the reader now controls the PGF version

2021-09-12 08:26:05 +02:00
parent a7f00a4e84
commit f1e1564228
3 changed files with 10 additions and 2 deletions
@@ -437,6 +437,11 @@ ref<PgfPGF> PgfReader::read_pgf()
    pgf->major_version = read_u16be();
    pgf->minor_version = read_u16be();

+    if (pgf->major_version != PGF_MAJOR_VERSION ||
+        pgf->minor_version != PGF_MINOR_VERSION) {
+        throw pgf_error("Unsupported format version");
+    }
+
    pgf->gflags = read_namespace<PgfFlag>(&PgfReader::read_flag);

    read_abstract(ref<PgfAbstr>::from_ptr(&pgf->abstract));