move the ITL and the ITLQ structure to packet-scsi.h where it belongs
[obnox/wireshark/wip.git] / epan / dissectors / packet-fcfzs.c
index d38761a18a1de3409caf663339fe442a08389e49..95dac45b01d9b2317aec99e433be81c8c38d46b9 100644 (file)
@@ -4,8 +4,8 @@
  *
  * $Id$
  *
- * Ethereal - Network traffic analyzer
- * By Gerald Combs <gerald@ethereal.com>
+ * Wireshark - Network traffic analyzer
+ * By Gerald Combs <gerald@wireshark.org>
  * Copyright 1998 Gerald Combs
  *
  * Copied from WHATEVER_FILE_YOU_USED (where "WHATEVER_FILE_YOU_USED"
 
 #include <glib.h>
 
-#ifdef NEED_SNPRINTF_H
-# include "snprintf.h"
-#endif
-
 #include <epan/packet.h>
+#include <epan/emem.h>
 #include <epan/conversation.h>
-#include "etypes.h"
+#include <epan/etypes.h>
+#include "packet-scsi.h"
 #include "packet-fc.h"
 #include "packet-fcct.h"
 #include "packet-fcfzs.h"
@@ -61,9 +59,7 @@
 /* Initialize the protocol and registered fields */
 static int proto_fcfzs              = -1;
 static int hf_fcfzs_opcode          = -1;
-static int hf_fcfzs_gzc_flags       = -1;
 static int hf_fcfzs_gzc_vendor      = -1;
-static int hf_fcfzs_zone_state      = -1;
 static int hf_fcfzs_gest_vendor     = -1;
 static int hf_fcfzs_numzoneattrs    = -1;
 static int hf_fcfzs_zonesetnmlen    = -1;
@@ -82,10 +78,18 @@ static int hf_fcfzs_rjtdetail       = -1;
 static int hf_fcfzs_rjtvendor       = -1;
 static int hf_fcfzs_maxres_size     = -1;
 static int hf_fcfzs_mbrid_lun       = -1;
-
+static int hf_fcfzs_gzc_flags = -1;
+static int hf_fcfzs_gzc_flags_hard_zones = -1;
+static int hf_fcfzs_gzc_flags_soft_zones = -1;
+static int hf_fcfzs_gzc_flags_zoneset_db = -1;
+static int hf_fcfzs_zone_state = -1;
+static int hf_fcfzs_soft_zone_set_enforced = -1;
+static int hf_fcfzs_hard_zone_set_enforced = -1;
 
 /* Initialize the subtree pointers */
 static gint ett_fcfzs = -1;
+static gint ett_fcfzs_gzc_flags = -1;
+static gint ett_fcfzs_zone_state = -1;
 
 typedef struct _fcfzs_conv_key {
     guint32 conv_idx;
@@ -96,9 +100,6 @@ typedef struct _fcfzs_conv_data {
 } fcfzs_conv_data_t;
 
 GHashTable *fcfzs_req_hash = NULL;
-GMemChunk *fcfzs_req_keys = NULL;
-GMemChunk *fcfzs_req_vals = NULL;
-guint32 fcfzs_init_count = 25;
 
 static dissector_handle_t data_handle;
 
@@ -131,24 +132,10 @@ fcfzs_hash (gconstpointer v)
 static void
 fcfzs_init_protocol(void)
 {
-       if (fcfzs_req_keys)
-            g_mem_chunk_destroy (fcfzs_req_keys);
-       if (fcfzs_req_vals)
-            g_mem_chunk_destroy (fcfzs_req_vals);
        if (fcfzs_req_hash)
             g_hash_table_destroy (fcfzs_req_hash);
 
        fcfzs_req_hash = g_hash_table_new (fcfzs_hash, fcfzs_equal);
-       fcfzs_req_keys = g_mem_chunk_new ("fcfzs_req_keys",
-                                          sizeof(fcfzs_conv_key_t),
-                                          fcfzs_init_count *
-                                          sizeof(fcfzs_conv_key_t),
-                                          G_ALLOC_AND_FREE);
-       fcfzs_req_vals = g_mem_chunk_new ("fcfzs_req_vals",
-                                          sizeof(fcfzs_conv_data_t),
-                                          fcfzs_init_count *
-                                          sizeof(fcfzs_conv_data_t),
-                                          G_ALLOC_AND_FREE);
 }
 
 /* Code to actually dissect the packets */
@@ -261,73 +248,95 @@ dissect_fcfzs_zoneset (tvbuff_t *tvb, proto_tree *tree, int offset)
     }
 }
 
+static const true_false_string tfs_fc_fcfzs_gzc_flags_hard_zones = {
+       "Hard Zones Supported",
+       "Hard zones NOT supported"
+};
+static const true_false_string tfs_fc_fcfzs_gzc_flags_soft_zones = {
+       "Soft Zones Supported",
+       "Soft zones NOT supported"
+};
+static const true_false_string tfs_fc_fcfzs_gzc_flags_zoneset_db = {
+       "Zone Set Database is Available",
+       "Zone set database is NOT available"
+};
+
 static void
-dissect_fcfzs_gzc (tvbuff_t *tvb, proto_tree *tree, guint8 isreq)
+dissect_fcfzs_gzc (tvbuff_t *tvb, int offset, proto_tree *parent_tree, guint8 isreq)
 {
-    guint8 flags;
-    gchar str[128];
-    int offset = 16;            /* past the fc_ct header */
-    int stroff = 0;
-    
-    if (tree) {
-        if (!isreq) {
-            flags = tvb_get_guint8 (tvb, offset);
-
-            /* Disect the flags field */
-            str[0] = '\0';
-            if (flags & 0x80) {
-                strcpy (str, "Hard Zones, ");
-                stroff += 12;
-            }
-
-            if (flags & 0x40) {
-                strcpy (&str[stroff], "Soft Zones Supported, ");
-                stroff += 22;
-            }
-
-            if (flags & 0x01) {
-                strcpy (&str[stroff], "ZoneSet Database Available");
-                stroff += 26;
-            }
-
-            proto_tree_add_uint_format (tree, hf_fcfzs_gzc_flags, tvb, offset,
-                                        1, flags, "Capabilities: 0x%x (%s)",
-                                        flags, str);
-            proto_tree_add_item (tree, hf_fcfzs_gzc_vendor, tvb, offset+4, 4, 0);
-        }
-    }
+       if (!isreq) {
+               guint8 flags;
+               proto_item *item=NULL;
+               proto_tree *tree=NULL;
+   
+               flags = tvb_get_guint8 (tvb, offset);
+               if(parent_tree){
+                       item=proto_tree_add_uint(parent_tree, hf_fcfzs_gzc_flags, tvb, offset, 1, flags);
+                       tree=proto_item_add_subtree(item, ett_fcfzs_gzc_flags);
+               }
+
+               proto_tree_add_boolean(tree, hf_fcfzs_gzc_flags_hard_zones, tvb, offset, 1, flags);
+               if (flags&0x80){
+                       proto_item_append_text(item, "  Hard Zones");
+               }
+               flags&=(~( 0x80 ));
+
+               proto_tree_add_boolean(tree, hf_fcfzs_gzc_flags_soft_zones, tvb, offset, 1, flags);
+               if (flags&0x40){
+                       proto_item_append_text(item, "  Soft Zones");
+               }
+               flags&=(~( 0x40 ));
+
+               proto_tree_add_boolean(tree, hf_fcfzs_gzc_flags_zoneset_db, tvb, offset, 1, flags);
+               if (flags&0x01){
+                       proto_item_append_text(item, "  ZoneSet Database Available");
+               }
+               flags&=(~( 0x01 ));
+
+               proto_tree_add_item (tree, hf_fcfzs_gzc_vendor, tvb, offset+4, 4, 0);
+       }
 }
 
