extern const unsigned char default_environment[];
extern env_t *env_ptr;
-extern void env_relocate_spec(void);
-extern unsigned char env_get_char_spec(int);
-
#if defined(CONFIG_NEEDS_MANUAL_RELOC)
extern void env_reloc(void);
#endif
extern struct hsearch_data env_htab;
-/* Function that returns a character from the environment */
-unsigned char env_get_char(int);
-
/* Function that updates CRC of the enironment */
void env_crc_update(void);
/* Look up the variable from the default environment */
-char *getenv_default(const char *name);
+char *env_get_default(const char *name);
/* [re]set to the default environment */
void set_default_env(const char *s);
*/
struct env_driver *env_driver_lookup_default(void);
+/**
+ * env_get_char() - Get a character from the early environment
+ *
+ * This reads from the pre-relocation environemnt
+ *
+ * @index: Index of character to read (0 = first)
+ * @return character read, or -ve on error
+ */
+int env_get_char(int index);
+
+/**
+ * env_load() - Load the environment from storage
+ *
+ * @return 0 if OK, -ve on error
+ */
+int env_load(void);
+
+/**
+ * env_save() - Save the environment to storage
+ *
+ * @return 0 if OK, -ve on error
+ */
+int env_save(void);
+
#endif /* DO_DEPS_ONLY */
#endif /* _ENVIRONMENT_H_ */