diff options
Diffstat (limited to 'cadi/core/src/main')
-rw-r--r-- | cadi/core/src/main/java/org/onap/aaf/cadi/Symm.java | 40 |
1 files changed, 28 insertions, 12 deletions
diff --git a/cadi/core/src/main/java/org/onap/aaf/cadi/Symm.java b/cadi/core/src/main/java/org/onap/aaf/cadi/Symm.java index 28af03cd..9a66d313 100644 --- a/cadi/core/src/main/java/org/onap/aaf/cadi/Symm.java +++ b/cadi/core/src/main/java/org/onap/aaf/cadi/Symm.java @@ -32,6 +32,7 @@ import java.io.InputStream; import java.io.OutputStream; import java.security.SecureRandom; import java.util.ArrayList; +import java.util.Date; import java.util.Random; import javax.crypto.CipherInputStream; @@ -62,8 +63,7 @@ import org.onap.aaf.cadi.config.Config; * supporting functions such as 2048 keyfile generation (see keygen). This keyfile should, of course, * be set to "400" (Unix) and protected as any other mechanism requires. * - * However, this algorithm has not been tested against hackers. Until such a time, utilize more tested - * packages to protect Data, especially sensitive data at rest (long term). + * AES Encryption is also employed to include standards. * * @author Jonathan * @@ -82,6 +82,7 @@ public class Symm { private byte[] keyBytes = null; //Note: AES Encryption is not Thread Safe. It is Synchronized //private AES aes = null; // only initialized from File, and only if needed for Passwords + private String name; /** * This is the standard base64 Key Set. @@ -89,11 +90,11 @@ public class Symm { */ public static final Symm base64 = new Symm( "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/".toCharArray() - ,76, Config.UTF_8,true); + ,76, Config.UTF_8,true, "Base64"); public static final Symm base64noSplit = new Symm( "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/".toCharArray() - ,Integer.MAX_VALUE, Config.UTF_8,true); + ,Integer.MAX_VALUE, Config.UTF_8,true, "Base64, no Split"); /** * This is the standard base64 set suitable for URLs and Filenames @@ -101,13 +102,13 @@ public class Symm { */ public static final Symm base64url = new Symm( "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-_".toCharArray() - ,76, Config.UTF_8,true); + ,76, Config.UTF_8,true, "Base64 for URL"); /** * A Password set, using US-ASCII * RFC 4648 */ - public static final Symm encrypt = new Symm(base64url.codeset,1024, "US-ASCII", false); + public static final Symm encrypt = new Symm(base64url.codeset,1024, "US-ASCII", false, "Base64, 1024 size"); private static final byte[] EMPTY = new byte[0]; /** @@ -127,11 +128,12 @@ public class Symm { * @param codeset * @param split */ - public Symm(char[] codeset, int split, String charset, boolean useEndEquals) { + public Symm(char[] codeset, int split, String charset, boolean useEndEquals, String name) { this.codeset = codeset; splitLinesAt = split; encoding = charset; endEquals = useEndEquals; + this.name = name; char prev = 0, curr=0, first = 0; int offset=Integer.SIZE; // something that's out of range for integer array @@ -162,7 +164,7 @@ public class Symm { } public Symm copy(int lines) { - return new Symm(codeset,lines,encoding,endEquals); + return new Symm(codeset,lines,encoding,endEquals, "Copied " + lines); } // Only used by keygen, which is intentionally randomized. Therefore, always use unordered @@ -589,7 +591,9 @@ public class Symm { public Symm obtain() throws IOException { byte inkey[] = new byte[0x800]; new SecureRandom().nextBytes(inkey); - return obtain(inkey); + Symm s = obtain(inkey); + s.name = "from Random"; + return s; } /** @@ -600,7 +604,9 @@ public class Symm { * @throws IOException */ public static Symm obtain(String key) throws IOException { - return obtain(new ByteArrayInputStream(key.getBytes())); + Symm s = obtain(new ByteArrayInputStream(key.getBytes())); + s.name = "from String"; + return s; } /** @@ -622,7 +628,9 @@ public class Symm { if (bkey.length<0x88) { // 2048 bit key throw new IOException("Invalid key"); } - return baseCrypt().obtain(bkey); + Symm s = baseCrypt().obtain(bkey); + s.name = "from InputStream"; + return s; } /** @@ -635,7 +643,9 @@ public class Symm { public static Symm obtain(File f) throws IOException { FileInputStream fis = new FileInputStream(f); try { - return obtain(fis); + Symm s = obtain(fis); + s.name = "From " + f.getCanonicalPath() + " dated " + new Date(f.lastModified()); + return s; } finally { fis.close(); } @@ -855,6 +865,7 @@ public class Symm { } } Symm newSymm = new Symm(seq,this); + newSymm.name = "from bytes"; // Set the KeyBytes try { newSymm.keyBytes = new byte[AES.AES_KEY_SIZE/8]; @@ -886,4 +897,9 @@ public class Symm { } return internalOnly; } + + @Override + public String toString() { + return name; + } } |