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 61f8a4169446ed165e9c8128d42067940f0a66b4..2a6ca68abf20030e8a79a548ef93d04680353dea 100644 (file)
--- a/src/src/structs.h
+++ b/src/src/structs.h
@@ -223,14 +223,31 @@ 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;
-  struct address_item * addr;
-  uschar       * check_string;
-  uschar       * escape_string;
-  int            options;              /* topt_* */
+  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;