security fix

2026-10-24 02:39:46 +08:00 · 2021-03-08 17:10:26 +08:00
parent 77eff6522f
commit ffc0401409
21 changed files with 383 additions and 245 deletions
@@ -0,0 +1,30 @@
+using System.Threading.Tasks;
+
+namespace System.Application.Services
+{
+    /// <summary>
+    /// 安全服务
+    /// </summary>
+    public interface ISecurityService
+    {
+        /// <summary>
+        /// 加密
+        /// </summary>
+        /// <param name="value"></param>
+        /// <returns></returns>
+        Task<byte[]?> E(string? value);
+
+        /// <inheritdoc cref="E(string?)"/>
+        Task<byte[]?> EB(byte[]? value);
+
+        /// <summary>
+        /// 解密
+        /// </summary>
+        /// <param name="value"></param>
+        /// <returns></returns>
+        Task<string?> D(byte[]? value);
+
+        /// <inheritdoc cref="D(byte[]?)"/>
+        Task<byte[]?> DB(byte[]? value);
+    }
+}
@@ -0,0 +1,89 @@
+using System.Security.Cryptography;
+using System.Threading.Tasks;
+using System.Text;
+using System.Diagnostics.CodeAnalysis;
+
+namespace System.Application.Services.Implementation
+{
+    /// <inheritdoc cref="ISecurityService"/>
+    public abstract class SecurityServiceBase : ISecurityService
+    {
+        public abstract Aes? Aes { get; }
+
+        public byte[]? E_(string? value)
+        {
+            var aes = Aes;
+            if (aes != null)
+            {
+                return AESUtils.EncryptToByteArray_Nullable(aes, value);
+            }
+            else
+            {
+                if (value == null) return null;
+                return Encoding.UTF8.GetBytes(value);
+            }
+        }
+
+        public byte[]? EB_(byte[]? value)
+        {
+            var aes = Aes;
+            if (aes != null)
+            {
+                return AESUtils.Encrypt_Nullable(aes, value);
+            }
+            else
+            {
+                return value;
+            }
+        }
+
+        public string? D_(byte[]? value)
+        {
+            var aes = Aes;
+            if (aes != null)
+            {
+                try
+                {
+                    return AESUtils.DecryptToString_Nullable(aes, value);
+                }
+                catch
+                {
+                    return null;
+                }
+            }
+            else
+            {
+                if (value == null) return null;
+                return Encoding.UTF8.GetString(value);
+            }
+        }
+
+        public byte[]? DB_(byte[]? value)
+        {
+            var aes = Aes;
+            if (aes != null)
+            {
+                try
+                {
+                    return AESUtils.Decrypt_Nullable(aes, value);
+                }
+                catch
+                {
+                    return null;
+                }
+            }
+            else
+            {
+                return value;
+            }
+        }
+
+        public virtual Task<byte[]?> E(string? value) => Task.FromResult(E_(value));
+
+        public virtual Task<byte[]?> EB(byte[]? value) => Task.FromResult(EB_(value));
+
+        public virtual Task<string?> D(byte[]? value) => Task.FromResult(D_(value));
+
+        public virtual Task<byte[]?> DB(byte[]? value) => Task.FromResult(DB_(value));
+    }
+}