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-rw-r--r--epan/dissectors/packet-dns.c47
1 files changed, 24 insertions, 23 deletions
diff --git a/epan/dissectors/packet-dns.c b/epan/dissectors/packet-dns.c
index 7f564c6b8a..44ef9aee28 100644
--- a/epan/dissectors/packet-dns.c
+++ b/epan/dissectors/packet-dns.c
@@ -546,7 +546,7 @@ dns_class_name(int class)
*/
int
get_dns_name(tvbuff_t *tvb, int offset, int dns_data_offset,
- char **name)
+ const char **name)
{
int start_offset = offset;
char *np;
@@ -563,8 +563,8 @@ get_dns_name(tvbuff_t *tvb, int offset, int dns_data_offset,
* to put the dissector into a loop. Instead we throw an exception */
maxname=MAXDNAME;
- *name=ep_alloc(maxname);
- np=*name;
+ np=ep_alloc(maxname);
+ *name=np;
maxname--; /* reserve space for the trailing '\0' */
for (;;) {
@@ -714,7 +714,7 @@ get_dns_name(tvbuff_t *tvb, int offset, int dns_data_offset,
static int
get_dns_name_type_class(tvbuff_t *tvb, int offset, int dns_data_offset,
- char **name_ret, int *name_len_ret, int *type_ret, int *class_ret)
+ const char **name_ret, int *name_len_ret, int *type_ret, int *class_ret)
{
int len;
int name_len;
@@ -790,7 +790,7 @@ dissect_dns_query(tvbuff_t *tvb, int offset, int dns_data_offset,
column_info *cinfo, proto_tree *dns_tree, gboolean is_mdns)
{
int len;
- char *name;
+ const char *name;
char *name_out;
int name_len;
int type;
@@ -1000,7 +1000,7 @@ dissect_dns_answer(tvbuff_t *tvb, int offset, int dns_data_offset,
gboolean is_mdns)
{
int len;
- char *name;
+ const char *name;
char *name_out;
int name_len;
int type;
@@ -1097,7 +1097,7 @@ dissect_dns_answer(tvbuff_t *tvb, int offset, int dns_data_offset,
case T_NS:
{
- char *ns_name;
+ const char *ns_name;
int ns_name_len;
ns_name_len = get_dns_name(tvb, cur_offset, dns_data_offset, &ns_name);
@@ -1114,7 +1114,7 @@ dissect_dns_answer(tvbuff_t *tvb, int offset, int dns_data_offset,
case T_CNAME:
{
- char *cname;
+ const char *cname;
int cname_len;
cname_len = get_dns_name(tvb, cur_offset, dns_data_offset, &cname);
@@ -1131,9 +1131,9 @@ dissect_dns_answer(tvbuff_t *tvb, int offset, int dns_data_offset,
case T_SOA:
{
- char *mname;
+ const char *mname;
int mname_len;
- char *rname;
+ const char *rname;
int rname_len;
guint32 serial;
guint32 refresh;
@@ -1186,7 +1186,7 @@ dissect_dns_answer(tvbuff_t *tvb, int offset, int dns_data_offset,
case T_PTR:
{
- char *pname;
+ const char *pname;
int pname_len;
pname_len = get_dns_name(tvb, cur_offset, dns_data_offset, &pname);
@@ -1318,7 +1318,7 @@ dissect_dns_answer(tvbuff_t *tvb, int offset, int dns_data_offset,
case T_MX:
{
guint16 preference = 0;
- char *mx_name;
+ const char *mx_name;
int mx_name_len;
preference = tvb_get_ntohs(tvb, cur_offset);
@@ -1361,7 +1361,7 @@ dissect_dns_answer(tvbuff_t *tvb, int offset, int dns_data_offset,
int rr_len = data_len;
guint16 type_covered;
nstime_t nstime;
- char *signer_name;
+ const char *signer_name;
int signer_name_len;
if (dns_tree != NULL) {
@@ -1523,7 +1523,7 @@ dissect_dns_answer(tvbuff_t *tvb, int offset, int dns_data_offset,
int rr_len = data_len;
guint8 gw_type, algo;
const guint8 *addr;
- char *gw;
+ const char *gw;
int gw_name_len;
static const value_string gw_algo[] = {
{ 1, "DSA" },
@@ -1616,7 +1616,7 @@ dissect_dns_answer(tvbuff_t *tvb, int offset, int dns_data_offset,
unsigned short pre_len;
unsigned short suf_len;
unsigned short suf_octet_count;
- char *pname;
+ const char *pname;
int pname_len;
int a6_offset;
int suf_offset;
@@ -1675,7 +1675,7 @@ dissect_dns_answer(tvbuff_t *tvb, int offset, int dns_data_offset,
case T_DNAME:
{
- char *dname;
+ const char *dname;
int dname_len;
dname_len = get_dns_name(tvb, cur_offset, dns_data_offset,
@@ -1733,7 +1733,7 @@ dissect_dns_answer(tvbuff_t *tvb, int offset, int dns_data_offset,
case T_NSEC:
{
int rr_len = data_len;
- char *next_domain_name;
+ const char *next_domain_name;
int next_domain_name_len;
int rr_type;
guint8 bits;
@@ -1781,7 +1781,7 @@ dissect_dns_answer(tvbuff_t *tvb, int offset, int dns_data_offset,
case T_NXT:
{
int rr_len = data_len;
- char *next_domain_name;
+ const char *next_domain_name;
int next_domain_name_len;
int rr_type;
guint8 bits;
@@ -1822,7 +1822,7 @@ dissect_dns_answer(tvbuff_t *tvb, int offset, int dns_data_offset,
case T_KX:
{
guint16 preference = 0;
- char *kx_name;
+ const char *kx_name;
int kx_name_len;
preference = tvb_get_ntohs(tvb, cur_offset);
@@ -1931,7 +1931,7 @@ dissect_dns_answer(tvbuff_t *tvb, int offset, int dns_data_offset,
case T_TKEY:
{
- char *tkey_algname;
+ const char *tkey_algname;
int tkey_algname_len;
guint16 tkey_mode, tkey_error, tkey_keylen, tkey_otherlen;
int rr_len = data_len;
@@ -2067,7 +2067,8 @@ dissect_dns_answer(tvbuff_t *tvb, int offset, int dns_data_offset,
{
guint16 tsig_error, tsig_timehi, tsig_siglen, tsig_otherlen;
guint32 tsig_timelo;
- char *tsig_raw_algname, *tsig_algname;
+ const char *tsig_raw_algname;
+ char *tsig_algname;
int tsig_algname_len;
nstime_t nstime;
int rr_len = data_len;
@@ -2228,7 +2229,7 @@ dissect_dns_answer(tvbuff_t *tvb, int offset, int dns_data_offset,
guint32 local_flag;
guint32 lookup_timeout;
guint32 cache_timeout;
- char *dname;
+ const char *dname;
int dname_len;
if (rr_len < 4)
@@ -2278,7 +2279,7 @@ dissect_dns_answer(tvbuff_t *tvb, int offset, int dns_data_offset,
guint16 priority = 0;
guint16 weight = 0;
guint16 port = 0;
- char *target;
+ const char *target;
int target_len;
priority = tvb_get_ntohs(tvb, cur_offset);
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-23 10:21:54 +0000