74 lines
2.1 KiB
C
74 lines
2.1 KiB
C
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/*
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* Copyright (C) 2001-2003 Hewlett-Packard Co.
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* Contributed by Stephane Eranian <eranian@hpl.hp.com>
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*
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* This file is part of the ELILO, the EFI Linux boot loader.
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*
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* ELILO is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* any later version.
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*
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* ELILO is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with ELILO; see the file COPYING. If not, write to the Free
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* Software Foundation, 59 Temple Place - Suite 330, Boston, MA
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* 02111-1307, USA.
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*
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* Please check out the elilo.txt for complete documentation on how
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* to use this program.
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*/
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#include <efi.h>
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#include <efilib.h>
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#include "glue_ext2fs.h"
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#include "fs/ext2fs.h"
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#include "strops.h"
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static INTN glue(fileops_t *this, VOID *intf);
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/* object exported to fileops */
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fileops_fs_t ext2fs_glue = { EXT2FS_PROTOCOL , glue, ext2fs_install, ext2fs_uninstall};
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static EFI_STATUS
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ext2fs_infosize(ext2fs_interface_t *this, fops_fd_t fd, UINT64 *sz)
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{
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ext2fs_stat_t st;
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EFI_STATUS status;
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if (this == NULL || sz == NULL) return EFI_INVALID_PARAMETER;
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status = this->ext2fs_fstat(this, fd, &st);
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if (status != EFI_SUCCESS) return status;
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*sz = (UINT64)st.st_size;
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return EFI_SUCCESS;
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}
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static INTN
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glue(fileops_t *fp, VOID *intf)
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{
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ext2fs_interface_t *ext2fs = (ext2fs_interface_t *)intf;
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/* record underlying interface */
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fp->intf = intf;
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fp->open = (fops_open_t)ext2fs->ext2fs_open;
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fp->read = (fops_read_t)ext2fs->ext2fs_read;
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fp->close = (fops_close_t)ext2fs->ext2fs_close;
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fp->infosize = (fops_infosize_t)ext2fs_infosize; /* local override */
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fp->seek = (fops_seek_t)ext2fs->ext2fs_seek;
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/* fill out the name of the underlying file system */
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ext2fs->ext2fs_name(ext2fs, fp->name, FILEOPS_NAME_MAXLEN);
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return 0;
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}
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