git-svn-id: https://svn.code.sf.net/p/rathena/svn/trunk@1493 54d463be-8e91-2dee-dedb-b68131a5f0ec

Dev/server.c

@@ -1,229 +0,0 @@
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <unistd.h>
-#include <sys/ioctl.h>
-#include <sys/types.h>
-#include <sys/socket.h>
-#include <netinet/in.h>
-#include <netinet/tcp.h>
-#include <arpa/inet.h>
-
-#define PORT 5000
-
-#define BACKLOG 10
-
-int sockfd;
-
-fd_set read_fds, write_fds;
-
-int fdmax;
-
-struct buffers {
-    int buf_cnt;
-    int buf_size;
-    char *buf;
-} buffers[16];
-
-int buf_size = 64;
-
-int int_socket() {
-    struct sockaddr_in my_addr;
-    int yes=1;
-    
-    FD_ZERO(&read_fds);
-    
-    memset(&my_addr, 0, sizeof(my_addr));
-
-    if ((sockfd = socket(AF_INET, SOCK_STREAM, 0)) == -1) {
-        perror("socket");
-        exit(1);
-    }
-
-    if (setsockopt(sockfd, SOL_SOCKET, SO_REUSEADDR, &yes, sizeof(int)) == -1) {
-        perror("setsockopt");
-        exit(1);
-    }
-    
-    if(setsockopt(sockfd, IPPROTO_TCP, TCP_NODELAY, &yes, sizeof(int)) < 0) {
-        perror("setsockopt");
-        exit(1);
-    }
-    
-    //unsigned long one = 1;
-    if(ioctl(sockfd, FIONBIO, &yes) < 0) {
-        perror("ioctl");
-        exit(1);
-    }
-    
-    my_addr.sin_family = AF_INET;
-    my_addr.sin_port = htons(PORT);
-    my_addr.sin_addr.s_addr = INADDR_ANY;
-
-    if (bind(sockfd, (struct sockaddr *)&my_addr, sizeof(struct sockaddr)) == -1) {
-        perror("bind");
-        exit(1);
-    }
-
-    if (listen(sockfd, BACKLOG) == -1) {
-        perror("listen");
-        exit(1);
-    }
-    
-    FD_SET(sockfd, &read_fds);
-    
-    fdmax = sockfd;
-    printf("xo: Server socket: %d\n",sockfd);
-    return 0;
-}
-
-int connect_client() {
-    int sin_size;
-    int new_fd;
-    struct sockaddr_in their_addr;
-    
-    sin_size = sizeof(struct sockaddr_in);
-
-    if ((new_fd = accept(sockfd, (struct sockaddr *)&their_addr,&sin_size)) == -1) { 
-        perror("accept");
-    } else {
-        FD_SET(new_fd, &read_fds);
-        if (new_fd > fdmax) {
-            fdmax = new_fd;
-        }
-        buffers[new_fd].buf_size = buf_size;
-        buffers[new_fd].buf = malloc(buf_size);
-        printf("xo: new connection from %s on socket %d\n", inet_ntoa(their_addr.sin_addr), new_fd);
-    }
-    
-    return 0;
-}
-int console_input() {
-    int n;
-    int arg1;
-    char *arg2;
-    
-    printf("console in\n");
-    arg2 = malloc(16);
-    
-    buffers[0].buf_cnt = read(0, buffers[0].buf, buffers[0].buf_size);
-    
-    sscanf(buffers[0].buf, "%d:%s", &arg1 , arg2 );
-    
-    if ( FD_ISSET( arg1, &read_fds)) {
-        if ( (send(arg1, buffers[0].buf, buffers[0].buf_cnt, 0)) < 0 )
-            perror("send");
-        else
-            buffers[0].buf_cnt = 0;
-    }
-        
-    return 0;
-}
-
-int recieve(int rfd) {
-    char buf[32];
-    int num_bytes;
-    if ( rfd == sockfd ) {
-        connect_client();
-        return 0;
-    } else if ( rfd == 0 ) {
-        console_input();
-        return 0;
-    }    
-    if((num_bytes = recv(rfd, buf, sizeof(buf), 0)) <= 0) {
-        if(num_bytes == 0) {
-            printf("xo: socket %d exited\n", rfd);
-        } else {
-            perror("recv");
-        }
-        close(rfd);
-        FD_CLR(rfd, &read_fds);
-    } else {
-        if (( buffers[rfd].buf_cnt + num_bytes ) >= buffers[rfd].buf_size){
-             buffers[rfd].buf_size = buffers[rfd].buf_size + num_bytes + 2048;
-             buffers[rfd].buf = (char *) realloc(buffers[rfd].buf, buffers[rfd].buf_size);
-        }
-        memcpy(buffers[rfd].buf + buffers[rfd].buf_cnt, buf, num_bytes);
-        buffers[rfd].buf_cnt += num_bytes ;
-    }
-  
-    return 0;
-}
-
-int snd(int wfd) {
-    int n;
-    
-    if ( FD_ISSET(wfd, &read_fds)) {
-        if ( wfd != sockfd ) {
-            if ( (n = send(wfd, buffers[wfd].buf, buffers[wfd].buf_cnt, 0)) < 0 )
-                perror("send");
-            else if ( buffers[wfd].buf_cnt == n ) {
-                FD_CLR(wfd, &write_fds);
-                buffers[wfd].buf_cnt = 0;
-            }
-            else {
-                memcpy(buffers[wfd].buf, buffers[wfd].buf + n, buffers[wfd].buf_cnt - n);
-                buffers[wfd].buf_cnt -= n;
-            }
-        }
-    }
-
-    return 0;
-}
-
-int do_sendrecv() {
-    int i, j;
-    struct sockaddr_in their_addr;
-    fd_set rfds;
-    
-    FD_ZERO(&rfds);
-    
-    memcpy(&rfds , &read_fds , sizeof(read_fds));
-
-    if ((i = select(fdmax+1, &rfds, &write_fds, NULL, NULL)) == -1) {
-        perror("select");
-        exit(1);
-    }
-
-    for(j = 0; j <= fdmax && i > 0; j++) {
-        if (FD_ISSET(j, &write_fds)) {
-            snd(j);
-            i--;
-        }
-        if (FD_ISSET(j, &rfds)) {
-            recieve(j);
-            i--;
-        }
-    }
-        
-    return 0;
-}
-
-int do_parse() {
-    int i;
-    
-    for ( i = 1; i <= fdmax; i++) {
-        if (buffers[i].buf_cnt > 0)
-            FD_SET(i, &write_fds);
-    }
-    
-    return 0;
-}
-
-int main(void) {
-    
-    int_socket();
-    
-    buffers[0].buf_size = buf_size;
-    buffers[0].buf = malloc(buf_size);
-    
-    FD_SET(0,&read_fds);
-    
-    while(1) {
-        do_sendrecv();
-        do_parse();
-    }
-
-    return 0;
-}
-