Create wmem versions of val_to_str and val_to_str_ext

These will be used to replace cases where packet-scope isn't valid for val_to_str/val_to_str_ext calls

Change-Id: Ie8a4c423a8608548c837c1ae7edde52c4d728340
Reviewed-on: https://code.wireshark.org/review/6880
Petri-Dish: Michael Mann <mmann78@netscape.net>
Tested-by: Petri Dish Buildbot <buildbot-no-reply@wireshark.org>
Reviewed-by: Michael Mann <mmann78@netscape.net>

1 files changed, 28 insertions, 0 deletions

diff --git a/epan/value_string.c b/epan/value_string.c
index 9cfb7af39c..e4879da69e 100644
--- a/epan/value_string.c
+++ b/epan/value_string.c
@@ -50,6 +50,20 @@ val_to_str(const guint32 val, const value_string *vs, const char *fmt)
     return ep_strdup_printf(fmt, val);
 }
 
+const gchar *
+val_to_str_wmem(wmem_allocator_t *scope, const guint32 val, const value_string *vs, const char *fmt)
+{
+    const gchar *ret;
+
+    DISSECTOR_ASSERT(fmt != NULL);
+
+    ret = try_val_to_str(val, vs);
+    if (ret != NULL)
+        return ret;
+
+    return wmem_strdup_printf(scope, fmt, val);
+}
+
 /* Tries to match val against each element in the value_string array vs.
    Returns the associated string ptr on a match.
    Returns 'unknown_str', on failure. */
@@ -315,6 +329,20 @@ val_to_str_ext(const guint32 val, value_string_ext *vse, const char *fmt)
     return ep_strdup_printf(fmt, val);
 }
 
+const gchar *
+val_to_str_ext_wmem(wmem_allocator_t *scope, const guint32 val, value_string_ext *vse, const char *fmt)
+{
+    const gchar *ret;
+
+    DISSECTOR_ASSERT(fmt != NULL);
+
+    ret = try_val_to_str_ext(val, vse);
+    if (ret != NULL)
+        return ret;
+
+    return wmem_strdup_printf(scope, fmt, val);
+}
+
 /* Like val_to_str_const for extended value strings */
 const gchar *
 val_to_str_ext_const(const guint32 val, value_string_ext *vse,