path: root/package/ez-ipupdate/patches/patch-ez-ipupdate_c

$Id$

	cjb.net support by <tg@freewrt.org>

--- ez-ipupdate-3.0.11b8.orig/ez-ipupdate.c	Mon Mar 11 23:31:25 2002
+++ ez-ipupdate-3.0.11b8/ez-ipupdate.c	Tue Jul 31 14:05:00 2007
@@ -87,6 +87,10 @@
 #define JUSTL_REQUEST "/bin/controlpanel/dyndns/jlc.pl"
 #define JUSTL_VERSION "2.0"
 
+#define CJB_DEFAULT_SERVER "www.cjb.net"
+#define CJB_DEFAULT_PORT "80"
+#define CJB_REQUEST "/cgi-bin/dynip.cgi"
+
 #define DYNS_DEFAULT_SERVER "www.dyns.cx"
 #define DYNS_DEFAULT_PORT "80"
 #define DYNS_REQUEST "/postscript.php"
@@ -139,6 +143,9 @@
 #if HAVE_SIGNAL_H
 #  include <signal.h>
 #endif
+#if HAVE_TIME_H
+#  include <time.h>
+#endif
 #if HAVE_SYS_TIME_H
 #  include <sys/time.h>
 #endif
@@ -165,7 +172,7 @@
 #endif
 
 
-#if __linux__ || __SVR4 || __OpenBSD__ || __FreeBSD__ || __NetBSD__
+#if __GLIBC__ || __SVR4 || __OpenBSD__ || __FreeBSD__ || __NetBSD__
 #  define IF_LOOKUP 1
 #  include <sys/ioctl.h>
 #  include <net/if.h>
@@ -325,6 +332,10 @@ int JUSTL_update_entry(void);
 int JUSTL_check_info(void);
 static char *JUSTL_fields_used[] = { "server", "user", "host", NULL };
 
+int CJB_update_entry(void);
+int CJB_check_info(void);
+static char *CJB_fields_used[] = { "server", "user", NULL };
+
 int DYNS_update_entry(void);
 int DYNS_check_info(void);
 static char *DYNS_fields_used[] = { "server", "user", "host", NULL };
@@ -474,6 +485,16 @@ struct service_t services[] = {
     JUSTL_DEFAULT_PORT,
     JUSTL_REQUEST
   },
+  { "cjb.net",
+    { "cjb", 0, 0, },
+    NULL,
+    CJB_update_entry,
+    CJB_check_info,
+    CJB_fields_used,
+    CJB_DEFAULT_SERVER,
+    CJB_DEFAULT_PORT,
+    CJB_REQUEST
+  },
   { "dyns",
     { "dyns", 0, 0, },
     NULL,
@@ -640,7 +661,7 @@ void print_usage( void )
   fprintf(stdout, "  -q, --quiet \t\t\tbe quiet\n");
   fprintf(stdout, "  -r, --retrys <num>\t\tnumber of trys (default: 1)\n");
   fprintf(stdout, "  -R, --run-as-user <user>\tchange to <user> for running, be ware\n\t\t\t\tthat this can cause problems with handeling\n\t\t\t\tSIGHUP properly if that user can't read the\n\t\t\t\tconfig file. also it can't write it's pid file \n\t\t\t\tto a root directory\n");
-  fprintf(stdout, "  -Q, --run-as-euser <user>\tchange to effective <user> for running, \n\t\t\t\tthis is NOT secure but it does solve the \n\t\t\t\tproblems with run-as-user and config files and \n\t\t\t\tpid files.\n");
+  fprintf(stdout, "  -Q, --run-as-euser <user>\tchange to effective <user> for running, \n\t\t\t\tthis is NOT secure but it does solve the \n\t\t\t\tproblems with run-as-user and config files and \n\t\t\t\tpid files\n");
   fprintf(stdout, "  -s, --server <server[:port]>\tthe server to connect to\n");
   fprintf(stdout, "  -S, --service-type <server>\tthe type of service that you are using\n");
   width = fprintf(stdout, "\t\t\t\ttry one of: ") + 4*7;
@@ -682,7 +703,7 @@ void print_credits( void )
 
