Files
meshcore-wch/User/lib/config.c
2025-12-22 23:02:29 +01:00

81 lines
2.8 KiB
C

#include "config.h"
#include "ch32v30x_flash.h"
#include "util/hexdump.h"
#include "util/log.h"
PersistentData_t persistent;
#define TAG "Config"
NodeEntry * getNextNode() {
uint32_t oldest_timestamp = UINT32_MAX;
NodeEntry *selectedNode = &(persistent.contacts[0]);
for (int i = 0; i < CONTACT_COUNT; i++) {
NodeEntry *curNode = &(persistent.contacts[i]);
if (curNode->last_seen_lt == 0) {
break;
}
if (curNode->last_seen_lt < oldest_timestamp) {
oldest_timestamp = curNode->last_seen_lt;
selectedNode = curNode;
}
}
return selectedNode;
}
NodeEntry * getNode(uint8_t hash) {
NodeEntry *selectedNode = NULL;
for (int i = 0; i < CONTACT_COUNT; i++) {
NodeEntry *curNode = &(persistent.contacts[i]);
if (curNode->pubKey[0] == hash) {
selectedNode = curNode;
break;
}
}
return selectedNode;
}
void printNodeDB() {
printf("Node database:\n");
for (int i = 0; i < CONTACT_COUNT; i++) {
const NodeEntry *node = &(persistent.contacts[i]);
if (node->last_seen_lt == 0) continue; // skip inactive nodes
printf("Node %d:\n", i);
printf(" Name: %s\n", node->name);
hexdump("Pubkey", node->pubKey, sizeof(node->pubKey));
hexdump("Secret", node->secret, sizeof(node->secret));
printf("\n");
printf(" GPS: lat=%d, lon=%d\n", node->gps_latitude, node->gps_longitude);
printf(" Path: ... (not expanded, add if needed)\n");
printf(" Flags: 0x%02X\n", node->flags);
printf(" Type: 0x%02X\n", node->type);
printf(" Authenticated: %s\n", node->authenticated ? "Yes" : "No");
printf(" Last Seen (remote ts): %d\n", node->last_seen_rt);
printf(" Last Seen (local ts): %d\n", node->last_seen_lt);
printf(" Sync timestamp: %d\n", node->sync_timestamp);
printf("--------------------------------------\n");
}
}
void loadConfig() {
memcpy (&persistent, FLASH_USER_PAGE_ADDR, sizeof (persistent));
uint32_t crcSum = *((uint32_t *)(((uint8_t *)&persistent) + (sizeof (persistent) - 2)));
memset ((((uint8_t *)&persistent) + (sizeof (persistent) - sizeof(crcSum))), 0, 4);
CRC_ResetDR();
uint32_t currentSum = CRC_CalcBlockCRC ((uint32_t *)&persistent, sizeof (persistent) - 2);
if (currentSum != crcSum) {
memset (&persistent, 0, sizeof (persistent));
}
}
void saveConfig() {
CRC_ResetDR();
uint32_t currentSum = CRC_CalcBlockCRC ((uint32_t *)&persistent, sizeof (persistent) - 2);
memcpy ((((uint8_t *)&persistent) + (sizeof (persistent) - sizeof(currentSum))), (uint8_t *)currentSum, 4);
FLASH_Unlock();
FLASH_ErasePage_Fast (1919);
FLASH_ProgramPage_Fast (1919, (uint32_t *)&persistent);
FLASH_Lock();
}