diff options
Diffstat (limited to 'ubi-utils/old-utils/src/reader.c')
| -rw-r--r-- | ubi-utils/old-utils/src/reader.c | 482 |
1 files changed, 0 insertions, 482 deletions
diff --git a/ubi-utils/old-utils/src/reader.c b/ubi-utils/old-utils/src/reader.c deleted file mode 100644 index 0ea8c6d..0000000 --- a/ubi-utils/old-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; - -} |