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-rw-r--r--libtransport/includes/hicn/transport/auth/crypto_hash.h8
-rw-r--r--libtransport/includes/hicn/transport/auth/crypto_suite.h20
-rw-r--r--libtransport/includes/hicn/transport/auth/signer.h2
-rw-r--r--libtransport/includes/hicn/transport/auth/verifier.h28
-rw-r--r--libtransport/src/auth/crypto_hash.cc73
-rw-r--r--libtransport/src/auth/crypto_suite.cc36
-rw-r--r--libtransport/src/auth/signer.cc118
-rw-r--r--libtransport/src/auth/verifier.cc172
-rw-r--r--libtransport/src/test/test_auth.cc8
9 files changed, 194 insertions, 271 deletions
diff --git a/libtransport/includes/hicn/transport/auth/crypto_hash.h b/libtransport/includes/hicn/transport/auth/crypto_hash.h
index 29ea27114..fbe1d5160 100644
--- a/libtransport/includes/hicn/transport/auth/crypto_hash.h
+++ b/libtransport/includes/hicn/transport/auth/crypto_hash.h
@@ -27,8 +27,6 @@ extern "C" {
namespace transport {
namespace auth {
-typedef const EVP_MD *(*CryptoHashEVP)(void);
-
enum class CryptoHashType : uint8_t {
UNKNOWN,
SHA256,
@@ -57,8 +55,6 @@ class CryptoHash {
// Compute the hash of given buffer
void computeDigest(const uint8_t *buffer, std::size_t len);
void computeDigest(const std::vector<uint8_t> &buffer);
-
- // Compute the hash of given membuf
void computeDigest(const utils::MemBuf *buffer);
// Return the computed hash
@@ -82,8 +78,8 @@ class CryptoHash {
// Reset hash
void reset();
- // Return OpenSSL EVP function associated to a given hash type
- static CryptoHashEVP getEVP(CryptoHashType hash_type);
+ // Return the OpenSSL EVP_MD pointer associated to a given hash type
+ static const EVP_MD *getMD(CryptoHashType hash_type);
// Return hash size
static std::size_t getSize(CryptoHashType hash_type);
diff --git a/libtransport/includes/hicn/transport/auth/crypto_suite.h b/libtransport/includes/hicn/transport/auth/crypto_suite.h
index ed21abb91..f3b535264 100644
--- a/libtransport/includes/hicn/transport/auth/crypto_suite.h
+++ b/libtransport/includes/hicn/transport/auth/crypto_suite.h
@@ -26,22 +26,24 @@ namespace auth {
enum class CryptoSuite : uint8_t {
UNKNOWN,
+ DSA_BLAKE2B512,
+ DSA_BLAKE2S256,
+ DSA_SHA256,
+ DSA_SHA512,
ECDSA_BLAKE2B512,
ECDSA_BLAKE2S256,
ECDSA_SHA256,
ECDSA_SHA512,
- RSA_BLAKE2B512,
- RSA_BLAKE2S256,
- RSA_SHA256,
- RSA_SHA512,
+ ED25519,
+ ED448,
HMAC_BLAKE2B512,
HMAC_BLAKE2S256,
HMAC_SHA256,
HMAC_SHA512,
- DSA_BLAKE2B512,
- DSA_BLAKE2S256,
- DSA_SHA256,
- DSA_SHA512,
+ RSA_BLAKE2B512,
+ RSA_BLAKE2S256,
+ RSA_SHA256,
+ RSA_SHA512,
};
// Return the suite associated to the given NID
@@ -53,5 +55,7 @@ std::string getStringSuite(CryptoSuite suite);
// Return the hash type associated to the given suite
CryptoHashType getHashType(CryptoSuite suite);
+// Return the OpenSSL EVP_MD pointer associated to a given suite
+const EVP_MD *getMD(CryptoSuite suite);
} // namespace auth
} // namespace transport
diff --git a/libtransport/includes/hicn/transport/auth/signer.h b/libtransport/includes/hicn/transport/auth/signer.h
index e1b3cae5c..f9e07efae 100644
--- a/libtransport/includes/hicn/transport/auth/signer.h
+++ b/libtransport/includes/hicn/transport/auth/signer.h
@@ -42,6 +42,7 @@ class Signer {
// Sign a packet.
