Preview4

.github/workflows/main.yml

@@ -6,7 +6,7 @@ on:
   pull_request:
 
 env:
-  DOTNET_VERSION: 3.1.402
+  DOTNET_VERSION: 5.0.100
 
 jobs:
 
@@ -21,8 +21,8 @@ jobs:
         dotnet-version: ${{ env.DOTNET_VERSION }}
     - name: Check format
       run: |
-        dotnet tool install --version 3.2.111002 --tool-path ./ dotnet-format --add-source https://dotnet.myget.org/F/format/api/v3/index.json
-        ./dotnet-format --check --dry-run -v diagnostic
+        dotnet tool install --version 5.0.142902 --tool-path ./ dotnet-format --add-source https://pkgs.dev.azure.com/dnceng/public/_packaging/dotnet-tools/nuget/v3/index.json
+        ./dotnet-format --check -v diagnostic
     - name: Test
       run: |
         find tests -name *.csproj | xargs -I % dotnet add % package coverlet.msbuild

src/neo/Cryptography/ECC/ECCurve.cs

@@ -17,7 +17,7 @@ public class ECCurve
         private ECCurve(BigInteger Q, BigInteger A, BigInteger B, BigInteger N, byte[] G)
         {
             this.Q = Q;
-            this.ExpectedECPointLength = (Q.GetBitLength() + 7) / 8;
+            this.ExpectedECPointLength = ((int)Q.GetBitLength() + 7) / 8;
             this.A = new ECFieldElement(A, this);
             this.B = new ECFieldElement(B, this);
             this.N = N;

src/neo/Cryptography/ECC/ECDsa.cs

@@ -46,7 +46,7 @@ public BigInteger[] GenerateSignature(ReadOnlySpan<byte> message)
                     {
                         do
                         {
-                            k = rng.NextBigInteger(curve.N.GetBitLength());
+                            k = rng.NextBigInteger((int)curve.N.GetBitLength());
                         }
                         while (k.Sign == 0 || k.CompareTo(curve.N) >= 0);
                         ECPoint p = ECPoint.Multiply(curve.G, k);
@@ -67,7 +67,7 @@ public BigInteger[] GenerateSignature(ReadOnlySpan<byte> message)
 
         private static ECPoint SumOfTwoMultiplies(ECPoint P, BigInteger k, ECPoint Q, BigInteger l)
         {
-            int m = Math.Max(k.GetBitLength(), l.GetBitLength());
+            int m = (int)Math.Max(k.GetBitLength(), l.GetBitLength());
             ECPoint Z = P + Q;
             ECPoint R = P.Curve.Infinity;
             for (int i = m - 1; i >= 0; --i)

src/neo/Cryptography/ECC/ECFieldElement.cs

@@ -43,7 +43,7 @@ public bool Equals(ECFieldElement other)
 
         private static BigInteger[] FastLucasSequence(BigInteger p, BigInteger P, BigInteger Q, BigInteger k)
         {
-            int n = k.GetBitLength();
+            int n = (int)k.GetBitLength();
             int s = k.GetLowestSetBit();
 
             BigInteger Uh = 1;
@@ -115,7 +115,7 @@ public ECFieldElement Sqrt()
                 BigInteger P;
                 do
                 {
-                    P = rand.NextBigInteger(curve.Q.GetBitLength());
+                    P = rand.NextBigInteger((int)curve.Q.GetBitLength());
                 }
                 while (P >= curve.Q || BigInteger.ModPow(P * P - fourQ, legendreExponent, curve.Q) != qMinusOne);
                 BigInteger[] result = FastLucasSequence(curve.Q, P, Q, k);

src/neo/Cryptography/ECC/ECPoint.cs

@@ -203,7 +203,7 @@ public override int GetHashCode()
         internal static ECPoint Multiply(ECPoint p, BigInteger k)
         {
             // floor(log2(k))
-            int m = k.GetBitLength();
+            int m = (int)k.GetBitLength();
 
             // width of the Window NAF
             sbyte width;