discover/grub2: Hook up flex/bison parser to discover server

[petitboot] / discover / grub2 / parser.y

diff --git a/discover/grub2/parser.y b/discover/grub2/parser.y
index 0d02bc155aa6793134e25ee05bc607e68d68eaac..f49cecdc3382cb630817b00d071d4ff00dfeaa59 100644 (file)
--- a/discover/grub2/parser.y
+++ b/discover/grub2/parser.y
@@ -220,3 +220,28 @@ void word_append(struct grub2_word *w1, struct grub2_word *w2)
        w1->last->next = w2;
        w1->last = w2;
 }
+
+struct grub2_parser *grub2_parser_create(void *ctx)
+{
+       struct grub2_parser *parser;
+
+       parser = talloc(ctx, struct grub2_parser);
+       yylex_init_extra(parser, &parser->scanner);
+       parser->script = create_script(parser);
+
+       return parser;
+}
+
+void grub2_parser_parse(struct grub2_parser *parser, char *buf, int len)
+{
+       YY_BUFFER_STATE bufstate;
+
+       bufstate = yy_scan_bytes(buf, len - 1, parser->scanner);
+
+       yyparse(parser);
+
+       yy_delete_buffer(bufstate, parser->scanner);
+
+       script_execute(parser->script);
+}
+