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Change copyright to allow GPLV3, for https://github.com/Proxmark/proxmark3/issues/527
[proxmark3-svn] / client / emv / apduinfo.c
1 //-----------------------------------------------------------------------------
2 // Copyright (C) 2017 Merlok
3 //
4 // This code is licensed to you under the terms of the GNU GPL, version 2 or,
5 // at your option, any later version. See the LICENSE.txt file for the text of
6 // the license.
7 //-----------------------------------------------------------------------------
8 // APDU status bytes information
9 //-----------------------------------------------------------------------------
10
11 #include "apduinfo.h"
12
13 const APDUCode APDUCodeTable[] = {
14 // ID Type Description
15 {"XXXX", APDUCODE_TYPE_NONE, ""}, // blank string
16 {"6---", APDUCODE_TYPE_ERROR, "Class not supported."},
17 {"61--", APDUCODE_TYPE_INFO, "Response bytes still available"},
18 {"61XX", APDUCODE_TYPE_INFO, "Command successfully executed; 'XX' bytes of data are available and can be requested using GET RESPONSE."},
19 {"62--", APDUCODE_TYPE_WARNING, "State of non-volatile memory unchanged"},
20 {"6200", APDUCODE_TYPE_WARNING, "No information given (NV-Ram not changed)"},
21 {"6201", APDUCODE_TYPE_WARNING, "NV-Ram not changed 1."},
22 {"6281", APDUCODE_TYPE_WARNING, "Part of returned data may be corrupted"},
23 {"6282", APDUCODE_TYPE_WARNING, "End of file/record reached before reading Le bytes"},
24 {"6283", APDUCODE_TYPE_WARNING, "Selected file invalidated"},
25 {"6284", APDUCODE_TYPE_WARNING, "Selected file is not valid. FCI not formated according to ISO"},
26 {"6285", APDUCODE_TYPE_WARNING, "No input data available from a sensor on the card. No Purse Engine enslaved for R3bc"},
27 {"62A2", APDUCODE_TYPE_WARNING, "Wrong R-MAC"},
28 {"62A4", APDUCODE_TYPE_WARNING, "Card locked (during reset( ))"},
29 {"62CX", APDUCODE_TYPE_WARNING, "Counter with value x (command dependent)"},
30 {"62F1", APDUCODE_TYPE_WARNING, "Wrong C-MAC"},
31 {"62F3", APDUCODE_TYPE_WARNING, "Internal reset"},
32 {"62F5", APDUCODE_TYPE_WARNING, "Default agent locked"},
33 {"62F7", APDUCODE_TYPE_WARNING, "Cardholder locked"},
34 {"62F8", APDUCODE_TYPE_WARNING, "Basement is current agent"},
35 {"62F9", APDUCODE_TYPE_WARNING, "CALC Key Set not unblocked"},
36 {"62FX", APDUCODE_TYPE_WARNING, "-"},
37 {"62XX", APDUCODE_TYPE_WARNING, "RFU"},
38 {"63--", APDUCODE_TYPE_WARNING, "State of non-volatile memory changed"},
39 {"6300", APDUCODE_TYPE_WARNING, "No information given (NV-Ram changed)"},
40 {"6381", APDUCODE_TYPE_WARNING, "File filled up by the last write. Loading/updating is not allowed."},
41 {"6382", APDUCODE_TYPE_WARNING, "Card key not supported."},
42 {"6383", APDUCODE_TYPE_WARNING, "Reader key not supported."},
43 {"6384", APDUCODE_TYPE_WARNING, "Plaintext transmission not supported."},
44 {"6385", APDUCODE_TYPE_WARNING, "Secured transmission not supported."},
45 {"6386", APDUCODE_TYPE_WARNING, "Volatile memory is not available."},
46 {"6387", APDUCODE_TYPE_WARNING, "Non-volatile memory is not available."},
47 {"6388", APDUCODE_TYPE_WARNING, "Key number not valid."},
48 {"6389", APDUCODE_TYPE_WARNING, "Key length is not correct."},
49 {"63C0", APDUCODE_TYPE_WARNING, "Verify fail, no try left."},
50 {"63C1", APDUCODE_TYPE_WARNING, "Verify fail, 1 try left."},
51 {"63C2", APDUCODE_TYPE_WARNING, "Verify fail, 2 tries left."},
52 {"63C3", APDUCODE_TYPE_WARNING, "Verify fail, 3 tries left."},
53 {"63CX", APDUCODE_TYPE_WARNING, "The counter has reached the value 'x' (0 = x = 15) (command dependent)."},
54 {"63F1", APDUCODE_TYPE_WARNING, "More data expected."},
55 {"63F2", APDUCODE_TYPE_WARNING, "More data expected and proactive command pending."},
56 {"63FX", APDUCODE_TYPE_WARNING, "-"},
57 {"63XX", APDUCODE_TYPE_WARNING, "RFU"},
58 {"64--", APDUCODE_TYPE_ERROR, "State of non-volatile memory unchanged"},
59 {"6400", APDUCODE_TYPE_ERROR, "No information given (NV-Ram not changed)"},
60 {"6401", APDUCODE_TYPE_ERROR, "Command timeout. Immediate response required by the card."},
61 {"64XX", APDUCODE_TYPE_ERROR, "RFU"},
62 {"65--", APDUCODE_TYPE_ERROR, "State of non-volatile memory changed"},
63 {"6500", APDUCODE_TYPE_ERROR, "No information given"},
64 {"6501", APDUCODE_TYPE_ERROR, "Write error. Memory failure. There have been problems in writing or reading the EEPROM. Other hardware problems may also bring this error."},
65 {"6581", APDUCODE_TYPE_ERROR, "Memory failure"},
66 {"65FX", APDUCODE_TYPE_ERROR, "-"},
67 {"65XX", APDUCODE_TYPE_ERROR, "RFU"},
68 {"66--", APDUCODE_TYPE_SECURITY, " "},
69 {"6600", APDUCODE_TYPE_SECURITY, "Error while receiving (timeout)"},
70 {"6601", APDUCODE_TYPE_SECURITY, "Error while receiving (character parity error)"},
71 {"6602", APDUCODE_TYPE_SECURITY, "Wrong checksum"},
72 {"6603", APDUCODE_TYPE_SECURITY, "The current DF file without FCI"},
73 {"6604", APDUCODE_TYPE_SECURITY, "No SF or KF under the current DF"},
74 {"6669", APDUCODE_TYPE_SECURITY, "Incorrect Encryption/Decryption Padding"},
75 {"66XX", APDUCODE_TYPE_SECURITY, "-"},
76 {"67--", APDUCODE_TYPE_ERROR, " "},
77 {"6700", APDUCODE_TYPE_ERROR, "Wrong length"},
78 {"67XX", APDUCODE_TYPE_ERROR, "length incorrect (procedure)(ISO 7816-3)"},
79 {"68--", APDUCODE_TYPE_ERROR, "Functions in CLA not supported"},
80 {"6800", APDUCODE_TYPE_ERROR, "No information given (The request function is not supported by the card)"},
81 {"6881", APDUCODE_TYPE_ERROR, "Logical channel not supported"},
82 {"6882", APDUCODE_TYPE_ERROR, "Secure messaging not supported"},
83 {"6883", APDUCODE_TYPE_ERROR, "Last command of the chain expected"},
84 {"6884", APDUCODE_TYPE_ERROR, "Command chaining not supported"},
85 {"68FX", APDUCODE_TYPE_ERROR, "-"},
86 {"68XX", APDUCODE_TYPE_ERROR, "RFU"},
87 {"69--", APDUCODE_TYPE_ERROR, "Command not allowed"},
88 {"6900", APDUCODE_TYPE_ERROR, "No information given (Command not allowed)"},
89 {"6901", APDUCODE_TYPE_ERROR, "Command not accepted (inactive state)"},
90 {"6981", APDUCODE_TYPE_ERROR, "Command incompatible with file structure"},
91 {"6982", APDUCODE_TYPE_ERROR, "Security condition not satisfied."},
92 {"6983", APDUCODE_TYPE_ERROR, "Authentication method blocked"},
93 {"6984", APDUCODE_TYPE_ERROR, "Referenced data reversibly blocked (invalidated)"},
94 {"6985", APDUCODE_TYPE_ERROR, "Conditions of use not satisfied."},
95 {"6986", APDUCODE_TYPE_ERROR, "Command not allowed (no current EF)"},
96 {"6987", APDUCODE_TYPE_ERROR, "Expected secure messaging (SM) object missing"},
97 {"6988", APDUCODE_TYPE_ERROR, "Incorrect secure messaging (SM) data object"},
98 {"698D", APDUCODE_TYPE_NONE, "Reserved"},
99 {"6996", APDUCODE_TYPE_ERROR, "Data must be updated again"},
100 {"69E1", APDUCODE_TYPE_ERROR, "POL1 of the currently Enabled Profile prevents this action."},
101 {"69F0", APDUCODE_TYPE_ERROR, "Permission Denied"},
102 {"69F1", APDUCODE_TYPE_ERROR, "Permission Denied - Missing Privilege"},
103 {"69FX", APDUCODE_TYPE_ERROR, "-"},
104 {"69XX", APDUCODE_TYPE_ERROR, "RFU"},
105 {"6A--", APDUCODE_TYPE_ERROR, "Wrong parameter(s) P1-P2"},
106 {"6A00", APDUCODE_TYPE_ERROR, "No information given (Bytes P1 and/or P2 are incorrect)"},
107 {"6A80", APDUCODE_TYPE_ERROR, "The parameters in the data field are incorrect."},
108 {"6A81", APDUCODE_TYPE_ERROR, "Function not supported"},
109 {"6A82", APDUCODE_TYPE_ERROR, "File not found"},
110 {"6A83", APDUCODE_TYPE_ERROR, "Record not found"},
111 {"6A84", APDUCODE_TYPE_ERROR, "There is insufficient memory space in record or file"},
112 {"6A85", APDUCODE_TYPE_ERROR, "Lc inconsistent with TLV structure"},
113 {"6A86", APDUCODE_TYPE_ERROR, "Incorrect P1 or P2 parameter."},
114 {"6A87", APDUCODE_TYPE_ERROR, "Lc inconsistent with P1-P2"},
115 {"6A88", APDUCODE_TYPE_ERROR, "Referenced data not found"},
116 {"6A89", APDUCODE_TYPE_ERROR, "File already exists"},
117 {"6A8A", APDUCODE_TYPE_ERROR, "DF name already exists."},
118 {"6AF0", APDUCODE_TYPE_ERROR, "Wrong parameter value"},
119 {"6AFX", APDUCODE_TYPE_ERROR, "-"},
120 {"6AXX", APDUCODE_TYPE_ERROR, "RFU"},
121 {"6B--", APDUCODE_TYPE_ERROR, " "},
122 {"6B00", APDUCODE_TYPE_ERROR, "Wrong parameter(s) P1-P2"},
123 {"6BXX", APDUCODE_TYPE_ERROR, "Reference incorrect (procedure byte), (ISO 7816-3)"},
124 {"6C--", APDUCODE_TYPE_ERROR, "Wrong length Le"},
125 {"6C00", APDUCODE_TYPE_ERROR, "Incorrect P3 length."},
126 {"6CXX", APDUCODE_TYPE_ERROR, "Bad length value in Le; 'xx' is the correct exact Le"},
127 {"6D--", APDUCODE_TYPE_ERROR, " "},
128 {"6D00", APDUCODE_TYPE_ERROR, "Instruction code not supported or invalid"},
129 {"6DXX", APDUCODE_TYPE_ERROR, "Instruction code not programmed or invalid (procedure byte), (ISO 7816-3)"},
130 {"6E--", APDUCODE_TYPE_ERROR, " "},
131 {"6E00", APDUCODE_TYPE_ERROR, "Class not supported"},
132 {"6EXX", APDUCODE_TYPE_ERROR, "Instruction class not supported (procedure byte), (ISO 7816-3)"},
133 {"6F--", APDUCODE_TYPE_ERROR, "Internal exception"},
134 {"6F00", APDUCODE_TYPE_ERROR, "Command aborted - more exact diagnosis not possible (e.g., operating system error)."},
135 {"6FFF", APDUCODE_TYPE_ERROR, "Card dead (overuse, \85)"},
136 {"6FXX", APDUCODE_TYPE_ERROR, "No precise diagnosis (procedure byte), (ISO 7816-3)"},
137 {"9---", APDUCODE_TYPE_NONE, ""},
138 {"9000", APDUCODE_TYPE_INFO, "Command successfully executed (OK)."},
139 {"9004", APDUCODE_TYPE_WARNING, "PIN not succesfully verified, 3 or more PIN tries left"},
140 {"9008", APDUCODE_TYPE_NONE, "Key/file not found"},
141 {"9080", APDUCODE_TYPE_WARNING, "Unblock Try Counter has reached zero"},
142 {"9100", APDUCODE_TYPE_NONE, "OK"},
143 {"9101", APDUCODE_TYPE_NONE, "States.activity, States.lock Status or States.lockable has wrong value"},
144 {"9102", APDUCODE_TYPE_NONE, "Transaction number reached its limit"},
145 {"910C", APDUCODE_TYPE_NONE, "No changes"},
146 {"910E", APDUCODE_TYPE_NONE, "Insufficient NV-Memory to complete command"},
147 {"911C", APDUCODE_TYPE_NONE, "Command code not supported"},
148 {"911E", APDUCODE_TYPE_NONE, "CRC or MAC does not match data"},
149 {"9140", APDUCODE_TYPE_NONE, "Invalid key number specified"},
150 {"917E", APDUCODE_TYPE_NONE, "Length of command string invalid"},
151 {"919D", APDUCODE_TYPE_NONE, "Not allow the requested command"},
152 {"919E", APDUCODE_TYPE_NONE, "Value of the parameter invalid"},
153 {"91A0", APDUCODE_TYPE_NONE, "Requested AID not present on PICC"},
154 {"91A1", APDUCODE_TYPE_NONE, "Unrecoverable error within application"},
155 {"91AE", APDUCODE_TYPE_NONE, "Authentication status does not allow the requested command"},
156 {"91AF", APDUCODE_TYPE_NONE, "Additional data frame is expected to be sent"},
157 {"91BE", APDUCODE_TYPE_NONE, "Out of boundary"},
158 {"91C1", APDUCODE_TYPE_NONE, "Unrecoverable error within PICC"},
159 {"91CA", APDUCODE_TYPE_NONE, "Previous Command was not fully completed"},
160 {"91CD", APDUCODE_TYPE_NONE, "PICC was disabled by an unrecoverable error"},
161 {"91CE", APDUCODE_TYPE_NONE, "Number of Applications limited to 28"},
162 {"91DE", APDUCODE_TYPE_NONE, "File or application already exists"},
163 {"91EE", APDUCODE_TYPE_NONE, "Could not complete NV-write operation due to loss of power"},
164 {"91F0", APDUCODE_TYPE_NONE, "Specified file number does not exist"},
165 {"91F1", APDUCODE_TYPE_NONE, "Unrecoverable error within file"},
166 {"920x", APDUCODE_TYPE_INFO, "Writing to EEPROM successful after 'x' attempts."},
167 {"9210", APDUCODE_TYPE_ERROR, "Insufficient memory. No more storage available."},
168 {"9240", APDUCODE_TYPE_ERROR, "Writing to EEPROM not successful."},
169 {"9301", APDUCODE_TYPE_NONE, "Integrity error"},
170 {"9302", APDUCODE_TYPE_NONE, "Candidate S2 invalid"},
171 {"9303", APDUCODE_TYPE_ERROR, "Application is permanently locked"},
172 {"9400", APDUCODE_TYPE_ERROR, "No EF selected."},
173 {"9401", APDUCODE_TYPE_NONE, "Candidate currency code does not match purse currency"},
174 {"9402", APDUCODE_TYPE_NONE, "Candidate amount too high"},
175 {"9402", APDUCODE_TYPE_ERROR, "Address range exceeded."},
176 {"9403", APDUCODE_TYPE_NONE, "Candidate amount too low"},
177 {"9404", APDUCODE_TYPE_ERROR, "FID not found, record not found or comparison pattern not found."},
178 {"9405", APDUCODE_TYPE_NONE, "Problems in the data field"},
179 {"9406", APDUCODE_TYPE_ERROR, "Required MAC unavailable"},
180 {"9407", APDUCODE_TYPE_NONE, "Bad currency : purse engine has no slot with R3bc currency"},
181 {"9408", APDUCODE_TYPE_NONE, "R3bc currency not supported in purse engine"},
182 {"9408", APDUCODE_TYPE_ERROR, "Selected file type does not match command."},
183 {"9580", APDUCODE_TYPE_NONE, "Bad sequence"},
184 {"9681", APDUCODE_TYPE_NONE, "Slave not found"},
185 {"9700", APDUCODE_TYPE_NONE, "PIN blocked and Unblock Try Counter is 1 or 2"},
186 {"9702", APDUCODE_TYPE_NONE, "Main keys are blocked"},
