secure_fw/spm/include/utilities.h

/*
 * Copyright (c) 2018-2022, Arm Limited. All rights reserved.
 *
 * SPDX-License-Identifier: BSD-3-Clause
 *
 */
#ifndef __TFM_UTILS_H__
#define __TFM_UTILS_H__

#include <string.h>
#include "tfm_spm_log.h"

/*
 * CPU spin here.
 * Note: this function is used to handle PROGRAMMER ERROR.
 */
void tfm_core_panic(void);

/* Get container structure start address from member */
#define TO_CONTAINER(ptr, type, member) \
    (type *)((unsigned long)(ptr) - offsetof(type, member))

/* FixMe: Replace ERROR_MSG() in platform code with a suitable API */
#define ERROR_MSG(msg) SPMLOG_ERRMSG(msg "\r\n")

/* Stringify preprocessors, no leading underscore. ('STRINGIFY') */
#define STRINGIFY_EXPAND(x) #x
#define M2S(m) STRINGIFY_EXPAND(m)

/* Runtime memory operations forwarding */
#ifndef spm_memcpy
#define spm_memcpy memcpy
#else
void *spm_memcpy(void *dest, const void *src, size_t n);
#endif /* spm_memcpy */

#ifndef spm_memset
#define spm_memset memset
#else
void *spm_memset(void *s, int c, size_t n);
#endif /* spm_memset */

#endif /* __TFM_UTILS_H__ */