From e90fcc54809db2591dc083f43ef54c6ec8c60847 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 18:16:13 +0200 Subject: Adding upstream version 4.96. Signed-off-by: Daniel Baumann --- src/routers/accept.c | 139 +++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 139 insertions(+) create mode 100644 src/routers/accept.c (limited to 'src/routers/accept.c') diff --git a/src/routers/accept.c b/src/routers/accept.c new file mode 100644 index 0000000..110a1ef --- /dev/null +++ b/src/routers/accept.c @@ -0,0 +1,139 @@ +/************************************************* +* Exim - an Internet mail transport agent * +*************************************************/ + +/* Copyright (c) University of Cambridge 1995 - 2018 */ +/* Copyright (c) The Exim Maintainers 2020 - 2021 */ +/* See the file NOTICE for conditions of use and distribution. */ + + +#include "../exim.h" +#include "rf_functions.h" +#include "accept.h" + + +/* Options specific to the accept router. Because some compilers do not like +empty declarations ("undefined" in the Standard) we put in a dummy value. */ + +optionlist accept_router_options[] = { + { "", opt_hidden, {NULL} } +}; + +/* Size of the options list. An extern variable has to be used so that its +address can appear in the tables drtables.c. */ + +int accept_router_options_count = + sizeof(accept_router_options)/sizeof(optionlist); + +/* Default private options block for the accept router. Again, a dummy +value is used. */ + +accept_router_options_block accept_router_option_defaults = { + NULL /* dummy */ +}; + + +#ifdef MACRO_PREDEF + +/* Dummy entries */ +void accept_router_init(router_instance *rblock) {} +int accept_router_entry(router_instance *rblock, address_item *addr, + struct passwd *pw, int verify, address_item **addr_local, + address_item **addr_remote, address_item **addr_new, + address_item **addr_succeed) {return 0;} + +#else /*!MACRO_PREDEF*/ + + + +/************************************************* +* Initialization entry point * +*************************************************/ + +/* Called for each instance, after its options have been read, to enable +consistency checks to be done, or anything else that needs to be set up. */ + +void accept_router_init(router_instance *rblock) +{ +/* +accept_router_options_block *ob = + (accept_router_options_block *)(rblock->options_block); +*/ + +/* By default, log deliveries via this router as local deliveries. We can't +just leave it as TRUE_UNSET, because the global default is FALSE. */ + +if (rblock->log_as_local == TRUE_UNSET) rblock->log_as_local = TRUE; +} + + + +/************************************************* +* Main entry point * +*************************************************/ + +/* See local README for interface description. This router returns: + +DEFER + . verifying the errors address caused a deferment or a big disaster such + as an expansion failure (rf_get_errors_address) + . expanding a headers_{add,remove} string caused a deferment or another + expansion error (rf_get_munge_headers) + . a problem in rf_get_transport: no transport when one is needed; + failed to expand dynamic transport; failed to find dynamic transport + . failure to expand or find a uid/gid (rf_get_ugid via rf_queue_add) + +OK + added address to addr_local or addr_remote, as appropriate for the + type of transport +*/ + +int accept_router_entry( + router_instance *rblock, /* data for this instantiation */ + address_item *addr, /* address we are working on */ + struct passwd *pw, /* passwd entry after check_local_user */ + int verify, /* v_none/v_recipient/v_sender/v_expn */ + address_item **addr_local, /* add it to this if it's local */ + address_item **addr_remote, /* add it to this if it's remote */ + address_item **addr_new, /* put new addresses on here */ + address_item **addr_succeed) /* put old address here on success */ +{ +/* +accept_router_options_block *ob = + (accept_router_options_block *)(rblock->options_block); +*/ +int rc; +uschar *errors_to; +uschar *remove_headers; +header_line *extra_headers; + +DEBUG(D_route) debug_printf("%s router called for %s\n domain = %s\n", + rblock->name, addr->address, addr->domain); + +/* Set up the errors address, if any. */ + +rc = rf_get_errors_address(addr, rblock, verify, &errors_to); +if (rc != OK) return rc; + +/* Set up the additional and removable headers for the address. */ + +rc = rf_get_munge_headers(addr, rblock, &extra_headers, &remove_headers); +if (rc != OK) return rc; + +/* Set the transport and accept the address; update its errors address and +header munging. Initialization ensures that there is a transport except when +verifying. */ + +if (!rf_get_transport(rblock->transport_name, &(rblock->transport), + addr, rblock->name, NULL)) return DEFER; + +addr->transport = rblock->transport; +addr->prop.errors_address = errors_to; +addr->prop.extra_headers = extra_headers; +addr->prop.remove_headers = remove_headers; + +return rf_queue_add(addr, addr_local, addr_remote, rblock, pw)? OK : DEFER; +} + +#endif /*!MACRO_PREDEF*/ +/* End of routers/accept.c */ -- cgit v1.2.3