[#PKCS7_SIGNER_INFO_set]
= PKCS7_SIGNER_INFO_set
:mrdocs:

Populate a PKCS#7 signer info with certificate, key, and digest algorithm.

== Synopsis

Declared in `<openssl/pkcs7.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
int
PKCS7_SIGNER_INFO_set(
    xref:PKCS7_SIGNER_INFO.adoc[PKCS7_SIGNER_INFO]* p7i,
    xref:X509.adoc[X509]* x509,
    xref:EVP_PKEY.adoc[EVP_PKEY]* pkey,
    xref:EVP_MD.adoc[EVP_MD] const* dgst);
----

== Return Value

1 on success, or 0 on error.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *p7i*
| SignerInfo to configure.
| *x509*
| Signer's certificate (sets issuer/serial).
| *pkey*
| Signer's private key.
| *dgst*
| Digest algorithm used for the signature.
|===


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