X-Git-Url: https://git.exim.org/exim.git/blobdiff_plain/18eacc1185bea956bd9c793ab34e582c08941799..HEAD:/src/src/functions.h

diff --git a/src/src/functions.h b/src/src/functions.h
index 4222c623a..08fa24f3d 100644
--- a/src/src/functions.h
+++ b/src/src/functions.h
@@ -100,10 +100,10 @@ extern int     tlsa_lookup(const host_item *, dns_answer *, BOOL);
 /* Everything else... */
 
 extern acl_block *acl_read(uschar *(*)(void), uschar **);
-extern int     acl_check(int, uschar *, uschar *, uschar **, uschar **);
+extern int     acl_check(int, const uschar *, uschar *, uschar **, uschar **);
 extern uschar *acl_current_verb(void);
 extern int     acl_eval(int, uschar *, uschar **, uschar **);
-extern uschar *acl_standalone_setvar(const uschar *);
+extern uschar *acl_standalone_setvar(const uschar *, BOOL);
 
 extern tree_node *acl_var_create(uschar *);
 extern void    acl_var_write(uschar *, uschar *, void *);
@@ -216,9 +216,9 @@ extern void    decode_bits(unsigned int *, size_t, int *,
 	           const 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 address_item *deliver_make_addr(const uschar *, BOOL);
 extern void    delivery_log(int, address_item *, int, uschar *);
-extern int     deliver_message(uschar *, BOOL, BOOL);
+extern int     deliver_message(const uschar *, BOOL, BOOL);
 extern void    deliver_msglog(const char *, ...) PRINTF_FUNCTION(1,2);
 extern void    deliver_set_expansions(address_item *);
 extern int     deliver_split_address(address_item *);
@@ -253,7 +253,7 @@ extern BOOL    dscp_lookup(const uschar *, int, int *, int *, int *);
 extern void    enq_end(uschar *);
 extern BOOL    enq_start(uschar *, unsigned);
 #ifndef DISABLE_EVENT
-extern uschar *event_raise(uschar *, const uschar *, uschar *, int *);
+extern uschar *event_raise(const uschar *, const uschar *, const uschar *, int *);
 extern void    msg_event_raise(const uschar *, const address_item *);
 #endif
 
@@ -284,7 +284,7 @@ extern BOOL    fd_ready(int, time_t);
 
 extern int     filter_interpret(const uschar *, int, address_item **, uschar **);
 extern BOOL    filter_personal(string_item *, BOOL);
-extern BOOL    filter_runtest(int, uschar *, BOOL, BOOL);
+extern BOOL    filter_runtest(int, const uschar *, BOOL, BOOL);
 extern BOOL    filter_system_interpret(address_item **, uschar **);
 
 extern uschar * fn_hdrs_added(void);
@@ -311,7 +311,7 @@ extern BOOL    host_is_tls_on_connect_port(int);
 extern int     host_item_get_port(host_item *);
 extern void    host_mask(int, int *, int);
 extern int     host_name_lookup(void);
-extern int     host_nmtoa(int, int *, int, uschar *, int);
+extern int     host_nmtoa(int, const int *, int, uschar *, int);
 extern uschar *host_ntoa(int, const void *, uschar *, int *);
 extern int     host_scan_for_local_hosts(host_item *, host_item **, BOOL *);
 
@@ -335,7 +335,7 @@ extern int     ip_streamsocket(const uschar *, uschar **, int, host_item *);
 
 extern int     ipv6_nmtoa(int *, uschar *);
 
-extern uschar *local_part_quote(uschar *);
+extern const uschar *local_part_quote(const uschar *);
 extern int     log_open_as_exim(const uschar * const);
 extern void    log_close_all(void);
 
@@ -345,7 +345,7 @@ extern uschar *macros_expand(int, int *, BOOL *);
 extern void    mainlog_close(void);
 #ifdef WITH_CONTENT_SCAN
 extern int     malware(const uschar *, BOOL, int);
-extern int     malware_in_file(uschar *);
+extern int     malware_in_file(const uschar *);
 extern void    malware_init(void);
 extern gstring * malware_show_supported(gstring *);
 #endif
@@ -375,11 +375,11 @@ extern ssize_t mime_decode_base64(FILE *, FILE *, uschar *);
 extern int     mime_regex(const uschar **, BOOL);
 extern void    mime_set_anomaly(int);
 #endif
-extern uschar *moan_check_errorcopy(uschar *);
+extern uschar *moan_check_errorcopy(const uschar *);
 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,
+extern BOOL    moan_send_message(const 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);
@@ -408,15 +408,15 @@ extern BOOL	proxy_protocol_host(void);
 extern void	proxy_protocol_setup(void);
 #endif
 
-extern BOOL    queue_action(uschar *, int, uschar **, int, int);
+extern BOOL    queue_action(const uschar *, int, const 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_list(int, const uschar **, int);
 #ifndef DISABLE_QUEUE_RAMP
 extern void    queue_notify_daemon(const uschar * hostname);
 #endif
-extern void    queue_run(qrunner *, uschar *, uschar *, BOOL);
+extern void    queue_run(qrunner *, const uschar *, const uschar *, BOOL);
 
 extern int     random_number(int);
 extern const uschar *rc_to_string(int);
@@ -427,10 +427,10 @@ extern int     rda_is_filter(const uschar *);
 extern BOOL    readconf_depends(driver_instance *, uschar *);
 extern void    readconf_driver_init(uschar *, driver_instance **,
                  driver_info *, int, void *, int, optionlist *, int);
-extern uschar *readconf_find_option(void *);
+extern const uschar *readconf_find_option(void *);
 extern void    readconf_main(BOOL);
 extern void    readconf_options_from_list(optionlist *, unsigned, const uschar *, uschar *);
-extern BOOL    readconf_print(const uschar *, uschar *, BOOL);
+extern BOOL    readconf_print(const uschar *, const uschar *, BOOL);
 extern uschar *readconf_printtime(int);
 extern const uschar *readconf_readname(uschar *, int, const uschar *);
 extern int     readconf_readtime(const uschar *, int, BOOL);
@@ -440,7 +440,7 @@ extern void    readconf_save_config(const uschar *);
 extern void    read_message_body(BOOL);
 extern void    receive_bomb_out(uschar *, uschar *) NORETURN;
 extern BOOL    receive_check_fs(int);
-extern BOOL    receive_check_set_sender(uschar *);
+extern BOOL    receive_check_set_sender(const uschar *);
 extern BOOL    receive_msg(BOOL);
 extern int_eximarith_t receive_statvfs(BOOL, int *);
 extern void    receive_swallow_smtp(void);
@@ -454,11 +454,14 @@ extern BOOL    regex_match_and_setup(const pcre2_code *, const uschar *, int, in
 extern const pcre2_code *regex_compile(const uschar *, mcs_flags, uschar **,
 		pcre2_compile_context *);
 extern const pcre2_code *regex_must_compile(const uschar *, mcs_flags, BOOL);
-extern void    retry_add_item(address_item *, uschar *, int);
+
+extern void    retry_add_item(address_item *, const uschar *, int);
 extern BOOL    retry_check_address(const uschar *, host_item *, uschar *, BOOL,
-                 uschar **, uschar **);
+                 const uschar **, const uschar **);
 extern retry_config *retry_find_config(const uschar *, const uschar *, int, int);
-extern BOOL    retry_ultimate_address_timeout(uschar *, const uschar *,
+extern const uschar *retry_host_key_build(const host_item *, BOOL,
+		  const uschar *);
+extern BOOL    retry_ultimate_address_timeout(const uschar *, const uschar *,
                  dbdata_retry *, time_t);
 extern void    retry_update(address_item **, address_item **, address_item **);
 extern const uschar *rewrite_address(const uschar *, BOOL, BOOL, rewrite_rule *, int);
@@ -503,7 +506,7 @@ extern int     sieve_interpret(const uschar *, int, const uschar *,
 		 const uschar *, const uschar *, const uschar *,
 		 address_item **, uschar **);
 extern void    sigalrm_handler(int);
-extern void    single_queue_run(qrunner *, uschar *, uschar *);
+extern void    single_queue_run(qrunner *, const uschar *, const uschar *);
 extern int     smtp_boundsock(smtp_connect_args *);
 extern void    smtp_closedown(uschar *);
 extern void    smtp_command_timeout_exit(void) NORETURN;
@@ -544,12 +547,12 @@ extern int     spam(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 int     spool_open_datafile(uschar *);
+extern BOOL    spool_move_message(const uschar *, const uschar *, const uschar *, const uschar *);
+extern int     spool_open_datafile(const 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     spool_write_header(const uschar *, int, uschar **);
 extern int     stdin_getc(unsigned);
 extern int     stdin_feof(void);
 extern int     stdin_ferror(void);
@@ -567,7 +570,6 @@ extern gstring *string_append_listele_n(gstring *, uschar, const uschar *, unsig
 extern gstring *string_append2_listele_n(gstring *, const uschar *, const uschar *, unsigned) WARN_UNUSED_RESULT;
 extern uschar *string_base62_32(unsigned long int);
 extern uschar *string_base62_64(unsigned long 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 *);
@@ -576,6 +578,7 @@ extern uschar *string_dequote(const uschar **);
 extern uschar *string_format_size(int, uschar *);
 extern int     string_interpret_escape(const uschar **);
 extern int     string_is_ip_address(const uschar *, int *);
+extern int     string_is_ip_addressX(const uschar *, int *, const uschar **);
 #ifdef SUPPORT_I18N
 extern BOOL    string_is_utf8(const uschar *);
 #endif
@@ -631,11 +634,11 @@ extern void    transport_do_pass_socket(const uschar *, const uschar *,
 		 const uschar *, uschar *, int);
 extern void    transport_init(void);
 extern BOOL    transport_pass_socket(const uschar *, const uschar *, const uschar *, uschar *, int
-#ifdef EXPERIMENTAL_ESMTP_LIMITS
+#ifndef DISABLE_ESMTP_LIMITS
 			, unsigned, unsigned, unsigned
 #endif
 			);
-extern uschar *transport_rcpt_address(address_item *, BOOL);
+extern const uschar *transport_rcpt_address(address_item *, BOOL);
 extern BOOL    transport_set_up_command(const uschar ***, const uschar *,
 		 unsigned, int, address_item *, const uschar *, uschar **);
 extern void    transport_update_waiting(host_item *, uschar *);
@@ -643,7 +646,7 @@ 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(transport_ctx *,
-                 BOOL (*)(transport_ctx *, uschar *, int));
+                 BOOL (*)(transport_ctx *, const 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 *);
@@ -678,7 +681,7 @@ 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 address_item *verify_checked_sender(const uschar *);
 extern void    verify_get_ident(int);
 extern void    verify_quota(uschar *);
 extern int     verify_quota_call(const uschar *, int, int, uschar **);
@@ -686,7 +689,7 @@ 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 BOOL    write_chunk(transport_ctx *, const uschar *, int);
 extern ssize_t write_to_fd_buf(int, const uschar *, size_t);
 extern uschar *wrap_header(const uschar *, unsigned, unsigned, const uschar *, unsigned);
 
