Remove some global variables in favor of private_data member of asn1_ctx_t. Bug 7060 (https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=7060). This should (mostly) passify the bug, but it appears like this could be done with a lot more ASN.1 dissectors.

svn path=/trunk/; revision=49117

3 files changed, 21 insertions, 31 deletions

diff --git a/epan/dissectors/packet-cmp.c b/epan/dissectors/packet-cmp.c
index 8b639df01c..2c234c592a 100644
--- a/epan/dissectors/packet-cmp.c
+++ b/epan/dissectors/packet-cmp.c
@@ -295,10 +295,6 @@ static gint ett_cmp_PollRepContent_item = -1;
 /*--- End of included file: packet-cmp-ett.c ---*/
 #line 74 "../../asn1/cmp/packet-cmp-template.c"
 
-static const char *object_identifier_id;
-
-
-
 /*--- Included file: packet-cmp-fn.c ---*/
 #line 1 "../../asn1/cmp/packet-cmp-fn.c"
 /*--- Cyclic dependencies ---*/
@@ -390,7 +386,7 @@ dissect_cmp_PKIFreeText(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset
 
 static int
 dissect_cmp_T_infoType(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
-  offset = dissect_ber_object_identifier_str(implicit_tag, actx, tree, tvb, offset, hf_cmp_type_oid, &object_identifier_id);
+  offset = dissect_ber_object_identifier_str(implicit_tag, actx, tree, tvb, offset, hf_cmp_type_oid, (const char**)&actx->private_data);
 
   return offset;
 }
@@ -400,7 +396,7 @@ dissect_cmp_T_infoType(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset
 static int
 dissect_cmp_T_infoValue(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
 #line 90 "../../asn1/cmp/cmp.cnf"
-  offset=call_ber_oid_callback(object_identifier_id, tvb, offset, actx->pinfo, tree);
+  offset=call_ber_oid_callback((const char*)actx->private_data, tvb, offset, actx->pinfo, tree);
 
 
 
@@ -1457,7 +1453,7 @@ static void dissect_SuppLangTagsValue_PDU(tvbuff_t *tvb _U_, packet_info *pinfo
 
 
 /*--- End of included file: packet-cmp-fn.c ---*/
-#line 79 "../../asn1/cmp/packet-cmp-template.c"
+#line 75 "../../asn1/cmp/packet-cmp-template.c"
 
 static int
 dissect_cmp_pdu(tvbuff_t *tvb, proto_tree *tree, asn1_ctx_t *actx)
@@ -2347,7 +2343,7 @@ void proto_register_cmp(void) {
         NULL, HFILL }},
 
 /*--- End of included file: packet-cmp-hfarr.c ---*/
-#line 336 "../../asn1/cmp/packet-cmp-template.c"
+#line 332 "../../asn1/cmp/packet-cmp-template.c"
 	};
 
 	/* List of subtrees */
@@ -2405,7 +2401,7 @@ void proto_register_cmp(void) {
     &ett_cmp_PollRepContent_item,
 
 /*--- End of included file: packet-cmp-ettarr.c ---*/
-#line 342 "../../asn1/cmp/packet-cmp-template.c"
+#line 338 "../../asn1/cmp/packet-cmp-template.c"
 	};
 	module_t *cmp_module;
 
@@ -2499,7 +2495,7 @@ void proto_reg_handoff_cmp(void) {
 
 
 /*--- End of included file: packet-cmp-dis-tab.c ---*/
-#line 414 "../../asn1/cmp/packet-cmp-template.c"
+#line 410 "../../asn1/cmp/packet-cmp-template.c"
 		inited = TRUE;
 	}
 
diff --git a/epan/dissectors/packet-crmf.c b/epan/dissectors/packet-crmf.c
index 3f35da3da9..cd70492258 100644
--- a/epan/dissectors/packet-crmf.c
+++ b/epan/dissectors/packet-crmf.c
@@ -172,9 +172,6 @@ static gint ett_crmf_Attributes = -1;
 /*--- End of included file: packet-crmf-ett.c ---*/
 #line 50 "../../asn1/crmf/packet-crmf-template.c"
 
-static const char *object_identifier_id;
-
-
 /*--- Included file: packet-crmf-fn.c ---*/
 #line 1 "../../asn1/crmf/packet-crmf-fn.c"
 
@@ -229,7 +226,7 @@ dissect_crmf_CertTemplate(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offs
 
 static int
 dissect_crmf_T_type(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
-  offset = dissect_ber_object_identifier_str(implicit_tag, actx, tree, tvb, offset, hf_crmf_type_oid, &object_identifier_id);
+  offset = dissect_ber_object_identifier_str(implicit_tag, actx, tree, tvb, offset, hf_crmf_type_oid, (const char**)&actx->private_data);
 
   return offset;
 }
@@ -239,7 +236,7 @@ dissect_crmf_T_type(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_
 static int
 dissect_crmf_T_value(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
 #line 74 "../../asn1/crmf/crmf.cnf"
-  offset=call_ber_oid_callback(object_identifier_id, tvb, offset, actx->pinfo, tree);
+  offset=call_ber_oid_callback((const char*)actx->private_data, tvb, offset, actx->pinfo, tree);
 
 
 
