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-rw-r--r--net-wireless/mfoc/Manifest3
-rw-r--r--net-wireless/mfoc/files/mfoc-libnfc-1.5.1.patch217
-rw-r--r--net-wireless/mfoc/mfoc-0.10.2.ebuild28
3 files changed, 248 insertions, 0 deletions
diff --git a/net-wireless/mfoc/Manifest b/net-wireless/mfoc/Manifest
new file mode 100644
index 00000000..8b38b00f
--- /dev/null
+++ b/net-wireless/mfoc/Manifest
@@ -0,0 +1,3 @@
+AUX mfoc-libnfc-1.5.1.patch 8908 RMD160 8d94b6c35fc786263afa6edff01adec42a7a094e SHA1 a85959cfe99fc5c82ec0f3ec2b4d091f444cb430 SHA256 dd6334ffa5939f11260d6bc7f5b4960162260348812ff4cc65478e51302be436
+DIST mfoc-0.10.2.tar.gz 112864 RMD160 a74ccdc22f4ead364872bac0beee0564c53f2be2 SHA1 cce1662300eeab303d375f746dd52e515e2f0e99 SHA256 fc38b990bf37b6416949d0a7c6481bdd8a67698cbb4dcae00c0576fd10845cb0
+EBUILD mfoc-0.10.2.ebuild 550 RMD160 8261f1420540deb08b1fa471bd785cda0d8d4dd8 SHA1 2a4d69343b95a759d5b683a43c48029088204e67 SHA256 81af43a5574b1c0cceba3d2b7dc8cf7af59ffb396c1f51d8723c12b56bf22fe9
diff --git a/net-wireless/mfoc/files/mfoc-libnfc-1.5.1.patch b/net-wireless/mfoc/files/mfoc-libnfc-1.5.1.patch
new file mode 100644
index 00000000..c19a554a
--- /dev/null
+++ b/net-wireless/mfoc/files/mfoc-libnfc-1.5.1.patch
@@ -0,0 +1,217 @@
+diff -Nru mfoc-0.10.2/src//mfoc.c mfoc/src//mfoc.c
+--- mfoc-0.10.2/src//mfoc.c 2011-05-18 11:18:29.000000000 +0200
++++ mfoc/src//mfoc.c 2012-02-11 02:02:27.028185737 +0100
+@@ -70,11 +70,11 @@
+ bool skip = false;
+
+ // Next default key specified as option (-k)
+- byte_t * defKey = NULL;
++ byte_t * defKeys = NULL, *p;
++ size_t defKeys_len = 0;
+
+ // Array with default Mifare Classic keys
+ byte_t defaultKeys[][6] = {
+- {0xff, 0xff, 0xff, 0xff, 0xff, 0xff}, // User defined key slot
+ {0xff, 0xff, 0xff, 0xff, 0xff, 0xff}, // Default key (first key used by program if no user defined key)
+ {0xa0, 0xa1, 0xa2, 0xa3, 0xa4, 0xa5}, // NFCForum MAD key
+ {0xd3, 0xf7, 0xd3, 0xf7, 0xd3, 0xf7}, // NFCForum content key
+@@ -128,16 +128,17 @@
+ // fprintf(stdout, "Tolerance number: %d\n", probes);
+ break;
+ case 'k':
+- // Add this key to the default keys list
+- if ((defKey = calloc(6, sizeof(byte_t))) == NULL) {
+- ERR ("Cannot allocate memory for defKey");
++ // Add this key to the default keys
++ p = realloc(defKeys, defKeys_len + 6);
++ if (!p) {
++ ERR ("Cannot allocate memory for defKeys");
+ exit (EXIT_FAILURE);
+- } else {
+- bzero(defKey, 6);
+- num_to_bytes(strtoll(optarg, NULL, 16), 6, defKey);
+- memcpy(defaultKeys[0], defKey, 6);
+ }
+- fprintf(stdout, "The custom key 0x%012llx has been added to the default keys\n", bytes_to_num(defKey, 6));
++ defKeys = p;
++ memset(defKeys+defKeys_len, 0, 6);
++ num_to_bytes(strtoll(optarg, NULL, 16), 6, defKeys+defKeys_len);
++ fprintf(stdout, "The custom key 0x%012llx has been added to the default keys\n", bytes_to_num(defKeys+defKeys_len, 6));
++ defKeys_len = defKeys_len + 6;
+
+ break;
+ case 'O':
+@@ -252,9 +253,16 @@
+ memcpy(mp.mpa.abtUid, t.nt.nti.nai.abtUid, sizeof(mp.mpa.abtUid));
+ // Iterate over all keys (n = number of keys)
+ n = sizeof(defaultKeys)/sizeof(defaultKeys[0]);
+- for (key = 0; key < n; key++) {
+- if (key == 0 && defKey == NULL) ++key; // Custom key not provided, try another key
+- memcpy(mp.mpa.abtKey, defaultKeys[key], sizeof(mp.mpa.abtKey));
++ size_t defKey_bytes_todo = defKeys_len;
++ key = 0;
++ while (key < n) {
++ if (defKey_bytes_todo > 0) {
++ memcpy(mp.mpa.abtKey, defKeys + defKeys_len - defKey_bytes_todo, sizeof(mp.mpa.abtKey));
++ defKey_bytes_todo -= sizeof(mp.mpa.abtKey);
++ } else {
++ memcpy(mp.mpa.abtKey, defaultKeys[key], sizeof(mp.mpa.abtKey));
++ key++;
++ }
+ fprintf(stdout, "[Key: %012llx] -> ", bytes_to_num(mp.mpa.abtKey, 6));
+ fprintf(stdout, "[");
+ i = 0; // Sector counter
+@@ -511,22 +519,24 @@
+ }
+
+ void usage(FILE * stream, int errno) {
+- fprintf(stream, "mfoc %s\n\n", PACKAGE_VERSION);
+- fprintf(stream, "usage: mfoc [-h] [-P probnum] [-T tolerance] [-k custom_key] [-O output]\n\n");
+- fprintf(stream, "example: mfoc -O card_dump\n");
+- fprintf(stream, "example: mfoc -k ffffeeeedddd -O card_dump\n");
+- fprintf(stream, "example: mfoc -P 50 -O card_dump\n");
+- fprintf(stream, "\n");
+- fprintf(stream, " h : print this help\n");
+-// fprintf(stream, " B : instead of 'A' dump 'B' keys\n");
+- fprintf(stream, " k : use a specified key instead of looking for defaults ones\n");
+-// fprintf(stream, " D : number of distance probes, default is 20\n");
+-// fprintf(stream, " S : number of sets with keystreams, default is 5\n");
+- fprintf(stream, " P : number of probes for a key recovery for one sector, default is 20\n");
+- fprintf(stream, " T : range for a possible distance tolerance, default is 20 (40 in both direction)\n");
+-// fprintf(stream, " s : specify the list of sectors to crack, for example -s 0,1,3,5\n");
+- fprintf(stream, " O : dump file where the revealed keys should be stored\n");
++ fprintf(stream, "Usage: mfoc [-h] [-k key]... [-P probnum] [-T tolerance] [-O output]\n");
++ fprintf(stream, "\n");
++ fprintf(stream, " h print this help and exit\n");
++// fprintf(stream, " B instead of 'A' dump 'B' keys\n");
++ fprintf(stream, " k try the specified key in addition to the default keys\n");
++// fprintf(stream, " D number of distance probes, default is 20\n");
++// fprintf(stream, " S number of sets with keystreams, default is 5\n");
++ fprintf(stream, " P number of probes per sector, instead of default of 20\n");
++ fprintf(stream, " T nonce tolerance half-range, instead of default of 20\n (i.e., 40 for the total range, in both directions)\n");
++// fprintf(stream, " s specify the list of sectors to crack, for example -s 0,1,3,5\n");
++ fprintf(stream, " O file in which the card contents will be written (REQUIRED)\n");
++ fprintf(stream, "\n");
++ fprintf(stream, "Example: mfoc -O mycard.mfd\n");
++ fprintf(stream, "Example: mfoc -k ffffeeeedddd -O mycard.mfd\n");
++ fprintf(stream, "Example: mfoc -P 50 -T 30 -O mycard.mfd\n");
+ fprintf(stream, "\n");
++ fprintf(stream, "This is mfoc version %s.\n", PACKAGE_VERSION);
++ fprintf(stream, "For more information, run: 'man mfoc'.\n");
+ exit(errno);
+ }
+
+@@ -534,7 +544,7 @@
+ // Connect to the first NFC device
+ r->pdi = nfc_connect(NULL);
+ if (!r->pdi) {
+- ERR ("Unable to connect to NFC device\n");
++ printf ("No NFC device found.\n");
+ exit (EXIT_FAILURE);
+ }
+ }
+@@ -671,7 +681,7 @@
+ exit (EXIT_FAILURE);
+ }
+
+- if (!nfc_initiator_transceive_bytes(r.pdi, Auth, 4, Rx, &RxLen)) {
++ if (!nfc_initiator_transceive_bytes(r.pdi, Auth, 4, Rx, &RxLen, NULL)) {
+ fprintf(stdout, "Error while requesting plain tag-nonce\n");
+ exit(EXIT_FAILURE);
+ }
+diff -Nru mfoc-0.10.2/src//mifare.c mfoc/src//mifare.c
+--- mfoc-0.10.2/src//mifare.c 2011-04-04 12:38:30.000000000 +0200
++++ mfoc/src//mifare.c 2012-02-11 02:02:27.028185737 +0100
+@@ -100,7 +100,7 @@
+ return false;
+ }
+ // Fire the mifare command
+- if (!nfc_initiator_transceive_bytes (pnd, abtCmd, 2 + szParamLen, abtRx, &szRx)) {
++ if (!nfc_initiator_transceive_bytes (pnd, abtCmd, 2 + szParamLen, abtRx, &szRx, NULL)) {
