void
check_nvm(nvm_data_t * nvm_data, int reset)
{
uint8_t flash = 0;
if(reset || nvm_data->magic != CETIC_6LBR_NVM_MAGIC
|| nvm_data->version > CETIC_6LBR_NVM_CURRENT_VERSION) {
//NVM is invalid or we are rollbacking from another version
//Set all data to default values
if (!reset) {
LOG6LBR_ERROR
("Invalid NVM magic number or unsupported NVM version, reseting it...\n");
}
nvm_reset_version_0(nvm_data);
flash = 1;
}
if (nvm_data->size != sizeof(nvm_data_t)) {
LOG6LBR_ERROR
("Invalid NVM size, reseting it...\n");
nvm_reset_version_0(nvm_data);
flash = 1;
}
if(flash) {
nvm_data_write();
}
}
int
nvm_data_reset(void)
{
int force_reset = 0;
LOG6LBR_DEBUG("Opening nvm factory file '%s'\n", sixlbr_config_factory_nvm_file);
memset(nvm_mem, 0xff, NVM_SIZE);
int s = open(sixlbr_config_factory_nvm_file, O_RDONLY);
if(s > 0) {
if(read(s, nvm_mem, NVM_SIZE) < 0) {
LOG6LBR_INFO("Could not read factory NVM");
force_reset = 1;
}
close(s);
} else {
LOG6LBR_INFO("Could not open factory nvm file\n");
force_reset = 1;
}
memcpy((uint8_t *) & nvm_data, nvm_mem, sizeof(nvm_data));
nvm_data_write();
return force_reset;
}
void
store_nvm_config(void)
{
nvm_data_write();
}
void
check_nvm(nvm_data_t * nvm_data, int reset)
{
uint8_t flash = 0;
uip_ipaddr_t loc_fipaddr;
uip_ip4addr_t loc_fip4addr;
if(reset || nvm_data->magic != CETIC_6LBR_NVM_MAGIC
|| nvm_data->version > CETIC_6LBR_NVM_CURRENT_VERSION) {
//NVM is invalid or we are rollbacking from another version
//Set all data to default values
if (!reset) {
LOG6LBR_ERROR
("Invalid NVM magic number or unsupported NVM version, reseting it...\n");
}
nvm_data->magic = CETIC_6LBR_NVM_MAGIC;
nvm_data->version = CETIC_6LBR_NVM_VERSION_0;
CETIC_6LBR_NVM_DEFAULT_ETH_NET_PREFIX(&loc_fipaddr);
memcpy(&nvm_data->eth_net_prefix, &loc_fipaddr.u8, 16);
CETIC_6LBR_NVM_DEFAULT_ETH_IP_ADDR(&loc_fipaddr);
memcpy(&nvm_data->eth_ip_addr, &loc_fipaddr.u8, 16);
CETIC_6LBR_NVM_DEFAULT_WSN_NET_PREFIX(&loc_fipaddr);
memcpy(&nvm_data->wsn_net_prefix, &loc_fipaddr.u8, 16);
CETIC_6LBR_NVM_DEFAULT_WSN_IP_ADDR(&loc_fipaddr);
memcpy(&nvm_data->wsn_ip_addr, &loc_fipaddr.u8, 16);
CETIC_6LBR_NVM_DEFAULT_ETH_DFT_ROUTER(&loc_fipaddr);
memcpy(&nvm_data->eth_dft_router, &loc_fipaddr.u8, 16);
nvm_data->rpl_version_id = CETIC_6LBR_NVM_DEFAULT_RPL_VERSION_ID;
nvm_data->mode = CETIC_6LBR_NVM_DEFAULT_MODE;
nvm_data->channel = CETIC_6LBR_NVM_DEFAULT_CHANNEL;
flash = 1;
}
if ( nvm_data->version < CETIC_6LBR_NVM_VERSION_1)
{
if (!reset) {
LOG6LBR_WARN("Migrate NVM version 0 towards 1\n");
}
nvm_data->version = CETIC_6LBR_NVM_VERSION_1;
nvm_data->global_flags = CETIC_6LBR_NVM_DEFAULT_GLOBAL_FLAGS;
nvm_data->wsn_net_prefix_len = CETIC_6LBR_NVM_DEFAULT_WSN_NET_PREFIX_LEN;
nvm_data->eth_net_prefix_len = CETIC_6LBR_NVM_DEFAULT_ETH_NET_PREFIX_LEN;
nvm_data->ra_flags = CETIC_6LBR_NVM_DEFAULT_RA_FLAGS;
nvm_data->ra_router_lifetime = CETIC_6LBR_NVM_DEFAULT_RA_ROUTER_LIFETIME;
nvm_data->ra_max_interval = CETIC_6LBR_NVM_DEFAULT_RA_MAX_INTERVAL;
