[gnome-builder] libide/projects: assert data format between systems

[Christian Hergert <chergert src gnome org>]

commit 33623ca56335cea746bfd2ccaccd94c697a94003
Author: Christian Hergert <chergert redhat com>
Date:   Thu Jul 21 00:58:00 2022 -0700

    libide/projects: assert data format between systems

 src/libide/code/ide-language.c             | 9 +++++----
 src/libide/projects/ide-template-locator.c | 3 +++
 2 files changed, 8 insertions(+), 4 deletions(-)
---
diff --git a/src/libide/code/ide-language.c b/src/libide/code/ide-language.c
index da674ba8c..503747c60 100644
--- a/src/libide/code/ide-language.c
+++ b/src/libide/code/ide-language.c
@@ -33,16 +33,17 @@ ide_language_format_header (GtkSourceLanguage *self,
                             const gchar       *header)
 {
   IdeLineReader reader;
-  const gchar *first_prefix;
-  const gchar *last_prefix;
-  const gchar *line_prefix;
-  const gchar *line;
+  const char *first_prefix;
+  const char *last_prefix;
+  const char *line_prefix;
+  const char *line;
   gboolean first = TRUE;
   GString *outstr;
   gsize len;
   guint prefix_len;
 
   g_return_val_if_fail (GTK_SOURCE_IS_LANGUAGE (self), NULL);
+  g_return_val_if_fail (header == NULL || g_utf8_validate (header, -1, NULL), NULL);
 
   if (ide_str_empty0 (header))
     return g_strdup ("");
diff --git a/src/libide/projects/ide-template-locator.c b/src/libide/projects/ide-template-locator.c
index 6763c56d8..ec58772ce 100644
--- a/src/libide/projects/ide-template-locator.c
+++ b/src/libide/projects/ide-template-locator.c
@@ -53,6 +53,7 @@ ide_template_locator_locate (TmplTemplateLocator  *locator,
 
   g_assert (IDE_IS_TEMPLATE_LOCATOR (self));
   g_assert (path != NULL);
+  g_assert (priv->license_text == NULL || g_utf8_validate (priv->license_text, -1, NULL));
 
   if (g_str_has_prefix (path, "license."))
     {
@@ -64,6 +65,8 @@ ide_template_locator_locate (TmplTemplateLocator  *locator,
           g_autofree char *header = ide_language_format_header (language, priv->license_text);
           gsize len = strlen (header);
 
+          g_assert (g_utf8_validate (header, -1, NULL));
+
           return g_memory_input_stream_new_from_data (g_steal_pointer (&header), len, g_free);
         }