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Corrected RSA block size

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This commit is contained in:
Gunnar Skjold
2024-07-14 21:23:45 +02:00
parent b77342a648
commit fed3948f85
1 changed files with 2 additions and 2 deletions
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4
lib/CloudConnector/src/CloudConnector.cpp
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@@ -86,7 +86,7 @@ bool CloudConnector::init() {
//if(config.port == 0)
config.port = 7443;
//if(strlen(config.hostname) == 0)
strcpy_P(config.hostname, PSTR("cloud.amsleser.no"));
strcpy_P(config.hostname, PSTR("192.168.230.40"));
snprintf_P(clearBuffer, CC_BUF_SIZE, PSTR("http://%s/hub/cloud/public.key"), config.hostname);
#if defined(AMS_REMOTE_DEBUG)
@@ -419,7 +419,7 @@ void CloudConnector::update(AmsData& data, EnergyAccounting& ea) {
}
memset(encryptedBuffer, 0, rsa->len);
int maxlen = 100 * (rsa->len/128);
int maxlen = rsa->len - 42;
udp.beginPacket(config.hostname,7443);
for(int i = 0; i < pos; i += maxlen) {
int ret = mbedtls_rsa_pkcs1_encrypt(rsa, mbedtls_ctr_drbg_random, &ctr_drbg, MBEDTLS_RSA_PUBLIC, maxlen, (unsigned char*) (clearBuffer+i), encryptedBuffer);