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[proxmark3-svn] / client / cmdlfawid26.c
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f5ed4d12 1//-----------------------------------------------------------------------------
2//
3// This code is licensed to you under the terms of the GNU GPL, version 2 or,
4// at your option, any later version. See the LICENSE.txt file for the text of
5// the license.
6//-----------------------------------------------------------------------------
7// Low frequency AWID26 commands
8//-----------------------------------------------------------------------------
9
10#include <stdio.h>
11#include <string.h>
12#include <inttypes.h>
1b492a97 13#include <stdbool.h>
f5ed4d12 14#include "proxmark3.h"
15#include "ui.h"
3bc3598e 16//#include "graph.h"
f5ed4d12 17#include "cmdmain.h"
18#include "cmdparser.h"
3bc3598e 19//#include "cmddata.h"
f5ed4d12 20#include "cmdlf.h"
21#include "cmdlfawid26.h"
22#include "util.h"
3bc3598e 23//#include "data.h"
f5ed4d12 24
25
26static int CmdHelp(const char *Cmd);
27
28int CmdClone(const char *Cmd)
29{
30 char cmdp = param_getchar(Cmd, 0);
31
32 if (strlen(Cmd) < 1 || cmdp == 'h' || cmdp == 'H') {
3bc3598e 33 PrintAndLog("Usage: lf awid26 clone <facility> <id>");
f5ed4d12 34 PrintAndLog(" [], ");
35 PrintAndLog("");
3bc3598e 36 PrintAndLog(" sample: lf awid26 clone 15 2233");
f5ed4d12 37 return 0;
38 }
39
40 //sscanf(Cmd, "%d %d", &facilitycode, &cardno);
41
42 // char block0 = "00107060";
43 // char block1 = "00107060";
44 // char block2 = "00107060";
45 // char block3 = "00107060";
46
1b492a97 47 unsigned char buf[10] = {0x00};
48 unsigned char *resp = buf;
f5ed4d12 49
50
1b492a97 51 awid26_hex_to_uid(resp, "");
f5ed4d12 52 // PrintAndLog("Writing block %d with data %08X", Block, Data);
53 return 0;
54}
55
3bc3598e 56
57// convert 96 bit AWID FSK data to 8 digit BCD UID
1b492a97 58bool awid26_hex_to_uid(unsigned char *response, char *awid26)
3bc3598e 59{
0452ec6c 60 //uint8_t i, tmp[96], tmp1[7];
61 //uint8_t tmp[96] = {0x00};
62 //int site;
63 //int id;
3bc3598e 64
0452ec6c 65 //if(!hextobinarray(tmp, awid26))
1b492a97 66 return false;
3bc3598e 67
68 // // data is in blocks of 4 bits - every 4th bit is parity, except the first
69 // // block which is all zeros
70 // for(i= 0 ; i < 4 ; ++i)
71 // if(tmp[i] != 0x00)
72 // return false;
73
74 // // discard 1st block
75 // memcpy(tmp, tmp + 4, 92);
76
77 // // check and strip parity on the rest
78 // for(i= 1 ; i < 23 ; ++i)
1b492a97 79 // if(tmp[(i * 4) - 1] != GetParity(tmp + (i - 1) * 4, ODD, 3))
3bc3598e 80 // return false;
81 // else
82 // memcpy((tmp + (i - 1) * 3), tmp + (i - 1) * 4, 3);
83
84 // // discard the rest of the header - 1 more 3 bit block
85 // memcpy(tmp, tmp + 3, 66);
86
87 // // next 8 bits is data length - should be 26: 0x1A
88 // binarraytohex(tmp1, tmp, 8);
89 // if(strcmp(tmp1, "1A") != 0)
90 // return false;
91 // memcpy(tmp, tmp +8, 58);
92
93 // // standard wiegand parity check - even for 1st 12 bits, odd for 2nd 12
1b492a97 94 // if(tmp[0] != GetParity(tmp + 1, EVEN, 12))
3bc3598e 95 // return false;
1b492a97 96 // if(tmp[25] != GetParity(tmp + 13, ODD, 12))
3bc3598e 97 // return false;
98
99 // // convert to hex, ignoring parity bits
100 // if(!binarraytohex(tmp1, tmp + 1, 24))
101 // return false;
102
103 // // convert hex to site/id
104 // sscanf(tmp1,"%2X%4X", &site, &id);
105
106 // // final output 8 byte BCD
107 // sprintf(response,"%03d%05d", site, id);
108
109 return true;
110}
111
112// convert null-terminated BCD UID (8 digits) to 96 bit awid26 encoded binary array
113bool bcd_to_awid26_bin(unsigned char *awid26, unsigned char *bcd)
114{
115 // char i, p, tmp1[8], tmp2[26];
116 // int tmpint;
117
118 // if(strlen(bcd) != 8)
119 // return false;
120
121 // // convert BCD site code to HEX
122 // sscanf(bcd, "%03d", &tmpint);
123 // sprintf(tmp2, "%02x", tmpint);
124 // memcpy(tmp1, tmp2, 2);
125
126 // // convert BCD ID to HEX
127 // sscanf(bcd + 3, "%05d", &tmpint);;
128 // sprintf(tmp2, "%04x", tmpint);
129
130 // // copy with trailing NULL
131 // memcpy(tmp1 + 2, tmp2, 5);
132
133 // // convert full HEX to binary, leaving room for parity prefix
134 // hextobinarray(tmp2 + 1, tmp1);
135
136 // wiegand_add_parity(tmp2, tmp2 + 1, 24);
137
138 // memset(awid26, '\x0', 96);
139
140 // // magic 18 bit awid26 header (we will overwrite the last two bits)
141 // hextobinarray(awid26, "011D8");
142
143 // // copy to target leaving space for parity bits
144 // for(i= 0, p= 18 ; i < 26 ; ++i, ++p)
145 // {
146 // // skip target bit if this is a parity location
147 // if(!((p + 1) % 4))
148 // p += 1;
149 // awid26[p]= tmp2[i];
150 // }
151
152 // // add parity bits
153 // for(i= 1 ; i < 24 ; ++i)
1b492a97 154 // awid26[((i + 1) * 4) - 1]= GetParity(&awid26[i * 4], ODD, 3);
3bc3598e 155
156 return false;
157}
158
f5ed4d12 159// int CmdReadTrace(const char *Cmd)
160// {
161
162 // uint8_t bits[LF_BITSSTREAM_LEN] = {0x00};
163 // uint8_t * bitstream = bits;
164
165 // uint8_t si = 5;
166 // uint32_t bl0 = PackBits(si, 32, bitstream);
167 // uint32_t bl1 = PackBits(si+32, 32, bitstream);
168
169 // uint32_t acl = PackBits(si, 8, bitstream); si += 8;
170 // uint32_t mfc = PackBits(si, 8, bitstream); si += 8;
171 // uint32_t cid = PackBits(si, 5, bitstream); si += 5;
172 // uint32_t icr = PackBits(si, 3, bitstream); si += 3;
173 // uint32_t year = PackBits(si, 4, bitstream); si += 4;
174 // uint32_t quarter = PackBits(si, 2, bitstream); si += 2;
175 // uint32_t lotid = PackBits(si, 12, bitstream); si += 12;
176 // uint32_t wafer = PackBits(si, 5, bitstream); si += 5;
177 // uint32_t dw = PackBits(si, 15, bitstream);
178
179 // PrintAndLog("");
180 // PrintAndLog("-- T55xx Trace Information ----------------------------------");
181 // PrintAndLog("-------------------------------------------------------------");
182 // PrintAndLog(" ACL Allocation class (ISO/IEC 15963-1) : 0x%02X (%d)", acl, acl);
183 // PrintAndLog(" MFC Manufacturer ID (ISO/IEC 7816-6) : 0x%02X (%d)", mfc, mfc);
184 // PrintAndLog(" CID : 0x%02X (%d)", cid, cid);
185 // PrintAndLog(" ICR IC Revision : %d",icr );
186
187
188 // return 0;
189// }
190
191static command_t CommandTable[] =
192{
3bc3598e 193 {"help", CmdHelp, 1, "This help"},
194 {"clone", CmdClone, 1, "<facility> <id> -- clone AWID26 to t55xx tag"},
f5ed4d12 195 {NULL, NULL, 0, NULL}
196};
197
198int CmdLFAWID26(const char *Cmd)
199{
200 CmdsParse(CommandTable, Cmd);
201 return 0;
202}
203
204int CmdHelp(const char *Cmd)
205{
206 CmdsHelp(CommandTable);
207 return 0;
208}
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