Finished BLISS signature generation

src/libstrongswan/plugins/bliss/bliss_public_key.h

@@ -22,6 +22,7 @@
 #define BLISS_PUBLIC_KEY_H_
 
 #include <credentials/builder.h>
+#include <credentials/cred_encoding.h>
 #include <credentials/keys/public_key.h>
 
 typedef struct bliss_public_key_t bliss_public_key_t;
@@ -48,4 +49,47 @@ struct bliss_public_key_t {
  */
 bliss_public_key_t *bliss_public_key_load(key_type_t type, va_list args);
 
+/* The following functions are shared with the bliss_private_key class */
+
+/**
+ * Parse an ASN.1 OCTET STRING into an array of public key coefficients
+ *
+ * @param object	ASN.1 encoded subjectPublicKey
+ * @param n			number of public key coefficients
+ * @result			coefficients of public key vector
+ */
+uint32_t* bliss_public_key_from_asn1(chunk_t object, int n);
+
+/**
+ * Encode a raw BLISS subjectPublicKey in ASN.1 DER format
+ *
+ * @param			coefficients of public key vector
+ * @param n			number of public key coefficients
+ * @result			ASN.1 encoded subjectPublicKey
+ */
+chunk_t bliss_public_key_encode(uint32_t *pubkey, int n);
+
+/**
+ * Encode a BLISS subjectPublicKeyInfo record in ASN.1 DER format
+ *
+ * @param oid		BLISS public key type OID
+ * @param pubkey	coefficients of public key vector
+ * @param n			number of public key coefficients
+ * @result			ASN.1 encoded subjectPublicKeyInfo record
+ */
+chunk_t bliss_public_key_info_encode(int oid, uint32_t *pubkey, int n);
+
+/**
+ * Generate a BLISS public key fingerprint
+ *
+ * @param oid		BLISS public key type OID
+ * @param pubkey	coefficients of public key vector
+ * @param n			number of public key coefficients
+ * @param type		type of fingerprint to be generated
+ * @param fp		generated fingerprint (must be freed by caller)
+ * @result			TRUE if generation was successful
+ */
+bool bliss_public_key_fingerprint(int oid, uint32_t *pubkey, int n,
+								  cred_encoding_type_t type, chunk_t *fp);
+
 #endif /** BLISS_PUBLIC_KEY_H_ @}*/