[svn-r7212] Purpose: New error API design is being checked gradually.

Platforms tested: RH 8

6 files changed, 516 insertions, 3 deletions

diff --git a/src/H5E.c b/src/H5E.c
index 0607725..cd10b49 100644
--- a/src/H5E.c
+++ b/src/H5E.c
@@ -280,6 +280,39 @@ done:
 }
 #endif  /* H5_HAVE_THREADSAFE */
 
+#ifndef NEW_ERR
+
+/*--------------------------------------------------------------------------
+ * Function:    H5E_init_interface
+ *
+ * Purpose:     Initialize interface-specific information
+ *
+ * Return:      Non-negative on success/Negative on failure
+ *
+ * Programmer:  Raymond Lu
+ *              Friday, July 11, 2003
+ *               
+ *--------------------------------------------------------------------------
+ */
+static herr_t
+H5E_init_interface(void)
+{
+    herr_t          ret_value                = SUCCEED;   /* Return value */
+
+    FUNC_ENTER_NOINIT(H5E_init_interface);
+
+    /* Initialize the atom group for the dataset IDs */
+    H5I_init_group(H5I_ERROR_CLASS, H5I_ERRORCLS_HASHSIZE, H5E_RESERVED_ATOMS, 
+                    (H5I_free_t)H5E_unregister_class);
+
+    /* From the old function; take out later */
+    H5E_auto_data_g = stderr;
+
+done:
+    FUNC_LEAVE_NOAPI(ret_value);
+}
+
+#else /* NEW_ERR */
 
 /*-------------------------------------------------------------------------
  * Function:	H5E_init_interface
@@ -308,6 +341,147 @@ H5E_init_interface (void)
 
     FUNC_LEAVE_NOAPI(SUCCEED);
 }
+#endif /* NEW_ERR */
+
+#ifndef NEW_ERR
+
+/*-------------------------------------------------------------------------
+ * Function:	H5Eregister_class
+ *
+ * Purpose:	Registers an error class.
+ *
+ * Return:	Non-negative value as class ID on success/Negative on failure
+ *
+ * Programmer:	Raymond Lu
+ *              Friday, July 11, 2003
+ *
+ * Modifications:
+ *
+ *-------------------------------------------------------------------------
+ */
+hid_t
+H5Eregister_class(const char *cls_name, const char *lib_name, const char *version)
+{
+    hid_t       ret_value;   /* Return value */
+
+    FUNC_ENTER_API(H5Eregister_class, FAIL);
+    H5TRACE3("i","sss",cls_name,lib_name,version);
+    
+    /* Add HGOTO_ERROR later */
+    ret_value=H5E_register_class(cls_name, lib_name, version);
+
+done:
+    FUNC_LEAVE_API(ret_value);
+}
+
+/*-------------------------------------------------------------------------
+ * Function:	H5E_register_class
+ *
+ * Purpose:	Private function to register an error class.
+ *
+ * Return:	Non-negative value as class ID on success/Negative on failure
+ *
+ * Programmer:	Raymond Lu
+ *              Friday, July 11, 2003
+ *
+ * Modifications:
+ *
+ *-------------------------------------------------------------------------
+ */
+hid_t
+H5E_register_class(const char *cls_name, const char *lib_name, const char *version)
+{
+    hid_t       ret_value;   /* Return value */
+    H5E_cls_t   *cls;
+    
+    FUNC_ENTER_NOAPI(H5E_register_class, FAIL);
+    
+    cls = HDmalloc(sizeof(H5E_cls_t));
+
+    cls->cls_name = (char*)HDmalloc(sizeof(char)*(HDstrlen(cls_name)+1));
+    HDstrcpy(cls->cls_name, cls_name);
+
+    cls->lib_name = HDmalloc(sizeof(char)*(strlen(lib_name)+1));
+    HDstrcpy(cls->lib_name, lib_name);
+
+    cls->lib_vers = HDmalloc(sizeof(char)*(strlen(version)+1));
+    HDstrcpy(cls->lib_vers, version);
+
+    /* Register the new error class to get an ID for it */
+    ret_value = H5I_register(H5I_ERROR_CLASS, cls);
+
+done:
+    FUNC_LEAVE_NOAPI(ret_value);
+}
+
+/*-------------------------------------------------------------------------
+ * Function:	H5Eunregister_class
+ *
+ * Purpose:	Closes an error class.
+ *
+ * Return:	Non-negative value on success/Negative on failure
+ *
+ * Programmer:	Raymond Lu
+ *              Friday, July 11, 2003
+ *
+ * Modifications:
+ *
+ *-------------------------------------------------------------------------
+ */
+herr_t
+H5Eunregister_class(hid_t class_id)
+{
+    herr_t       ret_value = SUCCEED;   /* Return value */
+    H5E_cls_t    *cls;
+
+    FUNC_ENTER_API(H5Eunregister_class, FAIL);
+    H5TRACE1("e","i",class_id);
+    
+    cls = H5I_object_verify(class_id, H5I_ERROR_CLASS);
+
+    /*
+     * Decrement the counter on the dataset.  It will be freed if the count
+     * reaches zero.
+     */
+    H5I_dec_ref(class_id);
+
+done:
+    FUNC_LEAVE_API(ret_value);
+}
+
+/*-------------------------------------------------------------------------
+ * Function:	H5E_unregister_class
+ *
+ * Purpose:	Private function to close an error class.
+ *
+ * Return:	Non-negative value on success/Negative on failure
+ *
+ * Programmer:	Raymond Lu
+ *              Friday, July 11, 2003
+ *
+ * Modifications:
+ *
+ *-------------------------------------------------------------------------
+ */
+hid_t
+H5E_unregister_class(H5E_cls_t *cls)
+{
+    herr_t       ret_value = SUCCEED;   /* Return value */
+    
+    FUNC_ENTER_NOAPI(H5E_unregister_class, FAIL);
+    
+    HDfree(cls->cls_name);
+    HDfree(cls->lib_name);
+    HDfree(cls->lib_vers);
+    HDfree(cls);
+
+done:
+    FUNC_LEAVE_NOAPI(ret_value);
+}
+
+#endif /* NEW_ERR */
+
+
 
