如何在smali函数中返回静态结果 [英] How to return a static result in smali function
本文介绍了如何在smali函数中返回静态结果的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!
问题描述
.method public c()Ljava/lang/String;
.locals 3
const/4 v1, 0x0
const-string v0, "wifi"
invoke-virtual {p0, v0}, Lcom/genwen/looltv/start/Appstart;->getSystemService(Ljava/lang/String;)Ljava/lang/Object;
move-result-object v0
check-cast v0, Landroid/net/wifi/WifiManager;
if-nez v0, :cond_1
move-object v0, v1
:goto_0
if-eqz v0, :cond_2
invoke-virtual {v0}, Landroid/net/wifi/WifiInfo;->getMacAddress()Ljava/lang/String;
move-result-object v0
if-eqz v0, :cond_0
const-string v1, ":"
const-string v2, ""
invoke-virtual {v0, v1, v2}, Ljava/lang/String;->replaceAll(Ljava/lang/String;Ljava/lang/String;)Ljava/lang/String;
move-result-object v0
new-instance v1, Ljava/lang/StringBuilder;
const-string v2, "8c0f"
invoke-direct {v1, v2}, Ljava/lang/StringBuilder;-><init>(Ljava/lang/String;)V
invoke-virtual {v1, v0}, 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
:cond_0
:goto_1
return-object v0
:cond_1
invoke-virtual {v0}, Landroid/net/wifi/WifiManager;->getConnectionInfo()Landroid/net/wifi/WifiInfo;
move-result-object v0
goto :goto_0
:cond_2
move-object v0, v1
goto :goto_1
.end method
这是一个简单的smali函数,在从Mac地址中删除:之后,该函数以开头为'8c0f'的形式返回设备的mac地址.
this is a simple smali function that returns the mac address of the device with '8c0f' at the beginning after stripping the : from the mac address.
我希望它返回一个静态Mac地址,例如'8c0f0f0f0f0f0f0f0f',而不是真实的mac地址.我该怎么办?
i want it to return a static mac address like '8c0f0f0f0f0f0f0f' not the real mac address. how can i do that?
推荐答案
在这里,我使用apktool将Java转换为smali.
Here I use apktool to convert java to smali.
Java代码:
private static final String TAG = "Loop";
public static String getTag()
{
return TAG;
}
smali代码:
# static fields
.field private static final TAG:Ljava/lang/String; = "Loop"
.method public static getTag()Ljava/lang/String;
.locals 1
.prologue
.line 35
const-string v0, "Loop"
.line 38
return-object v0
.end method
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