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proxmark3/client/cmdhffido.c

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added core files. need to add: 1. jansson (maybe needs jansson-devel) 2. arm and client side of exchangeapdu14a
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//-----------------------------------------------------------------------------
// Copyright (C) 2018 Merlok
//
// This code is licensed to you under the terms of the GNU GPL, version 2 or,
// at your option, any later version. See the LICENSE.txt file for the text of
// the license.
//-----------------------------------------------------------------------------
// High frequency MIFARE Plus commands
//-----------------------------------------------------------------------------
//
// Documentation here:
//
// FIDO Alliance specifications
// https://fidoalliance.org/download/
// FIDO NFC Protocol Specification v1.0
// https://fidoalliance.org/specs/fido-u2f-v1.2-ps-20170411/fido-u2f-nfc-protocol-v1.2-ps-20170411.html
// FIDO U2F Raw Message Formats
// https://fidoalliance.org/specs/fido-u2f-v1.2-ps-20170411/fido-u2f-raw-message-formats-v1.2-ps-20170411.html
//-----------------------------------------------------------------------------
#include "cmdhffido.h"
#include <inttypes.h>
#include <string.h>
#include <stdio.h>
#include <stdlib.h>
#include <ctype.h>
#include <unistd.h>
#include <jansson.h>
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#include <mbedtls/x509_crt.h>
#include <mbedtls/x509.h>
#include <mbedtls/pk.h>
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#include "comms.h"
#include "cmdmain.h"
#include "util.h"
#include "ui.h"
#include "proxmark3.h"
#include "mifare.h"
#include "emv/emvcore.h"
#include "emv/emvjson.h"
#include "emv/dump.h"
#include "cliparser/cliparser.h"
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#include "crypto/asn1utils.h"
#include "crypto/libpcrypto.h"
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#include "fido/cbortools.h"
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#include "fido/fidocore.h"
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#include "fido/cose.h"
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static int CmdHelp(const char *Cmd);
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int CmdHFFidoInfo(const char *cmd) {
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if (cmd && strlen(cmd) > 0)
PrintAndLog("WARNING: command don't have any parameters.\n");
// info about 14a part
CmdHF14AInfo("");
// FIDO info
PrintAndLog("--------------------------------------------");
SetAPDULogging(false);
uint8_t buf[APDU_RES_LEN] = {0};
size_t len = 0;
uint16_t sw = 0;
int res = FIDOSelect(true, true, buf, sizeof(buf), &len, &sw);
if (res) {
DropField();
return res;
}
if (sw != 0x9000) {
if (sw)
PrintAndLog("Not a FIDO card! APDU response: %04x - %s", sw, GetAPDUCodeDescription(sw >> 8, sw & 0xff));
else
PrintAndLog("APDU exchange error. Card returns 0x0000.");
DropField();
return 0;
}
if (!strncmp((char *)buf, "U2F_V2", 7)) {
if (!strncmp((char *)buf, "FIDO_2_0", 8)) {
PrintAndLog("FIDO2 authenricator detected. Version: %.*s", len, buf);
} else {
PrintAndLog("FIDO authenricator detected (not standard U2F).");
PrintAndLog("Non U2F authenticator version:");
dump_buffer((const unsigned char *)buf, len, NULL, 0);
}
} else {
PrintAndLog("FIDO U2F authenricator detected. Version: %.*s", len, buf);
}
res = FIDO2GetInfo(buf, sizeof(buf), &len, &sw);
DropField();
if (res) {
return res;
}
if (sw != 0x9000) {
PrintAndLog("FIDO2 version not exists (%04x - %s).", sw, GetAPDUCodeDescription(sw >> 8, sw & 0xff));
return 0;
}
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if (buf[0]) {
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PrintAndLog("FIDO2 ger version error: %d - %s", buf[0], fido2GetCmdErrorDescription(buf[0]));
return 0;
}
if (len > 1) {
// if (false) {
// PrintAndLog("FIDO2 version: (len=%d)", len);
// dump_buffer((const unsigned char *)buf, len, NULL, 0);
// }
PrintAndLog("FIDO2 version CBOR decoded:");
TinyCborPrintFIDOPackage(fido2CmdGetInfo, true, &buf[1], len - 1);
} else {
PrintAndLog("FIDO2 version length error");
}
return 0;
