Improve performance

mirai-core/src/commonMain/kotlin/net.mamoe.mirai/message/internal/MessageDataInternal.kt

@@ -24,15 +24,17 @@ internal fun IoBuffer.parsePlainText(): PlainText {
 
 internal fun IoBuffer.parseMessageImage0x06(): Image {
     discardExact(1)
-    this.debugPrint("好友的图片")
-    //MiraiLogger.logDebug(this.toUHexString())
-    val filenameLength = readShort()
-    val suffix = readString(filenameLength).substringAfter(".")
-    discardExact(this@parseMessageImage0x06.readRemaining - 37 - 1 - filenameLength - 2)
-    val imageId = readString(36)
-    MiraiLogger.logDebug(imageId)
-    discardExact(1)//0x41
-    return Image("{$imageId}.$suffix")
+    with(this.debugPrint("好友的图片")) {
+
+        //MiraiLogger.logDebug(this.toUHexString())
+        val filenameLength = readShort()
+        val suffix = readString(filenameLength).substringAfter(".")
+        discardExact(this.readRemaining - 37 - 1 - filenameLength - 2 - 8 - 4)
+        val imageId = readString(36)
+        MiraiLogger.logDebug("imageId=$imageId")//todo ID似乎错了??
+        discardExact(1)//0x41
+        return Image("{$imageId}.$suffix")
+    }
 }
 
 internal fun IoBuffer.parseMessageImage0x03(): Image {

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

 package net.mamoe.mirai.network
 
-import kotlinx.coroutines.*
+import kotlinx.coroutines.CancellationException
+import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.cancelChildren
 import kotlinx.io.core.Closeable
 import net.mamoe.mirai.network.protocol.tim.TIMBotNetworkHandler.BotSocketAdapter
 import net.mamoe.mirai.network.protocol.tim.TIMBotNetworkHandler.LoginHandler
@@ -27,6 +29,7 @@ import kotlin.coroutines.ContinuationInterceptor
  *
  * A BotNetworkHandler is used to connect with Tencent servers.
  */
+@Suppress("PropertyName")
 interface BotNetworkHandler<Socket : DataPacketSocketAdapter> : Closeable {
     /**
      * [BotNetworkHandler] 的协程作用域.
@@ -38,11 +41,11 @@ interface BotNetworkHandler<Socket : DataPacketSocketAdapter> : Closeable {
      * - SKey 刷新 [ClientSKeyRefreshmentRequestPacket]
      * - 所有数据包处理和发送
      *
-     * [BotNetworkHandler.close] 时将会 [取消][CoroutineScope.cancel] 所有此作用域下的协程
+     * [BotNetworkHandler.close] 时将会 [取消][kotlin.coroutines.CoroutineContext.cancelChildren] 所有此作用域下的协程
      */
     val NetworkScope: CoroutineScope
 
-    var socket: Socket
+    val socket: Socket
 
     /**
      * 得到 [PacketHandler].
@@ -57,9 +60,10 @@ interface BotNetworkHandler<Socket : DataPacketSocketAdapter> : Closeable {
     suspend fun login(configuration: LoginConfiguration): LoginResult
 
     /**
-     * 添加一个临时包处理器
+     * 添加一个临时包处理器, 并发送相应的包
      *
-     * @see [TemporaryPacketHandler]
+     * @see [BotSession.sendAndExpect] 发送并期待一个包
+     * @see [TemporaryPacketHandler] 临时包处理器
      */
     suspend fun addHandler(temporaryPacketHandler: TemporaryPacketHandler<*>)
 

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

+@file:Suppress("MemberVisibilityCanBePrivate", "unused")
+
 package net.mamoe.mirai.network
 
 import kotlinx.coroutines.CompletableJob
@@ -50,7 +52,7 @@ class BotSession(
      *
      * 实现方法:
      * ```kotlin
-     * session.expectPacket<ServerPacketXXX> {
+     * session.sendAndExpect<ServerPacketXXX> {
      *  toSend { ClientPacketXXX(...) }
      *  onExpect {//it: ServerPacketXXX
      *
@@ -62,7 +64,7 @@ class BotSession(
      * @param handlerTemporary 处理器.
      */
     //@JvmSynthetic
-    suspend inline fun <reified P : ServerPacket> expectPacket(handlerTemporary: TemporaryPacketHandler<P>.() -> Unit): CompletableJob {
+    suspend inline fun <reified P : ServerPacket> sendAndExpect(handlerTemporary: TemporaryPacketHandler<P>.() -> Unit): CompletableJob {
         val job = coroutineContext[Job].takeIf { it != null }?.let { Job(it) } ?: Job()
         this.bot.network.addHandler(TemporaryPacketHandler(P::class, job, this).also(handlerTemporary))
         return job
@@ -71,28 +73,28 @@ class BotSession(
     /**
      * 发送一个数据包, 并期待接受一个特定的 [ServerPacket].
      * 发送成功后, 该方法会等待收到 [ServerPacket] 直到超时.
-     * 由于包名可能过长, 可使用 `DataPacketSocketAdapter.expectPacket(PacketProcessor)` 替代.
+     * 由于包名可能过长, 可使用 `DataPacketSocketAdapter.sendAndExpect(PacketProcessor)` 替代.
      *
      * 实现方法:
      * ```kotlin
-     * session.expectPacket<ServerPacketXXX>(ClientPacketXXX(...)) {//it: ServerPacketXXX
-     *
+     * ClientPacketXXX(...).sendAndExpect<ServerPacketXXX> {
+     *  //it: ServerPacketXXX
      * }
      * ```
      *
      * @param P 期待的包
-     * @param toSend 将要发送的包
      * @param handler 处理期待的包
      */
-    //@JvmSynthetic
-    suspend inline fun <reified P : ServerPacket> expectPacket(toSend: ClientPacket, noinline handler: suspend (P) -> Unit): CompletableJob {
+    suspend inline fun <reified P : ServerPacket> ClientPacket.sendAndExpect(noinline handler: suspend (P) -> Unit): CompletableJob {
         val job = coroutineContext[Job].takeIf { it != null }?.let { Job(it) } ?: Job()
-        this.bot.network.addHandler(TemporaryPacketHandler(P::class, job, this).also {
-            it.toSend(toSend)
+        bot.network.addHandler(TemporaryPacketHandler(P::class, job, this@BotSession).also {
+            it.toSend(this)
             it.onExpect(handler)
         })
         return job
     }
+
+    suspend inline fun ClientPacket.send() = socket.sendPacket(this)
 }
 
 

mirai-core/src/commonMain/kotlin/net.mamoe.mirai/network/protocol/tim/TIMBotNetworkHandler.kt

