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Diffstat (limited to 'ubi-utils/old-utils/src/unubi_analyze.h')
| -rw-r--r-- | ubi-utils/old-utils/src/unubi_analyze.h | 87 |
1 files changed, 87 insertions, 0 deletions
diff --git a/ubi-utils/old-utils/src/unubi_analyze.h b/ubi-utils/old-utils/src/unubi_analyze.h new file mode 100644 index 0000000..c478f53 --- /dev/null +++ b/ubi-utils/old-utils/src/unubi_analyze.h @@ -0,0 +1,87 @@ +/* + * Copyright (c) International Business Machines Corp., 2006, 2007 + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See + * the GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +#ifndef __UNUBI_ANALYZE_H__ +#define __UNUBI_ANALYZE_H__ + +/* + * Author: Drake Dowsett + * Contact: Andreas Arnez (arnez@de.ibm.com) + * + * Eraseblock Chain + * + * A linked list structure to order eraseblocks by volume and logical number + * and to update by version number. Doesn't contain actual eraseblock data + * but rather the erasecounter and volume id headers as well as a position + * indicator. + * + * Diagram Example: + * + * [V1.0v0]->[V1.1v2]->[V1.2v1]->[V2.0v2]->[V2.1v0]->[V2.2v1]->NULL + * | | | | | | + * NULL [V1.1v1] [V1.2v0] [V2.0v1] NULL [V2.2v0] + * | | | | + * [V1.1v0] NULL [V2.0v0] NULL + * | | + * NULL NULL + * + * [VA.BvC] represents the eb_info for the eraseblock with the vol_id A, + * lnum B and leb_ver C + * -> represents the `next' pointer + * | represents the `older' pointer + */ + +#include <stdio.h> +#include <stdint.h> +#include <mtd/ubi-media.h> + +#define FN_EH_STAT "analysis_blocks.txt" +#define FN_EH_DATA "analysis_ec_hdr.data" +#define FN_EH_PLOT "analysis_ec_hdr.plot" +#define FN_VH_DATA "analysis_vid_hdr.data" +#define FN_VH_PLOT "analysis_vid_hdr.plot" + +struct eb_info { + struct ubi_ec_hdr ec; + struct ubi_vid_hdr vid; + + fpos_t eb_top; + uint32_t linear; + int ec_crc_ok; + int vid_crc_ok; + int data_crc_ok; + uint32_t phys_addr; + int phys_block; + + struct eb_info *next; + struct eb_info *older; +}; + +int eb_chain_insert(struct eb_info **head, struct eb_info *item); + +int eb_chain_position(struct eb_info **head, uint32_t vol_id, uint32_t *lnum, + struct eb_info **pos); + +int eb_chain_print(FILE *stream, struct eb_info *head); + +int eb_chain_destroy(struct eb_info **head); + +int unubi_analyze(struct eb_info **head, struct eb_info *first, + const char *path); + +#endif /* __UNUBI_ANALYZE_H__ */ |