Port (cmake) for secp256k1 crypto project.

ports/secp256k1/CMakeLists.txt

@@ -0,0 +1,26 @@
+cmake_minimum_required(VERSION 3.8)
+project(secp256k1 C)
+
+option(INSTALL_HEADERS "Install header files" ON)
+
+add_definitions(
+	-DENABLE_MODULE_ECDH
+	-DENABLE_MODULE_RECOVERY
+	-DHAVE_CONFIG_H
+)
+
+file(GLOB SOURCES src/secp256k1.c)
+add_library(secp256k1 ${SOURCES})
+
+include_directories(${CMAKE_CURRENT_SOURCE_DIR})
+
+install(TARGETS secp256k1
+    RUNTIME DESTINATION bin
+    ARCHIVE DESTINATION lib
+    LIBRARY DESTINATION lib
+)
+
+if(INSTALL_HEADERS)
+	file(GLOB HEADERS include/*.h)
+	install(FILES ${HEADERS} DESTINATION include)
+endif()

ports/secp256k1/CONTROL

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+Source: secp256k1
+Version: 
+Description: Optimized C library for EC operations on curve

ports/secp256k1/libsecp256k1-config.h

@@ -0,0 +1,29 @@
+/**********************************************************************
+ * Copyright (c) 2013, 2014 Pieter Wuille                             *
+ * Distributed under the MIT software license, see the accompanying   *
+ * file COPYING or http://www.opensource.org/licenses/mit-license.php.*
+ **********************************************************************/
+
+#ifndef SECP256K1_BASIC_CONFIG_H
+#define SECP256K1_BASIC_CONFIG_H
+
+#undef USE_ASM_X86_64
+#undef USE_ENDOMORPHISM
+#undef USE_FIELD_10X26
+#undef USE_FIELD_5X52
+#undef USE_FIELD_INV_BUILTIN
+#undef USE_FIELD_INV_NUM
+#undef USE_NUM_GMP
+#undef USE_NUM_NONE
+#undef USE_SCALAR_4X64
+#undef USE_SCALAR_8X32
+#undef USE_SCALAR_INV_BUILTIN
+#undef USE_SCALAR_INV_NUM
+
+#define USE_NUM_NONE 1
+#define USE_FIELD_INV_BUILTIN 1
+#define USE_SCALAR_INV_BUILTIN 1
+#define USE_FIELD_10X26 1
+#define USE_SCALAR_8X32 1
+
+#endif /* SECP256K1_BASIC_CONFIG_H */

ports/secp256k1/portfile.cmake

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+include(vcpkg_common_functions)
+
+set(SOURCE_PATH ${CURRENT_BUILDTREES_DIR}/src/secp256k1-0b7024185045a49a1a6a4c5615bf31c94f63d9c4/)
+
+vcpkg_from_github(
+	OUT_SOURCE_PATH "secp256k1"
+    REPO "bitcoin-core/secp256k1"
+	REF "0b7024185045a49a1a6a4c5615bf31c94f63d9c4"
+    SHA512 54e0c446ae63105800dfaf23dc934734f196c91f275db0455e58a36926c29ecc51a13d9b1eb2e45bc86199120c3c472ec7b39086787a49ce388a4df462a870bc
+)
+
+message("Copying config header to " ${SOURCE_PATH})
+
+file(COPY ${CURRENT_PORT_DIR}/libsecp256k1-config.h DESTINATION ${SOURCE_PATH})
+
+message(STATUS "Building")
+
+file(COPY ${CMAKE_CURRENT_LIST_DIR}/CMakeLists.txt DESTINATION ${SOURCE_PATH})
+
+vcpkg_configure_cmake(
+    SOURCE_PATH ${SOURCE_PATH}
+    PREFER_NINJA
+    OPTIONS_DEBUG
+		-DINSTALL_HEADERS=OFF
+	OPTIONS_DEBUG
+)
+
+vcpkg_install_cmake()
+
+# Handle copyright
+file(INSTALL ${SOURCE_PATH}/COPYING DESTINATION ${CURRENT_PACKAGES_DIR}/share/secp256k1 RENAME copyright)