From 2983eb6fbdb311326a9a536c2e042b507a4487f7 Mon Sep 17 00:00:00 2001
From: Jeff Becker <jeff@i2p.rocks>
Date: Sat, 26 Aug 2017 09:40:24 -0400
Subject: [PATCH] start preparing for gutting of libsodium dependancy

---
 Makefile                                      |  7 ++++-
 contrib/backends/srndv2/Makefile              |  7 +++--
 .../backends/srndv2/src/srnd/cryptography.go  | 29 +++++++++++++++++++
 .../backends/srndv2/src/srnd/nacl_crypto.go   |  2 ++
 4 files changed, 41 insertions(+), 4 deletions(-)
 create mode 100644 contrib/backends/srndv2/src/srnd/cryptography.go

diff --git a/Makefile b/Makefile
index e9091ad..2059b7b 100644
--- a/Makefile
+++ b/Makefile
@@ -30,11 +30,16 @@ $(JS): js-deps
 
 
 $(SRND):
-	make -C $(SRND_DIR)
+	$(MAKE) -C $(SRND_DIR)
+	cp $(SRND_DIR)/srndv2 $(SRND)
+
+pure:
+	$(MAKE) -C $(SRND_DIR) pure
 	cp $(SRND_DIR)/srndv2 $(SRND)
 
 clean:
 	rm -f $(SRND) $(JS)
+	$(MAKE) -C $(SRND_DIR) clean
 
 distclean: clean
 	rm -rf $(REPO_GOPATH)
diff --git a/contrib/backends/srndv2/Makefile b/contrib/backends/srndv2/Makefile
index 53d2a9c..2f78774 100644
--- a/contrib/backends/srndv2/Makefile
+++ b/contrib/backends/srndv2/Makefile
@@ -1,10 +1,11 @@
 REPO=$(shell dirname $(realpath $(lastword $(MAKEFILE_LIST))))
 
-all: clean build
-
-build: srndv2
+all: srndv2
 
 srndv2:
+	GOPATH=$(REPO) go build -v -tags libsodium
+
+pure:
 	GOPATH=$(REPO) go build -v
 
 clean:
diff --git a/contrib/backends/srndv2/src/srnd/cryptography.go b/contrib/backends/srndv2/src/srnd/cryptography.go
new file mode 100644
index 0000000..5e7519c
--- /dev/null
+++ b/contrib/backends/srndv2/src/srnd/cryptography.go
@@ -0,0 +1,29 @@
+// +build !libsodium
+
+package srnd
+
+import (
+	"golang.org/x/crypto/curve25519"
+)
+
+func naclCryptoVerifyFucky(h, sig, pk []byte) bool {
+	return false
+}
+
+func naclCryptoSignFucky(hash, sk []byte) []byte {
+	return nil
+}
+
+func naclCryptoVerifyDetached(hash, sig, pk []byte) bool {
+	return false
+}
+
+func naclCryptoSignDetached(hash, sk []byte) []byte {
+	return nil
+}
+
+func naclSeedToKeyPair(seed []byte) (pk, sk []byte) {
+	return
+}
+
+var naclScalarBaseMult = curve25519.ScalarBaseMult
diff --git a/contrib/backends/srndv2/src/srnd/nacl_crypto.go b/contrib/backends/srndv2/src/srnd/nacl_crypto.go
index bf66796..7169c16 100644
--- a/contrib/backends/srndv2/src/srnd/nacl_crypto.go
+++ b/contrib/backends/srndv2/src/srnd/nacl_crypto.go
@@ -1,3 +1,5 @@
+// +build libsodium
+
 package srnd
 
 import (