diff options
Diffstat (limited to 'libraries/spongycastle/pg/src/main/java/org/spongycastle/bcpg/sig/Features.java')
-rw-r--r-- | libraries/spongycastle/pg/src/main/java/org/spongycastle/bcpg/sig/Features.java | 98 |
1 files changed, 0 insertions, 98 deletions
diff --git a/libraries/spongycastle/pg/src/main/java/org/spongycastle/bcpg/sig/Features.java b/libraries/spongycastle/pg/src/main/java/org/spongycastle/bcpg/sig/Features.java deleted file mode 100644 index 02ee57903..000000000 --- a/libraries/spongycastle/pg/src/main/java/org/spongycastle/bcpg/sig/Features.java +++ /dev/null @@ -1,98 +0,0 @@ -package org.spongycastle.bcpg.sig; - -import org.spongycastle.bcpg.SignatureSubpacket; -import org.spongycastle.bcpg.SignatureSubpacketTags; - -public class Features - extends SignatureSubpacket -{ - - /** Identifier for the modification detection feature */ - public static final byte FEATURE_MODIFICATION_DETECTION = 1; - - private static final byte[] featureToByteArray(byte feature) - { - byte[] data = new byte[1]; - data[0] = feature; - return data; - } - - public Features(boolean critical, byte[] data) - { - super(SignatureSubpacketTags.FEATURES, critical, data); - } - - public Features(boolean critical, byte feature) - { - super(SignatureSubpacketTags.FEATURES, critical, featureToByteArray(feature)); - } - - /** - * Returns if modification detection is supported. - */ - public boolean supportsModificationDetection() - { - return supportsFeature(FEATURE_MODIFICATION_DETECTION); - } - - -// /** Class should be immutable. -// * Set modification detection support. -// */ -// public void setSupportsModificationDetection(boolean support) -// { -// setSupportsFeature(FEATURE_MODIFICATION_DETECTION, support); -// } - - - /** - * Returns if a particular feature is supported. - */ - public boolean supportsFeature(byte feature) - { - for (int i = 0; i < data.length; i++) - { - if (data[i] == feature) - { - return true; - } - } - return false; - } - - - /** - * Sets support for a particular feature. - */ - private void setSupportsFeature(byte feature, boolean support) - { - if (feature == 0) - { - throw new IllegalArgumentException("feature == 0"); - } - if (supportsFeature(feature) != support) - { - if (support == true) - { - byte[] temp = new byte[data.length + 1]; - System.arraycopy(data, 0, temp, 0, data.length); - temp[data.length] = feature; - data = temp; - } - else - { - for (int i = 0; i < data.length; i++) - { - if (data[i] == feature) - { - byte[] temp = new byte[data.length - 1]; - System.arraycopy(data, 0, temp, 0, i); - System.arraycopy(data, i + 1, temp, i, temp.length - i); - data = temp; - break; - } - } - } - } - } -} |