More speed stuff.

This commit is contained in:
Adam Ierymenko 2018-12-06 12:47:58 -08:00
parent 18d1772bb4
commit e6f9ab929d
4 changed files with 18 additions and 11 deletions

View file

@ -2003,6 +2003,7 @@ extern "C" void ed25519_amd64_asm_sign(const unsigned char *sk,const unsigned ch
namespace ZeroTier {
#ifdef ZT_CONTROLLER
struct C25519CacheKey
{
uint64_t messageDigest[4];
@ -2019,6 +2020,7 @@ struct C25519CacheValue
static uint64_t _ed25519TimestampCounter = 0;
static Hashtable<C25519CacheKey,C25519CacheValue> _ed25519Cache;
static Mutex _ed25519CacheLock;
#endif
void C25519::agree(const C25519::Private &mine,const C25519::Public &their,void *keybuf,unsigned int keylen)
{
@ -2041,6 +2043,7 @@ void C25519::sign(const C25519::Private &myPrivate,const C25519::Public &myPubli
unsigned char digest[64]; // we sign the first 32 bytes of SHA-512(msg)
SHA512::hash(digest,msg,len);
#ifdef ZT_CONTROLLER
C25519CacheKey ck;
ZT_FAST_MEMCPY(ck.messageDigest,digest,32);
ZT_FAST_MEMCPY(ck.publicKey,myPublic.data + 32,32);
@ -2053,6 +2056,7 @@ void C25519::sign(const C25519::Private &myPrivate,const C25519::Public &myPubli
ZT_FAST_MEMCPY(signature,cv->signature,ZT_C25519_SIGNATURE_LEN);
return;
}
#endif
#ifdef ZT_USE_FAST_X64_ED25519
ed25519_amd64_asm_sign(myPrivate.data + 32,myPublic.data + 32,digest,(unsigned char *)signature);
@ -2100,13 +2104,7 @@ void C25519::sign(const C25519::Private &myPrivate,const C25519::Public &myPubli
sig[32 + i] = s[i];
#endif
/*
Hashtable< Address,SharedPtr<Peer> >::Iterator i(_peers);
Address *a = (Address *)0;
SharedPtr<Peer> *p = (SharedPtr<Peer> *)0;
while (i.next(a,p))
_savePeer((void *)0,*p);
*/
#ifdef ZT_CONTROLLER
C25519CacheValue cvn;
memcpy(cvn.signature,signature,ZT_C25519_SIGNATURE_LEN);
{
@ -2126,6 +2124,7 @@ void C25519::sign(const C25519::Private &myPrivate,const C25519::Public &myPubli
cvn.timestamp = ++_ed25519TimestampCounter;
_ed25519Cache.set(ck,cvn);
}
#endif
}
bool C25519::verify(const C25519::Public &their,const void *msg,unsigned int len,const void *signature)
@ -2136,6 +2135,7 @@ bool C25519::verify(const C25519::Public &their,const void *msg,unsigned int len
if (!Utils::secureEq(sig + 64,digest,32))
return false;
#ifdef ZT_CONTROLLER
C25519CacheKey ck;
ZT_FAST_MEMCPY(ck.messageDigest,digest,32);
ZT_FAST_MEMCPY(ck.publicKey,their.data + 32,32);
@ -2147,6 +2147,7 @@ bool C25519::verify(const C25519::Public &their,const void *msg,unsigned int len
if (cv) {
return Utils::secureEq(cv->signature,signature,ZT_C25519_SIGNATURE_LEN);
}
#endif
unsigned char t2[32];
ge25519 get1, get2;