 void print_signalhelp( void )
 {
-  fprintf(stdout, "\nsignals are only really used when in daemon mode.\n\n");
+  fprintf(stdout, "\nsignals are only really used when in daemon mode\n\n");
   fprintf(stdout, "signals: \n");
   fprintf(stdout, "  HUP\t\tcauses it to re-read its config file\n");
   fprintf(stdout, "  TERM\t\twake up and possibly perform an update\n");
@@ -693,7 +714,7 @@ void print_signalhelp( void )
 #if HAVE_SIGNAL_H
 RETSIGTYPE sigint_handler(int sig)
 {
-  char message[] = "interupted.\n";
+  char message[] = "interrupted\n";
   close(client_sockfd);
   write(2, message, sizeof(message)-1);
 
@@ -704,6 +725,10 @@ RETSIGTYPE sigint_handler(int sig)
   }
 #endif
 
+#if HAVE_SYSLOG_H
+  closelog();
+#endif
+
   exit(1);
 }
 RETSIGTYPE generic_sig_handler(int sig)
@@ -798,7 +823,7 @@ void show_message(char *fmt, ...)
     sprintf(buf, "message incomplete because your OS sucks: %s\n", fmt);
 #endif
 
-    syslog(LOG_NOTICE, buf);
+    syslog(LOG_NOTICE, "%s", buf);
   }
   else
   {
@@ -1439,7 +1464,7 @@ int do_connect(int *sock, char *host, ch
   if(!(options & OPT_QUIET))
   {
     fprintf(stderr,
-        "connected to %s (%s) on port %d.\n",
+        "connected to %s (%s) on port %d\n",
         host,
         inet_ntoa(address.sin_addr),
         ntohs(address.sin_port));
@@ -1683,7 +1708,7 @@ static int ODS_read_response(char *buf, 
       close(client_sockfd);
       return(-1);
     }
-    if(strstr(buf, "\r\n") > 0)
+    if(strstr(buf, "\n") != NULL)
     {
       break;
     }
@@ -1702,8 +1727,8 @@ int NULL_check_info(void)
 
   if(options & OPT_DAEMON)
   {
-    fprintf(stderr, "no compile time default service was set therefor you must "
-        "specify a service type.\n");
+    fprintf(stderr, "no compile time default service was set, you must "
+        "specify a service type\n");
 
     return(-1);
   }
@@ -2039,7 +2064,7 @@ int DYNDNS_update_entry(void)
         }
         else if(strstr(buf, "\nnumhost") != NULL)
         {
-          show_message("Too many or too few hosts found\n");
+          show_message("too many or too few hosts found\n");
           retval = UPDATERES_SHUTDOWN;
         }
         else if(strstr(buf, "\ndnserr") != NULL)
@@ -2051,17 +2076,17 @@ int DYNDNS_update_entry(void)
         }
         else if(strstr(buf, "\n911") != NULL)
         {
-          show_message("Ahhhh! call 911!\n");
+          show_message("ahhhh! call 911!\n");
           retval = UPDATERES_SHUTDOWN;
         }
         else if(strstr(buf, "\n999") != NULL)
         {
-          show_message("Ahhhh! call 999!\n");
+          show_message("ahhhh! call 999!\n");
           retval = UPDATERES_SHUTDOWN;
         }
         else if(strstr(buf, "\n!donator") != NULL)
         {
-          show_message("a feature requested is only available to donators, please donate.\n", host);
+          show_message("a feature requested is only available to donators, please donate\n", host);
           retval = UPDATERES_OK;
         }
         // this one should be last as it is a stupid string to signify waits
@@ -2095,9 +2120,9 @@ int DYNDNS_update_entry(void)
             sprintf(reason, "problem parsing reason for wait response");
           }
 
-          show_message("Wait response received, waiting for %s before next update.\n",
+          show_message("wait response received, waiting for %s before next update\n",
               format_time(howlong));
-          show_message("Wait response reason: %d\n", N_STR(reason));
+          show_message("wait response reason: %d\n", N_STR(reason));
           sleep(howlong);
           retval = UPDATERES_ERROR;
         }
@@ -3370,7 +3395,7 @@ int GNUDIP_check_info(void)
   {
     if(!(options & OPT_QUIET))
     {
-      fprintf(stderr, "warning: for GNUDIP the \"address\" parpameter is only used if set to \"0.0.0.0\" thus making an offline request.\n");
+      fprintf(stderr, "warning: for GNUDIP the \"address\" parameter is only used if set to \"0.0.0.0\" thus making an offline request\n");
     }
   }
 
