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#include "fat.h"
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#include "fat.h"
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#include "fat_dentry.h"
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#include "fat_dentry.h"
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#include "fat_fat.h"
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#include "fat_fat.h"
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#include "../../vfs/vfs.h"
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#include "../../vfs/vfs.h"
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#include <libfs.h>
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#include <libfs.h>
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#include <libblock.h>
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#include <ipc/ipc.h>
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#include <ipc/ipc.h>
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#include <ipc/services.h>
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#include <ipc/services.h>
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#include <ipc/devmap.h>
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#include <ipc/devmap.h>
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#include <async.h>
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#include <async.h>
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#include <errno.h>
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#include <errno.h>
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static futex_t ffn_futex = FUTEX_INITIALIZER;
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static futex_t ffn_futex = FUTEX_INITIALIZER;
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/** List of cached free FAT nodes. */
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/** List of cached free FAT nodes. */
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static LIST_INITIALIZE(ffn_head);
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static LIST_INITIALIZE(ffn_head);
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static int dev_phone = -1;      /* FIXME */
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static void *dev_buffer = NULL;     /* FIXME */
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block_t *block_get(dev_handle_t dev_handle, off_t offset, size_t bs)
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{
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    /* FIXME */
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    block_t *b;
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    off_t bufpos = 0;
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    size_t buflen = 0;
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    off_t pos = offset * bs;
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    assert(dev_phone != -1);
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    assert(dev_buffer);
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    b = malloc(sizeof(block_t));
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    if (!b)
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        return NULL;
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    b->data = malloc(bs);
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    if (!b->data) {
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        free(b);
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        return NULL;
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    }
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    b->size = bs;
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    if (!libfs_blockread(dev_phone, dev_buffer, &bufpos, &buflen, &pos,
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        b->data, bs, bs)) {
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        free(b->data);
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        free(b);
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        return NULL;
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    }
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    return b;
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}
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void block_put(block_t *block)
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{
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    /* FIXME */
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    free(block->data);
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    free(block);
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}
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static void fat_node_initialize(fat_node_t *node)
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static void fat_node_initialize(fat_node_t *node)
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{
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{
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    futex_initialize(&node->lock, 1);
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    futex_initialize(&node->lock, 1);
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    node->idx = NULL;
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    node->idx = NULL;
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    node->type = 0;
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    node->type = 0;