qobject: Make QString immutable

The functions to modify a QString's string are all unused now.  Drop
them, and make the string immutable.  Saves 16 bytes per QString on my
system.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20201211171152.146877-21-armbru@redhat.com>

1 files changed, 1 insertions, 7 deletions

diff --git a/include/qapi/qmp/qstring.h b/include/qapi/qmp/qstring.h
index 53567db6c0..1d8ba46936 100644
--- a/include/qapi/qmp/qstring.h
+++ b/include/qapi/qmp/qstring.h
@@ -17,19 +17,13 @@
 
 struct QString {
     struct QObjectBase_ base;
-    char *string;
-    size_t length;
-    size_t capacity;
+    const char *string;
 };
 
 QString *qstring_new(void);
 QString *qstring_from_str(const char *str);
 QString *qstring_from_substr(const char *str, size_t start, size_t end);
 QString *qstring_from_gstring(GString *gstr);
-size_t qstring_get_length(const QString *qstring);
 const char *qstring_get_str(const QString *qstring);
-void qstring_append_int(QString *qstring, int64_t value);
-void qstring_append(QString *qstring, const char *str);
-void qstring_append_chr(QString *qstring, int c);
 
 #endif /* QSTRING_H */