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