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CHG: "hf mf hardnested" - less printing

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CHG: some filehandles = NULL.
This commit is contained in:
iceman1001 2016-10-21 16:06:53 +02:00
parent 3c528f5fda
commit 2dcf60f3df
15 changed files with 112 additions and 61 deletions
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3
armsrc/hitagS.c
View file

@ -1026,8 +1026,7 @@ void SimulateHitagSTag(bool tag_mem_supplied, byte_t* data) {
// Set up simulator mode, frequency divisor which will drive the FPGA
// and analog mux selection.
FpgaDownloadAndGo(FPGA_BITSTREAM_LF);
FpgaWriteConfWord(
FPGA_MAJOR_MODE_LF_EDGE_DETECT | FPGA_LF_EDGE_DETECT_READER_FIELD);
FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_EDGE_DETECT | FPGA_LF_EDGE_DETECT_READER_FIELD);
FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 95); //125Khz
SetAdcMuxFor(GPIO_MUXSEL_LOPKD);
RELAY_OFF();

10
client/cmddata.c
View file

@ -2216,7 +2216,10 @@ int CmdLoad(const char *Cmd)
GraphBuffer[GraphTraceLen] = atoi(line);
GraphTraceLen++;
}
fclose(f);
if (f) {
fclose(f);
f = NULL;
}
PrintAndLog("loaded %d samples", GraphTraceLen);
RepaintGraphWindow();
return 0;
@ -2290,7 +2293,10 @@ int CmdSave(const char *Cmd)
for (i = 0; i < GraphTraceLen; i++) {
fprintf(f, "%d\n", GraphBuffer[i]);
}
fclose(f);
if (f) {
fclose(f);
f = NULL;
}
PrintAndLog("saved to '%s'", Cmd);
return 0;
}

10
client/cmdhfmf.c
View file

@ -475,6 +475,7 @@ int CmdHF14AMfDump(const char *Cmd) {
if ( bytes_read == 0) {
PrintAndLog("File reading error.");
fclose(fin);
fin = NULL;
return 2;
}
}
@ -485,12 +486,14 @@ int CmdHF14AMfDump(const char *Cmd) {
if ( bytes_read == 0) {
PrintAndLog("File reading error.");
fclose(fin);
fin = NULL;
return 2;
}
}
fclose(fin);
fin = NULL;
PrintAndLog("|-----------------------------------------|");
PrintAndLog("|------ Reading sector access bits...-----|");
PrintAndLog("|-----------------------------------------|");
@ -596,6 +599,7 @@ int CmdHF14AMfDump(const char *Cmd) {
uint16_t numblocks = FirstBlockOfSector(numSectors - 1) + NumBlocksPerSector(numSectors - 1);
fwrite(carddata, 1, 16*numblocks, fout);
fclose(fout);
fout = NULL;
PrintAndLog("Dumped %d blocks (%d bytes) to file dumpdata.bin", numblocks, 16*numblocks);
}
@ -644,6 +648,7 @@ int CmdHF14AMfRestore(const char *Cmd) {
if ( bytes_read == 0) {
PrintAndLog("File reading error (dumpkeys.bin).");
fclose(fkeys);
fkeys = NULL;
return 2;
}
}
@ -653,6 +658,7 @@ int CmdHF14AMfRestore(const char *Cmd) {
if ( bytes_read == 0) {
PrintAndLog("File reading error (dumpkeys.bin).");
fclose(fkeys);
fkeys = NULL;
return 2;
}
}
@ -673,6 +679,7 @@ int CmdHF14AMfRestore(const char *Cmd) {
if ( bytes_read == 0) {
PrintAndLog("File reading error (dumpdata.bin).");
fclose(fdump);
fdump = NULL;
return 2;
}
@ -708,6 +715,7 @@ int CmdHF14AMfRestore(const char *Cmd) {
}
fclose(fdump);
fdump = NULL;
return 0;
}

