29 lines
773 B
C
29 lines
773 B
C
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#include <Arduino.h>
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#include <ESP8266WiFi.h>
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#include <ESP8266HTTPClient.h>
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#include <ESP8266httpUpdate.h>
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#ifdef PUBLIC_SIGN_KEY
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const char pubkey[] PROGMEM = PUBLIC_SIGN_KEY;
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BearSSL::PublicKey *signPubKey = nullptr;
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BearSSL::HashSHA256 *hash;
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BearSSL::SigningVerifier *sign;
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void signedUpdatesHelperInit() {
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signPubKey = new BearSSL::PublicKey(pubkey);
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hash = new BearSSL::HashSHA256();
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sign = new BearSSL::SigningVerifier(signPubKey);
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Update.installSignature(hash, sign);
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}
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String signedUpdatesHelperRun(WiFiClient& wifi, const String& url, const String& currentVersion = "") {
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t_httpUpdate_return ret = ESPhttpUpdate.update(wifi, url, currentVersion);
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if (ret == HTTP_UPDATE_FAILED)
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return ESPhttpUpdate.getLastErrorString();
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return String();
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}
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#endif
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