Daemon mode, single instance check, site chmod command added

build/Debug/GNU-Linux/ftpServer.o.d

@@ -1,7 +1,8 @@
 build/Debug/GNU-Linux/ftpServer.o: ftpServer.c library/dynamicVectors.h \
  library/fileManagement.h library/dynamicVectors.h ftpServer.h ftpData.h \
  library/dynamicVectors.h library/configRead.h library/dynamicVectors.h \
- ftpCommandsElaborate.h library/fileManagement.h library/logFunctions.h
+ ftpCommandsElaborate.h library/fileManagement.h library/logFunctions.h \
+ library/daemon.h
 
 library/dynamicVectors.h:
 
@@ -24,3 +25,5 @@ ftpCommandsElaborate.h:
 library/fileManagement.h:
 
 library/logFunctions.h:
+
+library/daemon.h:

build/Debug/GNU-Linux/library/daemon.o.d

@@ -0,0 +1,11 @@
+build/Debug/GNU-Linux/library/daemon.o: library/daemon.c \
+ library/dynamicVectors.h library/fileManagement.h \
+ library/dynamicVectors.h library/fileManagement.h
+
+library/dynamicVectors.h:
+
+library/fileManagement.h:
+
+library/dynamicVectors.h:
+
+library/fileManagement.h:

config.cfg

@@ -4,16 +4,24 @@
 #                   SERVER SETTINGS                   #
 #######################################################
 
-MAXIMUM_ALLOWED_FTP_CONNECTION = 10
+MAXIMUM_ALLOWED_FTP_CONNECTION = 30
 #SET THE MAXIMUM CONCURRENT ALLOWED CONNECTIONS ON THE SERVER
 
 FTP_PORT = 21
 #SET THE SERVER PORT DEFAULT 21
 
-FTP_SERVER_IP = 192.168.1.237
+#BIND THE SERVER TO SPECIFIC ADDRESS
+#NOT YET IMPLEMENTED
+#FTP_SERVER_IP = 192.168.1.237
+
+#Allow only one server instance
+SINGLE_INSTANCE = false
+
+#Run in background, daemon mode ok
+DAEMON_MODE = false
 
 #USERS
-#START FROM ZERO TO XXX
+#START FROM USER 0 TO XXX
 USER_0 = ugo
 PASSWORD_0 = pass
 HOME_0 = /

ftpCommandElaborate.c

@@ -1,9 +1,29 @@
 /*
- * To change this license header, choose License Headers in Project Properties.
- * To change this template file, choose Tools | Templates
- * and open the template in the editor.
+ * The MIT License
+ *
+ * Copyright 2018 Ugo Cirmignani.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
  */
 
+
+
 #include <sys/types.h>
 #include <sys/socket.h>
 #include <netinet/in.h>
@@ -47,6 +67,35 @@ int parseCommandUser(clientDataType *theClientData)
     }
 }
 
+
+/* Elaborate the User login command */
+int parseCommandSite(clientDataType *theClientData)
+{
+    char *theCommand;
+    theCommand = getFtpCommandArg("SITE", theClientData->theCommandReceived);
+    
+    printTimeStamp();
+    printf("\ntheCommand:%s", theCommand);
+    if(strncmp(theCommand, "CHMOD", strlen("CHMOD")) == 0 ||
+       strncmp(theCommand, "chmod", strlen("chmod")) == 0)
+    {
+        setPermissions(theCommand, theClientData->login.absolutePath.text);
+        char *theResponse = "200 Permissions changed\r\n";
+        write(theClientData->socketDescriptor, theResponse, strlen(theResponse));
+    }
+    else
+    {
+        char *theResponse = "500 unknown extension\r\n";
+        write(theClientData->socketDescriptor, theResponse, strlen(theResponse));
+    }
+    
+    
+    
+    //site chmod 777 test
+    //200 Permissions changed on test
+    //500 SITE ciao is an unknown extension
+}
+
 int parseCommandPass(ftpDataType * data, int socketId)
 {
     char *thePass;
@@ -969,4 +1018,68 @@ int getFtpCommandArgWithOptions(char * theCommand, char *theCommandString, ftpCo
         
     return 1;
     
