b.smali

.class final Lcom/google/firebase/messaging/b;
.super Ljava/lang/Object;
.source "SourceFile"


# annotations
.annotation system Ldalvik/annotation/MemberClasses;
    value = {
        Lcom/google/firebase/messaging/b$a;
    }
.end annotation


# direct methods
.method private static a(Ljava/util/Queue;I)[B
    .registers 8
    .annotation system Ldalvik/annotation/Signature;
        value = {
            "(",
            "Ljava/util/Queue<",
            "[B>;I)[B"
        }
    .end annotation

    invoke-interface {p0}, Ljava/util/Collection;->isEmpty()Z

    move-result v0

    const/4 v1, 0x0

    if-eqz v0, :cond_a

    new-array p0, v1, [B

    return-object p0

    :cond_a
    invoke-interface {p0}, Ljava/util/Queue;->remove()Ljava/lang/Object;

    move-result-object v0

    check-cast v0, [B

    array-length v2, v0

    if-ne v2, p1, :cond_14

    return-object v0

    :cond_14
    array-length v2, v0

    sub-int v2, p1, v2

    invoke-static {v0, p1}, Ljava/util/Arrays;->copyOf([BI)[B

    move-result-object v0

    :goto_1b
    if-lez v2, :cond_2f

    invoke-interface {p0}, Ljava/util/Queue;->remove()Ljava/lang/Object;

    move-result-object v3

    check-cast v3, [B

    array-length v4, v3

    invoke-static {v2, v4}, Ljava/lang/Math;->min(II)I

    move-result v4

    sub-int v5, p1, v2

    invoke-static {v3, v1, v0, v5, v4}, Ljava/lang/System;->arraycopy(Ljava/lang/Object;ILjava/lang/Object;II)V

    sub-int/2addr v2, v4

    goto :goto_1b

    :cond_2f
    return-object v0
.end method

.method public static b(Ljava/io/InputStream;J)Ljava/io/InputStream;
    .registers 4

    new-instance v0, Lcom/google/firebase/messaging/b$a;

    invoke-direct {v0, p0, p1, p2}, Lcom/google/firebase/messaging/b$a;-><init>(Ljava/io/InputStream;J)V

    return-object v0
.end method

.method private static c(J)I
    .registers 5

    const-wide/32 v0, 0x7fffffff

    cmp-long v2, p0, v0

    if-lez v2, :cond_b

    const p0, 0x7fffffff

    return p0

    :cond_b
    const-wide/32 v0, -0x80000000

    cmp-long v2, p0, v0

    if-gez v2, :cond_15

    const/high16 p0, -0x80000000

    return p0

    :cond_15
    long-to-int p1, p0

    return p1
.end method

.method public static d(Ljava/io/InputStream;)[B
    .registers 3

    new-instance v0, Ljava/util/ArrayDeque;

    const/16 v1, 0x14

    invoke-direct {v0, v1}, Ljava/util/ArrayDeque;-><init>(I)V

    const/4 v1, 0x0

    invoke-static {p0, v0, v1}, Lcom/google/firebase/messaging/b;->e(Ljava/io/InputStream;Ljava/util/Queue;I)[B

    move-result-object p0

    return-object p0
.end method

.method private static e(Ljava/io/InputStream;Ljava/util/Queue;I)[B
    .registers 10
    .annotation system Ldalvik/annotation/Signature;
        value = {
            "(",
            "Ljava/io/InputStream;",
            "Ljava/util/Queue<",
            "[B>;I)[B"
        }
    .end annotation

    invoke-static {p2}, Ljava/lang/Integer;->highestOneBit(I)I

    move-result v0

    const/4 v1, 0x2

    mul-int/lit8 v0, v0, 0x2

    const/16 v2, 0x80

    invoke-static {v2, v0}, Ljava/lang/Math;->max(II)I

    move-result v0

    const/16 v2, 0x2000

    invoke-static {v2, v0}, Ljava/lang/Math;->min(II)I

    move-result v0

    :goto_13
    const/4 v2, -0x1

    const v3, 0x7ffffff7

    if-ge p2, v3, :cond_46

    sub-int/2addr v3, p2

    invoke-static {v0, v3}, Ljava/lang/Math;->min(II)I

    move-result v3

    new-array v4, v3, [B

    invoke-interface {p1, v4}, Ljava/util/Queue;->add(Ljava/lang/Object;)Z

    const/4 v5, 0x0

    :goto_24
    if-ge v5, v3, :cond_36

    sub-int v6, v3, v5

    invoke-virtual {p0, v4, v5, v6}, Ljava/io/InputStream;->read([BII)I

    move-result v6

    if-ne v6, v2, :cond_33

    invoke-static {p1, p2}, Lcom/google/firebase/messaging/b;->a(Ljava/util/Queue;I)[B

    move-result-object p0

    return-object p0

    :cond_33
    add-int/2addr v5, v6

    add-int/2addr p2, v6

    goto :goto_24

    :cond_36
    int-to-long v2, v0

    const/16 v4, 0x1000

    if-ge v0, v4, :cond_3d

    const/4 v0, 0x4

    goto :goto_3e

    :cond_3d
    const/4 v0, 0x2

    :goto_3e
    int-to-long v4, v0

    mul-long v2, v2, v4

    invoke-static {v2, v3}, Lcom/google/firebase/messaging/b;->c(J)I

    move-result v0

    goto :goto_13

    :cond_46
    invoke-virtual {p0}, Ljava/io/InputStream;->read()I

    move-result p0

    if-ne p0, v2, :cond_51

    invoke-static {p1, v3}, Lcom/google/firebase/messaging/b;->a(Ljava/util/Queue;I)[B

    move-result-object p0

    return-object p0

    :cond_51
    new-instance p0, Ljava/lang/OutOfMemoryError;

    const-string p1, "input is too large to fit in a byte array"

    invoke-direct {p0, p1}, Ljava/lang/OutOfMemoryError;-><init>(Ljava/lang/String;)V

    goto :goto_5a

    :goto_59
    throw p0

    :goto_5a
    goto :goto_59
.end method