29
client/cmdhfmfhard.c
View file

@ -13,28 +13,7 @@
// Mifare Classic Cards" in Proceedings of the 22nd ACM SIGSAC Conference on
// Computer and Communications Security, 2015
//-----------------------------------------------------------------------------
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <pthread.h>
#include <locale.h>
#include <math.h>
#include "proxmark3.h"
#include "cmdmain.h"
#include "ui.h"
#include "util.h"
#include "nonce2key/crapto1.h"
#include "nonce2key/crypto1_bs.h"
#include "parity.h"
#ifdef __WIN32
#include <windows.h>
#endif
// don't include for APPLE/mac which has malloc stuff elsewhere.
#ifndef __APPLE__
#include <malloc.h>
#endif
#include <assert.h>
#include "cmdhfmfhard.h"
#define CONFIDENCE_THRESHOLD 0.95 // Collect nonces until we are certain enough that the following brute force is successfull
#define GOOD_BYTES_REQUIRED 13 // default 28, could be smaller == faster
@ -639,6 +618,7 @@ static int read_nonce_file(void)
if ( bytes_read == 0) {
PrintAndLog("File reading error.");
fclose(fnonces);
fnonces = NULL;
return 1;
}
cuid = bytes_to_num(read_buf, 4);
@ -656,6 +636,7 @@ static int read_nonce_file(void)
total_num_nonces += 2;
}
fclose(fnonces);
fnonces = NULL;
PrintAndLog("Read %d nonces from file. cuid=%08x, Block=%d, Keytype=%c", total_num_nonces, cuid, trgBlockNo, trgKeyType==0?'A':'B');
return 0;
}
@ -1339,8 +1320,8 @@ static bool generate_candidates(uint16_t sum_a0, uint16_t sum_a8)
for (uint16_t p = 0; p <= 16; p += 2) {
for (uint16_t q = 0; q <= 16; q += 2) {
if (p*(16-q) + (16-p)*q == sum_a0) {
printf("Reducing Partial Statelists (p,q) = (%d,%d) with lengths %d, %d\n",
p, q, partial_statelist[p].len[ODD_STATE], partial_statelist[q].len[EVEN_STATE]);
// printf("Reducing Partial Statelists (p,q) = (%d,%d) with lengths %d, %d\n",
// p, q, partial_statelist[p].len[ODD_STATE], partial_statelist[q].len[EVEN_STATE]);
for (uint16_t r = 0; r <= 16; r += 2) {
for (uint16_t s = 0; s <= 16; s += 2) {
if (r*(16-s) + (16-r)*s == sum_a8) {

28
client/cmdhfmfhard.h
View file

@ -8,4 +8,32 @@
// hf mf hardnested command
//-----------------------------------------------------------------------------
#ifndef CMDHFMFHARD_H__
#define CMDHFMFHARD_H__
#include "sleep.h"
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <pthread.h>
#include <locale.h>
#include <math.h>
#include "proxmark3.h"
#include "cmdmain.h"
#include "ui.h"
#include "util.h"
#include "nonce2key/crapto1.h"
#include "nonce2key/crypto1_bs.h"
#include "parity.h"
#ifdef __WIN32
#include <windows.h>
#endif
// don't include for APPLE/mac which has malloc stuff elsewhere.
#ifndef __APPLE__
#include <malloc.h>
#endif
#include <assert.h>
int mfnestedhard(uint8_t blockNo, uint8_t keyType, uint8_t *key, uint8_t trgBlockNo, uint8_t trgKeyType, uint8_t *trgkey, bool nonce_file_read, bool nonce_file_write, bool slow, int tests);
#endif

6
client/cmdhfmfu.c
View file

@ -1679,8 +1679,10 @@ int CmdHF14AMfUDump(const char *Cmd){
return 1;
}
fwrite( dump_file_data, 1, Pages*4 + DUMP_PREFIX_LENGTH, fout );
fclose(fout);
if (fout) {
fclose(fout);
fout = NULL;
}
PrintAndLog("Dumped %d pages, wrote %d bytes to %s", Pages+(DUMP_PREFIX_LENGTH/4), Pages*4 + DUMP_PREFIX_LENGTH, filename);
return 0;
}

11
client/cmdlft55xx.c
View file

@ -1491,7 +1491,10 @@ int CmdT55xxBruteForce(const char *Cmd) {
if (!p) {
PrintAndLog("Cannot allocate memory for defaultKeys");
free(keyBlock);
fclose(f);
if (f) {
fclose(f);
f = NULL;
}
return 2;
}
keyBlock = p;
@ -1502,8 +1505,10 @@ int CmdT55xxBruteForce(const char *Cmd) {
keycnt++;
memset(buf, 0, sizeof(buf));
}
fclose(f);
if (f) {
fclose(f);
f = NULL;
}
if (keycnt == 0) {
PrintAndLog("No keys found in file");
free(keyBlock);

15
client/loclass/elite_crack.c
View file

@ -552,7 +552,6 @@ int bruteforceDump(uint8_t dump[], size_t dumpsize, uint16_t keytable[])
*/
int bruteforceFile(const char *filename, uint16_t keytable[])
{
FILE *f = fopen(filename, "rb");
if(!f) {
prnlog("Failed to read from file '%s'", filename);
@ -565,19 +564,23 @@ int bruteforceFile(const char *filename, uint16_t keytable[])
if (fsize < 0) {
prnlog("Error, when getting filesize");
fclose(f);
if (f) {
fclose(f);
f = NULL;
}
return 1;
}
uint8_t *dump = malloc(fsize);
size_t bytes_read = fread(dump, 1, fsize, f);
fclose(f);
if (bytes_read < fsize)
{
if (f) {
fclose(f);
f = NULL;
}
if (bytes_read < fsize) {
prnlog("Error, could only read %d bytes (should be %d)",bytes_read, fsize );
}
uint8_t res = bruteforceDump(dump,fsize,keytable);
free(dump);
return res;