+static const true_false_string tfs_fc_fcfzs_soft_zone_set_enforced = {
+       "Soft Zone Set is ENFORCED",
+       "Soft zone set is NOT enforced"
+};
+static const true_false_string tfs_fc_fcfzs_hard_zone_set_enforced = {
+       "Hard Zone Set is ENFORCED",
+       "Hard zone set is NOT enforced"
+};
+
 static void
-dissect_fcfzs_gest (tvbuff_t *tvb, proto_tree *tree, guint8 isreq)
+dissect_fcfzs_gest (tvbuff_t *tvb, proto_tree *parent_tree, guint8 isreq)
 {
-    guint8 flags;
-    gchar str[128];
-    int offset = 16;            /* past the fc_ct header */
-    int stroff = 0;
-
-    if (tree) {
-        if (!isreq) {
-            flags = tvb_get_guint8 (tvb, offset);
-            str[0] = '\0';
-
-            /* dissect the flags field */
-            if (flags & 0x80) {
-                strcpy (str, "Soft Zone Set Enforced, ");
-                stroff += 24;
-            }
-
-            if (flags & 0x40) {
-                 strcpy (str, "Hard Zone Set Enforced");
-                stroff += 24;
-            }
-
-            proto_tree_add_uint_format (tree, hf_fcfzs_zone_state, tvb, offset,
-                                        1, flags, "Zone State: 0x%x (%s)",
-                                        flags, str);
-            proto_tree_add_item (tree, hf_fcfzs_gest_vendor, tvb, offset+4, 4, 0);
-        }
-    }
+       int offset = 16;            /* past the fc_ct header */
+
+       if (!isreq) {
+               guint8 flags;
+               proto_item *item=NULL;
+               proto_tree *tree=NULL;
+   
+               flags = tvb_get_guint8 (tvb, offset);
+               if(parent_tree){
+                       item=proto_tree_add_uint(parent_tree, hf_fcfzs_zone_state, tvb, offset, 1, flags);
+                       tree=proto_item_add_subtree(item, ett_fcfzs_zone_state);
+               }
+
+               proto_tree_add_boolean(tree, hf_fcfzs_soft_zone_set_enforced, tvb, offset, 1, flags);
+               if (flags&0x80){
+                       proto_item_append_text(item, "  Soft Zone Set Enforced");
+               }
+               flags&=(~( 0x80 ));
+
+               proto_tree_add_boolean(tree, hf_fcfzs_hard_zone_set_enforced, tvb, offset, 1, flags);
+               if (flags&0x40){
+                       proto_item_append_text(item, "  Hard Zone Set Enforced");
+               }
+               flags&=(~( 0x40 ));
+
+
+               proto_tree_add_item (parent_tree, hf_fcfzs_gest_vendor, tvb, offset+4, 4, 0);
+       }
 }
 
 static void
@@ -685,10 +694,10 @@ dissect_fcfzs (tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
             cdata->opcode = opcode;
         }
         else {
-            req_key = g_mem_chunk_alloc (fcfzs_req_keys);
+            req_key = se_alloc (sizeof(fcfzs_conv_key_t));
             req_key->conv_idx = conversation->index;
             
-            cdata = g_mem_chunk_alloc (fcfzs_req_vals);
+            cdata = se_alloc (sizeof(fcfzs_conv_data_t));
             cdata->opcode = opcode;
             
             g_hash_table_insert (fcfzs_req_hash, req_key, cdata);
@@ -758,7 +767,7 @@ dissect_fcfzs (tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
         dissect_fcfzs_rjt (tvb, fcfzs_tree);
         break;
     case FC_FZS_GZC:
-        dissect_fcfzs_gzc (tvb, fcfzs_tree, isreq);
+        dissect_fcfzs_gzc (tvb, 16, fcfzs_tree, isreq);
         break;
     case FC_FZS_GEST:
         dissect_fcfzs_gest (tvb, fcfzs_tree, isreq);
@@ -811,7 +820,7 @@ dissect_fcfzs (tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
     }
 }
 
-/* Register the protocol with Ethereal */
+/* Register the protocol with Wireshark */
 
 /* this format is require because a script is used to build the C function
    that calls all the protocol registration.
@@ -826,15 +835,9 @@ proto_register_fcfzs(void)
         { &hf_fcfzs_opcode,
           {"Opcode", "fcfzs.opcode", FT_UINT16, BASE_HEX,
            VALS (fc_fzs_opcode_val), 0x0, "", HFILL}},
-        { &hf_fcfzs_gzc_flags,
-          {"Capabilities", "fcfzs.gzc.flags", FT_UINT8, BASE_HEX, NULL, 0x0,
-           "", HFILL}},
         { &hf_fcfzs_gzc_vendor,
           {"Vendor Specific Flags", "fcfzs.gzc.vendor", FT_UINT32, BASE_HEX,
            NULL, 0x0, "", HFILL}},
-        { &hf_fcfzs_zone_state,
-          {"Zone State", "fcfzs.zone.state", FT_UINT8, BASE_HEX, NULL, 0x0,
-           "", HFILL}},
         { &hf_fcfzs_gest_vendor,
           {"Vendor Specific State", "fcfzs.gest.vendor", FT_UINT32, BASE_HEX,
            NULL, 0x0, "", HFILL}},
@@ -889,15 +892,38 @@ proto_register_fcfzs(void)
         { &hf_fcfzs_mbrid_lun,
           {"LUN", "fcfzs.zone.lun", FT_BYTES, BASE_HEX, NULL, 0x0, "",
            HFILL}},
+        { &hf_fcfzs_gzc_flags,
+          {"Capabilities", "fcfzs.gzc.flags", FT_UINT8, BASE_HEX, NULL, 0x0,
+           "", HFILL}},
+        { &hf_fcfzs_gzc_flags_hard_zones,
+          {"Hard Zones", "fcfzs.gzc.flags.hard_zones", FT_BOOLEAN, 8,
+           TFS(&tfs_fc_fcfzs_gzc_flags_hard_zones), 0x80, "", HFILL}},
+        { &hf_fcfzs_gzc_flags_soft_zones,
+          {"Soft Zones", "fcfzs.gzc.flags.soft_zones", FT_BOOLEAN, 8,
+           TFS(&tfs_fc_fcfzs_gzc_flags_soft_zones), 0x40, "", HFILL}},
+        { &hf_fcfzs_gzc_flags_zoneset_db,
+          {"ZoneSet Database", "fcfzs.gzc.flags.zoneset_db", FT_BOOLEAN, 8,
+           TFS(&tfs_fc_fcfzs_gzc_flags_zoneset_db), 0x01, "", HFILL}},
+        { &hf_fcfzs_zone_state,
+          {"Zone State", "fcfzs.zone.state", FT_UINT8, BASE_HEX, NULL, 0x0,
+           "", HFILL}},
+        { &hf_fcfzs_soft_zone_set_enforced,
+          {"Soft Zone Set", "fcfzs.soft_zone_set.enforced", FT_BOOLEAN, 8,
+           TFS(&tfs_fc_fcfzs_soft_zone_set_enforced), 0x80, "", HFILL}},
+        { &hf_fcfzs_hard_zone_set_enforced,
+          {"Hard Zone Set", "fcfzs.hard_zone_set.enforced", FT_BOOLEAN, 8,
+           TFS(&tfs_fc_fcfzs_hard_zone_set_enforced), 0x40, "", HFILL}},
     };
 
     /* Setup protocol subtree array */
     static gint *ett[] = {
         &ett_fcfzs,
+        &ett_fcfzs_gzc_flags,
+        &ett_fcfzs_zone_state,
     };
 
     /* Register the protocol name and description */
-    proto_fcfzs = proto_register_protocol("Fibre Channel Fabric Zone Server", "FC FZS", "FZS");
+    proto_fcfzs = proto_register_protocol("Fibre Channel Fabric Zone Server", "FC FZS", "fcfzs");
 
     /* Required function calls to register the header fields and subtrees used */
     proto_register_field_array(proto_fcfzs, hf, array_length(hf));