systemconfigdata.h

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#pragma once
#define SYSCONF_OFFSET 0
#define EEPROM_offset_NotAlligned SYSCONF_OFFSET+sizeof(systemConfigData)
#define SYSCONF_SIZE EEPROM_offsetJSON
#define EEPROM_offsetJSON EEPROM_offset_NotAlligned + (4 -(EEPROM_offset_NotAlligned & 3))

#define MAXFLASHSTR 32
#define PWDFLASHSTR 16
#define EEPROM_SIGNATURE "LHC3"
#define EEPROM_SIGNATURE_LENGTH 4
 
//#define EEPROM_offsetJSON IFLASH_PAGE_SIZE
#define EEPROM_FIX_PART_LEN EEPROM_offsetJSON-SYSCONF_OFFSET
 
const char EEPROM_signature[] = EEPROM_SIGNATURE;

 typedef char flashstr[MAXFLASHSTR];
 typedef char flashpwd[PWDFLASHSTR];
 typedef uint8_t macAddress[6];
 
 #pragma pack(push, 1)
 typedef union
 {
                uint32_t configFlags32bit;
                struct
                      { 
                        uint8_t  serialDebugLevel:4; 
                        uint8_t  udpDebugLevel:4;   
 
                        uint8_t  notGetConfigFromHTTP:1;                
                        uint8_t  notSaveSuccedConfig:1;
                        uint8_t  dhcpFallback:1;
                        uint8_t  spare2:5;
 
                        uint16_t sysConfigHash;
                      };      
 } systemConfigFlags;
 
 typedef struct
      { 
        char    signature[4];  
        macAddress  mac;  //6 bytes
        uint16_t spare; //2 bytes
        systemConfigFlags configFlags; //4 bytes
        uint32_t ip;
        uint32_t dns;
        uint32_t gw;
        uint32_t mask;
 
        flashstr configURL;
        flashpwd MQTTpwd;
        flashpwd OTApwd; 
        flashstr ETAG;          
      } systemConfigData;
 #pragma (pop)