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* Added shadow_id field to user_partition_data.

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* Implemented several new syscalls (_kern_find_{disk_device,partition}(),
  {prepare,cancel}_disk_device_modifications(),
  [un]register_file_device()),
* Fixed some details in existing syscalls.


git-svn-id: file:///srv/svn/repos/haiku/trunk/current@3976 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Ingo Weinhold 2003-07-15 01:10:32 +00:00
parent 2438192b6c
commit dd43c7769f
1 changed files with 24 additions and 8 deletions
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32
headers/private/kernel/disk_device_manager/ddm_userland_interface.h
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@ -13,6 +13,7 @@ extern "C" {
// userland partition representation
struct user_partition_data {
partition_id id;
partition_id shadow_id;
off_t offset;
off_t size;
uint32 block_size;
@ -65,8 +66,12 @@ struct user_disk_device_job_info {
// iterating, retrieving device/partition data
partition_id _kern_get_next_disk_device_id(int32 *cookie,
size_t *neededSize = NULL);
status_t _kern_get_disk_device_data(partition_id deviceID, bool shadow,
user_disk_device_data *buffer,
partition_id _kern_find_disk_device(const char *filename,
size_t *neededSize = NULL);
partition_id _kern_find_partition(const char *filename,
size_t *neededSize = NULL);
status_t _kern_get_disk_device_data(partition_id deviceID, bool deviceOnly,
bool shadow, user_disk_device_data *buffer,
size_t bufferSize, size_t *neededSize);
status_t _kern_get_partition_data(partition_id partitionID, bool shadow,
user_partition_data *buffer,
@ -78,6 +83,12 @@ status_t _kern_get_partitionable_spaces(partition_id partitionID, bool shadow,
// Pass the partition change counter? If GetPartitionInfo() is only
// allowed, when the device is locked, then we wouldn't need it.
partition_id _kern_register_file_device(const char *filename);
status_t _kern_unregister_file_device(partition_id deviceID,
const char *filename);
// Only a valid deviceID or filename need to be passed. The other one
// is -1/NULL. If both is given only filename is ignored.
// disk systems
status_t _kern_get_disk_system_info(disk_system_id id,
user_disk_system_info *info);
@ -93,12 +104,17 @@ bool validate_partition_operation(uint32 operation, void *parameters);
// for kernel internal use. There needs to be something similar for these
// functions.
// partition modification
status_t prepare_disk_device_modifications(partition_id device);
status_t commit_disk_device_modifications(partition_id device, port_id port,
int32 token, bool completeProgress);
status_t cancel_disk_device_modifications(partition_id device);
bool is_disk_device_modified(partition_id device);
#endif // 0
// disk device modification
status_t _kern_prepare_disk_device_modifications(partition_id deviceID);
status_t _kern_commit_disk_device_modifications(partition_id deviceID,
port_id port, int32 token,
bool completeProgress);
status_t _kern_cancel_disk_device_modifications(partition_id deviceID);
bool _kern_is_disk_device_modified(partition_id deviceID);
#if 0
status_t defragment_partition(partition_id partition);
status_t repair_partition(partition_id partition, bool checkOnly);