HashingSink.smali

.class public final Lokio/HashingSink;
.super Lokio/ForwardingSink;
.source "HashingSink.kt"


# annotations
.annotation system Ldalvik/annotation/MemberClasses;
    value = {
        Lokio/HashingSink$Companion;
    }
.end annotation


# static fields
.field public static final Companion:Lokio/HashingSink$Companion;


# instance fields
.field private final mac:Ljavax/crypto/Mac;

.field private final messageDigest:Ljava/security/MessageDigest;


# direct methods
.method static constructor <clinit>()V
    .registers 2

    new-instance v0, Lokio/HashingSink$Companion;

    const/4 v1, 0x0

    invoke-direct {v0, v1}, Lokio/HashingSink$Companion;-><init>(Lkotlin/jvm/internal/f;)V

    sput-object v0, Lokio/HashingSink;->Companion:Lokio/HashingSink$Companion;

    return-void
.end method

.method public constructor <init>(Lokio/Sink;Ljava/lang/String;)V
    .registers 4

    const-string v0, "sink"

    invoke-static {p1, v0}, Lkotlin/jvm/internal/i;->d(Ljava/lang/Object;Ljava/lang/String;)V

    const-string v0, "algorithm"

    invoke-static {p2, v0}, Lkotlin/jvm/internal/i;->d(Ljava/lang/Object;Ljava/lang/String;)V

    .line 1
    invoke-direct {p0, p1}, Lokio/ForwardingSink;-><init>(Lokio/Sink;)V

    .line 2
    invoke-static {p2}, Ljava/security/MessageDigest;->getInstance(Ljava/lang/String;)Ljava/security/MessageDigest;

    move-result-object p1

    iput-object p1, p0, Lokio/HashingSink;->messageDigest:Ljava/security/MessageDigest;

    const/4 p1, 0x0

    .line 3
    iput-object p1, p0, Lokio/HashingSink;->mac:Ljavax/crypto/Mac;

    return-void
.end method

.method public constructor <init>(Lokio/Sink;Lokio/ByteString;Ljava/lang/String;)V
    .registers 5

    const-string v0, "sink"

    invoke-static {p1, v0}, Lkotlin/jvm/internal/i;->d(Ljava/lang/Object;Ljava/lang/String;)V

    const-string v0, "key"

    invoke-static {p2, v0}, Lkotlin/jvm/internal/i;->d(Ljava/lang/Object;Ljava/lang/String;)V

    const-string v0, "algorithm"

    invoke-static {p3, v0}, Lkotlin/jvm/internal/i;->d(Ljava/lang/Object;Ljava/lang/String;)V

    .line 4
    invoke-direct {p0, p1}, Lokio/ForwardingSink;-><init>(Lokio/Sink;)V

    .line 5
    :try_start_12
    invoke-static {p3}, Ljavax/crypto/Mac;->getInstance(Ljava/lang/String;)Ljavax/crypto/Mac;

    move-result-object p1

    .line 6
    new-instance v0, Ljavax/crypto/spec/SecretKeySpec;

    invoke-virtual {p2}, Lokio/ByteString;->toByteArray()[B

    move-result-object p2

    invoke-direct {v0, p2, p3}, Ljavax/crypto/spec/SecretKeySpec;-><init>([BLjava/lang/String;)V

    invoke-virtual {p1, v0}, Ljavax/crypto/Mac;->init(Ljava/security/Key;)V

    .line 7
    iput-object p1, p0, Lokio/HashingSink;->mac:Ljavax/crypto/Mac;

    const/4 p1, 0x0

    .line 8
    iput-object p1, p0, Lokio/HashingSink;->messageDigest:Ljava/security/MessageDigest;
    :try_end_27
    .catch Ljava/security/InvalidKeyException; {:try_start_12 .. :try_end_27} :catch_28

    return-void

    :catch_28
    move-exception p1

    .line 9
    new-instance p2, Ljava/lang/IllegalArgumentException;

    invoke-direct {p2, p1}, Ljava/lang/IllegalArgumentException;-><init>(Ljava/lang/Throwable;)V

    throw p2
.end method

.method public static final hmacSha1(Lokio/Sink;Lokio/ByteString;)Lokio/HashingSink;
    .registers 3

    sget-object v0, Lokio/HashingSink;->Companion:Lokio/HashingSink$Companion;

    invoke-virtual {v0, p0, p1}, Lokio/HashingSink$Companion;->hmacSha1(Lokio/Sink;Lokio/ByteString;)Lokio/HashingSink;

    move-result-object p0

    return-object p0
.end method

.method public static final hmacSha256(Lokio/Sink;Lokio/ByteString;)Lokio/HashingSink;
    .registers 3

    sget-object v0, Lokio/HashingSink;->Companion:Lokio/HashingSink$Companion;

    invoke-virtual {v0, p0, p1}, Lokio/HashingSink$Companion;->hmacSha256(Lokio/Sink;Lokio/ByteString;)Lokio/HashingSink;

    move-result-object p0

    return-object p0
.end method

.method public static final hmacSha512(Lokio/Sink;Lokio/ByteString;)Lokio/HashingSink;
    .registers 3

    sget-object v0, Lokio/HashingSink;->Companion:Lokio/HashingSink$Companion;

    invoke-virtual {v0, p0, p1}, Lokio/HashingSink$Companion;->hmacSha512(Lokio/Sink;Lokio/ByteString;)Lokio/HashingSink;

    move-result-object p0

    return-object p0
.end method

.method public static final md5(Lokio/Sink;)Lokio/HashingSink;
    .registers 2

    sget-object v0, Lokio/HashingSink;->Companion:Lokio/HashingSink$Companion;

    invoke-virtual {v0, p0}, Lokio/HashingSink$Companion;->md5(Lokio/Sink;)Lokio/HashingSink;

