[#EC_POINTs_make_affine]
= EC_POINTs_make_affine
:mrdocs:

Convert an array of EC_POINT objects to affine coordinates (deprecated).

== Synopsis

Declared in `<openssl/ec.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
[[deprecated]]
int
EC_POINTs_make_affine(
    xref:EC_GROUP.adoc[EC_GROUP] const* group,
    size_t num,
    xref:EC_POINT.adoc[EC_POINT]* points[],
    xref:BN_CTX.adoc[BN_CTX]* ctx);
----

[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 error.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *group*
| Curve that owns the points.
| *num*
| Number of entries in `points.`
| *points*
| Array of `num` points converted in place.
| *ctx*
| BN_CTX for temporary BIGNUMs, or NULL to allocate internally.
|===


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