[#OBJ_find_sigid_algs]
= OBJ_find_sigid_algs
:mrdocs:

Look up the digest and public‐key NIDs that compose a signature algorithm.

== Synopsis

Declared in `<openssl/objects.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
int
OBJ_find_sigid_algs(
    int signid,
    int* pdig_nid,
    int* ppkey_nid);
----

== Return Value

1 if `signid` is found, or 0 otherwise.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *signid*
| NID of the composite signature algorithm.
| *pdig_nid*
| Optional out‐parameter for the digest algorithm NID, or NULL.
| *ppkey_nid*
| Optional out‐parameter for the public‐key algorithm NID, or NULL.
|===


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