added core files. need to add: 1. jansson (maybe needs jansson-devel) 2. arm and client side of exchangeapdu14a
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}
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json_t *OpenJson(int paramnum, char *fname, void *argtable[], bool *err) {
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json_t *root = NULL;
json_error_t error;
*err = false;
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uint8_t jsonname[250] = {0};
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char *cjsonname = (char *)jsonname;
int jsonnamelen = 0;
// CLIGetStrWithReturn(paramnum, jsonname, &jsonnamelen);
if (CLIParamStrToBuf(arg_get_str(paramnum), jsonname, sizeof(jsonname), &jsonnamelen)) {
CLIParserFree();
return NULL;
}
// current path + file name
if (!strstr(cjsonname, ".json"))
strcat(cjsonname, ".json");
if (jsonnamelen) {
strcpy(fname, get_my_executable_directory());
strcat(fname, cjsonname);
if (access(fname, F_OK) != -1) {
root = json_load_file(fname, 0, &error);
if (!root) {
PrintAndLog("ERROR: json error on line %d: %s", error.line, error.text);
*err = true;
return NULL;
}
if (!json_is_object(root)) {
PrintAndLog("ERROR: Invalid json format. root must be an object.");
json_decref(root);
*err = true;
return NULL;
}
} else {
root = json_object();
}
}
return root;
added core files. need to add: 1. jansson (maybe needs jansson-devel) 2. arm and client side of exchangeapdu14a
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}
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int CmdHFFidoRegister(const char *cmd) {
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uint8_t data[64] = {0};
int chlen = 0;
uint8_t cdata[250] = {0};
int applen = 0;
uint8_t adata[250] = {0};
json_t *root = NULL;
CLIParserInit("hf fido reg",
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"Initiate a U2F token registration. Needs two 32-byte hash number. \nchallenge parameter (32b) and application parameter (32b).",
"Usage:\n\thf fido reg -> execute command with 2 parameters, filled 0x00\n"
"\thf fido reg 000102030405060708090a0b0c0d0e0f000102030405060708090a0b0c0d0e0f 000102030405060708090a0b0c0d0e0f000102030405060708090a0b0c0d0e0f -> execute command with parameters"
"\thf fido reg -p s0 s1 -> execute command with plain parameters");
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void *argtable[] = {
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arg_param_begin,
arg_lit0("aA", "apdu", "show APDU reqests and responses"),
arg_litn("vV", "verbose", 0, 2, "show technical data. vv - show full certificates data"),
arg_lit0("pP", "plain", "send plain ASCII to challenge and application parameters instead of HEX"),
arg_lit0("tT", "tlv", "Show DER certificate contents in TLV representation"),
arg_str0("jJ", "json", "fido.json", "JSON input / output file name for parameters."),
arg_str0(NULL, NULL, "<HEX/ASCII challenge parameter (32b HEX/1..16 chars)>", NULL),
arg_str0(NULL, NULL, "<HEX/ASCII application parameter (32b HEX/1..16 chars)>", NULL),
arg_param_end
};
CLIExecWithReturn(cmd, argtable, true);
bool APDULogging = arg_get_lit(1);
bool verbose = arg_get_lit(2);
bool verbose2 = arg_get_lit(2) > 1;
bool paramsPlain = arg_get_lit(3);
bool showDERTLV = arg_get_lit(4);
char fname[250] = {0};
bool err;
root = OpenJson(5, fname, argtable, &err);
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if (err)
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return 1;
if (root) {
size_t jlen;
JsonLoadBufAsHex(root, "$.ChallengeParam", data, 32, &jlen);
JsonLoadBufAsHex(root, "$.ApplicationParam", &data[32], 32, &jlen);
}
if (paramsPlain) {
memset(cdata, 0x00, 32);
CLIGetStrWithReturn(6, cdata, &chlen);
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if (chlen > 16) {
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PrintAndLog("ERROR: challenge parameter length in ASCII mode must be less than 16 chars instead of: %d", chlen);
return 1;
}
} else {
CLIGetHexWithReturn(6, cdata, &chlen);
if (chlen && chlen != 32) {
PrintAndLog("ERROR: challenge parameter length must be 32 bytes only.");
return 1;
}
}
if (chlen)
memmove(data, cdata, 32);
if (paramsPlain) {
memset(adata, 0x00, 32);
