ote_client.h

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/*
 * Copyright (c) 2013-2017, NVIDIA CORPORATION. All rights reserved
 *
 * Permission is hereby granted, free of charge, to any person obtaining
 * a copy of this software and associated documentation files
 * (the "Software"), to deal in the Software without restriction,
 * including without limitation the rights to use, copy, modify, merge,
 * publish, distribute, sublicense, and/or sell copies of the Software,
 * and to permit persons to whom the Software is furnished to do so,
 * subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be
 * included in all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
 * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
 * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */

#ifndef __OTE_CLIENT_H
#define __OTE_CLIENT_H

#include <common/ote_command.h>

#define TLK_DEVICE_BASE_NAME "tlk_device"
#define TE_IOCTL_MAGIC_NUMBER  ('t')

#define TE_IOCTL_OPEN_CLIENT_SESSION \
    _IOWR(TE_IOCTL_MAGIC_NUMBER, 0x10, union te_cmd)
#define TE_IOCTL_CLOSE_CLIENT_SESSION  \
    _IOWR(TE_IOCTL_MAGIC_NUMBER, 0x11, union te_cmd)
#define TE_IOCTL_LAUNCH_OP \
    _IOWR(TE_IOCTL_MAGIC_NUMBER, 0x14, union te_cmd)

/* secure storage ioctl */
#define TE_IOCTL_SS_CMD \
    _IOR(TE_IOCTL_MAGIC_NUMBER, 0x30, int)

#define TE_IOCTL_SS_CMD_GET_NEW_REQ 1
#define TE_IOCTL_SS_CMD_REQ_COMPLETE    2

/* macros to help manage debug output */
#define LIBCA_ERR(args...)      te_fprintf(TE_ERR, args)
#define LIBCA_INFO(args...)     te_fprintf(TE_INFO, args)
#define LIBCA_SECURE(args...)       te_fprintf(TE_SECURE, args)

enum {
    TLK_SMC_REQUEST = 0xFFFF1000,    
    TLK_SMC_GET_MORE = 0xFFFF1001,   
    TLK_SMC_ANSWER = 0xFFFF1002,     
    TLK_SMC_NO_ANSWER = 0xFFFF1003,  
    TLK_SMC_OPEN_SESSION = 0xFFFF1004,
    TLK_SMC_CLOSE_SESSION = 0xFFFF1005,
};

struct te_answer {
    uint32_t result;
    uint32_t session_id;
    uint32_t result_origin;
};


struct ote_opensession {
    te_service_id_t dest_service_id;
    te_operation_t operation;
    cmnptr_t answer;
};

struct ote_closesession {
    uint32_t session_id;
    cmnptr_t answer;
};

struct ote_launchop {
    uint32_t session_id;
    te_operation_t operation;
    cmnptr_t answer;
};

union te_cmd {
    struct ote_opensession opensession;
    struct ote_closesession closesession;
    struct ote_launchop launchop;
};

typedef enum {
    TOS_NONE = 0x0,
    TOS_TRUSTY = 0x1,
    TOS_TLK = 0x2
} tos_type_t;

tos_type_t te_tos_type(void);

#endif