diff options
Diffstat (limited to 'bcprov/src/main/java/org/bouncycastle/util/encoders/HexTranslator.java')
-rw-r--r-- | bcprov/src/main/java/org/bouncycastle/util/encoders/HexTranslator.java | 87 |
1 files changed, 0 insertions, 87 deletions
diff --git a/bcprov/src/main/java/org/bouncycastle/util/encoders/HexTranslator.java b/bcprov/src/main/java/org/bouncycastle/util/encoders/HexTranslator.java deleted file mode 100644 index 3fff65a..0000000 --- a/bcprov/src/main/java/org/bouncycastle/util/encoders/HexTranslator.java +++ /dev/null @@ -1,87 +0,0 @@ -package org.bouncycastle.util.encoders; - -/** - * Converters for going from hex to binary and back. Note: this class assumes ASCII processing. - */ -public class HexTranslator - implements Translator -{ - private static final byte[] hexTable = - { - (byte)'0', (byte)'1', (byte)'2', (byte)'3', (byte)'4', (byte)'5', (byte)'6', (byte)'7', - (byte)'8', (byte)'9', (byte)'a', (byte)'b', (byte)'c', (byte)'d', (byte)'e', (byte)'f' - }; - - /** - * size of the output block on encoding produced by getDecodedBlockSize() - * bytes. - */ - public int getEncodedBlockSize() - { - return 2; - } - - public int encode( - byte[] in, - int inOff, - int length, - byte[] out, - int outOff) - { - for (int i = 0, j = 0; i < length; i++, j += 2) - { - out[outOff + j] = hexTable[(in[inOff] >> 4) & 0x0f]; - out[outOff + j + 1] = hexTable[in[inOff] & 0x0f]; - - inOff++; - } - - return length * 2; - } - - /** - * size of the output block on decoding produced by getEncodedBlockSize() - * bytes. - */ - public int getDecodedBlockSize() - { - return 1; - } - - public int decode( - byte[] in, - int inOff, - int length, - byte[] out, - int outOff) - { - int halfLength = length / 2; - byte left, right; - for (int i = 0; i < halfLength; i++) - { - left = in[inOff + i * 2]; - right = in[inOff + i * 2 + 1]; - - if (left < (byte)'a') - { - out[outOff] = (byte)((left - '0') << 4); - } - else - { - out[outOff] = (byte)((left - 'a' + 10) << 4); - } - if (right < (byte)'a') - { - out[outOff] += (byte)(right - '0'); - } - else - { - out[outOff] += (byte)(right - 'a' + 10); - } - - outOff++; - } - - return halfLength; - } -} |