2022-06-10 21:38:30 +09:00

379 lines
7.3 KiB
Smali

.class public Lorg/apache/commons/codec/binary/Hex;
.super Ljava/lang/Object;
.source "Hex.java"
# interfaces
.implements Lorg/apache/commons/codec/BinaryEncoder;
.implements Lorg/apache/commons/codec/BinaryDecoder;
# static fields
.field private static final DIGITS:[C
# direct methods
.method public static constructor <clinit>()V
.locals 1
const/16 v0, 0x10
new-array v0, v0, [C
.line 1
fill-array-data v0, :array_0
sput-object v0, Lorg/apache/commons/codec/binary/Hex;->DIGITS:[C
return-void
:array_0
.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
.locals 0
.line 1
invoke-direct {p0}, Ljava/lang/Object;-><init>()V
return-void
.end method
.method public static decodeHex([C)[B
.locals 6
.annotation system Ldalvik/annotation/Throws;
value = {
Lorg/apache/commons/codec/DecoderException;
}
.end annotation
.line 1
array-length v0, p0
and-int/lit8 v1, v0, 0x1
if-nez v1, :cond_1
shr-int/lit8 v1, v0, 0x1
.line 2
new-array v1, v1, [B
const/4 v2, 0x0
move v3, v2
:goto_0
if-ge v2, v0, :cond_0
.line 3
aget-char v4, p0, v2
invoke-static {v4, v2}, Lorg/apache/commons/codec/binary/Hex;->toDigit(CI)I
move-result v4
shl-int/lit8 v4, v4, 0x4
add-int/lit8 v2, v2, 0x1
.line 4
aget-char v5, p0, v2
invoke-static {v5, v2}, Lorg/apache/commons/codec/binary/Hex;->toDigit(CI)I
move-result v5
or-int/2addr v4, v5
add-int/lit8 v2, v2, 0x1
and-int/lit16 v4, v4, 0xff
int-to-byte v4, v4
.line 5
aput-byte v4, v1, v3
add-int/lit8 v3, v3, 0x1
goto :goto_0
:cond_0
return-object v1
.line 6
:cond_1
new-instance p0, Lorg/apache/commons/codec/DecoderException;
const-string v0, "Odd number of characters."
invoke-direct {p0, v0}, Lorg/apache/commons/codec/DecoderException;-><init>(Ljava/lang/String;)V
throw p0
.end method
.method public static encodeHex([B)[C
.locals 7
.line 1
array-length v0, p0
shl-int/lit8 v1, v0, 0x1
.line 2
new-array v1, v1, [C
const/4 v2, 0x0
move v3, v2
:goto_0
if-ge v2, v0, :cond_0
add-int/lit8 v4, v3, 0x1
.line 3
sget-object v5, Lorg/apache/commons/codec/binary/Hex;->DIGITS:[C
aget-byte v6, p0, v2
and-int/lit16 v6, v6, 0xf0
ushr-int/lit8 v6, v6, 0x4
aget-char v6, v5, v6
aput-char v6, v1, v3
add-int/lit8 v3, v4, 0x1
.line 4
aget-byte v6, p0, v2
and-int/lit8 v6, v6, 0xf
aget-char v5, v5, v6
aput-char v5, v1, v4
add-int/lit8 v2, v2, 0x1
goto :goto_0
:cond_0
return-object v1
.end method
.method public static toDigit(CI)I
.locals 3
.annotation system Ldalvik/annotation/Throws;
value = {
Lorg/apache/commons/codec/DecoderException;
}
.end annotation
const/16 v0, 0x10
.line 1
invoke-static {p0, v0}, Ljava/lang/Character;->digit(CI)I
move-result v0
const/4 v1, -0x1
if-eq v0, v1, :cond_0
return v0
.line 2
:cond_0
new-instance v0, Lorg/apache/commons/codec/DecoderException;
new-instance v1, Ljava/lang/StringBuffer;
invoke-direct {v1}, Ljava/lang/StringBuffer;-><init>()V
const-string v2, "Illegal hexadecimal charcter "
invoke-virtual {v1, v2}, Ljava/lang/StringBuffer;->append(Ljava/lang/String;)Ljava/lang/StringBuffer;
invoke-virtual {v1, p0}, Ljava/lang/StringBuffer;->append(C)Ljava/lang/StringBuffer;
const-string p0, " at index "
