[#BN_dec2bn]
= BN_dec2bn
:mrdocs:

Parse a decimal ASCII string into a BIGNUM.

== Synopsis

Declared in `<openssl/bn.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
int
BN_dec2bn(
    xref:BIGNUM.adoc[BIGNUM]** a,
    char const* str);
----

== Return Value

Number of characters consumed from `str` on success, or 0 on parse error.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *a*
| Location of the BIGNUM pointer; allocated if *`a` is NULL.
| *str*
| Decimal digit string; a leading '‐' sets the negative flag.
|===


[.small]#Created with https://www.mrdocs.com[MrDocs]#