From 7d24cae345aaaec209831074a2c94d25b1def841 Mon Sep 17 00:00:00 2001
From: Sebastian Hugentobler <sebastian@vanwa.ch>
Date: Tue, 13 Jun 2017 13:59:39 +0200
Subject: [PATCH] add i_zero macro

---
 Dockerfile   |  9 +++++++--
 i_zero.patch | 12 ++++++++++++
 2 files changed, 19 insertions(+), 2 deletions(-)
 create mode 100644 i_zero.patch

diff --git a/Dockerfile b/Dockerfile
index 8649b5d..d8bab6c 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,6 +1,11 @@
 FROM quay.io/thallian/confd-env:latest
 
-RUN apk add --no-cache dovecot dovecot-ldap libressl ssmtp g++ openldap-dev dovecot-dev make tar 
+RUN apk add --no-cache dovecot dovecot-ldap libressl ssmtp g++ openldap-dev dovecot-dev make tar
+
+ADD i_zero.patch /usr/include/dovecot/i_zero.patch
+WORKDIR /usr/include/dovecot
+RUN patch -p1 < i_zero.patch
+RUN rm /usr/include/dovecot/i_zero.patch
 
 RUN mkdir /tmp/pigeonhole
 RUN wget -qO- https://pigeonhole.dovecot.org/releases/2.2/dovecot-2.2-pigeonhole-0.4.18.tar.gz | tar -xz -C /tmp/pigeonhole --strip 1
@@ -18,7 +23,7 @@ RUN adduser -u 1111 -h /var/lib/vmail -D -G vmail vmail
 RUN mkdir /var/lib/vmail/sieve-after/
 RUN chown vmail:vmail /var/lib/vmail/sieve-after/
 
-EXPOSE 143 4190 6334 7777 
+EXPOSE 143 4190 6334 7777
 
 VOLUME /var/lib/vmail/mail/ /etc/ssl/mail
 
diff --git a/i_zero.patch b/i_zero.patch
new file mode 100644
index 0000000..ecef32e
--- /dev/null
+++ b/i_zero.patch
@@ -0,0 +1,12 @@
+diff --git a/macros.h b/macros.h
+index 566c176..ebbf480 100644
+--- a/macros.h
++++ b/macros.h
+@@ -240,4 +240,7 @@
+ #  define STATIC_ARRAY
+ #endif
+
++#define i_zero(p) memset(p, 0, sizeof(*(p)))
++#define i_zero_safe(p) safe_memset(p, 0, sizeof(*(p)))
++
+ #endif