partial (largely untested) memory block device and tar file system support

1 files changed, 23 insertions, 0 deletions

diff --git a/include/mercury/kernel/bd/memory.hpp b/include/mercury/kernel/bd/memory.hpp
new file mode 100644
index 0000000..079abee
--- /dev/null
+++ b/include/mercury/kernel/bd/memory.hpp
@@ -0,0 +1,23 @@
+#ifndef MERCURY_KERNEL_BD_MEMORY_HPP
+#define MERCURY_KERNEL_BD_MEMORY_HPP
+
+#include <mercury/kernel/storage.hpp>
+
+namespace mercury::kernel::bd {
+
+  class memory : public storage::block_device {
+
+  private:
+    uint8_t *buffer;
+
+  public:
+    memory(void *buffer, size_t buffer_len);
+
+    storage::io_result read_blocks_no_cache(uint64_t start, uint64_t count, void *into) override;
+    storage::io_result write_blocks_no_cache(uint64_t start, uint64_t count, const void *from) override;
+
+  };
+
+}
+
+#endif