+/* SPDX-License-Identifier: GPL-2.0+ */
/*
* (C) Copyright 2002-2008
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
- *
- * SPDX-License-Identifier: GPL-2.0+
*/
#include <stdint.h>
-#include <uboot_aes.h>
+
+/*
+ * Programs using the library must check which API is available,
+ * that varies depending on the U-Boot version.
+ * This can be changed in future
+ */
+#define FW_ENV_API_VERSION 1
struct env_opts {
#ifdef CONFIG_FILE
char *config_file;
#endif
- int aes_flag; /* Is AES encryption used? */
- uint8_t aes_key[AES_KEY_LENGTH];
char *lockname;
};
-int parse_aes_key(char *key, uint8_t *bin_key);
-
/**
* fw_printenv() - print one or several environment variables
*
int fw_printenv(int argc, char *argv[], int value_only, struct env_opts *opts);
/**
- * fw_setenv() - adds or removes one variable to the environment
+ * fw_env_set() - adds or removes one variable to the environment
*
* @argc: number of strings in argv, argv[0] is variable name,
* argc==1 means erase variable, argc > 1 means add a variable
* @opts: how to retrieve environment from flash, defaults are used if NULL
*
* Description:
- * Uses fw_env_open, fw_env_write, fw_env_close
+ * Uses fw_env_open, fw_env_write, fw_env_flush
*
* Return:
* 0 on success, -1 on failure (modifies errno)
* ERRORS:
* EROFS - some variables ("ethaddr", "serial#") cannot be modified
*/
-int fw_setenv(int argc, char *argv[], struct env_opts *opts);
+int fw_env_set(int argc, char *argv[], struct env_opts *opts);
/**
* fw_parse_script() - adds or removes multiple variables with a batch script
* @opts: encryption key, configuration file, defaults are used if NULL
*
* Description:
- * Uses fw_env_open, fw_env_write, fw_env_close
+ * Uses fw_env_open, fw_env_write, fw_env_flush
*
* Return:
* 0 success, -1 on failure (modifies errno)
int fw_env_write(char *name, char *value);
/**
- * fw_env_close - write the environment from RAM cache back to flash
+ * fw_env_flush - write the environment from RAM cache back to flash
+ *
+ * @opts: encryption key, configuration file, defaults are used if NULL
+ *
+ * Return:
+ * 0 on success, -1 on failure (modifies errno)
+ */
+int fw_env_flush(struct env_opts *opts);
+
+/**
+ * fw_env_close - free allocated structure and close env
*
* @opts: encryption key, configuration file, defaults are used if NULL
*
*/
int fw_env_close(struct env_opts *opts);
+
+/**
+ * fw_env_version - return the current version of the library
+ *
+ * Return:
+ * version string of the library
+ */
+char *fw_env_version(void);
+
unsigned long crc32(unsigned long, const unsigned char *, unsigned);