/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT remdesk_send_ctl_version_info_pdu(remdeskPlugin* remdesk)
{
wStream* s;
REMDESK_CTL_VERSION_INFO_PDU pdu;
UINT error;
remdesk_prepare_ctl_header(&(pdu.ctlHeader), REMDESK_CTL_VERSIONINFO, 8);
pdu.versionMajor = 1;
pdu.versionMinor = 2;
s = Stream_New(NULL, REMDESK_CHANNEL_CTL_SIZE + pdu.ctlHeader.DataLength);
if (!s)
{
WLog_ERR(TAG, "Stream_New failed!");
return CHANNEL_RC_NO_MEMORY;
}
remdesk_write_ctl_header(s, &(pdu.ctlHeader));
Stream_Write_UINT32(s, pdu.versionMajor); /* versionMajor (4 bytes) */
Stream_Write_UINT32(s, pdu.versionMinor); /* versionMinor (4 bytes) */
Stream_SealLength(s);
if ((error = remdesk_virtual_channel_write(remdesk, s)))
WLog_ERR(TAG, "remdesk_virtual_channel_write failed with error %lu!", error);
if (error != CHANNEL_RC_OK)
Stream_Free(s, TRUE);
return error;
}
static int remdesk_send_ctl_expert_on_vista_pdu(remdeskPlugin* remdesk)
{
int status;
wStream* s;
REMDESK_CTL_EXPERT_ON_VISTA_PDU pdu;
status = remdesk_generate_expert_blob(remdesk);
if (status < 0)
return -1;
pdu.EncryptedPasswordLength = remdesk->EncryptedPassStubSize;
pdu.EncryptedPassword = remdesk->EncryptedPassStub;
remdesk_prepare_ctl_header(&(pdu.ctlHeader), REMDESK_CTL_EXPERT_ON_VISTA,
pdu.EncryptedPasswordLength);
s = Stream_New(NULL, REMDESK_CHANNEL_CTL_SIZE + pdu.ctlHeader.DataLength);
remdesk_write_ctl_header(s, &(pdu.ctlHeader));
Stream_Write(s, pdu.EncryptedPassword, pdu.EncryptedPasswordLength);
Stream_SealLength(s);
remdesk_virtual_channel_write(remdesk, s);
return 1;
}
static int remdesk_send_ctl_remote_control_desktop_pdu(remdeskPlugin* remdesk)
{
int status;
wStream* s;
int cbRaConnectionStringW = 0;
WCHAR* raConnectionStringW = NULL;
REMDESK_CTL_REMOTE_CONTROL_DESKTOP_PDU pdu;
pdu.raConnectionString = remdesk->settings->RemoteAssistanceRCTicket;
status = ConvertToUnicode(CP_UTF8, 0, pdu.raConnectionString, -1, &raConnectionStringW, 0);
if (status <= 0)
return -1;
cbRaConnectionStringW = status * 2;
remdesk_prepare_ctl_header(&(pdu.ctlHeader), REMDESK_CTL_REMOTE_CONTROL_DESKTOP, cbRaConnectionStringW);
s = Stream_New(NULL, REMDESK_CHANNEL_CTL_SIZE + pdu.ctlHeader.DataLength);
remdesk_write_ctl_header(s, &(pdu.ctlHeader));
Stream_Write(s, (BYTE*) raConnectionStringW, cbRaConnectionStringW);
Stream_SealLength(s);
remdesk_virtual_channel_write(remdesk, s);
free(raConnectionStringW);
return 1;
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT remdesk_send_ctl_expert_on_vista_pdu(remdeskPlugin* remdesk)
{
UINT error;
wStream* s;
REMDESK_CTL_EXPERT_ON_VISTA_PDU pdu;
if ((error = remdesk_generate_expert_blob(remdesk)))
{
WLog_ERR(TAG, "remdesk_generate_expert_blob failed with error %lu!", error);
return error;
}
pdu.EncryptedPasswordLength = remdesk->EncryptedPassStubSize;
pdu.EncryptedPassword = remdesk->EncryptedPassStub;
remdesk_prepare_ctl_header(&(pdu.ctlHeader), REMDESK_CTL_EXPERT_ON_VISTA,
pdu.EncryptedPasswordLength);
s = Stream_New(NULL, REMDESK_CHANNEL_CTL_SIZE + pdu.ctlHeader.DataLength);
if (!s)
{
WLog_ERR(TAG, "Stream_New failed!");
return CHANNEL_RC_NO_MEMORY;
}
remdesk_write_ctl_header(s, &(pdu.ctlHeader));
