summaryrefslogtreecommitdiff
path: root/ubi-utils/old-tools/src/bootenv.c
diff options
context:
space:
mode:
Diffstat (limited to 'ubi-utils/old-tools/src/bootenv.c')
-rw-r--r--ubi-utils/old-tools/src/bootenv.c1032
1 files changed, 0 insertions, 1032 deletions
diff --git a/ubi-utils/old-tools/src/bootenv.c b/ubi-utils/old-tools/src/bootenv.c
deleted file mode 100644
index a6dd4de..0000000
--- a/ubi-utils/old-tools/src/bootenv.c
+++ /dev/null
@@ -1,1032 +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
- */
-
-#include <ctype.h>
-#include <stdlib.h>
-#include <string.h>
-#include <stdio.h>
-#include <errno.h>
-#include <netinet/in.h>
-#include <sys/stat.h>
-#include <bootenv.h>
-
-#include "hashmap.h"
-#include "error.h"
-
-#include <mtd/ubi-header.h>
-#include "crc32.h"
-
-#define ubi_unused __attribute__((unused))
-
-#define BOOTENV_MAXLINE 512 /* max line size of a bootenv.txt file */
-
-/* Structures */
-struct bootenv {
- hashmap_t map; ///< Pointer to hashmap which holds data structure.
-};
-
-struct bootenv_list {
- hashmap_t head; ///< Pointer to list which holds the data structure.
-};
-
-/**
- * @brief Remove the '\n' from a given line.
- * @param line Input/Output line.
- * @param size Size of the line.
- * @param fp File Pointer.
- * @return 0
- * @return or error
- */
-static int
-remove_lf(char *line, size_t size, FILE* fp)
-{
- size_t i;
-
- for (i = 0; i < size; i++) {
- if (line[i] == '\n') {
- line[i] = '\0';
- return 0;
- }
- }
-
- if (!feof(fp)) {
- return BOOTENV_EINVAL;
- }
-
- return 0;
-}
-
-/**
- * @brief Determine if a line contains only WS.
- * @param line The line to process.
- * @param size Size of input line.
- * @return 1 Yes, only WS.
- * @return 0 No, contains data.
- */
-static int
-is_ws(const char *line, size_t size)
-{
- size_t i = 0;
-
- while (i < size) {
- switch (line[i]) {
- case '\n':
- return 1;
- case '#':
- return 1;
- case ' ':
- i++;
- continue;
- case '\t':
- i++;
- continue;
- default: /* any other char -> no cmnt */
- return 0;
- }
- }
-
- return 0;
-}
-
-
-/* ------------------------------------------------------------------------- */
-
-/**
- * @brief Build a list from a comma seperated value string.
- * @param list Pointer to hashmap structure which shall store
- * the list.
- * @param value Comma seperated value string.
- * @return 0
- * @return or error.
- */
-static int
-build_list_definition(hashmap_t list, const char *value)
-{
- int rc = 0;
- char *str = NULL;
- char *ptr = NULL;
- size_t len, i, j;
-
- /* str: val1,val2 , val4,...,valN */
- len = strlen(value);
- str = (char*) malloc((len+1) * sizeof(char));
-
- /* 1. reformat string: remove spaces */
- for (i = 0, j = 0; i < len; i++) {
- if (value[i] == ' ')
- continue;
-
- str[j] = value[i];
- j++;
- }
- str[j] = '\0';
-
- /* str: val1,val2,val4,...,valN\0*/
- /* 2. replace ',' seperator with '\0' */
- len = strlen(str);
- for (i = 0; i < len; i++) {
- if (str[i] == ',') {
- str[i] = '\0';
- }
- }
-
- /* str: val1\0val2\0val4\0...\0valN\0*/
- /* 3. insert definitions into a hash map, using it like a list */
- i = j = 0;
- ptr = str;
- while (((i = strlen(ptr)) > 0) && (j < len)) {
- rc = hashmap_add(list, ptr, "");
- if (rc != 0) {
- free(str);
- return rc;
- }
- j += i+1;
- if (j < len)
- ptr += i+1;
- }
-
- free(str);
- return rc;
-}
-
-/**
- * @brief Extract a key value pair and add it to a hashmap
- * @param str Input string which contains a key value pair.
- * @param env The updated handle which contains the new pair.
