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Some micro-optimizations, including a memcpy that is faster than Linux for most distro/compiler versions.

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This commit is contained in:
Adam Ierymenko 2017-12-15 11:03:20 -08:00
parent cb8e7b4d5e
commit 0608704626
22 changed files with 163 additions and 81 deletions
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4
service/OneService.cpp
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@ -1971,7 +1971,7 @@ public:
// After setting up tap, fall through to CONFIG_UPDATE since we also want to do this...
case ZT_VIRTUAL_NETWORK_CONFIG_OPERATION_CONFIG_UPDATE:
memcpy(&(n.config),nwc,sizeof(ZT_VirtualNetworkConfig));
ZT_FAST_MEMCPY(&(n.config),nwc,sizeof(ZT_VirtualNetworkConfig));
if (n.tap) { // sanity check
#ifdef __WINDOWS__
// wait for up to 5 seconds for the WindowsEthernetTap to actually be initialized
@ -2298,7 +2298,7 @@ public:
else return 0;
const std::vector<InetAddress> *l = lh->get(ztaddr);
if ((l)&&(l->size() > 0)) {
memcpy(result,&((*l)[(unsigned long)_node->prng() % l->size()]),sizeof(struct sockaddr_storage));
ZT_FAST_MEMCPY(result,&((*l)[(unsigned long)_node->prng() % l->size()]),sizeof(struct sockaddr_storage));
return 1;
} else return 0;
}