discover/grub2: Add initial command execution

[petitboot] / discover / grub2 / grub2.h

diff --git a/discover/grub2/grub2.h b/discover/grub2/grub2.h
index de74fa5a46e43e8ed92c68beb800036a376e215d..60a573456d3afa286400a7f7e9f2629b0947f0ef 100644 (file)
--- a/discover/grub2/grub2.h
+++ b/discover/grub2/grub2.h
@@ -25,6 +25,11 @@ struct grub2_word {
 
 struct grub2_argv {
        struct list             words;
+
+       /* postprocessing (with process_expansions) populates these to hand to
+        * the grub2_command callbacks */
+       char                    **argv;
+       int                     argc;
 };
 
 struct grub2_statements {
@@ -66,9 +71,18 @@ struct grub2_statement_block {
        struct grub2_statements *statements;
 };
 
+struct grub2_command {
+       const char              *name;
+       int                     (*exec)(struct grub2_script *script,
+                                       int argc, char *argv[]);
+       struct list_item        list;
+};
+
 struct grub2_script {
        struct grub2_statements *statements;
        struct list             environment;
+       struct list             commands;
+       struct list             symtab;
 };
 
 struct grub2_parser {
@@ -119,5 +133,17 @@ int statement_menuentry_execute(struct grub2_script *script,
 
 struct grub2_script *create_script(void *ctx);
 
+const char *script_env_get(struct grub2_script *script, const char *name);
+
+void script_env_set(struct grub2_script *script,
+               const char *name, const char *value);
+
+void script_register_command(struct grub2_script *script,
+               struct grub2_command *command);
+
+struct grub2_command *script_lookup_command(struct grub2_script *script,
+               const char *name);
+
+void register_builtins(struct grub2_script *script);
 #endif /* GRUB2_H */