diff --git a/src/lib3270++/private.h b/src/lib3270++/private.h
index 955a086..9d4c07d 100644
--- a/src/lib3270++/private.h
+++ b/src/lib3270++/private.h
@@ -241,8 +241,9 @@
 				};
 
 				struct {
-					DWORD 	  length;
-					DWORD	  used;
+					DWORD 	  length;	///< @brief Length of input buffer.
+					DWORD	  used;		///< @brief Length of used block.
+					DWORD	  current;	///< @brief Offset of the current argument.
 					uint8_t * block;
 				} in;
 
@@ -256,9 +257,12 @@
 					Type type;
 				};
 
-				/// @brief Create DataBlock
+				/// @brief Store value on data block.
 				DataBlock * pushBlock(const void *ptr, size_t len);
 
+				/// @brief Get next argument.
+				DataBlock * getNextBlock() const;
+
 #else
 				struct {
 					DBusMessage		* in;
@@ -290,7 +294,6 @@
 				Request & call();
 
 				// Push values
-
 				Request & push(const char *arg);
 
 				// Pop values
diff --git a/src/lib3270++/windows/request.cc b/src/lib3270++/windows/request.cc
index 0721429..54bb244 100644
--- a/src/lib3270++/windows/request.cc
+++ b/src/lib3270++/windows/request.cc
@@ -91,7 +91,7 @@
 
 	}
 
-	/// @brief Create DataBlock
+	/// @brief Store value on data block.
 	IPC::Request::DataBlock * IPC::Request::pushBlock(const void *ptr, size_t length) {
 
 		if((out.used + length + sizeof(IPC::Request::DataBlock)) >= out.length) {
@@ -107,17 +107,61 @@
 
 	}
 
+	/// @brief Get next argument.
+	IPC::Request::DataBlock * IPC::Request::getNextBlock() const {
+
+		if((in.current + sizeof(IPC::Request::DataBlock)) >= in.used) {
+			throw std::runtime_error("Out of range");
+		}
+
+		return (IPC::Request::DataBlock *) (in.block + in.current);
+
+	}
+
 	IPC::Request & IPC::Request::push(const char *arg) {
 		pushBlock(arg, strlen(arg)+1)->type = IPC::Request::String;
 		return *this;
 	}
 
 	IPC::Request & IPC::Request::pop(std::string &value) {
+		DataBlock * block = getNextBlock();
+
+		if(block->type != IPC::Request::String)
+			throw std::runtime_error("Invalid format");
+
+		const char *ptr = (const char *) (block+1);
+
+		in.current += (strlen(ptr)+1+sizeof(DataBlock));
+
+		value.assign(ptr);
 
 		return *this;
 	}
 
 	IPC::Request & IPC::Request::Request::pop(int &value) {
+
+		DataBlock * block = getNextBlock();
+
+		switch(block->type) {
+		case IPC::Request::Int16:
+			value = * ((int16_t *) (block+1));
+			in.current += sizeof(int16_t) + sizeof(DataBlock);
+			break;
+
+		case IPC::Request::Int32:
+			value = * ((int32_t *) (block+1));
+			in.current += sizeof(int32_t) + sizeof(DataBlock);
+			break;
+
+		case IPC::Request::Int64:
+			value = * ((int64_t *) (block+1));
+			in.current += sizeof(int64_t) + sizeof(DataBlock);
+			break;
+
+		default:
+			throw std::runtime_error("Invalid format");
+		}
+
 		return *this;
 	}
 
diff --git a/src/lib3270++/windows/session.cc b/src/lib3270++/windows/session.cc
index f2986a2..58470d2 100644
--- a/src/lib3270++/windows/session.cc
+++ b/src/lib3270++/windows/session.cc
@@ -95,6 +95,8 @@
 		lib3270_trace_data(NULL,"Request block",(const char *) this->out.block, this->out.used);
 #endif // DEBUG
 
+		in.current = 0;
+
 		if(!TransactNamedPipe(
 				this->hPipe,
 				this->out.block,
--
libgit2 0.21.2