utils/imxtools/dbparser.h

   1 /***************************************************************************
   2  *             __________               __   ___.
   3  *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   4  *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
   5  *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
   6  *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   7  *                     \/            \/     \/    \/            \/
   8  * $Id$
   9  *
  10  * Copyright (C) 2011 Amaury Pouly
  11  *
  12  * This program is free software; you can redistribute it and/or
  13  * modify it under the terms of the GNU General Public License
  14  * as published by the Free Software Foundation; either version 2
  15  * of the License, or (at your option) any later version.
  16  *
  17  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
  18  * KIND, either express or implied.
  19  *
  20  ****************************************************************************/
  21 #ifndef __DBPARSER__
  22 #define __DBPARSER__
  23
  24 /**
  25  * Command file parsing
  26  */
  27 #include "sb.h"
  28 #include "elf.h"
  29
  30 enum cmd_source_type_t
  31 {
  32     CMD_SRC_UNK,
  33     CMD_SRC_ELF,
  34     CMD_SRC_BIN
  35 };
  36
  37 struct bin_param_t
  38 {
  39     uint32_t size;
  40     void *data;
  41 };
  42
  43 struct cmd_source_t
  44 {
  45     char *identifier;
  46     bool is_extern;
  47     // <union>
  48     int extern_nr;
  49     char *filename;
  50     // </union>
  51     struct cmd_source_t *next;
  52     /* for later use */
  53     enum cmd_source_type_t type;
  54     bool loaded;
  55     struct elf_params_t elf;
  56     struct bin_param_t bin;
  57 };
  58
  59 enum cmd_inst_type_t
  60 {
  61     CMD_LOAD, /* load image */
  62     CMD_JUMP, /* jump at image */
  63     CMD_CALL, /* call image */
  64     CMD_LOAD_AT, /* load binary at */
  65     CMD_CALL_AT, /* call at address */
  66     CMD_JUMP_AT, /* jump at address */
  67     CMD_MODE, /* change boot mode */
  68 };
  69
  70 struct cmd_inst_t
  71 {
  72     enum cmd_inst_type_t type;
  73     char *identifier;
  74     uint32_t argument; // for jump, call, mode
  75     uint32_t addr; // for 'at'
  76     struct cmd_inst_t *next;
  77 };
  78
  79 struct cmd_option_t
  80 {
  81     char *name;
  82     bool is_string;
  83     /* <union> */
  84         uint32_t val;
  85         char *str;
  86     /* </union> */
  87     struct cmd_option_t *next;
  88 };
  89
  90 struct cmd_section_t
  91 {
  92     uint32_t identifier;
  93     bool is_data;
  94     // <union>
  95         struct cmd_inst_t *inst_list;
  96         char *source_id;
  97     // </union>
  98     struct cmd_section_t *next;
  99     struct cmd_option_t *opt_list;
 100 };
 101
 102 struct cmd_file_t
 103 {
 104     struct cmd_option_t *opt_list;
 105     struct cmd_option_t *constant_list; /* constant are always integers */
 106     struct cmd_source_t *source_list;
 107     struct cmd_section_t *section_list;
 108 };
 109
 110 struct cmd_source_t *db_find_source_by_id(struct cmd_file_t *cmd_file, const char *id);
 111 struct cmd_option_t *db_find_option_by_id(struct cmd_option_t *opt, const char *name);
 112 bool db_parse_sb_version(struct sb_version_t *ver, char *str);
 113 void db_generate_default_sb_version(struct sb_version_t *ver);
 114 struct cmd_file_t *db_parse_file(const char *file);
 115 void db_free_option_list(struct cmd_option_t *opt_list);
 116 void db_free(struct cmd_file_t *file);
 117
 118 #endif /* __DBPARSER__ */