diff options
Diffstat (limited to 'libfreerdp/core/gateway/rts.h')
| -rw-r--r-- | libfreerdp/core/gateway/rts.h | 123 |
1 files changed, 123 insertions, 0 deletions
diff --git a/libfreerdp/core/gateway/rts.h b/libfreerdp/core/gateway/rts.h new file mode 100644 index 0000000..40535cb --- /dev/null +++ b/libfreerdp/core/gateway/rts.h @@ -0,0 +1,123 @@ +/** + * FreeRDP: A Remote Desktop Protocol Implementation + * Request To Send (RTS) PDUs + * + * Copyright 2012 Marc-Andre Moreau <marcandre.moreau@gmail.com> + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#ifndef FREERDP_LIB_CORE_GATEWAY_RTS_H +#define FREERDP_LIB_CORE_GATEWAY_RTS_H + +#include <freerdp/config.h> + +#include <winpr/stream.h> + +#include <freerdp/api.h> +#include <freerdp/types.h> +#include <freerdp/log.h> + +#include "rpc.h" + +#define RTS_FLAG_NONE 0x0000 +#define RTS_FLAG_PING 0x0001 +#define RTS_FLAG_OTHER_CMD 0x0002 +#define RTS_FLAG_RECYCLE_CHANNEL 0x0004 +#define RTS_FLAG_IN_CHANNEL 0x0008 +#define RTS_FLAG_OUT_CHANNEL 0x0010 +#define RTS_FLAG_EOF 0x0020 +#define RTS_FLAG_ECHO 0x0040 + +#define RTS_CMD_RECEIVE_WINDOW_SIZE 0x00000000 +#define RTS_CMD_FLOW_CONTROL_ACK 0x00000001 +#define RTS_CMD_CONNECTION_TIMEOUT 0x00000002 +#define RTS_CMD_COOKIE 0x00000003 +#define RTS_CMD_CHANNEL_LIFETIME 0x00000004 +#define RTS_CMD_CLIENT_KEEPALIVE 0x00000005 +#define RTS_CMD_VERSION 0x00000006 +#define RTS_CMD_EMPTY 0x00000007 +#define RTS_CMD_PADDING 0x00000008 +#define RTS_CMD_NEGATIVE_ANCE 0x00000009 +#define RTS_CMD_ANCE 0x0000000A +#define RTS_CMD_CLIENT_ADDRESS 0x0000000B +#define RTS_CMD_ASSOCIATION_GROUP_ID 0x0000000C +#define RTS_CMD_DESTINATION 0x0000000D +#define RTS_CMD_PING_TRAFFIC_SENT_NOTIFY 0x0000000E +#define RTS_CMD_LAST_ID 0x0000000F + +#define RTS_CMD_RECEIVE_WINDOW_SIZE_LENGTH 0x00000004 +#define RTS_CMD_FLOW_CONTROL_ACK_LENGTH 0x00000018 +#define RTS_CMD_CONNECTION_TIMEOUT_LENGTH 0x00000004 +#define RTS_CMD_COOKIE_LENGTH 0x00000010 +#define RTS_CMD_CHANNEL_LIFETIME_LENGTH 0x00000004 +#define RTS_CMD_CLIENT_KEEPALIVE_LENGTH 0x00000004 +#define RTS_CMD_VERSION_LENGTH 0x00000004 +#define RTS_CMD_EMPTY_LENGTH 0x00000000 +#define RTS_CMD_PADDING_LENGTH 0x00000000 /* variable-size */ +#define RTS_CMD_NEGATIVE_ANCE_LENGTH 0x00000000 +#define RTS_CMD_ANCE_LENGTH 0x00000000 +#define RTS_CMD_CLIENT_ADDRESS_LENGTH 0x00000000 /* variable-size */ +#define RTS_CMD_ASSOCIATION_GROUP_ID_LENGTH 0x00000010 +#define RTS_CMD_DESTINATION_LENGTH 0x00000004 +#define RTS_CMD_PING_TRAFFIC_SENT_NOTIFY_LENGTH 0x00000004 + +#define FDClient 0x00000000 +#define FDInProxy 0x00000001 +#define FDServer 0x00000002 +#define FDOutProxy 0x00000003 + +FREERDP_LOCAL void rts_generate_cookie(BYTE* cookie); + +FREERDP_LOCAL BOOL rts_write_pdu_auth3(wStream* s, const rpcconn_rpc_auth_3_hdr_t* auth); +FREERDP_LOCAL BOOL rts_write_pdu_bind(wStream* s, const rpcconn_bind_hdr_t* bind); + +FREERDP_LOCAL BOOL rts_read_pdu_header(wStream* s, rpcconn_hdr_t* header); +FREERDP_LOCAL BOOL rts_read_pdu_header_ex(wStream* s, rpcconn_hdr_t* header, BOOL silent); +FREERDP_LOCAL void rts_free_pdu_header(rpcconn_hdr_t* header, BOOL allocated); + +FREERDP_LOCAL BOOL rts_read_common_pdu_header(wStream* s, rpcconn_common_hdr_t* header, + BOOL ignoreErrors); + +FREERDP_LOCAL BOOL rts_command_length(UINT32 CommandType, wStream* s, size_t* length, BOOL silent); + +FREERDP_LOCAL BOOL rts_send_CONN_A1_pdu(rdpRpc* rpc); +FREERDP_LOCAL BOOL rts_recv_CONN_A3_pdu(rdpRpc* rpc, wStream* buffer); + +FREERDP_LOCAL BOOL rts_send_CONN_B1_pdu(rdpRpc* rpc); + +FREERDP_LOCAL BOOL rts_recv_CONN_C2_pdu(rdpRpc* rpc, wStream* buffer); + +FREERDP_LOCAL BOOL rts_send_OUT_R1_A3_pdu(rdpRpc* rpc); + +FREERDP_LOCAL BOOL rts_send_flow_control_ack_pdu(rdpRpc* rpc); + +FREERDP_LOCAL BOOL rts_recv_out_of_sequence_pdu(rdpRpc* rpc, wStream* buffer, + const rpcconn_hdr_t* header); + +FREERDP_LOCAL BOOL rts_recv_ping_pdu(rdpRpc* rpc, wStream* s); + +#define Stream_ConditionalCheckAndLogRequiredLength(tag, s, size, silent) \ + rts_conditional_check_and_log(tag, s, size, silent, __func__, __FILE__, __LINE__) + +FREERDP_LOCAL BOOL rts_conditional_check_and_log(const char* tag, wStream* s, size_t size, + BOOL silent, const char* fkt, const char* file, + size_t line); + +#define Stream_ConditionalSafeSeek(s, size, silent) \ + rts_conditional_safe_seek(s, size, silent, __func__, __FILE__, __LINE__) + +FREERDP_LOCAL BOOL rts_conditional_safe_seek(wStream* s, size_t size, BOOL silent, const char* fkt, + const char* file, size_t line); + +#endif /* FREERDP_LIB_CORE_GATEWAY_RTS_H */ |