git.ozlabs.org Git - petitboot/blob - discover/grub2/grub2.h

   1 #ifndef GRUB2_H
   2 #define GRUB2_H
   3
   4 #include <stdbool.h>
   5 #include <list/list.h>
   6
   7 struct grub2_parser;
   8
   9 struct grub2_word {
  10         const char              *text;
  11         bool                    expand;
  12         bool                    split;
  13         struct grub2_word       *next;
  14         struct list_item        argv_list;
  15 };
  16
  17 struct grub2_argv {
  18         struct list             words;
  19 };
  20
  21 struct grub2_statements {
  22         struct list             list;
  23 };
  24
  25 struct grub2_statement {
  26         struct list_item        list;
  27         enum {
  28                 STMT_TYPE_SIMPLE,
  29                 STMT_TYPE_MENUENTRY,
  30                 STMT_TYPE_IF,
  31                 STMT_TYPE_BLOCK,
  32         } type;
  33 };
  34
  35 struct grub2_statement_simple {
  36         struct grub2_statement  st;
  37         struct grub2_argv       *argv;
  38 };
  39
  40 struct grub2_statement_menuentry {
  41         struct grub2_statement  st;
  42         struct grub2_argv       *argv;
  43         struct grub2_statements *statements;
  44 };
  45
  46 struct grub2_statement_if {
  47         struct grub2_statement  st;
  48         struct grub2_statement  *condition;
  49         struct grub2_statements *true_case;
  50         struct grub2_statements *false_case;
  51 };
  52
  53 struct grub2_statement_block {
  54         struct grub2_statement  st;
  55         struct grub2_statements *statements;
  56 };
  57
  58 struct grub2_script {
  59         struct grub2_statements *statements;
  60 };
  61
  62 struct grub2_parser {
  63         void                    *scanner;
  64         struct grub2_script     *script;
  65 };
  66
  67 struct grub2_statements *create_statements(struct grub2_parser *parser);
  68
  69 struct grub2_statement *create_statement_simple(struct grub2_parser *parser,
  70                 struct grub2_argv *argv);
  71
  72 struct grub2_statement *create_statement_menuentry(struct grub2_parser *parser,
  73                 struct grub2_argv *argv, struct grub2_statements *stmts);
  74
  75 struct grub2_statement *create_statement_if(struct grub2_parser *parser,
  76                 struct grub2_statement *condition,
  77                 struct grub2_statements *true_case,
  78                 struct grub2_statements *false_case);
  79
  80 struct grub2_statement *create_statement_block(struct grub2_parser *parser,
  81                 struct grub2_statements *stmts);
  82
  83 struct grub2_word *create_word(struct grub2_parser *parser, const char *text,
  84                 bool expand, bool split);
  85
  86 struct grub2_argv *create_argv(struct grub2_parser *parser);
  87
  88 void statement_append(struct grub2_statements *stmts,
  89                 struct grub2_statement *stmt);
  90
  91 void argv_append(struct grub2_argv *argv, struct grub2_word *word);
  92
  93 void word_append(struct grub2_word *w1, struct grub2_word *w2);
  94
  95 /* script interface */
  96
  97 struct grub2_script *create_script(void *ctx);
  98
  99 #endif /* GRUB2_H */
 100