From: Daniel Kolesa <d.kolesa@samsung.com>
Date: Sun, 26 May 2019 16:30:02 +0000 (+0200)
Subject: eolian: prevent parsing when eo file version is too new
X-Git-Tag: submit/tizen/20190530.111225~11
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=78e43e824cb9f95151c47a0a14f556c1b0ea7b51;p=platform%2Fupstream%2Fefl.git

eolian: prevent parsing when eo file version is too new
---

diff --git a/src/lib/eolian/Eolian.h b/src/lib/eolian/Eolian.h
index fdda984..a612f3a 100644
--- a/src/lib/eolian/Eolian.h
+++ b/src/lib/eolian/Eolian.h
@@ -84,6 +84,9 @@ extern "C" {
 
 #ifdef EFL_BETA_API_SUPPORT
 
+/* The maximum format version supported by this version of Eolian */
+#define EOLIAN_FILE_FORMAT_VERSION 1
+
 /* State information
  *
  * Possible to cast to Eolian_Unit and use as such, as this represents
diff --git a/src/lib/eolian/eo_parser.c b/src/lib/eolian/eo_parser.c
index 74c76d3..4fc14be 100644
--- a/src/lib/eolian/eo_parser.c
+++ b/src/lib/eolian/eo_parser.c
@@ -2300,6 +2300,8 @@ parse_chunk(Eo_Lexer *ls, Eina_Bool eot)
                eo_lexer_syntax_error(ls, "#version too low");
 
              ls->unit->version = (unsigned short)(ls->t.value.u);
+             if (ls->unit->version > EOLIAN_FILE_FORMAT_VERSION)
+               eo_lexer_syntax_error(ls, "file version too new for this version of Eolian");
              eo_lexer_get(ls);
              break;
            }