memcpy(&ctx->addr, addr, sizeof(ctx->addr));
memcpy(ctx->auth_key, auth_key, sizeof(ctx->auth_key));
memcpy(ctx->priv_key, priv_key, sizeof(ctx->priv_key));
memcpy(&ctx->addr, addr, sizeof(ctx->addr));
memcpy(ctx->auth_key, auth_key, sizeof(ctx->auth_key));
memcpy(ctx->priv_key, priv_key, sizeof(ctx->priv_key));