+}
+
+int setPermissions(char * permissionsCommand, char * basePath)
+{
+    #define STATUS_INCREASE 0
+    #define STATUS_PERMISSIONS 1
+    #define STATUS_LOCAL_PATH 2
+    
+    int permissionsCommandCursor = 0;
+
+    int status = STATUS_INCREASE;
+    char thePermissionString[1024];
+    char theLocalPath[1024];
+    char theFinalCommand[2048];
+    memset(theLocalPath, 0, 1024);
+    memset(thePermissionString, 0, 1024);
+    memset(theFinalCommand, 0, 2048);
+    int thePermissionStringCursor = 0, theLocalPathCursor = 0;
+    
+    while (permissionsCommand[permissionsCommandCursor] != '\r' &&
+           permissionsCommand[permissionsCommandCursor] != '\n' &&
+           permissionsCommand[permissionsCommandCursor] != '\0')
+    {
+        switch (status)
+        {
+            case STATUS_INCREASE:
+                if (permissionsCommandCursor == strlen("chmod"))
+                {
+                    status = STATUS_PERMISSIONS;
+                }
+            break;
+            
+            case STATUS_PERMISSIONS:
+                if (permissionsCommand[permissionsCommandCursor] == ' ')
+                {
+                    status = STATUS_LOCAL_PATH;
+                    break;
+                }
+                if (thePermissionStringCursor < 1024 )
+                    thePermissionString[thePermissionStringCursor++] = permissionsCommand[permissionsCommandCursor];
+            break;
+            
+            case STATUS_LOCAL_PATH:
+                    if (theLocalPathCursor < 1024)
+                        theLocalPath[theLocalPathCursor++] = permissionsCommand[permissionsCommandCursor];
+            break;
+        }
+
+        permissionsCommandCursor++;
+    }
+    
+    printf("\n thePermissionString = %s ", thePermissionString);
+    printf("\n theLocalPathCursor = %s ", theLocalPath);
+
+    if (basePath[strlen(basePath)-1] != '/')
+        sprintf(theFinalCommand, "chmod %s %s/%s", thePermissionString, basePath, theLocalPath);
+    else
+        sprintf(theFinalCommand, "chmod %s %s%s", thePermissionString, basePath, theLocalPath);
+    
+    printf("\n theFinalCommand = %s ", theFinalCommand);
+    
+    system(theFinalCommand);
+    
+    return 1;
 }

ftpCommandsElaborate.h

@@ -1,3 +1,29 @@
+/*
+ * The MIT License
+ *
+ * Copyright 2018 Ugo Cirmignani.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+
+
 /*
  * To change this license header, choose License Headers in Project Properties.
  * To change this template file, choose Tools | Templates
@@ -24,6 +50,7 @@ extern "C" {
 
 /* Elaborate the User login command */
 int parseCommandUser(clientDataType *theClientData);
+int parseCommandSite(clientDataType *theClientData);
 int parseCommandPass(ftpDataType * data, int socketId);
 int parseCommandAuth(clientDataType *theClientData);
 int parseCommandPwd(clientDataType *theClientData);
@@ -56,6 +83,7 @@ int parseCommandRnto(clientDataType *theClientData);
 int writeRetrFile(char * theFilename, int thePasvSocketConnection, int startFrom);
 char *getFtpCommandArg(char * theCommand, char *theCommandString);
 int getFtpCommandArgWithOptions(char * theCommand, char *theCommandString, ftpCommandDataType *ftpCommand);
+int setPermissions(char * permissionsCommand, char * basePath);
 
 #ifdef __cplusplus
 }

ftpData.c

@@ -1,9 +1,29 @@
 /*
- * To change this license header, choose License Headers in Project Properties.
- * To change this template file, choose Tools | Templates
- * and open the template in the editor.
+ * The MIT License
+ *
+ * Copyright 2018 Ugo Cirmignani.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
  */
 
+
+
 #include <string.h>
 #include <stdio.h>
 #include <stdlib.h>

ftpData.h

@@ -1,3 +1,29 @@
+/*
+ * The MIT License
+ *
+ * Copyright 2018 Ugo Cirmignani.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+
+
 /*
  * To change this license header, choose License Headers in Project Properties.
  * To change this template file, choose Tools | Templates
@@ -124,6 +150,7 @@ struct clientData
 struct ftpData
 {
     int connectedClients;
+
     char welcomeMessage[1024];
     int theSocket;
     clientDataType *clients;

ftpServer.c

@@ -1,9 +1,29 @@
 /*
- * To change this license header, choose License Headers in Project Properties.
- * To change this template file, choose Tools | Templates
- * and open the template in the editor.
+ * The MIT License
+ *
+ * Copyright 2018 Ugo Cirmignani.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
  */
 
+
+
 #include <sys/types.h>
 #include <sys/socket.h>
 #include <netinet/in.h>
@@ -26,7 +46,7 @@
 #include "library/fileManagement.h"
 #include "library/logFunctions.h"
 #include "library/configRead.h"
-
+#include "library/daemon.h"
 
 /* Catch Signal Handler functio */
 void signal_callback_handler(int signum){
@@ -317,35 +337,56 @@ void *pasvThreadHandler(void * socketId)
 
 void runFtpServer(void)
 {
-  DYNV_VectorGenericDataType configParameters;
-  fd_set rset, wset, eset, rsetAll, wsetAll, esetAll;
-  static int processingSock = 0;
-  static int maxSocketFD = 0;
-  
-  DYNV_VectorGeneric_Init(&configParameters);
-  readConfigurationFile("./config.cfg", &configParameters);
-  parseConfigurationFile(&ftpData.ftpParameters, &configParameters);
-  initFtpData();
-
-  //Socket main creator
-  ftpData.theSocket = createSocket(ftpData.ftpParameters.port);
-  printTimeStamp();
-  printf("uFTP server starting..");
-  printf("\nServer port: %d", ftpData.ftpParameters.port);
-  printf("\nServer: Clients connected: %d", ftpData.connectedClients);
-  printf("\nServer: Max Client Allowed: %d", ftpData.ftpParameters.maxClients);
-
-  FD_ZERO(&rset);
-  FD_ZERO(&wset);
-  FD_ZERO(&eset);
-  FD_ZERO(&rsetAll);
-  FD_ZERO(&wsetAll);
-  FD_ZERO(&esetAll);    
+    DYNV_VectorGenericDataType configParameters;
+    fd_set rset, wset, eset, rsetAll, wsetAll, esetAll;
+    static int processingSock = 0;
+    static int maxSocketFD = 0;
     
-  FD_SET(ftpData.theSocket, &rsetAll);    
-  FD_SET(ftpData.theSocket, &wsetAll);
-  FD_SET(ftpData.theSocket, &esetAll);
- 
+    DYNV_VectorGeneric_Init(&configParameters);
+    readConfigurationFile("./config.cfg", &configParameters);
+    parseConfigurationFile(&ftpData.ftpParameters, &configParameters);
+    
+    if (ftpData.ftpParameters.singleInstanceModeOn == 1)
+    {
+        int returnCode = isProcessAlreadyRunning();
+        printf("\nreturnCode : %d", returnCode);
+        if (returnCode == 1)
+        {
+            printf("\nThe process is already running..");
+            exit(0);
+        }
+    }
+
+    /* Fork the process daemon mode */
+    if (ftpData.ftpParameters.daemonModeOn == 1)
+    {
+        daemonize("uFTP");
+    }
+
+    initFtpData();
+
+    //Socket main creator
+    ftpData.theSocket = createSocket(ftpData.ftpParameters.port);
+    printTimeStamp();
+    printf("uFTP server starting..");
+    printf("\nServer port: %d", ftpData.ftpParameters.port);
+    printf("\nServer: Clients connected: %d", ftpData.connectedClients);
+    printf("\nServer: Max Client Allowed: %d", ftpData.ftpParameters.maxClients);
+    
+    
+    
+
+    FD_ZERO(&rset);
+    FD_ZERO(&wset);
+    FD_ZERO(&eset);
+    FD_ZERO(&rsetAll);
+    FD_ZERO(&wsetAll);
+    FD_ZERO(&esetAll);    
+
+    FD_SET(ftpData.theSocket, &rsetAll);    
+    FD_SET(ftpData.theSocket, &wsetAll);
+    FD_SET(ftpData.theSocket, &esetAll);
+
     maxSocketFD = ftpData.theSocket+1;
     