- * @return 0
- * @return or error
- * @note The input string format is: "key=value"
- */
-static int
-extract_pair(const char *str, bootenv_t env)
-{
- int rc = 0;
- char *key = NULL;
- char *val = NULL;
-
- key = strdup(str);
- if (key == NULL)
- return -ENOMEM;
-
- val = strstr(key, "=");
- if (val == NULL) {
- rc = BOOTENV_EBADENTRY;
- goto err;
- }
-
- *val = '\0'; /* split strings */
- val++;
-
- rc = bootenv_set(env, key, val);
-
- err:
- free(key);
- return rc;
-}
-
-int
-bootenv_destroy(bootenv_t* env)
-{
- int rc = 0;
-
- if (env == NULL || *env == NULL)
- return -EINVAL;
-
- bootenv_t tmp = *env;
-
- rc = hashmap_free(tmp->map);
- if (rc != 0)
- return rc;
-
- free(tmp);
- return rc;
-}
-
-int
-bootenv_create(bootenv_t* env)
-{
- bootenv_t res;
- res = (bootenv_t) calloc(1, sizeof(struct bootenv));
-
- if (res == NULL)
- return -ENOMEM;
-
- res->map = hashmap_new();
-
- if (res->map == NULL) {
- free(res);
- return -ENOMEM;
- }
-
- *env = res;
-
- return 0;
-}
-
-
-/**
- * @brief Read a formatted buffer and scan it for valid bootenv
- * key/value pairs. Add those pairs into a hashmap.
- * @param env Hashmap which shall be used to hold the data.
- * @param buf Formatted buffer.
- * @param size Size of the buffer.
- * @return 0
- * @return or error
- */
-static int
-rd_buffer(bootenv_t env, const char *buf, size_t size)
-{
- const char *curr = buf; /* ptr to current key/value pair */
- uint32_t i, j; /* current length, chars processed */
-
- if (buf[size - 1] != '\0') /* must end in '\0' */
- return BOOTENV_EFMT;
-
- for (j = 0; j < size; j += i, curr += i) {
- /* strlen returns the size of the string upto
- but not including the null terminator;
- adding 1 to account for '\0' */
- i = strlen(curr) + 1;
-
- if (i == 1)
- return 0; /* no string found */
-
- if (extract_pair(curr, env) != 0)
- return BOOTENV_EINVAL;
- }
-
- return 0;
-}
-
-
-int
-bootenv_read_crc(FILE* fp, bootenv_t env, size_t size, uint32_t* ret_crc)
-{
- int rc;
- char *buf = NULL;
- size_t i = 0;
- uint32_t crc32_table[256];
-
- if ((fp == NULL) || (env == NULL))
- return -EINVAL;
-
- /* allocate temp buffer */
- buf = (char*) calloc(1, size * sizeof(char));
- if (buf == NULL)
- return -ENOMEM;
-
- /* FIXME Andreas, please review this I removed size-1 and
- * replaced it by just size, I saw the kernel image starting
- * with a 0x0060.... and not with the 0x60.... what it should
- * be. Is this a tools problem or is it a problem here where
- * fp is moved not to the right place due to the former size-1
- * here.
- */
- while((i < size) && (!feof(fp))) {
- int c = fgetc(fp);
- if (c == EOF) {
- /* FIXME isn't this dangerous, to update
- the boot envs with incomplete data? */
- buf[i++] = '\0';
- break; /* we have enough */
- }
- if (ferror(fp)) {
- rc = -EIO;
- goto err;
- }
-
- buf[i++] = (char)c;
- }
-
- /* calculate crc to return */
- if (ret_crc != NULL) {
- init_crc32_table(crc32_table);
- *ret_crc = clc_crc32(crc32_table, UBI_CRC32_INIT, buf, size);
- }
-
- /* transfer to hashmap */
- rc = rd_buffer(env, buf, size);
-
-err:
- free(buf);
- return rc;
-}
-
-
-/**
- * If we have a single file containing the boot-parameter size should
- * be specified either as the size of the file or as BOOTENV_MAXSIZE.
- * If the bootparameter are in the middle of a file we need the exact
- * length of the data.
