haiku/headers/private/kernel/boot/partitions.h
Marcus Overhagen 882123356b Added more debugging code. The partition code appears to be using objects that have been destroyed.
git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@23165 a95241bf-73f2-0310-859d-f6bbb57e9c96
2007-12-26 22:26:08 +00:00

100 lines
3.2 KiB
C++

/*
* Copyright 2003-2007, Axel Dörfler, axeld@pinc-software.de.
* Distributed under the terms of the MIT License.
*/
#ifndef KERNEL_BOOT_PARTITIONS_H
#define KERNEL_BOOT_PARTITIONS_H
#include <boot/vfs.h>
#include <disk_device_manager.h>
struct file_system_module_info;
namespace boot {
class Partition : public Node, public partition_data {
public:
Partition(int deviceFD);
virtual ~Partition();
virtual ssize_t ReadAt(void *cookie, off_t offset, void *buffer, size_t bufferSize);
virtual ssize_t WriteAt(void *cookie, off_t offset, const void *buffer, size_t bufferSize);
virtual off_t Size() const;
virtual int32 Type() const;
Partition *AddChild();
status_t Mount(Directory **_fileSystem = NULL, bool isBootDevice = false);
status_t Scan(bool mountFileSystems, bool isBootDevice = false);
void SetParent(Partition *parent);
Partition *Parent() const;
bool IsFileSystem() const { return fIsFileSystem; }
bool IsPartitioningSystem() const { return fIsPartitioningSystem; }
const char *ModuleName() const { return fModuleName; }
int FD() const { return fFD; }
private:
status_t _Mount(file_system_module_info *module, Directory **_fileSystem);
int fFD;
NodeList fChildren;
Partition *fParent;
bool fIsFileSystem, fIsPartitioningSystem;
const char *fModuleName;
};
} // namespace boot
// DiskDeviceTypes we need/support in the boot loader
#define kPartitionTypeAmiga "Amiga RDB"
#define kPartitionTypeIntel "Intel Partition Map"
#define kPartitionTypeIntelExtended "Intel Extended Partition"
// Note: The naming of these two at least must be consistent with
// DiskDeviceTypes.cpp.
#define kPartitionTypeApple "Apple"
#define kPartitionTypeBFS "BFS Filesystem"
#define kPartitionTypeAmigaFFS "AmigaFFS Filesystem"
#define kPartitionTypeBFS "BFS Filesystem"
#define kPartitionTypeEXT2 "EXT2 Filesystem"
#define kPartitionTypeEXT3 "EXT3 Filesystem"
#define kPartitionTypeFAT12 "FAT12 Filesystem"
#define kPartitionTypeFAT32 "FAT32 Filesystem"
#define kPartitionTypeHFS "HFS Filesystem"
#define kPartitionTypeHFSPlus "HFS+ Filesystem"
#define kPartitionTypeISO9660 "ISO9660 Filesystem"
#define kPartitionTypeReiser "Reiser Filesystem"
#define kPartitionTypeTarFS "TAR Filesystem"
#define kPartitionTypeUDF "UDF Filesystem"
// structure definitions as used in the boot loader
struct partition_module_info;
extern partition_module_info gAmigaPartitionModule;
extern partition_module_info gApplePartitionModule;
extern partition_module_info gEFIPartitionModule;
extern partition_module_info gIntelPartitionMapModule;
extern partition_module_info gIntelExtendedPartitionModule;
// the file system module info is not a standard module info;
// their modules are specifically written for the boot loader,
// and hence, don't need to follow the standard module specs.
struct file_system_module_info {
const char *module_name;
const char *pretty_name;
float (*identify_file_system)(boot::Partition *device);
status_t (*get_file_system)(boot::Partition *device, Directory **_root);
};
extern file_system_module_info gBFSFileSystemModule;
extern file_system_module_info gAmigaFFSFileSystemModule;
extern file_system_module_info gTarFileSystemModule;
#endif /* KERNEL_BOOT_PARTITIONS_H */