Try to fix clang tvb_memeql-warnings

26 files changed, 69 insertions, 69 deletions

diff --git a/epan/dissectors/asn1/ldap/ldap.cnf b/epan/dissectors/asn1/ldap/ldap.cnf
index bd6ea73e35..070132ea36 100644
--- a/epan/dissectors/asn1/ldap/ldap.cnf
+++ b/epan/dissectors/asn1/ldap/ldap.cnf
@@ -276,7 +276,7 @@ ldap_conv_info_t *ldap_info;
        * NTLMSSP blob
        */
       if ( (tvb_reported_length(parameter_tvb)>=7)
-        &&   (!tvb_memeql(parameter_tvb, 0, "NTLMSSP", 7))){
+        &&   (!tvb_memeql(parameter_tvb, 0, (const guint8*)"NTLMSSP", 7))){
         call_dissector(ntlmssp_handle, parameter_tvb, actx->pinfo, tree);
         break;
       }
@@ -700,7 +700,7 @@ ldap_conv_info_t *ldap_info;
 
   if(  new_tvb
   &&  (tvb_reported_length(new_tvb)>=7)
-  &&  (!tvb_memeql(new_tvb, 0, "NTLMSSP", 7))){
+  &&  (!tvb_memeql(new_tvb, 0, (const guint8*)"NTLMSSP", 7))){
 
     /* make sure the protocol op comes first */
     ldap_do_protocolop(actx->pinfo);
diff --git a/epan/dissectors/packet-amqp.c b/epan/dissectors/packet-amqp.c
index f31909e0a6..d141acabb3 100644
--- a/epan/dissectors/packet-amqp.c
+++ b/epan/dissectors/packet-amqp.c
@@ -2191,7 +2191,7 @@ check_amqp_version(tvbuff_t *tvb, amqp_conv *conn)
     if ((conn->version != 0) && (tvb_get_guint8(tvb, 0) != 'A'))
         return;
 
-    if (tvb_memeql(tvb, 0, "AMQP", 4) == 0) {
+    if (tvb_memeql(tvb, 0, (const guint8*)"AMQP", 4) == 0) {
         /* AMQP 0-* has protocol major/minor in 6th/7th byte, while AMQP 1.0
          * has it in 5th/6th byte (7th is revision)
          */
@@ -2250,7 +2250,7 @@ get_amqp_1_0_message_len(packet_info *pinfo _U_, tvbuff_t *tvb,
                          int offset, void *data _U_)
 {
     /*  Heuristic - protocol initialisation frame starts with 'AMQP'  */
-    if (tvb_memeql(tvb, offset, "AMQP", 4) == 0)
+    if (tvb_memeql(tvb, offset, (const guint8*)"AMQP", 4) == 0)
         return 8;
     return (guint) tvb_get_ntohl(tvb, offset);
 }
@@ -2260,7 +2260,7 @@ get_amqp_0_10_message_len(packet_info *pinfo _U_, tvbuff_t *tvb,
                           int offset, void *data _U_)
 {
     /*  Heuristic - protocol initialisation frame starts with 'AMQP'  */
-    if (tvb_memeql(tvb, offset, "AMQP", 4) == 0)
+    if (tvb_memeql(tvb, offset, (const guint8*)"AMQP", 4) == 0)
         return 8;
 
     return (guint) tvb_get_ntohs(tvb, offset + 2); /*  Max *frame* length = 65K; */
@@ -2273,7 +2273,7 @@ get_amqp_0_9_message_len(packet_info *pinfo _U_, tvbuff_t *tvb,
     guint32 length;
 
     /*  Heuristic - protocol initialisation frame starts with 'AMQP'  */
-    if (tvb_memeql(tvb, offset, "AMQP", 4) == 0)
+    if (tvb_memeql(tvb, offset, (const guint8*)"AMQP", 4) == 0)
         return 8;
 
     /*
@@ -6513,7 +6513,7 @@ dissect_amqp_1_0_frame(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void
         dissect_amqp_1_0_SASL_frame(next_tvb, amqp_tree, pinfo);
         break;
     case AMQP_1_0_TLS_FRAME:
-        /* should not occur, this is handled in '(tvb_memeql(tvb, 0, "AMQP", 4) == 0)' test above */
+        /* should not occur, this is handled in '(tvb_memeql(tvb, 0, (const guint8*)"AMQP", 4) == 0)' test above */
         break;
     default:
         expert_add_info_format(pinfo, amqp_tree, &ei_amqp_unknown_frame_type, "Unknown frame type %d", frame_type);
@@ -6534,7 +6534,7 @@ dissect_amqp_0_10_frame(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, voi
     tvbuff_t   *next_tvb;
 
     /*  Heuristic - protocol initialisation frame starts with 'AMQP'  */
-    if (tvb_memeql(tvb, 0, "AMQP", 4) == 0) {
+    if (tvb_memeql(tvb, 0, (const guint8*)"AMQP", 4) == 0) {
         guint8         proto_major;
         guint8         proto_minor;
 
@@ -9058,7 +9058,7 @@ dissect_amqp_0_9_frame(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void
     guint16        channel_num, class_id, method_id;
 