- */
-int
-bootenv_read(FILE* fp, bootenv_t env, size_t size)
-{
- return bootenv_read_crc(fp, env, size, NULL);
-}
-
-
-int
-bootenv_read_txt(FILE* fp, bootenv_t env)
-{
- int rc = 0;
- char *buf = NULL;
- char *line = NULL;
- char *lstart = NULL;
- char *curr = NULL;
- size_t len;
- size_t size;
-
- if ((fp == NULL) || (env == NULL))
- return -EINVAL;
-
- size = BOOTENV_MAXSIZE;
-
- /* allocate temp buffers */
- buf = (char*) calloc(1, size * sizeof(char));
- lstart = line = (char*) calloc(1, size * sizeof(char));
- if ((buf == NULL) || (line == NULL)) {
- rc = -ENOMEM;
- goto err;
- }
-
- curr = buf;
- while ((line = fgets(line, size, fp)) != NULL) {
- if (is_ws(line, size)) {
- continue;
- }
- rc = remove_lf(line, BOOTENV_MAXSIZE, fp);
- if (rc != 0) {
- goto err;
- }
-
- /* copy new line to binary buffer */
- len = strlen(line);
- if (len > size) {
- rc = -EFBIG;
- goto err;
- }
- size -= len; /* track remaining space */
-
- memcpy(curr, line, len);
- curr += len + 1; /* for \0 seperator */
- }
-
- rc = rd_buffer(env, buf, BOOTENV_MAXSIZE);
-err:
- if (buf != NULL)
- free(buf);
- if (lstart != NULL)
- free(lstart);
- return rc;
-}
-
-static int
-fill_output_buffer(bootenv_t env, char *buf, size_t buf_size_max ubi_unused,
- size_t *written)
-{
- int rc = 0;
- size_t keys_size, i;
- size_t wr = 0;
- const char **keys = NULL;
- const char *val = NULL;
-
- rc = bootenv_get_key_vector(env, &keys_size, 1, &keys);
- if (rc != 0)
- goto err;
-
- for (i = 0; i < keys_size; i++) {
- if (wr > BOOTENV_MAXSIZE) {
- rc = -ENOSPC;
- goto err;
- }
-
- rc = bootenv_get(env, keys[i], &val);
- if (rc != 0)
- goto err;
-
- wr += snprintf(buf + wr, BOOTENV_MAXSIZE - wr,
- "%s=%s", keys[i], val);
- wr++; /* for \0 */
- }
-
- *written = wr;
-
-err:
- if (keys != NULL)
- free(keys);
-
- return rc;
-}
-
-int
-bootenv_write_crc(FILE* fp, bootenv_t env, uint32_t* ret_crc)
-{
- int rc = 0;
- size_t size = 0;
- char *buf = NULL;
- uint32_t crc32_table[256];
-
- if ((fp == NULL) || (env == NULL))
- return -EINVAL;
-
- buf = (char*) calloc(1, BOOTENV_MAXSIZE * sizeof(char));
- if (buf == NULL)
- return -ENOMEM;
-
-
- rc = fill_output_buffer(env, buf, BOOTENV_MAXSIZE, &size);
- if (rc != 0)
- goto err;
-
- /* calculate crc to return */
- if (ret_crc != NULL) {
- init_crc32_table(crc32_table);
- *ret_crc = clc_crc32(crc32_table, UBI_CRC32_INIT, buf, size);
- }
-
- if (fwrite(buf, size, 1, fp) != 1) {
- rc = -EIO;
- goto err;
- }
-
-err:
- if (buf != NULL)
- free(buf);
- return rc;
-}
-
-int
-bootenv_write(FILE* fp, bootenv_t env)
-{
- return bootenv_write_crc(fp, env, NULL);
-}
-
-int
-bootenv_compare(bootenv_t first, bootenv_t second)
-{
- int rc;
- size_t written_first, written_second;
- char *buf_first, *buf_second;
-
- if (first == NULL || second == NULL)
- return -EINVAL;
-
- buf_first = malloc(BOOTENV_MAXSIZE);
- if (!buf_first)
- return -ENOMEM;
- buf_second = malloc(BOOTENV_MAXSIZE);
- if (!buf_second) {
- rc = -ENOMEM;
- goto err;
- }
-
- rc = fill_output_buffer(first, buf_first, BOOTENV_MAXSIZE,
- &written_first);
- if (rc < 0)
- goto err;
- rc = fill_output_buffer(second, buf_second, BOOTENV_MAXSIZE,
- &written_second);
- if (rc < 0)
- goto err;
-
- if (written_first != written_second) {
- rc = 1;
- goto err;
- }
-