CLIGetStrWithReturn(7, adata, &applen);
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if (applen > 16) {
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PrintAndLog("ERROR: application parameter length in ASCII mode must be less than 16 chars instead of: %d", applen);
return 1;
}
} else {
CLIGetHexWithReturn(7, adata, &applen);
if (applen && applen != 32) {
PrintAndLog("ERROR: application parameter length must be 32 bytes only.");
return 1;
}
}
if (applen)
memmove(&data[32], adata, 32);
CLIParserFree();
SetAPDULogging(APDULogging);
// challenge parameter [32 bytes] - The challenge parameter is the SHA-256 hash of the Client Data, a stringified JSON data structure that the FIDO Client prepares
// application parameter [32 bytes] - The application parameter is the SHA-256 hash of the UTF-8 encoding of the application identity
uint8_t buf[2048] = {0};
size_t len = 0;
uint16_t sw = 0;
DropField();
int res = FIDOSelect(true, true, buf, sizeof(buf), &len, &sw);
if (res) {
PrintAndLog("Can't select authenticator. res=%x. Exit...", res);
DropField();
return res;
}
if (sw != 0x9000) {
PrintAndLog("Can't select FIDO application. APDU response status: %04x - %s", sw, GetAPDUCodeDescription(sw >> 8, sw & 0xff));
DropField();
return 2;
}
res = FIDORegister(data, buf, sizeof(buf), &len, &sw);
DropField();
if (res) {
PrintAndLog("Can't execute register command. res=%x. Exit...", res);
return res;
}
if (sw != 0x9000) {
PrintAndLog("ERROR execute register command. APDU response status: %04x - %s", sw, GetAPDUCodeDescription(sw >> 8, sw & 0xff));
return 3;
}
PrintAndLog("");
if (APDULogging)
PrintAndLog("---------------------------------------------------------------");
PrintAndLog("data len: %d", len);
if (verbose2) {
PrintAndLog("--------------data----------------------");
dump_buffer((const unsigned char *)buf, len, NULL, 0);
PrintAndLog("--------------data----------------------");
}
if (buf[0] != 0x05) {
PrintAndLog("ERROR: First byte must be 0x05, but it %2x", buf[0]);
return 5;
}
PrintAndLog("User public key: %s", sprint_hex(&buf[1], 65));
uint8_t keyHandleLen = buf[66];
PrintAndLog("Key handle[%d]: %s", keyHandleLen, sprint_hex(&buf[67], keyHandleLen));
int derp = 67 + keyHandleLen;
int derLen = (buf[derp + 2] << 8) + buf[derp + 3] + 4;
if (verbose2) {
PrintAndLog("DER certificate[%d]:\n------------------DER-------------------", derLen);
dump_buffer_simple((const unsigned char *)&buf[derp], derLen, NULL);
PrintAndLog("\n----------------DER---------------------");
} else {
if (verbose)
PrintAndLog("------------------DER-------------------");
PrintAndLog("DER certificate[%d]: %s...", derLen, sprint_hex(&buf[derp], 20));
}
// check and print DER certificate
uint8_t public_key[65] = {0};
// print DER certificate in TLV view
if (showDERTLV) {
PrintAndLog("----------------DER TLV-----------------");
asn1_print(&buf[derp], derLen, " ");
PrintAndLog("----------------DER TLV-----------------");
}
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FIDOCheckDERAndGetKey(&buf[derp], derLen, verbose, public_key, sizeof(public_key));
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// get hash
int hashp = 1 + 65 + 1 + keyHandleLen + derLen;
PrintAndLog("Hash[%d]: %s", len - hashp, sprint_hex(&buf[hashp], len - hashp));
// check ANSI X9.62 format ECDSA signature (on P-256)
uint8_t rval[300] = {0};
uint8_t sval[300] = {0};
res = ecdsa_asn1_get_signature(&buf[hashp], len - hashp, rval, sval);
if (!res) {
if (verbose) {
PrintAndLog(" r: %s", sprint_hex(rval, 32));
PrintAndLog(" s: %s", sprint_hex(sval, 32));
}
uint8_t xbuf[4096] = {0};
size_t xbuflen = 0;
res = FillBuffer(xbuf, sizeof(xbuf), &xbuflen,
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"\x00", 1,
&data[32], 32, // application parameter
&data[0], 32, // challenge parameter
&buf[67], keyHandleLen, // keyHandle
&buf[1], 65, // user public key
NULL, 0);
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//PrintAndLog("--xbuf(%d)[%d]: %s", res, xbuflen, sprint_hex(xbuf, xbuflen));
res = ecdsa_signature_verify(public_key, xbuf, xbuflen, &buf[hashp], len - hashp);
if (res) {
if (res == -0x4e00) {
PrintAndLog("Signature is NOT VALID.");
} else {
