contiki/cpu/avr/settings.h
2010-10-20 18:57:33 +00:00

119 lines
3.8 KiB
C

#ifndef __AVR_SETTINGS_H__
#define __AVR_SETTINGS_H__
#include <inttypes.h>
#include <stdlib.h>
#include <stdbool.h>
typedef uint16_t settings_key_t;
#define SETTINGS_KEY_EUI64 'E'*256+'8' //!< Value always 8 bytes long
#define SETTINGS_KEY_EUI48 'E'*256+'6' //!< Value always 8 bytes long
#define SETTINGS_KEY_CHANNEL 'C'*256+'H' //!< Value always 1 byte long
#define SETTINGS_KEY_TXPOWER 'T'*256+'P' //!< Value always 1 byte long
#define SETTINGS_KEY_PAN_ID 'P'*256+'N' //!< Value always 2 bytes long
#define SETTINGS_KEY_PAN_ADDR 'P'*256+'A' //!< Value always 2 bytes long
#define SETTINGS_KEY_AES128KEY 'S'*256+'K' //!< Value always 16 bytes long
#define SETTINGS_KEY_AES128ENABLED 'S'*256+'E' //!< Value always 16 bytes long
typedef enum {
SETTINGS_STATUS_OK=0,
SETTINGS_STATUS_INVALID_ARGUMENT,
SETTINGS_STATUS_NOT_FOUND,
SETTINGS_STATUS_OUT_OF_SPACE,
SETTINGS_STATUS_UNIMPLEMENTED,
SETTINGS_STATUS_FAILURE,
} settings_status_t;
// Use this when you want to retrieve the last item
#define SETTINGS_LAST_INDEX (0xFF)
#define SETTINGS_INVALID_KEY (0x00)
#define SETTINGS_MAX_VALUE_SIZE (0x3FFF) // 16383 bytes
extern settings_status_t settings_get(settings_key_t key,uint8_t index,unsigned char* value,size_t* value_size);
extern settings_status_t settings_add(settings_key_t key,const unsigned char* value,size_t value_size);
extern bool settings_check(settings_key_t key,uint8_t index);
extern void settings_wipe(void);
extern settings_status_t settings_set(settings_key_t key,const unsigned char* value,size_t value_size);
extern settings_status_t settings_delete(settings_key_t key,uint8_t index);
//#pragma mark -
//#pragma mark Inline convenience functions
static inline uint8_t
settings_get_uint8(settings_key_t key,uint8_t index) {
uint8_t ret = 0;
size_t sizeof_uint8 = sizeof(uint8_t);
settings_get(key,index,(unsigned char*)&ret,&sizeof_uint8);
return ret;
}
static inline settings_status_t
settings_add_uint8(settings_key_t key,uint8_t value) {
return settings_add(key,(const unsigned char*)&value,sizeof(uint8_t));
}
static inline settings_status_t
settings_set_uint8(settings_key_t key,uint8_t value) {
return settings_set(key,(const unsigned char*)&value,sizeof(uint8_t));
}
static inline uint16_t
settings_get_uint16(settings_key_t key,uint8_t index) {
uint16_t ret = 0;
size_t sizeof_uint16 = sizeof(uint16_t);
settings_get(key,index,(unsigned char*)&ret,&sizeof_uint16);
return ret;
}
static inline settings_status_t
settings_add_uint16(settings_key_t key,uint16_t value) {
return settings_add(key,(const unsigned char*)&value,sizeof(uint16_t));
}
static inline settings_status_t
settings_set_uint16(settings_key_t key,uint16_t value) {
return settings_set(key,(const unsigned char*)&value,sizeof(uint16_t));
}
static inline uint32_t
settings_get_uint32(settings_key_t key,uint8_t index) {
uint32_t ret = 0;
size_t sizeof_uint32 = sizeof(uint32_t);
settings_get(key,index,(unsigned char*)&ret,&sizeof_uint32);
return ret;
}
static inline settings_status_t
settings_add_uint32(settings_key_t key,uint32_t value) {
return settings_add(key,(const unsigned char*)&value,sizeof(uint32_t));
}
static inline settings_status_t
settings_set_uint32(settings_key_t key,uint32_t value) {
return settings_set(key,(const unsigned char*)&value,sizeof(uint32_t));
}
static inline uint64_t
settings_get_uint64(settings_key_t key,uint8_t index) {
uint64_t ret = 0;
size_t sizeof_uint64 = sizeof(uint64_t);
settings_get(key,index,(unsigned char*)&ret,&sizeof_uint64);
return ret;
}
static inline settings_status_t
settings_add_uint64(settings_key_t key,uint64_t value) {
return settings_add(key,(const unsigned char*)&value,sizeof(uint64_t));
}
static inline settings_status_t
settings_set_uint64(settings_key_t key,uint64_t value) {
return settings_set(key,(const unsigned char*)&value,sizeof(uint64_t));
}
#endif