@@ -3392,7 +3417,7 @@ int GNUDIP_update_entry(void)
 
   // send an offline request if address 0.0.0.0 is used
   // otherwise, we ignore the address and send an update request
-  gnudip_request[0] = strcmp(address, "0.0.0.0") == 0 ? '1' : '0';
+  gnudip_request[0] = address && strcmp(address, "0.0.0.0") == 0 ? '1' : '0';
   gnudip_request[1] = '\0';
 
   // find domainname
@@ -3660,6 +3685,140 @@ int JUSTL_update_entry(void)
   return(UPDATERES_OK);
 }
 
+int CJB_check_info(void)
+{
+  char buf[BUFSIZ+1];
+
+  if(interface == NULL && address == NULL)
+  {
+    if(options & OPT_DAEMON)
+    {
+      fprintf(stderr, "you must provide either an interface or an address\n");
+      return(-1);
+    }
+    if(interface) { free(interface); }
+    printf("interface: ");
+    *buf = '\0';
+    fgets(buf, BUFSIZ, stdin);
+    chomp(buf);
+    option_handler(CMD_interface, buf);
+  }
+
+  warn_fields(service->fields_used);
+
+  return 0;
+}
+
+int CJB_update_entry(void)
+{
+  char buf[BUFFER_SIZE+1];
+  char *bp = buf;
+  int bytes;
+  int btot;
+  int ret;
+
+  buf[BUFFER_SIZE] = '\0';
+
+  if(do_connect((int*)&client_sockfd, server, port) != 0)
+  {
+    if(!(options & OPT_QUIET))
+    {
+      show_message("error connecting to %s:%s\n", server, port);
+    }
+    return(UPDATERES_ERROR);
+  }
+
+  snprintf(buf, BUFFER_SIZE, "GET %s?", request);
+  output(buf);
+  snprintf(buf, BUFFER_SIZE, "%s=%s&", "username", user_name);
+  output(buf);
+  snprintf(buf, BUFFER_SIZE, "%s=%s", "password", password);
+  output(buf);
+#if 0
+  /* cjb does IP address autodetection */
+  snprintf(buf, BUFFER_SIZE, "&%s=%s", "ip", address);
+  output(buf);
+#endif
+  snprintf(buf, BUFFER_SIZE, " HTTP/1.0\015\012");
+  output(buf);
+  snprintf(buf, BUFFER_SIZE, "User-Agent: %s-%s %s [%s] (%s)\015\012", 
+      "ez-update", VERSION, OS, (options & OPT_DAEMON) ? "daemon" : "", "by OpenADK");
+  output(buf);
+  snprintf(buf, BUFFER_SIZE, "\015\012");
+  output(buf);
+
+  bp = buf;
+  bytes = 0;
+  btot = 0;
+  while((bytes=read_input(bp, BUFFER_SIZE-btot)) > 0)
+  {
+    bp += bytes;
+    btot += bytes;
+    dprintf((stderr, "btot: %d\n", btot));
+  }
+  close(client_sockfd);
+  buf[btot] = '\0';
+
+  dprintf((stderr, "server output: %s\n", buf));
+
+  if(sscanf(buf, " HTTP/1.%*c %3d", &ret) != 1)
+  {
+    ret = -1;
+  }
+
+  switch(ret)
+  {
+    case -1:
+      if(!(options & OPT_QUIET))
+      {
+        show_message("strange server response, are you connecting to the right server?\n");
+      }
+      return(UPDATERES_ERROR);
+      break;
+
+    case 200:
+      if(strstr(buf, " updated ") != NULL)
+      {
+        if(!(options & OPT_QUIET))
+        {
+          printf("request successful\n");
+        }
+      }
+      else
+      {
+        show_message("error processing request\n");
+        if(!(options & OPT_QUIET))
+        {
+          fprintf(stderr, "server output: %s\n", buf);
+        }
+        return(UPDATERES_ERROR);
+      }
+      break;
+
+    case 401:
+      if(!(options & OPT_QUIET))
+      {
+        show_message("authentication failure\n");
+      }
+      return(UPDATERES_SHUTDOWN);
+      break;
+
+    default:
+      if(!(options & OPT_QUIET))
+      {
+        // reuse the auth buffer
+        *auth = '\0';
+        sscanf(buf, " HTTP/1.%*c %*3d %255[^\r\n]", auth);
+        show_message("unknown return code: %d\n", ret);
+        show_message("server response: %s\n", auth);
+      }
+      return(UPDATERES_ERROR);
+      break;
+  }
+
+  return(UPDATERES_OK);
+}
+
 int DYNS_check_info(void)
 {
   char buf[BUFSIZ+1];
@@ -3943,22 +4102,22 @@ int HN_update_entry(void)
           break;
 