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PrintAndLog("Other signature check error: %x %s", (res < 0) ? -res : res, ecdsa_get_error(res));
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}
} else {
PrintAndLog("Signature is OK.");
}
} else {
PrintAndLog("Invalid signature. res=%d.", res);
}
PrintAndLog("\nauth command: ");
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printf("hf fido auth %s%s", paramsPlain ? "-p " : "", sprint_hex_inrow(&buf[67], keyHandleLen));
if (chlen || applen)
printf(" %s", paramsPlain ? (char *)cdata : sprint_hex_inrow(cdata, 32));
if (applen)
printf(" %s", paramsPlain ? (char *)adata : sprint_hex_inrow(adata, 32));
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printf("\n");
if (root) {
JsonSaveBufAsHex(root, "ChallengeParam", data, 32);
JsonSaveBufAsHex(root, "ApplicationParam", &data[32], 32);
JsonSaveBufAsHexCompact(root, "PublicKey", &buf[1], 65);
JsonSaveInt(root, "KeyHandleLen", keyHandleLen);
JsonSaveBufAsHexCompact(root, "KeyHandle", &buf[67], keyHandleLen);
JsonSaveBufAsHexCompact(root, "DER", &buf[67 + keyHandleLen], derLen);
res = json_dump_file(root, fname, JSON_INDENT(2));
if (res) {
PrintAndLog("ERROR: can't save the file: %s", fname);
return 200;
}
PrintAndLog("File `%s` saved.", fname);
// free json object
json_decref(root);
}
return 0;
added core files. need to add: 1. jansson (maybe needs jansson-devel) 2. arm and client side of exchangeapdu14a
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};
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int CmdHFFidoAuthenticate(const char *cmd) {
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uint8_t data[512] = {0};
uint8_t hdata[250] = {0};
bool public_key_loaded = false;
uint8_t public_key[65] = {0};
int hdatalen = 0;
uint8_t keyHandleLen = 0;
json_t *root = NULL;
CLIParserInit("hf fido auth",
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"Initiate a U2F token authentication. Needs key handle and two 32-byte hash number. \nkey handle(var 0..255), challenge parameter (32b) and application parameter (32b).",
"Usage:\n\thf fido auth 000102030405060708090a0b0c0d0e0f000102030405060708090a0b0c0d0e0f -> execute command with 2 parameters, filled 0x00 and key handle\n"
"\thf fido auth 000102030405060708090a0b0c0d0e0f000102030405060708090a0b0c0d0e0f000102030405060708090a0b0c0d0e0f000102030405060708090a0b0c0d0e0f "
"000102030405060708090a0b0c0d0e0f000102030405060708090a0b0c0d0e0f 000102030405060708090a0b0c0d0e0f000102030405060708090a0b0c0d0e0f -> execute command with parameters");
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void *argtable[] = {
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arg_param_begin,
arg_lit0("aA", "apdu", "show APDU reqests and responses"),
arg_lit0("vV", "verbose", "show technical data"),
arg_lit0("pP", "plain", "send plain ASCII to challenge and application parameters instead of HEX"),
arg_rem("default mode:", "dont-enforce-user-presence-and-sign"),
arg_lit0("uU", "user", "mode: enforce-user-presence-and-sign"),
arg_lit0("cC", "check", "mode: check-only"),
arg_str0("jJ", "json", "fido.json", "JSON input / output file name for parameters."),
arg_str0("kK", "key", "public key to verify signature", NULL),
arg_str0(NULL, NULL, "<HEX key handle (var 0..255b)>", NULL),
arg_str0(NULL, NULL, "<HEX/ASCII challenge parameter (32b HEX/1..16 chars)>", NULL),
arg_str0(NULL, NULL, "<HEX/ASCII application parameter (32b HEX/1..16 chars)>", NULL),
arg_param_end
};
CLIExecWithReturn(cmd, argtable, true);
bool APDULogging = arg_get_lit(1);
bool verbose = arg_get_lit(2);
bool paramsPlain = arg_get_lit(3);
uint8_t controlByte = 0x08;
if (arg_get_lit(5))
controlByte = 0x03;
if (arg_get_lit(6))
controlByte = 0x07;
char fname[250] = {0};
bool err;
root = OpenJson(7, fname, argtable, &err);
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if (err)
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return 1;
if (root) {
size_t jlen;
JsonLoadBufAsHex(root, "$.ChallengeParam", data, 32, &jlen);
JsonLoadBufAsHex(root, "$.ApplicationParam", &data[32], 32, &jlen);
JsonLoadBufAsHex(root, "$.KeyHandle", &data[65], 512 - 67, &jlen);
keyHandleLen = jlen & 0xff;
data[64] = keyHandleLen;
JsonLoadBufAsHex(root, "$.PublicKey", public_key, 65, &jlen);
