From 2cf5f16c25ac81eac3a09c4f15dad9d2154c03d4 Mon Sep 17 00:00:00 2001
From: Cory Fields <cory-nospam-@coryfields.com>
Date: Tue, 14 Oct 2014 18:22:55 -0400
Subject: build: add libbitcoinconsensus files and hook up the lib build

Credit BlueMatt for libbitcoinsonsensus.h/cpp
---
 src/script/bitcoinconsensus.h | 67 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 67 insertions(+)
 create mode 100644 src/script/bitcoinconsensus.h

(limited to 'src/script/bitcoinconsensus.h')

diff --git a/src/script/bitcoinconsensus.h b/src/script/bitcoinconsensus.h
new file mode 100644
index 0000000000..15e3337a8d
--- /dev/null
+++ b/src/script/bitcoinconsensus.h
@@ -0,0 +1,67 @@
+// Copyright (c) 2009-2010 Satoshi Nakamoto
+// Copyright (c) 2009-2014 The Bitcoin developers
+// Distributed under the MIT software license, see the accompanying
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
+
+#ifndef BITCOIN_BITCOINCONSENSUS_H
+#define BITCOIN_BITCOINCONSENSUS_H
+
+#if defined(BUILD_BITCOIN_INTERNAL) && defined(HAVE_CONFIG_H)
+#include "config/bitcoin-config.h"
+  #if defined(_WIN32)
+    #if defined(DLL_EXPORT)
+      #if defined(HAVE_FUNC_ATTRIBUTE_DLLEXPORT)
+        #define EXPORT_SYMBOL __declspec(dllexport)
+      #else
+        #define EXPORT_SYMBOL
+      #endif
+    #endif
+  #elif defined(HAVE_FUNC_ATTRIBUTE_VISIBILITY)
+    #define EXPORT_SYMBOL __attribute__ ((visibility ("default")))
+  #endif
+#elif defined(MSC_VER) && !defined(STATIC_LIBBITCOINCONSENSUS)
+  #define EXPORT_SYMBOL __declspec(dllimport)
+#endif
+
+#ifndef EXPORT_SYMBOL
+  #define EXPORT_SYMBOL
+#endif
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#define BITCOINCONSENSUS_API_VER 0
+
+typedef enum bitcoinconsensus_error_t
+{
+    bitcoinconsensus_ERR_OK = 0,
+    bitcoinconsensus_ERR_TX_INDEX,
+    bitcoinconsensus_ERR_TX_SIZE_MISMATCH,
+    bitcoinconsensus_ERR_TX_DESERIALIZE,
+} bitcoinconsensus_error;
+
+/** Script verification flags */
+enum
+{
+    bitcoinconsensus_SCRIPT_FLAGS_VERIFY_NONE      = 0,
+    bitcoinconsensus_SCRIPT_FLAGS_VERIFY_P2SH      = (1U << 0), // evaluate P2SH (BIP16) subscripts
+};
+
+/// Returns 1 if the input nIn of the serialized transaction pointed to by
+/// txTo correctly spends the scriptPubKey pointed to by scriptPubKey under
+/// the additional constraints specified by flags.
+/// If not NULL, err will contain an error/success code for the operation
+EXPORT_SYMBOL int bitcoinconsensus_verify_script(const unsigned char *scriptPubKey, unsigned int scriptPubKeyLen,
+                                    const unsigned char *txTo        , unsigned int txToLen,
+                                    unsigned int nIn, unsigned int flags, bitcoinconsensus_error* err);
+
+EXPORT_SYMBOL unsigned int bitcoinconsensus_version();
+
+#ifdef __cplusplus
+} // extern "C"
+#endif
+
+#undef EXPORT_SYMBOL
+
+#endif // BITCOIN_BITCOINCONSENSUS_H
-- 
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