static BOOL rdg_send_handshake(rdpRdg* rdg)
{
wStream* s;
BOOL status;
s = Stream_New(NULL, 14);
if (!s)
return FALSE;
Stream_Write_UINT16(s, PKT_TYPE_HANDSHAKE_REQUEST); /* Type (2 bytes) */
Stream_Write_UINT16(s, 0); /* Reserved (2 bytes) */
Stream_Write_UINT32(s, 14); /* PacketLength (4 bytes) */
Stream_Write_UINT8(s, 1); /* VersionMajor (1 byte) */
Stream_Write_UINT8(s, 0); /* VersionMinor (1 byte) */
Stream_Write_UINT16(s, 0); /* ClientVersion (2 bytes), must be 0 */
Stream_Write_UINT16(s, rdg->extAuth); /* ExtendedAuthentication (2 bytes) */
Stream_SealLength(s);
status = rdg_write_packet(rdg, s);
Stream_Free(s, TRUE);
if (status)
{
rdg->state = RDG_CLIENT_STATE_HANDSHAKE;
}
return status;
}
BOOL rdg_send_tunnel_request(rdpRdg* rdg)
{
wStream* s;
BOOL status;
s = Stream_New(NULL, 16);
if (!s)
return FALSE;
Stream_Write_UINT16(s, PKT_TYPE_TUNNEL_CREATE); /* Type (2 bytes) */
Stream_Write_UINT16(s, 0); /* Reserved (2 bytes) */
Stream_Write_UINT32(s, 16); /* PacketLength (4 bytes) */
Stream_Write_UINT32(s, HTTP_CAPABILITY_TYPE_QUAR_SOH); /* CapabilityFlags (4 bytes) */
Stream_Write_UINT16(s, 0); /* FieldsPresent (2 bytes) */
Stream_Write_UINT16(s, 0); /* Reserved (2 bytes), must be 0 */
Stream_SealLength(s);
status = rdg_write_packet(rdg, s);
Stream_Free(s, TRUE);
if (status)
{
rdg->state = RDG_CLIENT_STATE_TUNNEL_CREATE;
}
return status;
}
static BOOL rdg_send_tunnel_request(rdpRdg* rdg)
{
wStream* s;
BOOL status;
UINT32 packetSize = 16;
UINT16 fieldsPresent = 0;
WCHAR* PAACookie = NULL;
UINT16 PAACookieLen = 0;
if (rdg->extAuth == HTTP_EXTENDED_AUTH_PAA)
{
PAACookieLen = ConvertToUnicode(CP_UTF8, 0, rdg->settings->GatewayAccessToken, -1, &PAACookie, 0);
if (!PAACookie)
return FALSE;
packetSize += 2 + PAACookieLen * sizeof(WCHAR);
fieldsPresent = HTTP_TUNNEL_PACKET_FIELD_PAA_COOKIE;
}
s = Stream_New(NULL, packetSize);
if (!s)
{
free(PAACookie);
return FALSE;
}
Stream_Write_UINT16(s, PKT_TYPE_TUNNEL_CREATE); /* Type (2 bytes) */
Stream_Write_UINT16(s, 0); /* Reserved (2 bytes) */
Stream_Write_UINT32(s, packetSize); /* PacketLength (4 bytes) */
Stream_Write_UINT32(s, HTTP_CAPABILITY_TYPE_QUAR_SOH); /* CapabilityFlags (4 bytes) */
Stream_Write_UINT16(s, fieldsPresent); /* FieldsPresent (2 bytes) */
Stream_Write_UINT16(s, 0); /* Reserved (2 bytes), must be 0 */
if (PAACookie)
{
Stream_Write_UINT16(s, PAACookieLen * 2); /* PAA cookie string length */
Stream_Write_UTF16_String(s, PAACookie, PAACookieLen);
}
Stream_SealLength(s);
status = rdg_write_packet(rdg, s);
Stream_Free(s, TRUE);
free(PAACookie);
if (status)
{
rdg->state = RDG_CLIENT_STATE_TUNNEL_CREATE;
}
return status;
}
BOOL rdg_send_tunnel_authorization(rdpRdg* rdg)
{
int i;
wStream* s;
BOOL status;
WCHAR* clientName = NULL;
