esphome/esphome/components/md5/md5.cpp

57 lines
1.3 KiB
C++

#include <cstdio>
#include <cstring>
#include "md5.h"
#include "esphome/core/helpers.h"
namespace esphome {
namespace md5 {
#ifdef USE_ARDUINO
void MD5Digest::init() {
memset(this->digest_, 0, 16);
MD5Init(&this->ctx_);
}
void MD5Digest::add(const uint8_t *data, size_t len) { MD5Update(&this->ctx_, data, len); }
void MD5Digest::calculate() { MD5Final(this->digest_, &this->ctx_); }
#endif // USE_ARDUINO
#ifdef USE_ESP_IDF
void MD5Digest::init() {
memset(this->digest_, 0, 16);
esp_rom_md5_init(&this->ctx_);
}
void MD5Digest::add(const uint8_t *data, size_t len) { esp_rom_md5_update(&this->ctx_, data, len); }
void MD5Digest::calculate() { esp_rom_md5_final(this->digest_, &this->ctx_); }
#endif // USE_ESP_IDF
void MD5Digest::get_bytes(uint8_t *output) { memcpy(output, this->digest_, 16); }
void MD5Digest::get_hex(char *output) {
for (size_t i = 0; i < 16; i++) {
sprintf(output + i * 2, "%02x", this->digest_[i]);
}
}
bool MD5Digest::equals_bytes(const uint8_t *expected) {
for (size_t i = 0; i < 16; i++) {
if (expected[i] != this->digest_[i]) {
return false;
}
}
return true;
}
bool MD5Digest::equals_hex(const char *expected) {
uint8_t parsed[16];
if (!parse_hex(expected, parsed, 16))
return false;
return equals_bytes(parsed);
}
} // namespace md5
} // namespace esphome