58 lines
1.9 KiB
Java
58 lines
1.9 KiB
Java
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package org.bouncycastle.util.encoders;
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import net.sf.scuba.smartcards.ISO7816;
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import net.sf.scuba.smartcards.ISOFileInfo;
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/* loaded from: classes6.dex */
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public class HexTranslator implements Translator {
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private static final byte[] hexTable = {ISO7816.INS_DECREASE, 49, ISO7816.INS_INCREASE, 51, ISO7816.INS_DECREASE_STAMPED, 53, 54, 55, 56, 57, 97, ISOFileInfo.FCP_BYTE, 99, ISOFileInfo.FMD_BYTE, 101, 102};
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@Override // org.bouncycastle.util.encoders.Translator
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public int getDecodedBlockSize() {
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return 1;
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}
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@Override // org.bouncycastle.util.encoders.Translator
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public int getEncodedBlockSize() {
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return 2;
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}
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@Override // org.bouncycastle.util.encoders.Translator
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public int encode(byte[] bArr, int i, int i2, byte[] bArr2, int i3) {
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int i4 = 0;
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int i5 = 0;
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while (i4 < i2) {
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int i6 = i3 + i5;
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byte[] bArr3 = hexTable;
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bArr2[i6] = bArr3[(bArr[i] >> 4) & 15];
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bArr2[i6 + 1] = bArr3[bArr[i] & 15];
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i++;
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i4++;
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i5 += 2;
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}
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return i2 << 1;
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}
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@Override // org.bouncycastle.util.encoders.Translator
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public int decode(byte[] bArr, int i, int i2, byte[] bArr2, int i3) {
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int i4 = i2 / 2;
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for (int i5 = 0; i5 < i4; i5++) {
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int i6 = (i5 << 1) + i;
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byte b = bArr[i6];
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byte b2 = bArr[i6 + 1];
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if (b < 97) {
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bArr2[i3] = (byte) ((b + ISO7816.INS_WRITE_BINARY) << 4);
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} else {
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bArr2[i3] = (byte) ((b - 87) << 4);
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}
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if (b2 < 97) {
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bArr2[i3] = (byte) (bArr2[i3] + ((byte) (b2 + ISO7816.INS_WRITE_BINARY)));
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} else {
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bArr2[i3] = (byte) (bArr2[i3] + ((byte) (b2 - 87)));
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}
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i3++;
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}
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return i4;
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}
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}
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