Relicense under dual Apache/MIT

LICENSE-MIT

@@ -0,0 +1,21 @@
+The MIT License (MIT)
+
+Copyright (c) 2018 Status Research & Development GmbH
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

README.md

@@ -2,6 +2,7 @@
 
 [![Build Status (Travis)](https://img.shields.io/travis/status-im/mpint/master.svg?label=Linux%20/%20macOS "Linux/macOS build status (Travis)")](https://travis-ci.org/status-im/mpint)
 [![License: Apache](https://img.shields.io/badge/License-Apache%202.0-blue.svg)](https://opensource.org/licenses/Apache-2.0)
+[![License: MIT](https://img.shields.io/badge/License-MIT-yellow.svg)](https://opensource.org/licenses/MIT)
 ![Stability: experimental](https://img.shields.io/badge/stability-experimental-orange.svg)
 
 A fast and portable multi-precision integer library in pure Nim
@@ -14,3 +15,12 @@ Main focus:
       - casting to and from array of bytes
       - converting to and from Hex
       - converting to and from decimal strings
+
+## License
+
+Licensed under either of
+
+ * Apache License, Version 2.0, ([LICENSE-APACHE](LICENSE-APACHE) or http://www.apache.org/licenses/LICENSE-2.0)
+ * MIT license ([LICENSE-MIT](LICENSE-MIT) or http://opensource.org/licenses/MIT)
+
+at your option.

mpint.nimble

@@ -2,12 +2,12 @@ packageName   = "mpint"
 version       = "0.0.1"
 author        = "Status Research & Development GmbH"
 description   = "Efficient multiprecision int in Nim"
-license       = "Apache License 2.0"
+license       = "Apache License 2.0 or MIT"
 srcDir        = "src"
 
 ### Dependencies
 
-requires "nim >= 0.17.2"
+requires "nim >= 0.18"
 
 proc test(name: string, lang: string = "c") =
   if not dirExists "build":

src/mpint.nim

@@ -1,5 +1,11 @@
-# Copyright (c) 2018 Status Research & Development GmbH
-# Distributed under the MIT License (license terms are at http://opensource.org/licenses/MIT).
+# Mpint
+# Copyright 2018 Status Research & Development GmbH
+# Licensed under either of
+#
+#  * Apache License, version 2.0, ([LICENSE-APACHE](LICENSE-APACHE) or http://www.apache.org/licenses/LICENSE-2.0)
+#  * MIT license ([LICENSE-MIT](LICENSE-MIT) or http://opensource.org/licenses/MIT)
+#
+# at your option. This file may not be copied, modified, or distributed except according to those terms.
 
 import  ./uint_type,
         ./uint_init,

src/private/bithacks.nim

@@ -1,5 +1,11 @@
-# Copyright (c) 2018 Status Research & Development GmbH
-# Distributed under the MIT License (license terms are at http://opensource.org/licenses/MIT).
+# Mpint
+# Copyright 2018 Status Research & Development GmbH
+# Licensed under either of
+#
+#  * Apache License, version 2.0, ([LICENSE-APACHE](LICENSE-APACHE) or http://www.apache.org/licenses/LICENSE-2.0)
+#  * MIT license ([LICENSE-MIT](LICENSE-MIT) or http://opensource.org/licenses/MIT)
+#
+# at your option. This file may not be copied, modified, or distributed except according to those terms.
 
 import  ../uint_type
 
@@ -50,4 +56,4 @@ proc bit_length*[T: MpUint](n: T): int {.noSideEffect.}=
   if n.hi.bit_length == 0:
     n.lo.bit_length
   else:
-    n.hi.bit_length + maxHalfRepr
+    n.hi.bit_length + maxHalfRepr

src/private/casting.nim

@@ -1,5 +1,11 @@
-# Copyright (c) 2018 Status Research & Development GmbH
-# Distributed under the MIT License (license terms are at http://opensource.org/licenses/MIT).
+# Mpint
+# Copyright 2018 Status Research & Development GmbH
+# Licensed under either of
+#
+#  * Apache License, version 2.0, ([LICENSE-APACHE](LICENSE-APACHE) or http://www.apache.org/licenses/LICENSE-2.0)
+#  * MIT license ([LICENSE-MIT](LICENSE-MIT) or http://opensource.org/licenses/MIT)
+#
+# at your option. This file may not be copied, modified, or distributed except according to those terms.
 