public_key_loaded = (jlen > 0);
}
// public key
CLIGetHexWithReturn(8, hdata, &hdatalen);
if (hdatalen && hdatalen != 65) {
PrintAndLog("ERROR: public key length must be 65 bytes only.");
return 1;
}
if (hdatalen) {
memmove(public_key, hdata, hdatalen);
public_key_loaded = true;
}
CLIGetHexWithReturn(9, hdata, &hdatalen);
if (hdatalen > 255) {
PrintAndLog("ERROR: application parameter length must be less than 255.");
return 1;
}
if (hdatalen) {
keyHandleLen = hdatalen;
data[64] = keyHandleLen;
memmove(&data[65], hdata, keyHandleLen);
}
if (paramsPlain) {
memset(hdata, 0x00, 32);
CLIGetStrWithReturn(9, hdata, &hdatalen);
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if (hdatalen > 16) {
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PrintAndLog("ERROR: challenge parameter length in ASCII mode must be less than 16 chars instead of: %d", hdatalen);
return 1;
}
} else {
CLIGetHexWithReturn(10, hdata, &hdatalen);
if (hdatalen && hdatalen != 32) {
PrintAndLog("ERROR: challenge parameter length must be 32 bytes only.");
return 1;
}
}
if (hdatalen)
memmove(data, hdata, 32);
if (paramsPlain) {
memset(hdata, 0x00, 32);
CLIGetStrWithReturn(11, hdata, &hdatalen);
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if (hdatalen > 16) {
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PrintAndLog("ERROR: application parameter length in ASCII mode must be less than 16 chars instead of: %d", hdatalen);
return 1;
}
} else {
CLIGetHexWithReturn(10, hdata, &hdatalen);
if (hdatalen && hdatalen != 32) {
PrintAndLog("ERROR: application parameter length must be 32 bytes only.");
return 1;
}
}
if (hdatalen)
memmove(&data[32], hdata, 32);
CLIParserFree();
SetAPDULogging(APDULogging);
// (in parameter) conrtol byte 0x07 - check only, 0x03 - user presense + cign. 0x08 - sign only
// challenge parameter [32 bytes]
// application parameter [32 bytes]
// key handle length [1b] = N
// key handle [N]
uint8_t datalen = 32 + 32 + 1 + keyHandleLen;
uint8_t buf[2048] = {0};
size_t len = 0;
uint16_t sw = 0;
DropField();
int res = FIDOSelect(true, true, buf, sizeof(buf), &len, &sw);
if (res) {
PrintAndLog("Can't select authenticator. res=%x. Exit...", res);
DropField();
return res;
}
if (sw != 0x9000) {
PrintAndLog("Can't select FIDO application. APDU response status: %04x - %s", sw, GetAPDUCodeDescription(sw >> 8, sw & 0xff));
DropField();
return 2;
}
res = FIDOAuthentication(data, datalen, controlByte, buf, sizeof(buf), &len, &sw);
DropField();
if (res) {
PrintAndLog("Can't execute authentication command. res=%x. Exit...", res);
return res;
}
if (sw != 0x9000) {
PrintAndLog("ERROR execute authentication command. APDU response status: %04x - %s", sw, GetAPDUCodeDescription(sw >> 8, sw & 0xff));
return 3;
}
PrintAndLog("---------------------------------------------------------------");
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PrintAndLog("User presence: %s", (buf[0] ? "verified" : "not verified"));
uint32_t cntr = (uint32_t)bytes_to_num(&buf[1], 4);
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PrintAndLog("Counter: %d", cntr);
PrintAndLog("Hash[%d]: %s", len - 5, sprint_hex(&buf[5], len - 5));
// check ANSI X9.62 format ECDSA signature (on P-256)
uint8_t rval[300] = {0};
uint8_t sval[300] = {0};
res = ecdsa_asn1_get_signature(&buf[5], len - 5, rval, sval);
if (!res) {
if (verbose) {
PrintAndLog(" r: %s", sprint_hex(rval, 32));
PrintAndLog(" s: %s", sprint_hex(sval, 32));
}
if (public_key_loaded) {
uint8_t xbuf[4096] = {0};
size_t xbuflen = 0;
res = FillBuffer(xbuf, sizeof(xbuf), &xbuflen,
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&data[32], 32, // application parameter
&buf[0], 1, // user presence
&buf[1], 4, // counter
data, 32, // challenge parameter
NULL, 0);
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//PrintAndLog("--xbuf(%d)[%d]: %s", res, xbuflen, sprint_hex(xbuf, xbuflen));
res = ecdsa_signature_verify(public_key, xbuf, xbuflen, &buf[5], len - 5);
if (res) {
if (res == -0x4e00) {
PrintAndLog("Signature is NOT VALID.");
} else {
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PrintAndLog("Other signature check error: %x %s", (res < 0) ? -res : res, ecdsa_get_error(res));
