EVP_PKEY_CTX_set_group_name

Set the elliptic-curve / DH group name on a key or parameter context.

Synopsis

Declared in <openssl/evp.h>

int
EVP_PKEY_CTX_set_group_name(
    EVP_PKEY_CTX* ctx,
    char const* name);

Return Value

1 on success, or a non-positive value on failure.

Parameters

NameDescription
ctxKey context used for keygen/paramgen/derive.
nameGroup name (for example "P-256" or "ffdhe2048").