Callback into smtp transport for BDAT commands

[exim.git] / src / src / structs.h

diff --git a/src/src/structs.h b/src/src/structs.h
index 5fe8551cdc96f36f7298672d80468ac4eaf156bd..2a6ca68abf20030e8a79a548ef93d04680353dea 100644 (file)
--- a/src/src/structs.h
+++ b/src/src/structs.h
@@ -51,6 +51,11 @@ typedef struct ugid_block {
   BOOL    initgroups;
 } ugid_block;
 
+typedef enum { CHUNKING_NOT_OFFERED = -1,
+               CHUNKING_OFFERED,
+               CHUNKING_ACTIVE,
+               CHUNKING_LAST} chunking_state_t;
+
 /* Structure for holding information about a host for use mainly by routers,
 but also used when checking lists of hosts and when transporting. Looking up
 host addresses is done using this structure. */
@@ -189,7 +194,7 @@ typedef struct transport_instance {
   BOOL    log_fail_output;
   BOOL    log_defer_output;
   BOOL    retry_use_local_part;   /* Defaults true for local, false for remote */
-#ifdef EXPERIMENTAL_EVENT
+#ifndef DISABLE_EVENT
   uschar  *event_action;          /* String to expand on notable events */
 #endif
 } transport_instance;
@@ -218,6 +223,34 @@ typedef struct transport_info {
 } transport_info;
 
 
+/* smtp transport datachunk callback */
+
+struct transport_context;
+typedef int (*tpt_chunk_cmd_cb)(int fd, struct transport_context * tctx,
+                               unsigned len, BOOL last);
+
+/* Structure for information about a delivery-in-progress */
+
+typedef struct transport_context {
+  transport_instance   * tblock;               /* transport */
+  struct address_item  * addr;
+  uschar               * check_string;         /* string replacement */
+  uschar               * escape_string;
+  int                    options;              /* output processing topt_* */
+
+  /* items below only used with option topt_use_bdat */
+  tpt_chunk_cmd_cb       chunk_cb;             /* per-datachunk callback */
+  struct smtp_inblock  * inblock;
+  struct smtp_outblock * outblock;
+  host_item            * host;
+  struct address_item  * first_addr;
+  struct address_item  **sync_addr;
+  BOOL                   pending_MAIL;
+  BOOL                 * completed_address;
+  int                    cmd_count;
+} transport_ctx;
+
+
 
 typedef struct {
   uschar *request;
@@ -826,4 +859,14 @@ typedef struct acl_block {
 /* smtp transport calc outbound_ip */
 typedef BOOL (*oicf) (uschar *message_id, void *data);
 
+/* DKIM information for transport */
+struct ob_dkim {
+  uschar *dkim_domain;
+  uschar *dkim_private_key;
+  uschar *dkim_selector;
+  uschar *dkim_canon;
+  uschar *dkim_sign_headers;
+  uschar *dkim_strict;
+} dkim;
+
 /* End of structs.h */