URL
https://opencores.org/ocsvn/openrisc/openrisc/trunk
Subversion Repositories openrisc
[/] [openrisc/] [trunk/] [rtos/] [rtems/] [c/] [src/] [lib/] [libc/] [getdents.c] - Rev 227
Go to most recent revision | Compare with Previous | Blame | View Log
/* * getdents() - Get Directory Entries * * SVR4 and SVID extension required by Newlib readdir() family. * * This routine will dd_len / (sizeof dirent) directory entries relative to * the current directory position index. These entries will be placed in * character array pointed to by -dd_buf- * * COPYRIGHT (c) 1989-1999. * On-Line Applications Research Corporation (OAR). * * The license and distribution terms for this file may be * found in the file LICENSE in this distribution or at * http://www.OARcorp.com/rtems/license.html. * * $Id: getdents.c,v 1.2 2001-09-27 12:01:15 chris Exp $ */ #include <errno.h> #include "libio_.h" int getdents( int dd_fd, char *dd_buf, int dd_len ) { rtems_libio_t *iop; rtems_filesystem_location_info_t loc; /* * Get the file control block structure associated with the file descriptor */ iop = rtems_libio_iop( dd_fd ); /* * Make sure we are working on a directory */ loc = iop->pathinfo; if ( !loc.ops->node_type ) set_errno_and_return_minus_one( ENOTSUP ); if ( (*loc.ops->node_type)( &loc ) != RTEMS_FILESYSTEM_DIRECTORY ) set_errno_and_return_minus_one( ENOTDIR ); /* * Return the number of bytes that were actually transfered as a result * of the read attempt. */ if ( !iop->handlers->read ) set_errno_and_return_minus_one( ENOTSUP ); return (*iop->handlers->read)( iop, dd_buf, dd_len ); }
Go to most recent revision | Compare with Previous | Blame | View Log