Stream_Write(s, pdu.EncryptedPassword, pdu.EncryptedPasswordLength);
Stream_SealLength(s);
return remdesk_virtual_channel_write(remdesk, s);
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT remdesk_send_ctl_verify_password_pdu(remdeskPlugin* remdesk)
{
int status;
UINT error;
wStream* s;
int cbExpertBlobW = 0;
WCHAR* expertBlobW = NULL;
REMDESK_CTL_VERIFY_PASSWORD_PDU pdu;
if ((error = remdesk_generate_expert_blob(remdesk)))
{
WLog_ERR(TAG, "remdesk_generate_expert_blob failed with error %lu!", error);
return error;
}
pdu.expertBlob = remdesk->ExpertBlob;
status = ConvertToUnicode(CP_UTF8, 0, pdu.expertBlob, -1, &expertBlobW, 0);
if (status <= 0)
{
WLog_ERR(TAG, "ConvertToUnicode failed!");
return ERROR_INTERNAL_ERROR;
}
cbExpertBlobW = status * 2;
remdesk_prepare_ctl_header(&(pdu.ctlHeader), REMDESK_CTL_VERIFY_PASSWORD, cbExpertBlobW);
s = Stream_New(NULL, REMDESK_CHANNEL_CTL_SIZE + pdu.ctlHeader.DataLength);
if (!s)
{
WLog_ERR(TAG, "Stream_New failed!");
error = CHANNEL_RC_NO_MEMORY;
goto out;
}
remdesk_write_ctl_header(s, &(pdu.ctlHeader));
Stream_Write(s, (BYTE*) expertBlobW, cbExpertBlobW);
Stream_SealLength(s);
if ((error = remdesk_virtual_channel_write(remdesk, s)))
WLog_ERR(TAG, "remdesk_virtual_channel_write failed with error %lu!", error);
out:
free(expertBlobW);
if (error != CHANNEL_RC_OK)
Stream_Free(s, TRUE);
return error;
}
static int remdesk_send_ctl_authenticate_pdu(remdeskPlugin* remdesk)
{
int status;
wStream* s;
int cbExpertBlobW = 0;
WCHAR* expertBlobW = NULL;
int cbRaConnectionStringW = 0;
WCHAR* raConnectionStringW = NULL;
REMDESK_CTL_AUTHENTICATE_PDU pdu;
status = remdesk_generate_expert_blob(remdesk);
if (status < 0)
return -1;
pdu.expertBlob = remdesk->ExpertBlob;
pdu.raConnectionString = remdesk->settings->RemoteAssistanceRCTicket;
status = ConvertToUnicode(CP_UTF8, 0, pdu.raConnectionString, -1, &raConnectionStringW, 0);
if (status <= 0)
return -1;
cbRaConnectionStringW = status * 2;
status = ConvertToUnicode(CP_UTF8, 0, pdu.expertBlob, -1, &expertBlobW, 0);
if (status <= 0)
return -1;
cbExpertBlobW = status * 2;
remdesk_prepare_ctl_header(&(pdu.ctlHeader), REMDESK_CTL_AUTHENTICATE,
cbRaConnectionStringW + cbExpertBlobW);
s = Stream_New(NULL, REMDESK_CHANNEL_CTL_SIZE + pdu.ctlHeader.DataLength);
remdesk_write_ctl_header(s, &(pdu.ctlHeader));
Stream_Write(s, (BYTE*) raConnectionStringW, cbRaConnectionStringW);
Stream_Write(s, (BYTE*) expertBlobW, cbExpertBlobW);
Stream_SealLength(s);
remdesk_virtual_channel_write(remdesk, s);
free(raConnectionStringW);
free(expertBlobW);
return 1;
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT remdesk_send_ctl_remote_control_desktop_pdu(remdeskPlugin* remdesk)
{
int status;
UINT error;
wStream* s = NULL;
int cbRaConnectionStringW = 0;
WCHAR* raConnectionStringW = NULL;
REMDESK_CTL_REMOTE_CONTROL_DESKTOP_PDU pdu;
pdu.raConnectionString = remdesk->settings->RemoteAssistanceRCTicket;
status = ConvertToUnicode(CP_UTF8, 0, pdu.raConnectionString, -1, &raConnectionStringW, 0);
if (status <= 0)
{
WLog_ERR(TAG, "ConvertToUnicode failed!");
return ERROR_INTERNAL_ERROR;
}
cbRaConnectionStringW = status * 2;
