X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fargumentstore.cpp;h=532d66aaa230e49a63209be828de19ab3b5ed5aa;hb=HEAD;hp=49bdbada1b2c5fa49bdb4b9e4158b9c901c8dc13;hpb=3b78eeb8b92dc3524d6a0456b4daf0a0f3dbf813;p=libs%2Fdatafile.git

diff --git a/source/argumentstore.cpp b/source/argumentstore.cpp
index 49bdbad..22cb11f 100644
--- a/source/argumentstore.cpp
+++ b/source/argumentstore.cpp
@@ -1,5 +1,8 @@
+#include <stdexcept>
 #include "argumentstore.h"
 
+using namespace std;
+
 namespace Msp {
 namespace DataFile {
 
@@ -19,7 +22,30 @@ ArgumentStore::ArgumentStore(const StatementInfo &n):
 		}
 }
 
+ArgumentStore::ArgumentStore(const ArgumentStore &other):
+	info(other.info),
+	store(new char[info.args_size])
+{
+	copy_from(other.store);
+}
+
+ArgumentStore &ArgumentStore::operator=(const ArgumentStore &other)
+{
+	if(&other.info!=&info)
+		throw invalid_argument("ArgumentStore::operator=");
+
+	destroy();
+	copy_from(other.store);
+
+	return *this;
+}
+
 ArgumentStore::~ArgumentStore()
+{
+	destroy();
+}
+
+void ArgumentStore::destroy()
 {
 	for(unsigned i=0; i<info.key.signature.size(); ++i)
 		switch(info.key.signature[i])
@@ -31,6 +57,25 @@ ArgumentStore::~ArgumentStore()
 			reinterpret_cast<SymbolType::Store *>(store+info.arg_offsets[i])->~Symbol();
 			break;
 		}
+
+	delete[] store;
+}
+
+void ArgumentStore::copy_from(const char *other)
+{
+	for(unsigned i=0; i<info.key.signature.size(); ++i)
+		switch(info.key.signature[i])
+		{
+		case StringType::signature:
+			new(store+info.arg_offsets[i]) StringType::Store(*reinterpret_cast<const StringType::Store *>(other+info.arg_offsets[i]));
+			break;
+		case SymbolType::signature:
+			new(store+info.arg_offsets[i]) SymbolType::Store(*reinterpret_cast<const SymbolType::Store *>(other+info.arg_offsets[i]));
+			break;
+		default:
+			copy(other+info.arg_offsets[i], other+(i+1<info.arg_offsets.size() ? info.arg_offsets[i+1] : info.args_size), store+info.arg_offsets[i]);
+			break;
+		}
 }
 
 } // namespace DataFile