#!/usr/bin/env python

import os, sys

def check_dist_hashes(required_hash_types=None):
	os.environ["PORTDIR_OVERLAY"] = ""
	import portage
	from portage import Manifest, FetchlistDict
	from portage_const import MANIFEST2_HASH_FUNCTIONS
	trees = portage.db
	settings = portage.settings
	myroot = settings["ROOT"]
	portdb = trees[myroot]["porttree"].dbapi
	portdir = settings["PORTDIR"]
	if not required_hash_types:
		required_hash_types = set()
	required_hash_types.add("size")
	manifest2_hash_types = set(MANIFEST2_HASH_FUNCTIONS)

	for cp in portdb.cp_all():
		missing_data = False
		pkgdir = os.path.join(portdir, cp)
		fetchlist_dict = FetchlistDict(pkgdir, settings, portdb)
		mf = Manifest(pkgdir, settings["DISTDIR"],
			fetchlist_dict=fetchlist_dict)
		dist_hashes = mf.fhashdict.get("DIST", {})
		distfiles_set = set()
		for myfiles in fetchlist_dict.itervalues():
			distfiles_set.update(myfiles)
		for myfile in distfiles_set:
			myhashes = dist_hashes.get(myfile)
			if not myhashes:
				missing_data = True
				yield cp
				break
			if required_hash_types.difference(myhashes):
				yield cp
				break
			if not manifest2_hash_types.intersection(myhashes):
				yield cp
				break

if __name__ == "__main__":
	for cp in check_dist_hashes(set(sys.argv[1:])):
		print cp