mirror of
https://github.com/RfidResearchGroup/proxmark3.git
synced 2025-08-14 02:27:26 -07:00
first version of 4x50_eload and 4x50_esave
This commit is contained in:
tharexde
parent
18326934d6
commit
bb04832b9d
4 changed files with 178 additions and 5 deletions
|
|
@ -664,6 +664,8 @@ static command_t CommandTable[] = {
|
|||
{"4x50_restore",CmdEM4x50Restore, IfPm3EM4x50, "restore EM4x50 dump to tag"},
|
||||
{"4x50_sim", CmdEM4x50Sim, IfPm3EM4x50, "simulate single EM4x50 word (uid)"},
|
||||
{"4x50_std_read",CmdEM4x50StdRead, IfPm3EM4x50, "show standard read mode data of EM4x50 tag"},
|
||||
{"4x50_eload", CmdEM4x50ELoad, IfPm3EM4x50, "load a binary dump into emulator memory"},
|
||||
{"4x50_esave", CmdEM4x50ESave, IfPm3EM4x50, "save emulator memory to file"},
|
||||
{NULL, NULL, NULL, NULL}
|
||||
};
|
||||
|
||||
|
|
|
|||
|
|
@ -187,6 +187,31 @@ static int usage_lf_em4x50_std_read(void) {
|
|||
PrintAndLogEx(NORMAL, "");
|
||||
return PM3_SUCCESS;
|
||||
}
|
||||
static int usage_lf_em4x50_eload(void) {
|
||||
PrintAndLogEx(NORMAL, "Load dump file into emulator memory.");
|
||||
PrintAndLogEx(NORMAL, "");
|
||||
PrintAndLogEx(NORMAL, "Usage: lf em 4x50_eload [h] f <filename>");
|
||||
PrintAndLogEx(NORMAL, "Options:");
|
||||
PrintAndLogEx(NORMAL, " h - this help");
|
||||
PrintAndLogEx(NORMAL, " f <filename> - dump filename <filename.bin/eml/json>");
|
||||
PrintAndLogEx(NORMAL, "Examples:");
|
||||
PrintAndLogEx(NORMAL, _YELLOW_(" lf em 4x50_eload f em4x50dump.bin"));
|
||||
PrintAndLogEx(NORMAL, "");
|
||||
return PM3_SUCCESS;
|
||||
}
|
||||
static int usage_lf_em4x50_esave(void) {
|
||||
PrintAndLogEx(NORMAL, "Save emulator memory to file.");
|
||||
PrintAndLogEx(NORMAL, "");
|
||||
PrintAndLogEx(NORMAL, "Usage: lf em 4x50_esave [h] [f <filename>]");
|
||||
PrintAndLogEx(NORMAL, "Options:");
|
||||
PrintAndLogEx(NORMAL, " h - this help");
|
||||
PrintAndLogEx(NORMAL, " f <filename> - dump filename <filename.bin/eml/json>");
|
||||
PrintAndLogEx(NORMAL, "Examples:");
|
||||
PrintAndLogEx(NORMAL, _YELLOW_(" lf em 4x50_esave"));
|
||||
PrintAndLogEx(NORMAL, _YELLOW_(" lf em 4x50_esave f em4x50dump.bin"));
|
||||
PrintAndLogEx(NORMAL, "");
|
||||
return PM3_SUCCESS;
|
||||
}
|
||||
|
||||
static int loadFileEM4x50(const char *filename, uint8_t *data, size_t data_len) {
|
||||
|
||||
|
|
@ -950,6 +975,7 @@ int CmdEM4x50Watch(const char *Cmd) {
|
|||
|
||||
int CmdEM4x50Restore(const char *Cmd) {
|
||||
|
||||
size_t fn_len = 0;
|
||||
char filename[FILE_PATH_SIZE] = {0};
|
||||
char szTemp[FILE_PATH_SIZE - 20] = {0x00};
|
||||
|
||||
|
|
@ -973,7 +999,9 @@ int CmdEM4x50Restore(const char *Cmd) {
|
|||
break;
|
||||
|
||||
case 'f':
|
||||
param_getstr(Cmd, cmdp + 1, filename, FILE_PATH_SIZE);
|
||||
fn_len = param_getstr(Cmd, cmdp + 1, filename, FILE_PATH_SIZE);
|
||||
if (fn_len == 0)
|
||||
errors = true;
|
||||
cmdp += 2;
|
||||
break;
|
||||
|
||||
|
|
@ -1035,7 +1063,8 @@ int CmdEM4x50Restore(const char *Cmd) {
|
|||
|
||||