UINT16 clientNameLen;
UINT32 packetSize;
clientNameLen = ConvertToUnicode(CP_UTF8, 0, rdg->settings->ClientHostname, -1, &clientName, 0);
if (!clientName)
return FALSE;
packetSize = 12 + clientNameLen * sizeof(WCHAR);
s = Stream_New(NULL, packetSize);
if (!s)
{
free(clientName);
return FALSE;
}
Stream_Write_UINT16(s, PKT_TYPE_TUNNEL_AUTH); /* Type (2 bytes) */
Stream_Write_UINT16(s, 0); /* Reserved (2 bytes) */
Stream_Write_UINT32(s, packetSize); /* PacketLength (4 bytes) */
Stream_Write_UINT16(s, 0); /* FieldsPresent (2 bytes) */
Stream_Write_UINT16(s, clientNameLen * 2); /* Client name string length */
for (i = 0; i < clientNameLen; i++)
Stream_Write_UINT16(s, clientName[i]);
Stream_SealLength(s);
status = rdg_write_packet(rdg, s);
Stream_Free(s, TRUE);
free(clientName);
if (status)
{
rdg->state = RDG_CLIENT_STATE_TUNNEL_AUTHORIZE;
}
return status;
}
BOOL rdg_send_channel_create(rdpRdg* rdg)
{
int i;
wStream* s;
BOOL status;
char* serverName = rdg->settings->ServerHostname;
UINT16 serverNameLen = strlen(serverName) + 1;
UINT32 packetSize = 16 + serverNameLen * 2;
s = Stream_New(NULL, packetSize);
if (!s)
return FALSE;
Stream_Write_UINT16(s, PKT_TYPE_CHANNEL_CREATE); /* Type (2 bytes) */
Stream_Write_UINT16(s, 0); /* Reserved (2 bytes) */
Stream_Write_UINT32(s, packetSize); /* PacketLength (4 bytes) */
Stream_Write_UINT8(s, 1); /* Number of resources. (1 byte) */
Stream_Write_UINT8(s, 0); /* Number of alternative resources (1 byte) */
Stream_Write_UINT16(s, rdg->settings->ServerPort); /* Resource port (2 bytes) */
Stream_Write_UINT16(s, 3); /* Protocol number (2 bytes) */
Stream_Write_UINT16(s, serverNameLen * 2);
for (i = 0; i < serverNameLen; i++)
{
Stream_Write_UINT16(s, serverName[i]);
}
Stream_SealLength(s);
status = rdg_write_packet(rdg, s);
Stream_Free(s, TRUE);
if (status)
{
rdg->state = RDG_CLIENT_STATE_CHANNEL_CREATE;
}
return status;
}
BOOL rdg_send_tunnel_authorization(rdpRdg* rdg)
{
int i;
wStream* s;
BOOL status;
char* clientName = rdg->settings->ClientHostname;
UINT16 clientNameLen = strlen(clientName) + 1;
UINT32 packetSize = 12 + clientNameLen * 2;
s = Stream_New(NULL, packetSize);
if (!s)
return FALSE;
Stream_Write_UINT16(s, PKT_TYPE_TUNNEL_AUTH); /* Type (2 bytes) */
Stream_Write_UINT16(s, 0); /* Reserved (2 bytes) */
Stream_Write_UINT32(s, packetSize); /* PacketLength (4 bytes) */
Stream_Write_UINT16(s, 0); /* FieldsPresent (2 bytes) */
Stream_Write_UINT16(s, clientNameLen * 2); /* Client name string length */
for (i = 0; i < clientNameLen; i++)
{
Stream_Write_UINT16(s, clientName[i]);
}
Stream_SealLength(s);
status = rdg_write_packet(rdg, s);
Stream_Free(s, TRUE);
if (status)
{
rdg->state = RDG_CLIENT_STATE_TUNNEL_AUTHORIZE;
}
return status;
}
