From 11da5b2816e11b081d8ff38db4330addd2014f7e Mon Sep 17 00:00:00 2001
From: Eelco Dolstra <edolstra@gmail.com>
Date: Wed, 27 Mar 2019 14:12:20 +0100
Subject: Add some Rust code

---
 src/nix/test.cc | 61 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 61 insertions(+)
 create mode 100644 src/nix/test.cc

(limited to 'src/nix/test.cc')

diff --git a/src/nix/test.cc b/src/nix/test.cc
new file mode 100644
index 000000000..70e0a903d
--- /dev/null
+++ b/src/nix/test.cc
@@ -0,0 +1,61 @@
+#include "command.hh"
+#include "store-api.hh"
+#include "common-args.hh"
+
+using namespace nix;
+
+namespace rust {
+
+// Depending on the internal representation of Rust slices is slightly
+// evil...
+template<typename T> struct Slice
+{
+    const T * ptr;
+    size_t size;
+
+    Slice(const T * ptr, size_t size) : ptr(ptr), size(size)
+    {
+        assert(ptr);
+    }
+};
+
+struct StringSlice : Slice<char>
+{
+    StringSlice(const std::string & s): Slice(s.data(), s.size()) { }
+};
+
+}
+
+extern "C" {
+    bool unpack_tarfile(rust::Slice<uint8_t> data, rust::StringSlice dest_dir);
+}
+
+struct CmdTest : StoreCommand
+{
+    CmdTest()
+    {
+    }
+
+    std::string name() override
+    {
+        return "test";
+    }
+
+    std::string description() override
+    {
+        return "bla bla";
+    }
+
+    void run(ref<Store> store) override
+    {
+        auto data = readFile("./nix-2.2.tar");
+
+        std::string destDir = "./dest";
+
+        deletePath(destDir);
+
+        unpack_tarfile({(uint8_t*) data.data(), data.size()}, destDir);
+    }
+};
+
+static RegisterCommand r(make_ref<CmdTest>());
-- 
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