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global parameter for standalone mode (catch pwd sent by reader)

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tharexde 2021-02-06 20:00:58 +01:00
commit ed642855d8
1 changed files with 22 additions and 0 deletions
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22
armsrc/Standalone/lf_tharexde.c
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@ -13,6 +13,7 @@
#include "proxmark3_arm.h" #include "proxmark3_arm.h"
#include "appmain.h" #include "appmain.h"
#include "BigBuf.h" #include "BigBuf.h"
#include "commonutil.h"
#include "fpgaloader.h" #include "fpgaloader.h"
#include "util.h" #include "util.h"
#include "dbprint.h" #include "dbprint.h"
@ -58,10 +59,12 @@
#define STATE_READ 1 #define STATE_READ 1
#define EM4X50_TAG_WORD 45 #define EM4X50_TAG_WORD 45
#define LF_EM4X50_INPUTFILE_SIM "lf_em4x50_simulate.eml" #define LF_EM4X50_INPUTFILE_SIM "lf_em4x50_simulate.eml"
#define LF_EM4X50_LOGFILE_SIM "lf_em4x50_tag_data.log"
#define LF_EM4X50_LOGFILE_COLLECT "lf_em4x50_collect.log" #define LF_EM4X50_LOGFILE_COLLECT "lf_em4x50_collect.log"
bool input_exists; bool input_exists;
bool log_exists; bool log_exists;
uint32_t gPassword;
static void LoadDataInstructions(const char *inputfile) { static void LoadDataInstructions(const char *inputfile) {
Dbprintf(""); Dbprintf("");
@ -188,6 +191,25 @@ void RunMod(void) {
em4x50_handle_commands(&command, tag); em4x50_handle_commands(&command, tag);
// check if new password was found
if (gPassword != reflect32(tag[0])) {
// save password to tag
tag[0] = reflect32(gPassword);
Dbprintf("received password: %08"PRIx32"", gPassword);
// overwrite inputfile in flash memory
memset(entry, 0, sizeof(entry));
for (int i = 0; i < EM4X50_NO_WORDS; i++) {
sprintf((char *)entry + strlen((char *)entry), "%08"PRIx32"\n", tag[i]);
}
log_exists = exists_in_spiffs(LF_EM4X50_LOGFILE_SIM);
Dbprintf("log_exists = %i", log_exists);
//append(LF_EM4X50_LOGFILE_SIM, entry, strlen((char *)entry));
}
// stop if key (pm3 button or enter key) has been pressed // stop if key (pm3 button or enter key) has been pressed
if (command == PM3_EOPABORTED) { if (command == PM3_EOPABORTED) {
break; break;