微信通讯加密算法：Tea
源码位置：E:\apktool\weixinOutdir\smali\com\tencent\qqpim\utils\XxteaCryptor.smali
.class public Lcom/tencent/qqpim/utils/XxteaCryptor;
.super Ljava/lang/Object;
.source "SourceFile"

【关于Msg_db的代码的位置】

const-string v1, "MicroMsg.db"

    invoke-virtual {v0, v1}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;

    move-result-object v0

    invoke-virtual {v0}, Ljava/lang/StringBuilder;->toString()Ljava/lang/String;

    move-result-object v0

    return-object v0
.end method

.method public final gr()Ljava/lang/String;
    .locals 2

    .prologue
    .line 1210
    new-instance v0, Ljava/lang/StringBuilder;

    invoke-direct {v0}, Ljava/lang/StringBuilder;-><init>()V

    iget-object v1, p0, Lcom/tencent/mm/model/b;->EF:Ljava/lang/String;

    invoke-virtual {v0, v1}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;

    move-result-object v0

    const-string v1, "EnMicroMsg.db"

sput-object v0, Lcom/badlogic/gdx/math/Matrix4;->kG:Lcom/badlogic/gdx/math/e

http://bbs.pediy.com/showthread.php?t=163042

我不知道你是没仔细看还是在卖萌。。。微信的通信协议用的是AES加密。。。

那个tea是微信里包含的qqpim插件用的，应该是看错了吧