cdramey/wstationd
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Added filename creation to basic connection

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Christopher Ramey 2015-02-04 00:27:11 +00:00 committed by cdramey
parent 8189722dce
commit a2c745fdce
1 changed files with 42 additions and 15 deletions
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57
src/wstationd.c
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@ -1,5 +1,6 @@
#include <stdio.h> #include <stdio.h>
#include <unistd.h> #include <unistd.h>
#include <time.h>
#include <errno.h> #include <errno.h>
#include <string.h> #include <string.h>
#include <stdlib.h> #include <stdlib.h>
@ -36,12 +37,20 @@ int main(int argc, char *argv[])
{ NULL, 0, NULL, 0 } { NULL, 0, NULL, 0 }
}; };
exec_name = basename(argv[0]);
int flag = 1; int flag = 1;
int sockfd = 0, connfd = 0; int sockfd = 0, connfd = 0;
int port = 10800; int port = 10800;
uint32_t addr = INADDR_ANY; uint32_t addr = INADDR_ANY;
struct sockaddr_in sock;
struct sockaddr_in client;
socklen_t client_sz = sizeof(client);
char timebuff[15], fnbuff[35];
time_t timeraw;
struct tm* timeptr;
exec_name = basename(argv[0]);
for(int ch; (ch = getopt_long(argc, argv, "b:p:vh", longopts, NULL)) != -1;){ for(int ch; (ch = getopt_long(argc, argv, "b:p:vh", longopts, NULL)) != -1;){
switch(ch){ switch(ch){
@ -83,32 +92,50 @@ int main(int argc, char *argv[])
setsockopt(sockfd, SOL_SOCKET, SO_REUSEADDR, &flag, sizeof(flag)); setsockopt(sockfd, SOL_SOCKET, SO_REUSEADDR, &flag, sizeof(flag));
struct sockaddr_in sockin; memset(&sock, 0, sizeof(sock));
memset(&sockin, 0, sizeof(sockin)); sock.sin_family = AF_INET;
sockin.sin_family = AF_INET; sock.sin_addr.s_addr = addr;
sockin.sin_addr.s_addr = addr; sock.sin_port = htons(port);
sockin.sin_port = htons(port);
if(bind(sockfd, (struct sockaddr*)&sockin, sizeof(sockin)) < 0){ if(bind(sockfd, (struct sockaddr*)&sock, sizeof(sock)) < 0){
fprintf(stderr, "%s: cannot bind to port - %s\n", fprintf(stderr, "%s: cannot bind to port - %s\n",
exec_name, strerror(errno) exec_name, strerror(errno)
); );
goto shutdown_error; goto shutdown_error;
} }
if(listen(sockfd, 10) != 0){ if(listen(sockfd, 5) != 0){
fprintf(stderr, "%s: cannot listen - %s\n", fprintf(stderr, "%s: cannot listen - %s\n",
exec_name, strerror(errno) exec_name, strerror(errno)
); );
goto shutdown_error; goto shutdown_error;
} }
connfd = accept(sockfd, NULL, NULL); while(1){
if(connfd == -1){ // Wait for a connection on our bound socket
fprintf(stderr, "%s: connection failed - %s\n", connfd = accept(sockfd, (struct sockaddr*)&client, &client_sz);
exec_name, strerror(errno) if(connfd == -1){
); fprintf(stderr, "%s: accept failed - %s\n",
goto shutdown_error; exec_name, strerror(errno)
);
goto shutdown_error;
}
// Collect the time of the connection, process it into
// a short string
time(&timeraw);
timeptr = localtime(&timeraw);
strftime(&timebuff[0], 15, "%Y%m%d%H%M%S", timeptr);
timeptr = NULL;
// Take the short date/time connection string and add the client address
// to create a filename
snprintf(&fnbuff[0], 34, "%s-%s.dat", timebuff, inet_ntoa(client.sin_addr));
fprintf(stdout, "filename: %s\n", fnbuff);
// We're done, close the connection
close(connfd); connfd = 0;
} }
shutdown_clean: shutdown_clean: