Squashed commit of the following:v0.1.2

commit 1c26ef86a04690120f4f752c7c5018a570ec5880
Author: vnugent <public@vaughnnugent.com>
Date:   Wed May 29 13:34:20 2024 -0400

    missed extra argument

commit 88c9095743a12cf8fc1793c607ba3a1e4fa86483
Author: vnugent <public@vaughnnugent.com>
Date:   Wed May 29 13:25:51 2024 -0400

    refactor!: return NC_SUCCESS when validating secret key

commit 718be80a4810b9352de7eb0707da54020aa6b649
Author: vnugent <public@vaughnnugent.com>
Date:   Mon May 27 14:52:41 2024 -0400

    fix: Properly build mbedtls & cmake fixes

commit a8a6efb2319f739e5faae550561dc27d9dd1e88d
Author: vnugent <public@vaughnnugent.com>
Date:   Sun May 26 17:39:40 2024 -0400

    chore: Update libs, reorder files, internalize private headers

commit 72e1b7be4031e2fd4d258fcf434ad049c0029201
Author: vnugent <public@vaughnnugent.com>
Date:   Sun May 26 13:39:08 2024 -0400

    fix: Add c++ extern prototypes in noscrypt.h

commit aeaac8d328b75911541be64d6f09d58fca294a08
Author: vnugent <public@vaughnnugent.com>
Date:   Sun May 26 11:47:17 2024 -0400

    refactor: Dep update, openssl chacha20 added

commit 86b02540cce6015cfe4a2a56499a9a2f45d4e368
Author: vnugent <public@vaughnnugent.com>
Date:   Sat May 18 12:24:17 2024 -0400

    refactor: Remove NCContext structure definition

commit d09d9330415d463ca19be9394b02ce11b3366f7e
Author: vnugent <public@vaughnnugent.com>
Date:   Mon May 13 22:33:50 2024 -0400

    fix: update mbedtls inline issue includes

commit 7838cb4bb15d4f453f92f56ece75e2b03986fe42
Author: vnugent <public@vaughnnugent.com>
Date:   Mon May 13 22:29:16 2024 -0400

    fix: force fPIC for secp256k1 targets

commit d76f7708bc6ae81a638ca708230ac9153ac754e2
Merge: aa8033d a526139
Author: vnugent <public@vaughnnugent.com>
Date:   Sun May 12 00:37:01 2024 -0400

    Merge branch 'master' into develop

commit aa8033d4dbfebeb72b6fd7a0cd218ebde0eb54dd
Author: vnugent <public@vaughnnugent.com>
Date:   Sun May 12 00:34:20 2024 -0400

    Final overview and test before tag

commit 4e3ead2cf1d3068e77f0959dfdc17e20e9102a0f
Merge: 2cee801 872c49d
Author: vnugent <public@vaughnnugent.com>
Date:   Mon May 6 22:08:09 2024 -0400

    Merge branch 'master' into develop

commit 2cee801979bfbcb3b0e53f592ce8c779b57cb679
Author: vnugent <public@vaughnnugent.com>
Date:   Mon May 6 22:02:39 2024 -0400

    Ensure static and dynamic libs get same args

commit f533694023133552d0d42933d779c95a5854343f
Author: vnugent <public@vaughnnugent.com>
Date:   Mon May 6 21:50:29 2024 -0400

    feat: CMake install & fetch-content test & updates

commit 940ff20348b13d0bc30d9e9f4289dd6de20b16ba
Author: vnugent <public@vaughnnugent.com>
Date:   Sun May 5 14:07:28 2024 -0400

    codeberg readonly push

commit b34ed055c0b7d143561ce8798e0a95313b9224bd
Merge: 0a40e20 e737556
Author: vnugent <public@vaughnnugent.com>
Date:   Sat May 4 14:06:45 2024 -0400

