s->kex_init_value = SSH2_MSG_KEX_DH_GEX_INIT;
s->kex_reply_value = SSH2_MSG_KEX_DH_GEX_REPLY;
} else {
ssh->pkt_ctx |= SSH2_PKTCTX_DHGROUP1;
s->kex_init_value = SSH2_MSG_KEX_DH_GEX_INIT;
s->kex_reply_value = SSH2_MSG_KEX_DH_GEX_REPLY;
} else {
ssh->pkt_ctx |= SSH2_PKTCTX_DHGROUP1;