     /*  Heuristic - protocol initialisation frame starts with 'AMQP'  */
-    if (tvb_memeql(tvb, 0, "AMQP", 4) == 0) {
+    if (tvb_memeql(tvb, 0, (const guint8*)"AMQP", 4) == 0) {
         guint8         proto_id, proto_major, proto_minor;
 
         proto_id = tvb_get_guint8(tvb, 5);
diff --git a/epan/dissectors/packet-asphodel.c b/epan/dissectors/packet-asphodel.c
index 51bb1d09bc..c208b2ef0b 100644
--- a/epan/dissectors/packet-asphodel.c
+++ b/epan/dissectors/packet-asphodel.c
@@ -556,7 +556,7 @@ dissect_asphodel_heur_udp(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, v
         return FALSE;
     }
 
-    if (tvb_memeql(tvb, 2, "Asphodel", 9) != 0)
+    if (tvb_memeql(tvb, 2, (const guint8*)"Asphodel", 9) != 0)
     {
         return FALSE;
     }
diff --git a/epan/dissectors/packet-bittorrent.c b/epan/dissectors/packet-bittorrent.c
index 3e17997d93..2ae5701740 100644
--- a/epan/dissectors/packet-bittorrent.c
+++ b/epan/dissectors/packet-bittorrent.c
@@ -383,7 +383,7 @@ get_bittorrent_pdu_length(packet_info *pinfo _U_, tvbuff_t *tvb,
    guint32 length;
 
    if (tvb_get_guint8(tvb, offset) == 19 &&
-       tvb_memeql(tvb, offset + 1, "BitTorrent protocol", 19) == 0) {
+       tvb_memeql(tvb, offset + 1, (const guint8*)"BitTorrent protocol", 19) == 0) {
       /* Return the length of a Handshake message */
       return  1 + /* pstrlen */
              19 + /* pstr */
@@ -649,7 +649,7 @@ dissect_bittorrent_welcome (tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
    if(decode_client_information) {
       for(i = 0; peer_id[i].name != NULL; ++i)
       {
-         if(tvb_memeql(tvb, offset, peer_id[i].id, (int)strlen(peer_id[i].id)) == 0) {
+         if(tvb_memeql(tvb, offset, (const guint8*)peer_id[i].id, (int)strlen(peer_id[i].id)) == 0) {
             version = tvb_get_string_enc(pinfo->pool, tvb, offset + (int)strlen(peer_id[i].id),
                                      peer_id[i].ver_len, ENC_ASCII);
             proto_tree_add_string_format(tree, hf_bittorrent_version, tvb, offset, 20, version, "Client is %s v%s",
@@ -675,7 +675,7 @@ int dissect_bittorrent_tcp_pdu (tvbuff_t *tvb, packet_info *pinfo, proto_tree *t
    tree = proto_item_add_subtree(ti, ett_bittorrent);
 
    if (tvb_get_guint8(tvb, 0) == 19 &&
-       tvb_memeql(tvb, 1, "BitTorrent protocol", 19) == 0) {
+       tvb_memeql(tvb, 1, (const guint8*)"BitTorrent protocol", 19) == 0) {
       dissect_bittorrent_welcome(tvb, pinfo, tree);
    } else {
       dissect_bittorrent_message(tvb, pinfo, tree);
@@ -711,7 +711,7 @@ gboolean test_bittorrent_packet (tvbuff_t *tvb, packet_info *pinfo,
 
    if (tvb_captured_length(tvb) >= 20 &&
        tvb_get_guint8(tvb, 0) == 19 &&
-       tvb_memeql(tvb, 1, "BitTorrent protocol", 19) == 0) {
+       tvb_memeql(tvb, 1, (const guint8*)"BitTorrent protocol", 19) == 0) {
       conversation = find_or_create_conversation(pinfo);
       conversation_set_dissector(conversation, dissector_handle);
 
diff --git a/epan/dissectors/packet-bt-dht.c b/epan/dissectors/packet-bt-dht.c
index e63b040199..90102ff0b5 100644
--- a/epan/dissectors/packet-bt-dht.c
+++ b/epan/dissectors/packet-bt-dht.c
@@ -567,13 +567,13 @@ test_bt_dht(packet_info *pinfo _U_, tvbuff_t *tvb, int offset, void *data _U_)
   if (tvb_captured_length_remaining(tvb, offset) < DHT_MIN_LEN)
     return FALSE;
 
-  if (tvb_memeql(tvb, offset, "d1:ad", 5) == 0) {
+  if (tvb_memeql(tvb, offset, (const guint8*)"d1:ad", 5) == 0) {
     return TRUE;
-  } else if (tvb_memeql(tvb, offset, "d1:rd", 5) == 0) {
+  } else if (tvb_memeql(tvb, offset, (const guint8*)"d1:rd", 5) == 0) {
     return TRUE;
-  } else if (tvb_memeql(tvb, offset, "d2:ip", 5) == 0) {
+  } else if (tvb_memeql(tvb, offset, (const guint8*)"d2:ip", 5) == 0) {
     return TRUE;
-  } else if (tvb_memeql(tvb, offset, "d1:el", 5) == 0) {
+  } else if (tvb_memeql(tvb, offset, (const guint8*)"d1:el", 5) == 0) {
     return TRUE;
   }
 
diff --git a/epan/dissectors/packet-dvb-eit.c b/epan/dissectors/packet-dvb-eit.c
index 244dd68a7b..ae53e9cd53 100644
--- a/epan/dissectors/packet-dvb-eit.c
+++ b/epan/dissectors/packet-dvb-eit.c
@@ -139,7 +139,7 @@ dissect_dvb_eit(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void* data
         proto_tree_add_item(dvb_eit_event_tree, hf_dvb_eit_event_id, tvb, offset, 2, ENC_BIG_ENDIAN);
         offset += 2;
 
