Merge branch 'master' into developer

Conflicts:
	source/config.c
	source/firm.c

injector/source/patcher.c

@@ -3,28 +3,7 @@
 #include "patcher.h"
 #include "ifile.h"
 
-typedef struct __attribute__((packed))
+static CFWInfo info = {0};
-{
-    char magic[4];
-    
-    u8 versionMajor;
-    u8 versionMinor;
-    u8 versionBuild;
-    u8 flags; /* bit 0: dev branch; bit 1: is release */
-
-    u32 commitHash;
-
-    u32 config;
-} CFWInfo;
-
-CFWInfo info = {0};
-
-#ifndef PATH_MAX
-#define PATH_MAX 255
-#define CONFIG(a) (((info.config >> (a + 16)) & 1) != 0)
-#define MULTICONFIG(a) ((info.config >> (a * 2 + 6)) & 3)
-#define BOOTCONFIG(a, b) ((info.config >> a) & b)
-#endif
 
 static int memcmp(const void *buf1, const void *buf2, u32 size)
 {
@@ -114,6 +93,7 @@ int __attribute__((naked)) svcGetCFWInfo(CFWInfo __attribute__((unused)) *out)
 static void loadCFWInfo(void)
 {
     static bool infoLoaded = false;
+
     if(!infoLoaded)
     {
         svcGetCFWInfo(&info);
@@ -122,8 +102,9 @@ static void loadCFWInfo(void)
         {
             IFile_Close(&file);
         }
-    }
+
         infoLoaded = true;
+    }
 }
 
 static bool secureInfoExists(void)
@@ -338,6 +319,7 @@ static void patchCfgGetRegion(u8 *code, u32 size, u8 regionId, u32 CFGUHandleOff
 void patchCode(u64 progId, u8 *code, u32 size)
 {
     loadCFWInfo();
+
     switch(progId)
     {
         case 0x0004003000008F02LL: // USA Menu

injector/source/patcher.h

@@ -2,4 +2,23 @@
 
 #include <3ds/types.h>
 
+#define PATH_MAX 255
+#define CONFIG(a) (((info.config >> (a + 16)) & 1) != 0)
+#define MULTICONFIG(a) ((info.config >> (a * 2 + 6)) & 3)
+#define BOOTCONFIG(a, b) ((info.config >> a) & b)
+
+typedef struct __attribute__((packed))
+{
+    char magic[4];
+    
+    u8 versionMajor;
+    u8 versionMinor;
+    u8 versionBuild;
+    u8 flags; /* bit 0: dev branch; bit 1: is release */
+
+    u32 commitHash;
+
+    u32 config;
+} CFWInfo;
+
 void patchCode(u64 progId, u8 *code, u32 size);

patches/twl_k11modules.s

@@ -135,7 +135,7 @@ patchesStart:
     .halfword 1
     .halfword 8
     .byte 0x83, 0x30, 0x2e, 0xa4, 0xb0, 0xe2, 0xc2, 0xd6 ; (decrypted = 0x02, 0x01, 0x1a, 0xe3, 0x08, 0x60, 0x87, 0x05)
-    .byte 0x89, 0x53, 0xb2, 0xa4, 0xb0, 0xe2, 0xc2, 0xd6 ; (decrypted = 0x08, 0x62, 0x86, 0xe3, 0x08, 0x60, 0x87, 0xe5)
+    .byte 0x83, 0x50, 0xf2, 0xa4, 0xb0, 0xe2, 0xc2, 0xd6 ; (decrypted = 0x02, 0x61, 0xc6, 0xe3, 0x08, 0x60, 0x87, 0xe5)
 
 patchesEnd:
 

source/config.c

@@ -24,10 +24,9 @@
 #include "utils.h"
 #include "screen.h"
 #include "draw.h"
-#include "fs.h"
 #include "buttons.h"
 
-void configureCFW(const char *configPath)
+void configureCFW(void)
 {
     initScreens();
 
@@ -46,6 +45,7 @@ void configureCFW(const char *configPath)
                                         "( ) Show GBA boot screen in patched AGB_FIRM",
                                         "( ) Display splash screen before payloads",
                                         "( ) Use a PIN",
+                                        "( ) Enable experimental TwlBg patches",
                                         "( ) Disable access checks" };
 
     struct multiOption {
@@ -196,13 +196,6 @@ void configureCFW(const char *configPath)
     for(u32 i = 0; i < singleOptionsAmount; i++)
         config |= (singleOptions[i].enabled ? 1 : 0) << (i + 16);
 
-    if(!fileWrite(&config, configPath, 4))
-    {
-        createDirectory("luma");
-        if(!fileWrite(&config, configPath, 4))
-            error("Error writing the configuration file");
-    }
-
     //Wait for the pressed buttons to change
     while(HID_PAD == BUTTON_START);
 }

source/config.h

@@ -32,4 +32,4 @@
 
 extern u32 config;
 
-void configureCFW(const char *configPath);
+void configureCFW(void);

source/firm.c

@@ -107,7 +107,7 @@ void main(void)
         //Determine if the user chose to use the SysNAND FIRM as default for a R boot
         bool useSysAsDefault = isA9lh ? CONFIG(1) : false;
 
-        newConfig = (u32)isA9lh << 3;
+        newConfig = (config & 0xFFFFFFC0) | ((u32)isA9lh << 3);
 
         //If it's a MCU reboot, try to force boot options
         if(isA9lh && CFG_BOOTENV)
@@ -148,7 +148,7 @@ void main(void)
 
             if(shouldLoadConfigurationMenu)
             {
-                configureCFW(configPath);
+                configureCFW();
 
                 if(!pinExists && CONFIG(7)) newPin();
 
@@ -214,15 +214,19 @@ void main(void)
 
         /* If the boot configuration is different from previously, overwrite it.
            Just the no-forcing flag being set is not enough */
-        if((newConfig & 0x2F) != (config & 0x3F))
+        if((newConfig & 0xFFFFFFEF) != config)
         {
-            //Preserve user settings (last 26 bits)
+            //Update the last boot configuration
-            newConfig |= config & 0xFFFFFFC0;
+            config |= newConfig & 0x3F;
 
-            if(!fileWrite(&newConfig, configPath, 4))
+            if(!fileWrite(&config, configPath, 4))
+            {
+                createDirectory("luma");
+                if(!fileWrite(&config, configPath, 4))
                     error("Error writing the configuration file");
             }
         }
+    }
 
     u32 firmVersion = loadFirm(firmType);
 
@@ -338,7 +342,7 @@ static inline void patchNativeFirm(u32 firmVersion, FirmwareSource nandType, u32
         patchKernel11Panic(arm11Section1, section[1].size);
     }
 
-    if(CONFIG(8))
+    if(CONFIG(9))
     {
         patchArm11SvcAccessChecks(arm11Section1, section[1].size);
         patchK11ModuleChecks(arm11Section1, section[1].size);
@@ -372,7 +376,7 @@ static inline void patchLegacyFirm(FirmwareType firmType)
 
     applyLegacyFirmPatches((u8 *)firm, firmType);
 
-    if(firmType == TWL_FIRM)
+    if(firmType == TWL_FIRM && CONFIG(8))
         patchTwlBg((u8 *)firm + section[1].offset);
 }
 
@@ -409,20 +413,19 @@ static inline void copySection0AndInjectSystemModules(FirmwareType firmType)
         u32 size;
         char name[8];
         const u8 *addr;
-    } modules[5] = {{0}};
+    } modules[5];
 
-    u8 *pos = arm11Section0, *end = pos + section[0].size;
+    u8 *pos = arm11Section0;
     u32 n = 0;
 
     u32 loaderIndex = 0;
     
-    while(pos < end)
+    for(u8 *end = pos + section[0].size; pos < end; pos += modules[n++].size)
     {
         modules[n].addr = pos;
         modules[n].size = *(u32 *)(pos + 0x104) * 0x200;
         
         memcpy(modules[n].name, pos + 0x200, 8);
-        pos += modules[n].size;
         
         //Read modules from files if they exist
         u32 nameOff;
@@ -438,8 +441,6 @@ static inline void copySection0AndInjectSystemModules(FirmwareType firmType)
         }
 
         if(firmType == NATIVE_FIRM && memcmp(modules[n].name, "loader", 7) == 0) loaderIndex = n;
-
-        n++;
     }
 
     if(firmType == NATIVE_FIRM && modules[loaderIndex].addr != NULL)
@@ -449,7 +450,7 @@ static inline void copySection0AndInjectSystemModules(FirmwareType firmType)
     }
 
     pos = section[0].address;
-    for(u32 i = 0; i < n; i++)
+    for(u32 i = 0; i < n; pos += modules[i++].size)
     {
         if(modules[i].addr != NULL)
             memcpy(pos, modules[i].addr, modules[i].size);
@@ -462,8 +463,6 @@ static inline void copySection0AndInjectSystemModules(FirmwareType firmType)
             memcpy(fileName + 17 + nameOff, ext, 5);
             fileRead(pos, fileName);
         }     
-
-        pos += modules[i].size;
     }
 }
 

source/patches.c

@@ -334,26 +334,10 @@ void reimplementSvcBackdoor(u8 *pos, u32 size)
     }
 }
 
-extern u32 config;
-
 void implementSvcGetCFWInfo(u8 *pos, u32 size)
 {
-    typedef struct __attribute__((packed))
-    {
-        char magic[4];
-        
-        u8 versionMajor;
-        u8 versionMinor;
-        u8 versionBuild;
-        u8 flags;
-
-        u32 commitHash;
-
-        u32 config;
-    } CFWInfo;
-
     const char *rev = REVISION;
-    bool isRelease = false;
+    bool isRelease;
 
     findArm11ExceptionsPageAndSvcHandlerAndTable(pos, size);
     findFreeK11Space(pos, size);

source/patches.h

@@ -33,7 +33,22 @@ typedef struct patchData {
     u32 type;
 } patchData;
 
+typedef struct __attribute__((packed))
+{
+    char magic[4];
+        
+    u8 versionMajor;
+    u8 versionMinor;
+    u8 versionBuild;
+    u8 flags;
+
+    u32 commitHash;
+
+    u32 config;
+} CFWInfo;
+
 extern bool isN3DS;
+extern u32 config;
 
 u8 *getProcess9(u8 *pos, u32 size, u32 *process9Size, u32 *process9MemAddr);
 u32* getInfoForArm11ExceptionHandlers(u8 *pos, u32 size, u32 *stackAddr, u32 *codeSetOffset);