Add 'third_party/nix/' from commit 'be66c7a6b24e3c3c6157fd37b86c7203d14acf10'

git-subtree-dir: third_party/nix
git-subtree-mainline: cf8cd640c1
git-subtree-split: be66c7a6b24e3c3c6157fd37b86c7203d14acf10

third_party/nix/src/libstore/serve-protocol.hh

@@ -0,0 +1,24 @@
+#pragma once
+
+namespace nix {
+
+#define SERVE_MAGIC_1 0x390c9deb
+#define SERVE_MAGIC_2 0x5452eecb
+
+#define SERVE_PROTOCOL_VERSION 0x205
+#define GET_PROTOCOL_MAJOR(x) ((x) & 0xff00)
+#define GET_PROTOCOL_MINOR(x) ((x) & 0x00ff)
+
+typedef enum {
+    cmdQueryValidPaths = 1,
+    cmdQueryPathInfos = 2,
+    cmdDumpStorePath = 3,
+    cmdImportPaths = 4,
+    cmdExportPaths = 5,
+    cmdBuildPaths = 6,
+    cmdQueryClosure = 7,
+    cmdBuildDerivation = 8,
+    cmdAddToStoreNar = 9,
+} ServeCommand;
+
+}