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Implemented BDiskDeviceJob. Should be complete. 

git-svn-id: file:///srv/svn/repos/haiku/trunk/current@4141 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Ingo Weinhold 2003-07-30 17:52:39 +00:00
parent 047c90100d
commit 9e5ec2a534
2 changed files with 179 additions and 6 deletions
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21
headers/private/storage/DiskDeviceJob.h
View File

@ -9,15 +9,24 @@
#include <DiskDeviceDefs.h>
#include <String.h>
struct user_disk_device_job_info;
class BDiskDeviceJob {
public:
BDiskDeviceJob();
~BDiskDeviceJob();
status_t SetTo(disk_job_id id);
void Unset();
status_t InitCheck() const;
disk_job_id ID() const;
uint32 Type() const;
partition_id PartitionID() const;
float Progress() const; // [0.0, 1.0]
uint32 Status() const;
const char *Description() const;
uint32 Status() const;
float Progress() const; // [0.0, 1.0]
status_t GetProgressInfo(disk_device_job_progress_info *info) const;
uint32 InterruptProperties() const;
@ -25,7 +34,11 @@ public:
status_t Pause();
private:
disk_job_id fJobID;
status_t _SetTo(user_disk_device_job_info *info);
friend class BDiskDeviceRoster;
disk_job_id fID;
uint32 fType;
partition_id fPartitionID;
BString fDescription;

160
src/kits/storage/DiskDeviceJob.cpp
View File

@ -3,4 +3,164 @@
// by the OpenBeOS license.
//---------------------------------------------------------------------
#include <ddm_userland_interface.h>
#include <DiskDeviceJob.h>
// constructor
BDiskDeviceJob::BDiskDeviceJob()
: fID(B_NO_INIT),
fType(B_DISK_DEVICE_JOB_BAD_TYPE),
fPartitionID(-1),
fDescription()
{
}
// destructor
BDiskDeviceJob::~BDiskDeviceJob()
{
}
// InitCheck
status_t
BDiskDeviceJob::InitCheck() const
{
return (fID >= 0 ? B_OK : fID);
}
// SetTo
status_t
BDiskDeviceJob::SetTo(disk_job_id id)
{
Unset();
user_disk_device_job_info info;
status_t error = _kern_get_disk_device_job_info(id, &info);
if (error != B_OK)
return error;
return _SetTo(&info);
}
// Unset
void
BDiskDeviceJob::Unset()
{
fID = B_NO_INIT;
fType = B_DISK_DEVICE_JOB_BAD_TYPE;
fPartitionID = -1;
fDescription.SetTo(NULL);
}
// ID
disk_job_id
BDiskDeviceJob::ID() const
{
return fID;
}
// Type
uint32
BDiskDeviceJob::Type() const
{
return fType;
}
// PartitionID
partition_id
BDiskDeviceJob::PartitionID() const
{
return fPartitionID;
}
// Description
const char *
BDiskDeviceJob::Description() const
{
return fDescription.String();
}
// Status
uint32
BDiskDeviceJob::Status() const
{
if (InitCheck() != B_OK)
return B_DISK_DEVICE_JOB_UNINITIALIZED;
disk_device_job_progress_info info;
status_t error = _kern_get_disk_device_job_progress_info(fID, &info);
if (error != B_OK)
return B_DISK_DEVICE_JOB_UNINITIALIZED;
return info.status;
}
// Progress
float
BDiskDeviceJob::Progress() const
{
if (InitCheck() != B_OK)
return 0;
disk_device_job_progress_info info;
status_t error = _kern_get_disk_device_job_progress_info(fID, &info);
if (error != B_OK)
return 0;
if (info.task_count < 1 || info.task_count <= info.completed_tasks)
return 1;
if (info.current_task_progress < 0)
info.current_task_progress = 0;
if (info.current_task_progress > 1)
info.current_task_progress = 1;
return (info.completed_tasks + info.current_task_progress)
/ info.task_count;
}
// GetProgressInfo
status_t
BDiskDeviceJob::GetProgressInfo(disk_device_job_progress_info *info) const
{
if (InitCheck() != B_OK)
return InitCheck();
return _kern_get_disk_device_job_progress_info(fID, info);
}
// InterruptProperties
uint32
BDiskDeviceJob::InterruptProperties() const
{
if (InitCheck() != B_OK)
return 0;
disk_device_job_progress_info info;
status_t error = _kern_get_disk_device_job_progress_info(fID, &info);
if (error != B_OK)
return 0;
return info.interrupt_properties;
}
// Cancel
status_t
BDiskDeviceJob::Cancel(bool reverse)
{
if (InitCheck() != B_OK)
return InitCheck();
return _kern_cancel_disk_device_job(fID, reverse);
}
// Pause
status_t
BDiskDeviceJob::Pause()
{
if (InitCheck() != B_OK)
return InitCheck();
return _kern_pause_disk_device_job(fID);
}
// _SetTo
status_t
BDiskDeviceJob::_SetTo(user_disk_device_job_info *info)
{
Unset();
if (!info)
return B_BAD_VALUE;
fID = info->id;
fType = info->type;
fPartitionID = info->partition;
fDescription.SetTo(info->description);
return B_OK;
}