@@ -886,7 +883,7 @@ static void dissect_EncKeyWithID_PDU(tvbuff_t *tvb _U_, packet_info *pinfo _U_,
 
 
 /*--- End of included file: packet-crmf-fn.c ---*/
-#line 54 "../../asn1/crmf/packet-crmf-template.c"
+#line 51 "../../asn1/crmf/packet-crmf-template.c"
 
 
 /*--- proto_register_crmf ----------------------------------------------*/
@@ -1223,7 +1220,7 @@ void proto_register_crmf(void) {
         NULL, HFILL }},
 
 /*--- End of included file: packet-crmf-hfarr.c ---*/
-#line 66 "../../asn1/crmf/packet-crmf-template.c"
+#line 63 "../../asn1/crmf/packet-crmf-template.c"
   };
 
   /* List of subtrees */
@@ -1259,7 +1256,7 @@ void proto_register_crmf(void) {
     &ett_crmf_Attributes,
 
 /*--- End of included file: packet-crmf-ettarr.c ---*/
-#line 71 "../../asn1/crmf/packet-crmf-template.c"
+#line 68 "../../asn1/crmf/packet-crmf-template.c"
   };
 
   /* Register protocol */
@@ -1293,6 +1290,6 @@ void proto_reg_handoff_crmf(void) {
 
 
 /*--- End of included file: packet-crmf-dis-tab.c ---*/
-#line 89 "../../asn1/crmf/packet-crmf-template.c"
+#line 86 "../../asn1/crmf/packet-crmf-template.c"
 }
 
diff --git a/epan/dissectors/packet-x509af.c b/epan/dissectors/packet-x509af.c
index ba10434c18..cf30ecca93 100644
--- a/epan/dissectors/packet-x509af.c
+++ b/epan/dissectors/packet-x509af.c
@@ -177,10 +177,7 @@ static gint ett_x509af_DSS_Params = -1;
 
 /*--- End of included file: packet-x509af-ett.c ---*/
 #line 56 "../../asn1/x509af/packet-x509af-template.c"
-
 static const char *algorithm_id;
-static const char *extension_id;
-
 
 /*--- Included file: packet-x509af-fn.c ---*/
 #line 1 "../../asn1/x509af/packet-x509af-fn.c"
@@ -376,13 +373,13 @@ dissect_x509af_T_extnId(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset
 #line 88 "../../asn1/x509af/x509af.cnf"
   const char *name;
 
-    offset = dissect_ber_object_identifier_str(implicit_tag, actx, tree, tvb, offset, hf_x509af_extension_id, &extension_id);
+    offset = dissect_ber_object_identifier_str(implicit_tag, actx, tree, tvb, offset, hf_x509af_extension_id, (const char**)&actx->private_data);
 
 
-  if(extension_id) {
-    name = oid_resolved_from_string(extension_id);
+  if(actx->private_data) {
+    name = oid_resolved_from_string((const char*)actx->private_data);
 
-    proto_item_append_text(tree, " (%s)", name ? name : extension_id);
+    proto_item_append_text(tree, " (%s)", name ? name : actx->private_data);
   }
 
 
@@ -411,7 +408,7 @@ dissect_x509af_T_extnValue(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int off
   /* skip past the T and L  */
   offset = dissect_ber_identifier(actx->pinfo, tree, tvb, offset, &ber_class, &pc, &tag);
   offset = dissect_ber_length(actx->pinfo, tree, tvb, offset, &len, &ind);
-  offset=call_ber_oid_callback(extension_id, tvb, offset, actx->pinfo, tree);
+  offset=call_ber_oid_callback((const char*)actx->private_data, tvb, offset, actx->pinfo, tree);
 
 
 
@@ -890,7 +887,7 @@ static void dissect_DSS_Params_PDU(tvbuff_t *tvb _U_, packet_info *pinfo _U_, pr
 
 
 /*--- End of included file: packet-x509af-fn.c ---*/
-#line 61 "../../asn1/x509af/packet-x509af-template.c"
+#line 58 "../../asn1/x509af/packet-x509af-template.c"
 
 const char *x509af_get_last_algorithm_id(void) {
   return algorithm_id;
@@ -1232,7 +1229,7 @@ void proto_register_x509af(void) {
         "INTEGER", HFILL }},
 
 /*--- End of included file: packet-x509af-hfarr.c ---*/
-#line 102 "../../asn1/x509af/packet-x509af-template.c"
+#line 99 "../../asn1/x509af/packet-x509af-template.c"
   };
 
   /* List of subtrees */
@@ -1275,7 +1272,7 @@ void proto_register_x509af(void) {
     &ett_x509af_DSS_Params,
 
 /*--- End of included file: packet-x509af-ettarr.c ---*/
-#line 108 "../../asn1/x509af/packet-x509af-template.c"
+#line 105 "../../asn1/x509af/packet-x509af-template.c"
   };
 
   /* Register protocol */
@@ -1318,7 +1315,7 @@ void proto_reg_handoff_x509af(void) {
 
 
 /*--- End of included file: packet-x509af-dis-tab.c ---*/
-#line 136 "../../asn1/x509af/packet-x509af-template.c"
+#line 133 "../../asn1/x509af/packet-x509af-template.c"
 
 	/*XXX these should really go to a better place but since that
 	  I have not that ITU standard, ill put it here for the time