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change 'hf iclass readtagfile' - improved param handling, better helptext, f filename s startblock e endblock

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This commit is contained in:
iceman1001 2020-04-03 08:36:55 +02:00
commit 98553439aa
1 changed files with 62 additions and 25 deletions
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87
client/cmdhficlass.c
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@ -48,7 +48,7 @@ static uint8_t iClass_Key_Table[ICLASS_KEYS_MAX][8] = {
};
static int usage_hf_iclass_sim(void) {
PrintAndLogEx(NORMAL, "Usage: hf iclass sim <option> [CSN]");
PrintAndLogEx(NORMAL, "Usage: hf iclass sim [h] <option> [CSN]");
PrintAndLogEx(NORMAL, " options");
PrintAndLogEx(NORMAL, " 0 <CSN> simulate the given CSN");
PrintAndLogEx(NORMAL, " 1 simulate default CSN");
@ -65,7 +65,7 @@ static int usage_hf_iclass_sim(void) {
}
static int usage_hf_iclass_eload(void) {
PrintAndLogEx(NORMAL, "Loads iclass tag-dump into emulator memory on device");
PrintAndLogEx(NORMAL, "Usage: hf iclass eload f <filename>");
PrintAndLogEx(NORMAL, "Usage: hf iclass eload [h] f <filename>");
PrintAndLogEx(NORMAL, "Examples:");
PrintAndLogEx(NORMAL, " hf iclass eload f iclass_tagdump-aa162d30f8ff12f1.bin");
return PM3_SUCCESS;
@ -165,7 +165,16 @@ static int usage_hf_iclass_readblock(void) {
return PM3_SUCCESS;
}
static int usage_hf_iclass_readtagfile() {
PrintAndLogEx(NORMAL, "Usage: hf iclass readtagfile <filename> [startblock] [endblock]");
PrintAndLogEx(NORMAL, "Print a iClass tag-dump file");
PrintAndLogEx(NORMAL, "Usage: hf iClass readtagfile [f <filename>] [s <startblock>] [e <endblock>]");
PrintAndLogEx(NORMAL, "Options:");
PrintAndLogEx(NORMAL, " h this help");
PrintAndLogEx(NORMAL, " f <filename> filename of dump");
PrintAndLogEx(NORMAL, " s <startblock> print from this block (default block6)");
PrintAndLogEx(NORMAL, " e <endblock> end printing at this block (default 0, ALL)");
PrintAndLogEx(NORMAL, "Examples:");
PrintAndLogEx(NORMAL, _YELLOW_(" hf iclass readtagfile f iclass_tagdump-aa162d30f8ff12f1.bin"));
PrintAndLogEx(NORMAL, _YELLOW_(" hf iclass readtagfile s 1 f iclass_tagdump-aa162d30f8ff12f1.bin"));
return PM3_SUCCESS;
}
static int usage_hf_iclass_calc_newkey(void) {
@ -1354,8 +1363,8 @@ static int CmdHFiClassReader_Dump(const char *Cmd) {
// print the dump
PrintAndLogEx(NORMAL, "");
PrintAndLogEx(INFO, "------+--+-------------------------+");
PrintAndLogEx(INFO, "CSN |00| %s|", sprint_hex(tag_data, 8));
PrintAndLogEx(INFO, "------+--+-------------------------+----------");
PrintAndLogEx(INFO, " CSN |00| " _GREEN_("%s") "|", sprint_hex(tag_data, 8));
printIclassDumpContents(tag_data, 1, (gotBytes / 8), gotBytes);
if (filename[0] == 0) {
@ -1884,11 +1893,10 @@ static int CmdHFiClass_loclass(const char *Cmd) {
}
void printIclassDumpContents(uint8_t *iclass_dump, uint8_t startblock, uint8_t endblock, size_t filesize) {
uint8_t mem_config;
memcpy(&mem_config, iclass_dump + 13, 1);
uint8_t maxmemcount;
