RossComputerGuy/stardustos

/**
 * NewLand Kernel - (C) 2019 Tristan Ross
 */
#include <newland/dev/block.h>
#include <newland/fs/devfs.h>
#include <newland/alloc.h>
#include <newland/dev.h>
#include <newland/fs.h>
#include <newland/errno.h>
#include <liblist.h>

static list_t devfs_nodes = { NULL };

fs_node_t* devfs_get(size_t i) {
    fs_node_t* node = liblist_get(&devfs_nodes, i);
    if (node == NULL) {
        device_t* device = device_get(i);
        if (device == NULL) return NULL;
        blkdev_t* blkdev = blkdev_fromname(device->name);
        int r = 0;
        if (blkdev != NULL) r = fs_node_create(&node, device->name, 6 << FS_NODE_BLK);
        else r = fs_node_create(&node, device->name , 6 << FS_NODE_CHR);
        if (r < 0) return NULL;
        if (blkdev != NULL) {
            node->blksize = blkdev->size;
            node->blkcnt = blkdev->count;
        }
        node->rdev = device->dev;
        node->size = device->size;
        node->opts = device->opts;
        liblist_add(&devfs_nodes, node);
        return node;
    }
    return node;
}

int devfs_init() {
    return 0;
}