* Exim - an Internet mail transport agent *
*************************************************/
-/* Copyright (c) University of Cambridge 1995 - 2017 */
+/* Copyright (c) University of Cambridge 1995 - 2018 */
+/* Copyright (c) The Exim Maintainers 2020 */
/* See the file NOTICE for conditions of use and distribution. */
to avoid having a lot of tiddly little headers with only a couple of lines in
them. However, some functions that are used (or not used) by utility programs
are in in fact in separate headers. */
+#ifndef _FUNCTIONS_H_
+#define _FUNCTIONS_H_
+
+#include <ctype.h>
+#include <sys/time.h>
#ifdef EXIM_PERL
-extern uschar *call_perl_cat(uschar *, int *, int *, uschar **, uschar *,
- uschar **);
+extern gstring *call_perl_cat(gstring *, uschar **, uschar *,
+ uschar **) WARN_UNUSED_RESULT;
extern void cleanup_perl(void);
extern uschar *init_perl(uschar *);
#endif
-#ifdef SUPPORT_TLS
+#ifndef DISABLE_TLS
extern const char *
std_dh_prime_default(void);
extern const char *
extern uschar * tls_cert_fprt_sha1(void *);
extern uschar * tls_cert_fprt_sha256(void *);
-extern int tls_client_start(int, host_item *, address_item *,
- transport_instance *,
-# ifdef EXPERIMENTAL_DANE
- dns_answer *,
-# endif
- uschar **);
-extern void tls_close(BOOL, BOOL);
-extern int tls_export_cert(uschar *, size_t, void *);
+extern void tls_clean_env(void);
+extern BOOL tls_client_start(client_conn_ctx *, smtp_connect_args *,
+ void *, tls_support *, uschar **);
+extern void tls_client_creds_reload(BOOL);
+
+extern void tls_close(void *, int);
+extern BOOL tls_could_read(void);
+extern void tls_daemon_init(void);
+extern void tls_daemon_tick(void);
+extern BOOL tls_dropprivs_validate_require_cipher(BOOL);
+extern BOOL tls_export_cert(uschar *, size_t, void *);
extern int tls_feof(void);
extern int tls_ferror(void);
+extern uschar *tls_field_from_dn(uschar *, const uschar *);
extern void tls_free_cert(void **);
extern int tls_getc(unsigned);
+extern uschar *tls_getbuf(unsigned *);
extern void tls_get_cache(void);
-extern int tls_import_cert(const uschar *, void **);
-extern int tls_read(BOOL, uschar *, size_t);
-extern int tls_server_start(const uschar *, uschar **);
+extern BOOL tls_import_cert(const uschar *, void **);
+extern BOOL tls_is_name_for_cert(const uschar *, void *);
+# ifdef USE_OPENSSL
+extern BOOL tls_openssl_options_parse(uschar *, long *);
+# endif
+extern int tls_read(void *, uschar *, size_t);
+extern int tls_server_start(uschar **);
+extern void tls_shutdown_wr(void *);
extern BOOL tls_smtp_buffered(void);
extern int tls_ungetc(int);
-extern int tls_write(BOOL, const uschar *, size_t);
+#if defined(EXIM_HAVE_INOTIFY) || defined(EXIM_HAVE_KEVENT)
+extern void tls_watch_discard_event(int);
+extern void tls_watch_invalidate(void);
+#endif
+extern int tls_write(void *, const uschar *, size_t, BOOL);
extern uschar *tls_validate_require_cipher(void);
extern void tls_version_report(FILE *);
-# ifndef USE_GNUTLS
-extern BOOL tls_openssl_options_parse(uschar *, long *);
-# endif
-extern uschar * tls_field_from_dn(uschar *, const uschar *);
-extern BOOL tls_is_name_for_cert(const uschar *, void *);
-# ifdef EXPERIMENTAL_DANE
+# ifdef SUPPORT_DANE
extern int tlsa_lookup(const host_item *, dns_answer *, BOOL);
# endif
-#endif /*SUPPORT_TLS*/
+#endif /*DISABLE_TLS*/
/* Everything else... */
extern tree_node *acl_var_create(uschar *);
extern void acl_var_write(uschar *, uschar *, void *);
+
+#ifdef EXPERIMENTAL_ARC
+extern void *arc_ams_setup_sign_bodyhash(void);
+extern const uschar *arc_header_feed(gstring *, BOOL);
+extern gstring *arc_sign(const uschar *, gstring *, uschar **);
+extern void arc_sign_init(void);
+extern const uschar *acl_verify_arc(void);
+extern uschar * fn_arc_domains(void);
+#endif
+
extern void assert_no_variables(void *, int, const char *, int);
extern int auth_call_pam(const uschar *, uschar **);
extern int auth_call_pwcheck(uschar *, uschar **);
const uschar *, const uschar *, uschar **);
extern int auth_check_serv_cond(auth_instance *);
extern int auth_check_some_cond(auth_instance *, uschar *, uschar *, int);
+extern int auth_client_item(void *, auth_instance *, const uschar **,
+ unsigned, int, uschar *, int);
-extern int auth_get_data(uschar **, uschar *, int);
+extern int auth_get_data(uschar **, const uschar *, int);
extern int auth_get_no64_data(uschar **, uschar *);
+extern int auth_prompt(const uschar *);
+extern int auth_read_input(const uschar *);
+extern gstring * auth_show_supported(gstring *);
extern uschar *auth_xtextencode(uschar *, int);
extern int auth_xtextdecode(uschar *, uschar **);
-extern uschar *b64encode(uschar *, int);
-extern int b64decode(uschar *, uschar **);
+#ifdef EXPERIMENTAL_ARC
+extern gstring *authres_arc(gstring *);
+#endif
+#ifndef DISABLE_DKIM
+extern gstring *authres_dkim(gstring *);
+#endif
+#ifdef SUPPORT_DMARC
+extern gstring *authres_dmarc(gstring *);
+#endif
+extern gstring *authres_smtpauth(gstring *);
+#ifdef SUPPORT_SPF
+extern gstring *authres_spf(gstring *);
+#endif
+
+extern uschar *b64encode(const uschar *, int);
+extern uschar *b64encode_taint(const uschar *, int, BOOL);
+extern int b64decode(const uschar *, uschar **);
extern int bdat_getc(unsigned);
+extern uschar *bdat_getbuf(unsigned *);
extern int bdat_ungetc(int);
extern void bdat_flush_data(void);
extern void bits_clear(unsigned int *, size_t, int *);
extern void bits_set(unsigned int *, size_t, int *);
-extern void cancel_cutthrough_connection(const char *);
+extern void cancel_cutthrough_connection(BOOL, const uschar *);
+extern gstring *cat_file(FILE *, gstring *, uschar *);
+extern gstring *cat_file_tls(void *, gstring *, uschar *);
