Initial commit of code released on 2002-07-15

mkhtpasswd.c

@@ -0,0 +1,123 @@
+/* @(#)$Id: mkhtpasswd.c,v 1.1 1997/04/09 14:04:01 cvs Exp $ */
+
+/* Undernet Channel Service (X)
+ * Copyright (C) 1995-2002 Robin Thellend
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ * The author can be contact by email at <csfeedback@robin.pfft.net>
+ *
+ * Please note that this software is unsupported and mostly
+ * obsolete. It was replaced by GNUworld/CMaster. See
+ * http://gnuworld.sourceforge.net/ for more information.
+ */
+
+#include "Sources/h.h"
+
+struct node {
+  dbuser dbu;
+  struct node *next;
+};
+
+time_t now;
+
+int ul_hash(char *channel)
+{
+        register int i,j=0;
+        for(i=1;i<strlen(channel);i++)
+                j+=(unsigned char)toupper(channel[i]);
+        return (j%1000);
+}
+
+
+char *make_dbfname(char *channel)
+{
+  static char fname[600];
+  char tmp[600];
+  register char *ptr;
+
+  strcpy(tmp,channel);
+  for(ptr=tmp; *ptr; ptr++)
+  {
+    if(*ptr=='/')
+      *ptr=' ';
+    else
+      *ptr=tolower(*ptr);
+  }
+
+  sprintf(fname,"db/channels/%04X/%s",ul_hash(channel),tmp);
+  return fname;
+}
+
+void do_channel(char *channel)
+{
+  char salts[]="abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789./";
+  char passwd[20],salt[3];
+  dbuser dbu;
+  int fd;
+
+  fd=open(make_dbfname(channel),O_RDONLY);
+  if(fd<0)
+  {
+    fprintf(stderr,"Can't open %s [%s]\n",
+            make_dbfname(channel),sys_errlist[errno]);
+    return;
+  }
+
+  while(read(fd,&dbu,sizeof(dbuser))==sizeof(dbuser))
+  {
+    if(dbu.header[0]!=0xFF || dbu.header[1]!=0xFF ||
+       dbu.footer[0]!=0xFF || dbu.footer[1]!=0xFF)
+    {
+      continue;
+    }
+    if(strcasecmp(channel,dbu.channel))
+      continue;
+
+    if(!strcmp(dbu.match,"!DEL!"))
+      continue;
+
+    salt[0] = salts[random()%64];
+    salt[1] = salts[random()%64];
+    salt[2] = '\0';
+
+    strcpy(passwd,crypt(dbu.passwd,salt));
+    printf("%s:%s\n",dbu.nick,passwd);
+  }
+  close(fd);
+}
+
+
+void main(int argc, char **argv)
+{
+  if(chdir(HOMEDIR)<0)
+  {
+    perror(HOMEDIR);
+    exit(1);
+  }
+
+
+  if(argc!=2)
+  {
+    fprintf(stderr,"usage: %s <channel>\n",argv[0]);
+    exit(1);
+  }
+
+  time(&now);
+  srandom(now);
+
+  do_channel(argv[1]);
+}
+