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- #ifndef MAIN_H
- #define MAIN_H
-
- #define SPACE_MBR_RECORD 2048 /* Sectors*/
- #define SPACE_VBR_RECORD 2048 /* Sectors*/
- #define SIZE_FSCI_RECORD 1 /* Sectors*/
- #define DEFAULT_ENTRY_SIZE 1 /* Sectors*/
- #define SECTOR_SIZE 512 /* BYTES*/
- #define NUMBER_OF_MBR_PARTITIONS 4
- #define DEFAULT_FILE_SIZE 4 /* This is in sectors*/
- #define DEFAULT_DATA_POINTER_SIZE 4 /* This is in sectors*/
- #define DEFAULT_TABLE_SIZE 16
- #define NUM_DATA_POINTERS 27
-
- #include "std_singos/stdio.h"
- #include "std_singos/stdlib.h"
-
- #include "std_singos/string.h"
- #include "driver/disk.h"
- #include "implementation/lsfs.h"
-
- void dump_ax(input);
- void print_stack(argument);
- void print_newline();
-
- typedef struct Directory_Table Directory_Table;
- typedef struct Struct_Table_Entry Table_Entry;
- typedef struct struct_partition_control partition_control;
- typedef struct File_System_Control_Information FSCI;
- typedef struct meta_information_format mif;
- typedef struct tag_record tag_record;
- typedef struct Parameter_Struct Parameter_Struct;
-
- typedef enum Table_Entry_Kind
- {
- /* These are specific values since, is has to corrospond to the implementation in assembly*/
- ENTRY_EMPTY = 0,
- ENTRY_FILE = 1,
- ENTRY_DIRECTORY = 2,
- } Table_Entry_Kind;
-
- typedef enum Service_Action
- {
- SERIVCE_LOAD_DISK = 1,
- SERVICE_FIND_ENTRY = 2,
- SERIVCE_READ_DATA = 3,
- SERIVCE_WRITE_DATA = 4,
-
- } Service_Action;
-
- struct Struct_Table_Entry
- {
- char filename[256];
- long file_id[2];
- long file_size[2];
- void* ext_file_data_low;
- void* ext_file_data_high;
- long number_sector_s; /* <- Just try to remove the last undercore and compile . */
- short entry_kind;
- short extra_control_bits1;
- short extra_control_bits2;
- short extra_control_bits3;
- long table_entry_sector_index[2];
- long data_pointer[NUM_DATA_POINTERS * 2]; /* if it is a directory, the first pointer will be to the next table. */
- };
-
- struct File_System_Control_Information
- {
- char filesystem_information[256];
- long master_table_index[2];
- long this_partition_offset_on_disk[2];
- long next_free_sector[2];
- long next_uniqe_id[2]; /* both files and directories gets this. */
- long next_sector_reuse_pointer[2];
- long last_sector_index_on_partition[2];
- long maximum_sectors_on_disk[2];
- long sector_size_on_disk[2];
- long not_used[48];
-
- };
-
- typedef struct Directory_Table
- {
- Table_Entry entries[DEFAULT_TABLE_SIZE];
-
- };
-
- struct Parameter_Struct
- {
- char* path;
- char* new_path;
- int buffer_segment;
- int buffer_address;
- int buffer_size;
- int data_length;
- int byte_offset_into_file;
- Table_Entry_Kind entry_kind;
- };
-
- #endif
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