printf‐style formatted write to a BIO using a va_list.

Synopsis

Declared in <openssl/bio.h>

int
BIO_vprintf(
    BIO* bio,
    char const* format,
    va_list args);

Return Value

Number of bytes written, or a negative value on error.

Parameters

Name

Description

bio

Destination BIO.

format

printf‐style format string.

args

Variable‐argument list matching format.

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