@@ -30,6 +30,7 @@ internal class TIMBotNetworkHandler internal constructor(private val bot: Bot) :
     override val NetworkScope: CoroutineScope = CoroutineScope(Dispatchers.Default)
 
     override lateinit var socket: BotSocketAdapter
+        private set
 
     internal val temporaryPacketHandlers = mutableListOf<TemporaryPacketHandler<*>>()
     private val handlersLock = Mutex()
@@ -73,6 +74,7 @@ internal class TIMBotNetworkHandler internal constructor(private val bot: Bot) :
 
         add(EventPacketHandler(session).asNode(EventPacketHandler))
         add(ActionPacketHandler(session).asNode(ActionPacketHandler))
+        bot.logger.logPurple("Successfully logged in")
     }
 
     private lateinit var sessionKey: ByteArray
@@ -110,9 +112,10 @@ internal class TIMBotNetworkHandler internal constructor(private val bot: Bot) :
                 try {
                     channel.read(buffer)//JVM: withContext(IO)
                 } catch (e: ReadPacketInternalException) {
-
-                } catch (e: Exception) {
-                    e.log()
+                    //read failed, continue and reread
+                    continue
+                } catch (e: Throwable) {
+                    e.log()//other unexpected exceptions caught.
                     continue
                 }
 
@@ -123,11 +126,11 @@ internal class TIMBotNetworkHandler internal constructor(private val bot: Bot) :
 
                 NetworkScope.launch {
                     try {
-                        //Ensure the packet is consumed totally so that all buffers are released
+                        //`.use`: Ensure that the packet is consumed totally so that all the buffers are released
                         ByteReadPacket(buffer, IoBuffer.Pool).use {
                             distributePacket(it.parseServerPacket(buffer.readRemaining))
                         }
-                    } catch (e: Exception) {
+                    } catch (e: Throwable) {
                         e.log()
                     }
                 }
@@ -168,6 +171,7 @@ internal class TIMBotNetworkHandler internal constructor(private val bot: Bot) :
             try {
                 packet.decode()
             } catch (e: Exception) {
+                e.log()
                 bot.printPacketDebugging(packet)
                 packet.close()
                 throw e
@@ -238,9 +242,6 @@ internal class TIMBotNetworkHandler internal constructor(private val bot: Bot) :
                     bot.logger.logError("Caught SendPacketInternalException: ${e.cause?.message}")
                     bot.reinitializeNetworkHandler(configuration)
                     return@withContext
-                } catch (e: Throwable) {
-                    e.log()
-                    return@withContext
                 } finally {
                     buffer.release(IoBuffer.Pool)
                 }
@@ -338,7 +339,7 @@ internal class TIMBotNetworkHandler internal constructor(private val bot: Bot) :
                 is ServerLoginResponseCaptchaInitPacket -> {
                     //[token00BA]来源之一: 验证码
                     this.token00BA = packet.token00BA
-                    this.captchaCache = packet.verifyCodePart1
+                    this.captchaCache = packet.captchaPart1
 
                     if (packet.unknownBoolean == true) {
                         this.captchaSectionId = 1
@@ -390,12 +391,14 @@ internal class TIMBotNetworkHandler internal constructor(private val bot: Bot) :
                             privateKey = privateKey,
                             token0825 = token0825,
                             token00BA = packet.tokenUnknown ?: token00BA,
-                            randomDeviceName = socket.configuration.randomDeviceName
+                            randomDeviceName = socket.configuration.randomDeviceName,
+                            tlv0006 = packet.tlv0006
                     ))
                 }
 
                 is ServerSessionKeyResponsePacket -> {
                     sessionKey = packet.sessionKey
+                    bot.logger.logPurple("sessionKey = ${sessionKey.toUHexString()}")
 
                     heartbeatJob = NetworkScope.launch {
                         while (socket.isOpen) {
@@ -412,14 +415,7 @@ internal class TIMBotNetworkHandler internal constructor(private val bot: Bot) :
                 is ServerLoginSuccessPacket -> {
                     BotLoginSucceedEvent(bot).broadcast()
 
-                    //登录成功后会收到大量上次的消息, 忽略掉 todo 优化
-                    NetworkScope.launch {
-                        delay(3000)
-                        this@TIMBotNetworkHandler[EventPacketHandler].ignoreMessage = false
-                    }
-
                     onLoggedIn(sessionKey)
-
                     this.close()//The LoginHandler is useless since then
                 }
 

mirai-core/src/commonMain/kotlin/net.mamoe.mirai/network/protocol/tim/handler/ActionPacketHandler.kt

@@ -16,6 +16,7 @@ import net.mamoe.mirai.network.protocol.tim.packet.action.ServerCanAddFriendResp
 import net.mamoe.mirai.network.protocol.tim.packet.login.ClientSKeyRefreshmentRequestPacket
 import net.mamoe.mirai.network.protocol.tim.packet.login.ClientSKeyRequestPacket
 import net.mamoe.mirai.network.protocol.tim.packet.login.ServerSKeyResponsePacket
+import net.mamoe.mirai.utils.log
 
 /**
  * 动作: 获取好友列表, 点赞, 踢人等.
@@ -64,7 +65,11 @@ class ActionPacketHandler(session: BotSession) : PacketHandler(session) {
                 sKeyRefresherJob = session.scope.launch {
                     while (session.isOpen) {
                         delay(1800000)
-                        session.socket.sendPacket(ClientSKeyRefreshmentRequestPacket(session.bot.account.account, session.sessionKey))
+                        try {
+                            session.socket.sendPacket(ClientSKeyRefreshmentRequestPacket(session.bot.account.account, session.sessionKey))
+                        } catch (e: Throwable) {
+                            e.log()
+                        }
                     }
                 }
             }

mirai-core/src/commonMain/kotlin/net.mamoe.mirai/network/protocol/tim/handler/DataPacketSocketAdapter.kt

@@ -41,7 +41,7 @@ interface DataPacketSocketAdapter : Closeable {
      *
      * 可通过 hook 事件 [ServerPacketReceivedEvent] 来获取服务器返回.
      *
-     * @see [BotSession.expectPacket] kotlin DSL
+     * @see [BotSession.sendAndExpect] kotlin DSL
      */
     suspend fun sendPacket(packet: ClientPacket)
 

mirai-core/src/commonMain/kotlin/net.mamoe.mirai/network/protocol/tim/handler/EventPacketHandler.kt

@@ -26,9 +26,6 @@ import net.mamoe.mirai.utils.MiraiLogger
 class EventPacketHandler(session: BotSession) : PacketHandler(session) {
     companion object Key : PacketHandler.Key<EventPacketHandler>
 