- rc = memcmp(buf_first, buf_second, written_first);
- if (rc != 0) {
- rc = 2;
- goto err;
- }
-
-err:
- if (buf_first)
- free(buf_first);
- if (buf_second)
- free(buf_second);
-
- return rc;
-}
-
-int
-bootenv_size(bootenv_t env, size_t *size)
-{
- int rc = 0;
- char *buf = NULL;
-
- if (env == NULL)
- return -EINVAL;
-
- buf = (char*) calloc(1, BOOTENV_MAXSIZE * sizeof(char));
- if (buf == NULL)
- return -ENOMEM;
-
- rc = fill_output_buffer(env, buf, BOOTENV_MAXSIZE, size);
- if (rc != 0)
- goto err;
-
-err:
- if (buf != NULL)
- free(buf);
- return rc;
-}
-
-int
-bootenv_write_txt(FILE* fp, bootenv_t env)
-{
- int rc = 0;
- size_t size, wr, i;
- const char **keys = NULL;
- const char *key = NULL;
- const char *val = NULL;
-
- if ((fp == NULL) || (env == NULL))
- return -EINVAL;
-
- rc = bootenv_get_key_vector(env, &size, 1, &keys);
- if (rc != 0)
- goto err;
-
- for (i = 0; i < size; i++) {
- key = keys[i];
- rc = bootenv_get(env, key, &val);
- if (rc != 0)
- goto err;
-
- wr = fprintf(fp, "%s=%s\n", key, val);
- if (wr != strlen(key) + strlen(val) + 2) {
- rc = -EIO;
- goto err;
- }
- }
-
-err:
- if (keys != NULL)
- free(keys);
- return rc;
-}
-
-int
-bootenv_valid(bootenv_t env ubi_unused)
-{
- /* @FIXME No sanity check implemented. */
- return 0;
-}
-
-int
-bootenv_copy_bootenv(bootenv_t in, bootenv_t *out)
-{
- int rc = 0;
- const char *tmp = NULL;
- const char **keys = NULL;
- size_t vec_size, i;
-
- if ((in == NULL) || (out == NULL))
- return -EINVAL;
-
- /* purge output var for sure... */
- rc = bootenv_destroy(out);
- if (rc != 0)
- return rc;
-
- /* create the new map */
- rc = bootenv_create(out);
- if (rc != 0)
- goto err;
-
- /* get the key list from the input map */
- rc = bootenv_get_key_vector(in, &vec_size, 0, &keys);
- if (rc != 0)
- goto err;
-
- if (vec_size != hashmap_size(in->map)) {
- rc = BOOTENV_ECOPY;
- goto err;
- }
-
- /* make a deep copy of the hashmap */
- for (i = 0; i < vec_size; i++) {
- rc = bootenv_get(in, keys[i], &tmp);
- if (rc != 0)
- goto err;
-
- rc = bootenv_set(*out, keys[i], tmp);
- if (rc != 0)
- goto err;
- }
-
-err:
- if (keys != NULL)
- free(keys);
-
- return rc;
-}
-
-/* ------------------------------------------------------------------------- */
-
-
-int
-bootenv_pdd_keep(bootenv_t env_old, bootenv_t env_new, bootenv_t *env_res,
- int *warnings, char *err_buf ubi_unused,
- size_t err_buf_size ubi_unused)
-{
- bootenv_list_t l_old = NULL;
- bootenv_list_t l_new = NULL;
- const char *pdd_old = NULL;
- const char *pdd_new = NULL;
- const char *tmp = NULL;
- const char **vec_old = NULL;
- const char **vec_new = NULL;
- const char **pdd_up_vec = NULL;
- size_t vec_old_size, vec_new_size, pdd_up_vec_size, i;
- int rc = 0;
-
- if ((env_old == NULL) || (env_new == NULL) || (env_res == NULL))
- return -EINVAL;
-
- /* get the pdd strings, e.g.:
- * pdd_old=a,b,c
- * pdd_new=a,c,d,e */
- rc = bootenv_get(env_old, "pdd", &pdd_old);
- if (rc != 0)
- goto err;
- rc = bootenv_get(env_new, "pdd", &pdd_new);
- if (rc != 0)
- goto err;
-
- /* put it into a list and then convert it to an vector */
- rc = bootenv_list_create(&l_old);
- if (rc != 0)
- goto err;
- rc = bootenv_list_create(&l_new);
- if (rc != 0)
- goto err;
-
- rc = bootenv_list_import(l_old, pdd_old);
- if (rc != 0)
- goto err;
-
- rc = bootenv_list_import(l_new, pdd_new);
- if (rc != 0)
- goto err;
-
- rc = bootenv_list_to_vector(l_old, &vec_old_size, &vec_old);
- if (rc != 0)
- goto err;
-
- rc = bootenv_list_to_vector(l_new, &vec_new_size, &vec_new);
- if (rc != 0)
- goto err;
-
- rc = bootenv_copy_bootenv(env_new, env_res);
- if (rc != 0)
- goto err;
-
- /* calculate the update vector between the old and new pdd */
- pdd_up_vec = hashmap_get_update_key_vector(vec_old, vec_old_size,
- vec_new, vec_new_size, &pdd_up_vec_size);
-
- if (pdd_up_vec == NULL) {
- rc = -ENOMEM;
- goto err;
- }
-
- if (pdd_up_vec_size != 0) {
- /* need to warn the user about the unset of
- * some pdd/bootenv values */
- *warnings = BOOTENV_WPDD_STRING_DIFFERS;
-
- /* remove all entries in the new bootenv load */
- for (i = 0; i < pdd_up_vec_size; i++) {
- bootenv_unset(*env_res, pdd_up_vec[i]);
- }
- }
-
- /* generate the keep array and copy old pdd values to new bootenv */
- for (i = 0; i < vec_old_size; i++) {
- rc = bootenv_get(env_old, vec_old[i], &tmp);
- if (rc != 0) {
- rc = BOOTENV_EPDDINVAL;
- goto err;
- }
- rc = bootenv_set(*env_res, vec_old[i], tmp);
- if (rc != 0) {
- goto err;
- }
- }
- /* put the old pdd string into the result map */
- rc = bootenv_set(*env_res, "pdd", pdd_old);
- if (rc != 0) {
- goto err;
- }
-
-
-err:
- if (vec_old != NULL)
- free(vec_old);
- if (vec_new != NULL)
- free(vec_new);
- if (pdd_up_vec != NULL)
- free(pdd_up_vec);
-
- bootenv_list_destroy(&l_old);
- bootenv_list_destroy(&l_new);
- return rc;
-}
-
-
-int
-bootenv_pdd_overwrite(bootenv_t env_old, bootenv_t env_new,
- bootenv_t *env_res, int *warnings ubi_unused,
- char *err_buf ubi_unused, size_t err_buf_size ubi_unused)
-{
- if ((env_old == NULL) || (env_new == NULL) || (env_res == NULL))
- return -EINVAL;
-
- return bootenv_copy_bootenv(env_new, env_res);
-}
-
-int
-bootenv_pdd_merge(bootenv_t env_old, bootenv_t env_new, bootenv_t *env_res,
- int *warnings ubi_unused, char *err_buf, size_t err_buf_size)
-{
- if ((env_old == NULL) || (env_new == NULL) || (env_res == NULL))
- return -EINVAL;
-
- snprintf(err_buf, err_buf_size, "The PDD merge operation is not "
- "implemented. Contact: <oliloh@de.ibm.com>");
-
- return BOOTENV_ENOTIMPL;
-}
-
-/* ------------------------------------------------------------------------- */
-
-int
-bootenv_get(bootenv_t env, const char *key, const char **value)
-{
- if (env == NULL)
- return -EINVAL;
-
- *value = hashmap_lookup(env->map, key);
- if (*value == NULL)
- return BOOTENV_ENOTFOUND;
-
- return 0;
-}
-
-int
-bootenv_get_num(bootenv_t env, const char *key, uint32_t *value)
-{
- char *endptr = NULL;
- const char *str;
-
- if (env == NULL)
- return 0;
-
- str = hashmap_lookup(env->map, key);
- if (!str)
- return -EINVAL;
-
- *value = strtoul(str, &endptr, 0);
-
- if (*endptr == '\0') {
- return 0;
- }
-
- return -EINVAL;
-}
-
-int
-bootenv_set(bootenv_t env, const char *key, const char *value)
-{
- if (env == NULL)
- return -EINVAL;
-
- return hashmap_add(env->map, key, value);
-}
-
-int
-bootenv_unset(bootenv_t env, const char *key)
-{
- if (env == NULL)
- return -EINVAL;
-
- return hashmap_remove(env->map, key);
-}
-
-int
-bootenv_get_key_vector(bootenv_t env, size_t* size, int sort,
