Remove dependency from ArduinoECCX08

Author: pennam

.github/workflows/compile-examples.yml

@@ -102,8 +102,6 @@ jobs:
             platforms: |
               # Install Arduino mbed_nano Boards via Boards Manager
               - name: arduino:mbed_nicla
-            libraries: |
-              - name: ArduinoECCX08
           - board:
               platform-name: arduino:mbed_opta
             platforms: |
@@ -123,15 +121,11 @@ jobs:
             platforms: |
               # Install Arduino renesas_portenta Boards via Boards Manager
               - name: arduino:renesas_portenta
-            libraries: |
-              - name: ArduinoECCX08
           - board:
               platform-name: arduino:renesas_uno
             platforms: |
               # Install Arduino renesas_uno Boards via Boards Manager
               - name: arduino:renesas_uno
-            libraries: |
-              - name: ArduinoECCX08
 
     steps:
       - name: Checkout

src/ECP256Certificate.h

@@ -101,6 +101,11 @@ class ECP256Certificate {
   /* Import DER buffer into CertClass*/
   int importCert(const byte certDER[], size_t derLen);
 
+protected:
+
+  int publicKeyLength();
+  int appendPublicKey(const byte publicKey[], byte out[]);
+
 private:
 
   struct CertInfo {
@@ -154,7 +159,6 @@ class ECP256Certificate {
   int versionLength();
   int issuerOrSubjectLength(const CertInfo& issuerOrSubjectData);
   int sequenceHeaderLength(int length);
-  int publicKeyLength();
   int signatureLength(const byte signature[]);
   int serialNumberLength(const byte serialNumber[], int length);
   int authorityKeyIdLength(const byte authorityKeyId[], int length);
@@ -171,7 +175,6 @@ class ECP256Certificate {
   int appendVersion(int version, byte out[]);
   int appendName(const String& name, int type, byte out[]);
   int appendIssuerOrSubject(const CertInfo& issuerOrSubjectData, byte out[]);
-  int appendPublicKey(const byte publicKey[], byte out[]);
   int appendSignature(const byte signature[], byte out[]);
   int appendSerialNumber(const byte serialNumber[], int length, byte out[]);
   int appendDate(int year, int month, int day, int hour, int minute, int second, byte out[]);

src/utility/SElementJWS.cpp

@@ -14,8 +14,6 @@
 
 #include <utility/SElementJWS.h>
 #include <utility/SElementBase64.h>
-#include <ArduinoECCX08.h>
-#include <utility/ASN1Utils.h>
 
 String SElementJWS::publicKey(SecureElement & se, int slot, bool newPrivateKey)
 {
@@ -35,10 +33,10 @@ String SElementJWS::publicKey(SecureElement & se, int slot, bool newPrivateKey)
     }
   }
 
-  int length = ASN1Utils.publicKeyLength();
+  int length = publicKeyLength();
   byte out[length];
 
-  ASN1Utils.appendPublicKey(publicKey, out);
+  appendPublicKey(publicKey, out);
 
   return b64::encode(out, length, "-----BEGIN PUBLIC KEY-----\n", "\n-----END PUBLIC KEY-----\n");
 }

src/utility/SElementJWS.h

@@ -21,7 +21,7 @@
  * CLASS DECLARATION
  ******************************************************************************/
 
-class SElementJWS
+class SElementJWS : public ECP256Certificate
 {
 public: