summaryrefslogtreecommitdiff
path: root/ubi-utils/src/reader.c
diff options
context:
space:
mode:
Diffstat (limited to 'ubi-utils/src/reader.c')
-rw-r--r--ubi-utils/src/reader.c482
1 files changed, 0 insertions, 482 deletions
diff --git a/ubi-utils/src/reader.c b/ubi-utils/src/reader.c
deleted file mode 100644
index 0ea8c6d..0000000
--- a/ubi-utils/src/reader.c
+++ /dev/null
@@ -1,482 +0,0 @@
-/*
- * Copyright (c) International Business Machines Corp., 2006
- *
- * 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.
- *
- * Author: Oliver Lohmann
- *
- * Read in PFI (partial flash image) data and store it into internal
- * data structures for further processing. Take also care about
- * special handling if the data contains PDD (platform description
- * data/boot-parameters).
- */
-
-#include <string.h>
-#include <stdint.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <errno.h>
-
-#include "bootenv.h"
-#include "reader.h"
-
-#define __unused __attribute__((unused))
-
-/* @FIXME hard coded offsets right now - get them from Artem? */
-#define NAND2048_DEFAULT_VID_HDR_OFF 1984
-#define NAND512_DEFAULT_VID_HDR_OFF 448
-#define NOR_DEFAULT_VID_HDR_OFF 64
-
-#define EBUF_PFI(fmt...) \
- do { int i = snprintf(err_buf, err_buf_size, "%s\n", label); \
- snprintf(err_buf + i, err_buf_size - i, fmt); \
- } while (0)
-
-#define EBUF(fmt...) \
- do { snprintf(err_buf, err_buf_size, fmt); } while (0)
-
-
-int
-read_pdd_data(FILE* fp_pdd, pdd_data_t* pdd_data,
- char* err_buf, size_t err_buf_size)
-{
- int rc = 0;
- bootenv_t pdd = NULL;
- pdd_data_t res = NULL;
- const char* value;
-
- res = (pdd_data_t) malloc(sizeof(struct pdd_data));
- if (!res) {
- rc = -ENOMEM;
- goto err;
- }
- rc = bootenv_create(&pdd);
- if (rc != 0) {
- goto err;
- }
- rc = bootenv_read_txt(fp_pdd, pdd);
- if (rc != 0) {
- goto err;
- }
- rc = bootenv_get(pdd, "flash_type", &value);
- if (rc != 0) {
- goto err;
- }
-
- if (strcmp(value, "NAND") == 0) {
-
- rc = bootenv_get_num(pdd, "flash_page_size",
- &(res->flash_page_size));
- if (rc != 0) {
- EBUF("Cannot read 'flash_page_size' from pdd.");
- goto err;
- }
- res->flash_type = NAND_FLASH;
-
- switch (res->flash_page_size) {
- case 512:
- res->vid_hdr_offset = NAND512_DEFAULT_VID_HDR_OFF;
- break;
- case 2048:
- res->vid_hdr_offset = NAND2048_DEFAULT_VID_HDR_OFF;
- break;
- default:
- EBUF("Unsupported 'flash_page_size' %d.",
- res->flash_page_size);
- goto err;
- }
- }
- else if (strcmp(value, "NOR") == 0){
- res->flash_type = NOR_FLASH;
- res->vid_hdr_offset = NOR_DEFAULT_VID_HDR_OFF;
- }
- else {
- snprintf(err_buf, err_buf_size,
- "Unkown flash type: %s", value);
- goto err;
- }
-
- rc = bootenv_get_num(pdd, "flash_eraseblock_size",
- &(res->eb_size));
- if (rc != 0) {
- EBUF("Cannot read 'flash_eraseblock_size' from pdd.");
- goto err;
- }
-
- rc = bootenv_get_num(pdd, "flash_size",
- &(res->flash_size));
- if (rc != 0) {
- EBUF("Cannot read 'flash_size' from pdd.");
- goto err;
- }
-
- goto out;
- err:
- if (res) {
- free(res);
- res = NULL;
- }
- out:
- bootenv_destroy(&pdd);
- *pdd_data = res;
- return rc;
-}
-
-int
-read_pfi_raw(pfi_header pfi_hd, FILE* fp_pfi __unused, pfi_raw_t* pfi_raw,
- const char* label, char* err_buf, size_t err_buf_size)
-{
- int rc = 0;
- char tmp_str[PFI_KEYWORD_LEN];
- bootenv_list_t raw_start_list = NULL;
- pfi_raw_t res;
- size_t size;
-
- res = (pfi_raw_t) malloc(sizeof(struct pfi_raw));
- if (!res)
- return -ENOMEM;
-