-
-    internal var ignoreMessage: Boolean = true
-
     override suspend fun onPacketReceived(packet: ServerPacket): Unit = with(session) {
         when (packet) {
             is ServerGroupUploadFileEventPacket -> {
@@ -36,14 +33,12 @@ class EventPacketHandler(session: BotSession) : PacketHandler(session) {
             }
 
             is ServerFriendMessageEventPacket -> {
-                if (ignoreMessage) return
-
-                FriendMessageEvent(bot, bot.getQQ(packet.qq), packet.message).broadcast()
+                if (!packet.isPrevious) {
+                    FriendMessageEvent(bot, bot.getQQ(packet.qq), packet.message).broadcast()
+                }
             }
 
             is ServerGroupMessageEventPacket -> {
-                if (ignoreMessage) return
-
                 if (packet.qq.toLong() == bot.account.account) return
 
                 GroupMessageEvent(bot, bot.getGroupByNumber(packet.groupNumber), bot.getQQ(packet.qq), packet.message).broadcast()

mirai-core/src/commonMain/kotlin/net.mamoe.mirai/network/protocol/tim/handler/TemporaryPacketHandler.kt

@@ -17,11 +17,11 @@ import kotlin.reflect.KClass
  * }
  * ```
  *
- * @see BotSession.expectPacket
+ * @see BotSession.sendAndExpect
  */
 class TemporaryPacketHandler<P : ServerPacket>(
         private val expectationClass: KClass<P>,
-        private val deferred: CompletableJob,
+        private val job: CompletableJob,
         private val fromSession: BotSession
 ) {
     private lateinit var toSend: ClientPacket
@@ -54,7 +54,7 @@ class TemporaryPacketHandler<P : ServerPacket>(
             kotlin.runCatching {
                 @Suppress("UNCHECKED_CAST")
                 expect(packet as P)
-            }.onFailure { deferred.completeExceptionally(it) }.onSuccess { deferred.complete() }
+            }.onFailure { job.completeExceptionally(it) }.onSuccess { job.complete() }
             return true
         }
         return false

mirai-core/src/commonMain/kotlin/net.mamoe.mirai/network/protocol/tim/packet/Heartbeat.kt

@@ -5,7 +5,9 @@ package net.mamoe.mirai.network.protocol.tim.packet
 import kotlinx.io.core.BytePacketBuilder
 import kotlinx.io.core.ByteReadPacket
 import net.mamoe.mirai.network.protocol.tim.TIMProtocol
-import net.mamoe.mirai.utils.*
+import net.mamoe.mirai.utils.encryptAndWrite
+import net.mamoe.mirai.utils.writeHex
+import net.mamoe.mirai.utils.writeQQ
 
 @PacketId(0x00_58u)
 class ClientHeartbeatPacket(
@@ -13,9 +15,9 @@ class ClientHeartbeatPacket(
         private val sessionKey: ByteArray
 ) : ClientPacket() {
     override fun encode(builder: BytePacketBuilder) = with(builder) {
-        this.writeQQ(bot)
-        this.writeHex(TIMProtocol.fixVer)
-        this.encryptAndWrite(sessionKey) {
+        writeQQ(bot)
+        writeHex(TIMProtocol.fixVer)
+        encryptAndWrite(sessionKey) {
             writeHex("00 01 00 01")
         }
     }

mirai-core/src/commonMain/kotlin/net.mamoe.mirai/network/protocol/tim/packet/Packet.kt

@@ -2,17 +2,16 @@
 
 package net.mamoe.mirai.network.protocol.tim.packet
 
-import kotlinx.io.core.Closeable
 import net.mamoe.mirai.utils.toUHexString
 
 /**
  * 数据包.
  */
-abstract class Packet : Closeable {
+abstract class Packet {
     /**
      * 2 Ubyte
      */
-    open val id: UShort = (this::class.annotations.firstOrNull { it is PacketId } as? PacketId)?.value ?: error("Annotation PacketId not found")
+    open val id: UShort by lazy { (this::class.annotations.firstOrNull { it is PacketId } as? PacketId)?.value ?: error("Annotation PacketId not found") }
 
     /**
      * 包序列 id. 唯一

mirai-core/src/commonMain/kotlin/net.mamoe.mirai/network/protocol/tim/packet/ServerEvent.kt

@@ -26,13 +26,20 @@ fun BytePacketBuilder.writeEventPacketIdentity(identity: EventPacketIdentity) =
     writeFully(uniqueId)
 }
 
+fun <S : ServerEventPacket> S.applyId(id: UShort): S {
+    this.id = id
+    return this
+}
+
 /**
  * Packet id: `00 CE` or `00 17`
  *
  * @author Him188moe
  */
 abstract class ServerEventPacket(input: ByteReadPacket, val eventIdentity: EventPacketIdentity) : ServerPacket(input) {
-    class Raw(input: ByteReadPacket) : ServerPacket(input) {
+    override var id: UShort = 0u
+
+    class Raw(input: ByteReadPacket, override val id: UShort) : ServerPacket(input) {
         fun distribute(): ServerEventPacket = with(input) {
             val eventIdentity = EventPacketIdentity(
                     from = readUInt(),
@@ -65,7 +72,7 @@ abstract class ServerEventPacket(input: ByteReadPacket, val eventIdentity: Event
                     println(readUByte().toUInt())
 
                     //todo 错了. 可能是 00 79 才是.
-                    return@with ServerFriendTypingCanceledPacket(input, eventIdentity)
+                    ServerFriendTypingCanceledPacket(input, eventIdentity)
                     /*
                     if (readUByte().toUInt() == 0x37u) ServerFriendTypingStartedPacket(input, eventIdentity)
                     else /*0x22*/ ServerFriendTypingCanceledPacket(input, eventIdentity)*/
@@ -81,8 +88,8 @@ abstract class ServerEventPacket(input: ByteReadPacket, val eventIdentity: Event
             }.applyId(id).applySequence(sequenceId)
         }
 
-        class Encrypted(input: ByteReadPacket) : ServerPacket(input) {
-            fun decrypt(sessionKey: ByteArray): Raw = Raw(this.decryptBy(sessionKey)).applyId(id).applySequence(sequenceId)
+        class Encrypted(input: ByteReadPacket, override var id: UShort, override var sequenceId: UShort) : ServerPacket(input) {
