60 lines
2.0 KiB
C
60 lines
2.0 KiB
C
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/*
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* fmap_sections.h, track which sections of the image will contain CBFSes
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*
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* Copyright (C) 2015 Google, Inc.
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*
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* This program 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; version 2 of the License.
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*
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* This program 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 this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA, 02110-1301 USA
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*/
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#ifndef CBFS_SECTIONS_H_
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#define CBFS_SECTIONS_H_
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#include "fmd.h"
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#include <stdbool.h>
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#define SECTION_NAME_FMAP "FMAP"
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#define SECTION_NAME_PRIMARY_CBFS "COREBOOT"
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#define SECTION_ANNOTATION_CBFS "CBFS"
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typedef const struct descriptor_node *cbfs_section_iterator_t;
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/** @return Iterator pointing to first CBFS section, or NULL if none exist */
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cbfs_section_iterator_t cbfs_sections_iterator(void);
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/**
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* Advance iterator to point to the next CBFS section.
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* If it was already pointing to the last such section, it will be set to NULL.
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*
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* @param it (Non-NULL) pointer to (possibly NULL) iterator to be updated
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* @return Whether it was successfully advanced (wasn't already NULL)
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*/
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bool cbfs_sections_iterator_advance(cbfs_section_iterator_t *it);
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/**
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* @param it Iterator, which must currently be non-NULL
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* @return Section to which it points
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*/
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const struct flashmap_descriptor *cbfs_sections_iterator_deref(
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cbfs_section_iterator_t it);
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/** @return Whether a section named SECTION_NAME_PRIMARY_CBFS is in the list. */
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bool cbfs_sections_primary_cbfs_accounted_for(void);
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/** Reclaim the space used to store knowledge of which sections are CBFSes. */
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void cbfs_sections_cleanup(void);
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#endif
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