C++ (Cpp) prepare_response_message Beispiele

Beispiel #1

Datei: immigration-request.c Projekt: novyzde3/CVUTClondike

int handle_immigration_request(struct nl_msg *req_msg) {
	struct nl_msg *msg = NULL;
	struct nlattr *nla;
	int ret = 0;
	int seq;
	struct internal_state* state = get_current_state();

	// In params	
	int uid;
	int slot_index;
	char* name;
	// Out params
	int accept = 1;
	
	seq = nlmsg_hdr(req_msg)->nlmsg_seq;

	nla = nlmsg_find_attr(nlmsg_hdr(req_msg), sizeof(struct genlmsghdr), DIRECTOR_A_UID);
	if (nla == NULL)
		return  -EBADMSG;
	uid = nla_get_u32(nla);

	nla = nlmsg_find_attr(nlmsg_hdr(req_msg), sizeof(struct genlmsghdr), DIRECTOR_A_INDEX);
	if (nla == NULL)
		return  -EBADMSG;
	slot_index = nla_get_u32(nla);

	nla = nlmsg_find_attr(nlmsg_hdr(req_msg), sizeof(struct genlmsghdr), DIRECTOR_A_NAME);
	if (nla == NULL)
		return  -EBADMSG;
	//name = nl_data_get(nla_get_data(nla));
	name = nla_data(nla);

	//printf("NPM CALLED FOR NAME: %s\n", name);
	if ( immigration_request_callback )
        	immigration_request_callback(uid, slot_index, name, &accept);
	
	if ( (ret=prepare_response_message(state->handle, DIRECTOR_IMMIGRATION_REQUEST_RESPONSE, state->gnl_fid, seq, &msg) ) != 0 ) {
		goto done;
	}
	
	ret = nla_put_u32(msg,
			DIRECTOR_A_DECISION,
			accept);

	if (ret != 0)
		goto error_del_resp;

	ret = send_request_message(state->handle, msg, 0);
	goto done;	

error_del_resp:
	nlmsg_free(msg);
done:	
	return ret;
}

Beispiel #2

Datei: task-exitted.c Projekt: FIT-CVUT/clondike

int handle_task_exitted(struct nl_msg *req_msg) {
	struct nl_msg *msg = NULL;
	struct nlattr *nla;
	int ret = 0;
	int seq;
	struct internal_state* state = get_current_state();
	struct rusage *rusage;

	// In params
	pid_t pid;
	int exit_code;
	
	seq = nlmsg_hdr(req_msg)->nlmsg_seq;

	nla = nlmsg_find_attr(nlmsg_hdr(req_msg), sizeof(struct genlmsghdr), DIRECTOR_A_PID);
	if (nla == NULL)
		return  -EBADMSG;
	pid = nla_get_u32(nla);

	nla = nlmsg_find_attr(nlmsg_hdr(req_msg), sizeof(struct genlmsghdr), DIRECTOR_A_EXIT_CODE);
	if (nla == NULL)
		return  -EBADMSG;
	exit_code = nla_get_u32(nla);

	nla = nlmsg_find_attr(nlmsg_hdr(req_msg), sizeof(struct genlmsghdr), DIRECTOR_A_RUSAGE);
	if (nla == NULL)
		return  -EBADMSG;
	
	//rusage = nl_data_get(nla_get_data(nla));
	rusage = nla_data(nla);

	if ( task_exitted_callback )
        	task_exitted_callback(pid, exit_code, rusage);
	
	if ( (ret=prepare_response_message(state->sk, DIRECTOR_ACK, state->gnl_fid, seq, &msg) ) != 0 ) {
		goto done;
	}
	
	if (ret != 0)
		goto error_del_resp;

	ret = send_request_message(state->sk, msg, 0);
	goto done;	

error_del_resp:
	nlmsg_free(msg);
done:	
	return ret;
}

Beispiel #3

Datei: immigration-confirmed.c Projekt: FIT-CVUT/clondike

int handle_immigration_confirmed(struct nl_msg *req_msg) {
	struct nl_msg *msg = NULL;
	struct nlattr *nla;
	int ret = 0;
	int seq;
	struct internal_state* state = get_current_state();

	// In params	
	int uid;
	int slot_index;
	char* name;
	pid_t local_pid;
	pid_t remote_pid;
	unsigned long jiffies;
	
	seq = nlmsg_hdr(req_msg)->nlmsg_seq;

	nla = nlmsg_find_attr(nlmsg_hdr(req_msg), sizeof(struct genlmsghdr), DIRECTOR_A_UID);
	if (nla == NULL)
		return  -EBADMSG;
	uid = nla_get_u32(nla);

	nla = nlmsg_find_attr(nlmsg_hdr(req_msg), sizeof(struct genlmsghdr), DIRECTOR_A_INDEX);
	if (nla == NULL)
		return  -EBADMSG;
	slot_index = nla_get_u32(nla);

	nla = nlmsg_find_attr(nlmsg_hdr(req_msg), sizeof(struct genlmsghdr), DIRECTOR_A_NAME);
	if (nla == NULL)
		return  -EBADMSG;
	//name = nl_data_get(nla_get_data(nla));
	name = nla_data(nla);

	nla = nlmsg_find_attr(nlmsg_hdr(req_msg), sizeof(struct genlmsghdr), DIRECTOR_A_JIFFIES);
	if (nla == NULL)
		return  -EBADMSG;
	jiffies = nla_get_u64(nla);

	nla = nlmsg_find_attr(nlmsg_hdr(req_msg), sizeof(struct genlmsghdr), DIRECTOR_A_PID);
	if (nla == NULL)
		return  -EBADMSG;
	local_pid = nla_get_u32(nla);

	nla = nlmsg_find_attr(nlmsg_hdr(req_msg), sizeof(struct genlmsghdr), DIRECTOR_A_REMOTE_PID);
	if (nla == NULL)
		return  -EBADMSG;
	remote_pid = nla_get_u32(nla);

	//printf("NPM CALLED FOR NAME: %s\n", name);
	if ( immigration_confirmed_callback )
        	immigration_confirmed_callback(uid, slot_index, name, jiffies, local_pid, remote_pid);
	
	if ( (ret=prepare_response_message(state->sk, DIRECTOR_ACK, state->gnl_fid, seq, &msg) ) != 0 ) {
		goto done;
	}
	
	ret = send_request_message(state->sk, msg, 0);
	goto done;	

error_del_resp:
	nlmsg_free(msg);
done:	
	return ret;
}