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/*
* s390-tools/zipl/include/scan.h
* Scanner for zipl.conf configuration files
*
* Copyright IBM Corp. 2001, 2017
*
* s390-tools is free software; you can redistribute it and/or modify
* it under the terms of the MIT license. See LICENSE for details.
*
*/
#ifndef SCAN_H
#define SCAN_H
#include "zipl.h"
#define SCAN_SECTION_NUM 9
#define SCAN_KEYWORD_NUM 23
#define SCAN_KEYWORD_ONLY_NUM 1
#define SCAN_AUTOMENU_NAME "zipl-automatic-menu"
enum scan_id {
scan_id_empty = 0,
scan_id_section_heading = 1,
scan_id_menu_heading = 2,
scan_id_keyword_assignment = 3,
scan_id_number_assignment = 4,
scan_id_keyword_only = 5,
};
enum scan_keyword_id {
scan_keyword_default = 0,
scan_keyword_dumpto = 1,
scan_keyword_dumptofs = 2,
scan_keyword_image = 3,
scan_keyword_parameters = 4,
scan_keyword_parmfile = 5,
scan_keyword_ramdisk = 6,
scan_keyword_segment = 7,
scan_keyword_target = 8,
scan_keyword_prompt = 9,
scan_keyword_timeout = 10,
scan_keyword_defaultmenu = 11,
scan_keyword_tape = 12,
scan_keyword_mvdump = 13,
scan_keyword_targetbase = 14,
scan_keyword_targettype = 15,
scan_keyword_targetgeometry = 16,
scan_keyword_targetblocksize = 17,
scan_keyword_targetoffset = 18,
scan_keyword_defaultauto = 19,
scan_keyword_kdump = 20,
scan_keyword_secure = 21,
scan_keyword_optional = 22,
};
enum scan_section_type {
section_invalid = -1,
section_default_auto = 0,
section_default_menu = 1,
section_default_section = 2,
section_ipl = 3,
section_segment = 4,
section_dump = 5,
section_dumpfs = 6,
section_ipl_tape = 7,
section_mvdump = 8,
};
enum scan_target_type {
target_type_invalid = -1,
target_type_scsi = 0,
target_type_fba = 1,
target_type_ldl = 2,
target_type_cdl = 3,
};
enum scan_key_state {
req, /* Keyword is required */
opt, /* Keyword is optional */
inv /* Keyword is invalid */
};
struct scan_section_heading {
char* name;
};
struct scan_menu_heading {
char* name;
};
struct scan_keyword_assignment {
enum scan_keyword_id keyword;
char* value;
};
struct scan_number_assignment {
int number;
char* value;
};
struct scan_keyword_only {
enum scan_keyword_id keyword;
};
struct scan_token {
enum scan_id id;
int line;
union {
struct scan_section_heading section;
struct scan_menu_heading menu;
struct scan_keyword_assignment keyword;
struct scan_number_assignment number;
struct scan_keyword_only keyword_only;
} content;
};
/* Determines which keyword may be present in which section */
extern enum scan_key_state scan_key_table[SCAN_SECTION_NUM][SCAN_KEYWORD_NUM];
int scan_file(const char* filename, struct scan_token** array);
int scan_bls(const char* blsdir, struct scan_token** token, int scan_size);
void scan_free(struct scan_token* array);
char* scan_keyword_name(enum scan_keyword_id id);
int scan_check_defaultboot(struct scan_token* scan);
struct scan_token* scan_build_automenu(struct scan_token* scan);
int scan_check(struct scan_token* scan);
void scan_update_bls_path(struct scan_token *scan);
int scan_find_section(struct scan_token* scan, char* name, enum scan_id type,
int offset);
int scan_check_section_data(char* keyword[], int* line, char* name,
int section_line, enum scan_section_type* type);
int scan_check_target_data(char* keyword[], int* line);
enum scan_section_type scan_get_section_type(char* keyword[]);
enum scan_target_type scan_get_target_type(char *type);
#endif /* not SCAN_H */
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