 import  ../uint_type,
         macros
@@ -50,4 +56,4 @@ proc toMpUint*[T: SomeInteger](n: T): auto {.noSideEffect, inline.} =
   elif T is uint16:
     return (cast[ptr [MpUint[uint8]]](unsfddr n))[]
   else:
-    raise newException(ValueError, "You can only cast uint16, uint32 or uint64 to multiprecision integers")
+    raise newException(ValueError, "You can only cast uint16, uint32 or uint64 to multiprecision integers")

src/uint_binary_ops.nim

@@ -1,5 +1,11 @@
-# Copyright (c) 2018 Status Research & Development GmbH
-# Distributed under the MIT License (license terms are at http://opensource.org/licenses/MIT).
+# Mpint
+# Copyright 2018 Status Research & Development GmbH
+# Licensed under either of
+#
+#  * Apache License, version 2.0, ([LICENSE-APACHE](LICENSE-APACHE) or http://www.apache.org/licenses/LICENSE-2.0)
+#  * MIT license ([LICENSE-MIT](LICENSE-MIT) or http://opensource.org/licenses/MIT)
+#
+# at your option. This file may not be copied, modified, or distributed except according to those terms.
 
 import  ./private/[bithacks, casting],
         uint_type,
@@ -153,4 +159,4 @@ proc `div`*[T: BaseUint](x, y: T): T {.inline, noSideEffect.} =
 
 proc `mod`*[T: BaseUint](x, y: T): T {.inline, noSideEffect.} =
   ## Division operation for multi-precision unsigned uint
-  divmod(x,y).rem
+  divmod(x,y).rem

src/uint_bitwise_ops.nim

@@ -1,5 +1,11 @@
-# Copyright (c) 2018 Status Research & Development GmbH
-# Distributed under the MIT License (license terms are at http://opensource.org/licenses/MIT).
+# Mpint
+# Copyright 2018 Status Research & Development GmbH
+# Licensed under either of
+#
+#  * Apache License, version 2.0, ([LICENSE-APACHE](LICENSE-APACHE) or http://www.apache.org/licenses/LICENSE-2.0)
+#  * MIT license ([LICENSE-MIT](LICENSE-MIT) or http://opensource.org/licenses/MIT)
+#
+# at your option. This file may not be copied, modified, or distributed except according to those terms.
 
 import  uint_type
 

src/uint_comparison.nim

@@ -1,5 +1,11 @@
-# Copyright (c) 2018 Status Research & Development GmbH
-# Distributed under the MIT License (license terms are at http://opensource.org/licenses/MIT).
+# Mpint
+# Copyright 2018 Status Research & Development GmbH
+# Licensed under either of
+#
+#  * Apache License, version 2.0, ([LICENSE-APACHE](LICENSE-APACHE) or http://www.apache.org/licenses/LICENSE-2.0)
+#  * MIT license ([LICENSE-MIT](LICENSE-MIT) or http://opensource.org/licenses/MIT)
+#
+# at your option. This file may not be copied, modified, or distributed except according to those terms.
 
 import  ./uint_type
 

src/uint_init.nim

@@ -1,9 +1,15 @@
-# Copyright (c) 2018 Status Research & Development GmbH
-# Distributed under the MIT License (license terms are at http://opensource.org/licenses/MIT).
+# Mpint
+# Copyright 2018 Status Research & Development GmbH
+# Licensed under either of
+#
+#  * Apache License, version 2.0, ([LICENSE-APACHE](LICENSE-APACHE) or http://www.apache.org/licenses/LICENSE-2.0)
+#  * MIT license ([LICENSE-MIT](LICENSE-MIT) or http://opensource.org/licenses/MIT)
+#
+# at your option. This file may not be copied, modified, or distributed except according to those terms.
 
 import  typetraits
 
-import  ./private/bithacks,
+import  ./private/[bithacks, casting],
         ./uint_type
 
 proc initMpUint*[T: BaseUint; U: BaseUInt](n: T, base_type: typedesc[U]): MpUint[U] {.noSideEffect.} =
@@ -26,4 +32,4 @@ proc u128*[T: BaseUInt](n: T): UInt128 {.noSideEffect, inline.}=
   initMpUint(n, uint64)
 
 proc u256*[T: BaseUInt](n: T): UInt256 {.noSideEffect, inline.}=
-  initMpUint(n, UInt256)
+  initMpUint(n, UInt256)

src/uint_logical_ops.nim

@@ -1,5 +1,11 @@
-# Copyright (c) 2018 Status Research & Development GmbH
-# Distributed under the MIT License (license terms are at http://opensource.org/licenses/MIT).
+# Mpint
+# Copyright 2018 Status Research & Development GmbH
+# Licensed under either of
+#
+#  * Apache License, version 2.0, ([LICENSE-APACHE](LICENSE-APACHE) or http://www.apache.org/licenses/LICENSE-2.0)
+#  * MIT license ([LICENSE-MIT](LICENSE-MIT) or http://opensource.org/licenses/MIT)
+#
+# at your option. This file may not be copied, modified, or distributed except according to those terms.
 
 import  uint_type
 
@@ -21,4 +27,4 @@ proc `and`*(x, y: MpUint): MpUint {.noInit, noSideEffect, inline.}=
 proc `xor`*(x, y: MpUint): MpUint {.noInit, noSideEffect, inline.}=
   ## `Bitwise xor` of numbers x and y
   result.lo = x.lo xor y.lo
-  result.hi = x.hi xor y.hi
+  result.hi = x.hi xor y.hi

src/uint_type.nim

@@ -1,6 +1,11 @@
-# Copyright (c) 2018 Status Research & Development GmbH
-# Distributed under the MIT License (license terms are at http://opensource.org/licenses/MIT).
-
+# Mpint
+# Copyright 2018 Status Research & Development GmbH
+# Licensed under either of
+#
+#  * Apache License, version 2.0, ([LICENSE-APACHE](LICENSE-APACHE) or http://www.apache.org/licenses/LICENSE-2.0)
+#  * MIT license ([LICENSE-MIT](LICENSE-MIT) or http://opensource.org/licenses/MIT)
+#
+# at your option. This file may not be copied, modified, or distributed except according to those terms.
 
 type
   MpUint*{.packed.}[BaseUint] = object
@@ -23,4 +28,4 @@ template convBool(typ: typedesc): untyped =
 convBool(uint8)
 convBool(uint16)
 convBool(uint32)
-convBool(uint64)
+convBool(uint64)

tests/all_tests.nim

@@ -1,7 +1,13 @@
-# Copyright (c) 2018 Status Research & Development GmbH
-# Distributed under the MIT License (license terms are at http://opensource.org/licenses/MIT).$
+# Mpint
+# Copyright 2018 Status Research & Development GmbH
+# Licensed under either of
+#
+#  * Apache License, version 2.0, ([LICENSE-APACHE](LICENSE-APACHE) or http://www.apache.org/licenses/LICENSE-2.0)
+#  * MIT license ([LICENSE-MIT](LICENSE-MIT) or http://opensource.org/licenses/MIT)
+#
+# at your option. This file may not be copied, modified, or distributed except according to those terms.
 
