Pass squashfs block size as a parameter

BUG: 28920352
Change-Id: Ifed02bd1565131814047991ec87fa61691bfe240
Signed-off-by: Mohamad Ayyash <mkayyash@google.com>
diff --git a/tools/releasetools/build_image.py b/tools/releasetools/build_image.py
index ce60667..b622376 100755
--- a/tools/releasetools/build_image.py
+++ b/tools/releasetools/build_image.py
@@ -404,6 +404,8 @@
       build_command.extend(["-z", prop_dict["squashfs_compressor"]])
     if "squashfs_compressor_opt" in prop_dict:
       build_command.extend(["-zo", prop_dict["squashfs_compressor_opt"]])
+    if "squashfs_block_size" in prop_dict:
+      build_command.extend(["-b", prop_dict["squashfs_block_size"]])
   elif fs_type.startswith("f2fs"):
     build_command = ["mkf2fsuserimg.sh"]
     build_command.extend([out_file, prop_dict["partition_size"]])
@@ -547,6 +549,7 @@
     copy_prop("has_ext4_reserved_blocks", "has_ext4_reserved_blocks")
     copy_prop("system_squashfs_compressor", "squashfs_compressor")
     copy_prop("system_squashfs_compressor_opt", "squashfs_compressor_opt")
+    copy_prop("system_squashfs_block_size", "squashfs_block_size")
     copy_prop("system_base_fs_file", "base_fs_file")
   elif mount_point == "data":
     # Copy the generic fs type first, override with specific one if available.
@@ -564,6 +567,7 @@
     copy_prop("has_ext4_reserved_blocks", "has_ext4_reserved_blocks")
     copy_prop("vendor_squashfs_compressor", "squashfs_compressor")
     copy_prop("vendor_squashfs_compressor_opt", "squashfs_compressor_opt")
+    copy_prop("vendor_squashfs_block_size", "squashfs_block_size")
     copy_prop("vendor_base_fs_file", "base_fs_file")
   elif mount_point == "oem":
     copy_prop("fs_type", "fs_type")