[script] add mmc_dumpPart() and mmc_restorePart()

source/tegraexplorer/emmc/emmcdumpbis.c

@@ -122,7 +122,7 @@ int dump_emmc_parts(u16 parts, u8 mmctype){
             utils_copystring(fsutil_getnextloc(basepath, pkg2names[i]), &path);
             gfx_printf("Dumping %s\n", pkg2names[i]);
 
-            dump_emmc_specific(pkg2names[i], path);
+            emmcDumpSpecific(pkg2names[i], path);
             free(path);
         }
     }
@@ -132,7 +132,36 @@ int dump_emmc_parts(u16 parts, u8 mmctype){
     return 0;
 }
 
-int dump_emmc_specific(char *part, char *path){
+int emmcDumpBoot(char *basePath){
+    emmc_part_t bootPart;
+    const u32 BOOT_PART_SIZE = storage.ext_csd.boot_mult << 17;
+    char *path;
+    memset(&bootPart, 0, sizeof(emmc_part_t));
+        
+    bootPart.lba_start = 0;
+    bootPart.lba_end = (BOOT_PART_SIZE / NX_EMMC_BLOCKSIZE) - 1;
+        
+    for (int i = 0; i < 2; i++){
+        strcpy(bootPart.name, "BOOT");
+        bootPart.name[4] = (u8)('0' + i);
+	    bootPart.name[5] = 0;     
+
+        emummc_storage_set_mmc_partition(&storage, i + 1);
+        utils_copystring(fsutil_getnextloc(basePath, bootPart.name), &path);
+
+        if (!existsCheck(path))
+            continue;
+
+        gfx_printf("Dumping %s\n", bootPart.name);
+ 
+        dump_emmc_part(path, &storage, &bootPart);
+        free(path);
+    }
+    emummc_storage_set_mmc_partition(&storage, 0);
+    return 0;
+}
+
+int emmcDumpSpecific(char *part, char *path){
     if (!existsCheck(path))
         return 0;
 

source/tegraexplorer/emmc/emmcmenu.c

@@ -103,6 +103,8 @@ int fillMmcMenu(short mmcType){
 }
 
 int handleEntries(short mmcType, menu_entry part){
+    int res = 0;
+
     if (part.property & ISDIR){
         if (!mount_mmc(part.name, part.storage))
             fileexplorer("emmc:/", 1);  
@@ -116,20 +118,22 @@ int handleEntries(short mmcType, menu_entry part){
         if ((menu_make(mmcmenu_filemenu, 4, "-- RAW PARTITION --")) < 3)
             return 0;
 
+        f_mkdir("sd:/tegraexplorer");
+        f_mkdir("sd:/tegraexplorer/partition_dumps");
+
+        gfx_clearscreen();
+
         if (part.property & isBOOT){
-            dump_emmc_parts(PART_BOOT, (u8)mmcType);
+            res = emmcDumpBoot("sd:/tegraexplorer/partition_dumps");
         }
         else {
-            f_mkdir("sd:/tegraexplorer");
-            f_mkdir("sd:/tegraexplorer/partition_dumps");
-
-            gfx_clearscreen();
             gfx_printf("Dumping %s...\n", part.name);
+            res = emmcDumpSpecific(part.name, fsutil_getnextloc("sd:/tegraexplorer/partition_dumps", part.name));
+        }
 
-            if (!dump_emmc_specific(part.name, fsutil_getnextloc("sd:/tegraexplorer/partition_dumps", part.name))){
+        if (!res){
-                gfx_printf("\nDone!");
+            gfx_printf("\nDone!");
-                btn_wait();
+            btn_wait();
-            }
         }
     }
 
@@ -182,7 +186,6 @@ int mmcFlashFile(char *path, short mmcType){
     if (part != NULL){
         return restore_emmc_part(path, &storage, part);
     }
-    clipboardhelper = 0;
     return 1;
 }
 
@@ -194,6 +197,7 @@ int makeMmcMenu(short mmcType){
         selection = menu_make(mmcMenuEntries, count, (mmcType == SYSMMC) ? "-- SYSMMC --" : "-- EMUMMC --");
 
         switch(selection){
+            case -1:
             case 0:
                 return 0;
             case 1:
@@ -203,10 +207,11 @@ int makeMmcMenu(short mmcType){
                         gfx_printf("\nDone!");
                         btn_wait();
                     }   
+                    clipboardhelper = 0;
                 }
                 else
                     gfx_errDisplay("mmcMenu", ERR_EMPTY_CLIPBOARD, 0);
-                break; //stubbed
+                break; 
             default:
                 handleEntries(mmcType, mmcMenuEntries[selection]);
                 break;

source/tegraexplorer/emmc/emmcmenu.h

@@ -1,3 +1,4 @@
 #pragma once
 
-int makeMmcMenu(short mmcType);
+int makeMmcMenu(short mmcType);
+int mmcFlashFile(char *path, short mmcType);

source/tegraexplorer/emmc/emmcoperations.h

@@ -4,5 +4,6 @@
 
 int dump_emmc_parts(u16 parts, u8 mmctype);
 int restore_bis_using_file(char *path, u8 mmctype);
-int dump_emmc_specific(char *part, char *path);
+int emmcDumpSpecific(char *part, char *path);
-int restore_emmc_part(char *path, sdmmc_storage_t *mmcstorage, emmc_part_t *part);
+int restore_emmc_part(char *path, sdmmc_storage_t *mmcstorage, emmc_part_t *part);
+int emmcDumpBoot(char *basePath);

source/tegraexplorer/script/functions.c

@@ -19,11 +19,14 @@
 #include "../fs/fsutils.h"
 #include "../../utils/sprintf.h"
 #include "../fs/fsactions.h"
+#include "../emmc/emmcoperations.h"
+#include "../emmc/emmcmenu.h"
 
 extern FIL scriptin;
 extern char **argv;
 extern u32 argc;
 extern int forceExit;
+extern short currentlyMounted;
 
 int parseIntInput(char *in, int *out){
     if (in[0] == '@'){
@@ -462,6 +465,34 @@ int part_fs_combinePath(){
     return 0;
 }
 
+int part_mmc_dumpPart(){
+    char *left, *right;
+
+    if (parseStringInput(argv[0], &left))
+        return -1;
+    if (parseStringInput(argv[1], &right))
+        return -1;
+
+    if (!strcmp(left, "BOOT")){
+        return emmcDumpBoot(right);
+    }
+    else {
+        return emmcDumpSpecific(left, right);
+    }
+}
+
+int part_mmc_restorePart(){
+    char *path;
+
+    if (parseStringInput(argv[0], &path))
+        return -1;
+
+    if (currentlyMounted < 0)
+        return -1;
+
+    return mmcFlashFile(path, currentlyMounted);   
+}
+
 str_fnc_struct functions[] = {
     {"printf", part_printf, 1},
     {"printInt", part_print_int, 1},
@@ -490,6 +521,8 @@ str_fnc_struct functions[] = {
     {"fs_combinePath", part_fs_combinePath, 3},
     {"mmc_connect", part_ConnectMMC, 1},
     {"mmc_mount", part_MountMMC, 1},
+    {"mmc_dumpPart", part_mmc_dumpPart, 2},
+    {"mmc_restorePart", part_mmc_restorePart, 1},
     {"pause", part_Pause, 0},
     {"wait", part_Wait, 1},
     {"exit", part_Exit, 0},