PIString replace pibytearray by char *

libs/main/io_devices/piiostring.cpp

@@ -67,8 +67,9 @@ int PIIOString::readDevice(void * read_to, int max_size) {
 	PIString rs = str->mid(pos, max_size);
 	pos += max_size;
 	if (pos > str->size_s()) pos = str->size_s();
-	int ret = rs.lengthAscii();
-	memcpy(read_to, rs.data(), rs.lengthAscii());
+	const char * cc = rs.data();
+	int ret = strlen(cc);
+	memcpy(read_to, cc, ret);
 	return ret;
 }
 
@@ -81,7 +82,7 @@ int PIIOString::writeDevice(const void * data, int max_size) {
 	if (rs.size_s() > max_size) rs.resize(max_size);
 	str->insert(pos, rs);
 	pos += rs.size_s();
-	return rs.lengthAscii();
+	return strlen((const char *)data);
 }
 
 
@@ -90,7 +91,7 @@ int PIIOString::writeString(const PIString & string) {
 	if (pos > str->size_s()) pos = str->size_s();
 	str->insert(pos, string);
 	pos += string.size_s();
-	return string.lengthAscii();
+	return string.size_s();
 }