1 /*************************************************
2 * Exim - an Internet mail transport agent *
3 *************************************************/
5 /* Copyright (c) University of Cambridge 1995 - 2018 */
6 /* See the file NOTICE for conditions of use and distribution. */
10 #include "rf_functions.h"
14 /* Options specific to the accept router. Because some compilers do not like
15 empty declarations ("undefined" in the Standard) we put in a dummy value. */
17 optionlist accept_router_options
[] = {
18 { "", opt_hidden
, {NULL
} }
21 /* Size of the options list. An extern variable has to be used so that its
22 address can appear in the tables drtables.c. */
24 int accept_router_options_count
=
25 sizeof(accept_router_options
)/sizeof(optionlist
);
27 /* Default private options block for the accept router. Again, a dummy
30 accept_router_options_block accept_router_option_defaults
= {
38 void accept_router_init(router_instance
*rblock
) {}
39 int accept_router_entry(router_instance
*rblock
, address_item
*addr
,
40 struct passwd
*pw
, int verify
, address_item
**addr_local
,
41 address_item
**addr_remote
, address_item
**addr_new
,
42 address_item
**addr_succeed
) {return 0;}
44 #else /*!MACRO_PREDEF*/
48 /*************************************************
49 * Initialization entry point *
50 *************************************************/
52 /* Called for each instance, after its options have been read, to enable
53 consistency checks to be done, or anything else that needs to be set up. */
55 void accept_router_init(router_instance
*rblock
)
58 accept_router_options_block *ob =
59 (accept_router_options_block *)(rblock->options_block);
62 /* By default, log deliveries via this router as local deliveries. We can't
63 just leave it as TRUE_UNSET, because the global default is FALSE. */
65 if (rblock
->log_as_local
== TRUE_UNSET
) rblock
->log_as_local
= TRUE
;
70 /*************************************************
72 *************************************************/
74 /* See local README for interface description. This router returns:
77 . verifying the errors address caused a deferment or a big disaster such
78 as an expansion failure (rf_get_errors_address)
79 . expanding a headers_{add,remove} string caused a deferment or another
80 expansion error (rf_get_munge_headers)
81 . a problem in rf_get_transport: no transport when one is needed;
82 failed to expand dynamic transport; failed to find dynamic transport
83 . failure to expand or find a uid/gid (rf_get_ugid via rf_queue_add)
86 added address to addr_local or addr_remote, as appropriate for the
90 int accept_router_entry(
91 router_instance
*rblock
, /* data for this instantiation */
92 address_item
*addr
, /* address we are working on */
93 struct passwd
*pw
, /* passwd entry after check_local_user */
94 int verify
, /* v_none/v_recipient/v_sender/v_expn */
95 address_item
**addr_local
, /* add it to this if it's local */
96 address_item
**addr_remote
, /* add it to this if it's remote */
97 address_item
**addr_new
, /* put new addresses on here */
98 address_item
**addr_succeed
) /* put old address here on success */
101 accept_router_options_block *ob =
102 (accept_router_options_block *)(rblock->options_block);
106 uschar
*remove_headers
;
107 header_line
*extra_headers
;
109 addr_new
= addr_new
; /* Keep picky compilers happy */
110 addr_succeed
= addr_succeed
;
112 DEBUG(D_route
) debug_printf("%s router called for %s\n domain = %s\n",
113 rblock
->name
, addr
->address
, addr
->domain
);
115 /* Set up the errors address, if any. */
117 rc
= rf_get_errors_address(addr
, rblock
, verify
, &errors_to
);
118 if (rc
!= OK
) return rc
;
120 /* Set up the additional and removable headers for the address. */
122 rc
= rf_get_munge_headers(addr
, rblock
, &extra_headers
, &remove_headers
);
123 if (rc
!= OK
) return rc
;
125 /* Set the transport and accept the address; update its errors address and
126 header munging. Initialization ensures that there is a transport except when
129 if (!rf_get_transport(rblock
->transport_name
, &(rblock
->transport
),
130 addr
, rblock
->name
, NULL
)) return DEFER
;
132 addr
->transport
= rblock
->transport
;
133 addr
->prop
.errors_address
= errors_to
;
134 addr
->prop
.extra_headers
= extra_headers
;
135 addr
->prop
.remove_headers
= remove_headers
;
137 return rf_queue_add(addr
, addr_local
, addr_remote
, rblock
, pw
)? OK
: DEFER
;
140 #endif /*!MACRO_PREDEF*/
141 /* End of routers/accept.c */