   //Endless loop ftp process
@@ -360,7 +401,6 @@ void runFtpServer(void)
       wset = wsetAll;
       eset = esetAll;
 
-      //printf("\n\nSelect will wait for socket data.. ");
       if (ftpData.connectedClients < ftpData.ftpParameters.maxClients)
       {
            printf("\nServer: Clients connected: %d", ftpData.connectedClients);
@@ -380,9 +420,10 @@ void runFtpServer(void)
 
       for (processingSock = 0; processingSock < ftpData.ftpParameters.maxClients; processingSock++)
       {
-          
           if (ftpData.clients[processingSock].closeTheClient == 1)
           {
+              printf("\nQUIT FLAG SET!\n");
+              
             if (ftpData.clients[processingSock].pasvData.threadIsAlive == 1)
             {
                 void *pReturn;
@@ -403,7 +444,6 @@ void runFtpServer(void)
             continue;
           }
           
-          
 	if (ftpData.clients[processingSock].socketIsConnected == 0 &&
             FD_ISSET(ftpData.theSocket, &rset))
 	{
@@ -452,7 +492,7 @@ void runFtpServer(void)
             else
             {
                 printf("\nErrno = %d", errno);
-                perror("Error: ");
+                //perror("Error: ");
 
                 /*
                 int readen = 0;
@@ -556,7 +596,7 @@ void runFtpServer(void)
   closeSocket(ftpData.theSocket);
   printTimeStamp();
   printf("Server: Closed.");
-  
+
   ftpData.clients[processingSock].socketIsConnected = 0;
   return;
 }
@@ -692,7 +732,9 @@ static int processCommand(int processingElement)
         (strncmp(ftpData.clients[processingElement].theCommandReceived, "USER", strlen("USER")) != 0 && 
          strncmp(ftpData.clients[processingElement].theCommandReceived, "user", strlen("user")) != 0 &&
          strncmp(ftpData.clients[processingElement].theCommandReceived, "PASS", strlen("PASS")) != 0 &&
-         strncmp(ftpData.clients[processingElement].theCommandReceived, "pass", strlen("pass")) != 0))
+         strncmp(ftpData.clients[processingElement].theCommandReceived, "pass", strlen("pass")) != 0 &&
+         strncmp(ftpData.clients[processingElement].theCommandReceived, "QUIT", strlen("QUIT")) != 0 &&
+         strncmp(ftpData.clients[processingElement].theCommandReceived, "quit", strlen("quit")) != 0))
         {
             toReturn = notLoggedInMessage(&ftpData.clients[processingElement]);
             return 1;
@@ -712,6 +754,12 @@ static int processCommand(int processingElement)
         printf("\nPASS COMMAND RECEIVED");
         toReturn = parseCommandPass(&ftpData, processingElement);
     }
+    else if(strncmp(ftpData.clients[processingElement].theCommandReceived, "SITE", strlen("SITE")) == 0 ||
+            strncmp(ftpData.clients[processingElement].theCommandReceived, "site", strlen("site")) == 0)
+    {
+        printf("\nSITE COMMAND RECEIVED");
+        toReturn = parseCommandSite(&ftpData.clients[processingElement]);
+    }
     else if(strncmp(ftpData.clients[processingElement].theCommandReceived, "AUTH", strlen("AUTH")) == 0 ||
             strncmp(ftpData.clients[processingElement].theCommandReceived, "auth", strlen("auth")) == 0)
     {

