simple_get_bytes
p = simple_get_bytes(p, end, &timeout, sizeof(timeout));
p = simple_get_bytes(p, end, &window_size, sizeof(window_size));
p = simple_get_bytes(p, end, &ret, sizeof(ret));
p = simple_get_bytes(p, end, &seclen, sizeof(seclen));
p = simple_get_bytes(buf, end, &id, sizeof(id));
p = simple_get_bytes(p, end, &len, sizeof(len));
p = simple_get_bytes(p, end, &ctx->flags, sizeof(ctx->flags));
p = simple_get_bytes(p, end, &time32, sizeof(time32));
p = simple_get_bytes(p, end, &seq_send64, sizeof(seq_send64));
p = simple_get_bytes(p, end, &ctx->enctype, sizeof(ctx->enctype));
p = simple_get_bytes(p, end, ctx->Ksess, keylen);