/* parser.h - prototypes for the command line parser. */ /* * GRUB -- GRand Unified Bootloader * Copyright (C) 2005 Free Software Foundation, Inc. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ #ifndef GRUB_PARSER_HEADER #define GRUB_PARSER_HEADER 1 #include #include /* All the states for the command line. */ typedef enum { GRUB_PARSER_STATE_TEXT = 1, GRUB_PARSER_STATE_ESC, GRUB_PARSER_STATE_QUOTE, GRUB_PARSER_STATE_DQUOTE, GRUB_PARSER_STATE_VAR, GRUB_PARSER_STATE_VARNAME, GRUB_PARSER_STATE_VARNAME2, GRUB_PARSER_STATE_QVAR, GRUB_PARSER_STATE_QVARNAME, GRUB_PARSER_STATE_QVARNAME2 } grub_parser_state_t; /* A single state transition. */ struct grub_parser_state_transition { /* The state that is looked up. */ grub_parser_state_t from_state; /* The next state, determined by FROM_STATE and INPUT. */ grub_parser_state_t to_state; /* The input that will determine the next state from FROM_STATE. */ char input; /* If set to 1, the input is valid and should be used. */ int keep_value; }; /* Determines the state following STATE, determined by C. */ grub_parser_state_t EXPORT_FUNC (grub_parser_cmdline_state) (grub_parser_state_t state, char c, char *result); grub_err_t EXPORT_FUNC (grub_parser_split_cmdline) (const char *cmdline, grub_err_t (*getline) (char **), int *argc, char ***argv); #endif /* ! GRUB_PARSER_HEADER */