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Certificate passes all tests.

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This commit is contained in:
Adam Ierymenko 2020-06-27 14:52:55 -07:00
parent daef6a24d1
commit bae91724a1
No known key found for this signature in database
GPG key ID: C8877CF2D7A5D7F3
3 changed files with 45 additions and 2 deletions
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20
core/Certificate.cpp
View file

@ -433,6 +433,26 @@ ZT_CertificateError Certificate::verify() const
return ZT_CERTIFICATE_ERROR_NONE;
}
bool Certificate::setSubjectUniqueId(const uint8_t uniqueId[ZT_CERTIFICATE_UNIQUE_ID_SIZE_TYPE_NIST_P_384], const uint8_t uniqueIdPrivate[ZT_CERTIFICATE_UNIQUE_ID_PRIVATE_KEY_SIZE_TYPE_NIST_P_384])
{
m_subjectUniqueId.assign(uniqueId, uniqueId + ZT_CERTIFICATE_UNIQUE_ID_SIZE_TYPE_NIST_P_384);
this->subject.uniqueId = m_subjectUniqueId.data();
this->subject.uniqueIdSize = ZT_CERTIFICATE_UNIQUE_ID_SIZE_TYPE_NIST_P_384;
Dictionary d;
m_encodeSubject(this->subject, d, true);
Vector< uint8_t > enc;
d.encode(enc);
uint8_t h[ZT_SHA384_DIGEST_SIZE];
SHA384(h, enc.data(), (unsigned int)enc.size());
m_subjectUniqueIdProofSignature.resize(ZT_ECC384_SIGNATURE_SIZE);
ECC384ECDSASign(uniqueIdPrivate, h, m_subjectUniqueIdProofSignature.data());
this->subject.uniqueIdProofSignature = m_subjectUniqueIdProofSignature.data();
this->subject.uniqueIdProofSignatureSize = ZT_ECC384_SIGNATURE_SIZE;
return true;
}
void Certificate::m_encodeSubject(const ZT_Certificate_Subject &s, Dictionary &d, bool omitUniqueIdProofSignature)
{
char tmp[256];

11
core/Certificate.hpp
View file

@ -158,6 +158,17 @@ public:
*/
ZT_CertificateError verify() const;
/**
* Set the unique ID of this certificate's subject
*
* This must be done after all other fields in the subject are set.
*
* @param uniqueId Unique ID
* @param uniqueIdPrivate Private key associated with unique ID to prove ownership of it
* @return True if successful
*/
bool setSubjectUniqueId(const uint8_t uniqueId[ZT_CERTIFICATE_UNIQUE_ID_SIZE_TYPE_NIST_P_384], const uint8_t uniqueIdPrivate[ZT_CERTIFICATE_UNIQUE_ID_PRIVATE_KEY_SIZE_TYPE_NIST_P_384]);
/**
* Create a subject unique ID and corresponding private key required for use
*

16
core/Tests.cpp
View file

@ -1120,12 +1120,19 @@ extern "C" const char *ZTT_crypto()
cert.validity[0] = 0;
cert.validity[1] = 9223372036854775807LL;
Utils::copy<sizeof(ZT_Certificate_Subject)>(&cert.issuerName, &cert.subject.name);
//Certificate::setSubjectUniqueId(cert.subject, uniqueId, uniqueIdPrivate);
cert.setSubjectUniqueId(uniqueId, uniqueIdPrivate);
cert.sign(testIssuerId);
Vector< uint8_t > enc(cert.encode());
ZT_T_PRINTF("OK (%d bytes)" ZT_EOL_S, (int)enc.size());
ZT_T_PRINTF(" Test certificate decode and verify... ");
ZT_T_PRINTF(" Testing certificate verify... ");
if (!cert.verify()) {
ZT_T_PRINTF("FAILED (verify original)" ZT_EOL_S);
return "Verify original certificate";
}
ZT_T_PRINTF("OK" ZT_EOL_S);
ZT_T_PRINTF(" Test certificate decode from marshaled format... ");
Certificate cert2;
if (!cert2.decode(enc)) {
ZT_T_PRINTF("FAILED (decode)" ZT_EOL_S);
@ -1135,6 +1142,11 @@ extern "C" const char *ZTT_crypto()
ZT_T_PRINTF("FAILED (compare decoded with original)" ZT_EOL_S);
return "Certificate decode and compare";
}
if (!cert2.verify()) {
ZT_T_PRINTF("FAILED (verify decoded certificate)");
return "Verify decoded certificate";
}
ZT_T_PRINTF("OK" ZT_EOL_S);
}
} catch (std::exception &e) {
ZT_T_PRINTF(ZT_EOL_S "[crypto] Unexpected exception: %s" ZT_EOL_S, e.what());