-        if (tvb_memeql(tvb, offset, "\xFF\xFF\xFF\xFF\xFF", 5)) {
+        if (tvb_memeql(tvb, offset, (const guint8*)"\xFF\xFF\xFF\xFF\xFF", 5)) {
             if (packet_mpeg_sect_mjd_to_utc_time(tvb, offset, &start_time) < 0) {
                 proto_tree_add_time_format(dvb_eit_event_tree, hf_dvb_eit_start_time, tvb, offset, 5,
                                     &start_time, "Unparseable time");
diff --git a/epan/dissectors/packet-fcoe.c b/epan/dissectors/packet-fcoe.c
index 52721697e7..0b4c9cac07 100644
--- a/epan/dissectors/packet-fcoe.c
+++ b/epan/dissectors/packet-fcoe.c
@@ -109,7 +109,7 @@ fcoe_get_eof(tvbuff_t *tvb, gint eof_offset)
     }
 
     padding_remaining = MIN(tvb_captured_length_remaining(tvb, eof_offset+1),3);
-    if (tvb_memeql(tvb, eof_offset+1, "\x00\x00\x00", padding_remaining)) {
+    if (tvb_memeql(tvb, eof_offset+1, (const guint8*)"\x00\x00\x00", padding_remaining)) {
         return NULL;
     }
 
diff --git a/epan/dissectors/packet-finger.c b/epan/dissectors/packet-finger.c
index 6c894a0e07..e4ae32ca4c 100644
--- a/epan/dissectors/packet-finger.c
+++ b/epan/dissectors/packet-finger.c
@@ -71,7 +71,7 @@ dissect_finger(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree,
     if (!PINFO_FD_VISITED(pinfo)) {
         if (pinfo->can_desegment) {
             if (is_query) {
-                if ((len < 2) || (tvb_memeql(tvb, len - 2, "\r\n", 2))) {
+                if ((len < 2) || (tvb_memeql(tvb, len - 2, (const guint8*)"\r\n", 2))) {
                     pinfo->desegment_len = DESEGMENT_ONE_MORE_SEGMENT;
                     pinfo->desegment_offset = 0;
                     return -1;
@@ -112,7 +112,7 @@ dissect_finger(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree,
 
     if (is_query) {
         expert_ti = proto_tree_add_item(finger_tree, hf_finger_query, tvb, 0, -1, ENC_ASCII);
-        if ((len < 2) || (tvb_memeql(tvb, len - 2, "\r\n", 2))) {
+        if ((len < 2) || (tvb_memeql(tvb, len - 2, (const guint8*)"\r\n", 2))) {
             /*
              * From RFC742, Send a single "command line", ending with <CRLF>.
              */
diff --git a/epan/dissectors/packet-gearman.c b/epan/dissectors/packet-gearman.c
index 6c8b8715ce..5975468e61 100644
--- a/epan/dissectors/packet-gearman.c
+++ b/epan/dissectors/packet-gearman.c
@@ -68,8 +68,8 @@ static gboolean gearman_desegment  = TRUE;
 
 static const int GEARMAN_COMMAND_HEADER_SIZE = 12;
 static const int GEARMAN_PORT = 4730;
-static const gchar *GEARMAN_MAGIC_CODE_REQUEST = "\0REQ";
-static const gchar *GEARMAN_MAGIC_CODE_RESPONSE = "\0RES";
+static const guchar *GEARMAN_MAGIC_CODE_REQUEST = "\0REQ";
+static const guchar *GEARMAN_MAGIC_CODE_RESPONSE = "\0RES";
 
 static const gchar *GEARMAN_MGR_CMDS[] = {
   "workers",
diff --git a/epan/dissectors/packet-gssapi.c b/epan/dissectors/packet-gssapi.c
index 6622783132..0b2dafd043 100644
--- a/epan/dissectors/packet-gssapi.c
+++ b/epan/dissectors/packet-gssapi.c
@@ -299,7 +299,7 @@ dissect_gssapi_work(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree,
 			}
 			/* Maybe it's new NTLMSSP payload */
 			if ((tvb_captured_length_remaining(gss_tvb, start_offset)>16) &&
-			   ((tvb_memeql(gss_tvb, start_offset, "\x01\x00\x00\x00", 4) == 0))) {
+			   ((tvb_memeql(gss_tvb, start_offset, (const guint8*)"\x01\x00\x00\x00", 4) == 0))) {
 				return_offset = call_dissector(ntlmssp_payload_handle,
 							tvb_new_subset_remaining(gss_tvb, start_offset),
 							pinfo, subtree);
@@ -307,7 +307,7 @@ dissect_gssapi_work(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree,
 				goto done;
 			}
 			if ((tvb_captured_length_remaining(gss_tvb, start_offset)==16) &&
-			   ((tvb_memeql(gss_tvb, start_offset, "\x01\x00\x00\x00", 4) == 0))) {
+			   ((tvb_memeql(gss_tvb, start_offset, (const guint8*)"\x01\x00\x00\x00", 4) == 0))) {
 				if( is_verifier ) {
 					return_offset = call_dissector(ntlmssp_verf_handle,
 									tvb_new_subset_remaining(gss_tvb, start_offset),
@@ -324,8 +324,8 @@ dissect_gssapi_work(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree,
 
