Xref Aosp [2021]

The phrase "xref aosp" usually refers to a developer's most trusted companion: the Android Cross Reference (androidxref.com)

“Xref,” her manager had said, tapping the issue tracker with a pen. “Cross-reference. It means something’s resolving to the wrong symbol. Track the symbol. Figure where it comes from.” xref aosp

  • A platform developer writing HALs and system services,
  • An app developer trying to understand framework behavior,
  • A security researcher looking for vulnerable code paths,
  • Or a student learning how Android works under the hood,

Compare: View diffs between different versions or branches of the Android platform. Deployment Options The phrase "xref aosp" usually refers to a

  1. Click on the line number.
  2. A popup shows a stable URL: https://cs.android.com/android/platform/superproject/+/main:frameworks/base/core/java/android/app/Activity.java;l=1243
  3. Share this link. It will open the exact file, branch, and line, and the symbol at that line will be highlighted.
cd /path/to/aosp
ctags --recurse --fields=+lnS --languages=C,C++,Java --exclude=out

With a digital "click," the bridge was built. The integrity was verified. A platform developer writing HALs and system services,

CLI usage (no web server)

You can also query from the terminal: