Help Center/ Object Storage Service/ SDK Reference/ C/ Parameters/ Request Parameters for Deleting the Access Labels of an Object
Updated on 2026-08-03 GMT+08:00

Request Parameters for Deleting the Access Labels of an Object

Table 1 List of request parameters

Parameter

Type

Mandatory (Yes/No)

Description

options

const obs_options *

Yes

Explanation:

Context of the requested bucket. You can set the AK, SK, endpoint, bucket, timeout interval, and temporary credentials through obs_options.

Restrictions:

None

Value range:

None

Default value:

None

key

char *

Yes

Explanation:

Name of a directory in a PFS

Restrictions:

The name of a directory stored in a PFS must be unique.

Value range:

The value can contain 1 to 1,024 characters.

Default value:

None

handler

obs_response_handler *

Yes

Explanation:

A callback structure where all members are pointers to callback functions, used to set the callback functions that handle response data. You can set a callback function to copy the response data from the server to callback_data (custom callback data).

Restrictions:

None

Value range:

None

Default value:

None

callback_data

void *

No

Explanation:

Custom callback data

Restrictions:

None

Value range:

None

Default value:

None