extern int check_host(void *, const uschar *, const uschar **, uschar **);
extern uschar **child_exec_exim(int, BOOL, int *, BOOL, int, ...);
+extern pid_t child_open_exim_function(int *, const uschar *);
+extern pid_t child_open_exim2_function(int *, uschar *, uschar *,
+ const uschar *);
+extern pid_t child_open_function(uschar **, uschar **, int,
+ int *, int *, BOOL, const uschar *);
extern pid_t child_open_uid(const uschar **, const uschar **, int,
- uid_t *, gid_t *, int *, int *, uschar *, BOOL);
+ uid_t *, gid_t *, int *, int *, uschar *, BOOL, const uschar *);
extern BOOL cleanup_environment(void);
+extern void cutthrough_data_puts(uschar *, int);
+extern void cutthrough_data_put_nl(void);
extern uschar *cutthrough_finaldot(void);
extern BOOL cutthrough_flush_send(void);
extern BOOL cutthrough_headers_send(void);
extern BOOL cutthrough_predata(void);
-extern BOOL cutthrough_puts(uschar *, int);
-extern BOOL cutthrough_put_nl(void);
+extern void release_cutthrough_connection(const uschar *);
extern void daemon_go(void);
extern void debug_print_ids(uschar *);
extern void debug_printf_indent(const char *, ...) PRINTF_FUNCTION(1,2);
extern void debug_print_string(uschar *);
-extern void debug_print_tree(tree_node *);
+extern void debug_print_tree(const char *, tree_node *);
extern void debug_vprintf(int, const char *, va_list);
+extern void debug_print_socket(int);
+
extern void decode_bits(unsigned int *, size_t, int *,
uschar *, bit_table *, int, uschar *, int);
+extern void delete_pid_file(void);
+extern void deliver_local(address_item *, BOOL);
extern address_item *deliver_make_addr(uschar *, BOOL);
-extern void deliver_init(void);
extern void delivery_log(int, address_item *, int, uschar *);
extern int deliver_message(uschar *, BOOL, BOOL);
extern void deliver_msglog(const char *, ...) PRINTF_FUNCTION(1,2);
extern int deliver_split_address(address_item *);
extern void deliver_succeeded(address_item *);
-extern uschar *deliver_get_sender_address (uschar *id);
+extern void delivery_re_exec(int);
+extern void die_tainted(const uschar *, const uschar *, int);
extern BOOL directory_make(const uschar *, const uschar *, int, BOOL);
#ifndef DISABLE_DKIM
-extern BOOL dkim_transport_write_message(int, transport_ctx *,
- struct ob_dkim *);
+extern uschar *dkim_exim_query_dns_txt(const uschar *);
+extern void dkim_exim_sign_init(void);
+
+extern BOOL dkim_transport_write_message(transport_ctx *,
+ struct ob_dkim *, const uschar ** errstr);
#endif
extern dns_address *dns_address_from_rr(dns_answer *, dns_record *);
extern int dns_basic_lookup(dns_answer *, const uschar *, int);
-extern void dns_build_reverse(const uschar *, uschar *);
+extern uschar *dns_build_reverse(const uschar *);
+extern time_t dns_expire_from_soa(dns_answer *, int);
extern void dns_init(BOOL, BOOL, BOOL);
extern BOOL dns_is_aa(const dns_answer *);
extern BOOL dns_is_secure(const dns_answer *);
extern uschar *event_raise(uschar *, const uschar *, uschar *);
extern void msg_event_raise(const uschar *, const address_item *);
#endif
+
+extern int exim_chown_failure(int, const uschar*, uid_t, gid_t);
extern const uschar * exim_errstr(int);
-extern void exim_exit(int);
+extern void exim_exit(int) NORETURN;
+extern void exim_gettime(struct timeval *);
extern void exim_nullstd(void);
extern void exim_setugid(uid_t, gid_t, BOOL, uschar *);
-extern int exim_tvcmp(struct timeval *, struct timeval *);
+extern void exim_underbar_exit(int) NORETURN;
extern void exim_wait_tick(struct timeval *, int);
extern int exp_bool(address_item *addr,
uschar *mtype, uschar *mname, unsigned dgb_opt, uschar *oname, BOOL bvalue,
uschar *svalue, BOOL *rvalue);
extern BOOL expand_check_condition(uschar *, uschar *, uschar *);
+extern uschar *expand_file_big_buffer(const uschar *);
extern uschar *expand_string(uschar *); /* public, cannot make const */
extern const uschar *expand_cstring(const uschar *); /* ... so use this one */
+extern uschar *expand_getkeyed(const uschar *, const uschar *);
+
extern uschar *expand_hide_passwords(uschar * );
extern uschar *expand_string_copy(const uschar *);
extern int_eximarith_t expand_string_integer(uschar *, BOOL);
extern void modify_variable(uschar *, void *);
-extern BOOL fd_ready(int, int);
+extern BOOL fd_ready(int, time_t);
extern int filter_interpret(uschar *, int, address_item **, uschar **);
extern BOOL filter_personal(string_item *, BOOL);
extern BOOL filter_system_interpret(address_item **, uschar **);
extern uschar * fn_hdrs_added(void);
+extern void force_fd(int, int);
extern void header_add(int, const char *, ...);
+extern header_line *header_add_at_position_internal(BOOL, uschar *, BOOL, int, const char *, ...);
extern int header_checkname(header_line *, BOOL);
extern BOOL header_match(uschar *, BOOL, BOOL, string_item *, int, ...);
extern int host_address_extract_port(uschar *);
extern void invert_address(uschar *, uschar *);
extern int ip_addr(void *, int, const uschar *, int);
extern int ip_bind(int, int, uschar *, int);
-extern int ip_connect(int, int, const uschar *, int, int, BOOL);
+extern int ip_connect(int, int, const uschar *, int, int, const blob *);
extern int ip_connectedsocket(int, const uschar *, int, int,
- int, host_item *, uschar **);
+ int, host_item *, uschar **, const blob *);
extern int ip_get_address_family(int);
extern void ip_keepalive(int, const uschar *, BOOL);
-extern int ip_recv(int, uschar *, int, int);
+extern int ip_recv(client_conn_ctx *, uschar *, int, time_t);
extern int ip_socket(int, int);
-extern int ip_tcpsocket(const uschar *, uschar **, int);
+extern int ip_tcpsocket(const uschar *, uschar **, int, host_item *);
extern int ip_unixsocket(const uschar *, uschar **);
