1 files changed, 0 insertions, 187 deletions
diff --git a/libtransport/src/hicn/transport/utils/signer.cc b/libtransport/src/hicn/transport/utils/signer.cc
deleted file mode 100644
index 9ac9a2c45..000000000
--- a/libtransport/src/hicn/transport/utils/signer.cc
+++ /dev/null
@@ -1,187 +0,0 @@
-/*
- * Copyright (c) 2017-2019 Cisco and/or its affiliates.
- * Copyright 2017 Facebook, Inc.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *   http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#include <hicn/transport/errors/malformed_ahpacket_exception.h>
-#include <hicn/transport/utils/key_id.h>
-#include <hicn/transport/utils/membuf.h>
-#include <hicn/transport/utils/signer.h>
-
-extern "C" {
-#ifndef _WIN32
-TRANSPORT_CLANG_DISABLE_WARNING("-Wextern-c-compat")
-#endif
-#include <hicn/hicn.h>
-#include <parc/security/parc_PublicKeySigner.h>
-#include <parc/security/parc_Security.h>
-#include <parc/security/parc_SymmetricKeySigner.h>
-}
-
-#include <chrono>
-
-#define ALLOW_UNALIGNED_READS 1
-
-namespace utils {
-
-uint8_t Signer::zeros[200] = {0};
-
-/*One signer_ per Private Key*/
-Signer::Signer(PARCKeyStore *keyStore, CryptoSuite suite) {
-  parcSecurity_Init();
-
-  switch (suite) {
-    case CryptoSuite::DSA_SHA256:
-    case CryptoSuite::RSA_SHA256:
-    case CryptoSuite::RSA_SHA512:
-    case CryptoSuite::ECDSA_256K1: {
-      this->signer_ =
-          parcSigner_Create(parcPublicKeySigner_Create(
-                                keyStore, static_cast<PARCCryptoSuite>(suite)),
-                            PARCPublicKeySignerAsSigner);
-      break;
-    }
-    case CryptoSuite::HMAC_SHA256:
-    case CryptoSuite::HMAC_SHA512: {
-      this->signer_ =
-          parcSigner_Create(parcSymmetricKeySigner_Create(
-                                (PARCSymmetricKeyStore *)keyStore,
-                                parcCryptoSuite_GetCryptoHash(
-                                    static_cast<PARCCryptoSuite>(suite))),
-                            PARCSymmetricKeySignerAsSigner);
-      break;
-    }
-    default: { return; }
-  }
-
-  suite_ = suite;
-  key_id_ = parcSigner_CreateKeyId(this->signer_);
-  signature_length_ = parcSigner_GetSignatureSize(this->signer_);
-}
-
-Signer::Signer(const std::string &passphrase, CryptoSuite suite) {
-  parcSecurity_Init();
-
-  switch (suite) {
-    case CryptoSuite::HMAC_SHA256:
-    case CryptoSuite::HMAC_SHA512: {
-      composer_ = parcBufferComposer_Create();
-      parcBufferComposer_PutString(composer_, passphrase.c_str());
-      key_buffer_ = parcBufferComposer_ProduceBuffer(composer_);
-      symmetricKeyStore_ = parcSymmetricKeyStore_Create(key_buffer_);
-      this->signer_ = parcSigner_Create(
-          parcSymmetricKeySigner_Create(
-              symmetricKeyStore_, parcCryptoSuite_GetCryptoHash(
-                                      static_cast<PARCCryptoSuite>(suite))),
-          PARCSymmetricKeySignerAsSigner);
-      break;
-    }
-    default: { return; }
-  }
-
-  suite_ = suite;
-  key_id_ = parcSigner_CreateKeyId(this->signer_);
-  signature_length_ = parcSigner_GetSignatureSize(this->signer_);
-}
-
-Signer::Signer(const PARCSigner *signer, CryptoSuite suite)
-    : signer_(parcSigner_Acquire(signer)),
-      key_id_(parcSigner_CreateKeyId(this->signer_)),
-      suite_(suite),
-      signature_length_(parcSigner_GetSignatureSize(this->signer_)) {
-  parcSecurity_Init();
-}
-
-Signer::Signer(const PARCSigner *signer)
-    : Signer(signer, CryptoSuite::UNKNOWN) {}
-
-Signer::~Signer() {
-  if (signature_) parcSignature_Release(&signature_);
-  if (symmetricKeyStore_) parcSymmetricKeyStore_Release(&symmetricKeyStore_);
-  if (key_buffer_) parcBuffer_Release(&key_buffer_);
-  if (composer_) parcBufferComposer_Release(&composer_);
-  if (signer_) parcSigner_Release(&signer_);
-  if (key_id_) parcKeyId_Release(&key_id_);
-  parcSecurity_Fini();
-}
-
-void Signer::sign(Packet &packet) {
-  // header chain points to the IP + TCP hicn header + AH Header
-  MemBuf *header_chain = packet.header_head_;
-  MemBuf *payload_chain = packet.payload_head_;
-  uint8_t *hicn_packet = (uint8_t *)header_chain->writableData();
-  Packet::Format format = packet.getFormat();
-
-  if (!(format & HFO_AH)) {
-    throw errors::MalformedAHPacketException();
-  }
-
-  packet.setSignatureSize(signature_length_);
-
-  // Copy IP+TCP/ICMP header before zeroing them
-  hicn_header_t header_copy;
-  hicn_packet_copy_header(format, (const hicn_header_t *)packet.packet_start_,
-                          &header_copy, false);
-
-  std::size_t header_len = Packet::getHeaderSizeFromFormat(format);
-
-  packet.resetForHash();
-
-  /* Fill the hicn_ah header */
-  using namespace std::chrono;
-  auto now = duration_cast<milliseconds>(system_clock::now().time_since_epoch())
-                 .count();
-  packet.setSignatureTimestamp(now);
-  packet.setValidationAlgorithm(suite_);
-
-  KeyId key_id;
-  key_id.first = (uint8_t *)parcBuffer_Overlay(
-      (PARCBuffer *)parcKeyId_GetKeyId(this->key_id_), 0);
-  packet.setKeyId(key_id);
-
-  // Calculate hash
-  CryptoHasher hasher(parcSigner_GetCryptoHasher(signer_));
-  hasher.init();
-  hasher.updateBytes(hicn_packet, header_len + signature_length_);
-
-  for (MemBuf *current = payload_chain; current != header_chain;
-       current = current->next()) {
-    hasher.updateBytes(current->data(), current->length());
-  }
-
-  CryptoHash hash = hasher.finalize();
-
-  signature_ = parcSigner_SignDigestNoAlloc(this->signer_, hash.hash_,
-                                            packet.getSignature(),
-                                            (uint32_t)signature_length_);
-  PARCBuffer *buffer = parcSignature_GetSignature(signature_);
-
-  size_t bytes_len = parcBuffer_Remaining(buffer);
-
-  if (bytes_len > signature_length_) {
-    throw errors::MalformedAHPacketException();
-  }
-
-  hicn_packet_copy_header(format, &header_copy,
-                          (hicn_header_t *)packet.packet_start_, false);
-}
-
-size_t Signer::getSignatureLength() { return signature_length_; }
-
-PARCKeyStore *Signer::getKeyStore() {
-  return parcSigner_GetKeyStore(this->signer_);
-}
-
-}  // namespace utils