memcheck/tests/solaris/syscall_at.c

   1 /* Tests various combinations of dfd and pathname for *at syscalls.
   2    In particular, dfd should not be checked when pathname is absolute.
   3    See https://bugs.kde.org/show_bug.cgi?id=307103 for more information.
   4  */
   5
   6 #include "config.h"
   7
   8 #include <fcntl.h>
   9 #include <stdio.h>
  10 #include <unistd.h>
  11 #include <sys/stat.h>
  12 #include <sys/syscall.h>
  13
  14 #define DIRECTORY "/tmp/"
  15 #define FILENAME "abc123"
  16
  17 int main(void)
  18 {
  19    char buf[1];
  20    struct stat stats;
  21
  22    int dfd = open(DIRECTORY, O_RDONLY);
  23
  24    /* linkat */
  25    linkat(dfd, FILENAME, dfd, FILENAME, 0);
  26    linkat(0x9879151, DIRECTORY FILENAME, 0x9879152, DIRECTORY FILENAME, 0);
  27    linkat(AT_FDCWD, FILENAME, AT_FDCWD, FILENAME, 0);
  28    linkat(0x9879153, FILENAME, 0x9879154, FILENAME, 0); /* warning for this one */
  29
  30    /* symlinkat */
  31    symlinkat(FILENAME, dfd, FILENAME);
  32    symlinkat(DIRECTORY FILENAME, 0x26868151, DIRECTORY FILENAME);
  33    symlinkat(FILENAME, AT_FDCWD, FILENAME);
  34    symlinkat(FILENAME, 0x26868152, FILENAME); /* warning for this one */
  35
  36    /* readlinkat */
  37    readlinkat(dfd, FILENAME, buf, 1);
  38    readlinkat(0x4368151, DIRECTORY FILENAME, buf, 1);
  39    readlinkat(AT_FDCWD, FILENAME, buf, 1);
  40    readlinkat(0x4368152, FILENAME, buf, 1); /* warning for this one */
  41
  42 #if defined(SOLARIS_FREALPATHAT_SYSCALL)
  43    /* frealpathat - not available directly */
  44    syscall(SYS_frealpathat, dfd, FILENAME, buf, 1);
  45    syscall(SYS_frealpathat, 0x443115, DIRECTORY FILENAME, buf, 1);
  46    syscall(SYS_frealpathat, AT_FDCWD, FILENAME, buf, 1);
  47 #endif /* SOLARIS_FREALPATHAT_SYSCALL */
  48
  49    /* faccessat */
  50    faccessat(dfd, FILENAME, F_OK, 0);
  51    faccessat(0x4132151, DIRECTORY FILENAME, F_OK, 0);
  52    faccessat(AT_FDCWD, FILENAME, F_OK, 0);
  53    faccessat(0x4132152, FILENAME, F_OK, 0); /* warning for this one */
  54
  55    /* fchownat */
  56    fchownat(dfd, FILENAME, -1, -1, 0);
  57    fchownat(0x4369251, DIRECTORY FILENAME, -1, -1, 0);
  58    fchownat(AT_FDCWD, FILENAME, -1, -1, 0);
  59    fchownat(0x4369252, FILENAME, -1, -1, 0); /* warning for this one */
  60
  61    /* renameat */
  62    renameat(dfd, FILENAME, dfd, FILENAME);
  63    renameat(0x4371151, DIRECTORY FILENAME, 0x4371152, DIRECTORY FILENAME);
  64    renameat(AT_FDCWD, FILENAME, AT_FDCWD, FILENAME);
  65    renameat(0x4371153, FILENAME, 0x4371154, FILENAME); /* warning for this one */
  66
  67    /* unlinkat */
  68    unlinkat(dfd, FILENAME, 0);
  69    unlinkat(0x7608151, DIRECTORY FILENAME, 0);
  70    unlinkat(AT_FDCWD, FILENAME, 0);
  71    unlinkat(0x7608152, FILENAME, 0); /* warning for this one */
  72
  73    /* fstatat */
  74    fstatat(dfd, FILENAME, &stats, 0);
  75    fstatat(0x42515151, DIRECTORY FILENAME, &stats, 0);
  76    fstatat(AT_FDCWD, FILENAME, &stats, 0);
  77    fstatat(0x42515152, FILENAME, &stats, 0); /* warning for this one */
  78
  79    /* openat */
  80    openat(dfd, FILENAME, O_RDONLY);
  81    openat(0x9038151, DIRECTORY FILENAME, O_RDONLY);
  82    openat(AT_FDCWD, FILENAME, O_RDONLY);
  83    openat(0x9038152, FILENAME, O_RDONLY); /* warning for this one */
  84
  85    /* fchmodat */
  86    fchmodat(dfd, FILENAME, S_IRUSR | S_IWUSR, 0);
  87    fchmodat(0x4303151, DIRECTORY FILENAME, S_IRUSR | S_IWUSR, 0);
  88    fchmodat(AT_FDCWD, FILENAME, S_IRUSR | S_IWUSR, 0);
  89    fchmodat(0x4303152, FILENAME, S_IRUSR | S_IWUSR, 0); /* warning for this one */
  90
  91    /* mkdirat */
  92    mkdirat(dfd, FILENAME, S_IRUSR | S_IWUSR);
  93    mkdirat(0x9384151, DIRECTORY FILENAME, S_IRUSR | S_IWUSR);
  94    mkdirat(AT_FDCWD, FILENAME, S_IRUSR | S_IWUSR);
  95    mkdirat(0x9384152, FILENAME, S_IRUSR | S_IWUSR); /* warning for this one */
  96
  97    /* utimensat */
  98    utimensat(dfd, FILENAME, NULL, 0);
  99    utimensat(0x59837215, DIRECTORY FILENAME, NULL, 0);
 100    utimensat(AT_FDCWD, FILENAME, NULL, 0);
 101    utimensat(0x59837216, FILENAME, NULL, 0); /* warning for this one */
 102
 103    rmdir(DIRECTORY FILENAME);
 104    rmdir(FILENAME);
 105    close(dfd);
 106    return 0;
 107 }