    Merge branch 'master' into develop

commit 0a40e209d03e8ff9b6f81cd5969d3e845c633bfc
Author: vnugent <public@vaughnnugent.com>
Date:   Sat May 4 13:55:19 2024 -0400

    ci: Force disable testing for win ci builds

commit 55fae189fffc86f07a3448370f0a746670819712
Author: vnugent <public@vaughnnugent.com>
Date:   Thu May 2 21:54:35 2024 -0400

    feat: Working and tested openssl impl & defaults

commit 6ff8bb11774c51fd341b7699a3938fd894995fbf
Author: vnugent <public@vaughnnugent.com>
Date:   Thu Apr 25 17:45:42 2024 -0400

    refactor: Finish support and testing for mbedtls

commit 7cb7a93de4f6f5e741bc5129e3d928e44f050930
Author: vnugent <public@vaughnnugent.com>
Date:   Tue Apr 23 18:19:31 2024 -0400

    refactor!: MbedTLS on Windows, switch to uint32

commit 30e8dda6cbea86bdee6d5dfe48514385d3b9f81b
Author: vnugent <public@vaughnnugent.com>
Date:   Tue Apr 23 14:48:05 2024 -0400

    refactor: Crypto dep redesign working on Windows

commit d09c6c1bd5da3e2d79351daeba304ca99976a726
Author: vnugent <public@vaughnnugent.com>
Date:   Thu Apr 18 00:28:51 2024 -0400

    refactor!: Pushing what I have to dev

commit 54e06ada7d624ed0d28c6a6db04a149708841bf8
Author: vnugent <public@vaughnnugent.com>
Date:   Sat Apr 13 01:24:00 2024 -0400

    fix: convert constants to hex, inline macro, ParseErrorCode

commit 4215e3100d9a0d23119080d09638fa5b60d0c6d4
Merge: d3328f4 7485aa5
Author: vnugent <public@vaughnnugent.com>
Date:   Wed Apr 3 18:26:30 2024 -0400

    Merge branch 'master' into develop

commit d3328f4152b22b28f24c43dda62464287f1efff5
Author: vnugent <public@vaughnnugent.com>
Date:   Wed Apr 3 18:22:56 2024 -0400

    build: Included dependency and versions in client builds

commit b11bc0bac955fd5c6db65f0da48456bf5e748805
Author: vnugent <public@vaughnnugent.com>
Date:   Wed Apr 3 18:10:08 2024 -0400

    fix: Fix c89 compatabilty comments and struct assignment

commit 9915bd41799a72413e6b400e150aa9f5fa797e25
Merge: 8e3d6ea 5184d7d
Author: vnugent <public@vaughnnugent.com>
Date:   Sat Mar 30 09:57:30 2024 -0400

    Merge branch 'master' into develop

commit 8e3d6ea5e3c83fe42cb904b6ccc4fe2b73f76aae
Author: vnugent <public@vaughnnugent.com>
Date:   Sat Mar 30 09:52:55 2024 -0400

    refactor!: Some api (struct) changes and updated tests

commit e88e8420520204e20802516f01d4488bb0b1d6ea
Merge: 490dfee 21f6c0a
Author: vnugent <public@vaughnnugent.com>
Date:   Sun Mar 3 15:02:34 2024 -0500

    Merge branch 'master' into develop

commit 490dfee4ef22479009627435c6ad728c3cbbab54
Author: vnugent <public@vaughnnugent.com>
Date:   Sun Mar 3 14:59:25 2024 -0500

    test: #3 tests for encryption/description and Macs

commit efa97490b7ed47f4e2f05bee52e2b33e14e439e6
Merge: 1b84e3c 120022a
Author: vnugent <public@vaughnnugent.com>
Date:   Sun Mar 3 14:55:48 2024 -0500

    merge master

commit 1b84e3c7c2e55b1ff9ffdd09b66873e11c131441
Author: vnugent <public@vaughnnugent.com>
Date:   Sat Mar 2 22:57:36 2024 -0500

    fix: #2 constent usage of sizeof() operator on struct types

commit 9de5a214c66adea0ef2d0bac63c59449de202a88
Author: vnugent <public@vaughnnugent.com>
Date:   Fri Mar 1 14:30:36 2024 -0500

    perf: avoid nc_key struct copy, cast and verify instead

commit b917b761120ed684af28d0707673ffadcf14b8fe
Author: vnugent <public@vaughnnugent.com>
Date:   Mon Feb 12 22:06:50 2024 -0500

    fix: found the constant time memcompare function

commit 9f85fff3b9f25da7410569ea94f994b88feb3910
Author: vnugent <public@vaughnnugent.com>
Date:   Fri Feb 9 22:48:35 2024 -0500

    feat: added/update MAC functions to sign or verify nip44 payload

commit aa5113741bb419b02d6ea416bba571fa3d65db46
Author: vnugent <public@vaughnnugent.com>
Date:   Wed Feb 7 01:37:53 2024 -0500

    add missing hmac-key output buffer

commit 55f47d22cc9ce4d1e22b70814d608c7ef3b1bbc9
Author: vnugent <public@vaughnnugent.com>
Date:   Sun Feb 4 21:08:13 2024 -0500

    simple bug fixes, and public api argument validation tests

commit 73c5a713fb164ae8b4ac8a891a8020e08eae0a3b
Author: vnugent <public@vaughnnugent.com>
Date:   Fri Feb 2 23:05:48 2024 -0500

    update api to return secpvalidate return code instead of internal return codes

commit 06c73004e1a39a7ea4ea3a89c22dee0f66adb236
Author: vnugent <public@vaughnnugent.com>
Date:   Fri Feb 2 19:25:17 2024 -0500

    change to lgpl license

commit 6e79fdb3b6b6739fc7797d47e55a7691306cf736
Author: vnugent <public@vaughnnugent.com>
Date:   Wed Jan 31 21:30:49 2024 -0500

    move validation macros, and optionally disable them

commit ac1e58837f1ba687939f78b5c03cadd346c10ddd
Author: vnugent <public@vaughnnugent.com>
Date:   Tue Jan 30 12:25:05 2024 -0500

    couple more tests, renable range checks, set flags for all projects

1 files changed, 61 insertions, 26 deletions

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 8505d8e..7a1f707 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -21,7 +21,7 @@ option(NC_DISABLE_INPUT_VALIDATION "Disables public function input validation" O
 option(NC_FETCH_MBEDTLS "Fetch Mbed-TLS from it's source repository locally" OFF)
 option(NC_FETCH_SECP256K1 "Fetch and locally build secp256k1 source code" ON)
 option(NC_INCLUDE_MONOCYPHER "Statically link to vendored monocypher library" ON)
-set(CRYPTO_LIB "" CACHE STRING "The crypto library to link to (mbedtls, openssl)")
+set(CRYPTO_LIB "" CACHE STRING "The crypto library to link to (mbedtls, openssl, bcrypt)")
 set(CRYPTO_LIB_DIR "" CACHE STRING "The path to the crypto library if it's not globally available")
 set(SECP256K1_LIB_DIR "" CACHE STRING "An optional path to search for the secp256k1 library if not globally installed")
 
@@ -40,7 +40,7 @@ if(NC_FETCH_SECP256K1)
 	set(SECP256K1_BUILD_EXAMPLES OFF)
 	set(SECP256K1_BUILD_EXHAUSTIVE_TESTS OFF)
 	set(SECP256K1_ENABLE_MODULE_ECDH ON)
-	set(SECP256K1_ENABLE_MODULE_RECOVERY ON)
+	set(SECP256K1_ENABLE_MODULE_RECOVERY OFF)
 	set(SECP256K1_ENABLE_MODULE_SCHNORRSIG ON)
 	set(SECP256K1_ENABLE_MODULE_EXTRAKEYS ON)
 	set(SECP256K1_ENABLE_MODULE_ELLSWIFT OFF)
@@ -50,12 +50,21 @@ if(NC_FETCH_SECP256K1)
 	FetchContent_Declare(
 	  libsecp256k1
 	  GIT_REPOSITORY		https://github.com/bitcoin-core/secp256k1
-	  GIT_TAG				1ad5185cd42c0636104129fcc9f6a4bf9c67cc40 # release-0.4.1
+	  GIT_TAG				e3a885d42a7800c1ccebad94ad1e2b82c4df5c65 # release-0.5.0
 	  GIT_PROGRESS			TRUE
 	)
 
 	FetchContent_MakeAvailable(libsecp256k1)
-
+	
+	#Must force FPIC when using secp256k1, ld linker complains otherwise
+	set_target_properties(
+		secp256k1 
+		secp256k1_precomputed 
+		
+		PROPERTIES 
+		POSITION_INDEPENDENT_CODE  ON
+	)
+	
 else()	
 
 	#search for an existing library, it's a required dependency
@@ -71,39 +80,46 @@ endif()
 #		MAIN PROJECT
 #-----------------------------
 