         case 201:
-          show_message("Last update was less than %d seconds ago.\n", 300);
+          show_message("last update was less than %d seconds ago\n", 300);
           return(UPDATERES_ERROR);
           break;
 
         case 202:
-          show_message("Server error.\n");
+          show_message("server error\n");
           return(UPDATERES_ERROR);
           break;
 
         case 203:
-          show_message("Failure because account is frozen (by admin).\n");
+          show_message("failure because account is frozen (by admin)\n");
           return(UPDATERES_SHUTDOWN);
           break;
 
         case 204:
-          show_message("Failure because account is locked (by user).\n");
+          show_message("failure because account is locked (by user)\n");
           return(UPDATERES_SHUTDOWN);
           break;
 
@@ -4215,8 +4374,6 @@ int HEIPV6TB_update_entry(void)
 
   switch(ret)
   {
-    char *p;
-
     case -1:
       if(!(options & OPT_QUIET))
       {
@@ -4349,7 +4506,7 @@ void handle_sig(int sig)
     case SIGHUP:
       if(config_file)
       {
-        show_message("SIGHUP recieved, re-reading config file\n");
+        show_message("SIGHUP received, re-reading config file\n");
         if(parse_conf_file(config_file, conf_commands) != 0)
         {
           show_message("error parsing config file \"%s\"\n", config_file);
@@ -4384,6 +4541,7 @@ void handle_sig(int sig)
 
 int main(int argc, char **argv)
 {
+  char *tmp;
   int ifresolve_warned = 0;
   int i;
   int retval = 1;
@@ -4395,9 +4553,10 @@ int main(int argc, char **argv)
   mcheck(NULL);
 #endif
 
-  dprintf((stderr, "staring...\n"));
+  dprintf((stderr, "starting...\n"));
 
-  program_name = argv[0];
+  tmp = strrchr(argv[0], '/');
+  program_name = tmp ? tmp + 1 : argv[0];
   options = 0;
   *user = '\0';
   timeout.tv_sec = DEFAULT_TIMEOUT;
@@ -4417,7 +4576,7 @@ int main(int argc, char **argv)
 
   if(!(options & OPT_QUIET) && !(options & OPT_DAEMON))
   {
-    fprintf(stderr, "ez-ipupdate Version %s\nCopyright (C) 1998-2001 Angus Mackay.\n", VERSION);
+    fprintf(stderr, "%s Version %s\nCopyright (C) 1998-2001 Angus Mackay\n", program_name, VERSION);
   }
 
   dprintf((stderr, "options: 0x%04X\n", options));
@@ -4434,7 +4593,7 @@ int main(int argc, char **argv)
   {
     if(service->check_info() != 0)
     {
-      fprintf(stderr, "invalid data to perform requested action.\n");
+      fprintf(stderr, "invalid data to perform requested action\n");
       exit(1);
     }
   }
@@ -4456,13 +4615,13 @@ int main(int argc, char **argv)
     dprintf((stderr, "user_name: %s\n", user_name));
     dprintf((stderr, "password: %s\n", password));
   }
-  if(*user_name == '\0')
+  if(*user_name == '\0' && !(options & OPT_DAEMON))
   {
     printf("user name: ");
     fgets(user_name, sizeof(user_name), stdin);
     chomp(user_name);
   }
-  if(*password == '\0')
+  if(*password == '\0' && !(options & OPT_DAEMON))
   {
     strncpy(password, getpass("password: "), sizeof(password));
   }
@@ -4480,7 +4639,7 @@ int main(int argc, char **argv)
 
   if(service->check_info() != 0)
   {
-    fprintf(stderr, "invalid data to perform requested action.\n");
+    fprintf(stderr, "invalid data to perform requested action\n");
     exit(1);
   }
 
