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/**
* Copyright(c) 2011 Trusted Logic. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* * Neither the name Trusted Logic nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef __SCHANNEL6_PROTOCOL_H__
#define __SCHANNEL6_PROTOCOL_H__
#include "s_type.h"
/**
* This header file defines some structures needed for the secure channel
* protocol. See your Product Reference Manual for a specification of the
* SChannel protocol.
*/
// jroux to do : remove
#undef SMC_PROTOCOL_VERSION
#define SMC_PROTOCOL_VERSION 0x06000000
/**
* Time representation.
*/
typedef uint64_t SCTIME;
#define SCTIME_IMMEDIATE ((uint64_t) 0x0000000000000000ULL)
#define SCTIME_INFINITE ((uint64_t) 0xFFFFFFFFFFFFFFFFULL)
/*
* Message types
*/
#define SCX_CREATE_DEVICE_CONTEXT 0x02
#define SCX_DESTROY_DEVICE_CONTEXT 0xFD
#define SCX_REGISTER_SHARED_MEMORY 0xF7
#define SCX_RELEASE_SHARED_MEMORY 0xF9
#define SCX_OPEN_CLIENT_SESSION 0xF0
#define SCX_CLOSE_CLIENT_SESSION 0xF2
#define SCX_INVOKE_CLIENT_COMMAND 0xF5
#define SCX_CANCEL_CLIENT_OPERATION 0xF4
#define SCX_MANAGEMENT 0xFE
/*
* Shared mem flags
*/
#define SCX_SHARED_MEM_FLAG_INPUT 1
#define SCX_SHARED_MEM_FLAG_OUTPUT 2
#define SCX_SHARED_MEM_FLAG_INOUT 3
/*
* Parameter types
*/
#define SCX_PARAM_TYPE_NONE 0x0
#define SCX_PARAM_TYPE_VALUE_INPUT 0x1
#define SCX_PARAM_TYPE_VALUE_OUTPUT 0x2
#define SCX_PARAM_TYPE_VALUE_INOUT 0x3
#define SCX_PARAM_TYPE_MEMREF_TEMP_INPUT 0x5
#define SCX_PARAM_TYPE_MEMREF_TEMP_OUTPUT 0x6
#define SCX_PARAM_TYPE_MEMREF_TEMP_INOUT 0x7
#define SCX_PARAM_TYPE_MEMREF_INPUT 0xD
#define SCX_PARAM_TYPE_MEMREF_OUTPUT 0xE
#define SCX_PARAM_TYPE_MEMREF_INOUT 0xF
#define SCX_PARAM_TYPE_INPUT_FLAG 0x1
#define SCX_PARAM_TYPE_OUTPUT_FLAG 0x2
#define SCX_PARAM_TYPE_MEMREF_FLAG 0x4
#define SCX_PARAM_TYPE_REGISTERED_MEMREF_FLAG 0x8
#define SCX_PARAM_TYPE_IS_TMPREF(nParamType) (((nParamType) & (SCX_PARAM_TYPE_MEMREF_FLAG | SCX_PARAM_TYPE_REGISTERED_MEMREF_FLAG)) == SCX_PARAM_TYPE_MEMREF_FLAG)
#define SCX_MAKE_PARAM_TYPES(t0, t1, t2, t3) ((t0) | ((t1) << 4) | ((t2) << 8) | ((t3) << 12))
#define SCX_GET_PARAM_TYPE(t, i) (((t) >> (4*i)) & 0xF)
/*
* return origins
*/
#define SCX_ORIGIN_COMMS 2
#define SCX_ORIGIN_TEE 3
#define SCX_ORIGIN_TRUSTED_APP 4
/*
* Login types
*/
#include "schannel6_logins.h"
/**
* Command parameters.
*/
typedef struct
{
uint32_t a;
uint32_t b;
}SCHANNEL6_COMMAND_PARAM_VALUE;
typedef struct
{
uint32_t nDescriptor;
uint32_t nSize;
uint32_t nOffset; /* Socket: 4 weak bits of the address (for alignement checks) */
}SCHANNEL6_COMMAND_PARAM_TEMP_MEMREF;
typedef struct
{
S_HANDLE hBlock;
uint32_t nSize;
uint32_t nOffset;
}SCHANNEL6_COMMAND_PARAM_MEMREF;
typedef union
{
SCHANNEL6_COMMAND_PARAM_VALUE sValue;
SCHANNEL6_COMMAND_PARAM_TEMP_MEMREF sTempMemref;
SCHANNEL6_COMMAND_PARAM_MEMREF sMemref;
} SCHANNEL6_COMMAND_PARAM;
typedef struct
{
uint32_t a;
uint32_t b;
} SCHANNEL6_ANSWER_PARAM_VALUE;
typedef struct
{
uint32_t _ignored;
uint32_t nSize;
} SCHANNEL6_ANSWER_PARAM_SIZE;
typedef union
{
SCHANNEL6_ANSWER_PARAM_SIZE sSize;
SCHANNEL6_ANSWER_PARAM_VALUE sValue;
} SCHANNEL6_ANSWER_PARAM;
/**
* Command messages.
*/
typedef struct
{
uint8_t nMessageSize;
uint8_t nMessageType;
uint16_t nMessageInfo;
uint32_t nOperationID; /* an opaque Normal World identifier for the operation */
}SCHANNEL6_COMMAND_HEADER;
typedef struct
{
uint8_t nMessageSize;
uint8_t nMessageType;
uint16_t nMessageInfo_RFU;
uint32_t nOperationID; /* an opaque Normal World identifier for the operation */
uint32_t nDeviceContextID; /* an opaque Normal World identifier for the device context */
}SCHANNEL6_CREATE_DEVICE_CONTEXT_COMMAND;
typedef struct
{
uint8_t nMessageSize;
uint8_t nMessageType;
uint16_t nParamTypes;
uint32_t nOperationID; /* an opaque Normal World identifier for the operation */
S_HANDLE hDeviceContext;
S_HANDLE hClientSession;
uint64_t sTimeout;
uint32_t nCancellationID;
uint32_t nClientCommandIdentifier;
SCHANNEL6_COMMAND_PARAM sParams[4];
}SCHANNEL6_INVOKE_CLIENT_COMMAND_COMMAND;
typedef struct
{
uint8_t nMessageSize;
uint8_t nMessageType;
uint16_t nParamTypes;
uint32_t nOperationID; /* an opaque Normal World identifier for the operation */
S_HANDLE hDeviceContext;
uint32_t nCancellationID;
SCTIME sTimeout;
S_UUID sDestinationUUID;
SCHANNEL6_COMMAND_PARAM sParams[4];
uint32_t nLoginType;
uint8_t sLoginData[20]; /* Size depends on the login type. */
}SCHANNEL6_OPEN_CLIENT_SESSION_COMMAND;
typedef struct
{
uint8_t nMessageSize;
uint8_t nMessageType;
uint16_t nMemoryFlags;
uint32_t nOperationID; /* an opaque Normal World identifier for the operation */
S_HANDLE hDeviceContext;
uint32_t nBlockID;
uint32_t nSharedMemSize;
uint32_t nSharedMemStartOffset;
uint32_t nSharedMemDescriptors[8];
}SCHANNEL6_REGISTER_SHARED_MEMORY_COMMAND;
typedef struct
{
uint8_t nMessageSize;
uint8_t nMessageType;
uint16_t nMessageInfo_RFU;
uint32_t nOperationID; /* an opaque Normal World identifier for the operation */
S_HANDLE hDeviceContext;
S_HANDLE hBlock;
}SCHANNEL6_RELEASE_SHARED_MEMORY_COMMAND;
typedef struct
{
uint8_t nMessageSize;
uint8_t nMessageType;
uint16_t nMessageInfo_RFU;
uint32_t nOperationID; /* an opaque Normal World identifier for the operation */
S_HANDLE hDeviceContext;
S_HANDLE hClientSession;
uint32_t nCancellationID;
}SCHANNEL6_CANCEL_CLIENT_OPERATION_COMMAND;
typedef struct
{
uint8_t nMessageSize;
uint8_t nMessageType;
uint16_t nMessageInfo_RFU;
uint32_t nOperationID; /* an opaque Normal World identifier for the operation */
S_HANDLE hDeviceContext;
S_HANDLE hClientSession;
}SCHANNEL6_CLOSE_CLIENT_SESSION_COMMAND;
typedef struct
{
uint8_t nMessageSize;
uint8_t nMessageType;
uint16_t nMessageInfo_RFU;
uint32_t nOperationID; /* an opaque Normal World identifier for the operation */
S_HANDLE hDeviceContext;
}SCHANNEL6_DESTROY_DEVICE_CONTEXT_COMMAND;
#define SCHANNEL6_MANAGEMENT_COMMAND_HIBERNATE 1
#define SCHANNEL6_MANAGEMENT_COMMAND_SHUTDOWN 2
#define SCHANNEL6_MANAGEMENT_COMMAND_PREPARE_FOR_CORE_OFF 3
#define SCHANNEL6_MANAGEMENT_COMMAND_RESUME_FROM_CORE_OFF 4
typedef struct
{
uint8_t nMessageSize;
uint8_t nMessageType;
uint16_t nCommand;
uint32_t nOperationID; /* an opaque Normal World identifier for the operation */
uint32_t nW3BSize;
uint32_t nW3BStartOffset;
#ifdef SCHANNEL_TRUSTZONE
uint32_t nSharedMemDescriptors[128];
#endif
}SCHANNEL6_MANAGEMENT_COMMAND;
typedef union
{
SCHANNEL6_COMMAND_HEADER sHeader;
SCHANNEL6_CREATE_DEVICE_CONTEXT_COMMAND sCreateDeviceContext;
SCHANNEL6_DESTROY_DEVICE_CONTEXT_COMMAND sDestroyDeviceContext;
SCHANNEL6_OPEN_CLIENT_SESSION_COMMAND sOpenClientSession;
SCHANNEL6_CLOSE_CLIENT_SESSION_COMMAND sCloseClientSession;
SCHANNEL6_REGISTER_SHARED_MEMORY_COMMAND sRegisterSharedMemory;
SCHANNEL6_RELEASE_SHARED_MEMORY_COMMAND sReleaseSharedMemory;
SCHANNEL6_INVOKE_CLIENT_COMMAND_COMMAND sInvokeClientCommand;
SCHANNEL6_CANCEL_CLIENT_OPERATION_COMMAND sCancelClientOperation;
SCHANNEL6_MANAGEMENT_COMMAND sManagement;
}SCHANNEL6_COMMAND;
/**
* Answer messages.
*/
typedef struct
{
uint8_t nMessageSize;
uint8_t nMessageType;
uint16_t nMessageInfo;
uint32_t nOperationID;
uint32_t nErrorCode;
}SCHANNEL6_ANSWER_HEADER;
typedef struct
{
uint8_t nMessageSize;
uint8_t nMessageType;
uint16_t nMessageInfo_RFU;
uint32_t nOperationID;
uint32_t nErrorCode;
S_HANDLE hDeviceContext;
}SCHANNEL6_CREATE_DEVICE_CONTEXT_ANSWER;
typedef struct
{
uint8_t nMessageSize;
uint8_t nMessageType;
uint8_t nReturnOrigin;
uint8_t __nReserved;
uint32_t nOperationID;
uint32_t nErrorCode;
SCHANNEL6_ANSWER_PARAM sAnswers[4];
}SCHANNEL6_INVOKE_CLIENT_COMMAND_ANSWER;
typedef struct
{
uint8_t nMessageSize;
uint8_t nMessageType;
uint8_t nReturnOrigin;
uint8_t __nReserved;
uint32_t nOperationID;
uint32_t nErrorCode;
S_HANDLE hClientSession;
SCHANNEL6_ANSWER_PARAM sAnswers[4];
}SCHANNEL6_OPEN_CLIENT_SESSION_ANSWER;
typedef struct
{
uint8_t nMessageSize;
uint8_t nMessageType;
uint16_t nMessageInfo_RFU;
uint32_t nOperationID;
uint32_t nErrorCode;
}SCHANNEL6_CLOSE_CLIENT_SESSION_ANSWER;
typedef struct
{
uint8_t nMessageSize;
uint8_t nMessageType;
uint16_t nMessageInfo_RFU;
uint32_t nOperationID;
uint32_t nErrorCode;
S_HANDLE hBlock;
}SCHANNEL6_REGISTER_SHARED_MEMORY_ANSWER;
typedef struct
{
uint8_t nMessageSize;
uint8_t nMessageType;
uint16_t nMessageInfo_RFU;
uint32_t nOperationID;
uint32_t nErrorCode;
uint32_t nBlockID;
}SCHANNEL6_RELEASE_SHARED_MEMORY_ANSWER;
typedef struct
{
uint8_t nMessageSize;
uint8_t nMessageType;
uint16_t nMessageInfo_RFU;
uint32_t nOperationID;
uint32_t nErrorCode;
uint32_t nDeviceContextID;
}SCHANNEL6_DESTROY_DEVICE_CONTEXT_ANSWER;
typedef struct
{
uint8_t nMessageSize;
uint8_t nMessageType;
uint16_t nMessageInfo_RFU;
uint32_t nOperationID;
uint32_t nErrorCode;
}SCHANNEL6_CANCEL_CLIENT_OPERATION_ANSWER;
typedef struct
{
uint8_t nMessageSize;
uint8_t nMessageType;
uint16_t nMessageInfo_RFU;
uint32_t nOperationID;
uint32_t nErrorCode;
}SCHANNEL6_MANAGEMENT_ANSWER;
typedef union
{
SCHANNEL6_ANSWER_HEADER sHeader;
SCHANNEL6_CREATE_DEVICE_CONTEXT_ANSWER sCreateDeviceContext;
SCHANNEL6_OPEN_CLIENT_SESSION_ANSWER sOpenClientSession;
SCHANNEL6_REGISTER_SHARED_MEMORY_ANSWER sRegisterSharedMemory;
SCHANNEL6_RELEASE_SHARED_MEMORY_ANSWER sReleaseSharedMemory;
SCHANNEL6_INVOKE_CLIENT_COMMAND_ANSWER sInvokeClientCommand;
SCHANNEL6_DESTROY_DEVICE_CONTEXT_ANSWER sDestroyDeviceContext;
SCHANNEL6_CANCEL_CLIENT_OPERATION_ANSWER sCancelClientOperation;
SCHANNEL6_CLOSE_CLIENT_SESSION_ANSWER sCloseClientSession;
SCHANNEL6_MANAGEMENT_ANSWER sManagement;
}SCHANNEL6_ANSWER;
#endif /* __SCHANNEL6_PROTOCOL_H__ */
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