Browse Source

prng works (almost..) in simulator now, can compile all animations against simulator

feature/2015
tixiv 16 years ago
parent
commit
2e9d997003
  1. 6
      Makefile
  2. 2
      animations/gameoflife.c
  3. 18
      compat/eeprom.h
  4. 3
      compat/interrupt.h
  5. 0
      compat/pgmspace.h
  6. 15
      depend.mk
  7. 11
      display_loop.c
  8. 6
      random/Makefile
  9. 12
      random/memxor_c.c
  10. 199
      random/noekeon.c
  11. 4
      random/persistentCounter.c
  12. 2
      scrolltext/font.h
  13. 1
      scrolltext/scrolltext3.c
  14. 2
      simulator/Makefile
  15. 71
      simulator/eeprom.c

6
Makefile

@ -52,7 +52,7 @@ ifneq ($(MAKECMDGOALS),mrproper)
ifneq ($(MAKECMDGOALS),menuconfig)
include $(TOPDIR)/.subdirs
-include $(TOPDIR)/.config
include $(TOPDIR)/.config
endif # MAKECMDGOALS!=menuconfig
endif # MAKECMDGOALS!=mrproper
@ -74,7 +74,7 @@ compile-$(TARGET): compile-subdirs_avr $(TARGET).hex $(TARGET).bin $(TARGET).lst
OBJECTS += $(patsubst %.c,./obj_avr/%.o,${SRC})
SUBDIROBJECTS = $(foreach subdir,$(SUBDIRS_AVR),$(foreach object,$(shell cat $(subdir)/obj_avr/.objects),$(subdir)/$(object)))
SUBDIROBJECTS = $(foreach subdir,$(SUBDIRS_AVR),$(foreach object,$(shell cat $(subdir)/obj_avr/.objects 2>/dev/null),$(subdir)/$(object)))
$(TARGET): $(OBJECTS) $(SUBDIROBJECTS)
$(CC) $(LDFLAGS) -o $@ $(OBJECTS) $(SUBDIROBJECTS)
@ -115,7 +115,7 @@ compile-subdirs_sim:
simulator: autoconf.h .config .subdirs compile-subdirs_sim $(TARGET_SIM)
SUBDIROBJECTS_SIM = $(foreach subdir,$(SUBDIRS_SIM),$(foreach object,$(shell cat $(subdir)/obj_sim/.objects),$(subdir)/$(object)))
SUBDIROBJECTS_SIM = $(foreach subdir,$(SUBDIRS_SIM),$(foreach object,$(shell cat $(subdir)/obj_sim/.objects 2>/dev/null),$(subdir)/$(object)))
OBJECTS_SIM = $(patsubst %.c,obj_sim/%.o,${SRC_SIM})

2
animations/gameoflife.c

@ -7,8 +7,10 @@
*/
#include <stdint.h>
#ifdef AVR
#include <util/delay.h>
#include <avr/sfr_defs.h> /* for debugging */
#endif
#include "../config.h"
#include "../random/prng.h"
#include "../pixel.h"

18
compat/eeprom.h

@ -0,0 +1,18 @@
//EEPPROM compatibility support for simulator
#ifdef AVR
#include <avr/eeprom.h>
#else
#include <stdint.h>
void eeprom_write_byte (uint8_t *p, uint8_t value);
void eeprom_write_word (uint16_t *p, uint16_t value);
uint8_t eeprom_read_byte (const uint8_t *p);
uint16_t eeprom_read_word (const uint16_t *p);
#define eeprom_busy_wait()
#define EEMEM
#endif

3
compat/interrupt.h

@ -0,0 +1,3 @@
#define sei()
#define cli()

0
pgmspace.h → compat/pgmspace.h

15
depend.mk

@ -10,8 +10,8 @@ ifneq ($(MAKECMDGOALS),mrproper)
ifneq ($(MAKECMDGOALS),menuconfig)
# For each .o file we need a .d file.
#-include $(subst .o,.d,$(filter %.o,$(OBJECTS))) /dev/null
-include $(subst .o,.d,$(filter %.o,$(OBJECTS)))
-include $(subst .o,.d,$(filter %.o,$(OBJECTS_SIM)))
endif
endif
@ -33,3 +33,16 @@ endef
obj_avr/%.d: %.c ; @ $(make-deps)
obj_avr/%.d: %.S ; @ $(make-deps)
define make-deps-sim
echo "checking dependencies for $<"
if [ ! -d obj_sim ]; then mkdir obj_sim ; fi
set -e; $(HOSTCC) $(SIM_CFLAGS) -M -MM $< | \
sed > $@.new -e 's;$(*F)\.o:;$@ obj_sim/$*.o obj_sim/$*.E $*.s:;' \
-e 's% [^ ]*/gcc-lib/[^ ]*\.h%%g'
if test -s $@.new; then mv -f $@.new $@; else rm -f $@.new; fi
endef
obj_sim/%.d: %.c ; $(make-deps-sim)

11
display_loop.c

@ -24,6 +24,10 @@ jmp_buf newmode_jmpbuf;
void display_loop(){
// mcuf_serial_mode();
#ifdef RANDOM_SUPPORT
percnt_inc();
#endif
mode = setjmp(newmode_jmpbuf);
oldOldmode = oldMode;
waitForFire = 1;
@ -34,6 +38,13 @@ void display_loop(){
#ifdef ANIMATION_SCROLLTEXT
case 1:
scrolltext(scrolltext_text);
#ifdef RANDOM_SUPPORT
{ char a[14];
sprintf(a,"</# counter == %lu ", percnt_get());
scrolltext(a);
}
#endif
break;
#endif

6
random/Makefile

@ -3,8 +3,14 @@ TOPDIR = ..
include $(TOPDIR)/defaults.mk
#for AVR
SRC = prng.c persistentCounter.c
ASRC = noekeon_asm.S memxor.S
#for simulator
SRC_SIM = prng.c persistentCounter.c noekeon.c memxor_c.c
include $(TOPDIR)/rules.mk

12
random/memxor_c.c

@ -0,0 +1,12 @@
#include <stdint.h>
#include "memxor.h"
void memxor(void* dest, const void* src, uint16_t n){
while(n--){
*((uint8_t*)dest) ^= *((uint8_t*)src);
dest = (uint8_t*)dest +1;
src = (uint8_t*)src +1;
}
}

199
random/noekeon.c

@ -0,0 +1,199 @@
/* noekeon.c */
/*
This file is part of the Crypto-avr-lib/microcrypt-lib.
Copyright (C) 2008 Daniel Otte (daniel.otte@rub.de)
This program 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 3 of the License, or
(at your option) any later version.
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, see <http://www.gnu.org/licenses/>.
*/
/*
* author: Daniel Otte
* email: daniel.otte@rub.de
* license: GPLv3 or later
*
*
*
*/
#include <stdint.h>
#include <string.h>
#ifdef __AVR__
#include <avr/pgmspace.h>
#endif
#include "noekeon.h"
// #include "uart.h"
#define ROUND_NR 16
#define RC_POS 0
static
void gamma(uint32_t* a){
uint32_t tmp;
a[1] ^= ~((a[3]) | (a[2]));
a[0] ^= a[2] & a[1];
tmp=a[3]; a[3]=a[0]; a[0]=tmp;
a[2] ^= a[0] ^ a[1] ^ a[3];
a[1] ^= ~((a[3]) | (a[2]));
a[0] ^= a[2] & a[1];
}
#define ROTL32(a,n) (((a)<<n)|((a)>>(32-n)))
#define ROTR32(a,n) (((a)>>n)|((a)<<(32-n)))
static
void pi1(uint32_t* a){
a[1] = ROTL32(a[1], 1);
a[2] = ROTL32(a[2], 5);
a[3] = ROTL32(a[3], 2);
}
static
void pi2(uint32_t* a){
a[1] = ROTR32(a[1], 1);
a[2] = ROTR32(a[2], 5);
a[3] = ROTR32(a[3], 2);
}
static
void theta(const uint32_t* k, uint32_t* a){
uint32_t temp;
temp = a[0] ^ a[2]; temp ^= ROTR32(temp, 8) ^ ROTL32(temp, 8);
a[1] ^= temp;
a[3] ^= temp;
a[0] ^= k[0];
a[1] ^= k[1];
a[2] ^= k[2];
a[3] ^= k[3];
temp = a[1] ^ a[3]; temp ^= ROTR32(temp, 8) ^ ROTL32(temp, 8);
a[0] ^= temp;
a[2] ^= temp;
}
static
void noekeon_round(uint32_t* key, uint32_t* state, uint8_t const1, uint8_t const2){
((uint8_t*)state)[RC_POS] ^= const1;
theta(key, state);
((uint8_t*)state)[RC_POS] ^= const2;
gamma(state);
pi2(state);
pi1(state);
}
uint8_t rc_tab[]
#ifdef __AVR__
PROGMEM
#endif
= {
/* 0x80, */
0x1B, 0x36, 0x6C, 0xD8, 0xAB, 0x4D, 0x9A,
0x2F, 0x5E, 0xBC, 0x63, 0xC6, 0x97, 0x35, 0x6A,
0xD4
};
/* for more rounds
0xD4, 0xB3, 0x7D, 0xFA, 0xEF, 0xC5, 0x91, 0x39,
0x72, 0xE4, 0xD3, 0xBD, 0x61, 0xC2, 0x9F, 0x25,
*/
static
void changendian32(void* a){
((uint8_t*)a)[0] ^= ((uint8_t*)a)[3];
((uint8_t*)a)[3] ^= ((uint8_t*)a)[0];
((uint8_t*)a)[0] ^= ((uint8_t*)a)[3];
((uint8_t*)a)[1] ^= ((uint8_t*)a)[2];
((uint8_t*)a)[2] ^= ((uint8_t*)a)[1];
((uint8_t*)a)[1] ^= ((uint8_t*)a)[2];
}
static
void changendian(void* a){
changendian32((uint32_t*)(&(((uint32_t*)a)[0])));
changendian32((uint32_t*)(&(((uint32_t*)a)[1])));
changendian32((uint32_t*)(&(((uint32_t*)a)[2])));
changendian32((uint32_t*)(&(((uint32_t*)a)[3])));
}
/******************************************************************************/
void noekeon_enc(void* buffer, const void* key){
uint8_t rc=0x80;
uint8_t keyb[16];
int8_t i;
memcpy(keyb, key, 16);
changendian(buffer);
changendian(keyb);
for(i=0; i<ROUND_NR; ++i){
noekeon_round((uint32_t*)keyb, (uint32_t*)buffer, rc, 0);
#ifdef __AVR__
rc = pgm_read_byte(rc_tab+i);
#else
rc = rc_tab[i];
#endif
}
((uint8_t*)buffer)[RC_POS] ^= rc;
theta((uint32_t*)keyb, (uint32_t*)buffer);
changendian(buffer);
}
void noekeon_dec(void* buffer, const void* key){
uint8_t rc;
int8_t i;
uint8_t nullv[16];
uint8_t dkey[16];
changendian(buffer);
memset(nullv, 0, 16);
memcpy(dkey, key, 16);
changendian(dkey);
theta((uint32_t*)nullv, (uint32_t*)dkey);
// uart_putstr_P(PSTR("\r\nTheta: "));
// uart_hexdump(dkey, 16);
for(i=ROUND_NR-1; i>=0; --i){
#ifdef __AVR__
rc = pgm_read_byte(rc_tab+i);
#else
rc = rc_tab[i];
#endif
noekeon_round((uint32_t*)dkey, (uint32_t*)buffer, 0, rc);
}
theta((uint32_t*)dkey, (uint32_t*)buffer);
((uint8_t*)buffer)[RC_POS] ^= 0x80;
changendian(buffer);
}
void noekeon_init(const void* key, noekeon_ctx_t* ctx){
uint8_t nullv[16];
memset(nullv, 0, 16);
memcpy(ctx, key, 16);
noekeon_enc(ctx, nullv);
}

4
random/persistentCounter.c

@ -6,8 +6,8 @@
*/
#include <stdint.h>
#include <avr/interrupt.h> /* cli() & sei() */
#include <avr/eeprom.h>
#include "../compat/interrupt.h" /* cli() & sei() */
#include "../compat/eeprom.h"
#include "../config.h"
#ifdef ERROR_HANDLING

2
scrolltext/font.h

@ -1,7 +1,7 @@
#ifndef FONT_H
#define FONT_H
#include "../pgmspace.h"
#include "../compat/pgmspace.h"
typedef struct{
unsigned char fontHeight;

1
scrolltext/scrolltext3.c

@ -9,7 +9,6 @@
#include "../pixel.h"
#include "../util.h"
#include "../pgmspace.h"
#include "font_arial8.h"
#include "font_small6.h"
#include "font_uni53.h"

2
simulator/Makefile

@ -3,7 +3,7 @@ TOPDIR = ..
include $(TOPDIR)/defaults.mk
SRC_SIM = main.c trackball.c util.c
SRC_SIM = main.c trackball.c util.c eeprom.c
include $(TOPDIR)/rules.mk

71
simulator/eeprom.c

@ -0,0 +1,71 @@
//EEPPROM compatibility support for simulator
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#define EEPROM_SIZE 1024
static FILE * fp;
static uint8_t eemem[EEPROM_SIZE];
static uint8_t inited;
static void init(){
if(!inited){
inited = 1;
char* filename = ".simulated_eeprom.bin";
size_t size;
fp = fopen(filename, "r+");
if(fp == 0){
fp = fopen(filename, "w+");
if(fp == 0){
printf("Failed to open %s\n",filename );
exit (1);
}
}
size = fread (eemem, 1, EEPROM_SIZE, fp);
if(size < EEPROM_SIZE){
memset(eemem, 0xff, EEPROM_SIZE);
}
}
}
uint16_t conv_addr(uint8_t * p){
uint16_t addr;
addr = (unsigned int)p;
if(addr >= EEPROM_SIZE){
printf ("warning: eeprom write to %X\n",addr);
}
addr &= (EEPROM_SIZE-1);
return addr;
}
void eeprom_write_byte (uint8_t *p, uint8_t value){
init();
eemem[conv_addr(p)] = value;
fseek(fp, 0, SEEK_SET);
fwrite(eemem, 1, EEPROM_SIZE, fp);
}
void eeprom_write_word (uint16_t *p, uint16_t value){
init();
eemem[conv_addr(p) ] = value & 0xff;
eemem[conv_addr(p)+1] = value >> 8;
fseek(fp, 0, SEEK_SET);
fwrite(eemem, 1, EEPROM_SIZE, fp);
fflush(fp);
}
uint8_t eeprom_read_byte (uint8_t *p){
init();
return eemem[conv_addr(p)];
}
uint16_t eeprom_read_word (uint16_t *p){
init();
return eemem[conv_addr(p)] | (eemem[conv_addr(p)+1]<<8);
}
Loading…
Cancel
Save