Adding implementation for adding new node.
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03156e45de
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@ -104,11 +104,8 @@ int NeoComm_add_node(const struct NeoComm_address addr);
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* @brief Disconnect and remove a node from the directory.
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* @brief Disconnect and remove a node from the directory.
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*
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*
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* @param addr The address of the node to remove.
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* @param addr The address of the node to remove.
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*
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* @return If the operation failed then a 0 will be returned and the error can
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* be read from the NeoComm_get_last_error function, else 1 is returned.
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*/
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*/
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int NeoComm_remove_node(const struct NeoComm_address addr);
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void NeoComm_remove_node(const struct NeoComm_address addr);
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/**
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/**
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* @brief Retrieve information on a specific node.
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* @brief Retrieve information on a specific node.
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@ -25,27 +25,13 @@
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#include <errno.h>
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#include <errno.h>
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#include <sys/types.h>
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <sys/socket.h>
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#include <netinet/in.h>
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#include <netdb.h>
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#include <unistd.h>
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#include <unistd.h>
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#include <strings.h>
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#include <strings.h>
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#include <stdio.h>
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#include <stdio.h>
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#include <pthread.h>
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#include <stdlib.h>
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#include <stdlib.h>
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/*
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* This is an internal structure for nodes.
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*/
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struct NeoComm_directory_node {
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int in_use;
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struct sockaddr_in addr;
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int sockfd;
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pthread_t thread;
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int open_directory;
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unsigned int connections;
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unsigned int max_connections;
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};
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static struct NeoComm_directory_node *node_list = NULL;
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static struct NeoComm_directory_node *node_list = NULL;
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static unsigned int max_nodes;
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static unsigned int max_nodes;
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static unsigned int num_nodes;
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static unsigned int num_nodes;
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@ -245,3 +231,37 @@ unsigned int NeoComm_get_directory_size() {
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unsigned int NeoComm_get_num_nodes() {
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unsigned int NeoComm_get_num_nodes() {
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return num_nodes;
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return num_nodes;
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}
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}
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int NeoComm_add_node(const struct NeoComm_address addr) {
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struct hostent *host;
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host = gethostbyname(addr.address);
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if(!host)
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{
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NeoComm_error("Error getting host");
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return 0;
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}
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struct NeoComm_directory_node *new_node;
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for(unsigned int i = 0; i < max_nodes; ++i)
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{
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if(!node_list[i].in_use)
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new_node = &node_list[i];
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}
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bzero((char*) &new_node->addr, sizeof(new_node->addr));
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new_node->addr.sin_family = AF_INET;
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bcopy((char*) host->h_addr,
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(char*) &new_node->addr.sin_addr.s_addr,
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host->h_length);
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new_node->addr.sin_port = htons(addr.port);
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if(connect(new_node->sockfd, (struct sockaddr*) &new_node->addr,
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sizeof(new_node->addr)) < 0)
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{
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NeoComm_error("Failed to connect to new node");
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return 0;
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}
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new_node->in_use = 1;
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// TODO: listen to node on new thread
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}
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@ -19,6 +19,22 @@
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#pragma once
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#pragma once
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#include <netinet/in.h>
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#include <pthread.h>
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/*
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* This is an internal structure for nodes.
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*/
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struct NeoComm_directory_node {
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int in_use;
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struct sockaddr_in addr;
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int sockfd;
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pthread_t thread;
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int open_directory;
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unsigned int connections;
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unsigned int max_connections;
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};
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int NeoComm_bind(unsigned short portnum);
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int NeoComm_bind(unsigned short portnum);
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void *NeoComm_connect_manager();
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void *NeoComm_connect_manager();
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