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https://github.com/RfidResearchGroup/proxmark3.git
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chg: cleaning out timing.
chg: makefile (piwi)
This commit is contained in:
parent
33936c2155
commit
14d6c4fc34
6 changed files with 15 additions and 35 deletions
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@ -6,14 +6,16 @@ LDFLAGS =
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OBJS = crapto1.o crypto1.o
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HEADERS = crapto1.h
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EXES = mfkey64 mfkey32 mfkey32v2
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WINEXE = mfkey64.exe mfkey32.exe mfkey32v2.exe
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LIBS =
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WINEXE = $(patsubst %, %.exe, $(EXES))
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all: $(OBJS) $(EXES) $(LIBS)
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all: $(OBJS) $(EXES)
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% : %.c $(OBJS)
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$(LD) $(CFLAGS) -o $@ $< $(OBJS) $(LDFLAGS)
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%.o : %.c
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$(CC) $(CFLAGS) -c -o $@ $<
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% : %.c
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$(LD) $(CFLAGS) -o $@ $(OBJS) $<
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clean:
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rm -f $(OBJS) $(EXES) $(LIBS) $(WINEXE)
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rm -f $(OBJS) $(EXES) $(WINEXE)
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@ -3,7 +3,6 @@
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#include "crapto1.h"
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#include <stdio.h>
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#include <stdlib.h>
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#include <time.h>
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int main (int argc, char *argv[]) {
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struct Crypto1State *s,*t;
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@ -44,9 +43,7 @@ int main (int argc, char *argv[]) {
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uint32_t p64 = prng_successor(nt, 64);
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printf(" nt': %08x\n", p64);
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printf(" nt'': %08x\n", prng_successor(p64, 32));
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clock_t t1 = clock();
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// Extract the keystream from the messages
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printf("\nKeystream used to generate {ar} and {at}:\n");
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ks2 = ar0_enc ^ p64;
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@ -66,7 +63,5 @@ int main (int argc, char *argv[]) {
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break;}
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}
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free(s);
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t1 = clock() - t1;
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if ( t1 > 0 ) printf("Time : %.0f ticks \n", (float)t1);
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return 0;
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}
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@ -3,7 +3,6 @@
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#include "crapto1.h"
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#include <stdio.h>
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#include <stdlib.h>
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#include <time.h>
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int main (int argc, char *argv[]) {
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struct Crypto1State *s,*t;
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@ -50,7 +49,6 @@ int main (int argc, char *argv[]) {
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printf(" nt': %08x\n", p64);
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printf(" nt'': %08x\n", prng_successor(p64, 32));
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clock_t t1 = clock();
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// Extract the keystream from the messages
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printf("\nKeystream used to generate {ar} and {at}:\n");
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@ -58,7 +56,6 @@ int main (int argc, char *argv[]) {
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printf(" ks2: %08x\n",ks2);
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s = lfsr_recovery32(ar0_enc ^ p64, 0);
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for(t = s; t->odd | t->even; ++t) {
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lfsr_rollback_word(t, 0, 0);
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@ -73,7 +70,5 @@ int main (int argc, char *argv[]) {
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break;}
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}
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free(s);
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t1 = clock() - t1;
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if ( t1 > 0 ) printf("Time : %.0f ticks \n", (float)t1 );
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return 0;
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}
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@ -61,8 +61,6 @@ int main (int argc, char *argv[]) {
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printf(" nt': %08x\n",prng_successor(nt, 64));
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printf(" nt'': %08x\n",prng_successor(nt, 96));
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clock_t t1 = clock();
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// Extract the keystream from the messages
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printf("\nKeystream used to generate {ar} and {at}:\n");
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ks2 = ar_enc ^ prng_successor(nt, 64);
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@ -97,8 +95,5 @@ int main (int argc, char *argv[]) {
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crypto1_get_lfsr(revstate, &key);
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printf("\nFound Key: [%012" PRIx64 "]\n\n", key);
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crypto1_destroy(revstate);
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t1 = clock() - t1;
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if ( t1 > 0 ) printf("Time : %.0f ticks \n", (float)t1);
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return 0;
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}
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@ -6,12 +6,12 @@ LDFLAGS =
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OBJS = crypto1.o crapto1.o
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HEADERS = crapto1.h
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EXES = nonce2key
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WINEXES = nonce2key.exe
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WINEXES = $(patsubst %, %.exe, $(EXES))
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all: $(OBJS) $(EXES)
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%.o : %.c
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$(CC) $(CFLAGS) -o $@ $<
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$(CC) $(CFLAGS) -c -o $@ $<
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% : %.c
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$(LD) $(LDFLAGS) -o $@ $(OBJS) $<
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@ -2,14 +2,12 @@
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#define __STDC_FORMAT_MACROS
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#include <inttypes.h>
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#include <stdio.h>
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#include <time.h>
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typedef unsigned char byte_t;
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int main(const int argc, const char* argv[]) {
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struct Crypto1State *state;
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uint32_t pos, uid, nt, nr, rr, nr_diff, ks1, ks2;
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byte_t bt, i, ks3x[8], par[8][8];
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uint64_t key, key_recovered;
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uint32_t pos, uid, nt, nr, rr, nr_diff;
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uint8_t bt, i, ks3x[8], par[8][8];
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uint64_t key_recovered;
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uint64_t par_info;
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uint64_t ks_info;
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nr = rr = 0;
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@ -49,16 +47,11 @@ int main(const int argc, const char* argv[]) {
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printf("%01x|\n", par[i][7]);
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}
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printf("+----+--------+---+-----+---------------+\n");
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clock_t t1 = clock();
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state = lfsr_common_prefix(nr,rr,ks3x,par);
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lfsr_rollback_word(state,uid^nt,0);
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crypto1_get_lfsr(state,&key_recovered);
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printf("\nkey recovered: %012" PRIx64 "\n\n", key_recovered);
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crypto1_destroy(state);
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t1 = clock() - t1;
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if ( t1 > 0 ) printf("Time in nonce2key: %.0f ticks \n", (float)t1);
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return 0;
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}
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