[PATCH 2 of 7] Mail: add IMAP client ID value to mail auth script

[Filipe da Silva]

# HG changeset patch
# User Filipe da Silva <fdasilvayy at gmail.com>
# Date 1389700230 -3600
#      Tue Jan 14 12:50:30 2014 +0100
# Node ID ece46b257e8d31a1a7a81bf5fcdd0271c1dc2318
# Parent  0ff28c3c519125db11ae3c56fbf34a7a5975a452
Mail: add IMAP client ID value to mail auth script.

diff -r 0ff28c3c5191 -r ece46b257e8d src/mail/ngx_mail_auth_http_module.c
--- a/src/mail/ngx_mail_auth_http_module.c	Tue Jan 14 12:50:10 2014 +0100
+++ b/src/mail/ngx_mail_auth_http_module.c	Tue Jan 14 12:50:30 2014 +0100
@@ -1176,6 +1176,11 @@
           + ahcf->header.len
           + sizeof(CRLF) - 1;
 
+    if (s->protocol == NGX_MAIL_IMAP_PROTOCOL) {
+        len += sizeof("Client-IMAP-ID: ") - 1
+               + s->imap_client_id.len + sizeof(CRLF) - 1;
+    }
+
     b = ngx_create_temp_buf(pool, len);
     if (b == NULL) {
         return NULL;
@@ -1254,6 +1259,13 @@
         *b->last++ = CR; *b->last++ = LF;
 
     }
+    if (s->protocol == NGX_MAIL_IMAP_PROTOCOL) {
+        b->last = ngx_cpymem(b->last, "Client-IMAP-ID: ",
+                             sizeof("Client-IMAP-ID: ") - 1);
+        b->last = ngx_copy(b->last,
+                           s->imap_client_id.data, s->imap_client_id.len);
+        *b->last++ = CR; *b->last++ = LF;
+    }
 
     if (ahcf->header.len) {
         b->last = ngx_copy(b->last, ahcf->header.data, ahcf->header.len);
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