+            fun decrypt(sessionKey: ByteArray): Raw = Raw(this.decryptBy(sessionKey), id).applySequence(sequenceId)
         }
     }
 
@@ -185,8 +192,8 @@ class ServerGroupMessageEventPacket(input: ByteReadPacket, eventIdentity: EventP
             senderName = map.getValue(18).read {
                 val tlv = readTLVMap(true)
                 tlv.printTLVMap("子map")
-                //群主的18: 05 00 04 00 00 00 03 08 00 04 00 00 00 04 01 00 09 48 69 6D 31 38 38 6D 6F 65 03 00 01 04 04 00 04 00 00 00 08
-
+                ////群主的18: 05 00 04 00 00 00 03 08 00 04 00 00 00 04 01 00 09 48 69 6D 31 38 38 6D 6F 65 03 00 01 04 04 00 04 00 00 00 08
+                //群主的 子map= {5=00 00 00 03, 8=00 00 00 04, 1=48 69 6D 31 38 38 6D 6F 65, 3=04, 4=00 00 00 08}
                 when {
                     tlv.containsKey(0x01) -> String(tlv.getValue(0x01))
                     tlv.containsKey(0x02) -> String(tlv.getValue(0x02))
@@ -202,7 +209,7 @@ class ServerGroupMessageEventPacket(input: ByteReadPacket, eventIdentity: EventP
 //刚刚的消息: 00 00 00 2D 00 05 00 02 00 01 00 06 00 04 00 01 2E 01 00 09 00 06 00 01 00 00 00 01 00 0A 00 04 01 00 00 00 00 01 00 04 00 00 00 00 00 03 00 01 01 38 03 3E 03 3F A2 76 E4 B8 DD 11 F4 B2 F2 1A E7 1F C4 F1 3F 23 FB 74 80 42 64 00 0B 78 1A 5D A3 26 C1 01 1D 00 00 00 00 01 00 00 00 01 4D 53 47 00 00 00 00 00 5D A3 26 C1 AA 34 08 42 00 00 00 00 0C 00 86 22 00 0C E5 BE AE E8 BD AF E9 9B 85 E9 BB 91 00 00 01 00 09 01 00 06 E4 BD A0 E5 A5 BD 0E 00 07 01 00 04 00 00 00 09 19 00 18 01 00 15 AA 02 12 9A 01 0F 80 01 01 C8 01 00 F0 01 00 F8 01 00 90 02 00
 
 fun main() {
-    println("08 02 1A 12 08 95 02 10 90 04 40 D6 DE 8C ED 05 48 CF B5 90 D6 02 08 DD F1 92 B7 07 10 DD F1 92 B7 07 1A 14 08 00 10 05 18 D6 DE 8C ED 05 20 02 28 FF FF FF FF 0F 32 00".hexToBytes().stringOf())
+    println("01 00 32 AA 02 2F 50 03 60 00 68 00 9A 01 26 08 09 20 BF 02 80 01 01 C8 01 00 F0 01 00 F8 01 00 90 02 00 98 03 00 A0 03 20 B0 03 00 C0 03 00 D0 03 00 E8 03 00".hexToBytes().stringOf())
 }
 
 fun main2() {

mirai-core/src/commonMain/kotlin/net.mamoe.mirai/network/protocol/tim/packet/ServerPacket.kt

@@ -16,7 +16,8 @@ import kotlin.properties.Delegates
  * @see parseServerPacket
  */
 abstract class ServerPacket(val input: ByteReadPacket) : Packet(), Closeable {
-    override var id: UShort = super.id
+    override val id: UShort by lazy { super.id }
+
     override var sequenceId: UShort by Delegates.notNull()
 
     open fun decode() {
@@ -28,11 +29,6 @@ abstract class ServerPacket(val input: ByteReadPacket) : Packet(), Closeable {
     override fun toString(): String = this.packetToString()
 }
 
-fun <S : ServerPacket> S.applyId(id: UShort): S {
-    this.id = id
-    return this
-}
-
 fun <S : ServerPacket> S.applySequence(sequenceId: UShort): S {
     this.sequenceId = sequenceId
     return this

mirai-core/src/commonMain/kotlin/net.mamoe.mirai/network/protocol/tim/packet/UploadImage.kt

-@file:Suppress("EXPERIMENTAL_API_USAGE", "EXPERIMENTAL_UNSIGNED_LITERALS")
+@file:Suppress("EXPERIMENTAL_API_USAGE", "EXPERIMENTAL_UNSIGNED_LITERALS", "unused")
 
 package net.mamoe.mirai.network.protocol.tim.packet
 
 import kotlinx.io.core.ByteReadPacket
 import kotlinx.io.core.readBytes
-import net.mamoe.mirai.utils.gotoWhere
-import net.mamoe.mirai.utils.toReadPacket
-
-expect class PlatformImage
+import net.mamoe.mirai.contact.Group
+import net.mamoe.mirai.contact.QQ
+import net.mamoe.mirai.network.BotSession
+import net.mamoe.mirai.network.account
+import net.mamoe.mirai.network.protocol.tim.handler.ActionPacketHandler
+import net.mamoe.mirai.qqAccount
+import net.mamoe.mirai.utils.*
 
+@PacketId(0x03_88u)
 expect class ClientTryGetImageIDPacket(
         botNumber: Long,
         sessionKey: ByteArray,
@@ -16,19 +20,18 @@ expect class ClientTryGetImageIDPacket(
         image: PlatformImage
 ) : ClientPacket
 
-
-abstract class ServerTryGetImageIDResponsePacket(input: ByteReadPacket) : ServerPacket(input) {
-
+@PacketId(0x03_88u)
+sealed class ServerTryGetImageIDResponsePacket(input: ByteReadPacket) : ServerPacket(input) {
+    @PacketId(0x03_88u)
     class Encrypted(input: ByteReadPacket) : ServerPacket(input) {
         fun decrypt(sessionKey: ByteArray): ServerTryGetImageIDResponsePacket {
             val data = this.decryptAsByteArray(sessionKey)
-            println(data.size)
-            println(data.size)
+            println("ServerTryGetImageIDResponsePacket.size=" + data.size)
             if (data.size == 209) {
                 return ServerTryGetImageIDSuccessPacket(data.toReadPacket()).applySequence(sequenceId)
             }
 
-            return ServerTryGetImageIDFailedPacket(data.toReadPacket())
+            return ServerTryGetImageIDFailedPacket(data.toReadPacket()).applySequence(sequenceId)
         }
     }
 }
@@ -36,12 +39,14 @@ abstract class ServerTryGetImageIDResponsePacket(input: ByteReadPacket) : Server
 /**
  * 服务器未存有图片, 返回一个 key 用于客户端上传
  */
+@PacketId(0x03_88u)
 class ServerTryGetImageIDSuccessPacket(input: ByteReadPacket) : ServerTryGetImageIDResponsePacket(input) {
     lateinit var uKey: ByteArray
 
     override fun decode() {
-        this.input.gotoWhere(ubyteArrayOf(0x42u, 0x80u, 0x01u))
+        this.input.gotoWhere(ubyteArrayOf(0x42u, 0x80u, 0x01u))//todo 优化
         uKey = this.input.readBytes(128)
+        DebugLogger.logPurple("获得 uKey(128)=${uKey.toUHexString()}")
     }
 }
 
@@ -49,7 +54,41 @@ class ServerTryGetImageIDSuccessPacket(input: ByteReadPacket) : ServerTryGetImag
  * 服务器已经存有这个图片
  */
 class ServerTryGetImageIDFailedPacket(input: ByteReadPacket) : ServerTryGetImageIDResponsePacket(input) {
