Initial self-hosting commit

This is the initial version of our tool that is able to
build itself. In can be bootstrapped by

  ./bin/bootstrap.py

Co-authored-by: Oliver Reiche <oliver.reiche@huawei.com>
Co-authored-by: Victor Moreno <victor.moreno1@huawei.com>

1 files changed, 31 insertions, 0 deletions

diff --git a/src/buildtool/execution_api/bazel_msg/bazel_blob.hpp b/src/buildtool/execution_api/bazel_msg/bazel_blob.hpp
new file mode 100644
index 00000000..115c4018
--- /dev/null
+++ b/src/buildtool/execution_api/bazel_msg/bazel_blob.hpp
@@ -0,0 +1,31 @@
+#ifndef INCLUDED_SRC_BUILDTOOL_EXECUTION_API_BAZEL_MSG_BAZEL_BLOB_HPP
+#define INCLUDED_SRC_BUILDTOOL_EXECUTION_API_BAZEL_MSG_BAZEL_BLOB_HPP
+
+#include <filesystem>
+#include <memory>
+#include <optional>
+#include <string>
+
+#include "src/buildtool/common/artifact_digest.hpp"
+#include "src/buildtool/common/bazel_types.hpp"
+#include "src/buildtool/file_system/file_system_manager.hpp"
+
+struct BazelBlob {
+    BazelBlob(bazel_re::Digest mydigest, std::string mydata)
+        : digest{std::move(mydigest)}, data{std::move(mydata)} {}
+
+    bazel_re::Digest digest{};
+    std::string data{};
+};
+
+[[nodiscard]] static inline auto CreateBlobFromFile(
+    std::filesystem::path const& file_path) noexcept
+    -> std::optional<BazelBlob> {
+    auto const content = FileSystemManager::ReadFile(file_path);
+    if (not content.has_value()) {
+        return std::nullopt;
+    }
+    return BazelBlob{ArtifactDigest::Create(*content), *content};
+}
+
+#endif  // INCLUDED_SRC_BUILDTOOL_EXECUTION_API_BAZEL_MSG_BAZEL_BLOB_HPP