/**
 * FreeRDP: A Remote Desktop Protocol Implementation
 * RPC Fault Handling
 *
 * 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.
 */

#ifdef HAVE_CONFIG_H
#include "config.h"
#endif

#include <freerdp/log.h>

#include "rpc_fault.h"

#define TAG FREERDP_TAG("core.gateway.rpc")

static const RPC_FAULT_CODE RPC_FAULT_CODES[] =
{
	DEFINE_RPC_FAULT_CODE(nca_s_fault_object_not_found)
	DEFINE_RPC_FAULT_CODE(nca_s_fault_cancel)
	DEFINE_RPC_FAULT_CODE(nca_s_fault_addr_error)
	DEFINE_RPC_FAULT_CODE(nca_s_fault_context_mismatch)
	DEFINE_RPC_FAULT_CODE(nca_s_fault_fp_div_zero)
	DEFINE_RPC_FAULT_CODE(nca_s_fault_fp_error)
	DEFINE_RPC_FAULT_CODE(nca_s_fault_fp_overflow)
	DEFINE_RPC_FAULT_CODE(nca_s_fault_fp_underflow)
	DEFINE_RPC_FAULT_CODE(nca_s_fault_ill_inst)
	DEFINE_RPC_FAULT_CODE(nca_s_fault_int_div_by_zero)
	DEFINE_RPC_FAULT_CODE(nca_s_fault_int_overflow)
	DEFINE_RPC_FAULT_CODE(nca_s_fault_invalid_bound)
	DEFINE_RPC_FAULT_CODE(nca_s_fault_invalid_tag)
	DEFINE_RPC_FAULT_CODE(nca_s_fault_pipe_closed)
	DEFINE_RPC_FAULT_CODE(nca_s_fault_pipe_comm_error)
	DEFINE_RPC_FAULT_CODE(nca_s_fault_pipe_discipline)
	DEFINE_RPC_FAULT_CODE(nca_s_fault_pipe_empty)
	DEFINE_RPC_FAULT_CODE(nca_s_fault_pipe_memory)
	DEFINE_RPC_FAULT_CODE(nca_s_fault_pipe_order)
	DEFINE_RPC_FAULT_CODE(nca_s_fault_remote_no_memory)
	DEFINE_RPC_FAULT_CODE(nca_s_fault_user_defined)
	DEFINE_RPC_FAULT_CODE(nca_s_fault_tx_open_failed)
	DEFINE_RPC_FAULT_CODE(nca_s_fault_codeset_conv_error)
	DEFINE_RPC_FAULT_CODE(nca_s_fault_no_client_stub)
	DEFINE_RPC_FAULT_CODE(RPC_S_INVALID_STRING_BINDING)
	DEFINE_RPC_FAULT_CODE(RPC_S_WRONG_KIND_OF_BINDING)
	DEFINE_RPC_FAULT_CODE(RPC_S_INVALID_BINDING)
	DEFINE_RPC_FAULT_CODE(RPC_S_PROTSEQ_NOT_SUPPORTED)
	DEFINE_RPC_FAULT_CODE(RPC_S_INVALID_RPC_PROTSEQ)
	DEFINE_RPC_FAULT_CODE(RPC_S_INVALID_STRING_UUID)
	DEFINE_RPC_FAULT_CODE(RPC_S_INVALID_ENDPOINT_FORMAT)
	DEFINE_RPC_FAULT_CODE(RPC_S_INVALID_NET_ADDR)
	DEFINE_RPC_FAULT_CODE(RPC_S_NO_ENDPOINT_FOUND)
	DEFINE_RPC_FAULT_CODE(RPC_S_INVALID_TIMEOUT)
	DEFINE_RPC_FAULT_CODE(RPC_S_OBJECT_NOT_FOUND)
	DEFINE_RPC_FAULT_CODE(RPC_S_ALREADY_REGISTERED)
	DEFINE_RPC_FAULT_CODE(RPC_S_TYPE_ALREADY_REGISTERED)
	DEFINE_RPC_FAULT_CODE(RPC_S_ALREADY_LISTENING)
	DEFINE_RPC_FAULT_CODE(RPC_S_NO_PROTSEQS_REGISTERED)
	DEFINE_RPC_FAULT_CODE(RPC_S_NOT_LISTENING)
	DEFINE_RPC_FAULT_CODE(RPC_S_UNKNOWN_MGR_TYPE)
	DEFINE_RPC_FAULT_CODE(RPC_S_UNKNOWN_IF)
	DEFINE_RPC_FAULT_CODE(RPC_S_NO_BINDINGS)
	DEFINE_RPC_FAULT_CODE(RPC_S_NO_PROTSEQS)
	DEFINE_RPC_FAULT_CODE(RPC_S_CANT_CREATE_ENDPOINT)
	DEFINE_RPC_FAULT_CODE(RPC_S_OUT_OF_RESOURCES)
	DEFINE_RPC_FAULT_CODE(RPC_S_SERVER_UNAVAILABLE)
	DEFINE_RPC_FAULT_CODE(RPC_S_SERVER_TOO_BUSY)
	DEFINE_RPC_FAULT_CODE(RPC_S_INVALID_NETWORK_OPTIONS)
	DEFINE_RPC_FAULT_CODE(RPC_S_NO_CALL_ACTIVE)
	DEFINE_RPC_FAULT_CODE(RPC_S_CALL_FAILED)
	DEFINE_RPC_FAULT_CODE(RPC_S_CALL_FAILED_DNE)
	DEFINE_RPC_FAULT_CODE(RPC_S_PROTOCOL_ERROR)
	DEFINE_RPC_FAULT_CODE(RPC_S_PROXY_ACCESS_DENIED)
	DEFINE_RPC_FAULT_CODE(RPC_S_UNSUPPORTED_TRANS_SYN)
	DEFINE_RPC_FAULT_CODE(RPC_S_UNSUPPORTED_TYPE)
	DEFINE_RPC_FAULT_CODE(RPC_S_INVALID_TAG)
	DEFINE_RPC_FAULT_CODE(RPC_S_INVALID_BOUND)
	DEFINE_RPC_FAULT_CODE(RPC_S_NO_ENTRY_NAME)
	DEFINE_RPC_FAULT_CODE(RPC_S_INVALID_NAME_SYNTAX)
	DEFINE_RPC_FAULT_CODE(RPC_S_UNSUPPORTED_NAME_SYNTAX)
	DEFINE_RPC_FAULT_CODE(RPC_S_UUID_NO_ADDRESS)
	DEFINE_RPC_FAULT_CODE(RPC_S_DUPLICATE_ENDPOINT)
	DEFINE_RPC_FAULT_CODE(RPC_S_UNKNOWN_AUTHN_TYPE)
	DEFINE_RPC_FAULT_CODE(RPC_S_MAX_CALLS_TOO_SMALL)
	DEFINE_RPC_FAULT_CODE(RPC_S_STRING_TOO_LONG)
	DEFINE_RPC_FAULT_CODE(RPC_S_PROTSEQ_NOT_FOUND)
	DEFINE_RPC_FAULT_CODE(RPC_S_PROCNUM_OUT_OF_RANGE)
	DEFINE_RPC_FAULT_CODE(RPC_S_BINDING_HAS_NO_AUTH)
	DEFINE_RPC_FAULT_CODE(RPC_S_UNKNOWN_AUTHN_SERVICE)
	DEFINE_RPC_FAULT_CODE(RPC_S_UNKNOWN_AUTHN_LEVEL)
	DEFINE_RPC_FAULT_CODE(RPC_S_INVALID_AUTH_IDENTITY)
	DEFINE_RPC_FAULT_CODE(RPC_S_UNKNOWN_AUTHZ_SERVICE)
	DEFINE_RPC_FAULT_CODE(EPT_S_INVALID_ENTRY)
	DEFINE_RPC_FAULT_CODE(EPT_S_CANT_PERFORM_OP)
	DEFINE_RPC_FAULT_CODE(EPT_S_NOT_REGISTERED)
	DEFINE_RPC_FAULT_CODE(RPC_S_NOTHING_TO_EXPORT)
	DEFINE_RPC_FAULT_CODE(RPC_S_INCOMPLETE_NAME)
	DEFINE_RPC_FAULT_CODE(RPC_S_INVALID_VERS_OPTION)
	DEFINE_RPC_FAULT_CODE(RPC_S_NO_MORE_MEMBERS)
	DEFINE_RPC_FAULT_CODE(RPC_S_NOT_ALL_OBJS_UNEXPORTED)
	DEFINE_RPC_FAULT_CODE(RPC_S_INTERFACE_NOT_FOUND)
	DEFINE_RPC_FAULT_CODE(RPC_S_ENTRY_ALREADY_EXISTS)
	DEFINE_RPC_FAULT_CODE(RPC_S_ENTRY_NOT_FOUND)
	DEFINE_RPC_FAULT_CODE(RPC_S_NAME_SERVICE_UNAVAILABLE)
	DEFINE_RPC_FAULT_CODE(RPC_S_INVALID_NAF_ID)
	DEFINE_RPC_FAULT_CODE(RPC_S_CANNOT_SUPPORT)
	DEFINE_RPC_FAULT_CODE(RPC_S_NO_CONTEXT_AVAILABLE)
	DEFINE_RPC_FAULT_CODE(RPC_S_INTERNAL_ERROR)
	DEFINE_RPC_FAULT_CODE(RPC_S_ZERO_DIVIDE)
	DEFINE_RPC_FAULT_CODE(RPC_S_ADDRESS_ERROR)
	DEFINE_RPC_FAULT_CODE(RPC_S_FP_DIV_ZERO)
	DEFINE_RPC_FAULT_CODE(RPC_S_FP_UNDERFLOW)
	DEFINE_RPC_FAULT_CODE(RPC_S_FP_OVERFLOW)
	DEFINE_RPC_FAULT_CODE(RPC_X_NO_MORE_ENTRIES)
	DEFINE_RPC_FAULT_CODE(RPC_X_SS_CHAR_TRANS_OPEN_FAIL)
	DEFINE_RPC_FAULT_CODE(RPC_X_SS_CHAR_TRANS_SHORT_FILE)
	DEFINE_RPC_FAULT_CODE(RPC_X_SS_IN_NULL_CONTEXT)
	DEFINE_RPC_FAULT_CODE(RPC_X_SS_CONTEXT_DAMAGED)
	DEFINE_RPC_FAULT_CODE(RPC_X_SS_HANDLES_MISMATCH)
	DEFINE_RPC_FAULT_CODE(RPC_X_SS_CANNOT_GET_CALL_HANDLE)
	DEFINE_RPC_FAULT_CODE(RPC_X_NULL_REF_POINTER)
	DEFINE_RPC_FAULT_CODE(RPC_X_ENUM_VALUE_OUT_OF_RANGE)
	DEFINE_RPC_FAULT_CODE(RPC_X_BYTE_COUNT_TOO_SMALL)
	DEFINE_RPC_FAULT_CODE(RPC_X_BAD_STUB_DATA)
	DEFINE_RPC_FAULT_CODE(RPC_S_NO_INTERFACES)
	DEFINE_RPC_FAULT_CODE(RPC_S_CALL_CANCELLED)
	DEFINE_RPC_FAULT_CODE(RPC_S_BINDING_INCOMPLETE)
	DEFINE_RPC_FAULT_CODE(RPC_S_COMM_FAILURE)
	DEFINE_RPC_FAULT_CODE(RPC_S_UNSUPPORTED_AUTHN_LEVEL)
	DEFINE_RPC_FAULT_CODE(RPC_S_NO_PRINC_NAME)
	DEFINE_RPC_FAULT_CODE(RPC_S_NOT_RPC_ERROR)
	DEFINE_RPC_FAULT_CODE(RPC_S_UUID_LOCAL_ONLY)
	DEFINE_RPC_FAULT_CODE(RPC_S_SEC_PKG_ERROR)
	DEFINE_RPC_FAULT_CODE(RPC_S_NOT_CANCELLED)
	DEFINE_RPC_FAULT_CODE(RPC_X_INVALID_ES_ACTION)
	DEFINE_RPC_FAULT_CODE(RPC_X_WRONG_ES_VERSION)
	DEFINE_RPC_FAULT_CODE(RPC_X_WRONG_STUB_VERSION)
	DEFINE_RPC_FAULT_CODE(RPC_X_INVALID_PIPE_OBJECT)
	DEFINE_RPC_FAULT_CODE(RPC_X_WRONG_PIPE_ORDER)
	DEFINE_RPC_FAULT_CODE(RPC_X_WRONG_PIPE_VERSION)
	DEFINE_RPC_FAULT_CODE(RPC_S_COOKIE_AUTH_FAILED)
	DEFINE_RPC_FAULT_CODE(RPC_S_GROUP_MEMBER_NOT_FOUND)
	DEFINE_RPC_FAULT_CODE(EPT_S_CANT_CREATE)
	DEFINE_RPC_FAULT_CODE(RPC_S_INVALID_OBJECT)
	{
		0, NULL
	}
};