-    override fun decode() {
-
+    override fun decode(): Unit = with(input) {
+        readRemainingBytes().debugPrint("ServerTryGetImageIDFailedPacket的body")
     }
+}
+
+suspend fun Group.uploadImage(imageId: String, image: PlatformImage) {
+    this.bot.network[ActionPacketHandler].session.uploadGroupImage(number, imageId, image)
+}
+
+suspend fun QQ.uploadImage(imageId: String, image: PlatformImage) {
+    TODO()
+}
+
+suspend fun BotSession.uploadGroupImage(groupNumberOrAccount: Long, imageId: String, image: PlatformImage) {
+    ClientTryGetImageIDPacket(
+            account,
+            sessionKey,
+            groupNumberOrAccount,
+            image
+    ).sendAndExpect<ServerTryGetImageIDResponsePacket> {
+        when (it) {
+            is ServerTryGetImageIDFailedPacket -> {
+                //服务器已存有图片
+            }
+            is ServerTryGetImageIDSuccessPacket -> {
+                val data = image.toByteArray()
+                httpPostGroupImage(
+                        uKeyHex = it.uKey.toUHexString(""),
+                        botNumber = bot.qqAccount,
+                        fileSize = data.size,
+                        imageData = data,
+                        groupCode = groupNumberOrAccount
+                )
+                //todo HTTP upload image.
+            }
+        }
+    }.join()
 }
\ No newline at end of file

mirai-core/src/commonMain/kotlin/net.mamoe.mirai/network/protocol/tim/packet/login/ClientChangeOnlineStatusPacket.kt

@@ -7,19 +7,22 @@ import kotlinx.io.core.writeUByte
 import net.mamoe.mirai.network.protocol.tim.TIMProtocol
 import net.mamoe.mirai.network.protocol.tim.packet.ClientPacket
 import net.mamoe.mirai.network.protocol.tim.packet.PacketId
-import net.mamoe.mirai.utils.*
+import net.mamoe.mirai.utils.OnlineStatus
+import net.mamoe.mirai.utils.encryptAndWrite
+import net.mamoe.mirai.utils.writeHex
+import net.mamoe.mirai.utils.writeQQ
 
 /**
  * 改变在线状态: "我在线上", "隐身" 等
  */
 @PacketId(0x00_ECu)
 class ClientChangeOnlineStatusPacket(
-        private val qq: Long,
+        private val bot: Long,
         private val sessionKey: ByteArray,
         private val loginStatus: OnlineStatus
 ) : ClientPacket() {
     override fun encode(builder: BytePacketBuilder) = with(builder) {
-        this.writeQQ(qq)
+        this.writeQQ(bot)
         this.writeHex(TIMProtocol.fixVer2)
         this.encryptAndWrite(sessionKey) {
             writeHex("01 00")

mirai-core/src/commonMain/kotlin/net.mamoe.mirai/network/protocol/tim/packet/login/SKey.kt

@@ -45,8 +45,10 @@ class ServerSKeyResponsePacket(input: ByteReadPacket) : ServerPacket(input) {
 
     override fun decode() = with(input) {
         discardExact(4)
-        sKey = this.readString(10)//todo test
-        MiraiLogger.logDebug("SKey=$sKey")
+        //debugDiscardExact(2)
+        sKey = this.readString(10)
+        DebugLogger.logPurple("SKey=$sKey")
+        DebugLogger.logPurple("Skey包后面${this.readRemainingBytes().toUHexString()}")
     }
 
     @PacketId(0x00_1Du)

mirai-core/src/commonMain/kotlin/net.mamoe.mirai/network/protocol/tim/packet/login/ServerLoginResponse.kt

@@ -16,8 +16,6 @@ class ServerLoginResponseFailedPacket(val loginResult: LoginResult, input: ByteR
 
 /**
  * 服务器进行加密后返回 privateKey
- *
- * @author NaturalHG
  */
 @PacketId(0x08_36u)
 class ServerLoginResponseKeyExchangePacket(input: ByteReadPacket) : ServerLoginResponsePacket(input) {
@@ -29,7 +27,7 @@ class ServerLoginResponseKeyExchangePacket(input: ByteReadPacket) : ServerLoginR
     @Tested
     override fun decode() {
         this.input.discardExact(5)//01 00 1E 00 10
-        privateKeyUpdate = this.input.readBytes(0x10)//22
+        privateKeyUpdate = this.input.readBytes(0x10)
         this.input.discardExact(4)//00 06 00 78
         tlv0006 = this.input.readIoBuffer(0x78)
 
@@ -127,7 +125,7 @@ class ServerLoginResponseSuccessPacket(input: ByteReadPacket) : ServerLoginRespo
 @PacketId(0x08_36u)
 class ServerLoginResponseCaptchaInitPacket(input: ByteReadPacket) : ServerLoginResponsePacket(input) {
 
-    lateinit var verifyCodePart1: IoBuffer
+    lateinit var captchaPart1: IoBuffer
     lateinit var token00BA: ByteArray
     var unknownBoolean: Boolean? = null
 
@@ -136,8 +134,8 @@ class ServerLoginResponseCaptchaInitPacket(input: ByteReadPacket) : ServerLoginR
     override fun decode() {
         this.input.discardExact(78)
         //println(this.input.readRemainingBytes().toUHexString())
-        val verifyCodeLength = this.input.readShort()//2bytes
-        this.verifyCodePart1 = this.input.readIoBuffer(verifyCodeLength)
+        val captchaLength = this.input.readShort()//2bytes
+        this.captchaPart1 = this.input.readIoBuffer(captchaLength)
 
         this.input.discardExact(1)
 

mirai-core/src/commonMain/kotlin/net.mamoe.mirai/network/protocol/tim/packet/login/Session.kt

@@ -9,14 +9,14 @@ import net.mamoe.mirai.utils.*
 
 @PacketId(0x08_28u)
 class ClientSessionRequestPacket(
-        private val qq: Long,
+        private val bot: Long,
         private val serverIp: String,
         private val token38: IoBuffer,
         private val token88: IoBuffer,
         private val encryptionKey: IoBuffer
 ) : ClientPacket() {
     override fun encode(builder: BytePacketBuilder) = with(builder) {
-        this.writeQQ(qq)
+        this.writeQQ(bot)
         this.writeHex("02 00 00 00 01 2E 01 00 00 68 52 00 30 00 3A")
         this.writeHex("00 38")
         this.writeFully(token38)
@@ -31,7 +31,7 @@ class ClientSessionRequestPacket(
             writeHex("00 36 00 12 00 02 00 01 00 00 00 05 00 00 00 00 00 00 00 00 00 00")
             writeHex(TIMProtocol.constantData1)
             writeHex(TIMProtocol.constantData2)
-            writeQQ(qq)
+            writeQQ(bot)
             writeHex("00 00 00 00 00 1F 00 22 00 01")
             writeHex("1A 68 73 66 E4 BA 79 92 CC C2 D4 EC 14 7C 8B AF 43 B0 62 FB 65 58 A9 EB 37 55 1D 26 13 A8 E5 3D")//device ID
 

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

@@ -69,12 +69,12 @@ fun ByteReadPacket.parseServerPacket(size: Int): ServerPacket {
         }
         0x08_28u -> ServerSessionKeyResponsePacket.Encrypted(this)
 
-        0x00_EC_u -> ServerSKeyResponsePacket(this)
+        0x00_EC_u -> ServerLoginSuccessPacket(this)
         0x00_1D_u -> ServerSKeyResponsePacket.Encrypted(this)
         0x00_5C_u -> ServerAccountInfoResponsePacket.Encrypted(this)
         0x00_58_u -> ServerHeartbeatResponsePacket(this)
         0x00_BA_u -> ServerCaptchaPacket.Encrypted(this)
-        0x00_CE_u, 0x00_17_u -> ServerEventPacket.Raw.Encrypted(this)
+        0x00_CE_u, 0x00_17_u -> ServerEventPacket.Raw.Encrypted(this, id, sequenceId)
         0x00_81_u -> ServerFieldOnlineStatusChangedPacket.Encrypted(this)
         0x00_CD_u -> ServerSendFriendMessageResponsePacket(this)
         0x00_02_u -> ServerSendGroupMessageResponsePacket(this)
@@ -82,7 +82,7 @@ fun ByteReadPacket.parseServerPacket(size: Int): ServerPacket {
         0x03_88_u -> ServerTryGetImageIDResponsePacket.Encrypted(this)
 
         else -> UnknownServerPacket.Encrypted(this, id, sequenceId)
-    }.applyId(id).applySequence(sequenceId)
+    }.applySequence(sequenceId)
 }
 
 fun Input.readIP(): String = buildString(4 + 3) {
@@ -145,6 +145,7 @@ fun Input.readLVNumber(): Number {
 //@JvmSynthetic
 @Deprecated("Low efficiency", ReplaceWith(""))
 fun <I : Input> I.gotoWhere(matcher: UByteArray): I {
+    @Suppress("DEPRECATION")
     return this.gotoWhere(matcher.toByteArray())
 }
 

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

@@ -15,19 +15,19 @@ internal fun ByteArray.debugPrint(name: String): ByteArray {
     return this
 }
 
-@Deprecated("Low Efficiency", ReplaceWith(""))
+@Deprecated("Low efficiency, only for debug purpose", ReplaceWith(""))
 internal fun IoBuffer.debugPrint(name: String): IoBuffer {
     val readBytes = this.readBytes()
     DebugLogger.logPurple(name + "=" + readBytes.toUHexString())
     return readBytes.toIoBuffer()
 }
 
-@Deprecated("Low Efficiency", ReplaceWith("discardExact(n)"))
+@Deprecated("Low efficiency, only for debug purpose", ReplaceWith("discardExact(n)"))
 internal fun Input.debugDiscardExact(n: Number, name: String = "") {
     DebugLogger.logPurple("Discarded($n) $name=" + this.readBytes(n.toInt()).toUHexString())
 }
 
-@Deprecated("Low Efficiency", ReplaceWith(""))
+@Deprecated("Low efficiency, only for debug purpose", ReplaceWith(""))
 internal fun ByteReadPacket.debugPrint(name: String = ""): ByteReadPacket {
     val bytes = this.readBytes()
     DebugLogger.logPurple("ByteReadPacket $name=" + bytes.toUHexString())

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

+package net.mamoe.mirai.utils
+
+import kotlin.jvm.JvmOverloads
+
+
+expect class PlatformImage
+
+@JvmOverloads
+expect fun PlatformImage.toByteArray(formatName: String = "JPG"): ByteArray
\ No newline at end of file

mirai-core/src/commonMain/kotlin/net.mamoe.mirai/utils/PlatformUtil.kt → mirai-core/src/commonMain/kotlin/net.mamoe.mirai/utils/PlatformUtils.kt

@@ -31,4 +31,15 @@ expect fun solveIpAddress(hostname: String): String
 /**
  * Localhost 解析
  */
-expect fun localIpAddress(): String
\ No newline at end of file
+expect fun localIpAddress(): String
+
+/**
+ * 上传群图片
+ */
+expect suspend fun httpPostGroupImage(
+        uKeyHex: String,
+        fileSize: Int,
+        botNumber: Long,
+        groupCode: Long,
+        imageData: ByteArray
+): Boolean
\ No newline at end of file

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

+package net.mamoe.mirai.utils
+
+import kotlin.properties.Delegates
+import kotlin.properties.ReadWriteProperty
+import kotlin.reflect.KProperty
+
+
+fun <T : Any> Delegates.notNullBy(initializer: () -> T): ReadWriteProperty<Any?, T> = NotNullVarWithDefault(lazy(initializer = initializer))
+
+class NotNullVarWithDefault<T : Any>(
+        private val initializer: Lazy<T>
+) : ReadWriteProperty<Any?, T> {
+    private var value: T? = null
+
+    override fun getValue(thisRef: Any?, property: KProperty<*>): T {
+        return value ?: initializer.value
+    }
+
+    override fun setValue(thisRef: Any?, property: KProperty<*>, value: T) {
+        this.value = value
+    }
+}

mirai-core/src/jvmMain/kotlin/net/mamoe/mirai/contact/ContactJvm.kt

@@ -35,7 +35,6 @@ actual sealed class Contact actual constructor(bot: Bot, number: Long) : Platfor
      */
     fun blockingSendMessage(message: Message) = runBlocking { sendMessage(message) }
 
-
     /**
      * 阻塞发送一个消息. 仅应在 Java 使用
      */
@@ -44,23 +43,17 @@ actual sealed class Contact actual constructor(bot: Bot, number: Long) : Platfor
     /**
      * 异步发送一个消息. 仅应在 Java 使用
      */
-    fun asyncSendMessage(chain: MessageChain) {
-        bot.network.NetworkScope.launch { sendMessage(chain) }
-    }
+    fun asyncSendMessage(chain: MessageChain) = bot.network.NetworkScope.launch { sendMessage(chain) }
 
     /**
      * 异步发送一个消息. 仅应在 Java 使用
      */
-    fun asyncSendMessage(message: Message) {
-        bot.network.NetworkScope.launch { sendMessage(message) }
-    }
+    fun asyncSendMessage(message: Message) = bot.network.NetworkScope.launch { sendMessage(message) }
 