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}
} else {
PrintAndLog("Signature is OK.");
}
} else {
PrintAndLog("No public key provided. can't check signature.");
}
} else {
PrintAndLog("Invalid signature. res=%d.", res);
}
if (root) {
JsonSaveBufAsHex(root, "ChallengeParam", data, 32);
JsonSaveBufAsHex(root, "ApplicationParam", &data[32], 32);
JsonSaveInt(root, "KeyHandleLen", keyHandleLen);
JsonSaveBufAsHexCompact(root, "KeyHandle", &data[65], keyHandleLen);
JsonSaveInt(root, "Counter", cntr);
res = json_dump_file(root, fname, JSON_INDENT(2));
if (res) {
PrintAndLog("ERROR: can't save the file: %s", fname);
return 200;
}
PrintAndLog("File `%s` saved.", fname);
// free json object
json_decref(root);
}
return 0;
added core files. need to add: 1. jansson (maybe needs jansson-devel) 2. arm and client side of exchangeapdu14a
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};
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void CheckSlash(char *fileName) {
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if ((fileName[strlen(fileName) - 1] != '/') &&
changing {} style to match majority of previous style
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(fileName[strlen(fileName) - 1] != '\\'))
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strcat(fileName, "/");
load json OK
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}
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int GetExistsFileNameJson(char *prefixDir, char *reqestedFileName, char *fileName) {
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fileName[0] = 0x00;
strcpy(fileName, get_my_executable_directory());
CheckSlash(fileName);
strcat(fileName, prefixDir);
CheckSlash(fileName);
strcat(fileName, reqestedFileName);
if (!strstr(fileName, ".json"))
strcat(fileName, ".json");
if (access(fileName, F_OK) < 0) {
strcpy(fileName, get_my_executable_directory());
CheckSlash(fileName);
strcat(fileName, reqestedFileName);
if (!strstr(fileName, ".json"))
strcat(fileName, ".json");
if (access(fileName, F_OK) < 0) {
return 1; // file not found
}
}
return 0;
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}
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int CmdHFFido2MakeCredential(const char *cmd) {
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json_error_t error;
json_t *root = NULL;
char fname[300] = {0};
CLIParserInit("hf fido make",
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"Execute a FIDO2 Make Credentional command. Needs json file with parameters. Sample file `fido2.json`. File can be placed in proxmark directory or in `proxmark/fido` directory.",
"Usage:\n\thf fido make -> execute command default parameters file `fido2.json`\n"
"\thf fido make test.json -> execute command with parameters file `text.json`");
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make style
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void *argtable[] = {
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arg_param_begin,
arg_lit0("aA", "apdu", "show APDU reqests and responses"),
arg_litn("vV", "verbose", 0, 2, "show technical data. vv - show full certificates data"),
arg_lit0("tT", "tlv", "Show DER certificate contents in TLV representation"),
arg_lit0("cC", "cbor", "show CBOR decoded data"),
arg_str0(NULL, NULL, "<json file name>", "JSON input / output file name for parameters. Default `fido2.json`"),
arg_param_end
};
CLIExecWithReturn(cmd, argtable, true);
bool APDULogging = arg_get_lit(1);
bool verbose = arg_get_lit(2);
bool verbose2 = arg_get_lit(2) > 1;
bool showDERTLV = arg_get_lit(3);
bool showCBOR = arg_get_lit(4);
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uint8_t jsonname[250] = {0};
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char *cjsonname = (char *)jsonname;
int jsonnamelen = 0;
CLIGetStrWithReturn(5, jsonname, &jsonnamelen);
if (!jsonnamelen) {
strcat(cjsonname, "fido2");
jsonnamelen = strlen(cjsonname);
}
CLIParserFree();
SetAPDULogging(APDULogging);
int res = GetExistsFileNameJson("fido", cjsonname, fname);
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if (res) {
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PrintAndLog("ERROR: Can't found the json file.");
return res;
}
