sysdeps/nacl/fxstat.c

   1
   2 #include <errno.h>
   3 #include <stddef.h>
   4 #include <sys/stat.h>
   5
   6 #include <kernel_stat.h>
   7 #include <nacl_stat.h>
   8 #include <nacl_syscalls.h>
   9
  10
  11 int __fxstat(int vers, int fd, struct stat *buf)
  12 {
  13   int (*nacl_fstat)(int fd, struct nacl_abi_stat *buf) =
  14     NACL_SYSCALL_ADDR(NACL_sys_fstat);
  15
  16   struct nacl_abi_stat nacl_buf;
  17   int result = nacl_fstat(fd, &nacl_buf);
  18   if (result < 0) {
  19     errno = -result;
  20     return -1;
  21   }
  22   buf->st_dev = nacl_buf.nacl_abi_st_dev;
  23 #ifdef _HAVE_STAT___PAD1
  24   buf->__pad1 = 0;
  25 #endif
  26   buf->st_ino = nacl_buf.nacl_abi_st_ino;
  27   buf->st_mode = nacl_buf.nacl_abi_st_mode;
  28   buf->st_nlink = nacl_buf.nacl_abi_st_nlink;
  29   buf->st_uid = nacl_buf.nacl_abi_st_uid;
  30   buf->st_gid = nacl_buf.nacl_abi_st_gid;
  31   buf->st_rdev = nacl_buf.nacl_abi_st_rdev;
  32 #ifdef _HAVE_STAT___PAD2
  33   buf->__pad2 = 0;
  34 #endif
  35   buf->st_size = nacl_buf.nacl_abi_st_size;
  36   buf->st_blksize = nacl_buf.nacl_abi_st_blksize;
  37   buf->st_blocks = nacl_buf.nacl_abi_st_blocks;
  38   buf->st_atim.tv_sec = nacl_buf.nacl_abi_st_atime;
  39   buf->st_atim.tv_nsec = 0;
  40   buf->st_mtim.tv_sec = nacl_buf.nacl_abi_st_mtime;
  41   buf->st_mtim.tv_nsec = 0;
  42   buf->st_ctim.tv_sec = nacl_buf.nacl_abi_st_ctime;
  43   buf->st_ctim.tv_nsec = 0;
  44 #ifdef _HAVE_STAT___UNUSED4
  45   buf->__unused4 = 0;
  46 #endif
  47 #ifdef _HAVE_STAT___UNUSED5
  48   buf->__unused5 = 0;
  49 #endif
  50   return result;
  51 }
  52 hidden_def (__fxstat)
  53 weak_alias (__fxstat, _fxstat)