The MTP Storage Information API provides functions for gets the storage information of MTP responder storage.

Required Header

#include <mtp.h>

Overview

The MTP Storage Information api provides following functions :

Get storage free space
Get storage description
Get storage type
and, more storage information

Related Features

This API is related with the following features:

http://tizen.org/feature/network.mtp

It is recommended to design feature related codes in your application for reliability.

You can check if a device supports the related features for this API by using System Information, thereby controlling the procedure of your application.

To ensure your application is only running on the device with specific features, please define the features in your manifest file using the manifest editor in the SDK.

More details on featuring your application can be found from Feature Element.

Functions
int	mtp_storageinfo_get_description (mtp_device_h mtp_device, mtp_storage_h mtp_storage, char **description)
	Gets the description of the storage information.
int	mtp_storageinfo_get_free_space (mtp_device_h mtp_device, mtp_storage_h mtp_storage, unsigned long long *free_space)
	Gets the free space of the storage information in bytes.
int	mtp_storageinfo_get_max_capacity (mtp_device_h mtp_device, mtp_storage_h mtp_storage, unsigned long long *max_capacity)
	Gets the max capacity of the storage information in bytes.
int	mtp_storageinfo_get_storage_type (mtp_device_h mtp_device, mtp_storage_h mtp_storage, mtp_storage_type_e *storage_type)
	Gets the storage type of the storage information.
int	mtp_storageinfo_get_volume_identifier (mtp_device_h mtp_device, mtp_storage_h mtp_storage, char **volume_identifier)
	Gets the volume identifier of the storage information.

Function Documentation

int mtp_storageinfo_get_description	(	mtp_device_h	mtp_device,
		mtp_storage_h	mtp_storage,
		char **	description
	)

Gets the description of the storage information.

Since :: 3.0

Remarks:: The description should be freed using free().

Parameters:

[in]	mtp_device	The MTP device
[in]	mtp_storage	The MTP storage
[out]	description	The description of Storage information

Returns:: 0 on success, otherwise a negative error value.

Return values:

MTP_ERROR_NONE	Successful
MTP_ERROR_NOT_SUPPORTED	MTP is not supported
MTP_ERROR_NOT_INITIALIZED	MTP is not initialized
MTP_ERROR_NOT_ACTIVATED	MTP is not activated
MTP_ERROR_INVALID_PARAMETER	Invalid parameter
MTP_ERROR_NOT_COMM_INITIALIZED	MTP communication is not initialized
MTP_ERROR_COMM_ERROR	MTP communication error
MTP_ERROR_CONTROLLER	MTP controller error
MTP_ERROR_OUT_OF_MEMORY	Out of memory
MTP_ERROR_NO_DEVICE	MTP have not any device

See also:: mtp_get_storages()

int mtp_storageinfo_get_free_space	(	mtp_device_h	mtp_device,
		mtp_storage_h	mtp_storage,
		unsigned long long *	free_space
	)

Gets the free space of the storage information in bytes.

Since :: 3.0

Parameters:

[in]	mtp_device	The MTP device
[in]	mtp_storage	The MTP storage
[out]	free_space	The free space of Storage information (bytes)

Returns:: 0 on success, otherwise a negative error value.

Return values:

MTP_ERROR_NONE	Successful
MTP_ERROR_NOT_SUPPORTED	MTP is not supported
MTP_ERROR_NOT_INITIALIZED	MTP is not initialized
MTP_ERROR_NOT_ACTIVATED	MTP is not activated
MTP_ERROR_INVALID_PARAMETER	Invalid parameter
MTP_ERROR_NOT_COMM_INITIALIZED	MTP communication is not initialized
MTP_ERROR_COMM_ERROR	MTP communication error
MTP_ERROR_CONTROLLER	MTP controller error
MTP_ERROR_OUT_OF_MEMORY	Out of memory
MTP_ERROR_NO_DEVICE	MTP have not any device

See also:: mtp_get_storages()

int mtp_storageinfo_get_max_capacity	(	mtp_device_h	mtp_device,
		mtp_storage_h	mtp_storage,
		unsigned long long *	max_capacity
	)

Gets the max capacity of the storage information in bytes.

Since :: 3.0

Parameters:

[in]	mtp_device	The MTP device
[in]	mtp_storage	The MTP storage
[out]	max_capacity	The max capacity of Storage information (bytes)

Returns:: 0 on success, otherwise a negative error value.

Return values:

MTP_ERROR_NONE	Successful
MTP_ERROR_NOT_SUPPORTED	MTP is not supported
MTP_ERROR_NOT_INITIALIZED	MTP is not initialized
MTP_ERROR_NOT_ACTIVATED	MTP is not activated
MTP_ERROR_INVALID_PARAMETER	Invalid parameter
MTP_ERROR_NOT_COMM_INITIALIZED	MTP communication is not initialized
MTP_ERROR_COMM_ERROR	MTP communication error
MTP_ERROR_CONTROLLER	MTP controller error
MTP_ERROR_OUT_OF_MEMORY	Out of memory
MTP_ERROR_NO_DEVICE	MTP have not any device

See also:: mtp_get_storages()

int mtp_storageinfo_get_storage_type	(	mtp_device_h	mtp_device,
		mtp_storage_h	mtp_storage,
		mtp_storage_type_e *	storage_type
	)

Gets the storage type of the storage information.

Since :: 3.0

Parameters:

[in]	mtp_device	The MTP device
[in]	mtp_storage	The MTP storage
[out]	storage_type	The storage type of Storage information

Returns:: 0 on success, otherwise a negative error value.

Return values:

MTP_ERROR_NONE	Successful
MTP_ERROR_NOT_SUPPORTED	MTP is not supported
MTP_ERROR_NOT_INITIALIZED	MTP is not initialized
MTP_ERROR_NOT_ACTIVATED	MTP is not activated
MTP_ERROR_INVALID_PARAMETER	Invalid parameter
MTP_ERROR_NOT_COMM_INITIALIZED	MTP communication is not initialized
MTP_ERROR_COMM_ERROR	MTP communication error
MTP_ERROR_CONTROLLER	MTP controller error
MTP_ERROR_OUT_OF_MEMORY	Out of memory
MTP_ERROR_NO_DEVICE	MTP have not any device

See also:: mtp_get_storages()

int mtp_storageinfo_get_volume_identifier	(	mtp_device_h	mtp_device,
		mtp_storage_h	mtp_storage,
		char **	volume_identifier
	)

Gets the volume identifier of the storage information.

Since :: 3.0

Remarks:: The volume_identifier should be freed using free().

Parameters:

[in]	mtp_device	The MTP device
[in]	mtp_storage	The MTP storage
[out]	volume_identifier	The volume identifier of Storage information

Returns:: 0 on success, otherwise a negative error value.

Return values:

MTP_ERROR_NONE	Successful
MTP_ERROR_NOT_SUPPORTED	MTP is not supported
MTP_ERROR_NOT_INITIALIZED	MTP is not initialized
MTP_ERROR_NOT_ACTIVATED	MTP is not activated
MTP_ERROR_INVALID_PARAMETER	Invalid parameter
MTP_ERROR_NOT_COMM_INITIALIZED	MTP communication is not initialized
MTP_ERROR_COMM_ERROR	MTP communication error
MTP_ERROR_CONTROLLER	MTP controller error
MTP_ERROR_OUT_OF_MEMORY	Out of memory
MTP_ERROR_NO_DEVICE	MTP have not any device

See also:: mtp_get_object_handles()

Required Header

Overview

Related Features

Functions

Function Documentation