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Added some comments to the code

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netbenixcn 2020-07-24 16:50:12 +02:00
parent 6abb041631
commit 94c62f3d6b
9 changed files with 50 additions and 37 deletions
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19
utils/update_check.c
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@ -10,41 +10,42 @@ int checkForUpdate(char ver[10]){
struct sockaddr_in server;
char server_reply[2000];
//Create Socket
//Create socket
sock = socket(AF_INET, SOCK_STREAM, 0);
if( sock == -1){
printf("Error while creating socket.");
logger("Error while creating socket");
}
server.sin_addr.s_addr = inet_addr("127.0.0.1");
server.sin_addr.s_addr = inet_addr("127.0.0.1"); //Set the IP address of the server
server.sin_family = AF_INET;
server.sin_port = htons( 34000 );
server.sin_port = htons( 34000 ); //Set the server port
//Connect to Server
//Connect to server
if(connect(sock, (struct sockaddr *)&server, sizeof(server)) < 0){
perror("Error. Connnection to update server failed.");
logger("[ERROR] Connection to update server failed.");
return 1;
}
if( send(sock, ver, strlen(ver), 0) < 0){
//Send message
if( send(sock, ver, strlen(ver), 0) < 0){
puts("Error while communicating with server.");
logger("[ERROR] Send to server failed.");
}
//Receive response
if( recv(sock, server_reply, 2000, 0) < 0){
puts("Error while communicating with server.");
logger("[ERROR] Receive from server failed.");
}
//Say that client outdated
if(!strcmp(server_reply, "VERSION_OUTDATED")){
printf("\033[0;31mYour client is outdated. Please update your client.\033[0m\n");
logger("[WARNING] Client is outdated.");
}
//Say that client is up-to-date
if(!strcmp(server_reply, "VERSION_OK")){
logger("[INFO] Client is up-to-date.");
}
close(sock);
close(sock); //Close the socket
return 0;
}