ftpServer.h

@@ -1,3 +1,29 @@
+/*
+ * The MIT License
+ *
+ * Copyright 2018 Ugo Cirmignani.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+
+
 /*
  * To change this license header, choose License Headers in Project Properties.
  * To change this template file, choose Tools | Templates

ftpSpecs.h

@@ -1,3 +1,29 @@
+/*
+ * The MIT License
+ *
+ * Copyright 2018 Ugo Cirmignani.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+
+
 /*
             USER <SP> <username> <CRLF>
             PASS <SP> <password> <CRLF>

library/configRead.c

@@ -1,3 +1,29 @@
+/*
+ * The MIT License
+ *
+ * Copyright 2018 Ugo Cirmignani.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+
+
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
@@ -241,6 +267,32 @@ int parseConfigurationFile(ftpParameters_DataType *ftpParameters, DYNV_VectorGen
     }
     
     
+    ftpParameters->daemonModeOn = 0;
+    searchIndex = searchParameter("DAEMON_MODE", parametersVector);
+    if (searchIndex != -1)
+    {
+        if(strcmp(((parameter_DataType *) parametersVector->Data[searchIndex])->value, "true") == 0)
+            ftpParameters->daemonModeOn = 1;
+            
+        if(strcmp(((parameter_DataType *) parametersVector->Data[searchIndex])->value, "TRUE") == 0)
+            ftpParameters->daemonModeOn = 1;
+    }
+    
+    ftpParameters->singleInstanceModeOn = 0;
+    searchIndex = searchParameter("SINGLE_INSTANCE", parametersVector);
+    if (searchIndex != -1)
+    {
+        if(strcmp(((parameter_DataType *) parametersVector->Data[searchIndex])->value, "true") == 0)
+            ftpParameters->singleInstanceModeOn = 1;
+            
+        if(strcmp(((parameter_DataType *) parametersVector->Data[searchIndex])->value, "TRUE") == 0)
+            ftpParameters->singleInstanceModeOn = 1;
+    }
+    
+    printf("\nFtp singleInstanceModeOn: %d", ftpParameters->singleInstanceModeOn);
+    printf("\nFtp daemonModeOn: %d", ftpParameters->daemonModeOn);
+
+
     searchIndex = searchParameter("FTP_SERVER_IP", parametersVector);
     if (searchIndex != -1)
     {

library/configRead.h

@@ -1,7 +1,7 @@
 /*
  * The MIT License
  *
- * Copyright 2018 ugo.
+ * Copyright 2018 Ugo Cirmignani.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal
@@ -22,13 +22,6 @@
  * THE SOFTWARE.
  */
 
-/* 
- * File:   configRead.h
- * Author: ugo
- *
- * Created on 24 gennaio 2018, 14.11
- */
-
 #ifndef CONFIGREAD_H
 #define CONFIGREAD_H
 
@@ -56,6 +49,8 @@ struct ftpParameters
     int ftpIpAddress[4];
     int port;
     int maxClients;
+    int daemonModeOn;
+    int singleInstanceModeOn;
     DYNV_VectorGenericDataType usersVector;
 } typedef ftpParameters_DataType;
 