-extern int ip_streamsocket(const uschar *, uschar **, int);
+extern int ip_streamsocket(const uschar *, uschar **, int, host_item *);
extern int ipv6_nmtoa(int *, uschar *);
extern int log_create_as_exim(uschar *);
extern void log_close_all(void);
-extern macro_item * macro_create(const uschar *, const uschar *, BOOL, BOOL);
+extern macro_item * macro_create(const uschar *, const uschar *, BOOL);
+extern BOOL macro_read_assignment(uschar *);
+extern uschar *macros_expand(int, int *, BOOL *);
extern void mainlog_close(void);
#ifdef WITH_CONTENT_SCAN
extern int malware(const uschar *, int);
extern int malware_in_file(uschar *);
extern void malware_init(void);
+extern gstring * malware_show_supported(gstring *);
#endif
extern int match_address_list(const uschar *, BOOL, BOOL, const uschar **,
unsigned int *, int, int, const uschar **);
+extern int match_address_list_basic(const uschar *, const uschar **, int);
extern int match_check_list(const uschar **, int, tree_node **, unsigned int **,
int(*)(void *, const uschar *, const uschar **, uschar **), void *, int,
const uschar *, const uschar **);
unsigned int *, int, BOOL, const uschar **);
extern int match_check_string(const uschar *, const uschar *, int, BOOL, BOOL, BOOL,
const uschar **);
+
+extern void message_start(void);
+extern void message_tidyup(void);
extern void md5_end(md5 *, const uschar *, int, uschar *);
extern void md5_mid(md5 *, const uschar *);
extern void md5_start(md5 *);
extern BOOL moan_skipped_syntax_errors(uschar *, error_block *, uschar *,
BOOL, uschar *);
extern void moan_smtp_batch(uschar *, const char *, ...) PRINTF_FUNCTION(2,3);
+extern BOOL moan_send_message(uschar *, int, error_block *eblock,
+ header_line *, FILE *, uschar *);
extern void moan_tell_someone(uschar *, address_item *,
const uschar *, const char *, ...) PRINTF_FUNCTION(4,5);
extern BOOL moan_to_sender(int, error_block *, header_line *, FILE *, BOOL);
extern void moan_write_from(FILE *);
+extern void moan_write_references(FILE *, uschar *);
extern FILE *modefopen(const uschar *, const char *, mode_t);
extern int open_cutthrough_connection( address_item * addr );
-extern uschar *parse_extract_address(uschar *, uschar **, int *, int *, int *,
+extern uschar *parse_extract_address(const uschar *, uschar **, int *, int *, int *,
BOOL);
extern int parse_forward_list(uschar *, int, address_item **, uschar **,
const uschar *, uschar *, error_block **);
extern uschar *parse_find_address_end(uschar *, BOOL);
-extern uschar *parse_find_at(uschar *);
-extern const uschar *parse_fix_phrase(const uschar *, int, uschar *, int);
-extern uschar *parse_message_id(uschar *, uschar **, uschar **);
-extern const uschar *parse_quote_2047(const uschar *, int, uschar *, uschar *, int, BOOL);
-extern uschar *parse_date_time(uschar *str, time_t *t);
+extern const uschar *parse_find_at(const uschar *);
+extern const uschar *parse_fix_phrase(const uschar *, int);
+extern const uschar *parse_message_id(const uschar *, uschar **, uschar **);
+extern const uschar *parse_quote_2047(const uschar *, int, uschar *, BOOL);
+extern const uschar *parse_date_time(const uschar *str, time_t *t);
+extern void priv_drop_temp(const uid_t, const gid_t);
+extern void priv_restore(void);
extern int vaguely_random_number(int);
-#ifdef SUPPORT_TLS
+#ifndef DISABLE_TLS
extern int vaguely_random_number_fallback(int);
#endif
extern BOOL queue_action(uschar *, int, uschar **, int, int);
extern void queue_check_only(void);
+extern unsigned queue_count(void);
+extern unsigned queue_count_cached(void);
extern void queue_list(int, uschar **, int);
-extern void queue_count(void);
+#ifndef DISABLE_QUEUE_RAMP
+extern void queue_notify_daemon(const uschar * hostname);
+#endif
extern void queue_run(uschar *, uschar *, BOOL);
extern int random_number(int);
+extern const uschar *rc_to_string(int);
extern int rda_interpret(redirect_block *, int, uschar *, uschar *,
uschar *, uschar *, uschar *, ugid_block *, address_item **,
uschar **, error_block **, int *, uschar *);
extern uschar *readconf_find_option(void *);
extern void readconf_main(BOOL);
extern void readconf_options_from_list(optionlist *, unsigned, const uschar *, uschar *);
-extern void readconf_options_routers(void);
-extern void readconf_options_transports(void);
-extern void readconf_print(uschar *, uschar *, BOOL);
+extern BOOL readconf_print(const uschar *, uschar *, BOOL);
extern uschar *readconf_printtime(int);
extern uschar *readconf_readname(uschar *, int, uschar *);
extern int readconf_readtime(const uschar *, int, BOOL);
extern uschar *readconf_retry_error(const uschar *, const uschar *, int *, int *);
extern void readconf_save_config(const uschar *);
extern void read_message_body(BOOL);
-extern void receive_bomb_out(uschar *, uschar *);
+extern void receive_bomb_out(uschar *, uschar *) NORETURN;
extern BOOL receive_check_fs(int);
extern BOOL receive_check_set_sender(uschar *);
extern BOOL receive_msg(BOOL);
-extern int receive_statvfs(BOOL, int *);
+extern int_eximarith_t receive_statvfs(BOOL, int *);
extern void receive_swallow_smtp(void);
#ifdef WITH_CONTENT_SCAN
extern int regex(const uschar **);
extern BOOL retry_ultimate_address_timeout(uschar *, const uschar *,
dbdata_retry *, time_t);
extern void retry_update(address_item **, address_item **, address_item **);
-extern uschar *rewrite_address(uschar *, BOOL, BOOL, rewrite_rule *, int);
-extern uschar *rewrite_address_qualify(uschar *, BOOL);
+extern const uschar *rewrite_address(const uschar *, BOOL, BOOL, rewrite_rule *, int);
+extern const uschar *rewrite_address_qualify(const uschar *, BOOL);
extern header_line *rewrite_header(header_line *,
const uschar *, const uschar *,
rewrite_rule *, int, BOOL);
-extern uschar *rewrite_one(uschar *, int, BOOL *, BOOL, uschar *,
+extern const uschar *rewrite_one(const uschar *, int, BOOL *, BOOL, uschar *,
rewrite_rule *);
-extern void rewrite_test(uschar *);
+extern void rewrite_test(const uschar *);
extern uschar *rfc2047_decode2(uschar *, BOOL, uschar *, int, int *, int *,
uschar **);
extern int route_address(address_item *, address_item **, address_item **,
address_item **, address_item **, int);
-extern int route_check_prefix(const uschar *, const uschar *);
-extern int route_check_suffix(const uschar *, const uschar *);
+extern int route_check_prefix(const uschar *, const uschar *, unsigned *);
+extern int route_check_suffix(const uschar *, const uschar *, unsigned *);
extern BOOL route_findgroup(uschar *, gid_t *);
extern BOOL route_finduser(const uschar *, struct passwd **, uid_t *);
extern BOOL route_find_expanded_group(uschar *, uschar *, uschar *, gid_t *,
extern BOOL route_find_expanded_user(uschar *, uschar *, uschar *,
struct passwd **, uid_t *, uschar **);
extern void route_init(void);
+extern gstring * route_show_supported(gstring *);
extern void route_tidyup(void);
-extern uschar *search_find(void *, uschar *, uschar *, int, const uschar *, int,
- int, int *);
+extern uschar *search_args(int, uschar *, uschar *, uschar **, const uschar *);
+extern uschar *search_find(void *, const uschar *, uschar *, int,
+ const uschar *, int, int, int *, const uschar *);
extern int search_findtype(const uschar *, int);
extern int search_findtype_partial(const uschar *, int *, const uschar **, int *,
- int *);
-extern void *search_open(uschar *, int, int, uid_t *, gid_t *);
+ int *, const uschar **);
+extern void *search_open(const uschar *, int, int, uid_t *, gid_t *);
extern void search_tidyup(void);
extern void set_process_info(const char *, ...) PRINTF_FUNCTION(1,2);
extern void sha1_end(hctx *, const uschar *, int, uschar *);
extern void sigalrm_handler(int);
extern BOOL smtp_buffered(void);
extern void smtp_closedown(uschar *);
-extern int smtp_connect(host_item *, int, int, uschar *, int,
- transport_instance *);
+extern void smtp_command_timeout_exit(void) NORETURN;
+extern void smtp_command_sigterm_exit(void) NORETURN;
+extern void smtp_data_timeout_exit(void) NORETURN;
+extern void smtp_data_sigint_exit(void) NORETURN;
+extern void smtp_deliver_init(void);
+extern uschar *smtp_cmd_hist(void);
+extern int smtp_connect(smtp_connect_args *, const blob *);
extern int smtp_sock_connect(host_item *, int, int, uschar *,
- transport_instance * tb, int);
+ transport_instance * tb, int, const blob *);
extern int smtp_feof(void);
extern int smtp_ferror(void);
extern uschar *smtp_get_connection_info(void);
uschar **, uschar *);
extern BOOL smtp_get_port(uschar *, address_item *, int *, uschar *);
extern int smtp_getc(unsigned);
+extern uschar *smtp_getbuf(unsigned *);
extern void smtp_get_cache(void);
extern int smtp_handle_acl_fail(int, int, uschar *, uschar *);
extern void smtp_log_no_mail(void);
extern void smtp_message_code(uschar **, int *, uschar **, uschar **, BOOL);
-extern BOOL smtp_read_response(smtp_inblock *, uschar *, int, int, int);
+extern void smtp_proxy_tls(void *, uschar *, size_t, int *, int) NORETURN;
+extern BOOL smtp_read_response(void *, uschar *, int, int, int);
+extern void *smtp_reset(void *);
extern void smtp_respond(uschar *, int, BOOL, uschar *);
extern void smtp_notquit_exit(uschar *, uschar *, uschar *, ...);
+extern void smtp_port_for_connect(host_item *, int);
extern void smtp_send_prohibition_message(int, uschar *);
extern int smtp_setup_msg(void);
extern BOOL smtp_start_session(void);
extern int smtp_ungetc(int);
extern BOOL smtp_verify_helo(void);
-extern int smtp_write_command(smtp_outblock *, BOOL, const char *, ...) PRINTF_FUNCTION(3,4);
+extern int smtp_write_command(void *, int, const char *, ...) PRINTF_FUNCTION(3,4);
#ifdef WITH_CONTENT_SCAN
extern int spam(const uschar **);
-extern FILE *spool_mbox(unsigned long *, const uschar *);
+extern FILE *spool_mbox(unsigned long *, const uschar *, uschar **);
#endif
+extern void spool_clear_header_globals(void);
extern BOOL spool_move_message(uschar *, uschar *, uschar *, uschar *);
-extern uschar *spool_dname(const uschar *, uschar *);
-extern uschar *spool_fname(const uschar *, const uschar *, const uschar *, const uschar *);
-extern uschar *spool_sname(const uschar *, uschar *);
extern int spool_open_datafile(uschar *);
extern int spool_open_temp(uschar *);
extern int spool_read_header(uschar *, BOOL, BOOL);
+extern uschar *spool_sender_from_msgid(const uschar *);
extern int spool_write_header(uschar *, int, uschar **);
extern int stdin_getc(unsigned);
extern int stdin_feof(void);
extern int stdin_ferror(void);
extern int stdin_ungetc(int);
-extern uschar *string_append(uschar *, int *, int *, int, ...);
-extern uschar *string_append_listele(uschar *, uschar, const uschar *);
-extern uschar *string_append_listele_n(uschar *, uschar, const uschar *, unsigned);
+
+extern void store_exit(void);
+extern void store_init(void);
+
+extern gstring *string_append(gstring *, int, ...) WARN_UNUSED_RESULT;
+extern gstring *string_append_listele(gstring *, uschar, const uschar *) WARN_UNUSED_RESULT;
+extern gstring *string_append_listele_n(gstring *, uschar, const uschar *, unsigned) WARN_UNUSED_RESULT;
+extern gstring *string_append2_listele_n(gstring *, const uschar *, const uschar *, unsigned) WARN_UNUSED_RESULT;
extern uschar *string_base62(unsigned long int);
-extern uschar *string_cat(uschar *, int *, int *, const uschar *);
-extern uschar *string_catn(uschar *, int *, int *, const uschar *, int);
+extern gstring *string_cat (gstring *, const uschar * ) WARN_UNUSED_RESULT;
+extern gstring *string_catn(gstring *, const uschar *, int) WARN_UNUSED_RESULT;
extern int string_compare_by_pointer(const void *, const void *);
extern uschar *string_copy_dnsdomain(uschar *);
extern uschar *string_copy_malloc(const uschar *);
-extern uschar *string_copylc(const uschar *);
-extern uschar *string_copynlc(uschar *, int);
extern uschar *string_dequote(const uschar **);
-extern BOOL string_format(uschar *, int, const char *, ...) ALMOST_PRINTF(3,4);
extern uschar *string_format_size(int, uschar *);
extern int string_interpret_escape(const uschar **);
extern int string_is_ip_address(const uschar *, int *);
#ifdef SUPPORT_I18N
extern BOOL string_is_utf8(const uschar *);
#endif
-extern uschar *string_nextinlist(const uschar **, int *, uschar *, int);
-extern uschar *string_open_failed(int, const char *, ...) PRINTF_FUNCTION(2,3);
-extern const uschar *string_printing2(const uschar *, BOOL);
+extern const uschar *string_printing2(const uschar *, int);
extern uschar *string_split_message(uschar *);
extern uschar *string_unprinting(uschar *);
#ifdef SUPPORT_I18N
extern uschar *string_localpart_alabel_to_utf8(const uschar *, uschar **);
extern uschar *string_localpart_utf8_to_alabel(const uschar *, uschar **);
#endif
-extern BOOL string_vformat(uschar *, int, const char *, va_list);
+
+#define string_format(buf, siz, fmt, ...) \
+ string_format_trc(buf, siz, US __FUNCTION__, __LINE__, fmt, __VA_ARGS__)
+extern BOOL string_format_trc(uschar *, int, const uschar *, unsigned,
+ const char *, ...) ALMOST_PRINTF(5,6);
+
+#define string_vformat(g, flgs, fmt, ap) \
+ string_vformat_trc(g, US __FUNCTION__, __LINE__, \
+ STRING_SPRINTF_BUFFER_SIZE, flgs, fmt, ap)
+extern gstring *string_vformat_trc(gstring *, const uschar *, unsigned,
+ unsigned, unsigned, const char *, va_list);
+
+#define string_open_failed(fmt, ...) \
+ string_open_failed_trc(US __FUNCTION__, __LINE__, fmt, __VA_ARGS__)
+extern uschar *string_open_failed_trc(const uschar *, unsigned,
+ const char *, ...) PRINTF_FUNCTION(3,4);
+
+#define string_nextinlist(lp, sp, b, l) \
+ string_nextinlist_trc((lp), (sp), (b), (l), US __FUNCTION__, __LINE__)
+extern uschar *string_nextinlist_trc(const uschar **listptr, int *separator, uschar *buffer, int buflen,
+ const uschar * func, int line);
+
extern int strcmpic(const uschar *, const uschar *);
extern int strncmpic(const uschar *, const uschar *, int);
extern uschar *strstric(uschar *, uschar *, BOOL);
+extern int test_harness_fudged_queue_time(int);
+extern void tcp_init(void);
+#ifdef EXIM_TFO_PROBE
+extern void tfo_probe(void);
+#endif
+extern void tls_modify_variables(tls_support *);
extern uschar *tod_stamp(int);
-extern void tls_modify_variables(tls_support *);
extern BOOL transport_check_waiting(const uschar *, const uschar *, int, uschar *,
- BOOL *, oicf, void*);
+ oicf, void*);
extern void transport_init(void);
-extern BOOL transport_pass_socket(const uschar *, const uschar *, const uschar *, uschar *,
- int);
+extern void transport_do_pass_socket(const uschar *, const uschar *,
+ const uschar *, uschar *, int);
+extern BOOL transport_pass_socket(const uschar *, const uschar *, const uschar *, uschar *, int
+#ifdef EXPERIMENTAL_ESMTP_LIMITS
+ , unsigned, unsigned, unsigned
+#endif
+ );
extern uschar *transport_rcpt_address(address_item *, BOOL);
extern BOOL transport_set_up_command(const uschar ***, uschar *,
BOOL, int, address_item *, uschar *, uschar **);
extern void transport_update_waiting(host_item *, uschar *);
-extern BOOL transport_write_block(int, uschar *, int);
+extern BOOL transport_write_block(transport_ctx *, uschar *, int, BOOL);
+extern void transport_write_reset(int);
extern BOOL transport_write_string(int, const char *, ...);
-extern BOOL transport_headers_send(int, transport_ctx *,
- BOOL (*)(int, transport_ctx *, uschar *, int));
-extern BOOL transport_write_message(int, transport_ctx *, int);
-extern void tree_add_duplicate(uschar *, address_item *);
-extern void tree_add_nonrecipient(uschar *);
-extern void tree_add_unusable(host_item *);
+extern BOOL transport_headers_send(transport_ctx *,
+ BOOL (*)(transport_ctx *, uschar *, int));
+extern gstring * transport_show_supported(gstring *);
+extern BOOL transport_write_message(transport_ctx *, int);
+extern void tree_add_duplicate(const uschar *, address_item *);
+extern void tree_add_nonrecipient(const uschar *);
+extern void tree_add_unusable(const host_item *);
+extern void tree_dup(tree_node **, tree_node *);
extern int tree_insertnode(tree_node **, tree_node *);
extern tree_node *tree_search(tree_node *, const uschar *);
extern void tree_write(tree_node *, FILE *);
extern int verify_check_headers(uschar **);
extern int verify_check_header_names_ascii(uschar **);
extern int verify_check_host(uschar **);
-extern int verify_check_notblind(void);
-extern int verify_check_given_host(uschar **, host_item *);
+extern int verify_check_notblind(BOOL);
+extern int verify_check_given_host(const uschar **, const host_item *);
extern int verify_check_this_host(const uschar **, unsigned int *,
const uschar*, const uschar *, const uschar **);
extern address_item *verify_checked_sender(uschar *);
extern void verify_get_ident(int);
+extern void verify_quota(uschar *);
+extern int verify_quota_call(const uschar *, int, int, uschar **);
extern BOOL verify_sender(int *, uschar **);
extern BOOL verify_sender_preliminary(int *, uschar **);
extern void version_init(void);
+extern BOOL write_chunk(transport_ctx *, uschar *, int);
extern ssize_t write_to_fd_buf(int, const uschar *, size_t);
+
+/******************************************************************************/
+/* Predicate: if an address is in a tainted pool.
+By extension, a variable pointing to this address is tainted.
+*/
+
+static inline BOOL
+is_tainted(const void * p)
+{
+#if defined(COMPILE_UTILITY) || defined(MACRO_PREDEF) || defined(EM_VERSION_C)
+return FALSE;
+
+#else
+extern BOOL is_tainted_fn(const void *);
+return is_tainted_fn(p);
+#endif
+}
+
+/******************************************************************************/
+/* String functions */
+static inline uschar * __Ustrcat(uschar * dst, const uschar * src, const char * func, int line)
+{
+#if !defined(COMPILE_UTILITY) && !defined(MACRO_PREDEF)
+if (!is_tainted(dst) && is_tainted(src)) die_tainted(US"Ustrcat", CUS func, line);
+#endif
+return US strcat(CS dst, CCS src);
+}
+static inline uschar * __Ustrcpy(uschar * dst, const uschar * src, const char * func, int line)
+{
+#if !defined(COMPILE_UTILITY) && !defined(MACRO_PREDEF)
+if (!is_tainted(dst) && is_tainted(src)) die_tainted(US"Ustrcpy", CUS func, line);
+#endif
+return US strcpy(CS dst, CCS src);
+}
+static inline uschar * __Ustrncat(uschar * dst, const uschar * src, size_t n, const char * func, int line)
+{
+#if !defined(COMPILE_UTILITY) && !defined(MACRO_PREDEF)
+if (!is_tainted(dst) && is_tainted(src)) die_tainted(US"Ustrncat", CUS func, line);
+#endif
+return US strncat(CS dst, CCS src, n);
+}
+static inline uschar * __Ustrncpy(uschar * dst, const uschar * src, size_t n, const char * func, int line)
+{
+#if !defined(COMPILE_UTILITY) && !defined(MACRO_PREDEF)
+if (!is_tainted(dst) && is_tainted(src)) die_tainted(US"Ustrncpy", CUS func, line);
+#endif
+return US strncpy(CS dst, CCS src, n);
+}
+/*XXX will likely need unchecked copy also */
+
+
+/* Advance the string pointer given over any whitespace.
+Return the next char as there's enought places using it to be useful. */
+
+#define Uskip_whitespace(sp) skip_whitespace(CUSS sp)
+
+static inline uschar skip_whitespace(const uschar ** sp)
+{ while (isspace(**sp)) (*sp)++; return **sp; }
+
+
+/******************************************************************************/
+
+#if !defined(MACRO_PREDEF) && !defined(COMPILE_UTILITY)
+/* exim_chown - in some NFSv4 setups *seemes* to be an issue with
+chown(<exim-uid>, <exim-gid>).
+
+Probably because the idmapping is broken, misconfigured or set up in
+an unusal way. (see Bug 2931). As I'm not sure, if this was a single
+case of misconfiguration, or if there are more such broken systems
+out, I try to impose as least impact as possible and for now just write
+a panic log entry pointing to the bug report. You're encouraged to
+contact the developers, if you experience this issue.
+
+fd the file descriptor (or -1 if not valid)
+name the file name for error messages or for file operations,
+ if fd is < 0
+owner the owner
+group the group
+
+returns 0 on success, -1 on failure */
+
+static inline int
+exim_fchown(int fd, uid_t owner, gid_t group, const uschar *name)
+{
+return fchown(fd, owner, group)
+ ? exim_chown_failure(fd, name, owner, group) : 0;
+}
+
+static inline int
+exim_chown(const uschar *name, uid_t owner, gid_t group)
+{
+return chown(CCS name, owner, group)
+ ? exim_chown_failure(-1, name, owner, group) : 0;
+}
+#endif /* !MACRO_PREDEF && !COMPILE_UTILITY */
+
+/******************************************************************************/
+/* String functions */
+
+#if !defined(MACRO_PREDEF)
+/*************************************************
+* Copy and save string *
+*************************************************/
+
+/* This function assumes that memcpy() is faster than strcpy().
+The result is explicitly nul-terminated.
+*/
+
+static inline uschar *
+string_copyn_taint_trc(const uschar * s, unsigned len,
+ BOOL tainted, const char * func, int line)
+{
+uschar * ss = store_get_3(len + 1, tainted, func, line);
+memcpy(ss, s, len);
+ss[len] = '\0';
+return ss;
+}
+
+static inline uschar *
+string_copy_taint_trc(const uschar * s, BOOL tainted, const char * func, int line)
+{ return string_copyn_taint_trc(s, Ustrlen(s), tainted, func, line); }
+
+static inline uschar *
+string_copyn_trc(const uschar * s, unsigned len, const char * func, int line)
+{ return string_copyn_taint_trc(s, len, is_tainted(s), func, line); }
+static inline uschar *
+string_copy_trc(const uschar * s, const char * func, int line)
+{ return string_copy_taint_trc(s, is_tainted(s), func, line); }
+
+
+/* String-copy functions explicitly setting the taint status */
+
+#define string_copyn_taint(s, len, tainted) \
+ string_copyn_taint_trc((s), (len), (tainted), __FUNCTION__, __LINE__)
+#define string_copy_taint(s, tainted) \
+ string_copy_taint_trc((s), (tainted), __FUNCTION__, __LINE__)
+
+/* Simple string-copy functions maintaining the taint */
+
+#define string_copyn(s, len) \
+ string_copyn_trc((s), (len), __FUNCTION__, __LINE__)
+#define string_copy(s) \
+ string_copy_trc((s), __FUNCTION__, __LINE__)
+
+
+/*************************************************
+* Copy, lowercase and save string *
+*************************************************/
+
+/*
+Argument: string to copy
+Returns: copy of string in new store, with letters lowercased
+*/
+
+static inline uschar *
+string_copylc(const uschar *s)
+{
+uschar *ss = store_get(Ustrlen(s) + 1, is_tainted(s));
+uschar *p = ss;
+while (*s != 0) *p++ = tolower(*s++);
+*p = 0;
+return ss;
+}
+
+
+
+/*************************************************
+* Copy, lowercase, and save string, given length *
+*************************************************/
+
+/* It is assumed the data contains no zeros. A zero is added
+onto the end.