 import  test_endianness,
         test_comparison,
         test_addsub,
-        test_muldiv
+        test_muldiv

tests/test_addsub.nim

@@ -1,5 +1,11 @@
-# Copyright (c) 2018 Status Research & Development GmbH
-# Distributed under the MIT License (license terms are at http://opensource.org/licenses/MIT).
+# Mpint
+# Copyright 2018 Status Research & Development GmbH
+# Licensed under either of
+#
+#  * Apache License, version 2.0, ([LICENSE-APACHE](LICENSE-APACHE) or http://www.apache.org/licenses/LICENSE-2.0)
+#  * MIT license ([LICENSE-MIT](LICENSE-MIT) or http://opensource.org/licenses/MIT)
+#
+# at your option. This file may not be copied, modified, or distributed except according to those terms.
 
 import ../src/mpint, unittest
 
@@ -67,4 +73,4 @@ suite "Testing substraction implementation":
     let a = initMpUint(100, uint8)
     let b = initMpUint(101, uint8)
 
-    check: cast[uint16](a-b) == high(uint16)
+    check: cast[uint16](a-b) == high(uint16)

tests/test_bitwise.nim

@@ -1,5 +1,11 @@
-# Copyright (c) 2018 Status Research & Development GmbH
-# Distributed under the MIT License (license terms are at http://opensource.org/licenses/MIT).
+# Mpint
+# Copyright 2018 Status Research & Development GmbH
+# Licensed under either of
+#
+#  * Apache License, version 2.0, ([LICENSE-APACHE](LICENSE-APACHE) or http://www.apache.org/licenses/LICENSE-2.0)
+#  * MIT license ([LICENSE-MIT](LICENSE-MIT) or http://opensource.org/licenses/MIT)
+#
+# at your option. This file may not be copied, modified, or distributed except according to those terms.
 
 import ../src/mpint, unittest
 

tests/test_comparison.nim

@@ -1,5 +1,11 @@
-# Copyright (c) 2018 Status Research & Development GmbH
-# Distributed under the MIT License (license terms are at http://opensource.org/licenses/MIT).
+# Mpint
+# Copyright 2018 Status Research & Development GmbH
+# Licensed under either of
+#
+#  * Apache License, version 2.0, ([LICENSE-APACHE](LICENSE-APACHE) or http://www.apache.org/licenses/LICENSE-2.0)
+#  * MIT license ([LICENSE-MIT](LICENSE-MIT) or http://opensource.org/licenses/MIT)
+#
+# at your option. This file may not be copied, modified, or distributed except according to those terms.
 
 import ../src/mpint, unittest
 
@@ -31,4 +37,4 @@ suite "Testing comparison operators":
     check: b >= a
     check: not (b >= a + b)
     check: b + b >= a + a + a
-    check: cast[Mpuint[uint8]](c) >= a * b
+    check: cast[Mpuint[uint8]](c) >= a * b

tests/test_endianness.nim

@@ -1,5 +1,11 @@
-# Copyright (c) 2018 Status Research & Development GmbH
-# Distributed under the MIT License (license terms are at http://opensource.org/licenses/MIT).
+# Mpint
+# Copyright 2018 Status Research & Development GmbH
+# Licensed under either of
+#
+#  * Apache License, version 2.0, ([LICENSE-APACHE](LICENSE-APACHE) or http://www.apache.org/licenses/LICENSE-2.0)
+#  * MIT license ([LICENSE-MIT](LICENSE-MIT) or http://opensource.org/licenses/MIT)
+#
+# at your option. This file may not be copied, modified, or distributed except according to those terms.
 
 import ../src/mpint, unittest
 

tests/test_muldiv.nim

@@ -1,5 +1,11 @@
-# Copyright (c) 2018 Status Research & Development GmbH
-# Distributed under the MIT License (license terms are at http://opensource.org/licenses/MIT).
+# Mpint
+# Copyright 2018 Status Research & Development GmbH
+# Licensed under either of
+#
+#  * Apache License, version 2.0, ([LICENSE-APACHE](LICENSE-APACHE) or http://www.apache.org/licenses/LICENSE-2.0)
+#  * MIT license ([LICENSE-MIT](LICENSE-MIT) or http://opensource.org/licenses/MIT)
+#
+# at your option. This file may not be copied, modified, or distributed except according to those terms.
 
 import ../src/mpint, unittest