[#SRP_Calc_x]
= SRP_Calc_x
:mrdocs:

Compute x = H(s, H(user:pass)) using the default library context (deprecated).

== Synopsis

Declared in `<openssl/srp.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
[[deprecated]]
xref:BIGNUM.adoc[BIGNUM]*
SRP_Calc_x(
    xref:BIGNUM.adoc[BIGNUM] const* s,
    char const* user,
    char const* pass);
----

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

Newly allocated private exponent x, or NULL on error; free with BN_free().

== Parameters

[cols="1,4"]
|===
| Name| Description
| *s*
| Salt value.
| *user*
| User name.
| *pass*
| Password.
|===


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