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added function CmdEM4x50EView

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This commit is contained in:
tharexde 2020-12-11 19:55:15 +01:00
parent 80c033b93b
commit ffd1fe1dde
1 changed files with 45 additions and 2 deletions
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47
client/src/cmdlfem4x50.c
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@ -259,6 +259,48 @@ int CmdEM4x50ESave(const char *Cmd) {
return PM3_SUCCESS;
}
int CmdEM4x50EView(const char *Cmd) {
CLIParserContext *ctx;
CLIParserInit(&ctx, "lf em 4x50 eview",
"Displays em4x50 content of emulator memory.",
"lf em 4x50 eview\n"
);
void *argtable[] = {
arg_param_begin,
arg_param_end
};
CLIExecWithReturn(ctx, Cmd, argtable, true);
CLIParserFree(ctx);
// download emulator memory
PrintAndLogEx(SUCCESS, "Reading emulator memory...");
uint8_t data[DUMP_FILESIZE] = {0x0};
if (GetFromDevice(BIG_BUF_EML, data, DUMP_FILESIZE, 0, NULL, 0, NULL, 2500, false) == false) {
PrintAndLogEx(WARNING, "Fail, transfer from device time-out");
return PM3_ETIMEOUT;
}
// valid em4x50 data?
uint32_t serial = bytes_to_num(data + 4 * EM4X50_DEVICE_SERIAL, 4);
uint32_t device_id = bytes_to_num(data + 4 * EM4X50_DEVICE_ID, 4);
if (serial == device_id) {
PrintAndLogEx(WARNING, "No valid em4x50 data in emulator memory.");
return PM3_ENODATA;
}
em4x50_word_t words[EM4X50_NO_WORDS];
for (int i = 0; i < EM4X50_NO_WORDS; i++) {
memcpy(words[i].byte, data + i * 4, 4);
}
print_result(words, 0, EM4X50_NO_WORDS - 1);
PrintAndLogEx(NORMAL, "");
return PM3_SUCCESS;
}
int CmdEM4x50Login(const char *Cmd) {
CLIParserContext *ctx;
CLIParserInit(&ctx, "lf em 4x50 login",
@ -1123,8 +1165,9 @@ static command_t CommandTable[] = {
{"reader", CmdEM4x50Reader, IfPm3EM4x50, "show standard read mode data of EM4x50"},
{"restore",CmdEM4x50Restore, IfPm3EM4x50, "restore EM4x50 dump to tag"},
{"sim", CmdEM4x50Sim, IfPm3EM4x50, "simulate EM4x50 tag"},
{"eload", CmdEM4x50ELoad, IfPm3EM4x50, "upload dump of EM4x50 to flash memory"},
{"esave", CmdEM4x50ESave, IfPm3EM4x50, "save flash memory to file"},
{"eload", CmdEM4x50ELoad, IfPm3EM4x50, "upload dump of EM4x50 to emulator memory"},
{"esave", CmdEM4x50ESave, IfPm3EM4x50, "save emulator memory to file"},
{"eview", CmdEM4x50EView, IfPm3EM4x50, "view EM4x50 content in emulator memory"},
{NULL, NULL, NULL, NULL}
};