constification

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

diff --git a/src/src/structs.h b/src/src/structs.h
index 75eba66434064d15c0d1ba9b003f9f69f02a6f60..12d714f28f2147f5af73f2b6bdd2a43b2a79bf61 100644 (file)
--- a/src/src/structs.h
+++ b/src/src/structs.h
@@ -28,10 +28,11 @@ struct router_info;
 /* Structure for remembering macros for the configuration file */
 
 typedef struct macro_item {
-  struct  macro_item *next;
-  BOOL    command_line;
-  uschar *replacement;
-  uschar  name[1];
+  struct   macro_item *next;
+  BOOL     command_line;
+  unsigned namelen;
+  uschar * replacement;
+  uschar   name[1];
 } macro_item;
 
 /* Structure for bit tables for debugging and logging */
@@ -730,11 +731,11 @@ typedef struct search_cache {
 uncompressed, but the data pointer is into the raw data. */
 
 typedef struct {
-  uschar  name[DNS_MAXNAME];      /* domain name */
-  int     type;                   /* record type */
-  unsigned short ttl;            /* time-to-live, seconds */
-  int     size;                   /* size of data */
-  uschar *data;                   /* pointer to data */
+  uschar        name[DNS_MAXNAME];      /* domain name */
+  int           type;                   /* record type */
+  unsigned short ttl;                  /* time-to-live, seconds */
+  int           size;                   /* size of data */
+  const uschar *data;                   /* pointer to data */
 } dns_record;
 
 /* Structure for holding the result of a DNS query. */
@@ -748,9 +749,9 @@ typedef struct {
 block. */
 
 typedef struct {
-  int     rrcount;                /* count of RRs in the answer */
-  uschar *aptr;                   /* pointer in the answer while scanning */
-  dns_record srr;                 /* data from current record in scan */
+  int            rrcount;         /* count of RRs in the answer */
+  const uschar *aptr;             /* pointer in the answer while scanning */
+  dns_record     srr;             /* data from current record in scan */
 } dns_scan;
 
 /* Structure for holding a chain of IP addresses that are extracted from