static const RPC_FAULT_CODE RPC_TSG_FAULT_CODES[] =
{
	DEFINE_RPC_FAULT_CODE(RPC_S_OK)
	DEFINE_RPC_FAULT_CODE(RPC_S_INVALID_ARG)
	DEFINE_RPC_FAULT_CODE(RPC_S_OUT_OF_MEMORY)
	DEFINE_RPC_FAULT_CODE(RPC_S_OUT_OF_THREADS)
	DEFINE_RPC_FAULT_CODE(RPC_S_INVALID_LEVEL)
	DEFINE_RPC_FAULT_CODE(RPC_S_BUFFER_TOO_SMALL)
	DEFINE_RPC_FAULT_CODE(RPC_S_INVALID_SECURITY_DESC)
	DEFINE_RPC_FAULT_CODE(RPC_S_ACCESS_DENIED)
	DEFINE_RPC_FAULT_CODE(RPC_S_SERVER_OUT_OF_MEMORY)
	DEFINE_RPC_FAULT_CODE(RPC_S_ASYNC_CALL_PENDING)
	DEFINE_RPC_FAULT_CODE(RPC_S_UNKNOWN_PRINCIPAL)
	DEFINE_RPC_FAULT_CODE(RPC_S_TIMEOUT)
	DEFINE_RPC_FAULT_CODE(RPC_X_NO_MEMORY)
	DEFINE_RPC_FAULT_CODE(RPC_X_INVALID_BOUND)
	DEFINE_RPC_FAULT_CODE(RPC_X_INVALID_TAG)
	DEFINE_RPC_FAULT_CODE(RPC_X_ENUM_VALUE_TOO_LARGE)
	DEFINE_RPC_FAULT_CODE(RPC_X_SS_CONTEXT_MISMATCH)
	DEFINE_RPC_FAULT_CODE(RPC_X_INVALID_BUFFER)
	DEFINE_RPC_FAULT_CODE(RPC_X_PIPE_APP_MEMORY)
	DEFINE_RPC_FAULT_CODE(RPC_X_INVALID_PIPE_OPERATION)
	DEFINE_RPC_FAULT_CODE(ERROR_ONLY_IF_CONNECTED)
	DEFINE_RPC_FAULT_CODE(ERROR_GRACEFUL_DISCONNECT)
	DEFINE_RPC_FAULT_CODE(ERROR_OPERATION_ABORTED)
	DEFINE_RPC_FAULT_CODE(ERROR_BAD_ARGUMENTS)
	DEFINE_RPC_FAULT_CODE(E_PROXY_INTERNALERROR)
	DEFINE_RPC_FAULT_CODE(E_PROXY_RAP_ACCESSDENIED)
	DEFINE_RPC_FAULT_CODE(E_PROXY_NAP_ACCESSDENIED)
	DEFINE_RPC_FAULT_CODE(E_PROXY_TS_CONNECTFAILED)
	DEFINE_RPC_FAULT_CODE(E_PROXY_ALREADYDISCONNECTED)
	DEFINE_RPC_FAULT_CODE(E_PROXY_QUARANTINE_ACCESSDENIED)
	DEFINE_RPC_FAULT_CODE(E_PROXY_NOCERTAVAILABLE)
	DEFINE_RPC_FAULT_CODE(E_PROXY_COOKIE_BADPACKET)
	DEFINE_RPC_FAULT_CODE(E_PROXY_COOKIE_AUTHENTICATION_ACCESS_DENIED)
	DEFINE_RPC_FAULT_CODE(E_PROXY_UNSUPPORTED_AUTHENTICATION_METHOD)
	DEFINE_RPC_FAULT_CODE(E_PROXY_CAPABILITYMISMATCH)
	DEFINE_RPC_FAULT_CODE(HRESULT_CODE(E_PROXY_NOTSUPPORTED))
	DEFINE_RPC_FAULT_CODE(HRESULT_CODE(E_PROXY_TS_CONNECTFAILED))
	DEFINE_RPC_FAULT_CODE(HRESULT_CODE(E_PROXY_MAXCONNECTIONSREACHED))
	DEFINE_RPC_FAULT_CODE(HRESULT_CODE(E_PROXY_INTERNALERROR))
	DEFINE_RPC_FAULT_CODE(HRESULT_CODE(E_PROXY_SESSIONTIMEOUT))
	DEFINE_RPC_FAULT_CODE(HRESULT_CODE(E_PROXY_REAUTH_AUTHN_FAILED))
	DEFINE_RPC_FAULT_CODE(HRESULT_CODE(E_PROXY_REAUTH_CAP_FAILED))
	DEFINE_RPC_FAULT_CODE(HRESULT_CODE(E_PROXY_REAUTH_RAP_FAILED))
	DEFINE_RPC_FAULT_CODE(HRESULT_CODE(E_PROXY_SDR_NOT_SUPPORTED_BY_TS))
	DEFINE_RPC_FAULT_CODE(HRESULT_CODE(E_PROXY_REAUTH_NAP_FAILED))
	DEFINE_RPC_FAULT_CODE(HRESULT_CODE(E_PROXY_CONNECTIONABORTED))
	DEFINE_RPC_FAULT_CODE(HRESULT_CODE(E_PROXY_NOCERTAVAILABLE))
	DEFINE_RPC_FAULT_CODE(__HRESULT_FROM_WIN32(RPC_S_CALL_CANCELLED))
	{
		0, NULL
	}
};