    move-result-object p0

    return-object p0
.end method

.method public static final sha1(Lokio/Sink;)Lokio/HashingSink;
    .registers 2

    sget-object v0, Lokio/HashingSink;->Companion:Lokio/HashingSink$Companion;

    invoke-virtual {v0, p0}, Lokio/HashingSink$Companion;->sha1(Lokio/Sink;)Lokio/HashingSink;

    move-result-object p0

    return-object p0
.end method

.method public static final sha256(Lokio/Sink;)Lokio/HashingSink;
    .registers 2

    sget-object v0, Lokio/HashingSink;->Companion:Lokio/HashingSink$Companion;

    invoke-virtual {v0, p0}, Lokio/HashingSink$Companion;->sha256(Lokio/Sink;)Lokio/HashingSink;

    move-result-object p0

    return-object p0
.end method

.method public static final sha512(Lokio/Sink;)Lokio/HashingSink;
    .registers 2

    sget-object v0, Lokio/HashingSink;->Companion:Lokio/HashingSink$Companion;

    invoke-virtual {v0, p0}, Lokio/HashingSink$Companion;->sha512(Lokio/Sink;)Lokio/HashingSink;

    move-result-object p0

    return-object p0
.end method


# virtual methods
.method public final -deprecated_hash()Lokio/ByteString;
    .registers 2

    .line 1
    invoke-virtual {p0}, Lokio/HashingSink;->hash()Lokio/ByteString;

    move-result-object v0

    return-object v0
.end method

.method public final hash()Lokio/ByteString;
    .registers 4

    .line 1
    iget-object v0, p0, Lokio/HashingSink;->messageDigest:Ljava/security/MessageDigest;

    if-eqz v0, :cond_9

    invoke-virtual {v0}, Ljava/security/MessageDigest;->digest()[B

    move-result-object v0

    goto :goto_11

    :cond_9
    iget-object v0, p0, Lokio/HashingSink;->mac:Ljavax/crypto/Mac;

    if-eqz v0, :cond_1c

    invoke-virtual {v0}, Ljavax/crypto/Mac;->doFinal()[B

    move-result-object v0

    .line 2
    :goto_11
    new-instance v1, Lokio/ByteString;

    const-string v2, "result"

    invoke-static {v0, v2}, Lkotlin/jvm/internal/i;->a(Ljava/lang/Object;Ljava/lang/String;)V

    invoke-direct {v1, v0}, Lokio/ByteString;-><init>([B)V

    return-object v1

    .line 3
    :cond_1c
    invoke-static {}, Lkotlin/jvm/internal/i;->b()V

    const/4 v0, 0x0

    throw v0
.end method

.method public write(Lokio/Buffer;J)V
    .registers 12
    .annotation system Ldalvik/annotation/Throws;
        value = {
            Ljava/io/IOException;
        }
    .end annotation

    const-string v0, "source"

    invoke-static {p1, v0}, Lkotlin/jvm/internal/i;->d(Ljava/lang/Object;Ljava/lang/String;)V

    .line 1
    invoke-virtual {p1}, Lokio/Buffer;->size()J

    move-result-wide v1

    const-wide/16 v3, 0x0

    move-wide v5, p2

    invoke-static/range {v1 .. v6}, Lokio/-Util;->checkOffsetAndCount(JJJ)V

    .line 2
    iget-object v0, p1, Lokio/Buffer;->head:Lokio/Segment;

    const/4 v1, 0x0

    if-eqz v0, :cond_51

    const-wide/16 v2, 0x0

    :goto_16
    cmp-long v4, v2, p2

    if-gez v4, :cond_4d

    sub-long v4, p2, v2

    .line 3
    iget v6, v0, Lokio/Segment;->limit:I

    iget v7, v0, Lokio/Segment;->pos:I

    sub-int/2addr v6, v7

    int-to-long v6, v6

    .line 4
    invoke-static {v4, v5, v6, v7}, Ljava/lang/Math;->min(JJ)J

    move-result-wide v4

    long-to-int v5, v4

    .line 5
    iget-object v4, p0, Lokio/HashingSink;->messageDigest:Ljava/security/MessageDigest;

    if-eqz v4, :cond_33

    .line 6
    iget-object v6, v0, Lokio/Segment;->data:[B

    iget v7, v0, Lokio/Segment;->pos:I

    invoke-virtual {v4, v6, v7, v5}, Ljava/security/MessageDigest;->update([BII)V

    goto :goto_3e

    .line 7
    :cond_33
    iget-object v4, p0, Lokio/HashingSink;->mac:Ljavax/crypto/Mac;

    if-eqz v4, :cond_49

    iget-object v6, v0, Lokio/Segment;->data:[B

    iget v7, v0, Lokio/Segment;->pos:I

    invoke-virtual {v4, v6, v7, v5}, Ljavax/crypto/Mac;->update([BII)V

    :goto_3e
    int-to-long v4, v5

    add-long/2addr v2, v4

    .line 8
    iget-object v0, v0, Lokio/Segment;->next:Lokio/Segment;

    if-eqz v0, :cond_45

    goto :goto_16

    :cond_45
    invoke-static {}, Lkotlin/jvm/internal/i;->b()V

    throw v1

    .line 9
    :cond_49
    invoke-static {}, Lkotlin/jvm/internal/i;->b()V

    throw v1

    .line 10
    :cond_4d
    invoke-super {p0, p1, p2, p3}, Lokio/ForwardingSink;->write(Lokio/Buffer;J)V

    return-void

    .line 11
    :cond_51
    invoke-static {}, Lkotlin/jvm/internal/i;->b()V

    goto :goto_56

    :goto_55
    throw v1

    :goto_56
    goto :goto_55
.end method