 
 /*-------------------------------------------------------------------------
@@ -837,4 +1011,3 @@ H5E_walk (H5E_direction_t direction, H5E_walk_t func, void *client_data)
 done:
     FUNC_LEAVE_NOAPI(ret_value);
 }
-
diff --git a/src/H5Eprivate.h b/src/H5Eprivate.h
index c5fb04e..228ebc0 100644
--- a/src/H5Eprivate.h
+++ b/src/H5Eprivate.h
@@ -25,6 +25,160 @@
 
 #define H5E_NSLOTS	32	/*number of slots in an error stack	     */
 
+#ifndef NEW_ERR
+
+#define H5E_RESERVED_ATOMS  0
+#ifdef TMP
+/* HDF5 error class */
+#define    H5E_CLS_NAME         "HDF5"
+#define    H5E_CLS_LIB_NAME     "HDF5"
+#define    H5E_CLS_LIB_VERS     ""              /* How to find out version number? */
+
+/* HDF5 error class: major errors */
+#define    H5E_NONE_MAJOR_MSG	        "No error"
+#define    H5E_ARGS_MSG		"Function arguments"
+#define    H5E_RESOURCE_MSG	        "Resource unavailable"
+#define    H5E_INTERNAL_MSG	        "Internal HDF5 error"
+#define    H5E_FILE_MSG		"File interface"
+#define    H5E_IO_MSG		        "Low-level I/O layer"
+#define    H5E_FUNC_MSG		"Function entry/exit"
+#define    H5E_ATOM_MSG		"Atom layer"
+#define    H5E_CACHE_MSG		"Meta data cache layer"
+#define    H5E_BTREE_MSG		"B-tree layer"
+#define    H5E_SYM_MSG		        "Symbol table layer"
+#define    H5E_HEAP_MSG		"Heap layer"
+#define    H5E_OHDR_MSG		"Object header layer"
+#define    H5E_DATATYPE_MSG	        "Datatype interface"
+#define    H5E_DATASPACE_MSG	        "Dataspace interface"
+#define    H5E_DATASET_MSG	        "Dataset interface"
+#define    H5E_STORAGE_MSG	        "Data storage layer"
+#define    H5E_PLIST_MSG		"Property list interface"
+#define    H5E_ATTR_MSG 		"Attribute layer"
+#define    H5E_PLINE_MSG		"Data filters layer"
+#define    H5E_EFL_MSG 		"External file list"
+#define    H5E_REFERENCE_MSG	        "References layer"
+#define    H5E_VFL_MSG		        "Virtual File Layer"
+#define    H5E_TBBT_MSG		"Threaded, Balanced, Binary Trees"
+#define    H5E_FPHDF5_MSG	        "Flexible Parallel HDF5"
+#define    H5E_TST_MSG		        "Ternary Search Trees"
+#define    H5E_RS_MSG		        "Reference Counted Strings"
+
+/* HDF5 error class: minor errors */
+#define    H5E_NONE_MINOR 	"No error"
+
+    /* Argument errors */
+#define    H5E_UNINITIALIZED_MSG "Information is uninitialized"
+#define    H5E_UNSUPPORTED_MSG 	"Feature is unsupported"
+#define    H5E_BADTYPE_MSG 	"Inappropriate type"
+#define    H5E_BADRANGE_MSG 	"Out of range"
+#define    H5E_BADVALUE_MSG 	"Bad value"
+
+    /* Resource errors */
+#define    H5E_NOSPACE_MSG 	"No space available for allocation"
+#define    H5E_CANTCOPY_MSG 	"Unable to copy object"
+#define    H5E_CANTFREE_MSG 	"Unable to free object"
+#define    H5E_ALREADYEXISTS_MSG "Object already exists"
+#define    H5E_CANTLOCK_MSG 	"Unable to lock object"
+#define    H5E_CANTUNLOCK_MSG 	"Unable to unlock object"
+#define    H5E_CANTGC_MSG 	"Unable to garbage collect"
+
+    /* File accessability errors */
+#define    H5E_FILEEXISTS_MSG 	"File already exists"
+#define    H5E_FILEOPEN_MSG 	"File already open"
+#define    H5E_CANTCREATE_MSG 	"Unable to create file"
+#define    H5E_CANTOPENFILE_MSG 	"Unable to open file"
+#define    H5E_CANTCLOSEFILE_MSG 	"Unable to close file"
+#define    H5E_NOTHDF5_MSG 	"Not an HDF5 file"
+#define    H5E_BADFILE_MSG 	"Bad file ID accessed"
+#define    H5E_TRUNCATED_MSG 	"File has been truncated"
+#define    H5E_MOUNT_MSG		"File mount error"
+
+    /* Generic low-level file I/O errors */
+#define    H5E_SEEKERROR_MSG	"Seek failed"
+#define    H5E_READERROR_MSG 	"Read failed"
+#define    H5E_WRITEERROR_MSG 	"Write failed"
+#define    H5E_CLOSEERROR_MSG 	"Close failed"
+#define    H5E_OVERFLOW_MSG 	"Address overflowed"
+#define    H5E_FCNTL_MSG         "File control (fcntl) failed"
+
+    /* Function entry/exit interface errors */
+#define    H5E_CANTINIT_MSG 	"Unable to initialize object"
+#define    H5E_ALREADYINIT_MSG 	"Object already initialized"
+#define    H5E_CANTRELEASE_MSG 	"Unable to release object"
+
+    /* Object atom related errors */
+#define    H5E_BADATOM_MSG 	"Unable to find atom information (already closed?)"
+#define    H5E_BADGROUP_MSG 	"Unable to find ID group information"
+#define    H5E_CANTREGISTER_MSG 	"Unable to register new atom"
+#define    H5E_CANTINC_MSG      	"Unable to increment reference count"
+#define    H5E_CANTDEC_MSG      	"Unable to decrement reference count"
+#define    H5E_NOIDS_MSG      	"Out of IDs for group"
+
+    /* Cache related errors */
+#define    H5E_CANTFLUSH_MSG 	"Unable to flush data from cache"
+#define    H5E_CANTLOAD_MSG 	"Unable to load meta data into cache"
+#define    H5E_PROTECT_MSG 	"Protected meta data error"
+#define    H5E_NOTCACHED_MSG 	"Meta data not currently cached"
+
+    /* B-tree related errors */
+#define    H5E_NOTFOUND_MSG 	"Object not found"
+#define    H5E_EXISTS_MSG 	"Object already exists"
+#define    H5E_CANTENCODE_MSG 	"Unable to encode value"
+#define    H5E_CANTDECODE_MSG 	"Unable to decode value"
+#define    H5E_CANTSPLIT_MSG 	"Unable to split node"
+#define    H5E_CANTINSERT_MSG 	"Unable to insert object"
+#define    H5E_CANTLIST_MSG 	"Unable to list node"
+
+    /* Object header related errors */
+#define    H5E_LINKCOUNT_MSG 	"Bad object header link count"
+#define    H5E_VERSION_MSG 	"Wrong version number"
+#define    H5E_ALIGNMENT_MSG 	"Alignment error"
+#define    H5E_BADMESG_MSG 	"Unrecognized message"
+#define    H5E_CANTDELETE_MSG 	"Can't delete message"
+
+    /* Group related errors */
+#define    H5E_CANTOPENOBJ_MSG 	"Can't open object"
+#define    H5E_COMPLEN_MSG 	"Name component is too long"
+#define    H5E_CWG_MSG 		"Problem with current working group"
+#define    H5E_LINK_MSG 		"Link count failure"
+#define    H5E_SLINK_MSG		"Symbolic link error"
+
+    /* Datatype conversion errors */
+#define    H5E_CANTCONVERT_MSG	"Can't convert datatypes"
+#define    H5E_BADSIZE_MSG	"Bad size for object"
+
+    /* Dataspace errors */
+#define    H5E_CANTCLIP_MSG	"Can't clip hyperslab region"
+#define    H5E_CANTCOUNT_MSG	"Can't count elements"
+#define    H5E_CANTSELECT_MSG    "Can't select hyperslab"
+#define    H5E_CANTNEXT_MSG      "Can't move to next iterator location"
+#define    H5E_BADSELECT_MSG     "Invalid selection"
+#define    H5E_CANTCOMPARE_MSG   "Can't compare objects"
+
+    /* Property list errors */
+#define    H5E_CANTGET_MSG	"Can't get value"
+#define    H5E_CANTSET_MSG	"Can't set value"
+#define    H5E_DUPCLASS_MSG	"Duplicate class name in parent class"
+
+    /* Parallel MPI errors */
+#define    H5E_MPI_MSG		"Some MPI function failed"
+#define    H5E_MPIERRSTR_MSG     "MPI Error String"
+
+    /* FPHDF5 errors */
+#define    H5E_CANTMAKETREE_MSG  "Can't create a binary tree node"
+#define    H5E_CANTRECV_MSG      "Can't receive messages from processes"
+#define    H5E_CANTSENDMDATA_MSG "Can't send metadata message"
+#define    H5E_CANTCHANGE_MSG    "Can't register change with server"
+#define    H5E_CANTALLOC_MSG     "Can't allocate from file"
+
+    /* I/O pipeline errors */
+#define    H5E_NOFILTER_MSG      "Requested filter is not available"
+#define    H5E_CALLBACK_MSG      "Callback failed"
+#define    H5E_CANAPPLY_MSG      "Error from filter \"can apply\" callback"
+#define    H5E_SETLOCAL_MSG      "Error from filter \"set local\" callback"
+#endif /* TMP */
+#endif /* NEW_ERR */
+
 /*
  * HERROR macro, used to facilitate error reporting between a FUNC_ENTER()
  * and a FUNC_LEAVE() within a function body.  The arguments are the major
@@ -98,6 +252,9 @@ H5_DLLVAR const hbool_t H5E_clearable_g;/*safe to call H5E_clear() on enter?*/
 H5_DLLVAR herr_t (*H5E_auto_g)(void *client_data);
 H5_DLLVAR void *H5E_auto_data_g;
 
