summaryrefslogtreecommitdiffstats
path: root/src/BlockState.cpp
diff options
context:
space:
mode:
Diffstat (limited to '')
-rw-r--r--src/BlockState.cpp46
1 files changed, 46 insertions, 0 deletions
diff --git a/src/BlockState.cpp b/src/BlockState.cpp
index 4e2607bd3..8ee87c50f 100644
--- a/src/BlockState.cpp
+++ b/src/BlockState.cpp
@@ -83,6 +83,52 @@ BlockState::BlockState(const BlockState & aCopyFrom, const std::map<AString, ASt
+bool BlockState::operator <(const BlockState & aOther) const
+{
+ // Fast-return this using checksum
+ if (mChecksum != aOther.mChecksum)
+ {
+ return (mChecksum < aOther.mChecksum);
+ }
+
+ // Can fast-return this due to how comparison works
+ if (mState.size() != aOther.mState.size())
+ {
+ return (mState.size() < aOther.mState.size());
+ }
+
+ auto itA = mState.begin();
+ auto itOther = aOther.mState.begin();
+
+ // don't need to check itOther, size checks above ensure size(A) == size(O)
+ while (itA != mState.end())
+ {
+ {
+ const auto cmp = itA->first.compare(itOther->first);
+ if (cmp != 0)
+ {
+ return (cmp < 0);
+ }
+ }
+ {
+ const auto cmp = itA->second.compare(itOther->second);
+ if (cmp != 0)
+ {
+ return (cmp < 0);
+ }
+ }
+
+ ++itA;
+ ++itOther;
+ }
+
+ return false;
+}
+
+
+
+
+
bool BlockState::operator ==(const BlockState & aOther) const
{
// Fast-fail if the checksums differ or differrent counts: