[#SRP_create_verifier]
= SRP_create_verifier
:mrdocs:

Create base64‐encoded SRP salt and verifier strings (default library context; deprecated).

== Synopsis

Declared in `<openssl/srp.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
[[deprecated]]
char*
SRP_create_verifier(
    char const* user,
    char const* pass,
    char** salt,
    char** verifier,
    char const* N,
    char const* g);
----

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

"*" if `N` was supplied, the selected group id otherwise; do not free. NULL on error.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *user*
| User name.
| *pass*
| Password.
| *salt*
| Address of salt pointer: receives a newly allocated base64 salt when *`salt` is NULL, or uses the supplied value.
| *verifier*
| Receives a newly allocated base64 verifier string.
| *N*
| Base64‐encoded safe prime, or NULL to select a default group via `g.`
| *g*
| Base64‐encoded generator when `N` is set, or a default group id such as "2048" when `N` is NULL.
|===


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