/*
 * Copyright (c) 2017 Google Inc.
 */
#include "cache.h"
#include "diff.h"
#include "diffcore.h"

void diffcore_blobfind(struct diff_options *options)
{
	struct diff_queue_struct *q = &diff_queued_diff;
	struct diff_queue_struct outq;
	int i;

	if (!options->blobfind)
		BUG("blobfind oidset not initialized???");

	DIFF_QUEUE_CLEAR(&outq);
	for (i = 0; i < q->nr; i++) {
		struct diff_filepair *p = q->queue[i];

		if (!DIFF_PAIR_UNMERGED(p) &&
		    ((DIFF_FILE_VALID(p->one) &&
		      oidset_contains(options->blobfind, &p->one->oid)) ||
		     (DIFF_FILE_VALID(p->two) &&
		      oidset_contains(options->blobfind, &p->two->oid))))
			diff_q(&outq, p);
		else
			diff_free_filepair(p);
	}
	*q = outq;
}