PrintAndLog("fname: %s\n", fname);
root = json_load_file(fname, 0, &error);
if (!root) {
PrintAndLog("ERROR: json error on line %d: %s", error.line, error.text);
return 1;
}
uint8_t data[2048] = {0};
size_t datalen = 0;
uint8_t buf[2048] = {0};
size_t len = 0;
uint16_t sw = 0;
DropField();
res = FIDOSelect(true, true, buf, sizeof(buf), &len, &sw);
if (res) {
PrintAndLog("Can't select authenticator. res=%x. Exit...", res);
DropField();
return res;
}
if (sw != 0x9000) {
PrintAndLog("Can't select FIDO application. APDU response status: %04x - %s", sw, GetAPDUCodeDescription(sw >> 8, sw & 0xff));
DropField();
return 2;
}
res = FIDO2CreateMakeCredentionalReq(root, data, sizeof(data), &datalen);
if (res)
return res;
if (showCBOR) {
PrintAndLog("CBOR make credentional request:");
PrintAndLog("---------------- CBOR ------------------");
TinyCborPrintFIDOPackage(fido2CmdMakeCredential, false, data, datalen);
PrintAndLog("---------------- CBOR ------------------");
}
res = FIDO2MakeCredential(data, datalen, buf, sizeof(buf), &len, &sw);
DropField();
if (res) {
PrintAndLog("Can't execute make credential command. res=%x. Exit...", res);
return res;
}
if (sw != 0x9000) {
PrintAndLog("ERROR execute make credential command. APDU response status: %04x - %s", sw, GetAPDUCodeDescription(sw >> 8, sw & 0xff));
return 3;
}
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if (buf[0]) {
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PrintAndLog("FIDO2 make credential error: %d - %s", buf[0], fido2GetCmdErrorDescription(buf[0]));
return 0;
}
PrintAndLog("MakeCredential result (%d b) OK.", len);
if (showCBOR) {
PrintAndLog("CBOR make credentional response:");
PrintAndLog("---------------- CBOR ------------------");
TinyCborPrintFIDOPackage(fido2CmdMakeCredential, true, &buf[1], len - 1);
PrintAndLog("---------------- CBOR ------------------");
}
// parse returned cbor
FIDO2MakeCredentionalParseRes(root, &buf[1], len - 1, verbose, verbose2, showCBOR, showDERTLV);
if (root) {
res = json_dump_file(root, fname, JSON_INDENT(2));
if (res) {
PrintAndLog("ERROR: can't save the file: %s", fname);
return 200;
}
PrintAndLog("File `%s` saved.", fname);
}
json_decref(root);
return 0;
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};
changing {} style to match majority of previous style
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int CmdHFFido2GetAssertion(const char *cmd) {
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json_error_t error;
json_t *root = NULL;
char fname[300] = {0};
CLIParserInit("hf fido assert",
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"Execute a FIDO2 Get Assertion command. Needs json file with parameters. Sample file `fido2.json`. File can be placed in proxmark directory or in `proxmark/fido` directory.",
"Usage:\n\thf fido assert -> execute command default parameters file `fido2.json`\n"
"\thf fido assert test.json -l -> execute command with parameters file `text.json` and add to request CredentialId");
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make style
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void *argtable[] = {
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arg_param_begin,
arg_lit0("aA", "apdu", "show APDU reqests and responses"),
arg_litn("vV", "verbose", 0, 2, "show technical data. vv - show full certificates data"),
arg_lit0("cC", "cbor", "show CBOR decoded data"),
arg_lit0("lL", "list", "add CredentialId from json to allowList. Needs if `rk` option is `false` (authenticator don't store credential to its memory)"),
arg_str0(NULL, NULL, "<json file name>", "JSON input / output file name for parameters. Default `fido2.json`"),
arg_param_end
};
CLIExecWithReturn(cmd, argtable, true);
bool APDULogging = arg_get_lit(1);
bool verbose = arg_get_lit(2);
bool verbose2 = arg_get_lit(2) > 1;
bool showCBOR = arg_get_lit(3);
bool createAllowList = arg_get_lit(4);
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uint8_t jsonname[250] = {0};
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char *cjsonname = (char *)jsonname;
int jsonnamelen = 0;
CLIGetStrWithReturn(5, jsonname, &jsonnamelen);
if (!jsonnamelen) {
strcat(cjsonname, "fido2");
jsonnamelen = strlen(cjsonname);
