--- vchkpw.c.orig	Thu Feb  5 16:18:03 2004
+++ vchkpw.c	Thu Feb  5 16:18:26 2004
@@ -226,7 +226,7 @@
    */
   if (ConnType != SMTP_CONN &&  chdir(pw_dir) == -1) {
     if ( vpw!=NULL) { 
-      if ( vmake_maildir(TheDomain, vpw->pw_dir )!= VA_SUCCESS ) {
+      if ( vmake_maildir(TheDomain, vpw->pw_dir, 0 )!= VA_SUCCESS ) {
         snprintf(LogLine, sizeof(LogLine), 
           "%s: autocreate dir errno %d %s %s@%s:%s", 
           VchkpwLogName, errno, pw_dir, TheUser, TheDomain, IpAddr);
--- vdelivermail.c.orig	Thu Feb  5 16:18:50 2004
+++ vdelivermail.c	Thu Feb  5 16:22:50 2004
@@ -52,6 +52,7 @@
 struct vqpasswd *vpw;
 off_t message_size = 0;
 char bounce[AUTH_SIZE];
+char folder[AUTH_SIZE];
 int CurrentQuotaSizeFd;
 
 #ifdef QMAIL_EXT
@@ -170,14 +171,21 @@
  char *tmpstr; 
  int i;
 
-    if (argc != 3) {
-        printf("vdelivermail: invalid syntax in .qmail-default file\n");
+    if (argc == 4) {
+        /* has folder parameter */
+        strncpy(folder, argv[3], sizeof(folder)); 
+    } else {
+        *folder = NULL;
+ 
+        if (argc != 3) {
+            printf("vdelivermail: invalid syntax in .qmail-default file\n");
 
-        /* exit with temporary error */
-        vexit(111);
+            /* exit with temporary error */
+            vexit(111);
+        }
     }
 
-    /* get the last parameter in the .qmail-default file */
+    /* get third parameter in the .qmail-default file */
     strncpy(bounce, argv[2], sizeof(bounce)); 
 
     if ((tmpstr=getenv("EXT")) == NULL ) {
@@ -209,6 +217,7 @@
 
     if ( is_username_valid(TheUser) != 0 ) vexit(100);
     if ( is_domain_valid(TheDomain) != 0 ) vexit(100);
+    if ( is_folder_valid(folder) != 0 ) vexit(100);
     strncpy(TheUserFull, TheUser, AUTH_SIZE);
 
 #ifdef QMAIL_EXT 
@@ -443,6 +452,7 @@
  int inject = 0;
  FILE *fs;
  char tmp_file[256];
+ struct stat mystatbuf;
 
     /* This is a comment, ignore it */
     if ( *address == '#' ) return(0);
@@ -531,6 +541,24 @@
         }
 #endif
 
+	/* folder delivery */
+        if ( *folder != NULL ) {
+            /* foldernames start with '.', so if not specified we have to add it */
+            if ( *folder == 46 ) {
+                snprintf(TheDir, AUTH_SIZE, "%s%s/", TheDir, folder);
+            } else {
+                snprintf(TheDir, AUTH_SIZE, "%s.%s/", TheDir, folder);
+	    }
+	    
+	    /* check if the directory exists and create if needed */
+            if ( stat(address, &mystatbuf ) == -1 ) {
+                if ( vmake_maildir(TheDomain, address, 1 )!= VA_SUCCESS ) {
+                    printf("Auto re-creation of folder failed. vpopmail (#5.9.9)\n");
+                    vexit(100);
+                }
+	    }
+        }
+
         /* Format the email file name */
         gethostname(hostname,sizeof(hostname));
         pid=getpid();
@@ -988,7 +1016,7 @@
 