remdesk_prepare_ctl_header(&(pdu.ctlHeader), REMDESK_CTL_REMOTE_CONTROL_DESKTOP, cbRaConnectionStringW);
s = Stream_New(NULL, REMDESK_CHANNEL_CTL_SIZE + pdu.ctlHeader.DataLength);
if (!s)
{
WLog_ERR(TAG, "Stream_New failed!");
error = CHANNEL_RC_NO_MEMORY;
goto out;
}
remdesk_write_ctl_header(s, &(pdu.ctlHeader));
Stream_Write(s, (BYTE*) raConnectionStringW, cbRaConnectionStringW);
Stream_SealLength(s);
if ((error = remdesk_virtual_channel_write(remdesk, s)))
WLog_ERR(TAG, "remdesk_virtual_channel_write failed with error %lu!", error);
out:
free(raConnectionStringW);
if (error != CHANNEL_RC_OK)
Stream_Free(s, TRUE);
return error;
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT remdesk_send_ctl_version_info_pdu(RemdeskServerContext* context)
{
wStream* s;
REMDESK_CTL_VERSION_INFO_PDU pdu;
UINT error;
if ((error = remdesk_prepare_ctl_header(&(pdu.ctlHeader),
REMDESK_CTL_VERSIONINFO, 8)))
{
WLog_ERR(TAG, "remdesk_prepare_ctl_header failed with error %"PRIu32"!", error);
return error;
}
pdu.versionMajor = 1;
pdu.versionMinor = 2;
s = Stream_New(NULL, REMDESK_CHANNEL_CTL_SIZE + pdu.ctlHeader.DataLength);
if (!s)
{
WLog_ERR(TAG, "Stream_New failed!");
return CHANNEL_RC_NO_MEMORY;
}
if ((error = remdesk_write_ctl_header(s, &(pdu.ctlHeader))))
{
WLog_ERR(TAG, "remdesk_write_ctl_header failed with error %"PRIu32"!", error);
goto out;
}
Stream_Write_UINT32(s, pdu.versionMajor); /* versionMajor (4 bytes) */
Stream_Write_UINT32(s, pdu.versionMinor); /* versionMinor (4 bytes) */
Stream_SealLength(s);
if ((error = remdesk_virtual_channel_write(context, s)))
WLog_ERR(TAG, "remdesk_virtual_channel_write failed with error %"PRIu32"!", error);
out:
Stream_Free(s, TRUE);
return error;
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT remdesk_send_ctl_result_pdu(RemdeskServerContext* context,
UINT32 result)
{
wStream* s;
REMDESK_CTL_RESULT_PDU pdu;
UINT error;
pdu.result = result;
if ((error = remdesk_prepare_ctl_header(&(pdu.ctlHeader), REMDESK_CTL_RESULT,
4)))
{
WLog_ERR(TAG, "remdesk_prepare_ctl_header failed with error %"PRIu32"!", error);
return error;
}
s = Stream_New(NULL, REMDESK_CHANNEL_CTL_SIZE + pdu.ctlHeader.DataLength);
if (!s)
{
WLog_ERR(TAG, "Stream_New failed!");
return CHANNEL_RC_NO_MEMORY;
}
if ((error = remdesk_write_ctl_header(s, &(pdu.ctlHeader))))
{
WLog_ERR(TAG, "remdesk_write_ctl_header failed with error %"PRIu32"!", error);
goto out;
}
Stream_Write_UINT32(s, pdu.result); /* result (4 bytes) */
Stream_SealLength(s);
if ((error = remdesk_virtual_channel_write(context, s)))
WLog_ERR(TAG, "remdesk_virtual_channel_write failed with error %"PRIu32"!", error);
out:
Stream_Free(s, TRUE);
return error;
}
static int remdesk_send_ctl_verify_password_pdu(remdeskPlugin* remdesk)
{
int status;
wStream* s;
int cbExpertBlobW = 0;
WCHAR* expertBlobW = NULL;
REMDESK_CTL_VERIFY_PASSWORD_PDU pdu;
status = remdesk_generate_expert_blob(remdesk);
if (status < 0)
return -1;
pdu.expertBlob = remdesk->ExpertBlob;
status = ConvertToUnicode(CP_UTF8, 0, pdu.expertBlob, -1, &expertBlobW, 0);
if (status <= 0)
return -1;
cbExpertBlobW = status * 2;
remdesk_prepare_ctl_header(&(pdu.ctlHeader), REMDESK_CTL_VERIFY_PASSWORD, cbExpertBlobW);
s = Stream_New(NULL, REMDESK_CHANNEL_CTL_SIZE + pdu.ctlHeader.DataLength);
remdesk_write_ctl_header(s, &(pdu.ctlHeader));
Stream_Write(s, (BYTE*) expertBlobW, cbExpertBlobW);
Stream_SealLength(s);
remdesk_virtual_channel_write(remdesk, s);
free(expertBlobW);
return 1;
}
static int remdesk_send_ctl_version_info_pdu(remdeskPlugin* remdesk)
{
wStream* s;
REMDESK_CTL_VERSION_INFO_PDU pdu;
remdesk_prepare_ctl_header(&(pdu.ctlHeader), REMDESK_CTL_VERSIONINFO, 8);
pdu.versionMajor = 1;
pdu.versionMinor = 2;
s = Stream_New(NULL, REMDESK_CHANNEL_CTL_SIZE + pdu.ctlHeader.DataLength);
remdesk_write_ctl_header(s, &(pdu.ctlHeader));
Stream_Write_UINT32(s, pdu.versionMajor); /* versionMajor (4 bytes) */
Stream_Write_UINT32(s, pdu.versionMinor); /* versionMinor (4 bytes) */
Stream_SealLength(s);
remdesk_virtual_channel_write(remdesk, s);
return 1;
}
static int remdesk_send_ctl_result_pdu(RemdeskServerContext* context, UINT32 result)
{
wStream* s;
REMDESK_CTL_RESULT_PDU pdu;
pdu.result = result;
remdesk_prepare_ctl_header(&(pdu.ctlHeader), REMDESK_CTL_RESULT, 4);
s = Stream_New(NULL, REMDESK_CHANNEL_CTL_SIZE + pdu.ctlHeader.DataLength);
remdesk_write_ctl_header(s, &(pdu.ctlHeader));
Stream_Write_UINT32(s, pdu.result); /* result (4 bytes) */
Stream_SealLength(s);
remdesk_virtual_channel_write(context, s);
Stream_Free(s, TRUE);
return 1;
}
/**
* Function description
*
* @return 0 on success, otherwise a Win32 error code
*/
static UINT remdesk_send_ctl_authenticate_pdu(remdeskPlugin* remdesk)
{
int status;
UINT error;
wStream* s = NULL;
int cbExpertBlobW = 0;
WCHAR* expertBlobW = NULL;
int cbRaConnectionStringW = 0;
WCHAR* raConnectionStringW = NULL;
REMDESK_CTL_AUTHENTICATE_PDU pdu;
if ((error = remdesk_generate_expert_blob(remdesk)))
{
WLog_ERR(TAG, "remdesk_generate_expert_blob failed with error %lu", error);
return error;
}
pdu.expertBlob = remdesk->ExpertBlob;
pdu.raConnectionString = remdesk->settings->RemoteAssistanceRCTicket;
status = ConvertToUnicode(CP_UTF8, 0, pdu.raConnectionString, -1, &raConnectionStringW, 0);
if (status <= 0)
{
WLog_ERR(TAG, "ConvertToUnicode failed!");
return ERROR_INTERNAL_ERROR;
}
cbRaConnectionStringW = status * 2;
status = ConvertToUnicode(CP_UTF8, 0, pdu.expertBlob, -1, &expertBlobW, 0);
if (status <= 0)
{
WLog_ERR(TAG, "ConvertToUnicode failed!");
error = ERROR_INTERNAL_ERROR;
goto out;
}
cbExpertBlobW = status * 2;
remdesk_prepare_ctl_header(&(pdu.ctlHeader), REMDESK_CTL_AUTHENTICATE,
cbRaConnectionStringW + cbExpertBlobW);
s = Stream_New(NULL, REMDESK_CHANNEL_CTL_SIZE + pdu.ctlHeader.DataLength);
if (!s)
{
WLog_ERR(TAG, "Stream_New failed!");
error = CHANNEL_RC_NO_MEMORY;
goto out;
}
remdesk_write_ctl_header(s, &(pdu.ctlHeader));
Stream_Write(s, (BYTE*) raConnectionStringW, cbRaConnectionStringW);
Stream_Write(s, (BYTE*) expertBlobW, cbExpertBlobW);
Stream_SealLength(s);
if ((error = remdesk_virtual_channel_write(remdesk, s)))
WLog_ERR(TAG, "remdesk_virtual_channel_write failed with error %lu!", error);
out:
free(raConnectionStringW);
free(expertBlobW);
if (error != CHANNEL_RC_OK)
Stream_Free(s, TRUE);
return error;
}