int CmdEM4x50Sim(const char *Cmd) {
|
||||
|
||||
bool errors = false, word_given = false;;
|
||||
bool errors = false, word_given = false, fn_given = false;
|
||||
size_t fn_len = 0;
|
||||
uint8_t cmdp = 0;
|
||||
char filename[FILE_PATH_SIZE] = {0};
|
||||
|
||||
|
|
@ -1055,7 +1084,11 @@ int CmdEM4x50Sim(const char *Cmd) {
|
|||
break;
|
||||
|
||||
case 'f':
|
||||
param_getstr(Cmd, cmdp + 1, filename, FILE_PATH_SIZE);
|
||||
fn_len = param_getstr(Cmd, cmdp + 1, filename, FILE_PATH_SIZE);
|
||||
if (fn_len != 0)
|
||||
fn_given = true;
|
||||
else
|
||||
errors = true;
|
||||
cmdp += 2;
|
||||
break;
|
||||
|
||||
|
|
@ -1067,10 +1100,10 @@ int CmdEM4x50Sim(const char *Cmd) {
|
|||
}
|
||||
|
||||
// validations
|
||||
if (errors)
|
||||
if (errors || ((word_given == false) && (fn_given == false)))
|
||||
return usage_lf_em4x50_sim();
|
||||
|
||||
if (word_given && (strlen(filename) != 0)) {
|
||||
if (word_given && fn_given) {
|
||||
PrintAndLogEx(INFO, "Plesae use either option 'u' or option 'f'");
|
||||
return usage_lf_em4x50_sim();
|
||||
}
|
||||
|
|
@ -1167,3 +1200,138 @@ int CmdEM4x50StdRead(const char *Cmd) {
|
|||
|
||||
return PM3_SUCCESS;
|
||||
}
|
||||
|
||||
static void em4x50_seteml(uint8_t *src, uint32_t offset, uint32_t nobytes) {
|
||||
|
||||
// fast push mode
|
||||
conn.block_after_ACK = true;
|
||||
|
||||
for (size_t i = offset; i < nobytes; i += PM3_CMD_DATA_SIZE) {
|
||||
|
||||
size_t len = MIN((nobytes - i), PM3_CMD_DATA_SIZE);
|
||||
if (len == nobytes - i) {
|
||||
// Disable fast mode on last packet
|
||||
conn.block_after_ACK = false;
|
||||
}
|
||||
|
||||
clearCommandBuffer();
|
||||
SendCommandOLD(CMD_LF_EM4X50_ESET, i, len, 0, src + i, len);
|
||||
}
|
||||
}
|
||||
|
||||
int CmdEM4x50ELoad(const char *Cmd) {
|
||||
|
||||
bool errors = false, fn_given = false;
|
||||
size_t nobytes = DUMP_FILESIZE, fn_len = 0;
|
||||
uint8_t cmdp = 0;
|
||||
char filename[FILE_PATH_SIZE] = {0};
|
||||
uint8_t *data = calloc(nobytes, sizeof(uint8_t));
|
||||
|
||||
if (!data) {
|
||||
PrintAndLogEx(WARNING, "Fail, cannot allocate memory");
|
||||
return PM3_EMALLOC;
|
||||
}
|
||||
|
||||
while (param_getchar(Cmd, cmdp) != 0x00 && !errors) {
|
||||
switch (tolower(param_getchar(Cmd, cmdp))) {
|
||||
|
||||
case 'h':
|
||||
return usage_lf_em4x50_eload();
|
||||
break;
|
||||
|
||||
case 'f':
|
||||
fn_len = param_getstr(Cmd, cmdp + 1, filename, FILE_PATH_SIZE);
|
||||
if (fn_len != 0)
|
||||
fn_given = true;
|
||||
else
|
||||
errors = true;
|
||||
cmdp += 2;
|
||||
break;
|
||||
|
||||
default:
|
||||
PrintAndLogEx(WARNING, "Unknown parameter '%c'", param_getchar(Cmd, cmdp));
|
||||
errors = true;
|
||||
break;
|
||||
};
|
||||
}
|
||||
|
||||
// validations
|
||||
if (errors || (fn_given == false))
|
||||
return usage_lf_em4x50_eload();
|
||||
|
||||
// read data from dump file; file type has to be "bin", "eml" or "json"
|
||||
if (loadFileEM4x50(filename, data, DUMP_FILESIZE) != PM3_SUCCESS) {
|
||||
PrintAndLogEx(FAILED, "Read error");
