tmpfd, EXTATTR_NAMESPACE_USER, badbuff, 64);
  70
  71     char* badstring = strdup("test2");
  72     free(badstring);
  73     (void)extattr_get_file(badstring, EXTATTR_NAMESPACE_USER, "bar", buff, sizeof(buff));
  74     (void)extattr_get_link(badstring, EXTATTR_NAMESPACE_USER, "bar", buff, sizeof(buff));
  75     (void)extattr_get_file("test1", EXTATTR_NAMESPACE_USER, badstring, buff, sizeof(buff));
  76     (void)extattr_get_link("test1", EXTATTR_NAMESPACE_USER, badstring, buff, sizeof(buff));
  77     (void)extattr_list_file(badstring, EXTATTR_NAMESPACE_USER, buff, sizeof(buff));
  78     (void)extattr_delete_file(badstring, EXTATTR_NAMESPACE_USER, "foo");
  79     (void)extattr_delete_link(badstring, EXTATTR_NAMESPACE_USER, "foo");
  80
  81     int badfd = tmpfd;
  82     VALGRIND_MAKE_MEM_UNDEFINED(&badfd, sizeof(int));
  83     (void)extattr_get_fd(badfd, EXTATTR_NAMESPACE_USER, "bar", buff, sizeof(buff));
  84     (void)extattr_list_fd(badfd, EXTATTR_NAMESPACE_USER, buff, sizeof(buff));
  85     (void)extattr_delete_fd(badfd, EXTATTR_NAMESPACE_USER, "foo");
  86
  87     int badsize = sizeof(buff);
  88     VALGRIND_MAKE_MEM_UNDEFINED(&badsize, sizeof(int));
  89     extattr_get_file("test1", EXTATTR_NAMESPACE_USER, "bar", buff, badsize);
  90     extattr_get_link("test1", EXTATTR_NAMESPACE_USER, "bar", buff, badsize);
  91     extattr_get_fd(tmpfd, EXTATTR_NAMESPACE_USER, "bar", buff, badsize);
  92     extattr_list_file("test1", EXTATTR_NAMESPACE_USER, buff, badsize);
  93     extattr_list_link("test1", EXTATTR_NAMESPACE_USER, buff, badsize);
  94     extattr_list_fd(tmpfd, EXTATTR_NAMESPACE_USER, buff, badsize);
  95
  96     close (tmpfd);
  97     unlink(tmpfile);
  98 }
  99