HijackingDetectWrapper.smali

.class public final Lcom/qiniu/android/dns/local/HijackingDetectWrapper;
.super Ljava/lang/Object;
.source "HijackingDetectWrapper.java"

# interfaces
.implements Lcom/qiniu/android/dns/IResolver;


# instance fields
.field private final resolver:Lcom/qiniu/android/dns/dns/DnsUdpResolver;


# direct methods
.method static constructor <clinit>()V
    .registers 1

    return-void
.end method

.method public constructor <init>(Lcom/qiniu/android/dns/dns/DnsUdpResolver;)V
    .registers 2
    .param p1, "r"    # Lcom/qiniu/android/dns/dns/DnsUdpResolver;

    .line 17
    invoke-direct {p0}, Ljava/lang/Object;-><init>()V

    .line 18
    iput-object p1, p0, Lcom/qiniu/android/dns/local/HijackingDetectWrapper;->resolver:Lcom/qiniu/android/dns/dns/DnsUdpResolver;

    .line 19
    return-void
.end method


# virtual methods
.method public resolve(Lcom/qiniu/android/dns/Domain;Lcom/qiniu/android/dns/NetworkInfo;)[Lcom/qiniu/android/dns/Record;
    .registers 11
    .param p1, "domain"    # Lcom/qiniu/android/dns/Domain;
    .param p2, "info"    # Lcom/qiniu/android/dns/NetworkInfo;
    .annotation system Ldalvik/annotation/Throws;
        value = {
            Ljava/io/IOException;
        }
    .end annotation

    .line 23
    iget-object v0, p0, Lcom/qiniu/android/dns/local/HijackingDetectWrapper;->resolver:Lcom/qiniu/android/dns/dns/DnsUdpResolver;

    invoke-virtual {v0, p1, p2}, Lcom/qiniu/android/dns/dns/DnsUdpResolver;->resolve(Lcom/qiniu/android/dns/Domain;Lcom/qiniu/android/dns/NetworkInfo;)[Lcom/qiniu/android/dns/Record;

    move-result-object v0

    .line 24
    .local v0, "records":[Lcom/qiniu/android/dns/Record;
    iget-boolean v1, p1, Lcom/qiniu/android/dns/Domain;->hasCname:Z

    const/4 v2, 0x0

    if-eqz v1, :cond_2b

    .line 25
    const/4 v1, 0x0

    .line 26
    .local v1, "cname":Z
    const/4 v3, 0x0

    .line 27
    .local v3, "server":Ljava/lang/String;
    array-length v4, v0

    const/4 v5, 0x0

    :goto_f
    if-ge v5, v4, :cond_20

    aget-object v6, v0, v5

    .line 28
    .local v6, "r":Lcom/qiniu/android/dns/Record;
    invoke-virtual {v6}, Lcom/qiniu/android/dns/Record;->isCname()Z

    move-result v7

    if-eqz v7, :cond_1d

    .line 29
    const/4 v1, 0x1

    .line 30
    iget-object v3, v6, Lcom/qiniu/android/dns/Record;->server:Ljava/lang/String;

    .line 31
    goto :goto_20

    .line 27
    .end local v6    # "r":Lcom/qiniu/android/dns/Record;
    :cond_1d
    add-int/lit8 v5, v5, 0x1

    goto :goto_f

    .line 34
    :cond_20
    :goto_20
    if-eqz v1, :cond_23

    goto :goto_2b

    .line 35
    :cond_23
    new-instance v2, Lcom/qiniu/android/dns/local/DnshijackingException;

    iget-object v4, p1, Lcom/qiniu/android/dns/Domain;->domain:Ljava/lang/String;

    invoke-direct {v2, v4, v3}, Lcom/qiniu/android/dns/local/DnshijackingException;-><init>(Ljava/lang/String;Ljava/lang/String;)V

    throw v2

    .line 38
    .end local v1    # "cname":Z
    .end local v3    # "server":Ljava/lang/String;
    :cond_2b
    :goto_2b
    iget v1, p1, Lcom/qiniu/android/dns/Domain;->maxTtl:I

    if-eqz v1, :cond_50

    .line 39
    array-length v1, v0

    :goto_30
    if-ge v2, v1, :cond_50

    aget-object v3, v0, v2

    .line 40
    .local v3, "r":Lcom/qiniu/android/dns/Record;
    invoke-virtual {v3}, Lcom/qiniu/android/dns/Record;->isCname()Z

    move-result v4

    if-nez v4, :cond_4d

    .line 41
    iget v4, v3, Lcom/qiniu/android/dns/Record;->ttl:I

    iget v5, p1, Lcom/qiniu/android/dns/Domain;->maxTtl:I

    if-gt v4, v5, :cond_41

    goto :goto_4d

    .line 42
    :cond_41
    new-instance v1, Lcom/qiniu/android/dns/local/DnshijackingException;

    iget-object v2, p1, Lcom/qiniu/android/dns/Domain;->domain:Ljava/lang/String;

    iget-object v4, v3, Lcom/qiniu/android/dns/Record;->server:Ljava/lang/String;

    iget v5, v3, Lcom/qiniu/android/dns/Record;->ttl:I

    invoke-direct {v1, v2, v4, v5}, Lcom/qiniu/android/dns/local/DnshijackingException;-><init>(Ljava/lang/String;Ljava/lang/String;I)V

    throw v1

    .line 39
    .end local v3    # "r":Lcom/qiniu/android/dns/Record;
    :cond_4d
    :goto_4d
    add-int/lit8 v2, v2, 0x1

    goto :goto_30

    .line 47
    :cond_50
    return-object v0
.end method