-include_directories(include)				#include the 'include' directory for the project
-set(CMAKE_C_STANDARD 90)					#Setup the compiler options for c90 shared library
-set(CMAKE_C_STANDARD_REQUIRED ON)
-set(CMAKE_POSITION_INDEPENDENT_CODE ON)
-set(CMAKE_C_EXTENSIONS OFF)
-
 set(NOSCRYPT_SRCS 
 	"src/noscrypt.c"	
-	"src/crypto/hkdf.c"
-	"src/crypto/nc-crypto.c"				#pulls in c impl files as needed
+	"src/hkdf.c"
+	"src/nc-crypto.c"				#pulls in c impl files as needed
 )
 
 set(NOSCRYPT_HEADERS
 	"include/noscrypt.h"
 	"include/platform.h"
-	"include/nc-util.h"
-	"include/hkdf.h"
-	"include/nc-crypto.h"
+	"src/nc-util.h"
+	"src/hkdf.h"
+	"src/nc-crypto.h"
 )
 
 #static/shared library
 add_library(${_NC_PROJ_NAME} SHARED ${NOSCRYPT_SRCS} ${NOSCRYPT_HEADERS})
 add_library(${_NC_PROJ_NAME}_static STATIC ${NOSCRYPT_SRCS} ${NOSCRYPT_HEADERS})
-target_compile_features(${_NC_PROJ_NAME} PUBLIC c_std_90)	#force compiler to use c90 standard for library
+set_target_properties(${_NC_PROJ_NAME} PROPERTIES POSITION_INDEPENDENT_CODE ON)		#fPIC for shared library
+
+#set specific cmake commands to target our projects only
+set_target_properties(
+	${_NC_PROJ_NAME} 
+	${_NC_PROJ_NAME}_static 
+	
+	#Setup the compiler options for c90 standard
+	PROPERTIES 
+	C_STANDARD 90
+	C_STANDARD_REQUIRED ON
+	C_EXTENSIONS ON			#enables c++ style comments (only required for mbedtls stuff)
+)
+
+target_compile_features(${_NC_PROJ_NAME} PRIVATE c_std_90)	#force compiler to use c90 standard for library
+target_compile_features(${_NC_PROJ_NAME}_static PRIVATE c_std_90)	#force compiler to use c90 standard for library
+
+target_include_directories(${_NC_PROJ_NAME} PRIVATE include)
+target_include_directories(${_NC_PROJ_NAME}_static PRIVATE include)
 
 #link libsecp256k1
-if(MSVC)
-	target_link_libraries(${_NC_PROJ_NAME} PRIVATE secp256k1)
-	target_link_libraries(${_NC_PROJ_NAME}_static PRIVATE secp256k1)
-else()
-	target_link_libraries(${_NC_PROJ_NAME} INTERFACE secp256k1)
-	target_link_libraries(${_NC_PROJ_NAME}_static INTERFACE secp256k1)
-endif()
+target_link_libraries(${_NC_PROJ_NAME} PRIVATE secp256k1)
+target_link_libraries(${_NC_PROJ_NAME}_static PRIVATE secp256k1)
 
 #include secp256k1 headers
 target_include_directories(${_NC_PROJ_NAME} SYSTEM PUBLIC vendor/secp256k1/include)
@@ -131,6 +147,11 @@ endif()
 #Include mbedtls if enabled
 if(NC_FETCH_MBEDTLS)
 
+	###############
+	# NOTE: Must disable shared libraries to avoid linking errors when using mbedtls
+	###############
+	set(BUILD_SHARED_LIBS OFF)
+
 	set(ENABLE_PROGRAMS OFF)
 	set(ENABLE_TESTING OFF)
 	set(USE_SHARED_MBEDTLS_LIBRARY OFF)
@@ -333,16 +354,30 @@ endif()
 target_compile_definitions(${_NC_PROJ_NAME} PRIVATE ${NC_PROJ_DEFINTIONS})
 target_compile_definitions(${_NC_PROJ_NAME}_static PRIVATE ${NC_PROJ_DEFINTIONS})
 
-#TESTS
+############################
+#
+#		TESTS
+#
+###########################
 if(NC_BUILD_TESTS)
 
-	#add test executable and link to library
+	#add test executable and link to shared library for more realistic usage
 	add_executable(nctest tests/test.c)
-	target_link_libraries(nctest ${_NC_PROJ_NAME}_static)
+	target_link_libraries(nctest ${_NC_PROJ_NAME})
 	target_include_directories(nctest PRIVATE include)
+	target_include_directories(nctest PRIVATE src)	#allow access to internal headers
 
 	#enable c11 for testing
 	target_compile_features(nctest PRIVATE c_std_11)
+
+	enable_testing()
+
+	add_test(
+		NAME nctest 
+		COMMAND nctest
+		CONFIGURATIONS ${CMAKE_BUILD_TYPE}
+	)
+
 endif()
 
 ###########################