+H5_DLL hid_t  H5E_register_class(const char *cls_name, const char *lib_name, 
+                                const char *version);
+H5_DLL hid_t  H5E_unregister_class(H5E_cls_t *cls);
 H5_DLL herr_t H5E_push (H5E_major_t maj_num, H5E_minor_t min_num,
 			 const char *func_name, const char *file_name,
 			 unsigned line, const char *desc);
diff --git a/src/H5Epublic.h b/src/H5Epublic.h
index ee61a9f..1cd8b09 100644
--- a/src/H5Epublic.h
+++ b/src/H5Epublic.h
@@ -24,6 +24,180 @@
 #include "H5public.h"
 #include "H5Ipublic.h"
 
+#ifndef NEW_ERR
+
+typedef struct H5E_cls_t {
+    char *cls_name;
+    const char *lib_name;
+    const char *lib_vers;
+} H5E_cls_t;
+
+typedef struct H5E_maj_t {
+    const char *mesg;
+    H5E_cls_t  *cls;
+} H5E_maj_t;
+
+typedef struct H5E_min_t {
+    const char *mesg;
+    H5E_cls_t  *cls;
+} H5E_min_t;
+
+typedef enum H5E_msg_t {
+    H5E_ERROR   =-1,
+    H5E_MAJOR,
+    H5E_MINOR,
+    H5E_LIMIT
+} H5E_msg_t;
+
+/* HDF5 error class */
+hid_t    HDF5_ERR_CLS;
+
+#ifdef TMP
+/* HDF5 error class: major errors. */
+hid_t    H5E_NONE_MAJOR;                 /*special zero, no error                     */
+hid_t    H5E_ARGS;                      /*invalid arguments to routine               */
+hid_t    H5E_RESOURCE;                  /*resource unavailable                       */
+hid_t    H5E_INTERNAL;                  /* Internal error (too specific to document in detail) */
+hid_t    H5E_FILE;                      /*file Accessability                         */
+hid_t    H5E_IO;                        /*Low-level I/O                              */
+hid_t    H5E_FUNC;                      /*function Entry/Exit                        */
+hid_t    H5E_ATOM;                      /*object Atom                                */
+hid_t    H5E_CACHE;                     /*object Cache                               */
+hid_t    H5E_BTREE;                     /*B-Tree Node                                */
+hid_t    H5E_SYM;                       /*symbol Table                               */
+hid_t    H5E_HEAP;                      /*Heap                                       */
+hid_t    H5E_OHDR;                      /*object Header                              */
+hid_t    H5E_DATATYPE;                  /*Datatype                                   */
+hid_t    H5E_DATASPACE;                 /*Dataspace                                  */
+hid_t    H5E_DATASET;                   /*Dataset                                    */
+hid_t    H5E_STORAGE;                   /*data storage                               */
+hid_t    H5E_PLIST;                     /*Property lists                             */
+hid_t    H5E_ATTR;                      /*Attribute                                  */
+hid_t    H5E_PLINE;                     /*Data filters                               */
+hid_t    H5E_EFL;                       /*External file list                         */
+hid_t    H5E_REFERENCE;                 /*References                                 */
+hid_t    H5E_VFL;		        /*Virtual File Layer			     */
+hid_t    H5E_TBBT; 		        /*Threaded, Balanced, Binary Trees           */
+hid_t    H5E_FPHDF5;		        /*Flexible Parallel HDF5                     */
+hid_t    H5E_TST; 		        /*Ternary Search Trees                       */
+hid_t    H5E_RS;  		        /*Reference Counted Strings                  */
+
+
+/* HDF5 error class: minor errors. */
+hid_t    H5E_NONE_MINOR;                /*special zero, no error                     */
+hid_t    H5E_UNINITIALIZED;             /*information is unitialized                 */
+hid_t    H5E_UNSUPPORTED;               /*feature is unsupported                     */
+hid_t    H5E_BADTYPE;                   /*incorrect type found                       */
+hid_t    H5E_BADRANGE;                  /*argument out of range                      */
+hid_t    H5E_BADVALUE;                  /*bad value for argument                     */
+
+         /* Resource errors */
+hid_t    H5E_NOSPACE;                   /*no space available for allocation          */
+hid_t    H5E_CANTCOPY;                  /*unable to copy object                      */
+hid_t    H5E_CANTFREE;                  /*unable to free object                      */
+hid_t    H5E_ALREADYEXISTS;             /*Object already exists                      */
+hid_t    H5E_CANTLOCK;                  /*Unable to lock object                      */
+hid_t    H5E_CANTUNLOCK;                /*Unable to unlock object                    */
+hid_t    H5E_CANTGC;		        /*Unable to garbage collect                  */
+
+    /* File accessability errors */
+hid_t    H5E_FILEEXISTS;                /*file already exists                        */
+hid_t    H5E_FILEOPEN;                  /*file already open                          */
+hid_t    H5E_CANTCREATE;                /*Can't create file                          */
+hid_t    H5E_CANTOPENFILE;              /*Can't open file                            */
+hid_t    H5E_CANTCLOSEFILE;             /*Can't close file			     */
+hid_t    H5E_NOTHDF5;                   /*not an HDF5 format file                    */
+hid_t    H5E_BADFILE;                   /*bad file ID accessed                       */
+hid_t    H5E_TRUNCATED;                 /*file has been truncated                    */
+hid_t    H5E_MOUNT;			/*file mount error			     */
+
+    /* Generic low-level file I/O errors */
+hid_t    H5E_SEEKERROR;                 /*seek failed                                */
+hid_t    H5E_READERROR;                 /*read failed                                */
+hid_t    H5E_WRITEERROR;                /*write failed                               */
+hid_t    H5E_CLOSEERROR;                /*close failed                               */
+hid_t    H5E_OVERFLOW;		        /*address overflowed			     */
+hid_t    H5E_FCNTL;                     /*file fcntl failed                          */
+
+    /* Function entry/exit interface errors */
+hid_t    H5E_CANTINIT;                  /*Can't initialize object                    */
+hid_t    H5E_ALREADYINIT;               /*object already initialized                 */
+hid_t    H5E_CANTRELEASE;               /*Can't release object                       */
+
+    /* Object atom related errors */
+hid_t    H5E_BADATOM;                   /*Can't find atom information                */
+hid_t    H5E_BADGROUP;                  /*Can't find group information               */
+hid_t    H5E_CANTREGISTER;              /*Can't register new atom                    */
+hid_t    H5E_CANTINC;                   /*Can't increment reference count            */
+hid_t    H5E_CANTDEC;                   /*Can't decrement reference count            */
+hid_t    H5E_NOIDS;                     /*Out of IDs for group                       */
+
+    /* Cache related errors */
+hid_t    H5E_CANTFLUSH;                 /*Can't flush object from cache              */
+hid_t    H5E_CANTLOAD;                  /*Can't load object into cache               */
+hid_t    H5E_PROTECT;                   /*protected object error                     */
+hid_t    H5E_NOTCACHED;                 /*object not currently cached                */
+
+    /* B-tree related errors */
+hid_t    H5E_NOTFOUND;                  /*object not found                           */
+hid_t    H5E_EXISTS;                    /*object already exists                      */
+hid_t    H5E_CANTENCODE;                /*Can't encode value                         */