}
CLIParserFree();
SetAPDULogging(APDULogging);
int res = GetExistsFileNameJson("fido", "fido2", fname);
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if (res) {
client: fix mix of spaces & tabs
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PrintAndLog("ERROR: Can't found the json file.");
return res;
}
PrintAndLog("fname: %s\n", fname);
root = json_load_file(fname, 0, &error);
if (!root) {
PrintAndLog("ERROR: json error on line %d: %s", error.line, error.text);
return 1;
}
uint8_t data[2048] = {0};
size_t datalen = 0;
uint8_t buf[2048] = {0};
size_t len = 0;
uint16_t sw = 0;
DropField();
res = FIDOSelect(true, true, buf, sizeof(buf), &len, &sw);
if (res) {
PrintAndLog("Can't select authenticator. res=%x. Exit...", res);
DropField();
return res;
}
if (sw != 0x9000) {
PrintAndLog("Can't select FIDO application. APDU response status: %04x - %s", sw, GetAPDUCodeDescription(sw >> 8, sw & 0xff));
DropField();
return 2;
}
res = FIDO2CreateGetAssertionReq(root, data, sizeof(data), &datalen, createAllowList);
if (res)
return res;
if (showCBOR) {
PrintAndLog("CBOR get assertion request:");
PrintAndLog("---------------- CBOR ------------------");
TinyCborPrintFIDOPackage(fido2CmdGetAssertion, false, data, datalen);
PrintAndLog("---------------- CBOR ------------------");
}
res = FIDO2GetAssertion(data, datalen, buf, sizeof(buf), &len, &sw);
DropField();
if (res) {
PrintAndLog("Can't execute get assertion command. res=%x. Exit...", res);
return res;
}
if (sw != 0x9000) {
PrintAndLog("ERROR execute get assertion command. APDU response status: %04x - %s", sw, GetAPDUCodeDescription(sw >> 8, sw & 0xff));
return 3;
}
make style
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if (buf[0]) {
client: fix mix of spaces & tabs
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PrintAndLog("FIDO2 get assertion error: %d - %s", buf[0], fido2GetCmdErrorDescription(buf[0]));
return 0;
}
PrintAndLog("GetAssertion result (%d b) OK.", len);
if (showCBOR) {
PrintAndLog("CBOR get assertion response:");
PrintAndLog("---------------- CBOR ------------------");
TinyCborPrintFIDOPackage(fido2CmdGetAssertion, true, &buf[1], len - 1);
PrintAndLog("---------------- CBOR ------------------");
}
// parse returned cbor
FIDO2GetAssertionParseRes(root, &buf[1], len - 1, verbose, verbose2, showCBOR);
if (root) {
res = json_dump_file(root, fname, JSON_INDENT(2));
if (res) {
PrintAndLog("ERROR: can't save the file: %s", fname);
return 200;
}
PrintAndLog("File `%s` saved.", fname);
}
json_decref(root);
return 0;
added command sketch
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};
make style
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static command_t CommandTable[] = {
{"help", CmdHelp, 1, "This help."},
{"info", CmdHFFidoInfo, 0, "Info about FIDO tag."},
{"reg", CmdHFFidoRegister, 0, "FIDO U2F Registration Message."},
{"auth", CmdHFFidoAuthenticate, 0, "FIDO U2F Authentication Message."},
{"make", CmdHFFido2MakeCredential, 0, "FIDO2 MakeCredential command."},
{"assert", CmdHFFido2GetAssertion, 0, "FIDO2 GetAssertion command."},
{NULL, NULL, 0, NULL}
added core files. need to add: 1. jansson (maybe needs jansson-devel) 2. arm and client side of exchangeapdu14a
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};
changing {} style to match majority of previous style
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int CmdHFFido(const char *Cmd) {
client: fix mix of spaces & tabs
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(void)WaitForResponseTimeout(CMD_ACK, NULL, 100);
CmdsParse(CommandTable, Cmd);
return 0;
added core files. need to add: 1. jansson (maybe needs jansson-devel) 2. arm and client side of exchangeapdu14a
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}
changing {} style to match majority of previous style
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int CmdHelp(const char *Cmd) {
make style
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CmdsHelp(CommandTable);
return 0;
added core files. need to add: 1. jansson (maybe needs jansson-devel) 2. arm and client side of exchangeapdu14a
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}
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