taint-enforce DB filenames

[users/jgh/exim.git] / src / src / functions.h

diff --git a/src/src/functions.h b/src/src/functions.h
index eca8e798d6b4b23169defe55aaca2b09b0130d4e..d5df987966220dda2f1e30d6ee98f3dafbe51a4f 100644 (file)
--- a/src/src/functions.h
+++ b/src/src/functions.h
@@ -55,6 +55,7 @@ extern BOOL    tls_client_start(client_conn_ctx *, smtp_connect_args *,
 extern void    tls_close(void *, int);
 extern BOOL    tls_could_read(void);
 extern void    tls_daemon_init(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);
@@ -136,6 +137,7 @@ 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 *);
@@ -175,8 +177,8 @@ extern void    debug_print_tree(tree_node *);
 extern void    debug_vprintf(int, const char *, va_list);
 extern void    decode_bits(unsigned int *, size_t, int *,
                   uschar *, bit_table *, int, uschar *, int);
+extern void    delete_pid_file(void);
 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);
@@ -197,7 +199,7 @@ extern BOOL    dkim_transport_write_message(transport_ctx *,
 #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 *);
@@ -446,6 +448,7 @@ 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 *,
@@ -540,6 +543,7 @@ 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
@@ -902,9 +906,18 @@ return string_sprintf("%s/%s/%s/%s/%s%s",
 
 static inline uschar *
 spool_fname(const uschar * purpose, const uschar * subdir, const uschar * fname,
-               const uschar * suffix)
+       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
@@ -918,7 +931,7 @@ subdir_str[1] = '\0';
 
 /******************************************************************************/
 static inline void
-timesince(struct timeval * diff, struct timeval * then)
+timesince(struct timeval * diff, const struct timeval * then)
 {
 gettimeofday(diff, NULL);
 diff->tv_sec -= then->tv_sec;
@@ -930,7 +943,7 @@ if ((diff->tv_usec -= then->tv_usec) < 0)
 }
 
 static inline uschar *
-string_timediff(struct timeval * diff)
+string_timediff(const struct timeval * diff)
 {
 static uschar buf[sizeof("0.000s")];
 
@@ -943,7 +956,7 @@ return buf;
 
 
 static inline uschar *
-string_timesince(struct timeval * then)
+string_timesince(const struct timeval * then)
 {
 struct timeval diff;
 timesince(&diff, then);
@@ -951,7 +964,7 @@ return string_timediff(&diff);
 }
 
 static inline void
-report_time_since(struct timeval * t0, uschar * where)
+report_time_since(const struct timeval * t0, const uschar * where)
 {
 # ifdef MEASURE_TIMING
 struct timeval diff;