125 lines
2.6 KiB
C
125 lines
2.6 KiB
C
/* retarget.c
|
|
*
|
|
* Copyright (C) 2006-2020 wolfSSL Inc.
|
|
*
|
|
* This file is part of wolfSSL.
|
|
*
|
|
* wolfSSL is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; either version 2 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* wolfSSL 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335, USA
|
|
*/
|
|
|
|
|
|
#include "hw.h"
|
|
#include "user_settings.h"
|
|
#include <stdio.h>
|
|
|
|
void __assert(const char *__expression, const char *__filename, int __line)
|
|
{
|
|
printf("Assert: %s, File %s (%d)\n", __expression, __filename, __line);
|
|
}
|
|
|
|
unsigned long ksdk_time(unsigned long* timer)
|
|
{
|
|
(void)timer;
|
|
return hw_get_time_sec();
|
|
}
|
|
|
|
unsigned int LowResTimer(void)
|
|
{
|
|
return hw_get_time_sec();
|
|
}
|
|
|
|
double current_time(int reset)
|
|
{
|
|
double time;
|
|
(void)reset;
|
|
time = hw_get_time_sec();
|
|
time += (double)hw_get_time_msec() / 1000;
|
|
return time;
|
|
}
|
|
|
|
unsigned int custom_rand_generate(void)
|
|
{
|
|
return hw_rand();
|
|
}
|
|
|
|
int custom_rand_generate_block(unsigned char* output, unsigned int sz)
|
|
{
|
|
uint32_t i = 0;
|
|
|
|
while (i < sz)
|
|
{
|
|
/* If not aligned or there is odd/remainder */
|
|
if( (i + sizeof(CUSTOM_RAND_TYPE)) > sz ||
|
|
((uint32_t)&output[i] % sizeof(CUSTOM_RAND_TYPE)) != 0
|
|
) {
|
|
/* Single byte at a time */
|
|
output[i++] = (unsigned char)custom_rand_generate();
|
|
}
|
|
else {
|
|
/* Use native 8, 16, 32 or 64 copy instruction */
|
|
*((CUSTOM_RAND_TYPE*)&output[i]) = custom_rand_generate();
|
|
i += sizeof(CUSTOM_RAND_TYPE);
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
// Debug print handler
|
|
int __putchar(int c, __printf_tag_ptr ctx)
|
|
{
|
|
hw_uart_printchar(c);
|
|
}
|
|
|
|
extern unsigned char __stack_process_start__[];
|
|
unsigned char * __aeabi_read_tp(void)
|
|
{
|
|
// thread-local storage addressing refers to the thread pointer
|
|
// This is returning start address of stack process
|
|
return (__stack_process_start__);
|
|
}
|
|
|
|
/* Stubs */
|
|
void __heap_lock(void)
|
|
{
|
|
}
|
|
|
|
void __heap_unlock(void)
|
|
{
|
|
}
|
|
|
|
void __printf_lock(void)
|
|
{
|
|
}
|
|
|
|
void __printf_unlock(void)
|
|
{
|
|
}
|
|
|
|
void __scanf_lock(void)
|
|
{
|
|
}
|
|
|
|
void __scanf_unlock(void)
|
|
{
|
|
}
|
|
|
|
void __debug_io_lock(void)
|
|
{
|
|
}
|
|
|
|
void __debug_io_unlock(void)
|
|
{
|
|
}
|