116 lines
2.3 KiB
C++
116 lines
2.3 KiB
C++
|
|
// SslHTTPConnection.cpp
|
|
|
|
// Implements the cSslHTTPServerConnection class representing a HTTP connection made over a SSL link
|
|
|
|
#include "Globals.h"
|
|
#include "SslHTTPServerConnection.h"
|
|
#include "HTTPServer.h"
|
|
|
|
|
|
|
|
|
|
|
|
cSslHTTPServerConnection::cSslHTTPServerConnection(cHTTPServer & a_HTTPServer, const cX509CertPtr & a_Cert, const cCryptoKeyPtr & a_PrivateKey) :
|
|
super(a_HTTPServer),
|
|
m_Ssl(64000),
|
|
m_Cert(a_Cert),
|
|
m_PrivateKey(a_PrivateKey)
|
|
{
|
|
m_Ssl.Initialize(false);
|
|
m_Ssl.SetOwnCert(a_Cert, a_PrivateKey);
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
cSslHTTPServerConnection::~cSslHTTPServerConnection()
|
|
{
|
|
m_Ssl.NotifyClose();
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void cSslHTTPServerConnection::OnReceivedData(const char * a_Data, size_t a_Size)
|
|
{
|
|
// Process the received data:
|
|
const char * Data = a_Data;
|
|
size_t Size = a_Size;
|
|
for (;;)
|
|
{
|
|
// Try to write as many bytes into Ssl's "incoming" buffer as possible:
|
|
size_t BytesWritten = 0;
|
|
if (Size > 0)
|
|
{
|
|
BytesWritten = m_Ssl.WriteIncoming(Data, Size);
|
|
Data += BytesWritten;
|
|
Size -= BytesWritten;
|
|
}
|
|
|
|
// Try to read as many bytes from SSL's decryption as possible:
|
|
char Buffer[32000];
|
|
int NumRead = m_Ssl.ReadPlain(Buffer, sizeof(Buffer));
|
|
if (NumRead > 0)
|
|
{
|
|
super::OnReceivedData(Buffer, static_cast<size_t>(NumRead));
|
|
// The link may have closed while processing the data, bail out:
|
|
return;
|
|
}
|
|
else if (NumRead == POLARSSL_ERR_NET_WANT_READ)
|
|
{
|
|
// SSL requires us to send data to peer first, do so by "sending" empty data:
|
|
SendData(nullptr, 0);
|
|
}
|
|
|
|
// If both failed, bail out:
|
|
if ((BytesWritten == 0) && (NumRead <= 0))
|
|
{
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void cSslHTTPServerConnection::SendData(const void * a_Data, size_t a_Size)
|
|
{
|
|
const char * OutgoingData = reinterpret_cast<const char *>(a_Data);
|
|
size_t pos = 0;
|
|
for (;;)
|
|
{
|
|
// Write as many bytes from our buffer to SSL's encryption as possible:
|
|
int NumWritten = 0;
|
|
if (pos < a_Size)
|
|
{
|
|
NumWritten = m_Ssl.WritePlain(OutgoingData + pos, a_Size - pos);
|
|
if (NumWritten > 0)
|
|
{
|
|
pos += static_cast<size_t>(NumWritten);
|
|
}
|
|
}
|
|
|
|
// Read as many bytes from SSL's "outgoing" buffer as possible:
|
|
char Buffer[32000];
|
|
size_t NumBytes = m_Ssl.ReadOutgoing(Buffer, sizeof(Buffer));
|
|
if (NumBytes > 0)
|
|
{
|
|
m_Link->Send(Buffer, NumBytes);
|
|
}
|
|
|
|
// If both failed, bail out:
|
|
if ((NumWritten <= 0) && (NumBytes == 0))
|
|
{
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
|
|
|