MD5Util.smali

.class public Lcom/sandboxol/common/utils/MD5Util;
.super Ljava/lang/Object;
.source "MD5Util.java"


# static fields
.field protected static hexDigits:[C


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

    const/16 v0, 0x10

    .line 1
    new-array v0, v0, [C

    fill-array-data v0, :array_a

    sput-object v0, Lcom/sandboxol/common/utils/MD5Util;->hexDigits:[C

    return-void

    :array_a
    .array-data 2
        0x30s
        0x31s
        0x32s
        0x33s
        0x34s
        0x35s
        0x36s
        0x37s
        0x38s
        0x39s
        0x61s
        0x62s
        0x63s
        0x64s
        0x65s
        0x66s
    .end array-data
.end method

.method public constructor <init>()V
    .registers 1

    .line 1
    invoke-direct {p0}, Ljava/lang/Object;-><init>()V

    return-void
.end method

.method private static appendHexPair(BLjava/lang/StringBuffer;)V
    .registers 4

    .line 1
    sget-object v0, Lcom/sandboxol/common/utils/MD5Util;->hexDigits:[C

    and-int/lit16 v1, p0, 0xf0

    shr-int/lit8 v1, v1, 0x4

    aget-char v1, v0, v1

    and-int/lit8 p0, p0, 0xf

    .line 2
    aget-char p0, v0, p0

    .line 3
    invoke-virtual {p1, v1}, Ljava/lang/StringBuffer;->append(C)Ljava/lang/StringBuffer;

    .line 4
    invoke-virtual {p1, p0}, Ljava/lang/StringBuffer;->append(C)Ljava/lang/StringBuffer;

    return-void
.end method

.method private static bufferToHex([B)Ljava/lang/String;
    .registers 3

    .line 1
    array-length v0, p0

    const/4 v1, 0x0

    invoke-static {p0, v1, v0}, Lcom/sandboxol/common/utils/MD5Util;->bufferToHex([BII)Ljava/lang/String;

    move-result-object p0

    return-object p0
.end method

.method private static bufferToHex([BII)Ljava/lang/String;
    .registers 5

    .line 2
    new-instance v0, Ljava/lang/StringBuffer;

    mul-int/lit8 v1, p2, 0x2

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

    add-int/2addr p2, p1

    :goto_8
    if-ge p1, p2, :cond_12

    .line 3
    aget-byte v1, p0, p1

    invoke-static {v1, v0}, Lcom/sandboxol/common/utils/MD5Util;->appendHexPair(BLjava/lang/StringBuffer;)V

    add-int/lit8 p1, p1, 0x1

    goto :goto_8

    .line 4
    :cond_12
    invoke-virtual {v0}, Ljava/lang/StringBuffer;->toString()Ljava/lang/String;

    move-result-object p0

    return-object p0
.end method

.method public static checkPassword(Ljava/lang/String;Ljava/lang/String;)Z
    .registers 2

    .line 1
    invoke-static {p0}, Lcom/sandboxol/common/utils/MD5Util;->getMD5String(Ljava/lang/String;)Ljava/lang/String;

    move-result-object p0

    .line 2
    invoke-virtual {p0, p1}, Ljava/lang/String;->equals(Ljava/lang/Object;)Z

    move-result p0

    return p0
.end method

.method public static getFileMD5String(Ljava/io/File;)Ljava/lang/String;
    .registers 5
    .annotation system Ldalvik/annotation/Throws;
        value = {
            Ljava/io/IOException;
        }
    .end annotation

    :try_start_0
    const-string v0, "MD5"

    .line 1
    invoke-static {v0}, Ljava/security/MessageDigest;->getInstance(Ljava/lang/String;)Ljava/security/MessageDigest;

    move-result-object v0
    :try_end_6
    .catch Ljava/security/NoSuchAlgorithmException; {:try_start_0 .. :try_end_6} :catch_27

    .line 2
    new-instance v1, Ljava/io/FileInputStream;

    invoke-direct {v1, p0}, Ljava/io/FileInputStream;-><init>(Ljava/io/File;)V

    const/16 p0, 0x800

    .line 3
    new-array p0, p0, [B

    .line 4
    :goto_f
    invoke-virtual {v1, p0}, Ljava/io/FileInputStream;->read([B)I

    move-result v2

    const/4 v3, -0x1

    if-eq v2, v3, :cond_1b

    const/4 v3, 0x0

    .line 5
    invoke-virtual {v0, p0, v3, v2}, Ljava/security/MessageDigest;->update([BII)V

    goto :goto_f

    .line 6
    :cond_1b
    invoke-virtual {v1}, Ljava/io/FileInputStream;->close()V

    .line 7
    invoke-virtual {v0}, Ljava/security/MessageDigest;->digest()[B

    move-result-object p0

    invoke-static {p0}, Lcom/sandboxol/common/utils/MD5Util;->bufferToHex([B)Ljava/lang/String;

    move-result-object p0

    return-object p0

    :catch_27
    move-exception p0

    .line 8
    invoke-virtual {p0}, Ljava/security/NoSuchAlgorithmException;->printStackTrace()V

    const-string p0, ""

    return-object p0
.end method

.method public static getFileMD5String(Ljava/io/InputStream;)Ljava/lang/String;
    .registers 5
    .annotation system Ldalvik/annotation/Throws;
        value = {
            Ljava/io/IOException;
        }
    .end annotation

    :try_start_0
    const-string v0, "MD5"

    .line 9
    invoke-static {v0}, Ljava/security/MessageDigest;->getInstance(Ljava/lang/String;)Ljava/security/MessageDigest;

    move-result-object v0
    :try_end_6
    .catch Ljava/security/NoSuchAlgorithmException; {:try_start_0 .. :try_end_6} :catch_22

    const/16 v1, 0x800

    .line 10
    new-array v1, v1, [B

    .line 11
    :goto_a
    invoke-virtual {p0, v1}, Ljava/io/InputStream;->read([B)I

    move-result v2

    const/4 v3, -0x1

    if-eq v2, v3, :cond_16

    const/4 v3, 0x0

    .line 12
    invoke-virtual {v0, v1, v3, v2}, Ljava/security/MessageDigest;->update([BII)V

    goto :goto_a

    .line 13
    :cond_16
    invoke-virtual {p0}, Ljava/io/InputStream;->close()V

    .line 14
    invoke-virtual {v0}, Ljava/security/MessageDigest;->digest()[B

    move-result-object p0

    invoke-static {p0}, Lcom/sandboxol/common/utils/MD5Util;->bufferToHex([B)Ljava/lang/String;

    move-result-object p0

    return-object p0

    :catch_22
    move-exception p0

    .line 15
    invoke-virtual {p0}, Ljava/security/NoSuchAlgorithmException;->printStackTrace()V

    const-string p0, ""

    return-object p0
.end method

.method public static getFileMD5String(Ljava/io/InputStream;Ljava/security/MessageDigest;)Ljava/lang/String;
    .registers 5
    .annotation system Ldalvik/annotation/Throws;
        value = {
            Ljava/io/IOException;
        }
    .end annotation

    const/16 v0, 0x800

    .line 16
    new-array v0, v0, [B

    .line 17
    :goto_4
    invoke-virtual {p0, v0}, Ljava/io/InputStream;->read([B)I

    move-result v1

    const/4 v2, -0x1

    if-eq v1, v2, :cond_10

    const/4 v2, 0x0

    .line 18
    invoke-virtual {p1, v0, v2, v1}, Ljava/security/MessageDigest;->update([BII)V

    goto :goto_4

    .line 19
    :cond_10
    invoke-virtual {p0}, Ljava/io/InputStream;->close()V

    .line 20
    invoke-virtual {p1}, Ljava/security/MessageDigest;->digest()[B

    move-result-object p0

    invoke-static {p0}, Lcom/sandboxol/common/utils/MD5Util;->bufferToHex([B)Ljava/lang/String;

    move-result-object p0

    return-object p0
.end method

.method public static getMD5String(Ljava/lang/String;)Ljava/lang/String;
    .registers 1

    .line 1
    invoke-virtual {p0}, Ljava/lang/String;->getBytes()[B

    move-result-object p0

    invoke-static {p0}, Lcom/sandboxol/common/utils/MD5Util;->getMD5String([B)Ljava/lang/String;

    move-result-object p0

    return-object p0
.end method

.method public static getMD5String([B)Ljava/lang/String;
    .registers 2

    :try_start_0
    const-string v0, "MD5"

    .line 2
    invoke-static {v0}, Ljava/security/MessageDigest;->getInstance(Ljava/lang/String;)Ljava/security/MessageDigest;

    move-result-object v0
    :try_end_6
    .catch Ljava/security/NoSuchAlgorithmException; {:try_start_0 .. :try_end_6} :catch_12

    .line 3
    invoke-virtual {v0, p0}, Ljava/security/MessageDigest;->update([B)V

    .line 4
    invoke-virtual {v0}, Ljava/security/MessageDigest;->digest()[B

    move-result-object p0

    invoke-static {p0}, Lcom/sandboxol/common/utils/MD5Util;->bufferToHex([B)Ljava/lang/String;

    move-result-object p0

    return-object p0

    :catch_12
    move-exception p0

    .line 5
    invoke-virtual {p0}, Ljava/security/NoSuchAlgorithmException;->printStackTrace()V

    const-string p0, ""

    return-object p0
.end method