nvm_data->ra_min_interval = CETIC_6LBR_NVM_DEFAULT_RA_MIN_INTERVAL;
nvm_data->ra_min_delay = CETIC_6LBR_NVM_DEFAULT_RA_MIN_DELAY;
nvm_data->ra_prefix_flags = CETIC_6LBR_NVM_DEFAULT_RA_PREFIX_FLAGS;
nvm_data->ra_prefix_vtime = CETIC_6LBR_NVM_DEFAULT_RA_PREFIX_VTIME;
nvm_data->ra_prefix_ptime = CETIC_6LBR_NVM_DEFAULT_RA_PREFIX_PTIME;
nvm_data->ra_rio_flags = CETIC_6LBR_NVM_DEFAULT_RA_RIO_FLAGS;
nvm_data->ra_rio_lifetime = CETIC_6LBR_NVM_DEFAULT_RA_RIO_LIFETIME;
nvm_data->rpl_instance_id = CETIC_6LBR_NVM_DEFAULT_RPL_INSTANCE_ID;
nvm_data->rpl_preference = CETIC_6LBR_NVM_DEFAULT_RPL_PREFERENCE;
nvm_data->rpl_dio_intdoubl = CETIC_6LBR_NVM_DEFAULT_RPL_DIO_INT_DOUBLING;
nvm_data->rpl_dio_intmin = CETIC_6LBR_NVM_DEFAULT_RPL_DIO_MIN_INT;
nvm_data->rpl_dio_redundancy = CETIC_6LBR_NVM_DEFAULT_RPL_DIO_REDUNDANCY;
nvm_data->rpl_default_lifetime = CETIC_6LBR_NVM_DEFAULT_RPL_DEFAULT_LIFETIME;
nvm_data->rpl_min_hoprankinc = CETIC_6LBR_NVM_DEFAULT_RPL_MIN_HOP_RANK_INC;
nvm_data->rpl_lifetime_unit = CETIC_6LBR_NVM_DEFAULT_RPL_LIFETIME_UNIT;
flash = 1;
}
if ( nvm_data->version < CETIC_6LBR_NVM_VERSION_2)
{
if (!reset) {
LOG6LBR_WARN("Migrate NVM version %d towards %d\n", nvm_data->version, CETIC_6LBR_NVM_VERSION_2);
}
nvm_data->version = CETIC_6LBR_NVM_VERSION_2;
nvm_data->security_layer = CETIC_6LBR_NVM_DEFAULT_SECURITY_LAYER;
nvm_data->security_level = CETIC_6LBR_NVM_DEFAULT_SECURITY_LEVEL;
uint8_t key[16] = CETIC_6LBR_NVM_DEFAULT_SECURITY_KEY;
memcpy(nvm_data->noncoresec_key, key, sizeof(key));
nvm_data->pan_id = CETIC_6LBR_NVM_DEFAULT_PANID;
nvm_data->rpl_config = CETIC_6LBR_NVM_DEFAULT_RPL_CONFIG;
nvm_data->rpl_max_rankinc = CETIC_6LBR_NVM_DEFAULT_RPL_MAX_RANK_INC;
CETIC_6LBR_NVM_DEFAULT_RPL_DODAG_ID(&loc_fipaddr);
memcpy(&nvm_data->rpl_dodag_id, &loc_fipaddr.u8, 16);
nvm_data->eth_ip64_flags = CETIC_6LBR_NVM_DEFAULT_IP64_FLAGS;
CETIC_6LBR_NVM_DEFAULT_IP64_ADDRESS(&loc_fip4addr);
memcpy(&nvm_data->eth_ip64_addr, &loc_fip4addr.u8, sizeof(loc_fip4addr));
CETIC_6LBR_NVM_DEFAULT_IP64_NETMASK(&loc_fip4addr);
memcpy(&nvm_data->eth_ip64_netmask, &loc_fip4addr.u8, sizeof(loc_fip4addr));
CETIC_6LBR_NVM_DEFAULT_IP64_GATEWAY(&loc_fip4addr);
memcpy(&nvm_data->eth_ip64_gateway, &loc_fip4addr.u8, sizeof(loc_fip4addr));
nvm_data->dns_flags = CETIC_6LBR_NVM_DEFAULT_DNS_FLAGS;
strcpy((char *)nvm_data->dns_host_name, CETIC_6LBR_NVM_DEFAULT_DNS_HOST_NAME);
nvm_data->webserver_port = CETIC_6LBR_NVM_DEFAULT_WEBSERVER_PORT;
nvm_data->mac_layer = CETIC_6LBR_NVM_DEFAULT_MAC_LAYER;
nvm_data->noncoresec_flags = CETIC_6LBR_NVM_DEFAULT_NONCORESEC_FLAGS;
uint8_t context[8] = CETIC_6LBR_NVM_DEFAULT_6LOWPAN_CONTEXT_0;
memcpy(nvm_data->wsn_6lowpan_context_0, context, sizeof(context));
CETIC_6LBR_NVM_DEFAULT_DNS_SERVER(&loc_fipaddr);
memcpy(&nvm_data->dns_server, &loc_fipaddr.u8, 16);
nvm_data->log_level = CETIC_6LBR_NVM_DEFAULT_LOG_LEVEL;
nvm_data->log_services = CETIC_6LBR_NVM_DEFAULT_LOG_SERVICES;
flash = 1;
}
if(flash) {
nvm_data_write();
}
}