From 6dc4841f5079aa769b45f085785fb3fa6762b4c8 Mon Sep 17 00:00:00 2001
From: Bron Gondwana <brong@fastmail.fm>
Date: Tue, 28 Jul 2009 10:55:24 +1000
Subject: [PATCH] Add mboxlist_count_inferiors interface

---
 imap/mboxlist.c |   33 +++++++++++++++++++++++++++++++++
 imap/mboxlist.h |    5 +++++
 2 files changed, 38 insertions(+), 0 deletions(-)

diff --git a/imap/mboxlist.c b/imap/mboxlist.c
index b87ad7d..0ca5eeb 100644
--- a/imap/mboxlist.c
+++ b/imap/mboxlist.c
@@ -3445,3 +3445,36 @@ int mboxlist_delayed_delete_isenabled(void)
 
     return(config_delete_mode == IMAP_ENUM_DELETE_MODE_DELAYED);
 }
+
+/* Callback used by mboxlist_count_inferiors below */
+static int
+mboxlist_count_addmbox(char *name __attribute__((unused)),
+                       int matchlen __attribute__((unused)),
+                       int maycreate __attribute__((unused)),
+                       void *rock)
+{
+    int *count = (int *)rock;
+
+    *count++;
+    
+    return 0;
+}
+
+/* Count how many children a mailbox has */
+int
+mboxlist_count_inferiors(char *mailboxname, int isadmin, char *userid,
+                         struct auth_state *authstate)
+{
+    int count = 0;
+    char mailboxname2[MAX_MAILBOX_NAME+1];
+    char *p;
+
+    strcpy(mailboxname2, mailboxname);
+    p = mailboxname2 + strlen(mailboxname2); /* end of mailboxname */
+    strcpy(p, ".*");
+
+    mboxlist_findall(NULL, mailboxname2, isadmin, userid,
+                     authstate, mboxlist_count_addmbox, &count);
+
+    return(count);
+}
diff --git a/imap/mboxlist.h b/imap/mboxlist.h
index 38d1667..bee08a2 100644
--- a/imap/mboxlist.h
+++ b/imap/mboxlist.h
@@ -216,4 +216,9 @@ int mboxlist_commit(struct txn *tid);
 int mboxlist_abort(struct txn *tid);
 
 int mboxlist_delayed_delete_isenabled(void);
+
+/* Small utility routine for limit_user_folders */
+int mboxlist_count_inferiors(char *mailboxname, int isadmin, char *userid,
+                             struct auth_state *authstate);
+
 #endif
-- 
1.5.6.5