virtual void signPacket(PacketPtr packet);
+ virtual void signBuffer(const uint8_t *buffer, std::size_t len);
virtual void signBuffer(const std::vector<uint8_t> &buffer);
virtual void signBuffer(const utils::MemBuf *buffer);
@@ -82,6 +83,7 @@ class VoidSigner : public Signer {
VoidSigner() = default;
void signPacket(PacketPtr packet) override;
+ void signBuffer(const uint8_t *buffer, std::size_t len) override;
void signBuffer(const std::vector<uint8_t> &buffer) override;
void signBuffer(const utils::MemBuf *buffer) override;
};
diff --git a/libtransport/includes/hicn/transport/auth/verifier.h b/libtransport/includes/hicn/transport/auth/verifier.h
index c89138339..2e086df4f 100644
--- a/libtransport/includes/hicn/transport/auth/verifier.h
+++ b/libtransport/includes/hicn/transport/auth/verifier.h
@@ -54,12 +54,15 @@ class Verifier {
// Verify a single packet or buffer.
virtual bool verifyPacket(PacketPtr packet);
+ virtual bool verifyBuffer(const uint8_t *buffer, std::size_t len,
+ const utils::MemBuf::Ptr &signature,
+ CryptoSuite suite) = 0;
virtual bool verifyBuffer(const std::vector<uint8_t> &buffer,
const utils::MemBuf::Ptr &signature,
- CryptoHashType hash_type) = 0;
+ CryptoSuite suite) = 0;
virtual bool verifyBuffer(const utils::MemBuf *buffer,
const utils::MemBuf::Ptr &signature,
- CryptoHashType hash_type) = 0;
+ CryptoSuite suite) = 0;
// Verify a batch of packets. Return a mapping from packet suffixes to their
// VerificationPolicy.
@@ -110,12 +113,15 @@ class VoidVerifier : public Verifier {
// and always returns true.
public:
bool verifyPacket(PacketPtr packet) override;
+ bool verifyBuffer(const uint8_t *buffer, std::size_t len,
+ const utils::MemBuf::Ptr &signature,
+ CryptoSuite suite) override;
bool verifyBuffer(const std::vector<uint8_t> &buffer,
const utils::MemBuf::Ptr &signature,
- CryptoHashType hash_type) override;
+ CryptoSuite suite) override;
bool verifyBuffer(const utils::MemBuf *buffer,
const utils::MemBuf::Ptr &signature,
- CryptoHashType hash_type) override;
+ CryptoSuite suite) override;
PolicyMap verifyPackets(const std::vector<PacketPtr> &packets) override;
@@ -143,12 +149,15 @@ class AsymmetricVerifier : public Verifier {
void useCertificate(const std::string &cert_path);
void useCertificate(std::shared_ptr<X509> cert);
+ bool verifyBuffer(const uint8_t *buffer, std::size_t len,
+ const utils::MemBuf::Ptr &signature,
+ CryptoSuite suite) override;
bool verifyBuffer(const std::vector<uint8_t> &buffer,
const utils::MemBuf::Ptr &signature,
- CryptoHashType hash_type) override;
+ CryptoSuite suite) override;
bool verifyBuffer(const utils::MemBuf *buffer,
const utils::MemBuf::Ptr &signature,
- CryptoHashType hash_type) override;
+ CryptoSuite suite) override;
private:
std::shared_ptr<EVP_PKEY> key_;
@@ -166,12 +175,15 @@ class SymmetricVerifier : public Verifier {
// Create and set a symmetric key from a passphrase.
void setPassphrase(const std::string &passphrase);
+ bool verifyBuffer(const uint8_t *buffer, std::size_t len,
+ const utils::MemBuf::Ptr &signature,
+ CryptoSuite suite) override;
bool verifyBuffer(const std::vector<uint8_t> &buffer,
const utils::MemBuf::Ptr &signature,
- CryptoHashType hash_type) override;
+ CryptoSuite suite) override;
bool verifyBuffer(const utils::MemBuf *buffer,
const utils::MemBuf::Ptr &signature,
- CryptoHashType hash_type) override;
+ CryptoSuite suite) override;
protected:
std::shared_ptr<EVP_PKEY> key_;
diff --git a/libtransport/src/auth/crypto_hash.cc b/libtransport/src/auth/crypto_hash.cc
index bc2d5248e..0f6e9ab53 100644
--- a/libtransport/src/auth/crypto_hash.cc
+++ b/libtransport/src/auth/crypto_hash.cc
@@ -63,14 +63,16 @@ bool CryptoHash::operator==(const CryptoHash &other) const {
}
void CryptoHash::computeDigest(const uint8_t *buffer, size_t len) {
- CryptoHashEVP hash_evp = CryptoHash::getEVP(digest_type_);
-
- if (hash_evp == nullptr) {
+ const EVP_MD *hash_md = CryptoHash::getMD(digest_type_);
+ if (hash_md == nullptr) {
throw errors::RuntimeException("Unknown hash type");
}
- EVP_Digest(buffer, len, digest_->writableData(),
- (unsigned int *)&digest_size_, (*hash_evp)(), nullptr);
+ if (EVP_Digest(buffer, len, digest_->writableData(),
+ reinterpret_cast<unsigned int *>(&digest_size_), hash_md,
+ nullptr) != 1) {
+ throw errors::RuntimeException("Digest computation failed.");
+ };
}
void CryptoHash::computeDigest(const std::vector<uint8_t> &buffer) {
@@ -78,33 +80,12 @@ void CryptoHash::computeDigest(const std::vector<uint8_t> &buffer) {
}
void CryptoHash::computeDigest(const utils::MemBuf *buffer) {
- CryptoHashEVP hash_evp = CryptoHash::getEVP(digest_type_);
-
- if (hash_evp == nullptr) {
- throw errors::RuntimeException("Unknown hash type");
- }
-
- EVP_MD_CTX *mcdtx = EVP_MD_CTX_new();
- const utils::MemBuf *p = buffer;
-
- if (EVP_DigestInit_ex(mcdtx, (*hash_evp)(), nullptr) == 0) {
- throw errors::RuntimeException("Digest initialization failed");
- }
-
- do {
- if (EVP_DigestUpdate(mcdtx, p->data(), p->length()) != 1) {
- throw errors::RuntimeException("Digest update failed");
- }
-
- p = p->next();
- } while (p != buffer);
-
- if (EVP_DigestFinal_ex(mcdtx, digest_->writableData(),
- (unsigned int *)&digest_size_) != 1) {
- throw errors::RuntimeException("Digest computation failed");
+ if (buffer->isChained()) {
+ throw errors::RuntimeException(
+ "Digest of chained membuf is not supported.");
}
- EVP_MD_CTX_free(mcdtx);
+ computeDigest(buffer->data(), buffer->length());
}
const utils::MemBuf::Ptr &CryptoHash::getDigest() const { return digest_; }
@@ -159,41 +140,33 @@ void CryptoHash::reset() {
digest_->setLength(0);
}
-CryptoHashEVP CryptoHash::getEVP(CryptoHashType hash_type) {
+const EVP_MD *CryptoHash::getMD(CryptoHashType hash_type) {
switch (hash_type) {
case CryptoHashType::SHA256:
- return &EVP_sha256;
+ return EVP_sha256();
case CryptoHashType::SHA512:
- return &EVP_sha512;
+ return EVP_sha512();
case CryptoHashType::BLAKE2S256:
- return &EVP_blake2s256;
+ return EVP_blake2s256();
case CryptoHashType::BLAKE2B512:
- return &EVP_blake2b512;
+ return EVP_blake2b512();
default:
return nullptr;
}
}
size_t CryptoHash::getSize(CryptoHashType hash_type) {
- CryptoHashEVP hash_evp = CryptoHash::getEVP(hash_type);
-
- if (hash_evp == nullptr) {
- return 0;
- }
-
- return EVP_MD_size((*hash_evp)());
+ const EVP_MD *hash_md = CryptoHash::getMD(hash_type);
+ return hash_md == nullptr ? 0 : EVP_MD_size(hash_md);
}
bool CryptoHash::compareDigest(const uint8_t *digest1, const uint8_t *digest2,
CryptoHashType hash_type) {
- CryptoHashEVP hash_evp = CryptoHash::getEVP(hash_type);
-
- if (hash_evp == nullptr) {
- return false;
- }
-
- return !static_cast<bool>(
- memcmp(digest1, digest2, CryptoHash::getSize(hash_type)));
+ const EVP_MD *hash_md = CryptoHash::getMD(hash_type);
+ return hash_md == nullptr
+ ? false
+ : !static_cast<bool>(
+ memcmp(digest1, digest2, CryptoHash::getSize(hash_type)));
}
} // namespace auth
diff --git a/libtransport/src/auth/crypto_suite.cc b/libtransport/src/auth/crypto_suite.cc
index 44de85212..e7b097ac4 100644
--- a/libtransport/src/auth/crypto_suite.cc
+++ b/libtransport/src/auth/crypto_suite.cc
@@ -20,6 +20,10 @@ namespace auth {
CryptoSuite getSuite(int nid) {
switch (nid) {
+ case NID_ED25519:
+ return CryptoSuite::ED25519;
+ case NID_ED448:
+ return CryptoSuite::ED448;
case NID_ecdsa_with_SHA256:
return CryptoSuite::ECDSA_SHA256;
case NID_ecdsa_with_SHA512:
@@ -43,6 +47,10 @@ CryptoSuite getSuite(int nid) {
std::string getStringSuite(CryptoSuite suite) {
switch (suite) {
+ case CryptoSuite::ED25519:
+ return "ED25519";
+ case CryptoSuite::ED448:
+ return "ED448";
case CryptoSuite::ECDSA_BLAKE2B512:
return "ECDSA_BLAKE2B512";
case CryptoSuite::ECDSA_BLAKE2S256:
@@ -82,30 +90,42 @@ std::string getStringSuite(CryptoSuite suite) {
CryptoHashType getHashType(CryptoSuite suite) {
switch (suite) {
+ case CryptoSuite::DSA_BLAKE2B512:
case CryptoSuite::ECDSA_BLAKE2B512:
- case CryptoSuite::RSA_BLAKE2B512:
case CryptoSuite::HMAC_BLAKE2B512:
- case CryptoSuite::DSA_BLAKE2B512:
+ case CryptoSuite::RSA_BLAKE2B512:
return CryptoHashType::BLAKE2B512;
+ case CryptoSuite::DSA_BLAKE2S256:
case CryptoSuite::ECDSA_BLAKE2S256:
- case CryptoSuite::RSA_BLAKE2S256:
case CryptoSuite::HMAC_BLAKE2S256:
- case CryptoSuite::DSA_BLAKE2S256:
+ case CryptoSuite::RSA_BLAKE2S256:
return CryptoHashType::BLAKE2S256;
+ case CryptoSuite::DSA_SHA256:
case CryptoSuite::ECDSA_SHA256:
- case CryptoSuite::RSA_SHA256:
+ case CryptoSuite::ED25519:
+ case CryptoSuite::ED448:
case CryptoSuite::HMAC_SHA256:
- case CryptoSuite::DSA_SHA256:
+ case CryptoSuite::RSA_SHA256:
return CryptoHashType::SHA256;
+ case CryptoSuite::DSA_SHA512:
case CryptoSuite::ECDSA_SHA512:
- case CryptoSuite::RSA_SHA512:
case CryptoSuite::HMAC_SHA512:
- case CryptoSuite::DSA_SHA512:
+ case CryptoSuite::RSA_SHA512:
return CryptoHashType::SHA512;
default:
return CryptoHashType::UNKNOWN;
}
}
+const EVP_MD *getMD(CryptoSuite suite) {
+ switch (suite) {
+ case CryptoSuite::ED25519:
+ case CryptoSuite::ED448:
+ return nullptr;
+ default:
+ return CryptoHash::getMD(getHashType(suite));
+ }
+}
+
} // namespace auth
} // namespace transport
diff --git a/libtransport/src/auth/signer.cc b/libtransport/src/auth/signer.cc
index 484180108..5fcb242be 100644
--- a/libtransport/src/auth/signer.cc
+++ b/libtransport/src/auth/signer.cc
@@ -86,87 +86,47 @@ void Signer::signPacket(PacketPtr packet) {
}
}
-void Signer::signBuffer(const std::vector<uint8_t> &buffer) {
- DCHECK(key_ != nullptr);
- CryptoHashEVP hash_evp = CryptoHash::getEVP(getHashType());
-
- if (hash_evp == nullptr) {
- throw errors::RuntimeException("Unknown hash type");
- }
-
- std::shared_ptr<EVP_MD_CTX> mdctx(EVP_MD_CTX_create(), EVP_MD_CTX_free);
+void Signer::signBuffer(const uint8_t *buffer, std::size_t len) {
+ const EVP_MD *hash_md = getMD(suite_);
- if (mdctx == nullptr) {
- throw errors::RuntimeException("Digest context allocation failed");
+ std::shared_ptr<EVP_MD_CTX> md_ctx(EVP_MD_CTX_new(), EVP_MD_CTX_free);
+ if (md_ctx == nullptr) {
+ throw errors::RuntimeException("Signature context allocation failed");
}
- if (EVP_DigestSignInit(mdctx.get(), nullptr, (*hash_evp)(), nullptr,
- key_.get()) != 1) {
- throw errors::RuntimeException("Digest initialization failed");
- }
-
- if (EVP_DigestSignUpdate(mdctx.get(), buffer.data(), buffer.size()) != 1) {
- throw errors::RuntimeException("Digest update failed");
+ if (EVP_DigestSignInit(md_ctx.get(), nullptr, hash_md, nullptr, key_.get()) !=
+ 1) {
+ throw errors::RuntimeException("Signature initialization failed");
}
- if (EVP_DigestSignFinal(mdctx.get(), nullptr, &signature_len_) != 1) {
- throw errors::RuntimeException("Digest computation failed");
- }
+ if (EVP_DigestSign(md_ctx.get(), nullptr, &signature_len_, buffer, len) !=
+ 1) {
+ throw errors::RuntimeException("Signature length computation failed");
+ };
DCHECK(signature_len_ <= signature_->tailroom());
signature_->setLength(signature_len_);
- if (EVP_DigestSignFinal(mdctx.get(), signature_->writableData(),
- &signature_len_) != 1) {
- throw errors::RuntimeException("Digest computation failed");
- }
+ if (EVP_DigestSign(md_ctx.get(), signature_->writableData(), &signature_len_,
+ buffer, len) != 1) {
+ throw errors::RuntimeException("Signature computation failed");
+ };
DCHECK(signature_len_ <= signature_->tailroom());
signature_->setLength(signature_len_);
}
-void Signer::signBuffer(const utils::MemBuf *buffer) {
- DCHECK(key_ != nullptr);
- CryptoHashEVP hash_evp = CryptoHash::getEVP(getHashType());
-
- if (hash_evp == nullptr) {
- throw errors::RuntimeException("Unknown hash type");
- }
-
- const utils::MemBuf *p = buffer;
- std::shared_ptr<EVP_MD_CTX> mdctx(EVP_MD_CTX_create(), EVP_MD_CTX_free);
-
- if (mdctx == nullptr) {
- throw errors::RuntimeException("Digest context allocation failed");
- }
-
- if (EVP_DigestSignInit(mdctx.get(), nullptr, (*hash_evp)(), nullptr,
- key_.get()) != 1) {
- throw errors::RuntimeException("Digest initialization failed");
- }
-
- do {
- if (EVP_DigestSignUpdate(mdctx.get(), p->data(), p->length()) != 1) {
- throw errors::RuntimeException("Digest update failed");
- }
-
- p = p->next();
- } while (p != buffer);
-
- if (EVP_DigestSignFinal(mdctx.get(), nullptr, &signature_len_) != 1) {
- throw errors::RuntimeException("Digest computation failed");
- }
-
- DCHECK(signature_len_ <= signature_->tailroom());
- signature_->setLength(signature_len_);
+void Signer::signBuffer(const std::vector<uint8_t> &buffer) {
+ signBuffer(buffer.data(), buffer.size());
+}
- if (EVP_DigestSignFinal(mdctx.get(), signature_->writableData(),
- &signature_len_) != 1) {
- throw errors::RuntimeException("Digest computation failed");
+void Signer::signBuffer(const utils::MemBuf *buffer) {
+ if (buffer->isChained()) {
+ throw errors::RuntimeException(
+ "Signature of chained membuf is not supported.");
}
- DCHECK(signature_len_ <= signature_->tailroom());
- signature_->setLength(signature_len_);
+ signBuffer(buffer->data(), buffer->length());
}
const utils::MemBuf::Ptr &Signer::getSignature() const { return signature_; }
@@ -208,6 +168,8 @@ void Signer::display() {
// ---------------------------------------------------------
void VoidSigner::signPacket(PacketPtr packet) {}
+void VoidSigner::signBuffer(const uint8_t *buffer, std::size_t len) {}
+
void VoidSigner::signBuffer(const std::vector<uint8_t> &buffer) {}
void VoidSigner::signBuffer(const utils::MemBuf *buffer) {}
@@ -258,20 +220,12 @@ void AsymmetricSigner::setKey(CryptoSuite suite, std::shared_ptr<EVP_PKEY> key,
signature_len_ = EVP_PKEY_size(key_.get());
DCHECK(signature_len_ <= signature_->tailroom());
-
signature_->setLength(signature_len_);
- size_t enc_pbk_len = i2d_PublicKey(pub_key.get(), nullptr);
- DCHECK(enc_pbk_len >= 0);
-
- uint8_t *enc_pbkey_raw = nullptr;
- i2d_PublicKey(pub_key.get(), &enc_pbkey_raw);
- DCHECK(enc_pbkey_raw != nullptr);
-
+ // Key ID is not supported yet.
+ uint8_t id[8] = {0};
key_id_ = CryptoHash(getHashType());
- key_id_.computeDigest(enc_pbkey_raw, enc_pbk_len);
-
- OPENSSL_free(enc_pbkey_raw);
+ key_id_.computeDigest(id, 8);
}
size_t AsymmetricSigner::getSignatureFieldSize() const {
@@ -296,18 +250,20 @@ SymmetricSigner::SymmetricSigner(CryptoSuite suite,
(const unsigned char *)passphrase.c_str(),
passphrase.size()),
EVP_PKEY_free);
- key_id_ = CryptoHash(getHashType());
-
- CryptoHashEVP hash_evp = CryptoHash::getEVP(getHashType());
- if (hash_evp == nullptr) {
+ const EVP_MD *hash_md = getMD(suite_);
+ if (hash_md == nullptr) {
throw errors::RuntimeException("Unknown hash type");
}
- signature_len_ = EVP_MD_size((*hash_evp)());
+ signature_len_ = EVP_MD_size(hash_md);
DCHECK(signature_len_ <= signature_->tailroom());
signature_->setLength(signature_len_);
- key_id_.computeDigest((uint8_t *)passphrase.c_str(), passphrase.size());
+
+ // Key ID is not supported yet.
