void CVerifyCertDialog::LoadTrustedCerts()
{
CReentrantInterProcessMutexLocker mutex(MUTEX_TRUSTEDCERTS);
if (!m_xmlFile.Modified()) {
return;
}
TiXmlElement* pElement = m_xmlFile.Load();
if (!pElement) {
return;
}
m_trustedCerts.clear();
if (!(pElement = pElement->FirstChildElement("TrustedCerts")))
return;
bool modified = false;
TiXmlElement* pCert = pElement->FirstChildElement("Certificate");
while (pCert) {
wxString value = GetTextElement(pCert, "Data");
TiXmlElement* pRemove = 0;
t_certData data;
if (value.empty() || !(data.data = ConvertStringToHex(value, data.len)))
pRemove = pCert;
data.host = GetTextElement(pCert, "Host");
data.port = GetTextElementInt(pCert, "Port");
if (data.host.empty() || data.port < 1 || data.port > 65535)
pRemove = pCert;
wxLongLong activationTime = GetTextElementLongLong(pCert, "ActivationTime", 0);
if (activationTime == 0 || activationTime > wxDateTime::GetTimeNow())
pRemove = pCert;
wxLongLong expirationTime = GetTextElementLongLong(pCert, "ExpirationTime", 0);
if (expirationTime == 0 || expirationTime < wxDateTime::GetTimeNow())
pRemove = pCert;
if (IsTrusted(data.host, data.port, data.data, data.len, true)) // Weed out duplicates
pRemove = pCert;
if (!pRemove)
m_trustedCerts.push_back(data);
else
delete [] data.data;
pCert = pCert->NextSiblingElement("Certificate");
if (pRemove)
{
modified = true;
pElement->RemoveChild(pRemove);
}
}
if (modified)
m_xmlFile.Save(false);
}
void ProcessSSDVMessage(int Channel, unsigned char *Message)
{
// SSDV packet
static uint32_t PreviousCallsignCode=0;
static int PreviousImageNumber=-1, PreviousPacketNumber=0;
uint32_t CallsignCode;
char Callsign[7], *FileMode, *EncodedCallsign, *EncodedEncoding, *EncodedData, HexString[513];
int ImageNumber, PacketNumber;
char filename[100];
FILE *fp;
Message[0] = 0x55;
CallsignCode = Message[2]; CallsignCode <<= 8;
CallsignCode |= Message[3]; CallsignCode <<= 8;
CallsignCode |= Message[4]; CallsignCode <<= 8;
CallsignCode |= Message[5];
decode_callsign(Callsign, CallsignCode);
ImageNumber = Message[6];
PacketNumber = Message[8];
// Create new file ?
if ((ImageNumber != PreviousImageNumber) || (PacketNumber <= PreviousPacketNumber) || (CallsignCode != PreviousCallsignCode))
{
// New image so new file
// FileMode = "wb";
FileMode = "ab";
Config.LoRaDevices[Channel].SSDVMissing = PacketNumber;
}
else
{
FileMode = "ab";
if (PacketNumber > (PreviousPacketNumber+1))
{
Config.LoRaDevices[Channel].SSDVMissing += PacketNumber - PreviousPacketNumber - 1;
}
}
LogMessage("Ch%d: SSDV Packet, Callsign %s, Image %d, Packet %d, %d Missing\n", Channel, Callsign, Message[6], Message[7] * 256 + Message[8], Config.LoRaDevices[Channel].SSDVMissing);
ChannelPrintf(Channel, 4, 1, "SSDV Packet ");
PreviousImageNumber = ImageNumber;
PreviousPacketNumber = PacketNumber;
PreviousCallsignCode = CallsignCode;
// Save to file
sprintf(filename, "/tmp/%s_%d.bin", Callsign, ImageNumber);
if ((fp = fopen(filename, FileMode)))
{
fwrite(Message, 1, 256, fp);
fclose(fp);
}
// Upload to server
if (Config.EnableSSDV)
{
EncodedCallsign = url_encode(Callsign);
EncodedEncoding = url_encode("hex");
// Base64Data = base64_encode(Message, 256, &output_length);
// printf("output_length=%d, byte=%02Xh\n", output_length, Base64Data[output_length]);
// Base64Data[output_length] = '\0';
// printf ("Base64Data '%s'\n", Base64Data);
ConvertStringToHex(HexString, Message, 256);
EncodedData = url_encode(HexString);
UploadImagePacket(EncodedCallsign, EncodedEncoding, EncodedData);
free(EncodedCallsign);
free(EncodedEncoding);
// free(Base64Data);
free(EncodedData);
}
Config.LoRaDevices[Channel].SSDVCount++;
}
void CVerifyCertDialog::LoadTrustedCerts()
{
CReentrantInterProcessMutexLocker mutex(MUTEX_TRUSTEDCERTS);
if (!m_xmlFile.Modified()) {
return;
}
auto element = m_xmlFile.Load();
if (!element) {
return;
}
m_trustedCerts.clear();
if (!(element = element.child("TrustedCerts")))
return;
bool modified = false;
auto cert = element.child("Certificate");
while (cert) {
wxString value = GetTextElement(cert, "Data");
pugi::xml_node remove;
t_certData data;
if (value.empty() || !(data.data = ConvertStringToHex(value, data.len)))
remove = cert;
data.host = GetTextElement(cert, "Host");
data.port = GetTextElementInt(cert, "Port");
if (data.host.empty() || data.port < 1 || data.port > 65535)
remove = cert;
int64_t activationTime = GetTextElementInt(cert, "ActivationTime", 0);
if (activationTime == 0 || activationTime > wxDateTime::GetTimeNow())
remove = cert;
int64_t expirationTime = GetTextElementInt(cert, "ExpirationTime", 0);
if (expirationTime == 0 || expirationTime < wxDateTime::GetTimeNow())
remove = cert;
if (IsTrusted(data.host, data.port, data.data, data.len, true)) // Weed out duplicates
remove = cert;
if (!remove)
m_trustedCerts.push_back(data);
else
delete [] data.data;
cert = cert.next_sibling("Certificate");
if (remove) {
modified = true;
element.remove_child(remove);
}
}
if (modified)
m_xmlFile.Save(false);
}