+hid_t    H5E_CANTDECODE;                /*Can't decode value                         */
+hid_t    H5E_CANTSPLIT;                 /*Can't split node                           */
+hid_t    H5E_CANTINSERT;                /*Can't insert object                        */
+hid_t    H5E_CANTLIST;                  /*Can't list node                            */
+
+    /* Object header related errors */
+hid_t    H5E_LINKCOUNT;                 /*bad object header link count               */
+hid_t    H5E_VERSION;                   /*wrong version number                       */
+hid_t    H5E_ALIGNMENT;                 /*alignment error                            */
+hid_t    H5E_BADMESG;                   /*unrecognized message                       */
+hid_t    H5E_CANTDELETE;                /* Can't delete message                      */
+
+    /* Group related errors */
+hid_t    H5E_CANTOPENOBJ;               /*Can't open object                          */
+hid_t    H5E_COMPLEN;                   /*name component is too long                 */
+hid_t    H5E_CWG;                       /*problem with current working group         */
+hid_t    H5E_LINK;                      /*link count failure                         */
+hid_t    H5E_SLINK;			/*symbolic link error			     */
+
+    /* Datatype conversion errors */
+hid_t    H5E_CANTCONVERT;               /*Can't convert datatypes                    */
+hid_t    H5E_BADSIZE;                   /*Bad size for object                        */
+
+    /* Dataspace errors */
+hid_t    H5E_CANTCLIP;                  /*Can't clip hyperslab region                */
+hid_t    H5E_CANTCOUNT;                 /*Can't count elements                       */
+hid_t    H5E_CANTSELECT;                /*Can't select hyperslab                     */
+hid_t    H5E_CANTNEXT;                  /*Can't move to next iterator location       */
+hid_t    H5E_BADSELECT;                 /*Invalid selection                          */
+hid_t    H5E_CANTCOMPARE;               /*Can't compare objects                      */
+
+    /* Property list errors */
+hid_t    H5E_CANTGET;                   /*Can't get value                            */
+hid_t    H5E_CANTSET;                   /*Can't set value                            */
+hid_t    H5E_DUPCLASS;                  /*Duplicate class name in parent class */
+
+    /* Parallel errors */
+hid_t   H5E_MPI;			/*some MPI function failed		     */
+hid_t    H5E_MPIERRSTR;		        /*MPI Error String 			     */
+
+    /* FPHDF5 errors */
+hid_t    H5E_CANTMAKETREE;              /*can't make a TBBT tree                     */
+hid_t    H5E_CANTRECV;                  /*can't receive messages from processes      */
+hid_t    H5E_CANTSENDMDATA;             /*can't send metadata message                */
+hid_t    H5E_CANTCHANGE;                /*can't register change on server            */
+hid_t    H5E_CANTALLOC;                 /*can't allocate from file                   */
+
+    /* I/O pipeline errors */
+hid_t    H5E_NOFILTER;                  /*requested filter is not available          */
+hid_t    H5E_CALLBACK;                  /*callback failed                            */
+hid_t    H5E_CANAPPLY;                  /*error from filter "can apply" callback     */
+hid_t    H5E_SETLOCAL                   /*error from filter "set local" callback     */
+
+#endif /* TMP */
+#endif /* NEW_ERR */
+
 /*
  * One often needs to temporarily disable automatic error reporting when
  * trying something that's likely or expected to fail.  For instance, to
@@ -239,6 +413,7 @@ typedef enum H5E_direction_t {
     H5E_WALK_DOWNWARD	= 1		/*begin at API function, end deep    */
 } H5E_direction_t;
 
