netconfig.h

LINUX 2.4下面使用GTK书写的一个系统控制面板

#include <sys/types.h>
#include <sys/stat.h>
#include <unistd.h>
#include <string.h>
#include <stdio.h>
#include <stdlib.h>
#include <fcntl.h>

#include <gdk/gdkkeysyms.h>
#include <gtk/gtk.h>
#include "mmlib.h"

  GtkWidget *netcfg_entry_hostname;
  GtkWidget *netcfg_checkbutton_dhcp;
  GtkWidget *netcfg_entry_ipv4_addr;
  GtkWidget *netcfg_entry_ipv4_mask;
  GtkWidget *netcfg_entry_ipv4_gateway;
  GtkWidget *netcfg_entry_ipv4_dns;
  GtkWidget *netcfg_entry_ipv6_addr;
  GtkWidget *netcfg_entry_ipv6_route;
  static char net_cfgfile_data[9][80];
// not complete
int netcfg_valid_check(void)
{	int ret=0;
       if (ipadr_check((char*)gtk_entry_get_text(GTK_ENTRY(netcfg_entry_ipv4_addr)))!=0) 
	    	{ msg_dialog(GTK_MESSAGE_ERROR,_("IP地址输入不合法")); 
			ret=-1;
		 }
	if (ipadr_check((char*)gtk_entry_get_text(GTK_ENTRY(netcfg_entry_ipv4_mask)))!=0) 
	    	 { msg_dialog(GTK_MESSAGE_ERROR,_("子网掩码输入不合法"));
		  ret=-1;
		  } 
	if (ipadr_check((char*)gtk_entry_get_text(GTK_ENTRY(netcfg_entry_ipv4_gateway)))!=0) 
	    	 { msg_dialog(GTK_MESSAGE_ERROR,_("网关地址输入不合法"));
		  ret=-1;
		  }
	if (ipadr_check((char*)gtk_entry_get_text(GTK_ENTRY(netcfg_entry_ipv4_dns)))!=0) 
  	  	 { msg_dialog(GTK_MESSAGE_ERROR,_("DNS输入不合法"));
		  ret=-1;
		 }
	if (ipv6adr_check((char*)gtk_entry_get_text(GTK_ENTRY(netcfg_entry_ipv6_addr)))!=0) 
    	 	{msg_dialog(GTK_MESSAGE_ERROR,_("IPV6地址输入不合法"));
		ret=-1;
		}
	if (ipv6adr_check((char*)gtk_entry_get_text(GTK_ENTRY(netcfg_entry_ipv6_route)))!=0) 
    	 	{msg_dialog(GTK_MESSAGE_ERROR,_("IP6路由输入不合法"));
		ret=-1;
		}
    return ret;	  
}
// save_button
int netcfg_exec_save(GtkWidget *button, GtkWidget *window)
{  if (netcfg_valid_check()==0)
	{  if (netcfg_exec() ==0 )
		{  if (netcfg_save("/.admin/network.conf")==0){
			msg_dialog(GTK_MESSAGE_INFO, _("okokokokokokok\n"));
			mm_widget_destroy(NULL, window);
		    }else
		    	return -1;
		}
	    else
	    	return -1;
	}
    else
	return -1;			
}
int netcfg_exec(void)
{
  // if( execl("/etc/rc.d/01","01","reset",0)!=-1)
      return 0;
}
int netcfg_save(const char* file)
{
	int fd;
	int i, ret = 0;
	if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON (netcfg_checkbutton_dhcp)))
	strcpy(strpbrk(net_cfgfile_data[0], "=")+1 , "TRUE");
	else
	strcpy(strpbrk(net_cfgfile_data[0], "=")+1 , "FALSE");

	strcpy(strpbrk(net_cfgfile_data[1], "=")+1 , 
				gtk_entry_get_text(GTK_ENTRY(netcfg_entry_hostname)));
	strcpy(strpbrk(net_cfgfile_data[2], "=")+1 , 
				gtk_entry_get_text(GTK_ENTRY(netcfg_entry_ipv4_addr)));
	strcpy(strpbrk(net_cfgfile_data[3], "=")+1 , 
				gtk_entry_get_text(GTK_ENTRY(netcfg_entry_ipv4_mask)));	
	strcpy(strpbrk(net_cfgfile_data[4], "=")+1 , 
				gtk_entry_get_text(GTK_ENTRY(netcfg_entry_ipv4_gateway)));	
	strcpy(strpbrk(net_cfgfile_data[5], "=")+1 , 
				gtk_entry_get_text(GTK_ENTRY(netcfg_entry_ipv4_dns)));
	strcpy(strpbrk(net_cfgfile_data[6], "=")+1 , 
				gtk_entry_get_text(GTK_ENTRY(netcfg_entry_ipv6_addr)));
	strcpy(strpbrk(net_cfgfile_data[7], "=")+1 , 
				gtk_entry_get_text(GTK_ENTRY(netcfg_entry_ipv6_route)));
		
	if((fd = open (file, O_WRONLY|O_TRUNC)) == -1){
		ret = -1;
		msg_dialog(GTK_MESSAGE_ERROR,_("打开文件失败"));
	}else{
		for (i = 0; i < 8; i++){
			write(fd, net_cfgfile_data[i], strlen(net_cfgfile_data[i]));
			write(fd, "\n", 1);
		}
		close(fd);	
	}															
	return ret;	
   return 0;
}
int netcfg_read(const char *file, char cfgdata[][80])
{
	int fd;
	int offset = 0;
	char *p = NULL;
	char *q = NULL;
	int len, ret = 0;
	ssize_t n;
	gchar buffer[400];
	
	if((fd = open(file,O_RDONLY)) == -1){
		ret = -1;
	}else{
	
		while ((n = read(fd, buffer + offset, 400)) > 0){
			offset += n;
		}
		close(fd);
	
		if (n == -1){
			ret = -1;
		}else{
			n = 0;	
			p = q = buffer;
			offset = 0;
			while ((p = strpbrk(p, "=")) && n < 8){
				p = strpbrk(p, " \n");
				len = p - q;
				p = strpbrk(p, "\n");
				p++;
				memcpy (cfgdata[n], q, len);
				cfgdata[n++][len] = '\0';
				q = p;
			}
		}
	}

	return ret;

}

int netcfg_check_button(GtkWidget *checkbutton,
                            GtkWidget *entry )
{
   	gtk_entry_set_editable (GTK_ENTRY(netcfg_entry_ipv4_addr),
    						 !GTK_TOGGLE_BUTTON (netcfg_checkbutton_dhcp)->active);
   	gtk_entry_set_editable (GTK_ENTRY(netcfg_entry_ipv4_mask),
    					!GTK_TOGGLE_BUTTON (netcfg_checkbutton_dhcp)->active);		
   	gtk_entry_set_editable (GTK_ENTRY(netcfg_entry_ipv4_gateway),
    						 !GTK_TOGGLE_BUTTON (netcfg_checkbutton_dhcp)->active);
   	gtk_entry_set_editable (GTK_ENTRY(netcfg_entry_ipv4_dns),
    						 !GTK_TOGGLE_BUTTON (netcfg_checkbutton_dhcp)->active);  		
}
void create_netcfg_window (void)
{
  GtkWidget *netcfg_window;
  GtkWidget *netcfg_vbox1;
  GtkWidget *netcfg_hbox1;
  GtkWidget *netcfg_label_hostname;
  GtkWidget *netcfg_frame_ipv4;
  GtkWidget *alignment1;
  GtkWidget *netcfg_table_ipv4;
  GtkWidget *netcfg_label_ipv4_addr;
  GtkWidget *netcfg_label_ipv4_mask;  
  GtkWidget *netcfg_label_ipv4_gateway;
  GtkWidget *netcfg_label_ipv4_dns;
  GtkWidget *netcfg_label_frame_ipv4;
  GtkWidget *netcfg_frame_ipv6;
  GtkWidget *alignment2;
  GtkWidget *netcfg_table_ipv6;
  GtkWidget *netcfg_label_ipv6_addr;
  GtkWidget *netcfg_label_ipv6_route;

  GtkWidget *netcfg_label_frame_ipv6;
  GtkWidget *netcfg_hbuttonbox_bottom;
  GtkWidget *netcfg_button_ok;
  GtkWidget *netcfg_button_cancel;
  gboolean   ischecked;
    	
  netcfg_read("/.admin/network.conf", net_cfgfile_data);
         
	if (strcmp(strpbrk(net_cfgfile_data[0], "=")+1,"TRUE") ==0)
        ischecked=TRUE; 
        else
        ischecked=FALSE;
  netcfg_window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
  g_return_if_fail(GTK_IS_WINDOW(netcfg_window));
  isShow = TRUE;