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#include <stdint.h>
#include <stddef.h>
#include <kernel/fs/vfs.h>
#include <kernel/fs/ext2.h>
#include <kernel/lib/stdlib.h>
struct fs_node *fs_root = NULL;
uint32_t fs_read(struct fs_node *node, uint32_t offset, uint32_t size, char *buf)
{
if (node->read != NULL)
return node->read(node, offset, size, buf);
else
return 0;
}
uint32_t fs_write(struct fs_node *node, uint32_t offset, uint32_t size, char *buf)
{
if (node->write != NULL)
return node->write(node, offset, size, buf);
else
return 0;
}
void fs_open(struct fs_node *node)
{
if (node->open != NULL)
node->open(node);
else // TODO: Better ext2 default open workaround
ext2_root->open(node);
}
void fs_close(struct fs_node *node)
{
if (node->close != NULL)
node->close(node);
else
ext2_root->open(node);
}
struct dirent *fs_read_dir(struct fs_node *node, uint32_t index)
{
if ((node->type & DIR_NODE) != 0 && node->find_dir != NULL)
return node->read_dir(node, index);
else
return (struct dirent *)NULL;
}
struct fs_node *fs_find_dir(struct fs_node *node, char *name)
{
if ((node->type & DIR_NODE) != 0 && node->find_dir != NULL)
return node->find_dir(node, name);
else
return (struct fs_node *)NULL;
}
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