     /* check if the directory exists and create if needed */
     if ( stat(vpw->pw_dir, &mystatbuf ) == -1 ) {
-        if ( vmake_maildir(TheDomain, vpw->pw_dir )!= VA_SUCCESS ) {
+        if ( vmake_maildir(TheDomain, vpw->pw_dir, 0 )!= VA_SUCCESS ) {
             printf("Auto re-creation of maildir failed. vpopmail (#5.9.9)\n");
             vexit(100);
         }
--- vpopmail.c.orig	Thu Feb  5 16:18:56 2004
+++ vpopmail.c	Thu Feb  5 16:25:58 2004
@@ -2330,7 +2330,7 @@
  *  vmake_maildir(TheDomain, vpw->pw_dir)
  */
 
-int vmake_maildir(char *domain, char *dir )
+int vmake_maildir(char *domain, char *dir, char folder )
 {
  char tmpbuf[MAX_BUFF];
  char calling_dir[MAX_BUFF];
@@ -2379,6 +2379,10 @@
   /* now create the Maildir */
   if (mkdir("Maildir",VPOPMAIL_DIR_MODE) == -1) { chdir(calling_dir); return(-1); }
   if (chdir("Maildir") == -1) { chdir(calling_dir); return(-1); }
+  if (folder == 0) {
+     if (mkdir("Maildir",VPOPMAIL_DIR_MODE) == -1) return(-1);
+     if (chdir("Maildir") == -1) return(-1);
+  }
   if (mkdir("cur",VPOPMAIL_DIR_MODE) == -1) { chdir(calling_dir); return(-1); }
   if (mkdir("new",VPOPMAIL_DIR_MODE) == -1) { chdir(calling_dir); return(-1); }
   if (mkdir("tmp",VPOPMAIL_DIR_MODE) == -1) { chdir(calling_dir); return(-1); }
@@ -2894,6 +2898,29 @@
       ++user;
     } else {
       return(VA_ILLEGAL_USERNAME);
+    }
+  }
+  return(0);
+}
+
+int is_folder_valid( char *folder )
+{
+  while(*folder != 0) {
+    /* at this stage, allowed chars are:
+       ' ', '&' (for extended chars)
+       '-', '.'
+       '@', '0'-'9'
+       'A'-'Z', 'a'-'z'
+       maybe more have to been allowed
+     */
+    if ( (*folder == 32) || (*folder == 38) ||
+	 (*folder == 45) || (*folder == 46) || 
+         (*folder >= 48 && *folder <= 57) ||
+         (*folder >= 64 && *folder <= 90) ||
+         (*folder >= 97 && *folder <= 122) ) {
+      ++folder;
+    } else {
+      return(VA_INVALID_FOLDER_NAME);
     }
   }
   return(0);
--- vpopmail.h.orig	Thu Feb  5 16:18:59 2004
+++ vpopmail.h	Thu Feb  5 16:26:54 2004
@@ -82,6 +82,7 @@
 #define VA_INVALID_EMAIL_CHAR           -34
 #define VA_PARSE_ERROR                  -35
 #define VA_CANNOT_READ_LIMITS           -36
+#define VA_INVALID_FOLDER_NAME          -99
 
 /* gid flags */
 #define NO_PASSWD_CHNG 0x01
@@ -148,7 +149,7 @@
 int vget_real_domain(char *domain, int len );
 char *vget_assign(char *domain, char *dir, int dir_len, uid_t *uid, gid_t *gid);
 struct vqpasswd *vauth_user(char *user, char *domain, char *password, char *apop);
-int vmake_maildir(char *domain, char *dir);
+int vmake_maildir(char *domain, char *dir, char folder);
 int vsqwebmail_pass( char *dir, char *crypted, uid_t uid, gid_t gid );
 int open_smtp_relay();
 unsigned  long tcprules_open();
@@ -163,6 +164,7 @@
 int vvalidchar( char inchar );
 int is_username_valid( char *user );
 int is_domain_valid( char *domain );
+int is_folder_valid( char *folder );
 int vaddaliasdomain( char *alias_domain, char *real_domain);
 char *format_maildirquota(const char *q);
 char *date_header();