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/**
* Copyright (c) 2011 Trusted Logic S.A.
* All Rights Reserved.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* version 2 as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#ifndef __TF_UTIL_H__
#define __TF_UTIL_H__
#include <linux/spinlock.h>
#include <linux/errno.h>
#include <linux/init.h>
#include <linux/module.h>
#include <linux/mm.h>
#include <linux/crypto.h>
#include <linux/mount.h>
#include <linux/pagemap.h>
#include <linux/vmalloc.h>
#include <asm/byteorder.h>
#include "tf_protocol.h"
#include "tf_defs.h"
/*----------------------------------------------------------------------------
* Debug printing routines
*----------------------------------------------------------------------------*/
#ifdef CONFIG_TF_DRIVER_DEBUG_SUPPORT
void address_cache_property(unsigned long va);
#define dprintk printk
#define dpr_info pr_info
#define dpr_err pr_err
void tf_dump_l1_shared_buffer(struct tf_l1_shared_buffer *buffer);
void tf_dump_command(union tf_command *command);
void tf_dump_answer(union tf_answer *answer);
#ifdef CONFIG_BENCH_SECURE_CYCLE
void setup_counters(void);
void run_bogo_mips(void);
int run_code_speed(unsigned int loop);
int run_data_speed(unsigned int loop, unsigned long va);
#endif /* CONFIG_BENCH_SECURE_CYCLE */
#else /* defined(CONFIG_TF_DRIVER_DEBUG_SUPPORT) */
#define dprintk(args...) do { ; } while (0)
#define dpr_info(args...) do { ; } while (0)
#define dpr_err(args...) do { ; } while (0)
#define tf_dump_l1_shared_buffer(buffer) ((void) 0)
#define tf_dump_command(command) ((void) 0)
#define tf_dump_answer(answer) ((void) 0)
#endif /* defined(CONFIG_TF_DRIVER_DEBUG_SUPPORT) */
#define SHA1_DIGEST_SIZE 20
/*----------------------------------------------------------------------------
* Process identification
*----------------------------------------------------------------------------*/
int tf_get_current_process_hash(void *hash);
#ifndef CONFIG_ANDROID
int tf_hash_application_path_and_data(char *buffer, void *data, u32 data_len);
#endif /* !CONFIG_ANDROID */
/*----------------------------------------------------------------------------
* Statistic computation
*----------------------------------------------------------------------------*/
void *internal_kmalloc(size_t size, int priority);
void internal_kfree(void *ptr);
void internal_vunmap(void *ptr);
void *internal_vmalloc(size_t size);
void internal_vfree(void *ptr);
unsigned long internal_get_zeroed_page(int priority);
void internal_free_page(unsigned long addr);
int internal_get_user_pages(
struct task_struct *tsk,
struct mm_struct *mm,
unsigned long start,
int len,
int write,
int force,
struct page **pages,
struct vm_area_struct **vmas);
void internal_get_page(struct page *page);
void internal_page_cache_release(struct page *page);
#endif /* __TF_UTIL_H__ */
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