[#EC_POINT_mul]
= EC_POINT_mul
:mrdocs:

Computes r = generator * n + q * m

== Synopsis

Declared in `<openssl/ec.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
int
EC_POINT_mul(
    xref:EC_GROUP.adoc[EC_GROUP] const* group,
    xref:EC_POINT.adoc[EC_POINT]* r,
    xref:BIGNUM.adoc[BIGNUM] const* n,
    xref:EC_POINT.adoc[EC_POINT] const* q,
    xref:BIGNUM.adoc[BIGNUM] const* m,
    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
| *r*
| EC_POINT object for the result
| *n*
| BIGNUM with the multiplier for the group generator (optional)
| *q*
| EC_POINT object with the first factor of the second summand
| *m*
| BIGNUM with the second factor of the second summand
| *ctx*
| BN_CTX object (optional)
|===


[.small]#Created with https://www.mrdocs.com[MrDocs]#