Merge pull request #190 from ca1e/master

Add UIDMODE command

Author: iceman1001

Firmware/ChameleonMini/Application/MifareClassic.c

@@ -664,7 +664,7 @@ uint16_t MifareClassicAppProcess(uint8_t* Buffer, uint16_t BitCount) {
             isFromHaltChain = (State == STATE_HALT);
             isCascadeStepOnePassed = false;
 #ifdef SUPPORT_MF_CLASSIC_MAGIC_MODE
-            if (Buffer[0] == MFCLASSIC_CMD_CHINESE_UNLOCK) {
+            if (Buffer[0] == MFCLASSIC_CMD_CHINESE_UNLOCK && AppMemoryUidMode()) {
                 State = STATE_CHINESE_IDLE;
                 Buffer[0] = MFCLASSIC_ACK_VALUE;
                 retSize = MFCLASSIC_ACK_NAK_FRAME_SIZE;
@@ -785,6 +785,14 @@ uint16_t MifareClassicAppProcess(uint8_t* Buffer, uint16_t BitCount) {
             break; /* End of state READY */
 
         case STATE_ACTIVE:
+#ifdef SUPPORT_MF_CLASSIC_MAGIC_MODE
+            if (Buffer[0] == MFCLASSIC_CMD_CHINESE_UNLOCK && AppMemoryUidMode()) {
+                State = STATE_CHINESE_IDLE;
+                Buffer[0] = MFCLASSIC_ACK_VALUE;
+                retSize = MFCLASSIC_ACK_NAK_FRAME_SIZE;
+                break;
+            }
+#endif
             if ( (Buffer[0] == MFCLASSIC_CMD_AUTH_A) || (Buffer[0] == MFCLASSIC_CMD_AUTH_B) ) {
                 if (ISO14443ACheckCRCA(Buffer, MFCLASSIC_CMD_AUTH_FRAME_SIZE)) {
                     mfcHandleAuthenticationRequest(false, Buffer, &retSize);

Firmware/ChameleonMini/Makefile

@@ -26,7 +26,7 @@ SETTINGS	+= -DCONFIG_MF_CLASSIC_DETECTION_SUPPORT
 #SETTINGS	+= -DCONFIG_MF_CLASSIC_LOG_SUPPORT
 
 #Support magic mode on mifare classic configuration
-#SETTINGS	+= -DSUPPORT_MF_CLASSIC_MAGIC_MODE
+SETTINGS	+= -DSUPPORT_MF_CLASSIC_MAGIC_MODE
 
 #Support activating firmware upgrade mode through command-line
 SETTINGS	+= -DSUPPORT_FIRMWARE_UPGRADE

Firmware/ChameleonMini/Memory/Memory.c

@@ -270,3 +270,7 @@ bool AppCardMemoryClear(void) {
 bool AppWorkingMemoryClear(void) {
     return AppWorkingMemoryClearForSetting(GlobalSettings.ActiveSetting);
 }
+
+bool AppMemoryUidMode(void) {
+    return GlobalSettings.UidMode;
+}

Firmware/ChameleonMini/Memory/Memory.h

@@ -88,4 +88,6 @@ bool AppCardMemoryClear(void);
 bool AppWorkingMemoryClearForSetting(uint8_t SettingNumber);
 bool AppWorkingMemoryClear(void);
 
+bool AppMemoryUidMode(void);
+
 #endif /* _MEM_MEMORY_H_ */

Firmware/ChameleonMini/Settings.c

@@ -14,6 +14,7 @@ SettingsType GlobalSettings;
 SettingsType EEMEM StoredSettings = {
     .ActiveSetting = DEFAULT_SETTING,
     .ActiveSettingPtr = &GlobalSettings.Settings[DEFAULT_SETTING],
+    .UidMode = 0,
 
     .Settings = { [SETTINGS_FIRST ... SETTINGS_LAST] =  {
             .Configuration = DEFAULT_CONFIGURATION,
@@ -82,3 +83,8 @@ bool SettingsSetActiveByName(const char* Setting) {
         return false;
     }
 }
+
+void SettingsSetUidMode(bool isActive) {
+    GlobalSettings.UidMode = isActive;
+    SettingsSave();
+}

Firmware/ChameleonMini/Settings.h

@@ -35,6 +35,7 @@ typedef struct {
     uint8_t ActiveSetting;
     SettingsEntryType* ActiveSettingPtr;
     SettingsEntryType Settings[SETTINGS_COUNT];
+    bool UidMode;
 } SettingsType;
 
 extern SettingsType GlobalSettings;
@@ -49,4 +50,6 @@ uint8_t SettingsGetActiveById(void);
 void SettingsGetActiveByName(char* SettingOut, uint16_t BufferSize);
 bool SettingsSetActiveByName(const char* Setting);
 
+void SettingsSetUidMode(bool isActive);
+
 #endif /* SETTINGS_H_ */

Firmware/ChameleonMini/Terminal/CommandLine.c

@@ -330,6 +330,14 @@ const PROGMEM CommandEntryType CommandTable[] = {
       .SetFunc    = NO_FUNCTION,
       .GetFunc    = CommandGetDetection,
   },
+#endif
+#ifdef SUPPORT_MF_CLASSIC_MAGIC_MODE
+  {
+      .Command    = COMMAND_UIDMOD,
+      .ExecFunc   = NO_FUNCTION,
+      .SetFunc    = CommandSetUidMode,
+      .GetFunc    = CommandGetUidMode,
+  },
 #endif
   {
       .Command    = COMMAND_CLEARALL,

Firmware/ChameleonMini/Terminal/Commands.c

@@ -428,6 +428,25 @@ CommandStatusIdType CommandGetDetection(char* OutParam) {
 }
 #endif
 
+#ifdef SUPPORT_MF_CLASSIC_MAGIC_MODE
+CommandStatusIdType CommandGetUidMode(char* OutParam) {
+    snprintf_P(OutParam, TERMINAL_BUFFER_SIZE, PSTR("%u"), GlobalSettings.UidMode);
+    return COMMAND_INFO_OK_WITH_TEXT_ID;
+}
+CommandStatusIdType CommandSetUidMode(char* OutMessage, const char* InParam) {
+    if (InParam[1] == '\0') {
+    if (InParam[0] == COMMAND_CHAR_TRUE) {
+      SettingsSetUidMode(true);
+      return COMMAND_INFO_OK_ID;
+    } else if (InParam[0] == COMMAND_CHAR_FALSE) {
+      SettingsSetUidMode(false);
+      return COMMAND_INFO_OK_ID;
+    }
+  }
+  return COMMAND_ERR_INVALID_PARAM_ID;
+}
+#endif
+
 CommandStatusIdType CommandExecClearAll(char* OutMessage) {
     MemoryClearAll();
     for(uint8_t i = SETTINGS_FIRST; i <= SETTINGS_LAST; i++) {

Firmware/ChameleonMini/Terminal/Commands.h

@@ -1,4 +1,4 @@
-/* Copyright 2013 Timo Kasper, Simon KŸppers, David Oswald ("ORIGINAL
+/* Copyright 2013 Timo Kasper, Simon KŸppers, David Oswald ("ORIGINAL
  * AUTHORS"). All rights reserved.
  *
  * DEFINITIONS:
@@ -196,6 +196,12 @@ CommandStatusIdType CommandGetUltralightPassword(char* OutParam);
 CommandStatusIdType CommandGetDetection(char* OutParam);
 #endif
 
+#ifdef SUPPORT_MF_CLASSIC_MAGIC_MODE
+#define COMMAND_UIDMOD           "UIDMODE"
+CommandStatusIdType CommandGetUidMode(char* OutParam);
+CommandStatusIdType CommandSetUidMode(char* OutMessage, const char* InParam);
+#endif
+
 #define COMMAND_CLEARALL            "CLEARALL"
 CommandStatusIdType CommandExecClearAll(char* OutMessage);