test/integration/entity-util.c

//**********************************************************************;
// Copyright (c) 2015, Intel Corporation
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
//
// 2. 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.
//
// 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 HOLDER 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
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//**********************************************************************;

#include "tss2_tpm2_types.h"
#include "sysapi_util.h"
#include "sapi-util.h"
#include "session-util.h"

static ENTITY *entities = NULL;

int
AddEntity(TPM2_HANDLE handle, TPM2B_AUTH *auth)
{
    ENTITY *e;

    HASH_FIND_INT(entities, &handle, e);

    if (!e) {
        e = calloc(1, sizeof(*e));
        if (!e)
            return -1;

        e->entityHandle = handle;
        HASH_ADD_INT(entities, entityHandle, e);
    }
    CopySizedByteBuffer((TPM2B *)&e->entityAuth, (TPM2B *)auth);
    return 0;
}

void
DeleteEntity(TPM2_HANDLE handle)
{
    ENTITY *e;

    HASH_FIND_INT(entities, &handle, e);
    if (!e)
        return;

    HASH_DEL(entities, e);
    free(e);
}

int
GetEntityAuth(TPM2_HANDLE handle, TPM2B_AUTH *auth)
{
    ENTITY *e;

    HASH_FIND_INT(entities, &handle, e);
    if (!e)
        return -1;

    CopySizedByteBuffer((TPM2B *)auth, (TPM2B *)&e->entityAuth);
    return 0;
}

ENTITY *
GetEntity(TPM2_HANDLE handle)
{
    ENTITY *e;

    HASH_FIND_INT(entities, &handle, e);
    return e;
}