c.smali

.class public final Lsg/bigo/opensdk/rtm/b/c;
.super Ljava/lang/Object;
.source "SourceFile"

# interfaces
.implements Lsg/bigo/opensdk/rtm/a/a/a;


# instance fields
.field private a:Lsg/bigo/opensdk/rtm/b/a/d;

.field private b:Lsg/bigo/opensdk/rtm/b/a/b;


# direct methods
.method public constructor <init>()V
    .registers 2

    .line 16
    invoke-direct {p0}, Ljava/lang/Object;-><init>()V

    .line 23
    new-instance v0, Lsg/bigo/opensdk/rtm/b/a/d;

    invoke-direct {v0}, Lsg/bigo/opensdk/rtm/b/a/d;-><init>()V

    iput-object v0, p0, Lsg/bigo/opensdk/rtm/b/c;->a:Lsg/bigo/opensdk/rtm/b/a/d;

    const/4 v0, 0x0

    .line 24
    iput-object v0, p0, Lsg/bigo/opensdk/rtm/b/c;->b:Lsg/bigo/opensdk/rtm/b/a/b;

    return-void
.end method


# virtual methods
.method public final a(Ljava/nio/ByteBuffer;)I
    .registers 9

    .line 67
    invoke-virtual {p1}, Ljava/nio/ByteBuffer;->limit()I

    move-result v0

    const/4 v1, 0x4

    const-string v2, "TcpEncryptExchangeKeyImpl"

    const/4 v3, 0x1

    if-gt v0, v1, :cond_10

    const-string p1, "rc4key from server is not valid"

    .line 68
    invoke-static {v2, p1}, Lsg/bigo/opensdk/d/d;->c(Ljava/lang/String;Ljava/lang/String;)V

    return v3

    :cond_10
    new-array v0, v1, [B

    .line 73
    invoke-virtual {p1}, Ljava/nio/ByteBuffer;->get()B

    move-result v4

    const/4 v5, 0x0

    aput-byte v4, v0, v5

    .line 74
    invoke-virtual {p1}, Ljava/nio/ByteBuffer;->get()B

    move-result v4

    aput-byte v4, v0, v3

    const/4 v4, 0x2

    .line 75
    invoke-virtual {p1}, Ljava/nio/ByteBuffer;->get()B

    move-result v6

    aput-byte v6, v0, v4

    const/4 v4, 0x3

    .line 76
    invoke-virtual {p1}, Ljava/nio/ByteBuffer;->get()B

    move-result v6

    aput-byte v6, v0, v4

    .line 78
    new-instance v4, Lsg/bigo/opensdk/rtm/b/a/d;

    invoke-direct {v4}, Lsg/bigo/opensdk/rtm/b/a/d;-><init>()V

    .line 79
    invoke-virtual {v4, v0}, Lsg/bigo/opensdk/rtm/b/a/d;->a([B)V

    .line 81
    invoke-virtual {p1}, Ljava/nio/ByteBuffer;->limit()I

    move-result v0

    sub-int/2addr v0, v1

    new-array v0, v0, [B

    .line 82
    invoke-virtual {p1, v0}, Ljava/nio/ByteBuffer;->get([B)Ljava/nio/ByteBuffer;

    .line 84
    invoke-static {v0}, Ljava/nio/ByteBuffer;->wrap([B)Ljava/nio/ByteBuffer;

    move-result-object v0

    .line 85
    sget-object v1, Ljava/nio/ByteOrder;->LITTLE_ENDIAN:Ljava/nio/ByteOrder;

    invoke-virtual {v0, v1}, Ljava/nio/ByteBuffer;->order(Ljava/nio/ByteOrder;)Ljava/nio/ByteBuffer;

    .line 87
    invoke-virtual {v4, v0}, Lsg/bigo/opensdk/rtm/b/a/d;->b(Ljava/nio/ByteBuffer;)Z

    .line 89
    invoke-static {v0}, Lsg/bigo/opensdk/proto/c;->a(Ljava/nio/ByteBuffer;)I

    move-result v1

    const/16 v4, 0x1704

    if-ne v1, v4, :cond_95

    .line 2068
    invoke-virtual {v0, v5}, Ljava/nio/ByteBuffer;->getInt(I)I

    move-result v1

    .line 89
    invoke-virtual {v0}, Ljava/nio/ByteBuffer;->limit()I

    move-result v4

    if-ne v1, v4, :cond_95

    .line 90
    new-instance p1, Lsg/bigo/opensdk/rtm/b/b/b;

    invoke-direct {p1}, Lsg/bigo/opensdk/rtm/b/b/b;-><init>()V

    const/16 v1, 0xa

    .line 3052
    invoke-virtual {v0, v1}, Ljava/nio/ByteBuffer;->position(I)Ljava/nio/Buffer;

    .line 93
    :try_start_67
    invoke-virtual {p1, v0}, Lsg/bigo/opensdk/rtm/b/b/b;->b(Ljava/nio/ByteBuffer;)V
    :try_end_6a
    .catch Lsg/bigo/opensdk/proto/InvalidProtocolData; {:try_start_67 .. :try_end_6a} :catch_8e

