macro ISTREAM_CREATE()

`macro ISTREAM_CREATE()`#

Macro to create an istream_h instance with specified buffer sizes, ensuring proper memory management and error handling.

C

Prototype

ISTREAM_CREATE(
    var,       istream_h *
    gobj,      hgobj
    data_size, size_t
    max_size,  size_t
)

Parameters

Key	Type	Description
`var`	`istream_h *`	Pointer to the `istream_h` instance to be created.
`gobj`	`hgobj`	Handle to the gobj that owns the istream.
`data_size`	`size_t`	Initial buffer size for the istream.
`max_size`	`size_t`	Maximum buffer size allowed for the istream.

Return Value

None. The macro initializes var with a new istream_h instance or destroys an existing one before reinitialization.

Notes

If var is already allocated, it is destroyed before creating a new instance. The macro logs an error if var is not NULL before reallocation.

JS

Prototype

// Not applicable in JS

Python

Prototype

# Not applicable in Python