OpenSSLECKeyPairGenerator.smali

.class public final Lorg/conscrypt/OpenSSLECKeyPairGenerator;
.super Ljava/security/KeyPairGenerator;
.source ""


# static fields
.field private static final ALGORITHM:Ljava/lang/String; = "EC"

.field private static final DEFAULT_KEY_SIZE:I = 0x100

.field private static final SIZE_TO_CURVE_NAME:Ljava/util/Map;
    .annotation system Ldalvik/annotation/Signature;
        value = {
            "Ljava/util/Map<",
            "Ljava/lang/Integer;",
            "Ljava/lang/String;",
            ">;"
        }
    .end annotation
.end field


# instance fields
.field private group:Lorg/conscrypt/OpenSSLECGroupContext;


# direct methods
.method static constructor <clinit>()V
    .registers 3

    new-instance v0, Ljava/util/HashMap;

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

    sput-object v0, Lorg/conscrypt/OpenSSLECKeyPairGenerator;->SIZE_TO_CURVE_NAME:Ljava/util/Map;

    const/16 v1, 0xe0

    invoke-static {v1}, Ljava/lang/Integer;->valueOf(I)Ljava/lang/Integer;

    move-result-object v1

    const-string v2, "secp224r1"

    invoke-interface {v0, v1, v2}, Ljava/util/Map;->put(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;

    const/16 v1, 0x100

    invoke-static {v1}, Ljava/lang/Integer;->valueOf(I)Ljava/lang/Integer;

    move-result-object v1

    const-string v2, "prime256v1"

    invoke-interface {v0, v1, v2}, Ljava/util/Map;->put(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;

    const/16 v1, 0x180

    invoke-static {v1}, Ljava/lang/Integer;->valueOf(I)Ljava/lang/Integer;

    move-result-object v1

    const-string v2, "secp384r1"

    invoke-interface {v0, v1, v2}, Ljava/util/Map;->put(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;

    const/16 v1, 0x209

    invoke-static {v1}, Ljava/lang/Integer;->valueOf(I)Ljava/lang/Integer;

    move-result-object v1

    const-string v2, "secp521r1"

    invoke-interface {v0, v1, v2}, Ljava/util/Map;->put(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;

    return-void
.end method

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

    const-string v0, "EC"

    invoke-direct {p0, v0}, Ljava/security/KeyPairGenerator;-><init>(Ljava/lang/String;)V

    return-void
.end method

.method public static assertCurvesAreValid()V
    .registers 4

    new-instance v0, Ljava/util/ArrayList;

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

    sget-object v1, Lorg/conscrypt/OpenSSLECKeyPairGenerator;->SIZE_TO_CURVE_NAME:Ljava/util/Map;

    invoke-interface {v1}, Ljava/util/Map;->values()Ljava/util/Collection;

    move-result-object v1

    invoke-interface {v1}, Ljava/util/Collection;->iterator()Ljava/util/Iterator;

    move-result-object v1

    :cond_f
    :goto_f
    invoke-interface {v1}, Ljava/util/Iterator;->hasNext()Z

    move-result v2

    if-eqz v2, :cond_25

    invoke-interface {v1}, Ljava/util/Iterator;->next()Ljava/lang/Object;

    move-result-object v2

    check-cast v2, Ljava/lang/String;

    invoke-static {v2}, Lorg/conscrypt/OpenSSLECGroupContext;->getCurveByName(Ljava/lang/String;)Lorg/conscrypt/OpenSSLECGroupContext;

    move-result-object v3

    if-nez v3, :cond_f

    invoke-virtual {v0, v2}, Ljava/util/ArrayList;->add(Ljava/lang/Object;)Z

    goto :goto_f

    :cond_25
    invoke-virtual {v0}, Ljava/util/ArrayList;->size()I

    move-result v1

    if-gtz v1, :cond_2c

    return-void

    :cond_2c
    new-instance v1, Ljava/lang/AssertionError;

    new-instance v2, Ljava/lang/StringBuilder;

    invoke-direct {v2}, Ljava/lang/StringBuilder;-><init>()V

    const-string v3, "Invalid curve names: "

    invoke-virtual {v2, v3}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;

    invoke-virtual {v0}, Ljava/util/ArrayList;->toArray()[Ljava/lang/Object;