@@ -759,13 +762,19 @@ return US strncpy(CS dst, CCS src, n);
 
 
 /* Advance the string pointer given over any whitespace.
-Return the next char as there's enought places using it to be useful. */
+Return the next char as there's enough 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; }
 
+/* Ditto, non-whitespace */
+
+#define Uskip_nonwhite(sp) skip_nonwhite(CUSS sp)
+static inline uschar skip_nonwhite(const uschar ** sp)
+{ while (**sp && !isspace(**sp)) (*sp)++; return **sp; }
+
 
 /******************************************************************************/
 
@@ -1043,6 +1052,18 @@ if (g) store_release_above_3(g->s + (g->size = g->ptr + 1), file, line);
 }
 
 
+/* plain string append to a growable-string */
+
+static inline gstring * string_cat(gstring * g, const uschar * s)
+ WARN_UNUSED_RESULT;
+
+static inline gstring *
+string_cat(gstring * g, const uschar * s)
+{
+return string_catn(g, s, Ustrlen(s));
+}
+
+
 /* sprintf-append to a growable-string */
 
 #define string_fmt_append(g, fmt, ...) \
@@ -1078,6 +1099,7 @@ g->s = s;
 }
 
 /* Append one gstring to another */
+
 static inline gstring *
 gstring_append(gstring * dest, gstring * item)
 {
@@ -1109,6 +1131,22 @@ store_free_dns_answer_trc(dns_answer * dnsa, const uschar * func, unsigned line)
 store_free_3(dnsa, CCS func, line);
 }
 
+
+/* Check for an RR being large enough.  Return TRUE iff bad. */
+static inline BOOL
+rr_bad_size(const dns_record * rr, size_t minbytes)
+{
+return rr->size < minbytes;
+}
+
+/* Check for an RR having further data beyond a given pointer.
+Return TRUE iff bad. */
+static inline BOOL
+rr_bad_increment(const dns_record * rr, const uschar * ptr, size_t minbytes)
+{
+return rr_bad_size(rr, ptr - rr->data + minbytes);
+}
+
 /******************************************************************************/
 /* Routines with knowledge of spool layout */
 
@@ -1127,7 +1165,7 @@ return string_sprintf("%s/%s/%s/%s",
 # endif
 
 static inline uschar *
-spool_q_sname(const uschar * purpose, const uschar * q, uschar * subdir)
+spool_q_sname(const uschar * purpose, const uschar * q, const uschar * subdir)
 {
 return string_sprintf("%s%s%s%s%s",
 		    q, *q ? "/" : "",
@@ -1136,7 +1174,7 @@ return string_sprintf("%s%s%s%s%s",
 }
 
 static inline uschar *
-spool_sname(const uschar * purpose, uschar * subdir)
+spool_sname(const uschar * purpose, const uschar * subdir)
 {
 return spool_q_sname(purpose, queue_name, subdir);
 }
@@ -1383,6 +1421,11 @@ HDEBUG(D_transport|D_acl|D_v) debug_printf_indent("  SMTP%c> %s\n",
     client_cmd_log = string_catn(client_cmd_log, US"|", 1); 
     (void) string_from_gstring(client_cmd_log);
     }
+  else if (mode == SCMD_MORE)
+    {
+    client_cmd_log = string_catn(client_cmd_log, US"+", 1);
+    (void) string_from_gstring(client_cmd_log);
+    }
   store_pool = old_pool;
   }
 #  endif