hal/os/linux/kernel/gc_hal_kernel_security_channel_emulator.c

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*    Copyright (C) 2014 - 2020 Vivante Corporation
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#include "gc_hal_kernel_linux.h"

#define _GC_OBJ_ZONE gcvZONE_OS

#if gcdENABLE_TRUST_APPLICATION

gceSTATUS
gckOS_OpenSecurityChannel(
    IN gckOS Os,
    IN gceCORE Core,
    OUT gctUINT32 *Channel
    )
{
    *Channel = Core + 1;
    return gcvSTATUS_OK;
}

gceSTATUS
gckOS_InitSecurityChannel(
    OUT gctUINT32 Channel
    )
{
    return gcvSTATUS_OK;
}

gceSTATUS
gckOS_CloseSecurityChannel(
    IN gctUINT32 Channel
    )
{
    return gcvSTATUS_OK;
}

extern gceSTATUS
TAEmulator (
    gceCORE,
    void *
    );

gceSTATUS
gckOS_CallSecurityService(
    IN gctUINT32 Channel,
    IN gcsTA_INTERFACE *Interface
    )
{
    gceCORE core;
    gceSTATUS status;
    gcmkHEADER();
    gcmkVERIFY_ARGUMENT(Channel != 0);

    core = (gceCORE)(Channel - 1);

    TAEmulator(core, Interface);

    status = Interface->result;

    gcmkFOOTER();
    return status;
}

#endif