Sets the list of available cipher suites for this context. Note in a
server context some ciphers require the
appropriate certificates. For example, an RSA cipher suite can only be chosen when
an RSA certificate is available.
static VALUE
ossl_sslctx_set_ciphers(VALUE self, VALUE v)
{
SSL_CTX *ctx;
VALUE str, elem;
int i;
rb_check_frozen(self);
if (NIL_P(v))
return v;
else if (RB_TYPE_P(v, T_ARRAY)) {
str = rb_str_new(0, 0);
for (i = 0; i < RARRAY_LEN(v); i++) {
elem = rb_ary_entry(v, i);
if (RB_TYPE_P(elem, T_ARRAY)) elem = rb_ary_entry(elem, 0);
elem = rb_String(elem);
rb_str_append(str, elem);
if (i < RARRAY_LEN(v)-1) rb_str_cat2(str, ":");
}
} else {
str = v;
StringValue(str);
}
GetSSLCTX(self, ctx);
if (!SSL_CTX_set_cipher_list(ctx, StringValueCStr(str))) {
ossl_raise(eSSLError, "SSL_CTX_set_cipher_list");
}
return v;
}