     /**
      * 异步发送一个消息. 仅应在 Java 使用
      */
-    fun asyncSendMessage(plain: String) {
-        bot.network.NetworkScope.launch { sendMessage(plain) }
-    }
+    fun asyncSendMessage(plain: String) = bot.network.NetworkScope.launch { sendMessage(plain) }
 }
 
 /**

mirai-core/src/jvmMain/kotlin/net/mamoe/mirai/message/UnsolvedImage.kt

-package net.mamoe.mirai.message
-
-import kotlinx.coroutines.CompletableJob
-import kotlinx.coroutines.Dispatchers
-import kotlinx.coroutines.withContext
-import net.mamoe.mirai.contact.Contact
-import net.mamoe.mirai.network.BotSession
-import net.mamoe.mirai.network.protocol.tim.packet.ClientTryGetImageIDPacketJvm
-import net.mamoe.mirai.network.protocol.tim.packet.ServerTryGetImageIDFailedPacket
-import net.mamoe.mirai.network.protocol.tim.packet.ServerTryGetImageIDResponsePacket
-import net.mamoe.mirai.network.protocol.tim.packet.ServerTryGetImageIDSuccessPacket
-import net.mamoe.mirai.qqAccount
-import net.mamoe.mirai.utils.ImageNetworkUtils
-import net.mamoe.mirai.utils.md5
-import net.mamoe.mirai.utils.toByteArray
-import net.mamoe.mirai.utils.toUHexString
-import java.awt.image.BufferedImage
-import java.io.File
-import java.net.URL
-import javax.imageio.ImageIO
-
-/**
- * 不确定是否存在于服务器的 [Image].
- * 必须在发送之前 [UnsolvedImage.upload] 或 [Contact.uploadImage], 否则会发送失败.
- *
- * @suppress todo 重新设计
- * @author Him188moe
- */
-class UnsolvedImage(private val filename: String, val image: BufferedImage) {
-    constructor(imageFile: File) : this(imageFile.name, ImageIO.read(imageFile))
-    constructor(url: URL) : this(File(url.file))
-
-    suspend fun upload(session: BotSession, contact: Contact): CompletableJob {
-        return session.expectPacket<ServerTryGetImageIDResponsePacket> {
-            toSend { ClientTryGetImageIDPacketJvm(session.bot.qqAccount, session.sessionKey, contact.number, image) }
-
-            onExpect {
-                when (it) {
-                    is ServerTryGetImageIDFailedPacket -> {
-                        //已经存在于服务器了
-                    }
-
-                    is ServerTryGetImageIDSuccessPacket -> {
-                        val data = image.toByteArray()
-                        withContext(Dispatchers.IO) {
-                            if (!ImageNetworkUtils.postImage(it.uKey.toUHexString(), data.size, session.bot.qqAccount, contact.number, data)) {
-                                throw RuntimeException("cannot upload image")
-                            }
-                        }
-                    }
-                }
-            }
-        }
-    }
-
-    fun toImage(): Image {
-        return Image(getImageId(filename))
-    }
-
-    companion object {
-
-        @JvmStatic
-        fun getImageId(filename: String): String {
-            val md5 = md5(filename)
-
-            return "{" + md5.copyOfRange(0, 4).toUHexString("") + "-"
-                    .plus(md5.copyOfRange(4, 6).toUHexString("")) + "-"
-                    .plus(md5.copyOfRange(6, 8).toUHexString("")) + "-"
-                    .plus(md5.copyOfRange(8, 10).toUHexString("")) + "-"
-                    .plus(md5.copyOfRange(10, 16).toUHexString("")) + "}." + if (filename.endsWith(".jpeg")) "jpg" else filename.substringAfter(".", "jpg")
-        }
-    }
-}
\ No newline at end of file

mirai-core/src/jvmMain/kotlin/net/mamoe/mirai/network/protocol/tim/packet/PacketInternalJvm.kt

@@ -4,7 +4,6 @@ package net.mamoe.mirai.network.protocol.tim.packet
 
 import kotlinx.io.core.ByteReadPacket
 import kotlinx.io.core.IoBuffer
-import kotlinx.io.core.internal.DangerousInternalIoApi
 import net.mamoe.mirai.utils.toUHexString
 import java.lang.reflect.Field
 
@@ -37,7 +36,8 @@ private object IgnoreIdList : List<String> by listOf(
         "EMPTY_ID_HEX",
         "input",
         "output",
-        "UninitializedByteReadPacket"
+        "UninitializedByteReadPacket",
+        "sessionKey"
 )
 
 internal actual fun Packet.packetToString(): String = PacketNameFormatter.adjustName(this::class.simpleName + "(${this.idHexString})") + this::class.java.allDeclaredFields

mirai-core/src/jvmMain/kotlin/net/mamoe/mirai/network/protocol/tim/packet/UploadImageJvm.kt

@@ -5,9 +5,6 @@ package net.mamoe.mirai.network.protocol.tim.packet
 import kotlinx.io.core.BytePacketBuilder
 import kotlinx.io.core.writeFully
 import net.mamoe.mirai.utils.*
-import java.awt.image.BufferedImage
-
-actual typealias PlatformImage = BufferedImage
 
 actual typealias ClientTryGetImageIDPacket = ClientTryGetImageIDPacketJvm
 

mirai-core/src/jvmMain/kotlin/net/mamoe/mirai/utils/ImageNetworkUtils.kt

-package net.mamoe.mirai.utils
-
-import java.awt.image.BufferedImage
-import java.io.ByteArrayOutputStream
-import java.io.IOException
-import java.net.HttpURLConnection
-import java.net.URL
-import javax.imageio.ImageIO
-
-/**
- * @author NaturalHG
- */
-object ImageNetworkUtils {
-    @Throws(IOException::class)
-    fun postImage(uKeyHex: String, fileSize: Int, botNumber: Long, groupCode: Long, img: ByteArray): Boolean {
-        //http://htdata2.qq.com/cgi-bin/httpconn?htcmd=0x6ff0071&ver=5515&term=pc&ukey=” ＋ 删全部空 (ukey) ＋ “&filesize=” ＋ 到文本 (fileSize) ＋ “&range=0&uin=” ＋ g_uin ＋ “&groupcode=” ＋ Group
-
-        val builder = "http://htdata2.qq.com/cgi-bin/httpconn?htcmd=0x6ff0071&ver=5515&term=pc" +
-                "&ukey=" + uKeyHex.replace(" ", "") +
-                "&filezise=" + fileSize +
-                "&range=" + "0" +
-                "&uin=" + botNumber +
-                "&groupcode=" + groupCode
