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Save a little bit of RAM by getting rid of overkill CMWC4096 non-crypto PRNG and replacing it with a simple non-crypto PRNG that just uses Salsa20.

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This commit is contained in:
Adam Ierymenko
2015-07-07 10:49:50 -07:00
parent 41fc08b330
commit 3f567a07ca
6 changed files with 32 additions and 104 deletions
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5
node/Switch.cpp
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@ -42,7 +42,6 @@
#include "InetAddress.hpp"
#include "Topology.hpp"
#include "Peer.hpp"
#include "CMWC4096.hpp"
#include "AntiRecursion.hpp"
#include "Packet.hpp"
@ -236,7 +235,7 @@ void Switch::onLocalEthernet(const SharedPtr<Network> &network,const MAC &from,c
while (numBridges < ZT_MAX_BRIDGE_SPAM) {
if (ab == nconf->activeBridges().end())
ab = nconf->activeBridges().begin();
if (((unsigned long)RR->prng->next32() % (unsigned long)nconf->activeBridges().size()) == 0) {
if (((unsigned long)RR->node->prng() % (unsigned long)nconf->activeBridges().size()) == 0) {
bridges[numBridges++] = *ab;
++ab;
} else ++ab;
@ -327,7 +326,7 @@ bool Switch::unite(const Address &p1,const Address &p2,bool force)
* the order we make each attempted NAT-t favor one or the other going
* first, meaning if it doesn't succeed the first time it might the second
* and so forth. */
unsigned int alt = RR->prng->next32() & 1;
unsigned int alt = (unsigned int)RR->node->prng() & 1;
unsigned int completed = alt + 2;
while (alt != completed) {
if ((alt & 1) == 0) {