From 9a987188a38cc18f6a485bd5def16aded10fe1f6 Mon Sep 17 00:00:00 2001
From: Maksim Denisov <denisov.maksim@huawei.com>
Date: Tue, 25 Feb 2025 11:00:42 +0100
Subject: ArtifactBlob: Support incremental reading

---
 src/buildtool/common/artifact_blob.cpp | 9 +++++++++
 1 file changed, 9 insertions(+)

(limited to 'src/buildtool/common/artifact_blob.cpp')

diff --git a/src/buildtool/common/artifact_blob.cpp b/src/buildtool/common/artifact_blob.cpp
index 894d6d91..3b199e5e 100644
--- a/src/buildtool/common/artifact_blob.cpp
+++ b/src/buildtool/common/artifact_blob.cpp
@@ -21,6 +21,15 @@ auto ArtifactBlob::ReadContent() const noexcept
     return content_;
 }
 
+auto ArtifactBlob::ReadIncrementally(std::size_t chunk_size) const& noexcept
+    -> expected<IncrementalReader, std::string> {
+    if (content_ == nullptr) {
+        return unexpected<std::string>{
+            "ArtifactBlob::ReadIncrementally: missing memory source"};
+    }
+    return IncrementalReader::FromMemory(chunk_size, content_.get());
+}
+
 namespace std {
 auto hash<ArtifactBlob>::operator()(ArtifactBlob const& blob) const noexcept
     -> std::size_t {
-- 
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