kamkow1/mop3
1
1
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

CE add mkdir command, implement create_dir () syscall
All checks were successful
Build documentation / build-and-deploy (push) Successful in 2m1s
Details

Browse Source
This commit is contained in:
Kamil Kowalczyk
2026-03-05 00:38:58 +01:00
parent 0897f08212
commit 35d5bed433
12 changed files with 100 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

21
kernel/fs/vfs.c
View File

@@ -61,6 +61,7 @@ int vfs_create_volume (const char* key, int fs_type, struct device* back_device,
volume->driver_ops.write_file = &tarfs_write_file;
volume->driver_ops.read_dir_entry = &tarfs_read_dir_entry;
volume->driver_ops.create_file = &tarfs_create_file;
volume->driver_ops.create_dir = &tarfs_create_dir;
break;
case VFS_FAT16:
volume->driver_ops.mount = &fatfs_mount;
@@ -70,6 +71,7 @@ int vfs_create_volume (const char* key, int fs_type, struct device* back_device,
volume->driver_ops.write_file = &fatfs_write_file;
volume->driver_ops.read_dir_entry = &fatfs_read_dir_entry;
volume->driver_ops.create_file = &fatfs_create_file;
volume->driver_ops.create_dir = &fatfs_create_dir;
break;
case VFS_FAT32:
volume->driver_ops.mount = &fatfs_mount;
@@ -79,6 +81,7 @@ int vfs_create_volume (const char* key, int fs_type, struct device* back_device,
volume->driver_ops.write_file = &fatfs_write_file;
volume->driver_ops.read_dir_entry = &fatfs_read_dir_entry;
volume->driver_ops.create_file = &fatfs_create_file;
volume->driver_ops.create_dir = &fatfs_create_dir;
break;
default:
free (volume);
@@ -279,6 +282,24 @@ int vfs_read_dir_entry (struct proc* proc, const char* volume_name, const char*
return volume->driver_ops.read_dir_entry (volume, path, entry, entry_num);
}
int vfs_create_dir (struct proc* proc, const char* volume_name, const char* path) {
struct vfs_volume* volume = vfs_find_volume (volume_name);
if (volume == NULL)
return -ST_NOT_FOUND;
spin_lock (&volume->lock);
if (volume->locked && volume->owner != proc) {
spin_unlock (&volume->lock);
return -ST_PERMISSION_ERROR;
}
spin_unlock (&volume->lock);
return volume->driver_ops.create_dir (volume, path);
}
void vfs_init (void) {
memset (&volume_table, 0, sizeof (volume_table));