- const char ***vector)
-{
- if ((env == NULL) || (size == NULL))
- return -EINVAL;
-
- *vector = hashmap_get_key_vector(env->map, size, sort);
-
- if (*vector == NULL)
- return -EINVAL;
-
- return 0;
-}
-
-int
-bootenv_dump(bootenv_t env)
-{
- if (env == NULL)
- return -EINVAL;
-
- return hashmap_dump(env->map);
-}
-
-int
-bootenv_list_create(bootenv_list_t *list)
-{
- bootenv_list_t res;
- res = (bootenv_list_t) calloc(1, sizeof(struct bootenv_list));
-
- if (res == NULL)
- return -ENOMEM;
-
- res->head = hashmap_new();
-
- if (res->head == NULL) {
- free(res);
- return -ENOMEM;
- }
-
- *list = res;
- return 0;
-}
-
-int
-bootenv_list_destroy(bootenv_list_t *list)
-{
- int rc = 0;
-
- if (list == NULL)
- return -EINVAL;
-
- bootenv_list_t tmp = *list;
- if (tmp == 0)
- return 0;
-
- rc = hashmap_free(tmp->head);
- if (rc != 0)
- return rc;
-
- free(tmp);
- *list = NULL;
- return 0;
-}
-
-int
-bootenv_list_import(bootenv_list_t list, const char *str)
-{
- if (list == NULL)
- return -EINVAL;
-
- return build_list_definition(list->head, str);
-}
-
-int
-bootenv_list_export(bootenv_list_t list, char **string)
-{
- size_t size, i, j, bufsize, tmp, rc = 0;
- const char **items;
-
- if (list == NULL)
- return -EINVAL;
-
- bufsize = BOOTENV_MAXLINE;
- char *res = (char*) malloc(bufsize * sizeof(char));
- if (res == NULL)
- return -ENOMEM;
-
- rc = bootenv_list_to_vector(list, &size, &items);
- if (rc != 0) {
- goto err;
- }
-
- j = 0;
- for (i = 0; i < size; i++) {
- tmp = strlen(items[i]);
- if (j >= bufsize) {
- bufsize += BOOTENV_MAXLINE;
- res = (char*) realloc(res, bufsize * sizeof(char));
- if (res == NULL) {
- rc = -ENOMEM;
- goto err;
- }
- }
- memcpy(res + j, items[i], tmp);
- j += tmp;
- if (i < (size - 1)) {
- res[j] = ',';
- j++;
- }
- }
- j++;
- res[j] = '\0';
- free(items);
- *string = res;
- return 0;
-err:
- free(items);
- return rc;
-}
-
-int
-bootenv_list_add(bootenv_list_t list, const char *item)
-{
- if ((list == NULL) || (item == NULL))
- return -EINVAL;
-
- return hashmap_add(list->head, item, "");
-}
-
-int
-bootenv_list_remove(bootenv_list_t list, const char *item)
-{
- if ((list == NULL) || (item == NULL))
- return -EINVAL;
-
- return hashmap_remove(list->head, item);
-}
-
-int
-bootenv_list_is_in(bootenv_list_t list, const char *item)
-{
- if ((list == NULL) || (item == NULL))
- return -EINVAL;
-
- return hashmap_lookup(list->head, item) != NULL ? 1 : 0;
-}
-
-int
-bootenv_list_to_vector(bootenv_list_t list, size_t *size, const char ***vector)
-{
- if ((list == NULL) || (size == NULL))
- return -EINVAL;
-
- *vector = hashmap_get_key_vector(list->head, size, 1);
- if (*vector == NULL)
- return -ENOMEM;
-
- return 0;
-}
-
-int
-bootenv_list_to_num_vector(bootenv_list_t list, size_t *size,
- uint32_t **vector)
-{
- int rc = 0;
- size_t i;
- uint32_t* res = NULL;
- char *endptr = NULL;
- const char **a = NULL;
-
- rc = bootenv_list_to_vector(list, size, &a);
- if (rc != 0)
- goto err;
-
- res = (uint32_t*) malloc (*size * sizeof(uint32_t));
- if (!res)
- goto err;
-
- for (i = 0; i < *size; i++) {
- res[i] = strtoul(a[i], &endptr, 0);
- if (*endptr != '\0')
- goto err;
- }
-
- if (a)
- free(a);
- *vector = res;
- return 0;
-
-err:
- if (a)
- free(a);
- if (res)
- free(res);
- return rc;
-}