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More cleanup, and fix SHA384 built-in C code.

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This commit is contained in:
Adam Ierymenko 2019-08-22 14:52:47 -07:00
parent 91d0cbe892
commit 37047a39f9
No known key found for this signature in database
GPG key ID: 1657198823E52A61
9 changed files with 229 additions and 205 deletions
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10
node/Locator.hpp
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@ -160,14 +160,14 @@ public:
*/
inline std::vector<Str> makeTxtRecords(const uint8_t p384SigningKeyPublic[ZT_ECC384_PUBLIC_KEY_SIZE],const uint8_t p384SigningKeyPrivate[ZT_ECC384_PUBLIC_KEY_SIZE])
{
uint8_t s384[48],dnsSig[ZT_ECC384_SIGNATURE_SIZE];
char enc[512];
uint8_t s384[48];
char enc[256];
Buffer<65536> *const tmp = new Buffer<65536>();
serialize(*tmp,false);
SHA384(s384,tmp->data(),tmp->size());
ECC384ECDSASign(p384SigningKeyPrivate,s384,dnsSig);
tmp->append(dnsSig,ZT_ECC384_SIGNATURE_SIZE);
ECC384ECDSASign(p384SigningKeyPrivate,s384,((uint8_t *)tmp->unsafeData()) + tmp->size());
tmp->addSize(ZT_ECC384_SIGNATURE_SIZE);
// Blob must be broken into multiple TXT records that must remain sortable so they are prefixed by a hex value.
// 186-byte chunks yield 248-byte base64 chunks which leaves some margin below the limit of 255.
@ -204,7 +204,7 @@ public:
template<typename I>
inline bool decodeTxtRecords(I start,I end,const uint8_t p384SigningKeyPublic[ZT_ECC384_PUBLIC_KEY_SIZE])
{
uint8_t dec[512],s384[48];
uint8_t dec[256],s384[48];
Buffer<65536> *tmp = nullptr;
try {
std::vector<Str> txtRecords;