diff --git a/Makefile b/Makefile
deleted file mode 100644
index d933fb1..0000000
--- a/Makefile
+++ /dev/null
@@ -1,14 +0,0 @@
-all:
-	-git apply external/remove_projects.diff
-	make -C aosp/mkbootfs
-	make -C aosp/libsparse/base/
-	make -C aosp/libsparse/sparse/
-	make -C aosp/libsparse
-	make -C aosp/libavb
-clean:
-	-git apply -R external/remove_projects.diff
-	make clean -C aosp/mkbootfs
-	make clean -C aosp/libsparse/base/
-	make clean -C aosp/libsparse/sparse/
-	make clean -C aosp/libsparse
-	make clean -C aosp/libavb
diff --git a/aosp/libavb1.1/Makefile b/aosp/libavb1.1/Makefile
deleted file mode 100644
index 36d33e6..0000000
--- a/aosp/libavb1.1/Makefile
+++ /dev/null
@@ -1,26 +0,0 @@
-.PHONY: clean nativeLibrary
-.DEFAULT_GOAL: nativeLibrary
-src_dir := src/avb/c
-header_dir := src/avb/headers
-build_dir := build
-CFLAGS := \
-    -I$(header_dir) \
-    -D_FILE_OFFSET_BITS=64 \
-    -D_POSIX_C_SOURCE=199309L \
-    -DAVB_ENABLE_DEBUG \
-    -DAVB_COMPILATION \
-    -Wall -g
-nativeLibrary: build/libs/avb/shared/libavb.dylib
-CPP_FILES := $(wildcard src/avb/c/*.c)
-OBJ_FILES := $(patsubst src/avb/c/%,build/%,$(CPP_FILES:.c=.o))
-
-clean:
-	rm -fr $(build_dir)
-
-build/%.o: $(src_dir)/%.c
-	mkdir -p $(dir $@)
-	$(CC) -fPIC $(CFLAGS) -c -o $@ $<
-
-build/libs/avb/shared/libavb.dylib: $(OBJ_FILES)
-	mkdir -p $(dir $@)
-	$(CC) -shared -fPIC $^ -o $@
diff --git a/aosp/libsparse/Makefile b/aosp/libsparse/Makefile
deleted file mode 100644
index 7afb864..0000000
--- a/aosp/libsparse/Makefile
+++ /dev/null
@@ -1,27 +0,0 @@
-.PHONY: nativeExecutable clean
-osSuffix := linux
-nativeExecutable: \
-	build/append2simg \
-    simg2img/build/install/main/release/$(osSuffix)/simg2img \
-    build/simg2simg \
-    build/img2simg
-CFLAGS := -Isparse/src/main/public
-LDFLAGS :=  \
-    -Lsparse/build/lib/main/release/linux/ -lsparse \
-    -Lbase/build/lib/main/release/linux/ -lbase \
-    -lz
-build/append2simg: append2simg/src/main/cpp/append2simg.cpp
-	mkdir -p $(dir $@)
-	$(CXX) $^ $(CFLAGS) $(LDFLAGS) -o $@
-simg2img/build/install/main/release/$(osSuffix)/simg2img: simg2img/src/main/cpp/simg2img.cpp
-	mkdir -p $(dir $@)
-	$(CXX) $^ $(CFLAGS) $(LDFLAGS) -o $@
-build/img2simg: img2simg/src/main/cpp/img2simg.cpp
-	mkdir -p $(dir $@)
-	$(CXX) $^ $(CFLAGS) $(LDFLAGS) -o $@
-build/simg2simg: simg2simg/src/main/cpp/simg2simg.cpp
-	mkdir -p $(dir $@)
-	$(CXX) $^ $(CFLAGS) $(LDFLAGS) -o $@
-clean:
-	rm -fr build
-	rm -fr simg2img/build/
diff --git a/aosp/libsparse/base/Makefile b/aosp/libsparse/base/Makefile
deleted file mode 100644
index efd3c20..0000000
--- a/aosp/libsparse/base/Makefile
+++ /dev/null
@@ -1,20 +0,0 @@
-.PHONY: clean nativeLibrary
-.DEFAULT_GOAL: nativeLibrary
-src_dir := src/main/cpp
-header_dir := src/main/public
-build_dir := build
-CFLAGS :=
-nativeLibrary: build/lib/main/release/linux/libbase.a
-CPP_FILES := $(wildcard $(src_dir)/*.cpp)
-OBJ_FILES := $(patsubst $(src_dir)/%,build/%,$(CPP_FILES:.cpp=.o))
-
-clean:
-	rm -fr $(build_dir)
-
-build/%.o: $(src_dir)/%.cpp
-	mkdir -p $(dir $@)
-	$(CC) $(CFLAGS) -c -o $@ $<
-
-build/lib/main/release/linux/libbase.a: $(OBJ_FILES)
-	mkdir -p $(dir $@)
-	ar rcs $@ $^
diff --git a/aosp/libsparse/sparse/Makefile b/aosp/libsparse/sparse/Makefile
deleted file mode 100644
index 4246422..0000000
--- a/aosp/libsparse/sparse/Makefile
+++ /dev/null
@@ -1,20 +0,0 @@
-.PHONY: clean nativeLibrary
-.DEFAULT_GOAL: nativeLibrary
-src_dir := src/main/cpp
-header_dir := src/main/public
-build_dir := build
-CFLAGS := -I$(header_dir) -I../base/src/main/public/
-nativeLibrary: build/lib/main/release/linux/libsparse.a
-CPP_FILES := $(wildcard $(src_dir)/*.cpp)
-OBJ_FILES := $(patsubst $(src_dir)/%,build/%,$(CPP_FILES:.cpp=.o))
-
-clean:
-	rm -fr $(build_dir)
-
-build/%.o: $(src_dir)/%.cpp
-	mkdir -p $(dir $@)
-	$(CC) $(CFLAGS) -c -o $@ $<
-
-build/lib/main/release/linux/libsparse.a: $(OBJ_FILES)
-	mkdir -p $(dir $@)
-	ar rcs $@ $^
diff --git a/aosp/mkbootfs.10/Makefile b/aosp/mkbootfs.10/Makefile
deleted file mode 100644
index 2e7a9b8..0000000
--- a/aosp/mkbootfs.10/Makefile
+++ /dev/null
@@ -1,19 +0,0 @@
-src_dir := src/mkbootfs/cpp
-header_dir := src/mkbootfs/headers
-build_dir := build
-CXX_FLAGS := -I$(header_dir) -std=gnu++11 -Wno-write-strings -D__ANDROID_VNDK__
-
-.PHONY: clean nativeExecutable
-nativeExecutable: $(build_dir)/exe/mkbootfs/mkbootfs
-$(build_dir)/exe/mkbootfs/mkbootfs: $(build_dir)/fs_config.o $(build_dir)/mkbootfs.o |$(build_dir)/exe/mkbootfs
-	$(CXX) $^ -o $@
-$(build_dir)/fs_config.o: $(src_dir)/fs_config.cpp |$(build_dir)
-	$(CXX) -c $(CXX_FLAGS) $< -o $@
-$(build_dir)/mkbootfs.o: $(src_dir)/mkbootfs.c |$(build_dir)
-	$(CXX) -c $(CXX_FLAGS) $< -o $@
-$(build_dir):
-	mkdir $@
-$(build_dir)/exe/mkbootfs: |$(build_dir)
-	mkdir -p $@
-clean:
-	rm -rf $(build_dir)
diff --git a/aosp/mkbootfs.10/build.gradle b/aosp/mkbootfs.10/build.gradle
index 8d7f6cd..0c8f4a7 100644
--- a/aosp/mkbootfs.10/build.gradle
+++ b/aosp/mkbootfs.10/build.gradle
@@ -11,7 +11,7 @@ model {
             binaries.all {
                 cppCompiler.define "__ANDROID_VNDK__"
                 //cppCompiler.define 'CFIG_NO_FIX_STAT'
-                cppCompiler.args << '-std=gnu++11' << "-Wno-write-strings"
+                cppCompiler.args << "-Wno-write-strings"
             }   
         }   
     }   
diff --git a/avbImpl/Makefile b/avbImpl/Makefile
deleted file mode 100644
index f2a047f..0000000
--- a/avbImpl/Makefile
+++ /dev/null
@@ -1,34 +0,0 @@
-.PHONY: clean nativeLibrary
-.DEFAULT_GOAL: nativeLibrary
-
-src_dir := src/avbx/cpp
-header_dir := src/avbx/headers
-build_dir := build
-CFLAGS := @build/tmp/compileAvbxStaticLibraryAvbxCpp/options.txt
-LD_FLAGS := -lavb -L ../aosp/libavb/build/libs/avb/shared
-
-CPP_FILES := $(wildcard $(src_dir)/*.cpp)
-OBJ_FILES := $(patsubst $(src_dir)/%,build/%,$(CPP_FILES:.cpp=.o))
-
-clean:
-	rm -fr $(build_dir)
-
-build/%.o: $(src_dir)/%.cpp
-	mkdir -p $(dir $@)
-	$(CXX) -fPIC $(CFLAGS) -o $@ $<
-
-build/libavbxShared.so: $(OBJ_FILES)
-	$(CXX) -shared -fPIC $^ $(LD_FLAGS) -o $@
-
-build/libavbxStatic.a: $(OBJ_FILES)
-	$(warning $(OBJ_FILES))
-	ar rcs $@ $^
-
-build/avbxVerifier.o: src/avbVerifier/cpp/main.cpp
-	$(CXX) $^ @build/tmp/compileAvbVerifierExecutableAvbVerifierCpp/options.txt -o $@
-build/avbxVerifier: build/libavbxStatic.a
-build/avbxVerifier: build/avbxVerifier.o
-	$(CXX) $< \
-		-lavb -L ../aosp/libavb/build/libs/avb/static \
-		-lavbxStatic -L build \
-		-o $@
diff --git a/avbImpl/build.gradle b/avbImpl/build.gradle
index 2d8616f..8d786d1 100644
--- a/avbImpl/build.gradle
+++ b/avbImpl/build.gradle
@@ -16,7 +16,7 @@ model {
             }
             binaries.all {
                 cCompiler.args << "-Wall" << "-g"
-                cppCompiler.args << "--std=c++11"
+                cppCompiler.args << "-std=c++17"
             }
         }
 
@@ -29,7 +29,7 @@ model {
             }
             binaries.all {
                 cppCompiler.define "XXX"
-                cppCompiler.args << '-std=c++11'
+                cppCompiler.args << '-std=c++17'
             }
         }
     }
diff --git a/avbImpl/config/pubkey b/avbImpl/config/pubkey
new file mode 100644
index 0000000..f2e8fbd
Binary files /dev/null and b/avbImpl/config/pubkey differ
diff --git a/bbootimg/src/main/kotlin/packable/BootImgParser.kt b/bbootimg/src/main/kotlin/packable/BootImgParser.kt
index 7b296dc..825378f 100644
--- a/bbootimg/src/main/kotlin/packable/BootImgParser.kt
+++ b/bbootimg/src/main/kotlin/packable/BootImgParser.kt
@@ -87,6 +87,10 @@ class BootImgParser() : IPackable {
         }
     }
 
+    override fun pull(fileName: String, deviceName: String) {
+        super.pull(fileName, deviceName)
+    }
+
     companion object {
         private val log = LoggerFactory.getLogger(BootImgParser::class.java)
 
diff --git a/bbootimg/src/main/kotlin/packable/IPackable.kt b/bbootimg/src/main/kotlin/packable/IPackable.kt
index f8e3d06..73edf67 100644
--- a/bbootimg/src/main/kotlin/packable/IPackable.kt
+++ b/bbootimg/src/main/kotlin/packable/IPackable.kt
@@ -31,6 +31,21 @@ interface IPackable {
         "adb shell rm /cache/file.to.burn".check_call()
     }
 
+    fun pull(fileName: String = "dtbo.img", deviceName: String = "dtbo") {
+        "adb root".check_call()
+        val abUpdateProp = "adb shell getprop ro.build.ab_update".check_output()
+        log.info("ro.build.ab_update=$abUpdateProp")
+        val slotSuffix = if (abUpdateProp == "true") {
+            "adb shell getprop ro.boot.slot_suffix".check_output()
+        } else {
+            ""
+        }
+        log.info("slot suffix = $slotSuffix")
+        "adb shell dd if=/dev/block/by-name/$deviceName$slotSuffix of=/cache/file.to.pull".check_call()
+        "adb pull /cache/file.to.pull $fileName".check_call()
+        "adb shell rm /cache/file.to.pull".check_call()
+    }
+
     fun cleanUp() {
         val workDir = Helper.prop("workDir")
         if (File(workDir).exists()) File(workDir).deleteRecursively()
diff --git a/bbootimg/src/main/kotlin/packable/VBMetaParser.kt b/bbootimg/src/main/kotlin/packable/VBMetaParser.kt
index 99f1979..87d02e2 100644
--- a/bbootimg/src/main/kotlin/packable/VBMetaParser.kt
+++ b/bbootimg/src/main/kotlin/packable/VBMetaParser.kt
@@ -30,4 +30,8 @@ class VBMetaParser: IPackable {
         val stem = fileName.substring(0, fileName.indexOf("."))
         super.flash("$fileName.signed", stem)
     }
+
+    override fun pull(fileName: String, deviceName: String) {
+        super.pull(fileName, deviceName)
+    }
 }
diff --git a/bbootimg/src/main/kotlin/sparse_util/SparseImgParser.kt b/bbootimg/src/main/kotlin/sparse_util/SparseImgParser.kt
index 5cd276c..e53f74e 100644
--- a/bbootimg/src/main/kotlin/sparse_util/SparseImgParser.kt
+++ b/bbootimg/src/main/kotlin/sparse_util/SparseImgParser.kt
@@ -20,7 +20,7 @@ class SparseImgParser : IPackable {
     }
 
     override fun capabilities(): List<String> {
-        return listOf("^(system|vendor|product|cache|userdata)\\.img$")
+        return listOf("^(system|vendor|product|cache|userdata|super)\\.img$")
     }
 
     override fun unpack(fileName: String) {
diff --git a/build.gradle.kts b/build.gradle.kts
index ac77985..bf076be 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -61,6 +61,17 @@ tasks {
     }
     flashTask.dependsOn("bbootimg:jar")
 
+
+    val pullTask by register("pull", JavaExec::class) {
+        group = GROUP_ANDROID
+        main = "cfig.packable.PackableLauncherKt"
+        classpath = files("bbootimg/build/libs/bbootimg.jar")
+        this.maxHeapSize = "512m"
+        enableAssertions = true
+        args("pull")
+    }
+    pullTask.dependsOn("bbootimg:jar")
+
     //sparse image dependencies
     packTask.dependsOn("aosp:mkbootfs.10:mkbootfsExecutable")
     packTask.dependsOn("aosp:mkbootfs.11:mkbootfsExecutable")