Create a file‐descriptor BIO wrapping an existing OS descriptor.

Synopsis

Declared in <openssl/bio.h>

BIO*
BIO_new_fd(
    int fd,
    int close_flag);

Return Value

Newly allocated fd BIO, or NULL on failure.

Parameters

Name

Description

fd

File descriptor to wrap.

close_flag

BIO_CLOSE to close fd on BIO_free(), or BIO_NOCLOSE.

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