+
+Arguments:
+ s string to copy
+ n number of characters
+
+Returns: copy of string in new store, with letters lowercased
+*/
+
+static inline uschar *
+string_copynlc(uschar *s, int n)
+{
+uschar *ss = store_get(n + 1, is_tainted(s));
+uschar *p = ss;
+while (n-- > 0) *p++ = tolower(*s++);
+*p = 0;
+return ss;
+}
+
+
+# ifndef COMPILE_UTILITY
+/*************************************************
+* Copy and save string in longterm store *
+*************************************************/
+
+/* This function assumes that memcpy() is faster than strcpy().
+
+Argument: string to copy
+Returns: copy of string in new store
+*/
+
+static inline uschar *
+string_copy_perm(const uschar *s, BOOL force_taint)
+{
+int old_pool = store_pool;
+int len = Ustrlen(s) + 1;
+uschar *ss;
+
+store_pool = POOL_PERM;
+ss = store_get(len, force_taint || is_tainted(s));
+memcpy(ss, s, len);
+store_pool = old_pool;
+return ss;
+}
+# endif
+
+
+
+/* sprintf into a buffer, taint-unchecked */
+
+static inline void
+string_format_nt(uschar * buf, int siz, const char * fmt, ...)
+{
+gstring gs = { .size = siz, .ptr = 0, .s = buf };
+va_list ap;
+va_start(ap, fmt);
+(void) string_vformat(&gs, SVFMT_TAINT_NOCHK, fmt, ap);
+va_end(ap);
+}
+
+
+
+/******************************************************************************/
+/* Growable-string functions */
+
+/* Create a growable-string with some preassigned space */
+
+#define string_get_tainted(size, tainted) \
+ string_get_tainted_trc((size), (tainted), __FUNCTION__, __LINE__)
+
+static inline gstring *
+string_get_tainted_trc(unsigned size, BOOL tainted, const char * func, unsigned line)
+{
+gstring * g = store_get_3(sizeof(gstring) + size, tainted, func, line);
+g->size = size;
+g->ptr = 0;
+g->s = US(g + 1);
+return g;
+}
+
+#define string_get(size) \
+ string_get_trc((size), __FUNCTION__, __LINE__)
+
+static inline gstring *
+string_get_trc(unsigned size, const char * func, unsigned line)
+{
+return string_get_tainted_trc(size, FALSE, func, line);
+}
+
+/* NUL-terminate the C string in the growable-string, and return it. */
+
+static inline uschar *
+string_from_gstring(gstring * g)
+{
+if (!g) return NULL;
+g->s[g->ptr] = '\0';
+return g->s;
+}
+
+static inline unsigned
+gstring_length(const gstring * g)
+{
+return g ? (unsigned)g->ptr : 0;
+}
+
+
+#define gstring_release_unused(g) \
+ gstring_release_unused_trc(g, __FUNCTION__, __LINE__)
+
+static inline void
+gstring_release_unused_trc(gstring * g, const char * file, unsigned line)
+{
+if (g) store_release_above_3(g->s + (g->size = g->ptr + 1), file, line);
+}
+
+
+/* sprintf-append to a growable-string */
+
+#define string_fmt_append(g, fmt, ...) \
+ string_fmt_append_f_trc(g, US __FUNCTION__, __LINE__, \
+ SVFMT_EXTEND|SVFMT_REBUFFER, fmt, __VA_ARGS__)
+
+#define string_fmt_append_f(g, flgs, fmt, ...) \
+ string_fmt_append_f_trc(g, US __FUNCTION__, __LINE__, \
+ flgs, fmt, __VA_ARGS__)
+
+static inline gstring *
+string_fmt_append_f_trc(gstring * g, const uschar * func, unsigned line,
+ unsigned flags, const char *format, ...)
+{
+va_list ap;
+va_start(ap, format);
+g = string_vformat_trc(g, func, line, STRING_SPRINTF_BUFFER_SIZE,
+ flags, format, ap);
+va_end(ap);
+return g;
+}
+
+
+/* Copy the content of a string to tainted memory */
+
+static inline void
+gstring_rebuffer(gstring * g)
+{
+uschar * s = store_get(g->size, TRUE);
+memcpy(s, g->s, g->ptr);
+g->s = s;
+}
+
+
+# ifndef COMPILE_UTILITY
+/******************************************************************************/
+/* Use store_malloc for DNSA structs, and explicit frees. Using the same pool
+for them as the strings we proceed to copy from them meant they could not be
+released, hence blowing 64k for every DNS lookup. That mounted up. With malloc
+we do have to take care over marking tainted all copied strings. A separate pool
+could be used and would handle that implicitly. */
+
+#define store_get_dns_answer() store_get_dns_answer_trc(CUS __FUNCTION__, __LINE__)
+
+static inline dns_answer *
+store_get_dns_answer_trc(const uschar * func, unsigned line)
+{
+/* return store_get_3(sizeof(dns_answer), TRUE, CCS func, line); use tainted mem */
+return store_malloc_3(sizeof(dns_answer), CCS func, line);
+}
+
+#define store_free_dns_answer(dnsa) store_free_dns_answer_trc(dnsa, CUS __FUNCTION__, __LINE__)
+
+static inline void
+store_free_dns_answer_trc(dns_answer * dnsa, const uschar * func, unsigned line)
+{
+store_free_3(dnsa, CCS func, line);
+}
+
+/******************************************************************************/
+/* Routines with knowledge of spool layout */
+
+static inline void
+spool_pname_buf(uschar * buf, int len)
+{
+snprintf(CS buf, len, "%s/%s/input", spool_directory, queue_name);
+}
+
+static inline uschar *
+spool_dname(const uschar * purpose, uschar * subdir)
+{
+return string_sprintf("%s/%s/%s/%s",
+ spool_directory, queue_name, purpose, subdir);
+}
+# endif
+
+static inline uschar *
+spool_q_sname(const uschar * purpose, const uschar * q, uschar * subdir)
+{
+return string_sprintf("%s%s%s%s%s",
+ q, *q ? "/" : "",
+ purpose,
+ *subdir ? "/" : "", subdir);
+}
+
+static inline uschar *
+spool_sname(const uschar * purpose, uschar * subdir)
+{
+return spool_q_sname(purpose, queue_name, subdir);
+}
+
+static inline uschar *
+spool_q_fname(const uschar * purpose, const uschar * q,
+ const uschar * subdir, const uschar * fname, const uschar * suffix)
+{
+return string_sprintf("%s/%s/%s/%s/%s%s",
+ spool_directory, q, purpose, subdir, fname, suffix);
+}
+
+static inline uschar *
+spool_fname(const uschar * purpose, const uschar * subdir, const uschar * fname,
+ const uschar * suffix)
+{
+#ifdef COMPILE_UTILITY /* version avoiding string-extension */
+int len = Ustrlen(spool_directory) + 1 + Ustrlen(queue_name) + 1 + Ustrlen(purpose) + 1
+ + Ustrlen(subdir) + 1 + Ustrlen(fname) + Ustrlen(suffix) + 1;
+uschar * buf = store_get(len, FALSE);
+string_format(buf, len, "%s/%s/%s/%s/%s%s",
+ spool_directory, queue_name, purpose, subdir, fname, suffix);
+return buf;
+#else
+return spool_q_fname(purpose, queue_name, subdir, fname, suffix);
+#endif
+}
+
+static inline void
+set_subdir_str(uschar * subdir_str, const uschar * name,
+ int search_sequence)
+{
+subdir_str[0] = split_spool_directory == (search_sequence == 0)
+ ? name[5] : '\0';
+subdir_str[1] = '\0';
+}
+
+/******************************************************************************/
+/* Time calculations */
+
+/* Diff two times (later, earlier) returning diff in 1st arg */
+static inline void
+timediff(struct timeval * later, const struct timeval * earlier)
+{
+later->tv_sec -= earlier->tv_sec;
+if ((later->tv_usec -= earlier->tv_usec) < 0)
+ {
+ later->tv_sec--;
+ later->tv_usec += 1000*1000;
+ }
+}
+
+static inline void
+timesince(struct timeval * diff, const struct timeval * then)
+{
+gettimeofday(diff, NULL);
+timediff(diff, then);
+}
+
+static inline uschar *
+string_timediff(const struct timeval * diff)
+{
+static uschar buf[sizeof("0.000s")];
+
+if (diff->tv_sec >= 5 || !LOGGING(millisec))
+ return readconf_printtime((int)diff->tv_sec);
+
+snprintf(CS buf, sizeof(buf), "%u.%03us", (uint)diff->tv_sec, (uint)diff->tv_usec/1000);
+return buf;
+}
+
+
+static inline uschar *
+string_timesince(const struct timeval * then)
+{
+struct timeval diff;
+timesince(&diff, then);
+return string_timediff(&diff);
+}
+
+static inline void
+report_time_since(const struct timeval * t0, const uschar * where)
+{
+# ifdef MEASURE_TIMING
+struct timeval diff;
+timesince(&diff, t0);
+fprintf(stderr, "%d %s:\t%ld.%06ld\n",
+ (uint)getpid(), where, (long)diff.tv_sec, (long)diff.tv_usec);
+# endif
+}
+
+
+static inline void
+testharness_pause_ms(int millisec)
+{
+#ifndef MEASURE_TIMING
+if (f.running_in_test_harness && f.testsuite_delays) millisleep(millisec);
+#endif
+}
+
+/******************************************************************************/
+/* Taint-checked file opens */
+
+static inline int
+exim_open2(const char *pathname, int flags)
+{
+if (!is_tainted(pathname)) return open(pathname, flags);
+log_write(0, LOG_MAIN|LOG_PANIC, "Tainted filename '%s'", pathname);
+errno = EACCES;
+return -1;
+}
+static inline int
+exim_open(const char *pathname, int flags, mode_t mode)
+{
+if (!is_tainted(pathname)) return open(pathname, flags, mode);
+log_write(0, LOG_MAIN|LOG_PANIC, "Tainted filename '%s'", pathname);
+errno = EACCES;
+return -1;
+}
+#ifdef EXIM_HAVE_OPENAT
+static inline int
+exim_openat(int dirfd, const char *pathname, int flags)
+{
+if (!is_tainted(pathname)) return openat(dirfd, pathname, flags);
+log_write(0, LOG_MAIN|LOG_PANIC, "Tainted filename '%s'", pathname);
+errno = EACCES;
+return -1;
+}
+static inline int
+exim_openat4(int dirfd, const char *pathname, int flags, mode_t mode)
+{
+if (!is_tainted(pathname)) return openat(dirfd, pathname, flags, mode);
+log_write(0, LOG_MAIN|LOG_PANIC, "Tainted filename '%s'", pathname);
+errno = EACCES;
+return -1;
+}
+#endif
+
+static inline FILE *
+exim_fopen(const char *pathname, const char *mode)
+{
+if (!is_tainted(pathname)) return fopen(pathname, mode);
+log_write(0, LOG_MAIN|LOG_PANIC, "Tainted filename '%s'", pathname);
+errno = EACCES;
+return NULL;
+}
+
+static inline DIR *
+exim_opendir(const uschar * name)
+{
+if (!is_tainted(name)) return opendir(CCS name);
+log_write(0, LOG_MAIN|LOG_PANIC, "Tainted dirname '%s'", name);
+errno = EACCES;
+return NULL;
+}
+
+/******************************************************************************/
+# if !defined(COMPILE_UTILITY)
+/* Process manipulation */
+
+static inline pid_t
+exim_fork(const unsigned char * purpose)
+{
+pid_t pid;
+DEBUG(D_any) debug_printf("%s forking for %s\n", process_purpose, purpose);
+if ((pid = fork()) == 0)
+ {
+ process_purpose = purpose;
+ DEBUG(D_any) debug_printf("postfork: %s\n", purpose);
+ }
+else
+ {
+ testharness_pause_ms(100); /* let child work */
+ DEBUG(D_any) debug_printf("%s forked for %s: %d\n", process_purpose, purpose, (int)pid);
+ }
+return pid;
+}
+
+
+static inline pid_t
+child_open_exim(int * fdptr, const uschar * purpose)
+{ return child_open_exim_function(fdptr, purpose); }
+
+static inline pid_t
+child_open_exim2(int * fdptr, uschar * sender,
+ uschar * sender_auth, const uschar * purpose)
+{ return child_open_exim2_function(fdptr, sender, sender_auth, purpose); }
+
+static inline pid_t
+child_open(uschar **argv, uschar **envp, int newumask, int *infdptr,
+ int *outfdptr, BOOL make_leader, const uschar * purpose)
+{ return child_open_function(argv, envp, newumask, infdptr,
+ outfdptr, make_leader, purpose);
+}
+
+# endif /* !COMPILE_UTILITY */
+
+/******************************************************************************/
+#endif /* !MACRO_PREDEF */
+
+#endif /* _FUNCTIONS_H_ */
+
/* vi: aw
*/
/* End of functions.h */
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