[#PEM_write_DSAPrivateKey]
= PEM_write_DSAPrivateKey
:mrdocs:

Write a traditional DSA private key to a FILE in PEM form (deprecated).

== Synopsis

Declared in `<openssl/pem.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
[[deprecated]]
int
PEM_write_DSAPrivateKey(
    FILE* fp,
    xref:DSA.adoc[DSA] const* x,
    xref:EVP_CIPHER-07.adoc[EVP_CIPHER] const* enc,
    unsigned char const* kstr,
    int klen,
    xref:pem_password_cb.adoc[pem_password_cb]* cb,
    void* u);
----

[WARNING]
====
https://en.cppreference.com/cpp/language/attributes/deprecated[Deprecated^]. Use of this entity is allowed but discouraged.
====
== Return Value

1 on success, or 0 on failure.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *fp*
| FILE to write to.
| *x*
| DSA key to encode.
| *enc*
| Optional cipher for traditional PEM encryption, or NULL for cleartext.
| *kstr*
| Optional encryption key bytes used with `enc,` or NULL to prompt via `cb.`
| *klen*
| Length of `kstr` when provided.
| *cb*
| Password callback when encryption needs a passphrase, or NULL.
| *u*
| Application data passed to `cb.`
|===


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