(adsbygoogle = window.adsbygoogle || []).push({}); Hello NextGenUpdate, previously, PS Vita Developer You must login or register to view this content. had released his code for decrypted PS Vita .PKGs. Which you can find here: You must login or register to view this content..

A twitter user by name You must login or register to view this content. has now released the fixed version of St4rk's work. You can find both Github links down below.

GitHub Fixed Keys: You must login or register to view this content.

GitHub Fixed Ungpkgs: You must login or register to view this content.

Fixed Keys Code:

    gpkg-key-2



@@ -1 +1 @@

-**********p****************************+******************b)c*************************** 

+*********۵***************************8*********Oް 

    

gpkg-key-3



@@ -1 +1 @@

-B:*********:+*********d*********************************************o؀* 

+*********L********************wG********** *********L@*********J 

    

gpkg-key-4



@@ -1 +1 @@

-******************Ye%'******************3*********f*************************** 

+*********e*********^******************b"******************ਗ0F********* 

    gpkg-key-beta → gpkg-key-psp

Fixed Ungpkgs Code:

    @@ -32,21 +32,6 @@ static u64 offset;

 

 

 

-static void decrypt_beta_retail_pkg(void)

-{

-	u8 key[0x10];

-	u8 iv[0x10];

-

-	if (be16(pkg + 0x06) != 2)

-		fail("invalid pkg type: %x", be16(pkg + 0x06));

-

-	if (key_get_simple("gpkg-key-beta", key, 0x10) < 0)

-			fail("failed to load the beta package key.");

-

-	memcpy(iv, pkg + 0x70, 0x10);

-	aes128ctr(key, iv, pkg + offset, size, pkg + offset);

-}

-

 static void decrypt_retail_pkg(void)

 {

 	u8 key[0x10];

 @@ -55,8 +40,23 @@ static void decrypt_retail_pkg(void)

 	if (be16(pkg + 0x06) != 2)

 		fail("invalid pkg type: %x", be16(pkg + 0x06));

 

-	if (key_get_simple("gpkg-key", key, 0x10) < 0)

+	u32 type = be32(pkg + 0xE4) & 0xFF;

+	if(type == 1) {

+		if (key_get_simple("gpkg-key-psp", key, 0x10) < 0)

+			fail("failed to load the psp package key.");

+	} else if(type == 2) {

+		if (key_get_simple("gpkg-key-2", key, 0x10) < 0)

+			fail("failed to load the package key.");

+	} else if(type == 3) {

+		if (key_get_simple("gpkg-key-3", key, 0x10) < 0)

 			fail("failed to load the package key.");

+	} else if(type == 4) {

+		if (key_get_simple("gpkg-key-4", key, 0x10) < 0)

+			fail("failed to load the package key.");

+	} else {

+		printf("Key Type: %d\n", type);

+		fail("failed to find the package key.");

+	}

 

 	memcpy(iv, pkg + 0x70, 0x10);

 	aes128ctr(key, iv, pkg + offset, size, pkg + offset);

 @@ -113,7 +113,6 @@ static void unpack_pkg(void)

 	u8 *tmp;

 

 	n_files = be32(pkg + 0x14);

-

 	for (i = 0; i < n_files; i++) {

 		tmp = pkg + offset + i*0x20;

 

 @@ -130,12 +129,16 @@ static void unpack_pkg(void)

 		strncpy(fname, (char *)(pkg + fname_off), fname_len);

 

 		flags &= 0xff;

-		if (flags == 4)

+		if (flags == 4 || flags == 1 {

+			printf(" %02x : %s\n", flags, fname);

 			MKDIR(fname, 0777);

-		else if (flags == 0 || flags == 1 || flags == 3 || flags == 14)

+		} else if (flags == 0 || flags == 1 || flags == 3 || flags == 14 ||

+				   flags == 15 || flags == 16 || flags == 17 || flags == 19 ||

+				   flags == 21 || flags == 22) {

+			printf(" %02x : %s (%u bytes)\n", flags, fname, size);

 			memcpy_to_file(fname, pkg + file_offset, size);

-		else

-			fail("unknown flags: %08x", flags);

+		} else

+			fail("unknown flag %d for %s", flags, pkg + fname_off);

 	}

 }

 

 @@ -147,8 +150,7 @@ int main(int argc, char *argv[])

 

 	if (argc != 2 && argc != 3)

 		fail("usage: ungpkg filename.pkg\n"

-		     " This is just for PS Vita Game Packages. not PS Vita System Packages.\n"

-		     "	-b  | use beta key instead of the retail one");

+		     " This is just for PS Vita Game Packages. not PS Vita System Packages.\n");

 

 	if (argc == 2) {

 		pkg = mmap_file(argv[1]);

 @@ -157,13 +159,7 @@ int main(int argc, char *argv[])

 		memset(dir, 0, 0x30);

 		memcpy(dir, pkg + 0x30, 0x30);

 	} else {

-		if (strcmp(argv[1], "-b") != 0)

-			fail("invalid option: %s", argv[1]);

-		else

-			beta=1;

-

 		pkg = mmap_file(argv[2]);

-

 		dir = malloc(0x31);

 		memset(dir, 0, 0x31);

 		memset(dir, 0, 0x30);

 @@ -178,9 +174,7 @@ int main(int argc, char *argv[])

 	offset = be64(pkg + 0x20);

 	size = be64(pkg + 0x2;

 

-	if(be16(pkg + 0x04) & 0x8000 && beta)

-		decrypt_beta_retail_pkg();

-	else if (be16(pkg + 0x04) & 0x8000)

+	if(be16(pkg + 0x04) & 0x8000)

 		decrypt_retail_pkg();

 	else

 		decrypt_debug_pkg();