    move-result-object v0

    invoke-static {v0}, Ljava/util/Arrays;->toString([Ljava/lang/Object;)Ljava/lang/String;

    move-result-object v0

    invoke-virtual {v2, v0}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;

    invoke-virtual {v2}, Ljava/lang/StringBuilder;->toString()Ljava/lang/String;

    move-result-object v0

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

    goto :goto_4c

    :goto_4b
    throw v1

    :goto_4c
    goto :goto_4b
.end method


# virtual methods
.method public generateKeyPair()Ljava/security/KeyPair;
    .registers 6

    iget-object v0, p0, Lorg/conscrypt/OpenSSLECKeyPairGenerator;->group:Lorg/conscrypt/OpenSSLECGroupContext;

    if-nez v0, :cond_32

    sget-object v0, Lorg/conscrypt/OpenSSLECKeyPairGenerator;->SIZE_TO_CURVE_NAME:Ljava/util/Map;

    const/16 v1, 0x100

    invoke-static {v1}, Ljava/lang/Integer;->valueOf(I)Ljava/lang/Integer;

    move-result-object v1

    invoke-interface {v0, v1}, Ljava/util/Map;->get(Ljava/lang/Object;)Ljava/lang/Object;

    move-result-object v0

    check-cast v0, Ljava/lang/String;

    invoke-static {v0}, Lorg/conscrypt/OpenSSLECGroupContext;->getCurveByName(Ljava/lang/String;)Lorg/conscrypt/OpenSSLECGroupContext;

    move-result-object v1

    iput-object v1, p0, Lorg/conscrypt/OpenSSLECKeyPairGenerator;->group:Lorg/conscrypt/OpenSSLECGroupContext;

    if-eqz v1, :cond_1b

    goto :goto_32

    :cond_1b
    new-instance v1, Ljava/lang/RuntimeException;

    new-instance v2, Ljava/lang/StringBuilder;

    invoke-direct {v2}, Ljava/lang/StringBuilder;-><init>()V

    const-string v3, "Curve not recognized: "

    invoke-virtual {v2, v3}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;

    invoke-virtual {v2, v0}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;

    invoke-virtual {v2}, Ljava/lang/StringBuilder;->toString()Ljava/lang/String;

    move-result-object v0

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

    throw v1

    :cond_32
    :goto_32
    new-instance v0, Lorg/conscrypt/OpenSSLKey;

    iget-object v1, p0, Lorg/conscrypt/OpenSSLECKeyPairGenerator;->group:Lorg/conscrypt/OpenSSLECGroupContext;

    invoke-virtual {v1}, Lorg/conscrypt/OpenSSLECGroupContext;->getNativeRef()Lorg/conscrypt/NativeRef$EC_GROUP;

    move-result-object v1

    invoke-static {v1}, Lorg/conscrypt/NativeCrypto;->EC_KEY_generate_key(Lorg/conscrypt/NativeRef$EC_GROUP;)J

    move-result-wide v1

    invoke-direct {v0, v1, v2}, Lorg/conscrypt/OpenSSLKey;-><init>(J)V

    new-instance v1, Ljava/security/KeyPair;

    new-instance v2, Lorg/conscrypt/OpenSSLECPublicKey;

    iget-object v3, p0, Lorg/conscrypt/OpenSSLECKeyPairGenerator;->group:Lorg/conscrypt/OpenSSLECGroupContext;

    invoke-direct {v2, v3, v0}, Lorg/conscrypt/OpenSSLECPublicKey;-><init>(Lorg/conscrypt/OpenSSLECGroupContext;Lorg/conscrypt/OpenSSLKey;)V

    new-instance v3, Lorg/conscrypt/OpenSSLECPrivateKey;

    iget-object v4, p0, Lorg/conscrypt/OpenSSLECKeyPairGenerator;->group:Lorg/conscrypt/OpenSSLECGroupContext;

    invoke-direct {v3, v4, v0}, Lorg/conscrypt/OpenSSLECPrivateKey;-><init>(Lorg/conscrypt/OpenSSLECGroupContext;Lorg/conscrypt/OpenSSLKey;)V

    invoke-direct {v1, v2, v3}, Ljava/security/KeyPair;-><init>(Ljava/security/PublicKey;Ljava/security/PrivateKey;)V

    return-object v1
.end method

.method public initialize(ILjava/security/SecureRandom;)V
    .registers 5

    sget-object p2, Lorg/conscrypt/OpenSSLECKeyPairGenerator;->SIZE_TO_CURVE_NAME:Ljava/util/Map;

    invoke-static {p1}, Ljava/lang/Integer;->valueOf(I)Ljava/lang/Integer;

    move-result-object v0

    invoke-interface {p2, v0}, Ljava/util/Map;->get(Ljava/lang/Object;)Ljava/lang/Object;

    move-result-object p2

    check-cast p2, Ljava/lang/String;

    if-eqz p2, :cond_2e

    invoke-static {p2}, Lorg/conscrypt/OpenSSLECGroupContext;->getCurveByName(Ljava/lang/String;)Lorg/conscrypt/OpenSSLECGroupContext;

    move-result-object p1

    if-eqz p1, :cond_17

    iput-object p1, p0, Lorg/conscrypt/OpenSSLECKeyPairGenerator;->group:Lorg/conscrypt/OpenSSLECGroupContext;

    return-void

    :cond_17
    new-instance p1, Ljava/security/InvalidParameterException;

    new-instance v0, Ljava/lang/StringBuilder;

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

    const-string v1, "unknown curve "

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

    invoke-virtual {v0, p2}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;

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

    move-result-object p2

    invoke-direct {p1, p2}, Ljava/security/InvalidParameterException;-><init>(Ljava/lang/String;)V

    throw p1

    :cond_2e
    new-instance p2, Ljava/security/InvalidParameterException;

    new-instance v0, Ljava/lang/StringBuilder;

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

    const-string v1, "unknown key size "

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

    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-direct {p2, p1}, Ljava/security/InvalidParameterException;-><init>(Ljava/lang/String;)V

    throw p2
.end method

.method public initialize(Ljava/security/spec/AlgorithmParameterSpec;Ljava/security/SecureRandom;)V
    .registers 5

    instance-of p2, p1, Ljava/security/spec/ECParameterSpec;

    if-eqz p2, :cond_d

    check-cast p1, Ljava/security/spec/ECParameterSpec;

    invoke-static {p1}, Lorg/conscrypt/OpenSSLECGroupContext;->getInstance(Ljava/security/spec/ECParameterSpec;)Lorg/conscrypt/OpenSSLECGroupContext;

    move-result-object p1

    iput-object p1, p0, Lorg/conscrypt/OpenSSLECKeyPairGenerator;->group:Lorg/conscrypt/OpenSSLECGroupContext;

    goto :goto_1f

    :cond_d
    instance-of p2, p1, Ljava/security/spec/ECGenParameterSpec;

    if-eqz p2, :cond_37

    check-cast p1, Ljava/security/spec/ECGenParameterSpec;

    invoke-virtual {p1}, Ljava/security/spec/ECGenParameterSpec;->getName()Ljava/lang/String;

    move-result-object p1

    invoke-static {p1}, Lorg/conscrypt/OpenSSLECGroupContext;->getCurveByName(Ljava/lang/String;)Lorg/conscrypt/OpenSSLECGroupContext;

    move-result-object p2

    if-eqz p2, :cond_20

    iput-object p2, p0, Lorg/conscrypt/OpenSSLECKeyPairGenerator;->group:Lorg/conscrypt/OpenSSLECGroupContext;

    :goto_1f
    return-void

    :cond_20
    new-instance p2, Ljava/security/InvalidAlgorithmParameterException;

    new-instance v0, Ljava/lang/StringBuilder;

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

    const-string v1, "unknown curve name: "

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

    invoke-virtual {v0, p1}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;

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

    move-result-object p1

    invoke-direct {p2, p1}, Ljava/security/InvalidAlgorithmParameterException;-><init>(Ljava/lang/String;)V

    throw p2

    :cond_37
    new-instance p1, Ljava/security/InvalidAlgorithmParameterException;

    const-string p2, "parameter must be ECParameterSpec or ECGenParameterSpec"

    invoke-direct {p1, p2}, Ljava/security/InvalidAlgorithmParameterException;-><init>(Ljava/lang/String;)V

    throw p1
.end method