library/daemon.c

@@ -0,0 +1,136 @@
+/*
+ * The MIT License
+ *
+ * Copyright 2018 Ugo Cirmignani.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+#include <unistd.h>
+#include <stdlib.h>
+#include <fcntl.h>
+#include <syslog.h>
+#include <string.h>
+#include <errno.h>
+#include <stdio.h>
+#include <sys/stat.h>
+#include <sys/resource.h>
+#include <signal.h>
+
+
+#include "fileManagement.h"
+
+#define LOCKFILE "/var/run/uFTP.pid"
+#define LOCKMODE (S_IRUSR|S_IWUSR|S_IRGRP|S_IROTH)
+
+int isProcessAlreadyRunning(void)
+{
+    int fd;
+    int returnCode;
+    char buf[16];
+    fd = open(LOCKFILE, O_RDWR|O_CREAT, LOCKMODE);
+    if (fd < 0) 
+    {
+        syslog(LOG_ERR, "can’t open %s: %s", LOCKFILE, strerror(errno));
+        exit(1);
+    }
+    printf("\nFile pid opened.");
+    
+    if (returnCode = FILE_LockFile(fd) < 0) 
+    {
+        if (errno == EACCES || errno == EAGAIN) 
+        {
+        close(fd);
+        return(1);
+        }
+        syslog(LOG_ERR, "can’t lock %s: %s", LOCKFILE, strerror(errno));
+        exit(1);
+    }
+    
+    printf("\nFILE_LockFile returnCode = %d", returnCode);    
+    ftruncate(fd, 0);
+    sprintf(buf, "%ld", (long)getpid());
+    write(fd, buf, strlen(buf)+1);
+    return(0);
+}
+
+
+void daemonize(const char *cmd)
+{
+    int
+    i, fd0, fd1, fd2;
+    pid_t pid;
+    struct rlimit rl;
+    struct sigaction sa;
+    
+    /*
+    * Clear file creation mask.
+    */
+    umask(0);
+    
+    /*
+    * Get maximum number of file descriptors.
+    */
+    if (getrlimit(RLIMIT_NOFILE, &rl) < 0)
+    printf("%s: can’t get file limit", cmd);
+    
+    /*
+    * Become a session leader to lose controlling TTY.
+    */
+    if ((pid = fork()) < 0)
+        printf("%s: can’t fork", cmd);
+    else if (pid != 0) /* parent */
+        exit(0);
+    
+    setsid();
+    
+    /*
+    * Ensure future opens won’t allocate controlling TTYs.
+    */
+    sa.sa_handler = SIG_IGN;
+    sigemptyset(&sa.sa_mask);
+    
+    sa.sa_flags = 0;
+    if (sigaction(SIGHUP, &sa, NULL) < 0)
+        printf("%s: can’t ignore SIGHUP", cmd);
+    if ((pid = fork()) < 0)
+        printf("%s: can’t fork", cmd);
+    else if (pid != 0) /* parent */
+    exit(0);
+    /*
+    * Change the current working directory to the root so
+    * we won’t prevent file systems from being unmounted.
+    */
+    if (chdir("/") < 0)
+        printf("%s: can’t change directory to /", cmd);
+    /*
+    * Close all open file descriptors.
+    */
+    if (rl.rlim_max == RLIM_INFINITY)
+        rl.rlim_max = 1024;
+    for (i = 0; i < rl.rlim_max; i++)
+        close(i);
+    /*
+    * Attach file descriptors 0, 1, and 2 to /dev/null.
+    */
+    fd0 = open("/dev/null", O_RDWR);
+    fd1 = dup(0);
+    fd2 = dup(0);
+
+    }

library/daemon.h

@@ -0,0 +1,40 @@
+/*
+ * The MIT License
+ *
+ * Copyright 2018 Ugo Cirmignani.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+#ifndef DAEMON_H
+#define DAEMON_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+int isProcessAlreadyRunning(void);
+void daemonize(const char *cmd);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* DAEMON_H */
+

library/dynamicVectors.c

@@ -1,3 +1,29 @@
+/*
+ * The MIT License
+ *
+ * Copyright 2018 Ugo Cirmignani.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+
+
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>

library/dynamicVectors.h

@@ -1,3 +1,26 @@
+/*
+ * The MIT License
+ *
+ * Copyright 2018 Ugo Cirmignani.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
 
