From 060870462606f82d3a9b0fe6aca87f8a5de8705e Mon Sep 17 00:00:00 2001 From: Adam Ierymenko Date: Fri, 15 Dec 2017 11:03:20 -0800 Subject: Some micro-optimizations, including a memcpy that is faster than Linux for most distro/compiler versions. --- node/Capability.hpp | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) (limited to 'node/Capability.hpp') diff --git a/node/Capability.hpp b/node/Capability.hpp index 407884ad..bec1f47f 100644 --- a/node/Capability.hpp +++ b/node/Capability.hpp @@ -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(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(p); } -- cgit v1.2.3