emmafs/super.c

#ifndef SUPER_H_
#define SUPER_H_

#include "util.h"
#include "inode.h"

// fs attributes
#define MAGIC 0x7F631EC4
#define VERSION 0.0.0.1
#define BLOCKSIZE 4096

uint32_t free_blocks;
uint32_t inode_count;

struct inode_table {
    // TODO: Change currently hardcoded value to actually accurately describe the size of the filesystem, only for temporary purposes.
    Inode* inodes[640000];
};

struct super_block {
    // fs info
    char version[8];
    uint64_t magic;
    // fs attributes
    uint16_t blocksize;
    uint64_t block_count;
    uint64_t free_bloks;
    uint64_t inode_count;
    uint64_t free_inodes;
    // Timestamps
    tm fs_creation;
    tm last_write;

    // inode table
    struct inode_table* inode_table;
};

// TODO: Do research on how the fuck to actually do this kind of Array operation
Inode* find_inode(char filename[], struct super_block sblock) {
    struct inode_table* itable = sblock.inode_table;
    // while (itable[inode] != NULL; inode++) {
    //     if (strcmp(filename, itable[inode]->filesize))
    // }
    return NULL;
}

#endif // SUPER_H_