Merge branch 'master' of https://github.com/mwalker33/proxmark3-rrg
This commit is contained in:
mwalker33
@@ -12,7 +12,7 @@
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#include <stdlib.h> // size_t
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#include <string.h>
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#include <ctype.h> // tolower
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#include <stdio.h> // printf
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#include "commonutil.h" // reflect...
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#include "comms.h" // clearCommandBuffer
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#include "cmdparser.h" // command_t
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@@ -21,6 +21,7 @@
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#include "crc16.h" // crc16 ccitt
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#include "tea.h"
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#include "legic_prng.h"
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#include "cmddata.h" // demodbuffer
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static int CmdHelp(const char *Cmd);
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@@ -36,7 +37,7 @@ static int usage_analyse_lcr(void) {
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PrintAndLogEx(NORMAL, "Examples:");
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PrintAndLogEx(NORMAL, " analyse lcr 04008064BA");
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PrintAndLogEx(NORMAL, "expected output: Target (BA) requires final LRC XOR byte value: 5A");
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return 0;
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return PM3_SUCCESS;
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}
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static int usage_analyse_checksum(void) {
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PrintAndLogEx(NORMAL, "The bytes will be added with eachother and than limited with the applied mask");
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@@ -52,7 +53,7 @@ static int usage_analyse_checksum(void) {
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PrintAndLogEx(NORMAL, "Examples:");
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PrintAndLogEx(NORMAL, " analyse chksum b 137AF00A0A0D m FF");
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PrintAndLogEx(NORMAL, "expected output: 0x61");
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return 0;
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return PM3_SUCCESS;
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}
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static int usage_analyse_crc(void) {
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PrintAndLogEx(NORMAL, "A stub method to test different crc implementations inside the PM3 sourcecode. Just because you figured out the poly, doesn't mean you get the desired output");
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@@ -64,7 +65,7 @@ static int usage_analyse_crc(void) {
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PrintAndLogEx(NORMAL, "");
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PrintAndLogEx(NORMAL, "Examples:");
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PrintAndLogEx(NORMAL, " analyse crc 137AF00A0A0D");
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return 0;
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return PM3_SUCCESS;
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}
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static int usage_analyse_nuid(void) {
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PrintAndLogEx(NORMAL, "Generate 4byte NUID from 7byte UID");
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@@ -76,7 +77,7 @@ static int usage_analyse_nuid(void) {
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PrintAndLogEx(NORMAL, "");
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PrintAndLogEx(NORMAL, "Examples:");
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PrintAndLogEx(NORMAL, " analyse nuid 11223344556677");
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return 0;
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return PM3_SUCCESS;
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}
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static int usage_analyse_a(void) {
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PrintAndLogEx(NORMAL, "Iceman's personal garbage test command");
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@@ -88,7 +89,19 @@ static int usage_analyse_a(void) {
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PrintAndLogEx(NORMAL, "");
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PrintAndLogEx(NORMAL, "Examples:");
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PrintAndLogEx(NORMAL, " analyse a d 137AF00A0A0D");
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return 0;
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return PM3_SUCCESS;
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}
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static int usage_analyse_demodbuffer(void) {
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PrintAndLogEx(NORMAL, "loads a binary string into demod buffer");
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PrintAndLogEx(NORMAL, "");
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PrintAndLogEx(NORMAL, "Usage: analyse demodbuff [h] <binarystring>");
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PrintAndLogEx(NORMAL, "Options:");
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PrintAndLogEx(NORMAL, " h This help");
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PrintAndLogEx(NORMAL, " <binarystring> Binary string to load");
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PrintAndLogEx(NORMAL, "");
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PrintAndLogEx(NORMAL, "Examples:");
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PrintAndLogEx(NORMAL, " analyse demodbuff 0011101001001011");
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return PM3_SUCCESS;
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}
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static uint8_t calculateLRC(uint8_t *bytes, uint8_t len) {
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@@ -878,6 +891,39 @@ static int CmdAnalyseNuid(const char *Cmd) {
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PrintAndLogEx(NORMAL, "NUID | %s \n", sprint_hex(nuid, 4));
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return 0;
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}
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static int CmdAnalyseDemodBuffer(const char *Cmd) {
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char cmdp = tolower(param_getchar(Cmd, 0));
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if (strlen(Cmd) == 0 || cmdp == 'h') return usage_analyse_demodbuffer();
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int bg = 0, en = 0;
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if (param_getptr(Cmd, &bg, &en, 0))
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return usage_analyse_demodbuffer();
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int len = MIN( (en- bg + 1), MAX_DEMOD_BUF_LEN);
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// add 1 for null terminator.
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uint8_t *data = calloc(len + 1, sizeof(uint8_t));
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if (!data) return PM3_EMALLOC;
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for(int i = 0; bg <= en; bg++ , i++) {
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char c = Cmd[bg];
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if (c == '1')
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DemodBuffer[i] = 1;
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if (c == '0')
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DemodBuffer[i] = 0;
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printf("%c", c);
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}
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printf("\n");
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DemodBufferLen = len;
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free(data);
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return PM3_SUCCESS;
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}
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static command_t CommandTable[] = {
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{"help", CmdHelp, AlwaysAvailable, "This help"},
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{"lcr", CmdAnalyseLCR, AlwaysAvailable, "Generate final byte for XOR LRC"},
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@@ -888,6 +934,7 @@ static command_t CommandTable[] = {
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{"lfsr", CmdAnalyseLfsr, AlwaysAvailable, "LFSR tests"},
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{"a", CmdAnalyseA, AlwaysAvailable, "num bits test"},
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{"nuid", CmdAnalyseNuid, AlwaysAvailable, "create NUID from 7byte UID"},
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{"demodbuff", CmdAnalyseDemodBuffer, AlwaysAvailable, "Load binary string to demodbuffer"},
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{NULL, NULL, NULL, NULL}
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};
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@@ -137,44 +137,42 @@ static int CmdIndalaDemod(const char *Cmd) {
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p1 |= DemodBuffer[32 + 24] << 9;
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uint8_t fc = 0;
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fc |= DemodBuffer[32+25] << 7; // b8
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fc |= DemodBuffer[32+17] << 6; // b7
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fc |= DemodBuffer[32+12] << 5; // b6
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fc |= DemodBuffer[32+16] << 4; // b5
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fc |= DemodBuffer[32+15] << 3; // b4
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fc |= DemodBuffer[32+21] << 2; // b3
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fc |= DemodBuffer[32+7] << 1; // b2
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fc |= DemodBuffer[32+26] << 0; // b1
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fc |= DemodBuffer[57] << 7; // b8
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fc |= DemodBuffer[49] << 6; // b7
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fc |= DemodBuffer[44] << 5; // b6
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fc |= DemodBuffer[47] << 4; // b5
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fc |= DemodBuffer[48] << 3; // b4
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fc |= DemodBuffer[53] << 2; // b3
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fc |= DemodBuffer[39] << 1; // b2
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fc |= DemodBuffer[58] << 0; // b1
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uint16_t csn = 0;
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csn |= DemodBuffer[32+10] << 15; // b16
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csn |= DemodBuffer[32+13] << 14; // b15
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csn |= DemodBuffer[32+11] << 13; // b14
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csn |= DemodBuffer[32+8] << 12; // b13
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csn |= DemodBuffer[32+20] << 11; // b12
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csn |= DemodBuffer[32+4] << 10; // b11
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csn |= DemodBuffer[32+3] << 9; // b10
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csn |= DemodBuffer[32+19] << 8; // b9
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csn |= DemodBuffer[32+14] << 7; // b8
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csn |= DemodBuffer[32+1] << 6; // b7
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csn |= DemodBuffer[32+5] << 5; // b6
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csn |= DemodBuffer[32+22] << 4; // b5
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csn |= DemodBuffer[32+24] << 3; // b4
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csn |= DemodBuffer[32+27] << 2; // b3
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csn |= DemodBuffer[32+18] << 1; // b2
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csn |= DemodBuffer[32+9] << 0; // b1
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uint8_t checksum = 0;
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checksum |= DemodBuffer[32+30] << 1; // b2
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checksum |= DemodBuffer[92+31] << 0; // b1
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csn |= DemodBuffer[42] << 15; // b16
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csn |= DemodBuffer[45] << 14; // b15
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csn |= DemodBuffer[43] << 13; // b14
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csn |= DemodBuffer[40] << 12; // b13
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csn |= DemodBuffer[52] << 11; // b12
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csn |= DemodBuffer[36] << 10; // b11
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csn |= DemodBuffer[35] << 9; // b10
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csn |= DemodBuffer[51] << 8; // b9
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csn |= DemodBuffer[46] << 7; // b8
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csn |= DemodBuffer[33] << 6; // b7
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csn |= DemodBuffer[37] << 5; // b6
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csn |= DemodBuffer[54] << 4; // b5
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csn |= DemodBuffer[56] << 3; // b4
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csn |= DemodBuffer[59] << 2; // b3
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csn |= DemodBuffer[50] << 1; // b2
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csn |= DemodBuffer[41] << 0; // b1
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uint8_t checksum = 0;
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checksum |= DemodBuffer[62] << 1; // b2
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checksum |= DemodBuffer[63] << 0; // b1
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PrintAndLogEx(NORMAL, "");
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PrintAndLogEx(SUCCESS, "Possible de-scramble patterns");
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PrintAndLogEx(SUCCESS, "\tPrinted | __%04d__ [0x%X]", p1, p1);
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//PrintAndLogEx(SUCCESS, "\tPrinted | __%04d__ [0x%X]", fc, fc);
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PrintAndLogEx(SUCCESS, "\tInternal ID | %" PRIu64, foo);
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PrintAndLogEx(SUCCESS, "\nFC %u , CSN %u , checksum %1d%1d", fc, csn, checksum >> 1 & 0x01, checksum & 0x01 );
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PrintAndLogEx(SUCCESS, "Fmt 26 bit FC %u , CSN %u , checksum %1d%1d", fc, csn, checksum >> 1 & 0x01, checksum & 0x01 );
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} else {
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uint32_t uid3 = bytebits_to_byte(DemodBuffer + 64, 32);
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