- rc = pfi_header_getnumber(pfi_hd, "size", &(res->data_size));
- if (rc != 0) {
- EBUF_PFI("Cannot read 'size' from PFI.");
- goto err;
- }
-
- rc = pfi_header_getnumber(pfi_hd, "crc", &(res->crc));
- if (rc != 0) {
- EBUF_PFI("Cannot read 'crc' from PFI.");
- goto err;
- }
-
- rc = pfi_header_getstring(pfi_hd, "raw_starts",
- tmp_str, PFI_KEYWORD_LEN);
- if (rc != 0) {
- EBUF_PFI("Cannot read 'raw_starts' from PFI.");
- goto err;
- }
-
- rc = bootenv_list_create(&raw_start_list);
- if (rc != 0) {
- goto err;
- }
-
- rc = bootenv_list_import(raw_start_list, tmp_str);
- if (rc != 0) {
- EBUF_PFI("Cannot translate PFI value: %s", tmp_str);
- goto err;
- }
-
- rc = bootenv_list_to_num_vector(raw_start_list,
- &size, &(res->starts));
- res->starts_size = size;
-
- if (rc != 0) {
- EBUF_PFI("Cannot create numeric value array: %s", tmp_str);
- goto err;
- }
-
- goto out;
-
- err:
- if (res) {
- free(res);
- res = NULL;
- }
- out:
- bootenv_list_destroy(&raw_start_list);
- *pfi_raw = res;
- return rc;
-}
-
-int
-read_pfi_ubi(pfi_header pfi_hd, FILE* fp_pfi __unused, pfi_ubi_t* pfi_ubi,
- const char *label, char* err_buf, size_t err_buf_size)
-{
- int rc = 0;
- const char** tmp_names = NULL;
- char tmp_str[PFI_KEYWORD_LEN];
- bootenv_list_t ubi_id_list = NULL;
- bootenv_list_t ubi_name_list = NULL;
- pfi_ubi_t res;
- uint32_t i;
- size_t size;
-
- res = (pfi_ubi_t) calloc(1, sizeof(struct pfi_ubi));
- if (!res)
- return -ENOMEM;
-
- rc = pfi_header_getnumber(pfi_hd, "size", &(res->data_size));
- if (rc != 0) {
- EBUF_PFI("Cannot read 'size' from PFI.");
- goto err;
- }
-
- rc = pfi_header_getnumber(pfi_hd, "crc", &(res->crc));
- if (rc != 0) {
- EBUF_PFI("Cannot read 'crc' from PFI.");
- goto err;
- }
-
- rc = pfi_header_getstring(pfi_hd, "ubi_ids", tmp_str, PFI_KEYWORD_LEN);
- if (rc != 0) {
- EBUF_PFI("Cannot read 'ubi_ids' from PFI.");
- goto err;
- }
-
- rc = bootenv_list_create(&ubi_id_list);
- if (rc != 0) {
- goto err;
- }
- rc = bootenv_list_create(&ubi_name_list);
- if (rc != 0) {
- goto err;
- }
-
- rc = bootenv_list_import(ubi_id_list, tmp_str);
- if (rc != 0) {
- EBUF_PFI("Cannot translate PFI value: %s", tmp_str);
- goto err;
- }
-
- rc = bootenv_list_to_num_vector(ubi_id_list, &size,
- &(res->ids));
- res->ids_size = size;
- if (rc != 0) {
- EBUF_PFI("Cannot create numeric value array: %s", tmp_str);
- goto err;
- }
-
- if (res->ids_size == 0) {
- rc = -1;
- EBUF_PFI("Sanity check failed: No ubi_ids specified.");
- goto err;
- }
-
- rc = pfi_header_getstring(pfi_hd, "ubi_type",
- tmp_str, PFI_KEYWORD_LEN);
- if (rc != 0) {
- EBUF_PFI("Cannot read 'ubi_type' from PFI.");
- goto err;
- }
- if (strcmp(tmp_str, "static") == 0)
- res->type = pfi_ubi_static;
- else if (strcmp(tmp_str, "dynamic") == 0)
- res->type = pfi_ubi_dynamic;
- else {
- EBUF_PFI("Unknown ubi_type in PFI.");
- goto err;
- }
-
- rc = pfi_header_getnumber(pfi_hd, "ubi_alignment", &(res->alignment));
- if (rc != 0) {
- EBUF_PFI("Cannot read 'ubi_alignment' from PFI.");
- goto err;
- }
-
- rc = pfi_header_getnumber(pfi_hd, "ubi_size", &(res->size));
- if (rc != 0) {
- EBUF_PFI("Cannot read 'ubi_size' from PFI.");
- goto err;
- }
-
- rc = pfi_header_getstring(pfi_hd, "ubi_names",
- tmp_str, PFI_KEYWORD_LEN);
- if (rc != 0) {
- EBUF_PFI("Cannot read 'ubi_names' from PFI.");
- goto err;
- }
-
- rc = bootenv_list_import(ubi_name_list, tmp_str);
- if (rc != 0) {
- EBUF_PFI("Cannot translate PFI value: %s", tmp_str);
- goto err;
- }
- rc = bootenv_list_to_vector(ubi_name_list, &size,