-        val conn = URL(builder).openConnection() as HttpURLConnection
-        conn.setRequestProperty("User-Agent", "QQClient")
-        conn.setRequestProperty("Content-Length", "" + fileSize)
-        conn.requestMethod = "POST"
-        conn.doOutput = true
-        conn.outputStream.write(img)
-
-        conn.connect()
-        return conn.responseCode == 200
-    }
-}
-
-
-fun BufferedImage.toByteArray(): ByteArray = ByteArrayOutputStream().use { ImageIO.write(this, "JPG", it); it.toByteArray() }
\ No newline at end of file

mirai-core/src/jvmMain/kotlin/net/mamoe/mirai/utils/PlatformImageJvm.kt

+package net.mamoe.mirai.utils
+
+import java.awt.image.BufferedImage
+import java.io.ByteArrayOutputStream
+import javax.imageio.ImageIO
+
+actual typealias PlatformImage = BufferedImage
+
+@JvmOverloads
+actual fun BufferedImage.toByteArray(formatName: String): ByteArray = ByteArrayOutputStream().use { ImageIO.write(this, "JPG", it); it.toByteArray() }
\ No newline at end of file

mirai-core/src/jvmMain/kotlin/net/mamoe/mirai/utils/SocketBridgeJvm.kt → mirai-core/src/jvmMain/kotlin/net/mamoe/mirai/utils/PlatformSocketJvm.kt

@@ -14,6 +14,7 @@ actual class PlatformDatagramChannel actual constructor(serverHost: String, serv
     private val serverAddress: InetSocketAddress = InetSocketAddress(serverHost, serverPort.toInt())
     private val channel: DatagramChannel = DatagramChannel.open().connect(serverAddress)
 
+    @Throws(ReadPacketInternalException::class)
     actual suspend fun read(buffer: IoBuffer) = withContext(Dispatchers.IO) {
         try {
             (channel as ReadableByteChannel).read(buffer)
@@ -22,6 +23,7 @@ actual class PlatformDatagramChannel actual constructor(serverHost: String, serv
         }
     }
 
+    @Throws(SendPacketInternalException::class)
     actual suspend fun send(buffer: IoBuffer) = withContext(Dispatchers.IO) {
         buffer.readDirect {
             try {

mirai-core/src/jvmMain/kotlin/net/mamoe/mirai/utils/PlatformBridgeJvm.kt → mirai-core/src/jvmMain/kotlin/net/mamoe/mirai/utils/PlatformUtilsJvm.kt

 package net.mamoe.mirai.utils
 
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.withContext
+import org.jsoup.Connection
+import org.jsoup.Jsoup
 import java.net.InetAddress
 import java.security.MessageDigest
 import java.util.zip.CRC32
@@ -15,4 +19,38 @@ actual fun md5(byteArray: ByteArray): ByteArray = MessageDigest.getInstance("MD5
 
 actual fun solveIpAddress(hostname: String): String = InetAddress.getByName(hostname).hostAddress
 
-actual fun localIpAddress(): String = InetAddress.getLocalHost().hostAddress
\ No newline at end of file
+actual fun localIpAddress(): String = InetAddress.getLocalHost().hostAddress
+
+actual suspend fun httpPostGroupImage(
+        uKeyHex: String,
+        fileSize: Int,
+        botNumber: Long,
+        groupCode: Long,
+        imageData: ByteArray
+): Boolean = Jsoup
+        .connect("http://htdata2.qq.com/cgi-bin/httpconn?htcmd=0x6ff0071&ver=5515&term=pc" +
+                "&ukey=" + uKeyHex.replace(" ", "") +
+                "&filezise=" + fileSize +
+                "&range=" + "0" +
+                "&uin=" + botNumber +
+                "&groupcode=" + groupCode)
+        .userAgent("QQClient")
+        .header("Content-Length", fileSize.toString())
+        .requestBody(String(imageData))
+        .method(Connection.Method.POST)
+        .ignoreContentType(true)
+        .let {
+            withContext(Dispatchers.IO) {
+                it.execute()
+            }
+        }
+        /*
+        val conn = URL(builder).openConnection() as HttpURLConnection
+        conn.setRequestProperty("User-Agent", "QQClient")
+        conn.setRequestProperty("Content-Length", "" + fileSize)
+        conn.requestMethod = "POST"
+        conn.doOutput = true
+        conn.outputStream.write(img)
+
+        conn.connect()*/
+        .statusCode() == 200
\ No newline at end of file

mirai-debug/src/main/java/PacketDebuger.kt

@@ -76,7 +76,6 @@ object Main {
         }
     }
 
-
     /**
      * 可从 TIM 内存中读取
      *
@@ -89,7 +88,7 @@ object Main {
      * 6. 运行到 `mov eax,dword ptr ss:[ebp+10]`
      * 7. 查看内存, 从 `eax` 开始的 16 bytes 便是 `sessionKey`
      */
-    val sessionKey: ByteArray = "9E A6 16 46 FF 15 FB 73 2F 31 0D 7E CB C4 E6 49".hexToBytes()
+    val sessionKey: ByteArray = "F1 68 24 ED A8 6D 33 6E 5C B7 E0 F4 45 77 21 04".hexToBytes()
 
     fun dataReceived(data: ByteArray) {
         println("--------------")

mirai-demos/mirai-demo-1/src/main/java/demo1/Main.kt

 package demo1
 
 import kotlinx.coroutines.delay
-import kotlinx.coroutines.withContext
 import net.mamoe.mirai.Bot
 import net.mamoe.mirai.contact.Group
 import net.mamoe.mirai.event.events.FriendMessageEvent
@@ -17,14 +16,11 @@ import net.mamoe.mirai.network.protocol.tim.packet.login.LoginResult
 import net.mamoe.mirai.utils.BotAccount
 import net.mamoe.mirai.utils.Console
 import net.mamoe.mirai.utils.MiraiLogger
-import kotlin.coroutines.coroutineContext
-import kotlin.system.exitProcess
-import kotlin.system.measureTimeMillis
 
 suspend fun main() {
     val bot = Bot(BotAccount(//填写你的账号
-            account = 2903772581,
-            password = "zxc123456"
+            account = 1994701021,
+            password = "asdhim188666"
     ), Console())
 
     bot.login {
@@ -79,7 +75,7 @@ suspend fun main() {
     subscribeAll<FriendMessageEvent> {
         always {
             //获取第一个纯文本消息
-            val firstText = it.message.first<PlainText>()
+            val firstText = it.message.firstOrNull<PlainText>()
 
         }
     }