 #ifndef DYNAMIC_VECTORS_H
 #define	DYNAMIC_VECTORS_H

library/fileManagement.c

@@ -1,3 +1,29 @@
+/*
+ * The MIT License
+ *
+ * Copyright 2018 Ugo Cirmignani.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+
+
 #include <pwd.h>
 #include <grp.h>
 #include <stdio.h>
@@ -6,6 +32,8 @@
 #include <dirent.h>
 #include <sys/stat.h>
 #include <sys/statvfs.h>
+#include <unistd.h>
+#include <fcntl.h>
 
 #include "fileManagement.h"
 #include "dynamicVectors.h"
@@ -503,3 +531,14 @@ void FILE_DirectoryToParent(char ** sourceString)
             (*sourceString)[theNewSize] = '\0';
         }
 }
+
+
+int FILE_LockFile(int fd)
+{
+    struct flock fl;
+    fl.l_type = F_WRLCK;
+    fl.l_start = 0;
+    fl.l_whence = SEEK_SET;
+    fl.l_len = 0;
+    return(fcntl(fd, F_SETLK, &fl));
+}

library/fileManagement.h

@@ -1,3 +1,27 @@
+/*
+ * The MIT License
+ *
+ * Copyright 2018 Ugo Cirmignani.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
 #ifndef GEN_FILE_MANAGEMENT_TYPES
 
     #include <stdio.h> 
@@ -40,5 +64,6 @@
     time_t FILE_GetLastModifiedData(char *path);
     void FILE_AppendToString(char ** sourceString, char *theString);
     void FILE_DirectoryToParent(char ** sourceString);
+    int FILE_LockFile(int fd);
 #define	GEN_FILE_MANAGEMENT_TYPES
 #endif

library/logFunctions.c

@@ -1,9 +1,29 @@
 /*
- * To change this license header, choose License Headers in Project Properties.
- * To change this template file, choose Tools | Templates
- * and open the template in the editor.
+ * The MIT License
+ *
+ * Copyright 2018 Ugo Cirmignani.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
  */
 
+
+
 #include <time.h>
 #include "logFunctions.h"
 #include <sys/time.h>

library/logFunctions.h

@@ -1,14 +1,25 @@
 /*
- * To change this license header, choose License Headers in Project Properties.
- * To change this template file, choose Tools | Templates
- * and open the template in the editor.
- */
-
-/* 
- * File:   logFunctions.h
- * Author: ugo
+ * The MIT License
  *
- * Created on 20 ottobre 2017, 21.41
+ * Copyright 2018 Ugo Cirmignani.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
  */
 
 #ifndef LOGFUNCTIONS_H

nbproject/Makefile-Debug.mk

@@ -39,6 +39,7 @@ OBJECTFILES= \
 	${OBJECTDIR}/ftpData.o \
 	${OBJECTDIR}/ftpServer.o \
 	${OBJECTDIR}/library/configRead.o \
+	${OBJECTDIR}/library/daemon.o \
 	${OBJECTDIR}/library/dynamicVectors.o \
 	${OBJECTDIR}/library/fileManagement.o \
 	${OBJECTDIR}/library/logFunctions.o \
@@ -89,6 +90,11 @@ ${OBJECTDIR}/library/configRead.o: library/configRead.c
 	${RM} "$@.d"
 	$(COMPILE.c) -g -Ilibrary -include library/dynamicVectors.h -include library/fileManagement.h -MMD -MP -MF "$@.d" -o ${OBJECTDIR}/library/configRead.o library/configRead.c
 
+${OBJECTDIR}/library/daemon.o: library/daemon.c
+	${MKDIR} -p ${OBJECTDIR}/library
+	${RM} "$@.d"
+	$(COMPILE.c) -g -Ilibrary -include library/dynamicVectors.h -include library/fileManagement.h -MMD -MP -MF "$@.d" -o ${OBJECTDIR}/library/daemon.o library/daemon.c
+
 ${OBJECTDIR}/library/dynamicVectors.o: library/dynamicVectors.c
 	${MKDIR} -p ${OBJECTDIR}/library
 	${RM} "$@.d"

nbproject/Makefile-Release.mk

@@ -39,6 +39,7 @@ OBJECTFILES= \
 	${OBJECTDIR}/ftpData.o \
 	${OBJECTDIR}/ftpServer.o \
 	${OBJECTDIR}/library/configRead.o \
+	${OBJECTDIR}/library/daemon.o \
 	${OBJECTDIR}/library/dynamicVectors.o \
 	${OBJECTDIR}/library/fileManagement.o \
 	${OBJECTDIR}/library/logFunctions.o \
@@ -89,6 +90,11 @@ ${OBJECTDIR}/library/configRead.o: library/configRead.c
 	${RM} "$@.d"
 	$(COMPILE.c) -O2 -MMD -MP -MF "$@.d" -o ${OBJECTDIR}/library/configRead.o library/configRead.c
 
+${OBJECTDIR}/library/daemon.o: library/daemon.c
+	${MKDIR} -p ${OBJECTDIR}/library
+	${RM} "$@.d"
+	$(COMPILE.c) -O2 -MMD -MP -MF "$@.d" -o ${OBJECTDIR}/library/daemon.o library/daemon.c
+
 ${OBJECTDIR}/library/dynamicVectors.o: library/dynamicVectors.c
 	${MKDIR} -p ${OBJECTDIR}/library
 	${RM} "$@.d"

nbproject/configurations.xml

@@ -10,6 +10,7 @@
         <itemPath>library/fileManagement.h</itemPath>
         <itemPath>library/logFunctions.h</itemPath>
       </logicalFolder>
+      <itemPath>library/daemon.h</itemPath>
       <itemPath>ftpCommandsElaborate.h</itemPath>
       <itemPath>ftpData.h</itemPath>
       <itemPath>ftpServer.h</itemPath>
@@ -24,6 +25,7 @@
                    projectFiles="true">
       <logicalFolder name="library" displayName="library" projectFiles="true">
         <itemPath>library/configRead.c</itemPath>
+        <itemPath>library/daemon.c</itemPath>
         <itemPath>library/dynamicVectors.c</itemPath>
         <itemPath>library/fileManagement.c</itemPath>
         <itemPath>library/logFunctions.c</itemPath>
@@ -94,6 +96,10 @@
       </item>
       <item path="library/configRead.h" ex="false" tool="3" flavor2="0">
       </item>
+      <item path="library/daemon.c" ex="false" tool="0" flavor2="0">
+      </item>
+      <item path="library/daemon.h" ex="false" tool="3" flavor2="0">
+      </item>
       <item path="library/dynamicVectors.c" ex="false" tool="0" flavor2="0">
       </item>
       <item path="library/dynamicVectors.h" ex="false" tool="3" flavor2="0">
@@ -153,6 +159,10 @@
       </item>
       <item path="library/configRead.h" ex="false" tool="3" flavor2="0">
       </item>
+      <item path="library/daemon.c" ex="false" tool="0" flavor2="0">
+      </item>
+      <item path="library/daemon.h" ex="false" tool="3" flavor2="0">
+      </item>
       <item path="library/dynamicVectors.c" ex="false" tool="0" flavor2="0">
       </item>
       <item path="library/dynamicVectors.h" ex="false" tool="3" flavor2="0">

nbproject/private/configurations.xml

@@ -13,8 +13,6 @@
         <gdb_interceptlist>
           <gdbinterceptoptions gdb_all="false" gdb_unhandled="true" gdb_unexpected="true"/>
         </gdb_interceptlist>
-        <gdb_signals>
-        </gdb_signals>
         <gdb_options>
           <DebugOptions>
           </DebugOptions>

uFTP.c

@@ -1,3 +1,27 @@
+/*
+ * The MIT License
+ *
+ * Copyright 2018 Ugo Cirmignani.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
 
 #include <stdio.h>
 #include <stdlib.h>