187 {"9704", APDUCODE_TYPE_NONE, "PIN not succesfully verified, 3 or more PIN tries left"},
188 {"9784", APDUCODE_TYPE_NONE, "Base key"},
189 {"9785", APDUCODE_TYPE_NONE, "Limit exceeded - C-MAC key"},
190 {"9786", APDUCODE_TYPE_NONE, "SM error - Limit exceeded - R-MAC key"},
191 {"9787", APDUCODE_TYPE_NONE, "Limit exceeded - sequence counter"},
192 {"9788", APDUCODE_TYPE_NONE, "Limit exceeded - R-MAC length"},
193 {"9789", APDUCODE_TYPE_NONE, "Service not available"},
194 {"9802", APDUCODE_TYPE_ERROR, "No PIN defined."},
195 {"9804", APDUCODE_TYPE_ERROR, "Access conditions not satisfied, authentication failed."},
196 {"9835", APDUCODE_TYPE_ERROR, "ASK RANDOM or GIVE RANDOM not executed."},
197 {"9840", APDUCODE_TYPE_ERROR, "PIN verification not successful."},
198 {"9850", APDUCODE_TYPE_ERROR, "INCREASE or DECREASE could not be executed because a limit has been reached."},
199 {"9862", APDUCODE_TYPE_ERROR, "Authentication Error, application specific (incorrect MAC)"},
200 {"9900", APDUCODE_TYPE_NONE, "1 PIN try left"},
201 {"9904", APDUCODE_TYPE_NONE, "PIN not succesfully verified, 1 PIN try left"},
202 {"9985", APDUCODE_TYPE_NONE, "Wrong status - Cardholder lock"},
203 {"9986", APDUCODE_TYPE_ERROR, "Missing privilege"},
204 {"9987", APDUCODE_TYPE_NONE, "PIN is not installed"},
205 {"9988", APDUCODE_TYPE_NONE, "Wrong status - R-MAC state"},
206 {"9A00", APDUCODE_TYPE_NONE, "2 PIN try left"},
207 {"9A04", APDUCODE_TYPE_NONE, "PIN not succesfully verified, 2 PIN try left"},
208 {"9A71", APDUCODE_TYPE_NONE, "Wrong parameter value - Double agent AID"},
209 {"9A72", APDUCODE_TYPE_NONE, "Wrong parameter value - Double agent Type"},
210 {"9D05", APDUCODE_TYPE_ERROR, "Incorrect certificate type"},
211 {"9D07", APDUCODE_TYPE_ERROR, "Incorrect session data size"},
212 {"9D08", APDUCODE_TYPE_ERROR, "Incorrect DIR file record size"},
213 {"9D09", APDUCODE_TYPE_ERROR, "Incorrect FCI record size"},
214 {"9D0A", APDUCODE_TYPE_ERROR, "Incorrect code size"},
215 {"9D10", APDUCODE_TYPE_ERROR, "Insufficient memory to load application"},
216 {"9D11", APDUCODE_TYPE_ERROR, "Invalid AID"},
217 {"9D12", APDUCODE_TYPE_ERROR, "Duplicate AID"},
218 {"9D13", APDUCODE_TYPE_ERROR, "Application previously loaded"},
219 {"9D14", APDUCODE_TYPE_ERROR, "Application history list full"},
220 {"9D15", APDUCODE_TYPE_ERROR, "Application not open"},
221 {"9D17", APDUCODE_TYPE_ERROR, "Invalid offset"},
222 {"9D18", APDUCODE_TYPE_ERROR, "Application already loaded"},
223 {"9D19", APDUCODE_TYPE_ERROR, "Invalid certificate"},
224 {"9D1A", APDUCODE_TYPE_ERROR, "Invalid signature"},
225 {"9D1B", APDUCODE_TYPE_ERROR, "Invalid KTU"},
226 {"9D1D", APDUCODE_TYPE_ERROR, "MSM controls not set"},
227 {"9D1E", APDUCODE_TYPE_ERROR, "Application signature does not exist"},
228 {"9D1F", APDUCODE_TYPE_ERROR, "KTU does not exist"},
229 {"9D20", APDUCODE_TYPE_ERROR, "Application not loaded"},
230 {"9D21", APDUCODE_TYPE_ERROR, "Invalid Open command data length"},
231 {"9D30", APDUCODE_TYPE_ERROR, "Check data parameter is incorrect (invalid start address)"},
232 {"9D31", APDUCODE_TYPE_ERROR, "Check data parameter is incorrect (invalid length)"},
233 {"9D32", APDUCODE_TYPE_ERROR, "Check data parameter is incorrect (illegal memory check area)"},
