Merge remote-tracking branch 'remotes/armbru/tags/pull-qapi-2019-06-12' into staging

[mirror_qemu.git] / qapi / string-output-visitor.c

diff --git a/qapi/string-output-visitor.c b/qapi/string-output-visitor.c
index 94ac8211d144bff055a5b67c22b9bb242cc703f7..7ab64468d9a58a6a4529dba6a08435a17d07af36 100644 (file)
--- a/qapi/string-output-visitor.c
+++ b/qapi/string-output-visitor.c
@@ -211,10 +211,8 @@ static void print_type_size(Visitor *v, const char *name, uint64_t *obj,
                             Error **errp)
 {
     StringOutputVisitor *sov = to_sov(v);
-    static const char suffixes[] = { 'B', 'K', 'M', 'G', 'T', 'P', 'E' };
-    uint64_t div, val;
-    char *out;
-    int i;
+    uint64_t val;
+    char *out, *psize;
 
     if (!sov->human) {
         out = g_strdup_printf("%"PRIu64, *obj);
@@ -223,19 +221,11 @@ static void print_type_size(Visitor *v, const char *name, uint64_t *obj,
     }
 
     val = *obj;
-
-    /* The exponent (returned in i) minus one gives us
-     * floor(log2(val * 1024 / 1000).  The correction makes us
-     * switch to the higher power when the integer part is >= 1000.
-     */
-    frexp(val / (1000.0 / 1024.0), &i);
-    i = (i - 1) / 10;
-    assert(i < ARRAY_SIZE(suffixes));
-    div = 1ULL << (i * 10);
-
-    out = g_strdup_printf("%"PRIu64" (%0.3g %c%s)", val,
-                          (double)val/div, suffixes[i], i ? "iB" : "");
+    psize = size_to_str(val);
+    out = g_strdup_printf("%"PRIu64" (%s)", val, psize);
     string_output_set(sov, out);
+
+    g_free(psize);
 }
 
 static void print_type_bool(Visitor *v, const char *name, bool *obj,
@@ -266,6 +256,20 @@ static void print_type_number(Visitor *v, const char *name, double *obj,
     string_output_set(sov, g_strdup_printf("%f", *obj));
 }
 
+static void print_type_null(Visitor *v, const char *name, QNull **obj,
+                            Error **errp)
+{
+    StringOutputVisitor *sov = to_sov(v);
+    char *out;
+
+    if (sov->human) {
+        out = g_strdup("<null>");
+    } else {
+        out = g_strdup("");
+    }
+    string_output_set(sov, out);
+}
+
 static void
 start_list(Visitor *v, const char *name, GenericList **list, size_t size,
            Error **errp)
@@ -351,6 +355,7 @@ Visitor *string_output_visitor_new(bool human, char **result)
     v->visitor.type_bool = print_type_bool;
     v->visitor.type_str = print_type_str;
     v->visitor.type_number = print_type_number;
+    v->visitor.type_null = print_type_null;
     v->visitor.start_list = start_list;
     v->visitor.next_list = next_list;
     v->visitor.end_list = end_list;