    .line 99
    iget-object v0, p1, Lsg/bigo/opensdk/rtm/b/b/b;->a:[B

    array-length v0, v0

    if-lez v0, :cond_88

    .line 100
    iget-object v0, p0, Lsg/bigo/opensdk/rtm/b/c;->b:Lsg/bigo/opensdk/rtm/b/a/b;

    iget-object p1, p1, Lsg/bigo/opensdk/rtm/b/b/b;->a:[B

    invoke-virtual {v0, p1}, Lsg/bigo/opensdk/rtm/b/a/b;->a([B)[B

    move-result-object p1

    if-nez p1, :cond_7f

    const-string p1, "key from tcp server is not valid, rc4key == null"

    .line 102
    invoke-static {v2, p1}, Lsg/bigo/opensdk/d/d;->c(Ljava/lang/String;Ljava/lang/String;)V

    return v3

    .line 105
    :cond_7f
    iget-object v0, p0, Lsg/bigo/opensdk/rtm/b/c;->a:Lsg/bigo/opensdk/rtm/b/a/d;

    invoke-virtual {v0, p1}, Lsg/bigo/opensdk/rtm/b/a/d;->a([B)V

    .line 106
    invoke-static {}, Lsg/bigo/opensdk/d/d;->b()V

    return v5

    :cond_88
    const-string p1, "key from tcp server is not valid, key.length <= 0"

    .line 110
    invoke-static {v2, p1}, Lsg/bigo/opensdk/d/d;->c(Ljava/lang/String;Ljava/lang/String;)V

    return v3

    :catch_8e
    move-exception p1

    const-string v0, "unmarshal Encrypt exchange key res failed"

    .line 95
    invoke-static {v2, v0, p1}, Lsg/bigo/opensdk/d/d;->a(Ljava/lang/String;Ljava/lang/String;Ljava/lang/Throwable;)V

    return v3

    .line 114
    :cond_95
    new-instance v0, Ljava/lang/StringBuilder;

    const-string v1, "key from tcp media server is not valid, uri="

    invoke-direct {v0, v1}, Ljava/lang/StringBuilder;-><init>(Ljava/lang/String;)V

    invoke-static {p1}, Lsg/bigo/opensdk/proto/c;->a(Ljava/nio/ByteBuffer;)I

    move-result v1

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

    const-string v1, ", peekLen="

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

    .line 3068
    invoke-virtual {p1, v5}, Ljava/nio/ByteBuffer;->getInt(I)I

    move-result p1

    .line 114
    invoke-virtual {v0, p1}, Ljava/lang/StringBuilder;->append(I)Ljava/lang/StringBuilder;

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

    move-result-object p1

    invoke-static {v2, p1}, Lsg/bigo/opensdk/d/d;->c(Ljava/lang/String;Ljava/lang/String;)V

    return v3
.end method

.method public final a()Ljava/nio/ByteBuffer;
    .registers 7
    .annotation system Ldalvik/annotation/Throws;
        value = {
            Ljava/lang/Exception;
        }
    .end annotation

    .line 27
    invoke-static {}, Lsg/bigo/opensdk/d/d;->b()V

    const/4 v0, 0x0

    :goto_4
    const/4 v1, 0x5

    const-string v2, "TcpEncryptExchangeKeyImpl"

    if-ge v0, v1, :cond_1d

    .line 31
    :try_start_9
    invoke-static {}, Lsg/bigo/opensdk/rtm/b/a/b;->a()Lsg/bigo/opensdk/rtm/b/a/b;

    move-result-object v1

    iput-object v1, p0, Lsg/bigo/opensdk/rtm/b/c;->b:Lsg/bigo/opensdk/rtm/b/a/b;
    :try_end_f
    .catch Ljava/lang/Exception; {:try_start_9 .. :try_end_f} :catch_10

    goto :goto_16

    :catch_10
    move-exception v1

    const-string v3, "ProtoRSA.generate fail"

    .line 33
    invoke-static {v2, v3, v1}, Lsg/bigo/opensdk/d/d;->a(Ljava/lang/String;Ljava/lang/String;Ljava/lang/Throwable;)V

    .line 35
    :goto_16
    iget-object v1, p0, Lsg/bigo/opensdk/rtm/b/c;->b:Lsg/bigo/opensdk/rtm/b/a/b;

    if-nez v1, :cond_1d

    add-int/lit8 v0, v0, 0x1

    goto :goto_4

    .line 39
    :cond_1d
    iget-object v0, p0, Lsg/bigo/opensdk/rtm/b/c;->b:Lsg/bigo/opensdk/rtm/b/a/b;

    if-eqz v0, :cond_84

    .line 1061
    iget-object v0, v0, Lsg/bigo/opensdk/rtm/b/a/b;->a:Ljava/security/interfaces/RSAPublicKey;

    .line 44
    invoke-interface {v0}, Ljava/security/interfaces/RSAPublicKey;->getPublicExponent()Ljava/math/BigInteger;

    move-result-object v0

    invoke-virtual {v0}, Ljava/math/BigInteger;->toByteArray()[B

    move-result-object v0

    .line 45
    iget-object v1, p0, Lsg/bigo/opensdk/rtm/b/c;->b:Lsg/bigo/opensdk/rtm/b/a/b;

    .line 2061
    iget-object v1, v1, Lsg/bigo/opensdk/rtm/b/a/b;->a:Ljava/security/interfaces/RSAPublicKey;

    .line 45
    invoke-interface {v1}, Ljava/security/interfaces/RSAPublicKey;->getModulus()Ljava/math/BigInteger;

    move-result-object v1

    invoke-virtual {v1}, Ljava/math/BigInteger;->toByteArray()[B

    move-result-object v1

    .line 46
    new-instance v2, Lsg/bigo/opensdk/rtm/b/b/a;

    invoke-direct {v2, v0, v1}, Lsg/bigo/opensdk/rtm/b/b/a;-><init>([B[B)V

    const/4 v0, 0x4

    new-array v1, v0, [B

    .line 48
    new-instance v3, Ljava/util/Random;

    invoke-static {}, Ljava/lang/System;->currentTimeMillis()J

    move-result-wide v4

    invoke-direct {v3, v4, v5}, Ljava/util/Random;-><init>(J)V

    .line 49
    invoke-virtual {v3, v1}, Ljava/util/Random;->nextBytes([B)V

    const/4 v3, 0x3

    .line 50
    aget-byte v4, v1, v3

    and-int/lit8 v4, v4, 0xf

    int-to-byte v4, v4

    aput-byte v4, v1, v3

    .line 51
    aget-byte v4, v1, v3

    or-int/lit8 v4, v4, 0x40

    int-to-byte v4, v4

    aput-byte v4, v1, v3

    .line 53
    new-instance v3, Lsg/bigo/opensdk/rtm/b/a/d;

    invoke-direct {v3}, Lsg/bigo/opensdk/rtm/b/a/d;-><init>()V

    .line 54
    invoke-virtual {v3, v1}, Lsg/bigo/opensdk/rtm/b/a/d;->a([B)V

    const/16 v4, 0x1604

    .line 56
    invoke-static {v4, v2}, Lsg/bigo/opensdk/proto/c;->a(ILsg/bigo/opensdk/proto/b;)Ljava/nio/ByteBuffer;

    move-result-object v2

    .line 57
    invoke-virtual {v2}, Ljava/nio/ByteBuffer;->capacity()I

    move-result v4

    add-int/2addr v4, v0

    invoke-static {v4}, Ljava/nio/ByteBuffer;->allocate(I)Ljava/nio/ByteBuffer;

    move-result-object v0

    .line 58
    sget-object v4, Ljava/nio/ByteOrder;->LITTLE_ENDIAN:Ljava/nio/ByteOrder;

    invoke-virtual {v0, v4}, Ljava/nio/ByteBuffer;->order(Ljava/nio/ByteOrder;)Ljava/nio/ByteBuffer;

    .line 59
    invoke-virtual {v0, v1}, Ljava/nio/ByteBuffer;->put([B)Ljava/nio/ByteBuffer;

    .line 60
    invoke-virtual {v3, v2}, Lsg/bigo/opensdk/rtm/b/a/d;->a(Ljava/nio/ByteBuffer;)Ljava/nio/ByteBuffer;

    move-result-object v1

    invoke-virtual {v0, v1}, Ljava/nio/ByteBuffer;->put(Ljava/nio/ByteBuffer;)Ljava/nio/ByteBuffer;

    .line 61
    invoke-virtual {v0}, Ljava/nio/ByteBuffer;->flip()Ljava/nio/Buffer;

    return-object v0

    :cond_84
    const-string v0, "ProtoRSA.generate fail finally"

    .line 40
    invoke-static {v2, v0}, Lsg/bigo/opensdk/d/d;->c(Ljava/lang/String;Ljava/lang/String;)V

    .line 41
    new-instance v1, Ljava/lang/Exception;

    invoke-direct {v1, v0}, Ljava/lang/Exception;-><init>(Ljava/lang/String;)V

    goto :goto_90

    :goto_8f
    throw v1

    :goto_90
    goto :goto_8f
.end method

.method public final b(Ljava/nio/ByteBuffer;)Ljava/nio/ByteBuffer;
    .registers 3

    .line 120
    iget-object v0, p0, Lsg/bigo/opensdk/rtm/b/c;->a:Lsg/bigo/opensdk/rtm/b/a/d;

    invoke-virtual {v0, p1}, Lsg/bigo/opensdk/rtm/b/a/d;->a(Ljava/nio/ByteBuffer;)Ljava/nio/ByteBuffer;

    move-result-object p1

    return-object p1
.end method

.method public final c(Ljava/nio/ByteBuffer;)Ljava/nio/ByteBuffer;
    .registers 3

    .line 124
    iget-object v0, p0, Lsg/bigo/opensdk/rtm/b/c;->a:Lsg/bigo/opensdk/rtm/b/a/d;

    invoke-virtual {v0, p1}, Lsg/bigo/opensdk/rtm/b/a/d;->b(Ljava/nio/ByteBuffer;)Z

    return-object p1
.end method