234 {"9D40", APDUCODE_TYPE_ERROR, "Invalid MSM Controls ciphertext"},
235 {"9D41", APDUCODE_TYPE_ERROR, "MSM controls already set"},
236 {"9D42", APDUCODE_TYPE_ERROR, "Set MSM Controls data length less than 2 bytes"},
237 {"9D43", APDUCODE_TYPE_ERROR, "Invalid MSM Controls data length"},
238 {"9D44", APDUCODE_TYPE_ERROR, "Excess MSM Controls ciphertext"},
239 {"9D45", APDUCODE_TYPE_ERROR, "Verification of MSM Controls data failed"},
240 {"9D50", APDUCODE_TYPE_ERROR, "Invalid MCD Issuer production ID"},
241 {"9D51", APDUCODE_TYPE_ERROR, "Invalid MCD Issuer ID"},
242 {"9D52", APDUCODE_TYPE_ERROR, "Invalid set MSM controls data date"},
243 {"9D53", APDUCODE_TYPE_ERROR, "Invalid MCD number"},
244 {"9D54", APDUCODE_TYPE_ERROR, "Reserved field error"},
245 {"9D55", APDUCODE_TYPE_ERROR, "Reserved field error"},
246 {"9D56", APDUCODE_TYPE_ERROR, "Reserved field error"},
247 {"9D57", APDUCODE_TYPE_ERROR, "Reserved field error"},
248 {"9D60", APDUCODE_TYPE_ERROR, "MAC verification failed"},
249 {"9D61", APDUCODE_TYPE_ERROR, "Maximum number of unblocks reached"},
250 {"9D62", APDUCODE_TYPE_ERROR, "Card was not blocked"},
251 {"9D63", APDUCODE_TYPE_ERROR, "Crypto functions not available"},
252 {"9D64", APDUCODE_TYPE_ERROR, "No application loaded"},
253 {"9E00", APDUCODE_TYPE_NONE, "PIN not installed"},
254 {"9E04", APDUCODE_TYPE_NONE, "PIN not succesfully verified, PIN not installed"},
255 {"9F00", APDUCODE_TYPE_NONE, "PIN blocked and Unblock Try Counter is 3"},
256 {"9F04", APDUCODE_TYPE_NONE, "PIN not succesfully verified, PIN blocked and Unblock Try Counter is 3"},
257 {"9FXX", APDUCODE_TYPE_NONE, "Command successfully executed; 'xx' bytes of data are available and can be requested using GET RESPONSE."},
258 {"9xXX", APDUCODE_TYPE_NONE, "Application related status, (ISO 7816-3)"}
259 };
260 const size_t APDUCodeTableLen = sizeof(APDUCodeTable)/sizeof(APDUCode);
261
262 int CodeCmp(const char *code1, const char *code2) {
263 int xsymb = 0;
264 int cmp = 0;
265 for (int i = 0; i < 4; i++) {
266 if (code1[i] == code2[i])
267 cmp++;
268 if (code1[i] == 'X' || code2[i] == 'X')
269 xsymb++;
270 }
271 if (cmp == 4)
272 return 0;
273
274 if (cmp + xsymb == 4)
275 return xsymb;
276
277 return -1;
278 }
279
280 const APDUCode* const GetAPDUCode(uint8_t sw1, uint8_t sw2) {
281 char buf[5] = {0};
282 int res;
283 int mineq = 100;
284 int mineqindx = 0;
285
286 sprintf(&buf[0], "%02X", sw1);
287 sprintf(&buf[2], "%02X", sw2);
288
289 for (int i = 0; i < APDUCodeTableLen; i++) {
290 res = CodeCmp(APDUCodeTable[i].ID, buf);
291
292 // equal
293 if (res == 0) {
294 return &APDUCodeTable[i];
295 }
296
297 // with some 'X'
298 if (res > 0 && mineq > res) {
299 mineq = res;
300 mineqindx = i;
301 }
302 }
303
304 // if we have not equal, but with some 'X'
305 if (mineqindx < 100) {
306 return &APDUCodeTable[mineqindx];
307 }
308
309 return NULL;
310 }
311
312 const char* GetAPDUCodeDescription(uint8_t sw1, uint8_t sw2) {
313 const APDUCode *cd = GetAPDUCode(sw1, sw2);
314 if (cd)
315 return cd->Description;
316 else
317 return APDUCodeTable[0].Description; //empty string
318 }
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