+ uint8_t id[8] = {0};
+ key_id_ = CryptoHash(getHashType());
+ key_id_.computeDigest(id, 8);
}
} // namespace auth
diff --git a/libtransport/src/auth/verifier.cc b/libtransport/src/auth/verifier.cc
index f930383e6..0919aec7d 100644
--- a/libtransport/src/auth/verifier.cc
+++ b/libtransport/src/auth/verifier.cc
@@ -42,9 +42,8 @@ bool Verifier::verifyPacket(PacketPtr packet) {
throw errors::MalformedAHPacketException();
}
- // Get crypto suite, hash type, signature length
+ // Get crypto suite
CryptoSuite suite = packet->getValidationAlgorithm();
- CryptoHashType hash_type = getHashType(suite);
// Copy IP+TCP / ICMP header before zeroing them
u8 header_copy[HICN_HDRLEN_MAX];
@@ -69,8 +68,8 @@ bool Verifier::verifyPacket(PacketPtr packet) {
packet->resetForHash();
// Check signatures
- bool valid_packet = verifyBuffer(static_cast<utils::MemBuf *>(packet),
- signature_raw, hash_type);
+ bool valid_packet =
+ verifyBuffer(static_cast<utils::MemBuf *>(packet), signature_raw, suite);
// Restore header
packet->loadHeader(header_copy, header_len);
@@ -183,15 +182,21 @@ void Verifier::callVerificationFailedCallback(Suffix suffix,
// ---------------------------------------------------------
bool VoidVerifier::verifyPacket(PacketPtr packet) { return true; }
+bool VoidVerifier::verifyBuffer(const uint8_t *buffer, std::size_t len,
+ const utils::MemBuf::Ptr &signature,
+ CryptoSuite suite) {
+ return true;
+}
+
bool VoidVerifier::verifyBuffer(const std::vector<uint8_t> &buffer,
const utils::MemBuf::Ptr &signature,
- CryptoHashType hash_type) {
+ CryptoSuite suite) {
return true;
}
bool VoidVerifier::verifyBuffer(const utils::MemBuf *buffer,
const utils::MemBuf::Ptr &signature,
- CryptoHashType hash_type) {
+ CryptoSuite suite) {
return true;
}
@@ -250,65 +255,40 @@ void AsymmetricVerifier::useCertificate(std::shared_ptr<X509> cert) {
std::shared_ptr<EVP_PKEY>(X509_get_pubkey(cert.get()), ::EVP_PKEY_free);
}
-bool AsymmetricVerifier::verifyBuffer(const std::vector<uint8_t> &buffer,
+bool AsymmetricVerifier::verifyBuffer(const uint8_t *buffer, std::size_t len,
const utils::MemBuf::Ptr &signature,
- CryptoHashType hash_type) {
- CryptoHashEVP hash_evp = CryptoHash::getEVP(hash_type);
+ CryptoSuite suite) {
+ const EVP_MD *hash_md = getMD(suite);
- if (hash_evp == nullptr) {
- throw errors::RuntimeException("Unknown hash type");
+ std::shared_ptr<EVP_MD_CTX> md_ctx(EVP_MD_CTX_new(), EVP_MD_CTX_free);
+ if (md_ctx == nullptr) {
+ throw errors::RuntimeException("Signature context allocation failed");
}
- std::shared_ptr<EVP_MD_CTX> mdctx(EVP_MD_CTX_create(), EVP_MD_CTX_free);
-
- if (mdctx == nullptr) {
- throw errors::RuntimeException("Digest context allocation failed");
- }
-
- if (EVP_DigestVerifyInit(mdctx.get(), nullptr, (*hash_evp)(), nullptr,
+ if (EVP_DigestVerifyInit(md_ctx.get(), nullptr, hash_md, nullptr,
key_.get()) != 1) {
- throw errors::RuntimeException("Digest initialization failed");
+ throw errors::RuntimeException("Signature initialization failed");
}
- if (EVP_DigestVerifyUpdate(mdctx.get(), buffer.data(), buffer.size()) != 1) {
- throw errors::RuntimeException("Digest update failed");
- }
+ return EVP_DigestVerify(md_ctx.get(), signature->data(), signature->length(),
+ buffer, len) == 1;
+};
- return EVP_DigestVerifyFinal(mdctx.get(), signature->data(),
- signature->length()) == 1;
+bool AsymmetricVerifier::verifyBuffer(const std::vector<uint8_t> &buffer,
+ const utils::MemBuf::Ptr &signature,
+ CryptoSuite suite) {
+ return verifyBuffer(buffer.data(), buffer.size(), signature, suite);
}
bool AsymmetricVerifier::verifyBuffer(const utils::MemBuf *buffer,
const utils::MemBuf::Ptr &signature,
- CryptoHashType hash_type) {
- CryptoHashEVP hash_evp = CryptoHash::getEVP(hash_type);
-
- if (hash_evp == nullptr) {
- throw errors::RuntimeException("Unknown hash type");
+ CryptoSuite suite) {
+ if (buffer->isChained()) {
+ throw errors::RuntimeException(
+ "Signature of chained membuf is not supported.");
}
- const utils::MemBuf *p = buffer;
- std::shared_ptr<EVP_MD_CTX> mdctx(EVP_MD_CTX_create(), EVP_MD_CTX_free);
-
- if (mdctx == nullptr) {
- throw errors::RuntimeException("Digest context allocation failed");
- }
-
- if (EVP_DigestVerifyInit(mdctx.get(), nullptr, (*hash_evp)(), nullptr,
- key_.get()) != 1) {
- throw errors::RuntimeException("Digest initialization failed");
- }
-
- do {
- if (EVP_DigestVerifyUpdate(mdctx.get(), p->data(), p->length()) != 1) {
- throw errors::RuntimeException("Digest update failed");
- }
-
- p = p->next();
- } while (p != buffer);
-
- return EVP_DigestVerifyFinal(mdctx.get(), signature->data(),
- signature->length()) == 1;
+ return verifyBuffer(buffer->data(), buffer->length(), signature, suite);
}
// ---------------------------------------------------------
@@ -327,83 +307,63 @@ void SymmetricVerifier::setPassphrase(const std::string &passphrase) {
EVP_PKEY_free);
}
-bool SymmetricVerifier::verifyBuffer(const std::vector<uint8_t> &buffer,
+bool SymmetricVerifier::verifyBuffer(const uint8_t *buffer, std::size_t len,
const utils::MemBuf::Ptr &signature,
- CryptoHashType hash_type) {
- CryptoHashEVP hash_evp = CryptoHash::getEVP(hash_type);
-
- if (hash_evp == nullptr) {
+ CryptoSuite suite) {
+ const EVP_MD *hash_md = getMD(suite);
+ if (hash_md == nullptr) {
throw errors::RuntimeException("Unknown hash type");
}
const utils::MemBuf::Ptr &signature_bis =
core::PacketManager<>::getInstance().getMemBuf();
- signature_bis->append(signature->length());
size_t signature_bis_len;
- std::shared_ptr<EVP_MD_CTX> mdctx(EVP_MD_CTX_create(), EVP_MD_CTX_free);
- if (mdctx == nullptr) {
- throw errors::RuntimeException("Digest context allocation failed");
+ std::shared_ptr<EVP_MD_CTX> md_ctx(EVP_MD_CTX_new(), EVP_MD_CTX_free);
+ if (md_ctx == nullptr) {
+ throw errors::RuntimeException("Signature context allocation failed");
}
- if (EVP_DigestSignInit(mdctx.get(), nullptr, (*hash_evp)(), nullptr,
- key_.get()) != 1) {
- throw errors::RuntimeException("Digest initialization failed");
+ if (EVP_DigestSignInit(md_ctx.get(), nullptr, hash_md, nullptr, key_.get()) !=
+ 1) {
+ throw errors::RuntimeException("Signature initialization failed");
}
- if (EVP_DigestSignUpdate(mdctx.get(), buffer.data(), buffer.size()) != 1) {
- throw errors::RuntimeException("Digest update failed");
- }
+ if (EVP_DigestSign(md_ctx.get(), nullptr, &signature_bis_len, buffer, len) !=
+ 1) {
+ throw errors::RuntimeException("Signature length computation failed");
+ };
- if (EVP_DigestSignFinal(mdctx.get(), signature_bis->writableData(),
- &signature_bis_len) != 1) {
- throw errors::RuntimeException("Digest computation failed");
- }
+ DCHECK(signature_bis_len <= signature_bis->tailroom());
+ signature_bis->append(signature_bis_len);
+
+ if (EVP_DigestSign(md_ctx.get(), signature_bis->writableData(),
+ &signature_bis_len, buffer, len) != 1) {
+ throw errors::RuntimeException("Signature computation failed");
+ };
+
