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Diffstat (limited to 'platformio/temphum/src/config.cpp')
-rw-r--r--platformio/temphum/src/config.cpp84
1 files changed, 0 insertions, 84 deletions
diff --git a/platformio/temphum/src/config.cpp b/platformio/temphum/src/config.cpp
deleted file mode 100644
index 54922c1..0000000
--- a/platformio/temphum/src/config.cpp
+++ /dev/null
@@ -1,84 +0,0 @@
-#include <EEPROM.h>
-#include <strings.h>
-#include "config.h"
-#include "logging.h"
-
-#define GET_DATA_CRC(data) \
- eeprom_crc(reinterpret_cast<uint8_t*>(&(data))+4, sizeof(ConfigData)-4)
-
-namespace homekit::config {
-
-static const uint32_t magic = 0xdeadbeef;
-static const uint32_t crc_table[16] PROGMEM = {
- 0x00000000, 0x1db71064, 0x3b6e20c8, 0x26d930ac,
- 0x76dc4190, 0x6b6b51f4, 0x4db26158, 0x5005713c,
- 0xedb88320, 0xf00f9344, 0xd6d6a3e8, 0xcb61b38c,
- 0x9b64c2b0, 0x86d3d2d4, 0xa00ae278, 0xbdbdf21c
-};
-
-static uint32_t eeprom_crc(const uint8_t* data, size_t len) {
- uint32_t crc = ~0L;
- for (size_t index = 0; index < len; index++) {
- crc = pgm_read_word(&crc_table[(crc ^ data[index]) & 0x0f]) ^ (crc >> 4);
- crc = pgm_read_word(&crc_table[(crc ^ (data[index] >> 4)) & 0x0f]) ^ (crc >> 4);
- crc = ~crc;
- }
- return crc;
-}
-
-ConfigData read() {
- ConfigData data;
- EEPROM.begin(sizeof(ConfigData));
- EEPROM.get(0, data);
- EEPROM.end();
-#ifdef DEBUG
- if (!isValid(data)) {
- PRINTLN("config::read(): data is not valid!");
- }
-#endif
- return data;
-}
-
-void write(ConfigData& data) {
- EEPROM.begin(sizeof(ConfigData));
- data.magic = magic;
- data.crc = GET_DATA_CRC(data);
- EEPROM.put(0, data);
- EEPROM.end();
-}
-
-void erase() {
- ConfigData data;
- erase(data);
-}
-
-void erase(ConfigData& data) {
- bzero(reinterpret_cast<uint8_t*>(&data), sizeof(data));
- write(data);
-}
-
-bool isValid(ConfigData& data) {
- return data.crc == GET_DATA_CRC(data);
-}
-
-bool isDirty(ConfigData& data) {
- return data.magic != magic;
-}
-
-char* ConfigData::escapeHomeId(char* buf, size_t len) {
- if (len < 32)
- return nullptr;
- size_t id_len = strlen(node_id);
- char* c = node_id;
- char* dst = buf;
- for (size_t i = 0; i < id_len; i++) {
- if (*c == '"')
- *(dst++) = '\\';
- *(dst++) = *c;
- c++;
- }
- *dst = '\0';
- return buf;
-}
-
-} \ No newline at end of file