diff -r 5daa8cce8706 ext/imap/php_imap.c
--- a/ext/imap/php_imap.c	Wed Dec 23 22:46:34 2009 +0100
+++ b/ext/imap/php_imap.c	Wed Dec 23 22:49:02 2009 +0100
@@ -157,6 +157,11 @@
 ZEND_END_ARG_INFO()
 
 ZEND_BEGIN_ARG_INFO_EX(arginfo_imap_getacl, 0, 0, 2)
+	ZEND_ARG_INFO(0, stream_id)
+	ZEND_ARG_INFO(0, mailbox)
+ZEND_END_ARG_INFO()
+
+ZEND_BEGIN_ARG_INFO_EX(arginfo_imap_myrights, 0, 0, 2)
 	ZEND_ARG_INFO(0, stream_id)
 	ZEND_ARG_INFO(0, mailbox)
 ZEND_END_ARG_INFO()
@@ -555,6 +560,7 @@
 	PHP_FE(imap_set_quota,							arginfo_imap_set_quota)
 	PHP_FE(imap_setacl,								arginfo_imap_setacl)
 	PHP_FE(imap_getacl,								arginfo_imap_getacl)
+	PHP_FE(imap_myrights,							arginfo_imap_myrights)
 #endif
 #if defined(HAVE_IMAP2005)
  	PHP_FE(imap_setannotation,						arginfo_imap_setannotation)
@@ -817,6 +823,20 @@
 	for(; alist; alist = alist->next) {
 		add_assoc_stringl(IMAPG(imap_acl_list), alist->identifier, alist->rights, strlen(alist->rights), 1);
 	}
+}
+/* }}} */
+
+/* {{{ mail_myrights
+ *
+ * Mail MYRIGHTS callback
+ * Called via the mail_parameter function in c-client:src/c-client/mail.c
+ */
+void mail_myrights(MAILSTREAM *stream, char *mailbox, char *rights)
+{
+	TSRMLS_FETCH();
+
+	ZVAL_STRING(IMAPG(imap_acl_list), rights, 1)
+
 }
 /* }}} */
 #endif
@@ -1525,6 +1545,36 @@
 	IMAPG(imap_acl_list) = NIL;
 }
 /* }}} */
+
+/* {{{ proto string imap_myrights(resource stream_id, string mailbox)
+	Gets my rights (ACL) for a given mailbox */
+PHP_FUNCTION(imap_myrights)
+{
+	zval **streamind, **mailbox;
+	pils *imap_le_struct;
+
+	if(ZEND_NUM_ARGS() != 2 || zend_get_parameters_ex(2, &streamind, &mailbox) == FAILURE) {
+		ZEND_WRONG_PARAM_COUNT();
+	}
+
+	ZEND_FETCH_RESOURCE(imap_le_struct, pils *, streamind, -1, "imap", le_imap);
+
+	convert_to_string_ex(mailbox);
+
+	IMAPG(imap_acl_list) = return_value;
+
+	/* set the callback for the GET_ACL function */
+	mail_parameters(NIL, SET_MYRIGHTS, (void *) mail_myrights);
+	if(!imap_myrights(imap_le_struct->imap_stream, Z_STRVAL_PP(mailbox))) {
+		php_error(E_WARNING, "c-client imap_myrights failed");
+		zval_dtor(return_value);
+		RETURN_FALSE;
+	}
+
+	IMAPG(imap_acl_list) = NIL;
+}
+/* }}} */
+
 #endif /* HAVE_IMAP2000 || HAVE_IMAP2001 */
  
 #if defined(HAVE_IMAP2005)
diff -r 5daa8cce8706 ext/imap/php_imap.h
--- a/ext/imap/php_imap.h	Wed Dec 23 22:46:34 2009 +0100
+++ b/ext/imap/php_imap.h	Wed Dec 23 22:49:02 2009 +0100
@@ -183,6 +183,7 @@
 PHP_FUNCTION(imap_set_quota);
 PHP_FUNCTION(imap_setacl);
 PHP_FUNCTION(imap_getacl);
+PHP_FUNCTION(imap_myrights);
 #endif
 #if defined(HAVE_IMAP2005)
 PHP_FUNCTION(imap_setannotation);