[#EC_POINT_get_affine_coordinates]
= EC_POINT_get_affine_coordinates
:mrdocs:

Gets the affine coordinates of an EC_POINT.

== Synopsis

Declared in `<openssl/ec.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
int
EC_POINT_get_affine_coordinates(
    xref:EC_GROUP.adoc[EC_GROUP] const* group,
    xref:EC_POINT.adoc[EC_POINT] const* p,
    xref:BIGNUM.adoc[BIGNUM]* x,
    xref:BIGNUM.adoc[BIGNUM]* y,
    xref:BN_CTX.adoc[BN_CTX]* ctx);
----

== Return Value

1 on success and 0 if an error occurred

== Parameters

[cols="1,4"]
|===
| Name| Description
| *group*
| underlying EC_GROUP object
| *p*
| EC_POINT object
| *x*
| BIGNUM for the x‐coordinate
| *y*
| BIGNUM for the y‐coordinate
| *ctx*
| BN_CTX object (optional)
|===


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