 			/* Maybe it's new GSSKRB5 CFX Wrapping */
 			if ((tvb_captured_length_remaining(gss_tvb, start_offset)>2) &&
-			   ((tvb_memeql(gss_tvb, start_offset, "\04\x04", 2) == 0) ||
-			    (tvb_memeql(gss_tvb, start_offset, "\05\x04", 2) == 0))) {
+			   ((tvb_memeql(gss_tvb, start_offset, (const guint8*)"\04\x04", 2) == 0) ||
+			    (tvb_memeql(gss_tvb, start_offset, (const guint8*)"\05\x04", 2) == 0))) {
 				return_offset = call_dissector_with_data(spnego_krb5_wrap_handle,
 							tvb_new_subset_remaining(gss_tvb, start_offset),
 							pinfo, subtree, encrypt_info);
diff --git a/epan/dissectors/packet-hdfs.c b/epan/dissectors/packet-hdfs.c
index 07e9fd3562..70ab71f966 100644
--- a/epan/dissectors/packet-hdfs.c
+++ b/epan/dissectors/packet-hdfs.c
@@ -132,14 +132,14 @@ dissect_params (tvbuff_t *tvb, proto_tree *hdfs_tree, guint offset, int params)
         proto_tree_add_item(hdfs_tree, hf_hdfs_paramtype, tvb, offset, length, ENC_ASCII);
         offset += length;
 
-        if (offset >= length && (!tvb_memeql(tvb, offset - length, "long", length) || !tvb_memeql(tvb, offset - length, "int", length) ||
-                                 !tvb_memeql(tvb, offset - length, "short", length) || !tvb_memeql(tvb, offset - length, "char", length) ||
-                                 !tvb_memeql(tvb, offset - length, "byte", length) || !tvb_memeql(tvb, offset - length, "float", length)
-                                 || !tvb_memeql(tvb, offset - length, "double", length) || !tvb_memeql(tvb, offset - length, "boolean", length))) {
+        if (offset >= length && (!tvb_memeql(tvb, offset - length, (const guint8*)"long", length) || !tvb_memeql(tvb, offset - length, (const guint8*)"int", length) ||
+                                 !tvb_memeql(tvb, offset - length, (const guint8*)"short", length) || !tvb_memeql(tvb, offset - length, (const guint8*)"char", length) ||
+                                 !tvb_memeql(tvb, offset - length, (const guint8*)"byte", length) || !tvb_memeql(tvb, offset - length, (const guint8*)"float", length)
+                                 || !tvb_memeql(tvb, offset - length, (const guint8*)"double", length) || !tvb_memeql(tvb, offset - length, (const guint8*)"boolean", length))) {
 
-            if (!tvb_memeql(tvb, offset - length, "boolean", length)) {
+            if (!tvb_memeql(tvb, offset - length, (const guint8*)"boolean", length)) {
                 length = 1;
-            } else if (!tvb_memeql(tvb, offset - length, "short", length)) {
+            } else if (!tvb_memeql(tvb, offset - length, (const guint8*)"short", length)) {
                 length = 2;
             } else {
                 length = sizeof(type_name);
@@ -159,7 +159,7 @@ dissect_params (tvbuff_t *tvb, proto_tree *hdfs_tree, guint offset, int params)
             proto_tree_add_item(hdfs_tree, hf_hdfs_paramval, tvb, offset, length, ENC_ASCII);
             offset += length;
 
-            if (!tvb_memeql(tvb, offset - length, "org.apache.hadoop.fs.permission.FsPermission", length)) {
+            if (!tvb_memeql(tvb, offset - length, (const guint8*)"org.apache.hadoop.fs.permission.FsPermission", length)) {
                 proto_tree_add_item(hdfs_tree, hf_hdfs_fileperm, tvb, offset, 2, ENC_BIG_ENDIAN);
                 offset += 2;
             }
@@ -544,7 +544,7 @@ dissect_hdfs_message(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void*
                 return offset;
             }
 
-            if (!tvb_memeql(tvb, offset + 2, "long", 4)) {
+            if (!tvb_memeql(tvb, offset + 2, (const guint8*)"long", 4)) {
                 dissect_resp_long (tvb, hdfs_tree,  offset);
 
             } else {
@@ -570,11 +570,11 @@ dissect_hdfs_message(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void*
                 offset += length;
 
                 /* responses about block location info */
-                if (!tvb_memeql(tvb, offset - length, "org.apache.hadoop.hdfs.protocol.LocatedBlocks", length)) {
+                if (!tvb_memeql(tvb, offset - length, (const guint8*)"org.apache.hadoop.hdfs.protocol.LocatedBlocks", length)) {
                     dissect_resp_locatedblocks (tvb, hdfs_tree, offset);
 
                     /* responses about file statuses */
-                } else if (!tvb_memeql(tvb, offset - length, "org.apache.hadoop.hdfs.protocol.HdfsFileStatus", length)) {
+                } else if (!tvb_memeql(tvb, offset - length, (const guint8*)"org.apache.hadoop.hdfs.protocol.HdfsFileStatus", length)) {
                     dissect_resp_filestatus (tvb, hdfs_tree, offset);
 
                 } else {
@@ -598,7 +598,7 @@ dissect_hdfs_message(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void*
             guint auth = tvb_get_ntohl(tvb, offset);
 
             /* first setup packet starts with "hrpc" */
-            if (!tvb_memeql(tvb, offset, REQUEST_STR, sizeof(REQUEST_STR) - 1)) {
+            if (!tvb_memeql(tvb, offset, (const guint8*)REQUEST_STR, sizeof(REQUEST_STR) - 1)) {
 
                 proto_tree_add_item(hdfs_tree, hf_hdfs_sequenceno, tvb, offset, sizeof(REQUEST_STR) - 1, ENC_ASCII);
                 offset += (int)sizeof(REQUEST_STR) - 1;
diff --git a/epan/dissectors/packet-jxta.c b/epan/dissectors/packet-jxta.c
index d57d2780a3..1d13838b98 100644
--- a/epan/dissectors/packet-jxta.c
+++ b/epan/dissectors/packet-jxta.c
@@ -465,7 +465,7 @@ static int dissect_jxta_udp(tvbuff_t * tvb, packet_info * pinfo, proto_tree * tr
             break;
         }
 
-        if (tvb_memeql(tvb, offset, JXTA_UDP_SIG, sizeof(JXTA_UDP_SIG)) != 0) {
+        if (tvb_memeql(tvb, offset, (const guint8*)JXTA_UDP_SIG, sizeof(JXTA_UDP_SIG)) != 0) {
             /* not ours */
             return 0;
         }
@@ -571,7 +571,7 @@ static int dissect_jxta_stream(tvbuff_t * tvb, packet_info * pinfo, proto_tree *
         goto Common_Exit;
     }
 
-    if (0 == tvb_memeql(tvb, 0, JXTA_WELCOME_MSG_SIG, sizeof(JXTA_WELCOME_MSG_SIG))) {
+    if (0 == tvb_memeql(tvb, 0, (const guint8*)JXTA_WELCOME_MSG_SIG, sizeof(JXTA_WELCOME_MSG_SIG))) {
         /* The beginning of a JXTA stream connection */
         address *welcome_addr;
         gboolean initiator = FALSE;
@@ -802,7 +802,7 @@ static int dissect_jxta_welcome(tvbuff_t * tvb, packet_info * pinfo, proto_tree
         return (gint) (available - sizeof(JXTA_WELCOME_MSG_SIG));
     }
 
-    if (0 != tvb_memeql(tvb, 0, JXTA_WELCOME_MSG_SIG, sizeof(JXTA_WELCOME_MSG_SIG))) {
+    if (0 != tvb_memeql(tvb, 0, (const guint8*)JXTA_WELCOME_MSG_SIG, sizeof(JXTA_WELCOME_MSG_SIG))) {
         /* not ours! */
         return 0;
     }
@@ -1176,7 +1176,7 @@ static int dissect_jxta_message(tvbuff_t * tvb, packet_info * pinfo, proto_tree
             break;
         }
 
-        if (tvb_memeql(tvb, offset, JXTA_MSG_SIG, sizeof(JXTA_MSG_SIG)) != 0) {
+        if (tvb_memeql(tvb, offset, (const guint8*)JXTA_MSG_SIG, sizeof(JXTA_MSG_SIG)) != 0) {
             /* It is not one of ours */
             return 0;
         }
@@ -1478,7 +1478,7 @@ static int dissect_jxta_message_element_1(tvbuff_t * tvb, packet_info * pinfo, p
             needed = (gint) (sizeof(JXTA_MSGELEM_SIG) - available);
         }
 
-        if (tvb_memeql(tvb, offset, JXTA_MSGELEM_SIG, sizeof(JXTA_MSGELEM_SIG)) != 0) {
+        if (tvb_memeql(tvb, offset, (const guint8*)JXTA_MSGELEM_SIG, sizeof(JXTA_MSGELEM_SIG)) != 0) {
             /* It is not one of ours */
             return 0;
         }
@@ -1726,7 +1726,7 @@ static int dissect_jxta_message_element_2(tvbuff_t * tvb, packet_info * pinfo, p
             needed = (gint) (sizeof(JXTA_MSGELEM_SIG) - available);
         }
 
-        if (tvb_memeql(tvb, offset, JXTA_MSGELEM_SIG, sizeof(JXTA_MSGELEM_SIG)) != 0) {
+        if (tvb_memeql(tvb, offset, (const guint8*)JXTA_MSGELEM_SIG, sizeof(JXTA_MSGELEM_SIG)) != 0) {
             /* It is not one of ours */
             return 0;
         }
diff --git a/epan/dissectors/packet-ldap.c b/epan/dissectors/packet-ldap.c
index d9ad4b112b..88bb3f09ba 100644
--- a/epan/dissectors/packet-ldap.c
+++ b/epan/dissectors/packet-ldap.c
@@ -1586,7 +1586,7 @@ dissect_ldap_T_bindResponse_matchedDN(gboolean implicit_tag _U_, tvbuff_t *tvb _
 
   if(  new_tvb
   &&  (tvb_reported_length(new_tvb)>=7)
-  &&  (!tvb_memeql(new_tvb, 0, "NTLMSSP", 7))){
+  &&  (!tvb_memeql(new_tvb, 0, (const guint8*)"NTLMSSP", 7))){
 
     /* make sure the protocol op comes first */
     ldap_do_protocolop(actx->pinfo);
@@ -1690,7 +1690,7 @@ ldap_conv_info_t *ldap_info;
        * NTLMSSP blob
        */
       if ( (tvb_reported_length(parameter_tvb)>=7)
-        &&   (!tvb_memeql(parameter_tvb, 0, "NTLMSSP", 7))){
+        &&   (!tvb_memeql(parameter_tvb, 0, (const guint8*)"NTLMSSP", 7))){
         call_dissector(ntlmssp_handle, parameter_tvb, actx->pinfo, tree);
         break;
       }
diff --git a/epan/dissectors/packet-ncp.c b/epan/dissectors/packet-ncp.c
index 29be6962ca..0b58986c4e 100644
--- a/epan/dissectors/packet-ncp.c
+++ b/epan/dissectors/packet-ncp.c
@@ -806,7 +806,7 @@ ncp_endpoint_packet(void *pit, packet_info *pinfo, epan_dissect_t *edt _U_, cons
 #define SYS 0x80        /* System packet */
 
 #define LIP_ECHO_MAGIC_LEN 16
-static char lip_echo_magic[LIP_ECHO_MAGIC_LEN] = {
+static const unsigned char lip_echo_magic[LIP_ECHO_MAGIC_LEN] = {
     'L', 'I', 'P', ' ', 'E', 'c', 'h', 'o', ' ', 'D', 'a', 't', 'a', ' ', ' ', ' '
 };
 
diff --git a/epan/dissectors/packet-ntlmssp.c b/epan/dissectors/packet-ntlmssp.c
index 4d9db64302..9c66ccb402 100644
--- a/epan/dissectors/packet-ntlmssp.c
+++ b/epan/dissectors/packet-ntlmssp.c
@@ -1192,7 +1192,7 @@ dissect_ntlmssp_blob (tvbuff_t *tvb, packet_info *pinfo,
      * XXX - should we have a field for Response as well as
      * ClientChallenge?
      */
-    if (tvb_memeql(tvb, blob_offset+8, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0", NTLMSSP_KEY_LEN) == 0) {
+    if (tvb_memeql(tvb, blob_offset+8, (const guint8*)"\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0", NTLMSSP_KEY_LEN) == 0) {
       /*
        * LMv2_RESPONSE.
        *
diff --git a/epan/dissectors/packet-ntp.c b/epan/dissectors/packet-ntp.c
index ce3016d53a..64772e4c8f 100644
--- a/epan/dissectors/packet-ntp.c
+++ b/epan/dissectors/packet-ntp.c
@@ -1257,7 +1257,7 @@ dissect_ntp_std(tvbuff_t *tvb, packet_info *pinfo, proto_tree *ntp_tree, ntp_con
 		snprintf (buff, NTP_TS_SIZE, "Unidentified reference source '%s'",
 			tvb_get_string_enc(wmem_packet_scope(), tvb, 12, 4, ENC_ASCII));
 		for (i = 0; primary_sources[i].id; i++) {
-			if (tvb_memeql(tvb, 12, primary_sources[i].id, 4) == 0) {
+			if (tvb_memeql(tvb, 12, (const guint8*)primary_sources[i].id, 4) == 0) {
 				snprintf(buff, NTP_TS_SIZE, "%s",
 					primary_sources[i].data);
 				break;
diff --git a/epan/dissectors/packet-proxy.c b/epan/dissectors/packet-proxy.c
index d66ee050ec..538ff64669 100644
--- a/epan/dissectors/packet-proxy.c
+++ b/epan/dissectors/packet-proxy.c
@@ -205,7 +205,7 @@ is_proxy_v1(tvbuff_t *tvb, gint *header_length)
         return FALSE;
     }
 
-    if (tvb_memeql(tvb, 0, "PROXY ", 6) != 0) {
+    if (tvb_memeql(tvb, 0, (const guint8*)"PROXY ", 6) != 0) {
         return FALSE;
     }
 
@@ -215,7 +215,7 @@ is_proxy_v1(tvbuff_t *tvb, gint *header_length)
     }
 
     /* The line must end with a CRLF and not just a single CR or LF. */
-    if (tvb_memeql(tvb, next_offset - 2, "\r\n", 2) != 0) {
+    if (tvb_memeql(tvb, next_offset - 2, (const guint8*)"\r\n", 2) != 0) {
         return FALSE;
     }
 
@@ -494,7 +494,7 @@ dissect_proxy_heur(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void *da
 {
     if (tvb_reported_length(tvb) >= 16 &&
         tvb_captured_length(tvb) >= sizeof(proxy_v2_magic) &&
-        tvb_memeql(tvb, 0, proxy_v2_magic, sizeof(proxy_v2_magic)) == 0) {
+        tvb_memeql(tvb, 0, (const guint8*)proxy_v2_magic, sizeof(proxy_v2_magic)) == 0) {
         // TODO maybe check for "(hdr.v2.ver_cmd & 0xF0) == 0x20" as done in "9. Sample code" from
         // https://www.haproxy.org/download/1.8/doc/proxy-protocol.txt?
         dissect_proxy_v2(tvb, pinfo, tree, data);
diff --git a/epan/dissectors/packet-raw.c b/epan/dissectors/packet-raw.c
index 85207e4e41..7b46a8f101 100644
--- a/epan/dissectors/packet-raw.c
+++ b/epan/dissectors/packet-raw.c
@@ -24,7 +24,7 @@ void proto_reg_handoff_raw(void);
 static int proto_raw = -1;
 static gint ett_raw = -1;
 
