From 5532f58f2bc0158cf443968147ae953156a2f463 Mon Sep 17 00:00:00 2001
From: Stefan Boberg <stefan@boberg.org>
Date: Fri, 1 Oct 2021 18:55:02 +0200
Subject: cas: added some GC stubs

---
 zenstore/CAS.cpp | 37 +++++++++++++++++++++++++++++++++++++
 1 file changed, 37 insertions(+)

(limited to 'zenstore/CAS.cpp')

diff --git a/zenstore/CAS.cpp b/zenstore/CAS.cpp
index 1db2b50bf..808fc8fb3 100644
--- a/zenstore/CAS.cpp
+++ b/zenstore/CAS.cpp
@@ -31,6 +31,15 @@ CasChunkSet::AddChunkToSet(const IoHash& HashToAdd)
 	m_ChunkSet.insert(HashToAdd);
 }
 
+void
+CasChunkSet::AddChunksToSet(std::span<const IoHash> HashesToAdd)
+{
+	for (const IoHash& Hash : HashesToAdd)
+	{
+		m_ChunkSet.insert(Hash);
+	}
+}
+
 void
 CasChunkSet::RemoveChunksIf(std::function<bool(const IoHash& CandidateHash)>&& Predicate)
 {
@@ -58,6 +67,34 @@ CasChunkSet::IterateChunks(std::function<void(const IoHash& ChunkHash)>&& Callba
 
 //////////////////////////////////////////////////////////////////////////
 
+struct GcContext::GcState
+{
+	CasChunkSet m_CasChunks;
+	CasChunkSet m_CidChunks;
+};
+
+GcContext::GcContext() : m_State(std::make_unique<GcState>())
+{
+}
+
+GcContext::~GcContext()
+{
+}
+
+void
+GcContext::ContributeCids(std::span<const IoHash> Cids)
+{
+	m_State->m_CidChunks.AddChunksToSet(Cids);
+}
+
+void
+GcContext::ContributeCas(std::span<const IoHash> Cas)
+{
+	m_State->m_CasChunks.AddChunksToSet(Cas);
+}
+
+//////////////////////////////////////////////////////////////////////////
+
 void
 ScrubContext::ReportBadChunks(std::span<IoHash> BadChunks)
 {
-- 
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