/**
 * [MS-RPCE] 3.1.1.5.5 Returning Win32 Error Values:
 * http://msdn.microsoft.com/en-us/library/ee442005/
 */

static UINT32 rpc_map_status_code_to_win32_error_code(UINT32 code)
{
	switch (code)
	{
		case nca_s_comm_failure:
			return RPC_S_COMM_FAILURE;

		case nca_s_op_rng_error:
			return RPC_S_PROCNUM_OUT_OF_RANGE;

		case nca_s_unk_if:
			return RPC_S_UNKNOWN_IF;

		case nca_s_wrong_boot_time:
			return nca_s_wrong_boot_time;

		case nca_s_you_crashed:
			return RPC_S_CALL_FAILED;

		case nca_s_proto_error:
			return RPC_S_PROTOCOL_ERROR;

		case nca_s_out_args_too_big:
			return RPC_S_SERVER_OUT_OF_MEMORY;

		case nca_s_server_too_busy:
			return RPC_S_SERVER_TOO_BUSY;

		case nca_s_unsupported_type:
			return RPC_S_UNSUPPORTED_TYPE;

		case nca_s_fault_int_div_by_zero:
			return RPC_S_ZERO_DIVIDE;

		case nca_s_fault_addr_error:
			return RPC_S_ADDRESS_ERROR;

		case nca_s_fault_fp_div_zero:
			return RPC_S_FP_DIV_ZERO;

		case nca_s_fault_fp_underflow:
			return RPC_S_FP_UNDERFLOW;

		case nca_s_fault_fp_overflow:
			return RPC_S_FP_OVERFLOW;

		case nca_s_fault_invalid_tag:
			return RPC_S_INVALID_TAG;

		case nca_s_fault_invalid_bound:
			return RPC_S_INVALID_BOUND;

		case nca_s_rpc_version_mismatch:
			return RPC_S_PROTOCOL_ERROR;

		case nca_s_unspec_reject:
			return RPC_S_CALL_FAILED;

		case nca_s_bad_actid:
			return RPC_S_CALL_FAILED_DNE;

		case nca_s_who_are_you_failed:
			return RPC_S_CALL_FAILED;

		case nca_s_manager_not_entered:
			return RPC_S_CALL_FAILED_DNE;

		case nca_s_fault_cancel:
			return RPC_S_CALL_CANCELLED;

		case nca_s_fault_ill_inst:
			return RPC_S_ADDRESS_ERROR;

		case nca_s_fault_fp_error:
			return RPC_S_FP_OVERFLOW;

		case nca_s_fault_int_overflow:
			return RPC_S_ADDRESS_ERROR;

		case nca_s_fault_unspec:
			return RPC_S_CALL_FAILED;

		case nca_s_fault_remote_comm_failure:
			return nca_s_fault_remote_comm_failure;

		case nca_s_fault_pipe_empty:
			return RPC_X_PIPE_EMPTY;

		case nca_s_fault_pipe_closed:
			return RPC_X_PIPE_CLOSED;

		case nca_s_fault_pipe_order:
			return RPC_X_WRONG_PIPE_ORDER;

		case nca_s_fault_pipe_discipline:
			return RPC_X_PIPE_DISCIPLINE_ERROR;

		case nca_s_fault_pipe_comm_error:
			return RPC_S_COMM_FAILURE;

		case nca_s_fault_pipe_memory:
			return RPC_S_OUT_OF_MEMORY;

		case nca_s_fault_context_mismatch:
			return RPC_X_SS_CONTEXT_MISMATCH;

		case nca_s_fault_remote_no_memory:
			return RPC_S_SERVER_OUT_OF_MEMORY;

		case nca_s_invalid_pres_context_id:
			return RPC_S_PROTOCOL_ERROR;

		case nca_s_unsupported_authn_level:
			return RPC_S_UNSUPPORTED_AUTHN_LEVEL;

		case nca_s_invalid_checksum:
			return RPC_S_CALL_FAILED_DNE;

		case nca_s_invalid_crc:
			return RPC_S_CALL_FAILED_DNE;

		case nca_s_fault_user_defined:
			return nca_s_fault_user_defined;

		case nca_s_fault_tx_open_failed:
			return nca_s_fault_tx_open_failed;

		case nca_s_fault_codeset_conv_error:
			return nca_s_fault_codeset_conv_error;

		case nca_s_fault_object_not_found:
			return nca_s_fault_object_not_found;

		case nca_s_fault_no_client_stub:
			return nca_s_fault_no_client_stub;
	}

	return code;
}

int rpc_recv_fault_pdu(rpcconn_hdr_t* header)
{
	int index;
	UINT32 code;
	WLog_ERR(TAG,  "RPC Fault PDU:");
	code = rpc_map_status_code_to_win32_error_code(header->fault.status);

	for (index = 0; RPC_FAULT_CODES[index].name != NULL; index++)
	{
		if (RPC_FAULT_CODES[index].code == code)
		{
			WLog_ERR(TAG,  "status: %s (0x%08"PRIX32")", RPC_FAULT_CODES[index].name, code);
			return 0;
		}
	}

	for (index = 0; RPC_TSG_FAULT_CODES[index].name != NULL; index++)
	{
		if (RPC_TSG_FAULT_CODES[index].code == code)
		{
			WLog_ERR(TAG,  "status: %s (0x%08"PRIX32")", RPC_TSG_FAULT_CODES[index].name, code);
			return 0;
		}
	}

	WLog_ERR(TAG,  "status: %s (0x%08"PRIX32")", "UNKNOWN", code);
	return 0;
}