Const-ification

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

diff --git a/src/src/functions.h b/src/src/functions.h
index 2074bb2f1b0620be178d1112337892f5ef643a11..f7d5449bd1490f1663fb9aad2e5d044e55d2c01d 100644 (file)
--- a/src/src/functions.h
+++ b/src/src/functions.h
@@ -146,10 +146,10 @@ extern BOOL    dkim_transport_write_message(address_item *, int, int,
 extern dns_address *dns_address_from_rr(dns_answer *, dns_record *);
 extern void    dns_build_reverse(uschar *, uschar *);
 extern void    dns_init(BOOL, BOOL, BOOL);
-extern int     dns_basic_lookup(dns_answer *, uschar *, int);
-extern BOOL    dns_is_secure(dns_answer *);
-extern int     dns_lookup(dns_answer *, uschar *, int, uschar **);
-extern int     dns_special_lookup(dns_answer *, uschar *, int, uschar **);
+extern int     dns_basic_lookup(dns_answer *, const uschar *, int);
+extern BOOL    dns_is_secure(const dns_answer *);
+extern int     dns_lookup(dns_answer *, const uschar *, int, uschar **);
+extern int     dns_special_lookup(dns_answer *, const uschar *, int, uschar **);
 extern dns_record *dns_next_rr(dns_answer *, dns_scan *, int);
 extern uschar *dns_text_type(int);
 extern void    dscp_list_to_stream(FILE *);
@@ -225,7 +225,7 @@ extern int     match_address_list(uschar *, BOOL, BOOL, uschar **,
 extern int     match_check_list(uschar **, int, tree_node **, unsigned int **,
                  int(*)(void *, uschar *, uschar **, uschar **), void *, int,
                  const uschar *, uschar **);
-extern int     match_isinlist(uschar *, uschar **, int, tree_node **,
+extern int     match_isinlist(const uschar *, uschar **, int, tree_node **,
                  unsigned int *, int, BOOL, uschar **);
 extern int     match_check_string(uschar *, uschar *, int, BOOL, BOOL, BOOL,
                  uschar **);
@@ -302,7 +302,7 @@ extern void    receive_swallow_smtp(void);
 #ifdef WITH_CONTENT_SCAN
 extern int     regex(uschar **);
 #endif
-extern BOOL    regex_match_and_setup(const pcre *, uschar *, int, int);
+extern BOOL    regex_match_and_setup(const pcre *, const uschar *, int, int);
 extern const pcre *regex_must_compile(uschar *, BOOL, BOOL);
 extern void    retry_add_item(address_item *, uschar *, int);
 extern BOOL    retry_check_address(uschar *, host_item *, uschar *, BOOL,
@@ -392,7 +392,7 @@ extern uschar *string_base62(unsigned long int);
 extern uschar *string_cat(uschar *, int *, int *, const uschar *, int);
 extern uschar *string_copy_dnsdomain(uschar *);
 extern uschar *string_copy_malloc(uschar *);
-extern uschar *string_copylc(uschar *);
+extern uschar *string_copylc(const uschar *);
 extern uschar *string_copynlc(uschar *, int);
 extern uschar *string_dequote(uschar **);
 extern BOOL    string_format(uschar *, int, const char *, ...) ALMOST_PRINTF(3,4);