12
client/loclass/fileutils.c
View file

@ -77,17 +77,19 @@ int saveFile(const char *preferredName, const char *suffix, const void* data, si
/* We should have a valid filename now, e.g. dumpdata-3.bin */
/*Opening file for writing in binary mode*/
FILE *fileHandle=fopen(fileName,"wb");
if(!fileHandle) {
FILE *f = fopen(fileName,"wb");
if (!f) {
prnlog("Failed to write to file '%s'", fileName);
free(fileName);
return 1;
}
fwrite(data, 1, datalen, fileHandle);
fclose(fileHandle);
fwrite(data, 1, datalen, f);
if (f) {
fclose(f);
f = NULL;
}
prnlog("Saved data to '%s'", fileName);
free(fileName);
return 0;
}

5
client/loclass/ikeys.c
View file

@ -748,7 +748,10 @@ int readKeyFile(uint8_t key[8])
if ( bytes_read == 1) {
retval = 0;
}
fclose(f);
if (f) {
fclose(f);
f = NULL;
}
return retval;
}

20
client/mifarehost.c
View file

@ -412,14 +412,20 @@ int loadTraceCard(uint8_t *tuid, uint8_t uidlen) {
memset(buf, 0, sizeof(buf));
if (fgets(buf, sizeof(buf), f) == NULL) {
PrintAndLog("No trace file found or reading error.");
fclose(f);
if (f) {
fclose(f);
f = NULL;
}
return 2;
}
if (strlen(buf) < 32){
if (feof(f)) break;
PrintAndLog("File content error. Block data must include 32 HEX symbols");
fclose(f);
if (f) {
fclose(f);
f = NULL;
}
return 2;
}
for (i = 0; i < 32; i += 2)
@ -429,7 +435,10 @@ int loadTraceCard(uint8_t *tuid, uint8_t uidlen) {
blockNum++;
}
fclose(f);
if (f) {
fclose(f);
f = NULL;
}
return 0;
}
@ -447,7 +456,10 @@ int saveTraceCard(void) {
fprintf(f,"\n");
}
fflush(f);
fclose(f);
if (f) {
fclose(f);
f = NULL;
}
return 0;
}

2
client/ui.c
View file

@ -77,7 +77,7 @@ void PrintAndLog(char *fmt, ...)
}
void SetLogFilename(char *fn) {
logfilename = fn;
logfilename = fn;
}
void iceIIR_Butterworth(int *data, const size_t len){

5
client/util.c
View file

@ -63,7 +63,10 @@ void AddLogLine(char *file, char *extData, char *c) {
fprintf(f, "%s", extData);
fprintf(f, "%s\n", c);
fflush(f);
fclose(f);
if (f) {
fclose(f);
f = NULL;
}
}
void AddLogHex(char *fileName, char *extData, const uint8_t * data, const size_t len){

16
common/lfdemod.c
View file

@ -25,15 +25,13 @@ void dummy(char *fmt, ...){}
#define prnt dummy
#endif
uint8_t justNoise(uint8_t *BitStream, size_t size)
{
static const uint8_t THRESHOLD = 123;
//test samples are not just noise
uint8_t justNoise1 = 1;
for(size_t idx=0; idx < size && justNoise1 ;idx++){
justNoise1 = BitStream[idx] < THRESHOLD;
}
return justNoise1;
//test samples are not just noise
uint8_t justNoise(uint8_t *bits, size_t size) {
#define THRESHOLD 123
uint8_t val = 1;
for(size_t idx=0; idx < size && val ;idx++)
val = bits[idx] < THRESHOLD;
return val;
}
//by marshmellow

1
common/lfdemod.h
View file

@ -17,6 +17,7 @@
#include <stdbool.h> // for bool
//generic
uint8_t justNoise(uint8_t *bits, size_t size);
size_t addParity(uint8_t *BitSource, uint8_t *dest, uint8_t sourceLen, uint8_t pLen, uint8_t pType);
int askdemod(uint8_t *BinStream, size_t *size, int *clk, int *invert, int maxErr, uint8_t amp, uint8_t askType);
int BiphaseRawDecode(uint8_t * BitStream, size_t *size, int offset, int invert);