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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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10
node/Capability.hpp
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@ -94,7 +94,7 @@ public:
_maxCustodyChainLength = (mccl > 0) ? ((mccl < ZT_MAX_CAPABILITY_CUSTODY_CHAIN_LENGTH) ? mccl : (unsigned int)ZT_MAX_CAPABILITY_CUSTODY_CHAIN_LENGTH) : 1;
_ruleCount = (ruleCount < ZT_MAX_CAPABILITY_RULES) ? ruleCount : ZT_MAX_CAPABILITY_RULES;
if (_ruleCount)
memcpy(_rules,rules,sizeof(ZT_VirtualNetworkRule) * _ruleCount);
ZT_FAST_MEMCPY(_rules,rules,sizeof(ZT_VirtualNetworkRule) * _ruleCount);
}
/**
@ -320,16 +320,16 @@ public:
break;
case ZT_NETWORK_RULE_MATCH_MAC_SOURCE:
case ZT_NETWORK_RULE_MATCH_MAC_DEST:
memcpy(rules[ruleCount].v.mac,b.field(p,6),6);
ZT_FAST_MEMCPY(rules[ruleCount].v.mac,b.field(p,6),6);
break;
case ZT_NETWORK_RULE_MATCH_IPV4_SOURCE:
case ZT_NETWORK_RULE_MATCH_IPV4_DEST:
memcpy(&(rules[ruleCount].v.ipv4.ip),b.field(p,4),4);
ZT_FAST_MEMCPY(&(rules[ruleCount].v.ipv4.ip),b.field(p,4),4);
rules[ruleCount].v.ipv4.mask = (uint8_t)b[p + 4];
break;
case ZT_NETWORK_RULE_MATCH_IPV6_SOURCE:
case ZT_NETWORK_RULE_MATCH_IPV6_DEST:
memcpy(rules[ruleCount].v.ipv6.ip,b.field(p,16),16);
ZT_FAST_MEMCPY(rules[ruleCount].v.ipv6.ip,b.field(p,16),16);
rules[ruleCount].v.ipv6.mask = (uint8_t)b[p + 16];
break;
case ZT_NETWORK_RULE_MATCH_IP_TOS:
@ -452,7 +452,7 @@ public:
if (b.template at<uint16_t>(p) != ZT_C25519_SIGNATURE_LEN)
throw ZT_EXCEPTION_INVALID_SERIALIZED_DATA_INVALID_CRYPTOGRAPHIC_TOKEN;
p += 2;
memcpy(_custody[i].signature.data,b.field(p,ZT_C25519_SIGNATURE_LEN),ZT_C25519_SIGNATURE_LEN); p += ZT_C25519_SIGNATURE_LEN;
ZT_FAST_MEMCPY(_custody[i].signature.data,b.field(p,ZT_C25519_SIGNATURE_LEN),ZT_C25519_SIGNATURE_LEN); p += ZT_C25519_SIGNATURE_LEN;
} else {
p += 2 + b.template at<uint16_t>(p);
}