-static const char zeroes[10] = {0,0,0,0,0,0,0,0,0,0};
+static const unsigned char zeroes[10] = {0,0,0,0,0,0,0,0,0,0};
 
 static dissector_handle_t raw_handle;
 static dissector_handle_t ip_handle;
diff --git a/epan/dissectors/packet-rdp.c b/epan/dissectors/packet-rdp.c
index aaea2b0a3d..e8f818e94e 100644
--- a/epan/dissectors/packet-rdp.c
+++ b/epan/dissectors/packet-rdp.c
@@ -2850,7 +2850,7 @@ dissect_rdp_cr(tvbuff_t *tvb, packet_info *pinfo, proto_tree *parent_tree, void*
   /*
    * routingToken or cookie?  Both begin with "Cookie: ".
    */
-  if (tvb_memeql(tvb, offset, "Cookie: ", 8) == 0) {
+  if (tvb_memeql(tvb, offset, (const guint8*)"Cookie: ", 8) == 0) {
     /* Looks like a routing token or cookie */
     have_cookie = TRUE;
   } else if (tvb_bytes_exist(tvb, offset, 4) &&
diff --git a/epan/dissectors/packet-rtp.c b/epan/dissectors/packet-rtp.c
index 5d6c93caf0..e40c719414 100644
--- a/epan/dissectors/packet-rtp.c
+++ b/epan/dissectors/packet-rtp.c
@@ -1220,7 +1220,7 @@ dissect_rtp_heur(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void* data
     version = RTP_VERSION( octet1 );
 
     if (version == 0) {
-        if (!(tvb_memeql(tvb, 4, "ZRTP", 4)))
+        if (!(tvb_memeql(tvb, 4, (const guint8*)"ZRTP", 4)))
         {
             call_dissector_only(zrtp_handle, tvb, pinfo, tree, NULL);
             return TRUE;
@@ -1971,7 +1971,7 @@ dissect_rtp( tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void *data _U_
             return tvb_captured_length(tvb);
 
         case RTP0_INVALID:
-            if (!(tvb_memeql(tvb, 4, "ZRTP", 4)))
+            if (!(tvb_memeql(tvb, 4, (const guint8*)"ZRTP", 4)))
             {
                 call_dissector(zrtp_handle, tvb,pinfo, tree);
                 return tvb_captured_length(tvb);
diff --git a/epan/dissectors/packet-selfm.c b/epan/dissectors/packet-selfm.c
index e914d0c0e8..9c32b539e2 100644
--- a/epan/dissectors/packet-selfm.c
+++ b/epan/dissectors/packet-selfm.c
@@ -2075,7 +2075,7 @@ dissect_fastmsg_frame(tvbuff_t *tvb, proto_tree *tree, packet_info *pinfo, int o
                Save this word for use in the element index printing but don't print the word itself until the end of the tree dissection */
             for (cnt = offset; cnt < len; cnt++) {
 
-                if (tvb_memeql(tvb, cnt, "\xFF\xFF\xFF\xFE", 4) == 0) {
+                if (tvb_memeql(tvb, cnt, (const guint8*)"\xFF\xFF\xFF\xFE", 4) == 0) {
                     elmt_status32_ofs = cnt+4;
                 }
             }
@@ -2311,7 +2311,7 @@ dissect_fastmsg_frame(tvbuff_t *tvb, proto_tree *tree, packet_info *pinfo, int o
             /* 'reserved' space for the control regions.  Detect these and skip if they are present */
             if (tvb_reported_length_remaining(tvb, offset) > 2) {
 
-                if (tvb_memeql(tvb, offset, "\x00\x00\x00\x00\x00\x00\x00\x00", 8) == 0) {
+                if (tvb_memeql(tvb, offset, (const guint8*)"\x00\x00\x00\x00\x00\x00\x00\x00", 8) == 0) {
                     offset += 8;
                 }
             }
@@ -2356,7 +2356,7 @@ dissect_fastmsg_frame(tvbuff_t *tvb, proto_tree *tree, packet_info *pinfo, int o
 
             /* find the null separators and add the bit label text strings to the tree */
             for (null_offset = offset; null_offset < len; null_offset++) {
-                if ((tvb_memeql(tvb, null_offset, "\x00", 1) == 0) && (tvb_reported_length_remaining(tvb, offset) > 2)) {
+                if ((tvb_memeql(tvb, null_offset, (const guint8*)"\x00", 1) == 0) && (tvb_reported_length_remaining(tvb, offset) > 2)) {
                     gchar* str = tvb_format_text(pinfo->pool, tvb, offset, (null_offset-offset));
                     proto_tree_add_string_format(fastmsg_tree, hf_selfm_fastmsg_bit_label_name, tvb, offset, (null_offset-offset), str,
                             "Bit Label #%d Name: %s", cnt, str);
diff --git a/epan/dissectors/packet-smb2.c b/epan/dissectors/packet-smb2.c
index 6d6daa9a4d..a12545e7de 100644
--- a/epan/dissectors/packet-smb2.c
+++ b/epan/dissectors/packet-smb2.c
@@ -3539,7 +3539,7 @@ static void
 dissect_smb2_secblob(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, smb2_info_t *si _U_)
 {
 	if ((tvb_captured_length(tvb)>=7)
-	&&  (!tvb_memeql(tvb, 0, "NTLMSSP", 7))) {
+	&&  (!tvb_memeql(tvb, 0, (const guint8*)"NTLMSSP", 7))) {
 		call_dissector(ntlmssp_handle, tvb, pinfo, tree);
 	} else {
 		call_dissector(gssapi_handle, tvb, pinfo, tree);
diff --git a/epan/dissectors/packet-usbms-bot.c b/epan/dissectors/packet-usbms-bot.c
index cccc543af7..d526906224 100644
--- a/epan/dissectors/packet-usbms-bot.c
+++ b/epan/dissectors/packet-usbms-bot.c
@@ -357,8 +357,8 @@ dissect_usbms_bot_bulk(tvbuff_t *tvb, packet_info *pinfo, proto_tree *parent_tre
 static gboolean
 dissect_usbms_bot_bulk_heur(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void* data)
 {
-    const gchar usbc[] = {0x55, 0x53, 0x42, 0x43};
-    const gchar usbs[] = {0x55, 0x53, 0x42, 0x53};
+    const guchar usbc[] = {0x55, 0x53, 0x42, 0x43};
+    const guchar usbs[] = {0x55, 0x53, 0x42, 0x53};
     if (tvb_reported_length(tvb) < 4)
         return FALSE;
 
diff --git a/epan/dissectors/packet-whois.c b/epan/dissectors/packet-whois.c
index 88ad6494cc..78bd02faff 100644
--- a/epan/dissectors/packet-whois.c
+++ b/epan/dissectors/packet-whois.c
@@ -86,7 +86,7 @@ dissect_whois(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree,
     if (!PINFO_FD_VISITED(pinfo)) {
         if (pinfo->can_desegment) {
             if (is_query) {
-                if ((len < 2) || (tvb_memeql(tvb, len - 2, "\r\n", 2))) {
+                if ((len < 2) || (tvb_memeql(tvb, len - 2, (const guint8*)"\r\n", 2))) {
                     pinfo->desegment_len = DESEGMENT_ONE_MORE_SEGMENT;
                     pinfo->desegment_offset = 0;
                     return -1;
@@ -136,7 +136,7 @@ dissect_whois(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree,
      */
     if (is_query) {
         expert_ti = proto_tree_add_item(whois_tree, hf_whois_query, tvb, 0, -1, ENC_ASCII);
-        if ((len < 2) || (tvb_memeql(tvb, len - 2, "\r\n", 2))) {
+        if ((len < 2) || (tvb_memeql(tvb, len - 2, (const guint8*)"\r\n", 2))) {
             /*
              * From RFC3912, section 2:
              * All requests are terminated with ASCII CR and then ASCII LF.
diff --git a/epan/dissectors/packet-yhoo.c b/epan/dissectors/packet-yhoo.c
index c080cddde0..a251d111f3 100644
--- a/epan/dissectors/packet-yhoo.c
+++ b/epan/dissectors/packet-yhoo.c
@@ -179,8 +179,8 @@ dissect_yhoo(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void *data _U_
 		return FALSE;
 	}
 
-	if (tvb_memeql(tvb, offset, "YPNS", 4) != 0 &&
-	    tvb_memeql(tvb, offset, "YHOO", 4) != 0) {
+	if (tvb_memeql(tvb, offset, (const guint8*)"YPNS", 4) != 0 &&
+	    tvb_memeql(tvb, offset, (const guint8*)"YHOO", 4) != 0) {
 		/* Not a Yahoo Messenger packet. */
 		return FALSE;
 	}
@@ -188,7 +188,7 @@ dissect_yhoo(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void *data _U_
 	col_set_str(pinfo->cinfo, COL_PROTOCOL, "YHOO");
 
 	col_add_fstr(pinfo->cinfo, COL_INFO, "%s: %s",
-			     ( tvb_memeql(tvb, offset + 0, "YPNS", 4) == 0 ) ? "Request" : "Response",
+			     ( tvb_memeql(tvb, offset + 0, (const guint8*)"YPNS", 4) == 0 ) ? "Request" : "Response",
 			     val_to_str(tvb_get_letohl(tvb, offset + 12),
 					yhoo_service_vals, "Unknown Service: %u"));
 
diff --git a/epan/dissectors/packet-ymsg.c b/epan/dissectors/packet-ymsg.c
index 2440f6c12c..9a762a877d 100644
--- a/epan/dissectors/packet-ymsg.c
+++ b/epan/dissectors/packet-ymsg.c
@@ -466,7 +466,7 @@ dissect_ymsg(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void *data)
 	if (tvb_captured_length(tvb) < 4) {
 		return FALSE;
 	}
-	if (tvb_memeql(tvb, 0, "YMSG", 4) == -1) {
+	if (tvb_memeql(tvb, 0, (const guint8*)"YMSG", 4) == -1) {
 		/* Not a Yahoo Messenger packet. */
 		return FALSE;
 	}