+
 #ifdef __cplusplus
 extern "C" {
 #endif
@@ -247,6 +422,8 @@ extern "C" {
 typedef herr_t (*H5E_walk_t)(int n, H5E_error_t *err_desc, void *client_data);
 typedef herr_t (*H5E_auto_t)(void *client_data);
 
+H5_DLL hid_t  H5Eregister_class(const char *cls_name, const char *lib_name, const char *version);
+H5_DLL herr_t H5Eunregister_class(hid_t class_id);
 H5_DLL herr_t H5Eset_auto (H5E_auto_t func, void *client_data);
 H5_DLL herr_t H5Eget_auto (H5E_auto_t *func, void **client_data);
 H5_DLL herr_t H5Eclear (void);
diff --git a/src/H5Iprivate.h b/src/H5Iprivate.h
index 766d7df..1174e5b 100644
--- a/src/H5Iprivate.h
+++ b/src/H5Iprivate.h
@@ -42,6 +42,9 @@
 #define H5I_VFL_HASHSIZE		64
 #define H5I_GENPROPCLS_HASHSIZE		64
 #define H5I_GENPROPOBJ_HASHSIZE		128
+#define H5I_ERRORCLS_HASHSIZE		64
+#define H5I_MAJORERR_HASHSIZE		64
+#define H5I_MINORERR_HASHSIZE		64
 
 /*
  * Function for freeing objects. This function will be called with an object
diff --git a/src/H5Ipublic.h b/src/H5Ipublic.h
index ca32b2a..acf64af 100644
--- a/src/H5Ipublic.h
+++ b/src/H5Ipublic.h
@@ -42,6 +42,9 @@ typedef enum {
     H5I_VFL,			/*group ID for virtual file layer	    */
     H5I_GENPROP_CLS,            /*group ID for generic property list classes */
     H5I_GENPROP_LST,            /*group ID for generic property lists       */
+    H5I_ERROR_CLASS,            /*group ID for error classes                */
+    H5I_ERROR_MAJOR,            /*group ID for major errors                 */
+    H5I_ERROR_MINOR,            /*group ID for minor errors                 */
     
     H5I_NGROUPS		        /*number of valid groups, MUST BE LAST!	    */
 } H5I_type_t;
diff --git a/src/H5Pfcpl.c b/src/H5Pfcpl.c
index bde4d57..f13e79c 100644
--- a/src/H5Pfcpl.c
+++ b/src/H5Pfcpl.c
@@ -439,7 +439,7 @@ H5Pset_sym_k(hid_t plist_id, unsigned ik, unsigned lk)
     herr_t      ret_value=SUCCEED;       /* Return value */
 
     FUNC_ENTER_API(H5Pset_sym_k, FAIL);
-    H5TRACE3("e","iIsIu",plist_id,ik,lk);
+    H5TRACE3("e","iIuIu",plist_id,ik,lk);
 
     /* Get the plist structure */
     if(NULL == (plist = H5P_object_verify(plist_id,H5P_FILE_CREATE)))
@@ -636,7 +636,7 @@ H5Pset_istore_k(hid_t plist_id, unsigned ik)
     herr_t      ret_value=SUCCEED;       /* Return value */
 
     FUNC_ENTER_API(H5Pset_istore_k, FAIL);
-    H5TRACE2("e","iIs",plist_id,ik);
+    H5TRACE2("e","iIu",plist_id,ik);
 
     /* Check arguments */
     if (ik == 0)