|
||||
return PM3_EFILE;
|
||||
}
|
||||
|
||||
PrintAndLogEx(INFO, "Uploading dump " _YELLOW_("%s") " to emulator memory", filename);
|
||||
em4x50_seteml(data, 0, nobytes);
|
||||
|
||||
free(data);
|
||||
PrintAndLogEx(SUCCESS, "Done");
|
||||
return PM3_SUCCESS;
|
||||
}
|
||||
|
||||
int CmdEM4x50ESave(const char *Cmd) {
|
||||
|
||||
bool errors = false;
|
||||
size_t nobytes = DUMP_FILESIZE, fn_len = 0;
|
||||
uint8_t cmdp = 0;
|
||||
char filename[FILE_PATH_SIZE] = {0};
|
||||
char *fptr = filename;
|
||||
uint8_t *data = calloc(nobytes, sizeof(uint8_t));
|
||||
|
||||
if (!data) {
|
||||
PrintAndLogEx(WARNING, "Fail, cannot allocate memory");
|
||||
return PM3_EMALLOC;
|
||||
}
|
||||
|
||||
while (param_getchar(Cmd, cmdp) != 0x00 && !errors) {
|
||||
switch (tolower(param_getchar(Cmd, cmdp))) {
|
||||
|
||||
case 'h':
|
||||
return usage_lf_em4x50_esave();
|
||||
break;
|
||||
|
||||
case 'f':
|
||||
fn_len = param_getstr(Cmd, cmdp + 1, filename, FILE_PATH_SIZE);
|
||||
if (fn_len == 0)
|
||||
errors = true;
|
||||
cmdp += 2;
|
||||
break;
|
||||
|
||||
default:
|
||||
PrintAndLogEx(WARNING, "Unknown parameter '%c'", param_getchar(Cmd, cmdp));
|
||||
errors = true;
|
||||
break;
|
||||
};
|
||||
}
|
||||
|
||||
// validations
|
||||
if (errors)
|
||||
return usage_lf_em4x50_esave();
|
||||
|
||||
// download emulator memory
|
||||
PrintAndLogEx(SUCCESS, "Reading emulator memory...");
|
||||
if (!GetFromDevice(BIG_BUF_EML, data, nobytes, 0, NULL, 0, NULL, 2500, false)) {
|
||||
PrintAndLogEx(WARNING, "Fail, transfer from device time-out");
|
||||
free(data);
|
||||
return PM3_ETIMEOUT;
|
||||
}
|
||||
|
||||
// user supplied filename?
|
||||
if (fn_len == 0) {
|
||||
PrintAndLogEx(INFO, "Using UID as filename");
|
||||
fptr += snprintf(fptr, sizeof(filename), "lf-4x50-");
|
||||
FillFileNameByUID(fptr, (uint8_t *)&data[4 * EM4X50_DEVICE_ID], "-dump", 4);
|
||||
}
|
||||
|
||||
PrintAndLogEx(INFO, "Uploading dump " _YELLOW_("%s") " to emulator memory", filename);
|
||||
em4x50_seteml(data, 0, nobytes);
|
||||
|
||||
saveFile(filename, ".bin", data, nobytes);
|
||||
saveFileEML(filename, data, nobytes, 4);
|
||||
saveFileJSON(filename, jsfEM4x50, data, nobytes, NULL);
|
||||
return PM3_SUCCESS;
|
||||
}
|
||||
|
|
|
|||
|
|
@ -31,5 +31,7 @@ int CmdEM4x50Watch(const char *Cmd);
|
|||
int CmdEM4x50Restore(const char *Cmd);
|
||||
int CmdEM4x50Sim(const char *Cmd);
|
||||
int CmdEM4x50StdRead(const char *Cmd);
|
||||
int CmdEM4x50ELoad(const char *Cmd);
|
||||
int CmdEM4x50ESave(const char *Cmd);
|
||||
|
||||
#endif
|
||||
|
|
|
|||
|
|
@ -515,6 +515,7 @@ typedef struct {
|
|||
#define CMD_LF_EM4X50_RESTORE 0x0249
|
||||
#define CMD_LF_EM4X50_SIM 0x0250
|
||||
#define CMD_LF_EM4X50_STD_READ 0x0251
|
||||
#define CMD_LF_EM4X50_ESET 0x0252
|
||||
// Sampling configuration for LF reader/sniffer
|
||||
#define CMD_LF_SAMPLING_SET_CONFIG 0x021D
|
||||
#define CMD_LF_FSK_SIMULATE 0x021E
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue