Fast paths

mirai-core-qqandroid/src/commonMain/kotlin/net/mamoe/mirai/qqandroid/network/QQAndroidBotNetworkHandler.kt

@@ -118,7 +118,7 @@ internal class QQAndroidBotNetworkHandler(bot: QQAndroidBot) : BotNetworkHandler
      * 处理从服务器接收过来的包. 这些包可能是粘在一起的, 也可能是不完整的. 将会自动处理
      */
     @UseExperimental(ExperimentalCoroutinesApi::class)
-    internal suspend fun processPacket(rawInput: ByteReadPacket): Unit = rawInput.debugPrint("Received").let { input: ByteReadPacket ->
+    internal fun processPacket(rawInput: ByteReadPacket): Unit = rawInput.debugPrint("Received").let { input: ByteReadPacket ->
         if (input.remaining == 0L) {
             return
         }
@@ -168,10 +168,6 @@ internal class QQAndroidBotNetworkHandler(bot: QQAndroidBot) : BotNetworkHandler
                 }
             }
         }
-        if (input.remaining == 0L) {
-            bot.logger.error("Empty packet received. Consider if bad packet was sent.")
-            return
-        }
     }
 
 

mirai-core-qqandroid/src/commonMain/kotlin/net/mamoe/mirai/qqandroid/network/protocol/jce/RequestPacket.kt

@@ -3,6 +3,7 @@ package net.mamoe.mirai.qqandroid.network.protocol.jce
 import net.mamoe.mirai.qqandroid.network.io.JceInput
 import net.mamoe.mirai.qqandroid.network.io.JceOutput
 import net.mamoe.mirai.qqandroid.network.io.JceStruct
+import net.mamoe.mirai.utils.cryptor.contentToString
 
 private val EMPTY_MAP = mapOf<String, String>()
 
@@ -70,4 +71,8 @@ class RequestPacket() : JceStruct() {
         builder.write(this.context, 9)
         builder.write(this.status, 10)
     }
+
+    override fun toString(): String {
+        return this.contentToString()
+    }
 }
\ No newline at end of file

mirai-core/src/commonMain/kotlin/net.mamoe.mirai/utils/io/ByteArrayUtil.kt

@@ -11,6 +11,27 @@ import kotlin.contracts.contract
 import kotlin.jvm.JvmOverloads
 import kotlin.jvm.JvmSynthetic
 
+
+@JvmOverloads
+@Suppress("DuplicatedCode") // false positive. foreach is not common to UByteArray and ByteArray
+@UseExperimental(ExperimentalUnsignedTypes::class)
+fun List<Byte>.toUHexString(separator: String = " ", offset: Int = 0, length: Int = this.size - offset): String {
+    if (length == 0) {
+        return ""
+    }
+    val lastIndex = offset + length
+    return buildString(length * 2) {
+        this@toUHexString.forEachIndexed { index, it ->
+            if (index in offset until lastIndex) {
+                var ret = it.toUByte().toString(16).toUpperCase()
+                if (ret.length == 1) ret = "0$ret"
+                append(ret)
+                if (index < lastIndex - 1) append(separator)
+            }
+        }
+    }
+}
+
 @JvmOverloads
 @Suppress("DuplicatedCode") // false positive. foreach is not common to UByteArray and ByteArray
 @UseExperimental(ExperimentalUnsignedTypes::class)