+ DCHECK(signature_bis_len <= signature_bis->tailroom());
+ signature_bis->setLength(signature_bis_len);
return signature->length() == signature_bis_len &&
*signature == *signature_bis;
}
-bool SymmetricVerifier::verifyBuffer(const utils::MemBuf *buffer,
+bool SymmetricVerifier::verifyBuffer(const std::vector<uint8_t> &buffer,
const utils::MemBuf::Ptr &signature,
- CryptoHashType hash_type) {
- CryptoHashEVP hash_evp = CryptoHash::getEVP(hash_type);
-
- if (hash_evp == nullptr) {
- throw errors::RuntimeException("Unknown hash type");
- }
-
- const utils::MemBuf *p = buffer;
- const utils::MemBuf::Ptr &signature_bis =
- core::PacketManager<>::getInstance().getMemBuf();
- signature_bis->append(signature->length());
- size_t signature_bis_len;
- std::shared_ptr<EVP_MD_CTX> mdctx(EVP_MD_CTX_create(), EVP_MD_CTX_free);
-
- if (mdctx == nullptr) {
- throw errors::RuntimeException("Digest context allocation failed");
- }
-
- if (EVP_DigestSignInit(mdctx.get(), nullptr, (*hash_evp)(), nullptr,
- key_.get()) != 1) {
- throw errors::RuntimeException("Digest initialization failed");
- }
-
- do {
- if (EVP_DigestSignUpdate(mdctx.get(), p->data(), p->length()) != 1) {
- throw errors::RuntimeException("Digest update failed");
- }
-
- p = p->next();
- } while (p != buffer);
+ CryptoSuite suite) {
+ return verifyBuffer(buffer.data(), buffer.size(), signature, suite);
+}
- if (EVP_DigestSignFinal(mdctx.get(), signature_bis->writableData(),
- &signature_bis_len) != 1) {
- throw errors::RuntimeException("Digest computation failed");
+bool SymmetricVerifier::verifyBuffer(const utils::MemBuf *buffer,
+ const utils::MemBuf::Ptr &signature,
+ CryptoSuite suite) {
+ if (buffer->isChained()) {
+ throw errors::RuntimeException(
+ "Signature of chained membuf is not supported.");
}
- return signature->length() == signature_bis_len &&
- *signature == *signature_bis;
+ return verifyBuffer(buffer->data(), buffer->length(), signature, suite);
}
} // namespace auth
diff --git a/libtransport/src/test/test_auth.cc b/libtransport/src/test/test_auth.cc
index 2ee3c0776..5440d3741 100644
--- a/libtransport/src/test/test_auth.cc
+++ b/libtransport/src/test/test_auth.cc
@@ -122,7 +122,7 @@ TEST_F(AuthTest, AsymmetricBufferRSA) {
std::shared_ptr<AsymmetricVerifier> verif =
std::make_shared<AsymmetricVerifier>(pubKey);
- bool res = verif->verifyBuffer(buffer, sig, CryptoHashType::SHA256);
+ bool res = verif->verifyBuffer(buffer, sig, CryptoSuite::RSA_SHA256);
EXPECT_EQ(res, true);
}
@@ -160,7 +160,7 @@ TEST_F(AuthTest, AsymmetricBufferDSA) {
std::shared_ptr<AsymmetricVerifier> verif =
std::make_shared<AsymmetricVerifier>(pubKey);
- bool res = verif->verifyBuffer(buffer, sig, CryptoHashType::SHA256);
+ bool res = verif->verifyBuffer(buffer, sig, CryptoSuite::RSA_SHA256);
EXPECT_EQ(res, true);
}
@@ -235,7 +235,7 @@ TEST_F(AuthTest, AsymmetricBufferECDSA) {
std::shared_ptr<AsymmetricVerifier> verif =
std::make_shared<AsymmetricVerifier>(pubKey);
- bool res = verif->verifyBuffer(buffer, sig, CryptoHashType::SHA256);
+ bool res = verif->verifyBuffer(buffer, sig, CryptoSuite::RSA_SHA256);
EXPECT_EQ(res, true);
} // namespace auth
@@ -290,7 +290,7 @@ TEST_F(AuthTest, HMACbuffer) {
signer->signBuffer(buffer);
utils::MemBuf::Ptr sig = signer->getSignature();
SymmetricVerifier hmac(PASSPHRASE);
- bool res = hmac.verifyBuffer(buffer, sig, CryptoHashType::SHA256);
+ bool res = hmac.verifyBuffer(buffer, sig, CryptoSuite::RSA_SHA256);
EXPECT_EQ(res, true);
}