Added flags for disk systems.

git-svn-id: file:///srv/svn/repos/haiku/trunk/current@4009 a95241bf-73f2-0310-859d-f6bbb57e9c96

headers/private/kernel/disk_device_manager/KDiskSystem.h

@@ -23,9 +23,10 @@ public:
 //	void SetID(disk_system_id id);
 	disk_system_id ID() const;
 	const char *Name() const;
-	virtual const char *PrettyName();
+	const char *PrettyName();
+	uint32 Flags() const;
 
-	virtual bool IsFileSystem() const;
+	bool IsFileSystem() const;
 	bool IsPartitioningSystem() const;
 
 	void GetInfo(user_disk_system_info *info);
@@ -137,6 +138,7 @@ protected:
 	virtual void UnloadModule();
 
 	status_t SetPrettyName(const char *name);
+	void SetFlags(uint32 flags);
 
 	static int32 _NextID();
 
@@ -144,6 +146,7 @@ private:
 	disk_system_id	fID;
 	char			*fName;
 	char			*fPrettyName;
+	uint32			fFlags;
 	int32			fLoadCounter;
 
 	static int32	fNextID;

headers/private/kernel/disk_device_manager/KFileSystem.h

@@ -20,8 +20,6 @@ public:
 
 	virtual status_t Init();
 
-	virtual bool IsFileSystem() const;
-
 	// Scanning
 
 	virtual float Identify(KPartition *partition, void **cookie);

headers/private/kernel/disk_device_manager/KPartitioningSystem.h

@@ -17,8 +17,6 @@ public:
 
 	virtual status_t Init();
 
-	virtual bool IsFileSystem() const;
-
 	// Scanning
 
 	virtual float Identify(KPartition *partition, void **cookie);

headers/private/kernel/disk_device_manager/ddm_modules.h

@@ -117,6 +117,7 @@ typedef status_t (*partition_set_partition_content_parameters)(int fd,
 typedef struct partition_module_info {
 	module_info									module;
 	const char									*pretty_name;
+	uint32										flags;
 
 	// scanning
 	partition_identify_partition				identify_partition;
@@ -243,6 +244,7 @@ typedef status_t (*fs_set_partition_content_parameters)(int fd,
 typedef struct fs_module_info {
 	module_info									module;
 	const char									*pretty_name;
+	uint32										flags;
 
 	// scanning
 	fs_identify_partition						identify_partition;

headers/private/kernel/disk_device_manager/ddm_userland_interface.h

@@ -52,7 +52,7 @@ struct user_disk_system_info {
 	disk_system_id	id;
 	char			name[B_FILE_NAME_LENGTH];	// better B_PATH_NAME_LENGTH?
 	char			pretty_name[B_OS_NAME_LENGTH];
-	bool			file_system;
+	uint32			flags;
 };
 
 // userland disk device job representation

headers/private/storage/DiskDeviceDefs.h

@@ -42,6 +42,39 @@ enum {
 	B_DISK_DEVICE_WRITE_ONCE	= 0x08,
 };
 
+// disk system flags
+enum {
+	B_DISK_SYSTEM_IS_FILE_SYSTEM								= 0x0001,
+
+	// flags common for both file and partitioning systems
+	B_DISK_SYSTEM_SUPPORTS_CHECKING								= 0x0002,
+	B_DISK_SYSTEM_SUPPORTS_REPAIRING							= 0x0004,
+	B_DISK_SYSTEM_SUPPORTS_RESIZING								= 0x0008,
+	B_DISK_SYSTEM_SUPPORTS_MOVING								= 0x0010,
+	B_DISK_SYSTEM_SUPPORTS_SETTING_CONTENT_NAME					= 0x0020,
+	B_DISK_SYSTEM_SUPPORTS_SETTING_CONTENT_PARAMETERS			= 0x0040,
+
+	// file system specific flags
+	B_DISK_SYSTEM_SUPPORTS_DEFRAGMENTING						= 0x0100,
+	B_DISK_SYSTEM_SUPPORTS_DEFRAGMENTING_WHILE_MOUNTED			= 0x0200,
+	B_DISK_SYSTEM_SUPPORTS_CHECKING_WHILE_MOUNTED				= 0x0400,
+	B_DISK_SYSTEM_SUPPORTS_REPAIRING_WHILE_MOUNTED				= 0x0800,
+	B_DISK_SYSTEM_SUPPORTS_RESIZING_WHILE_MOUNTED				= 0x1000,
+	B_DISK_SYSTEM_SUPPORTS_MOVING_WHILE_MOUNTED					= 0x2000,
+	B_DISK_SYSTEM_SUPPORTS_SETTING_CONTENT_NAME_WHILE_MOUNTED	= 0x4000,
+	B_DISK_SYSTEM_SUPPORTS_SETTING_CONTENT_PARAMETERS_WHILE_MOUNTED	= 0x8000,
+
+	// partitioning system specific flags
+	B_DISK_SYSTEM_SUPPORTS_RESIZING_CHILD						= 0x0100,
+	B_DISK_SYSTEM_SUPPORTS_MOVING_CHILD							= 0x0200,
+	B_DISK_SYSTEM_SUPPORTS_SETTING_NAME							= 0x0400,
+	B_DISK_SYSTEM_SUPPORTS_SETTING_TYPE							= 0x0800,
+	B_DISK_SYSTEM_SUPPORTS_SETTING_PARAMETERS					= 0x1000,
+	B_DISK_SYSTEM_SUPPORTS_CREATING_CHILD						= 0x2000,
+	B_DISK_SYSTEM_SUPPORTS_DELETING_CHILD						= 0x4000,
+	B_DISK_SYSTEM_SUPPORTS_INITIALIZING							= 0x8000,
+};
+
 #ifdef __cplusplus
 }
 #endif

src/add-ons/kernel/disk_scanner/fs/bfs.c

@@ -263,6 +263,7 @@ static fs_module_info bfs_module = {
 // B_PLAIN_C_ERROR:
 //	kPartitionTypeBFS,					// pretty_name
 	"BFS Filesystem",					// pretty_name
+	B_DISK_SYSTEM_IS_FILE_SYSTEM,		// flags
 
 	// scanning
 	bfs_identify_partition,				// identify_partition

src/add-ons/kernel/partitioning_systems/intel/intel.cpp

@@ -298,6 +298,7 @@ static partition_module_info intel_partition_map_module = {
 		pm_std_ops
 	},
 	kPartitionTypeIntel,				// pretty_name
+	0,									// flags
 
 	// scanning
 	pm_identify_partition,				// identify_partition
@@ -375,6 +376,7 @@ static partition_module_info intel_extended_partition_module = {
 		ep_std_ops
 	},
 	kPartitionTypeIntelExtended,		// pretty_name
+	0,									// flags
 
 	// scanning
 	ep_identify_partition,				// identify_partition

src/kernel/core/disk_device_manager/KDiskSystem.cpp

@@ -64,19 +64,25 @@ KDiskSystem::PrettyName()
 	return fPrettyName;
 }
 
+// Flags
+uint32
+KDiskSystem::Flags() const
+{
+	return fFlags;
+}
+
 // IsFileSystem
 bool
 KDiskSystem::IsFileSystem() const
 {
-	// to be implemented by derived classes
+	return (fFlags & B_DISK_SYSTEM_IS_FILE_SYSTEM);
-	return false;
 }
 
 // IsPartitioningSystem
 bool
 KDiskSystem::IsPartitioningSystem() const
 {
-	return !IsFileSystem();
+	return !(fFlags & B_DISK_SYSTEM_IS_FILE_SYSTEM);
 }
 
 // GetInfo
@@ -88,7 +94,7 @@ KDiskSystem::GetInfo(user_disk_system_info *info)
 	info->id = ID();
 	strcpy(info->name, Name());
 	strcpy(info->pretty_name, PrettyName());
-	info->file_system = IsFileSystem();
+	info->flags = Flags();
 }
 
 // Load
@@ -549,6 +555,13 @@ KDiskSystem::SetPrettyName(const char *name)
 	return set_string(fPrettyName, name);
 }
 
+// SetFlags
+void
+KDiskSystem::SetFlags(uint32 flags)
+{
+	fFlags = flags;
+}
+
 // _NextID
 int32
 KDiskSystem::_NextID()

src/kernel/core/disk_device_manager/KFileSystem.cpp

@@ -32,17 +32,11 @@ KFileSystem::Init()
 	if (error != B_OK)
 		return error;
 	error = SetPrettyName(fModule->pretty_name);
+	SetFlags(fModule->flags | B_DISK_SYSTEM_IS_FILE_SYSTEM);
 	Unload();
 	return error;
 }
 
-// IsFileSystem
-bool
-KFileSystem::IsFileSystem() const
-{
-	return true;
-}
-
 // Identify
 float
 KFileSystem::Identify(KPartition *partition, void **cookie)

src/kernel/core/disk_device_manager/KPartitioningSystem.cpp

@@ -32,17 +32,11 @@ KPartitioningSystem::Init()
 	if (error != B_OK)
 		return error;
 	error = SetPrettyName(fModule->pretty_name);
+	SetFlags(fModule->flags & ~(uint32)B_DISK_SYSTEM_IS_FILE_SYSTEM);
 	Unload();
 	return error;
 }
 
-// IsFileSystem
-bool
-KPartitioningSystem::IsFileSystem() const
-{
-	return false;
-}
-
 // Identify
 float
 KPartitioningSystem::Identify(KPartition *partition, void **cookie)