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Code Issues Releases Wiki Activity

🆕 fat32_create

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This commit is contained in:
fslongjin
2022-07-07 00:55:33 +08:00
parent fc3fbf7acc
commit 8c8352e748
8 changed files with 208 additions and 38 deletions
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5
kernel/filesystem/VFS/VFS.c
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@ -105,7 +105,7 @@ struct vfs_dir_entry_t *vfs_path_walk(const char *path, uint64_t flags)
// 貌似这里不需要memset，因为空间会被覆盖
// memset(dentry->name, 0, tmp_path_len+1);
memcpy(dentry->name, (void*)tmp_path, tmp_path_len);
memcpy(dentry->name, (void *)tmp_path, tmp_path_len);
dentry->name[tmp_path_len] = '\0';
kdebug("tmp_path_len=%d, dentry->name= %s", tmp_path_len, dentry->name);
dentry->name_length = tmp_path_len;
@ -232,8 +232,7 @@ uint64_t sys_mkdir(struct pt_regs *regs)
{
// 目录中已有对应的文件夹
kwarn("Dir '%s' aleardy exists.", path);
kdebug("name = %s", vfs_path_walk((const char *)path, 0)->name)
return -EEXIST;
kdebug("name = %s", vfs_path_walk((const char *)path, 0)->name) return -EEXIST;
}
struct vfs_dir_entry_t *subdir_dentry = (struct vfs_dir_entry_t *)kmalloc(sizeof(struct vfs_dir_entry_t), 0);

7
kernel/filesystem/VFS/VFS.h
View File

@ -12,6 +12,7 @@
#pragma once
#include <common/glib.h>
#include <common/fcntl.h>
struct vfs_superblock_t *vfs_root_sb = NULL;
@ -109,11 +110,11 @@ struct vfs_inode_operations_t
{
/**
* @brief 创建新的文件
* @param inode 要被创建的文件的inode结构体
* @param parent_dEntry 父目录的dentry
* @param parent_inode 父目录的inode结构体
* @param dest_dEntry 新文件的dentry
* @param mode 创建模式
*/
long (*create)(struct vfs_index_node_t *inode, struct vfs_dir_entry_t *parent_dEntry, int mode);
long (*create)(struct vfs_index_node_t *parent_inode, struct vfs_dir_entry_t *dest_dEntry, int mode);
/**
* @brief 在文件系统中查找指定的目录项
* @param parent_inode 父目录项（在这个目录下查找）