int file_utime(connection_struct *conn, const char *fname, struct utimbuf *times)
{
SMB_STRUCT_STAT sbuf;
int ret = -1;
errno = 0;
ZERO_STRUCT(sbuf);
/* Don't update the time on read-only shares */
/* We need this as set_filetime (which can be called on
close and other paths) can end up calling this function
without the NEED_WRITE protection. Found by :
Leo Weppelman <*****@*****.**>
*/
if (!CAN_WRITE(conn)) {
return 0;
}
if(SMB_VFS_UTIME(conn,fname, times) == 0)
return 0;
if((errno != EPERM) && (errno != EACCES))
return -1;
if(!lp_dos_filetimes(SNUM(conn)))
return -1;
/* We have permission (given by the Samba admin) to
break POSIX semantics and allow a user to change
the time on a file they don't own but can write to
(as DOS does).
*/
/* Check if we have write access. */
if (can_write_to_file(conn, fname, &sbuf)) {
/* We are allowed to become root and change the filetime. */
become_root();
ret = SMB_VFS_UTIME(conn,fname, times);
unbecome_root();
}
return ret;
}
static NTSTATUS cmd_utime(struct vfs_state *vfs, TALLOC_CTX *mem_ctx, int argc, const char **argv)
{
struct utimbuf times;
if (argc != 4) {
printf("Usage: utime <path> <access> <modify>\n");
return NT_STATUS_OK;
}
times.actime = atoi(argv[2]);
times.modtime = atoi(argv[3]);
if (SMB_VFS_UTIME(vfs->conn, argv[1], ×) != 0) {
printf("utime: error=%d (%s)\n", errno, strerror(errno));
return NT_STATUS_UNSUCCESSFUL;
}
printf("utime: ok\n");
return NT_STATUS_OK;
}
