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-rw-r--r--src/Hash.cpp12
1 files changed, 12 insertions, 0 deletions
diff --git a/src/Hash.cpp b/src/Hash.cpp
index 364cddd..4b045a4 100644
--- a/src/Hash.cpp
+++ b/src/Hash.cpp
@@ -17,6 +17,8 @@ namespace odhtdb
static SodiumInitializer __sodiumInitializer;
+ static const Hash EMPTY_HASH;
+
Hash::Hash()
{
memset(data, 0, HASH_BYTE_SIZE);
@@ -44,8 +46,18 @@ namespace odhtdb
return memcmp(data, other.data, HASH_BYTE_SIZE) == 0;
}
+ bool Hash::operator!=(const Hash &other) const
+ {
+ return !operator==(other);
+ }
+
std::string Hash::toString() const
{
return bin2hex(data, HASH_BYTE_SIZE);
}
+
+ bool Hash::isEmpty() const
+ {
+ return *this == EMPTY_HASH;
+ }
}