From 4bede1d02de893b450f5eb581aa0a384246c162d Mon Sep 17 00:00:00 2001
From: deva <deva>
Date: Thu, 9 Jun 2005 11:00:03 +0000
Subject: Added daemon code, and cleaned up using -Wall and -Werror

---
 src/miav.cc | 152 ++++++++++++------------------------------------------------
 1 file changed, 29 insertions(+), 123 deletions(-)

(limited to 'src/miav.cc')

diff --git a/src/miav.cc b/src/miav.cc
index d1211f1..188b1d7 100644
--- a/src/miav.cc
+++ b/src/miav.cc
@@ -31,6 +31,9 @@
 
 /*
  * $Log$
+ * Revision 1.13  2005/06/09 11:00:03  deva
+ * Added daemon code, and cleaned up using -Wall and -Werror
+ *
  * Revision 1.12  2005/05/25 12:31:59  deva
  *
  * Made info (error message system) work correctly.
@@ -60,26 +63,27 @@
 
 #include <config.h>
 
-#include "server.h"
-#include "socket.h"
-
 #ifdef USE_GUI
 #include <qapplication.h>
 #include "mainwindow.h"
 #include "miav.h"
 #endif /* USE_GUI */
 
+
+#include "miav_daemon.h"
+
 #include "miav_config.h"
 
-#include "info_console.h"
 #include "info_gui.h"
+#include "info_console.h"
 
 #include <stdio.h>
 
-enum {
+typedef enum {
+  MODE_UNKNOWN,
   MODE_GRAB,
   MODE_SERVER
-};
+} run_mode;
 
 
 /** 
@@ -111,137 +115,35 @@ int grab(int argc, char *argv[]) {
 }
 
 
-#if 0
-/**
- * Peters DAEMON code
- */
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <unistd.h>
-
-int rundaemon()
-{
-  int pipes[2];
-
-  int f;
-
-  pipe(pipes);
-
-  f = fork();
-  switch(f) {
-  case -1: // error
-    fprintf(stderr, "Error, could not fork()!\n");
-    exit(0);
-    break;
-  case 0:  // child
-    return communicationCtl(pipes[0]);
-    break;
-  default: // parent
-    signal(SIGCHLD, reportAndExit);
-
-    return serialportCtl(pipes[1]);
-    break;
-  }
-
-  return 0;
-}
-
-void daemon() {
-  int f;
-  int fd;
-
-  chdir("/");
-  umask(0);
-
-  f = fork();
-  switch(f) {
-  case -1:
-    fprintf(stderr, "fork() error!\n");
-    return 0;
-    break;
-  case 0:
-    if( (fp = fopen("/tmp/termo.out", "w")) == NULL)  {
-      fprintf(stderr, "Outfile open error!\n");
-      exit(0);
-    }
-    fd = open("/dev/null", O_NOCTTY | O_RDWR, 0666);
-    dup2(0, fd);
-    dup2(1, fd);
-    dup2(2, fd);
-    setsid();
-    signal (SIGTERM, SIG_IGN);
-    signal (SIGINT, SIG_IGN);
-    signal (SIGHUP, SIG_IGN);
-    serialfd = initSerialPort(INDEVICE);
-    if(setgid(NOBODY_GROUP) != 0) {fprintf(fp, "GRP ch ERR\n");return 1;}
-    if(setuid(NOBODY_USER) != 0) {fprintf(fp, "USER ch ERR\n");return 1;}
-    
-    return rundaemon();
-    break;
-  default:
-    exit(0);
-  }
-  return 0;
-}
-/**
- * End og Peters DAEMON code
- */
-#endif
 
 /** 
  * This function starts the MIaV server.
  */
-int server(int argc, char *argv[]) {
+int server(int argc, char *argv[])
+{
   InfoConsole info;
-  int port = config->readInt("server_port");
-  pid_t childpid; // variable to store the child's pid
 
-  signal(SIGCLD, SIG_IGN);  // Ved SIGCHILD til IGNORE maa wait/waitpid ikke kaldes 
-                            //   (ellers kommer der kernel-brok)
-  
-  printf("Listening on port %d\n", port);
-  Socket *socket = new Socket(port, &info);
+  MiavDaemon daemon;
 
-  while(1) {
-    Socket *csocket = new Socket(socket->slisten());
-    if(csocket->isConnected()) {
-      childpid = fork();
-      
-      if(childpid == -1) {
-        // fork() returns -1 on failure
-        perror("fork");
-        exit(1); 
-      } else if(childpid == 0) {
-        // fork() returns 0 to the child process
-        delete socket; // Close listen socket.
-        newConnection(csocket);
-        delete csocket; // Close communication socket.
-        exit(0);
-      } else {
-        // fork() returns new pid to the parent process
-      }
-    }
-  }
-  delete socket;
-  return 0;
+  MiavConfig cfg(ETC"/miav.conf", &info);
+  
+  int uid = cfg.readInt("server_uid");
+  int gid = cfg.readInt("server_gid");
+ 
+  return daemon.run(uid, gid);
 }
 
 #include "debug.h"
 
 int main(int argc, char *argv[])
 {
+  run_mode mode = MODE_UNKNOWN;
 
-  int mode = MODE_GRAB;
-
-  if(argc < 2) {
-    printf("Usage: miav [mode] [mode options]\n");
-    printf("[mode] can be one of the following: grab or server.\n");
-    return 1;
+  if(argc >= 2) {
+    if(!strcmp(argv[1], "grab")) mode = MODE_GRAB;
+    if(!strcmp(argv[1], "server")) mode = MODE_SERVER;
   }
 
-  if(!strcmp(argv[1], "grab")) mode = MODE_GRAB;
-  if(!strcmp(argv[1], "server")) mode = MODE_SERVER;
-
   switch(mode) {
   case MODE_GRAB:
     {
@@ -249,10 +151,14 @@ int main(int argc, char *argv[])
     }
   case MODE_SERVER:
     {
-      InfoConsole info;
-      config = new MiavConfig(ETC"/miav.conf", &info);
       return server(argc - 2, &argv[2]);
     }
+  case MODE_UNKNOWN:
+    {
+      printf("Usage: %s [mode] [mode options]\n", argv[0]);
+      printf("[mode] can be one of the following: grab or server.\n");
+      return 1;
+    }
   }
   return 0;
 }
-- 
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