A standalone apk/zip align library

... adapted from the Android SDK with zlib as the only external dependency

What is zipalign? see http://developer.android.com/tools/help/zipalign.html

Dependencies

• Zlib (>= 1.2.3)

API

Unless specified, all functions below return 1 on success and 0 on failure.

int zipalign(const char *in_filename, const char *out_filename, int alignment, int force);

• in_filename: the input zip/apk filename
• out_filename: the output zip/apk filename
• alignment: alignment in bytes, for example, 4 provides 32-bit alignment
• force: if 1 is given and the target file exists, overwrite it. Use 0 if you do not wish to overwrite the target.

int zipalign_is_aligned(const char *filename, int alignment);

• filename: the filename to check for alignment
• alignment: alignment in bytes, for example, 4 provides 32-bit alignment

Build

CMake

$ mkdir -p build
$ cd build
$ cmake -DCMAKE_BUILD_TYPE=Release -DCMAKE_INSTALL_PREFIX=/usr/local ..
$ make
$ make install

Some useful CMake flags:

Flag	Description	Choices	Default
CMAKE_BUILD_TYPE	Chooses between build types	-/Debug/Release	-
CMAKE_INSTALL_PREFIX	Installation path	-	-

Visual Studio 2010+

Open the solution file and click on build. Note: The Visual Studio project file is currently unavailable.

Platforms supported

• Windows XP+
• Linux (Not Tested, but should work)
• Android (Not Tested, but should work)
• Mac OS X (???)

License

• Apache 2.0

If there are any errors in this document, please submit a pull request.