@@ -4503,7 +4662,7 @@ int main(int argc, char **argv)
 
     if(interface == NULL) 
     { 
-      fprintf(stderr, "invalid data to perform requested action.\n");
+      fprintf(stderr, "invalid data to perform requested action\n");
       fprintf(stderr, "you must provide an interface for daemon mode");
       exit(1);
     }
@@ -4519,23 +4678,25 @@ int main(int argc, char **argv)
       if(fork() > 0) { exit(0); } /* parent */
     }
 
+#  if HAVE_SYSLOG_H
+    openlog(program_name, LOG_PID, LOG_DAEMON );
+    //options |= OPT_QUIET;
+#  endif
+    show_message("version %s, interface %s, host %s, server %s, service %s\n",
+        VERSION, N_STR(interface), N_STR(host), server, service->title);
+
 #if HAVE_GETPID
     if(pid_file && pid_file_create(pid_file) != 0)
     {
-      fprintf(stderr, "exiting...\n");
+      show_message("could not create pid file %s (%s), exiting\n",
+                   pid_file, strerror(errno));
+#if HAVE_SYSLOG_H
+      closelog();
+#endif
       exit(1);
     }
 #endif
 
-#  if HAVE_SYSLOG_H
-    openlog(program_name, LOG_PID, LOG_USER );
-    options |= OPT_QUIET;
-#  endif
-    show_message("ez-ipupdate Version %s, Copyright (C) 1998-2001 Angus Mackay.\n", 
-        VERSION);
-    show_message("%s started for interface %s host %s using server %s and service %s\n",
-        program_name, N_STR(interface), N_STR(host), server, service->title);
-
     memset(&sin, 0, sizeof(sin));
 
     if(cache_file)
@@ -4560,7 +4721,7 @@ int main(int argc, char **argv)
           strftime(timebuf, sizeof(timebuf), "%Y/%m/%d %H:%M", ts);
           show_message("got last update %s on %s from cache file\n", ipstr, timebuf);
         }
-        else
+        else if(ipstr||ipdate)
         {
           show_message("malformed cache file: %s\n", cache_file);
         }
@@ -4647,7 +4808,7 @@ int main(int argc, char **argv)
           }
           else
           {
-            show_message("failure to update %s->%s (%s)\n",
+            show_message("failed to update %s->%s (%s)\n",
                 interface, inet_ntoa(sin.sin_addr), N_STR(host));
             memset(&sin, 0, sizeof(sin));
 
@@ -4671,7 +4832,7 @@ int main(int argc, char **argv)
             dprintf((stderr, "updateres: %d\n", updateres));
             if(updateres == UPDATERES_SHUTDOWN)
             {
-              show_message("shuting down updater for %s due to fatal error\n", 
+              show_message("shutting down updater for %s due to fatal error\n",
                   N_STR(host));
 
               if(notify_email && *notify_email != '\0')
@@ -4711,7 +4872,7 @@ int main(int argc, char **argv)
 #endif
 
 #else
-    fprintf(stderr, "sorry, this mode is only available on platforms that the ");
+    fprintf(stderr, "sorry, this mode is only available on platforms where the ");
     fprintf(stderr, "IP address \ncan be determined. feel free to hack the code");
     fprintf(stderr, " though.\n");
     exit(1);
@@ -4799,7 +4960,7 @@ int main(int argc, char **argv)
         }
         else
         {
-          show_message("could not resolve ip address for %s.\n", interface);
+          show_message("could not resolve ip address for %s\n", interface);
           exit(1);
         }
         close(sock);