uint8_t maxmemcount;
uint8_t filemaxblock = filesize / 8;
uint8_t mem_config = iclass_dump[13];
if (mem_config & 0x80)
maxmemcount = 255;
@ -1905,7 +1913,15 @@ void printIclassDumpContents(uint8_t *iclass_dump, uint8_t startblock, uint8_t e
if (endblock > filemaxblock - 1)
endblock = filemaxblock - 1;
//PrintAndLog ("startblock: %d, endblock: %d, filesize: %d, maxmemcount: %d, filemaxblock: %d",startblock, endblock,filesize, maxmemcount, filemaxblock);
/*
PrintAndLogEx(INFO, "startblock: %u, endblock: %u, filesize: %zu, maxmemcount: %u, filemaxblock: %u"
, startblock
, endblock
, filesize
, maxmemcount
, filemaxblock
);
*/
int i = startblock;
PrintAndLogEx(INFO, "------+--+-------------------------+----------");
@ -1920,24 +1936,40 @@ void printIclassDumpContents(uint8_t *iclass_dump, uint8_t startblock, uint8_t e
static int CmdHFiClassReadTagFile(const char *Cmd) {
int startblock = 0;
int endblock = 0;
char tempnum[5];
FILE *f;
char filename[FILE_PATH_SIZE];
if (param_getstr(Cmd, 0, filename, sizeof(filename)) < 1)
return usage_hf_iclass_readtagfile();
bool errors = false;
uint8_t cmdp = 0;
while (param_getchar(Cmd, cmdp) != 0x00 && !errors) {
switch (tolower(param_getchar(Cmd, cmdp))) {
case 'h':
return usage_hf_iclass_readtagfile();
case 'f':
if (param_getstr(Cmd, cmdp + 1, filename, FILE_PATH_SIZE) >= FILE_PATH_SIZE) {
PrintAndLogEx(FAILED, "Filename too long");
errors = true;
break;
}
cmdp += 2;
break;
case 's':
startblock = param_get8ex(Cmd, cmdp + 1, 0, 10);
cmdp += 2;
break;
case 'e':
endblock = param_get8ex(Cmd, cmdp + 1, 0, 10);
cmdp += 2;
break;
default:
PrintAndLogEx(WARNING, "unknown parameter '%c'\n", param_getchar(Cmd, cmdp));
errors = true;
break;
}
}
if (param_getstr(Cmd, 1, tempnum, sizeof(tempnum)) < 1)
startblock = 0;
else
sscanf(tempnum, "%d", &startblock);
if (param_getstr(Cmd, 2, tempnum, sizeof(tempnum)) < 1)
endblock = 0;
else
sscanf(tempnum, "%d", &endblock);
if (errors || (strlen(Cmd) == 0)) return usage_hf_iclass_readtagfile();
// file handling and reading
f = fopen(filename, "rb");
FILE *f = fopen(filename, "rb");
if (!f) {
PrintAndLogEx(FAILED, "File: " _YELLOW_("%s") ": not found or locked.", filename);
return PM3_EFILE;
@ -1960,10 +1992,15 @@ static int CmdHFiClassReadTagFile(const char *Cmd) {
}
size_t bytes_read = fread(dump, 1, fsize, f);
fclose(f);
PrintAndLogEx(INFO, "File: " _YELLOW_("%s"), filename);
PrintAndLogEx(INFO, "File size %d bytes, file blocks %d (0x%02x)", bytes_read, bytes_read >> 3, bytes_read >> 3);
PrintAndLogEx(INFO, "Printing blocks from");
PrintAndLogEx(INFO, "start " _YELLOW_("0x%02x") "end " _YELLOW_("0x%02x"), (startblock == 0) ? 6 : startblock, endblock);
uint8_t *csn = dump;
PrintAndLogEx(INFO, "------+--+-------------------------+\n");
PrintAndLogEx(INFO, "CSN |00| %s|\n", sprint_hex(csn, 8));
PrintAndLogEx(INFO, "------+--+-------------------------+----------");
PrintAndLogEx(INFO, " CSN |00| " _GREEN_("%s") "|", sprint_hex(csn, 8));
printIclassDumpContents(dump, startblock, endblock, bytes_read);
free(dump);
return PM3_SUCCESS;