- &(tmp_names));
- res->names_size = size;
- if (rc != 0) {
- EBUF_PFI("Cannot create string array: %s", tmp_str);
- goto err;
- }
-
- if (res->names_size != res->ids_size) {
- EBUF_PFI("Sanity check failed: ubi_ids list does not match "
- "sizeof ubi_names list.");
- rc = -1;
- }
-
- /* copy tmp_names to own structure */
- res->names = (char**) calloc(1, res->names_size * sizeof (char*));
- if (res->names == NULL)
- goto err;
-
- for (i = 0; i < res->names_size; i++) {
- res->names[i] = calloc(PFI_UBI_VOL_NAME_LEN + 1, sizeof(char));
- if (res->names[i] == NULL)
- goto err;
- strncpy(res->names[i], tmp_names[i], PFI_UBI_VOL_NAME_LEN + 1);
- }
-
- goto out;
-
- err:
- if (res) {
- if (res->names) {
- for (i = 0; i < res->names_size; i++) {
- if (res->names[i]) {
- free(res->names[i]);
- }
- }
- free(res->names);
- }
- if (res->ids) {
- free(res->ids);
- }
- free(res);
- res = NULL;
- }
-
- out:
- bootenv_list_destroy(&ubi_id_list);
- bootenv_list_destroy(&ubi_name_list);
- if (tmp_names != NULL)
- free(tmp_names);
- *pfi_ubi = res;
- return rc;
-}
-
-
-int
-free_pdd_data(pdd_data_t* pdd_data)
-{
- if (*pdd_data) {
- free(*pdd_data);
- }
- *pdd_data = NULL;
-
- return 0;
-}
-
-int
-free_pfi_raw(pfi_raw_t* pfi_raw)
-{
- pfi_raw_t tmp = *pfi_raw;
- if (tmp) {
- if (tmp->starts)
- free(tmp->starts);
- free(tmp);
- }
- *pfi_raw = NULL;
-
- return 0;
-}
-
-int
-free_pfi_ubi(pfi_ubi_t* pfi_ubi)
-{
- size_t i;
- pfi_ubi_t tmp = *pfi_ubi;
- if (tmp) {
- if (tmp->ids)
- free(tmp->ids);
- if (tmp->names) {
- for (i = 0; i < tmp->names_size; i++) {
- if (tmp->names[i]) {
- free(tmp->names[i]);
- }
- }
- free(tmp->names);
- }
- free(tmp);
- }
- *pfi_ubi = NULL;
-
- return 0;
-}
-
-
-int
-read_pfi_headers(list_t *pfi_raws, list_t *pfi_ubis, FILE* fp_pfi,
- char* err_buf, size_t err_buf_size)
-{
- int rc = 0;
- char mode[PFI_KEYWORD_LEN];
- char label[PFI_LABEL_LEN];
-
- *pfi_raws = mk_empty(); pfi_raw_t raw = NULL;
- *pfi_ubis = mk_empty(); pfi_ubi_t ubi = NULL;
- pfi_header pfi_header = NULL;
-
- /* read all headers from PFI and store them in lists */
- rc = pfi_header_init(&pfi_header);
- if (rc != 0) {
- EBUF("Cannot initialize pfi header.");
- goto err;
- }
- while ((rc == 0) && !feof(fp_pfi)) {
- rc = pfi_header_read(fp_pfi, pfi_header);
- if (rc != 0) {
- if (rc == PFI_DATA_START) {
- rc = 0;
- break; /* data section starts,
- all headers read */
- }
- else {
- goto err;
- }
- }
- rc = pfi_header_getstring(pfi_header, "label", label,
- PFI_LABEL_LEN);
- if (rc != 0) {
- EBUF("Cannot read 'label' from PFI.");
- goto err;
- }
- rc = pfi_header_getstring(pfi_header, "mode", mode,
- PFI_KEYWORD_LEN);
- if (rc != 0) {
- EBUF("Cannot read 'mode' from PFI.");
- goto err;
- }
- if (strcmp(mode, "ubi") == 0) {
- rc = read_pfi_ubi(pfi_header, fp_pfi, &ubi, label,
- err_buf, err_buf_size);
- if (rc != 0) {
- goto err;
- }
- *pfi_ubis = append_elem(ubi, *pfi_ubis);
- }
- else if (strcmp(mode, "raw") == 0) {
- rc = read_pfi_raw(pfi_header, fp_pfi, &raw, label,
- err_buf, err_buf_size);
- if (rc != 0) {
- goto err;
- }
- *pfi_raws = append_elem(raw, *pfi_raws);
- }
- else {
- EBUF("Recvieved unknown mode from PFI: %s", mode);
- goto err;
- }
- }
- goto out;
-
- err:
- *pfi_raws = remove_all((free_func_t)&free_pfi_raw, *pfi_raws);
- *pfi_ubis = remove_all((free_func_t)&free_pfi_ubi, *pfi_ubis);
- out:
- pfi_header_destroy(&pfi_header);
- return rc;
-
-}
generated by cgit v1.2.3 (git 2.39.1) at 2024-05-08 18:19:55 +0000