invoke-virtual {v1, p0}, Ljava/lang/StringBuffer;->append(Ljava/lang/String;)Ljava/lang/StringBuffer;
invoke-virtual {v1, p1}, Ljava/lang/StringBuffer;->append(I)Ljava/lang/StringBuffer;
invoke-virtual {v1}, Ljava/lang/StringBuffer;->toString()Ljava/lang/String;
move-result-object p0
invoke-direct {v0, p0}, Lorg/apache/commons/codec/DecoderException;-><init>(Ljava/lang/String;)V
throw v0
.end method
# virtual methods
.method public decode(Ljava/lang/Object;)Ljava/lang/Object;
.locals 1
.annotation system Ldalvik/annotation/Throws;
value = {
Lorg/apache/commons/codec/DecoderException;
}
.end annotation
.line 2
:try_start_0
instance-of v0, p1, Ljava/lang/String;
if-eqz v0, :cond_0
check-cast p1, Ljava/lang/String;
invoke-virtual {p1}, Ljava/lang/String;->toCharArray()[C
move-result-object p1
goto :goto_0
:cond_0
check-cast p1, [C
.line 3
:goto_0
invoke-static {p1}, Lorg/apache/commons/codec/binary/Hex;->decodeHex([C)[B
move-result-object p1
:try_end_0
.catch Ljava/lang/ClassCastException; {:try_start_0 .. :try_end_0} :catch_0
return-object p1
:catch_0
move-exception p1
.line 4
new-instance v0, Lorg/apache/commons/codec/DecoderException;
invoke-virtual {p1}, Ljava/lang/ClassCastException;->getMessage()Ljava/lang/String;
move-result-object p1
invoke-direct {v0, p1}, Lorg/apache/commons/codec/DecoderException;-><init>(Ljava/lang/String;)V
throw v0
.end method
.method public decode([B)[B
.locals 1
.annotation system Ldalvik/annotation/Throws;
value = {
Lorg/apache/commons/codec/DecoderException;
}
.end annotation
.line 1
new-instance v0, Ljava/lang/String;
invoke-direct {v0, p1}, Ljava/lang/String;-><init>([B)V
invoke-virtual {v0}, Ljava/lang/String;->toCharArray()[C
move-result-object p1
invoke-static {p1}, Lorg/apache/commons/codec/binary/Hex;->decodeHex([C)[B
move-result-object p1
return-object p1
.end method
.method public encode(Ljava/lang/Object;)Ljava/lang/Object;
.locals 1
.annotation system Ldalvik/annotation/Throws;
value = {
Lorg/apache/commons/codec/EncoderException;
}
.end annotation
.line 2
:try_start_0
instance-of v0, p1, Ljava/lang/String;
if-eqz v0, :cond_0
check-cast p1, Ljava/lang/String;
invoke-virtual {p1}, Ljava/lang/String;->getBytes()[B
move-result-object p1
goto :goto_0
:cond_0
check-cast p1, [B
.line 3
:goto_0
invoke-static {p1}, Lorg/apache/commons/codec/binary/Hex;->encodeHex([B)[C
move-result-object p1
:try_end_0
.catch Ljava/lang/ClassCastException; {:try_start_0 .. :try_end_0} :catch_0
return-object p1
:catch_0
move-exception p1
.line 4
new-instance v0, Lorg/apache/commons/codec/EncoderException;
invoke-virtual {p1}, Ljava/lang/ClassCastException;->getMessage()Ljava/lang/String;
move-result-object p1
invoke-direct {v0, p1}, Lorg/apache/commons/codec/EncoderException;-><init>(Ljava/lang/String;)V
throw v0
.end method
.method public encode([B)[B
.locals 1
.line 1
new-instance v0, Ljava/lang/String;
invoke-static {p1}, Lorg/apache/commons/codec/binary/Hex;->encodeHex([B)[C
move-result-object p1
invoke-direct {v0, p1}, Ljava/lang/String;-><init>([C)V
invoke-virtual {v0}, Ljava/lang/String;->getBytes()[B
move-result-object p1
return-object p1
.end method