[#BN_BLINDING_new]
= BN_BLINDING_new
:mrdocs:

Allocate a BN_BLINDING object from blinding factors A and Aˆ‐1 mod `mod.`

== Synopsis

Declared in `<openssl/bn.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:BN_BLINDING.adoc[BN_BLINDING]*
BN_BLINDING_new(
    xref:BIGNUM.adoc[BIGNUM] const* A,
    xref:BIGNUM.adoc[BIGNUM] const* Ai,
    xref:BIGNUM.adoc[BIGNUM]* mod);
----

== Return Value

New BN_BLINDING, or NULL on error; free with BN_BLINDING_free().

== Parameters

[cols="1,4"]
|===
| Name| Description
| *A*
| Blinding multiplier (may be freshly generated by the caller).
| *Ai*
| Modular inverse of `A` modulo `mod.`
| *mod*
| Modulus copied into the new blinding object.
|===


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