joe/PlatformIO_TOTP-Generator-OLED
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it works!

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This commit is contained in:
Joe Tretter
2023-01-10 13:19:22 -06:00
parent 7f96ec1824
commit e8d655a7b2
1 changed files with 9 additions and 5 deletions
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14
src/main.cpp
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@@ -1,5 +1,9 @@
// The codes that are displayed are not consistent with the GOOGLE Authenticator // to get the code from Google Authenticator you need to decode base32 and
// app.... I guess that TOTP library has an issue... // convert that to hex:
/*
echo -n "F4ZVI6KKNF4SW5DG" |base32 -d | xxd -ps
2f3354794a69792b7466
*/
// I connected SCL to D22 and SDA to D21 // I connected SCL to D22 and SDA to D21
@@ -23,10 +27,10 @@
WiFiUDP ntpUDP; WiFiUDP ntpUDP;
NTPClient timeClient(ntpUDP); NTPClient timeClient(ntpUDP);
uint8_t hmacKey[] = {0x62, 0x27, 0x2F, 0x33, 0x54, 0x79, 0x4A, uint8_t hmacKey[] = {0x2F, 0x33, 0x54, 0x79, 0x4A,
0x69, 0x79, 0x2B, 0x74, 0x66, 0x27}; 0x69, 0x79, 0x2B, 0x74, 0x66};
TOTP totp = TOTP(hmacKey, 12); TOTP totp = TOTP(hmacKey, 10);
char code[7]; char code[7];
unsigned long lastMsg = 0; unsigned long lastMsg = 0;