+ if (pnd->iLastError == EINVRXFRAM) {
+ // "Invalid received frame" AKA EINVRXFRAM, usual means we are
+ // authenticated on a sector but the requested MIFARE cmd (read, write)
+diff -Nru mfoc-0.10.2/src//nfc-utils.c mfoc/src//nfc-utils.c
+--- mfoc-0.10.2/src//nfc-utils.c 2011-04-04 12:01:33.000000000 +0200
++++ mfoc/src//nfc-utils.c 2012-02-11 02:02:27.028185737 +0100
+@@ -608,6 +608,51 @@
+ }
+
+ void
++print_nfc_iso14443bi_info (const nfc_iso14443bi_info_t nii, bool verbose)
++{
++ printf (" DIV: ");
++ print_hex (nii.abtDIV, 4);
++ if (verbose) {
++ int version = (nii.btVerLog & 0x1e)>>1;
++ printf (" Software Version: ");
++ if (version == 15) {
++ printf ("Undefined\n");
++ } else {
++ printf ("%i\n", version);
++ }
++
++ if ((nii.btVerLog & 0x80) && (nii.btConfig & 0x80)){
++ printf (" Wait Enable: yes");
++ }
++ }
++ if ((nii.btVerLog & 0x80) && (nii.btConfig & 0x40)) {
++ printf (" ATS: ");
++ print_hex (nii.abtAtr, nii.szAtrLen);
++ }
++}
++
++void
++print_nfc_iso14443b2sr_info (const nfc_iso14443b2sr_info_t nsi, bool verbose)
++{
++ (void) verbose;
++ printf (" UID: ");
++ print_hex (nsi.abtUID, 8);
++}
++
++void
++print_nfc_iso14443b2ct_info (const nfc_iso14443b2ct_info_t nci, bool verbose)
++{
++ (void) verbose;
++ uint32_t uid;
++ uid = (nci.abtUID[3] << 24) + (nci.abtUID[2] << 16) + (nci.abtUID[1] << 8) + nci.abtUID[0];
++ printf (" UID: ");
++ print_hex (nci.abtUID, sizeof(nci.abtUID));
++ printf (" UID (decimal): %010u\n", uid);
++ printf (" Product Code: %02X\n", nci.btProdCode);
++ printf (" Fab Code: %02X\n", nci.btFabCode);
++}
++
++void
+ print_nfc_dep_info (const nfc_dep_info_t ndi, bool verbose)
+ {
+ (void) verbose;
+@@ -651,8 +696,7 @@
+ strcpy (pndd->pcDriver, strtok (buffer, ":"));
+
+ // Port.
+- pndd->pcPort = (char *) malloc (256);
+- strcpy (pndd->pcPort, strtok (NULL, ":"));
++ strcpy (pndd->acPort, strtok (NULL, ":"));
+
+ // Speed.
+ sscanf (strtok (NULL, ":"), "%u", &pndd->uiSpeed);
+@@ -712,6 +756,18 @@
+ printf ("ISO/IEC 14443-4B (%s) target:\n", str_nfc_baud_rate(nt.nm.nbr));
+ print_nfc_iso14443b_info (nt.nti.nbi, verbose);
+ break;
++ case NMT_ISO14443BI:
++ printf ("ISO/IEC 14443-4B' (%s) target:\n", str_nfc_baud_rate(nt.nm.nbr));
++ print_nfc_iso14443bi_info (nt.nti.nii, verbose);
++ break;
++ case NMT_ISO14443B2SR:
++ printf ("ISO/IEC 14443-2B ST SRx (%s) target:\n", str_nfc_baud_rate(nt.nm.nbr));
++ print_nfc_iso14443b2sr_info (nt.nti.nsi, verbose);
++ break;
++ case NMT_ISO14443B2CT:
++ printf ("ISO/IEC 14443-2B ASK CTx (%s) target:\n", str_nfc_baud_rate(nt.nm.nbr));
++ print_nfc_iso14443b2ct_info (nt.nti.nci, verbose);
++ break;
+ case NMT_DEP:
+ printf ("D.E.P. (%s) target:\n", str_nfc_baud_rate(nt.nm.nbr));
+ print_nfc_dep_info (nt.nti.ndi, verbose);
diff --git a/net-wireless/mfoc/mfoc-0.10.2.ebuild b/net-wireless/mfoc/mfoc-0.10.2.ebuild
new file mode 100644
index 00000000..e5cfe04e
--- /dev/null
+++ b/net-wireless/mfoc/mfoc-0.10.2.ebuild
@@ -0,0 +1,28 @@
+# Copyright 1999-2012 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+# $Header: $
+
+EAPI=3
+
+inherit eutils autotools
+
+DESCRIPTION="Mifare Classic Offline Cracker"
+HOMEPAGE="https://code.google.com/p/nfc-tools/wiki/mfoc"
+SRC_URI="https://nfc-tools.googlecode.com/files/mfoc-0.10.2.tar.gz"
+
+LICENSE="GPL-3"
+SLOT="0"
+KEYWORDS="~amd64"
+IUSE=""
+
+DEPEND=""
+RDEPEND="${DEPEND}"
+
+src_prepare() {
+ epatch "${FILESDIR}"/${PN}-libnfc-1.5.1.patch || die
+ eautoreconf
+}
+
+src_install() {
+ DESTDIR="${D}" emake install || die
+}
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