#include "h5dump.h"
#include <stdio.h>
#include "H5private.h"
#include "h5tools.h"

static int display_oid = 0;
static int display_data = 1;
static int status = 0;
static int unamedtype = 0;  /* shared data type with no name */

static int prefix_len = 1024;
static char *prefix;
static table_t *group_table = NULL, *dset_table = NULL, *type_table = NULL;

static void dump_group (hid_t , const char* );
static void dump_dataset (hid_t, const  char*);
static void dump_data (hid_t, int);
static void dump_named_datatype (hid_t , const char *);

void indentation(int);
static void print_enum(hid_t type);

extern int print_data(hid_t, hid_t, int);
static void dump_oid(hid_t oid);
/*-------------------------------------------------------------------------
 * Function:    usage
 *
 * Purpose:     Print the usage message about dumper
 *
 * Return:      void
 *
 * Programmer:  Ruey-Hsia Li
 *
 * Modifications:
 *
 *-----------------------------------------------------------------------*/
static void
usage(void)
{
fprintf(stderr, 
"\nUsage of HDF5 Dumper:\n\n  \
h5dump [-h] [-bb] [-header] [-a <names>] [-d <names>] [-g <names>]\n  \
       [-l <names>] [-t <names>] [-w <number>] <file>\n\n\
  -h            Print information on this command.\n\
  -bb           Display the conent of the boot block. The default is not to display.\n\
  -header       Display header only; no data is displayed.\n\
  -v			Display the object ids\n\
  -a <names>    Display the specified attribute(s).\n\
  -d <names>    Display the specified dataset(s).\n\
  -g <names>    Display the specified group(s) and all the members.\n\
  -l <names>    Displays the value(s) of the specified soft link(s).\n\
  -t <names>    Display the specified named data type(s).\n\
  -w <number>   Display the information with the specified maximum number of columns.\n\
  \n\
  <names> is one or more appropriate object names.\n\
  <number> is an integer greater than 1.\n\n");
}




/*-------------------------------------------------------------------------
 * Function:    print_datatype
 *
 * Purpose:     print the data type.
 *
 * Return:      void
 *
 * Programmer:  Ruey-Hsia Li
 *
 * Modifications:
 *
 *-----------------------------------------------------------------------*/
static void
print_datatype(hid_t type) {
char *fname ;
hid_t nmembers, mtype, str_type;
int i, j, ndims, perm[H5DUMP_MAX_RANK];
size_t dims[H5DUMP_MAX_RANK], size;
H5T_str_t str_pad; 
H5T_cset_t cset;
H5G_stat_t statbuf;

	hid_t super;

    switch (H5Tget_class(type)) {

    case H5T_INTEGER:

        if (H5Tequal(type, H5T_STD_I8BE))
            printf( "H5T_STD_I8BE");
        else if (H5Tequal(type, H5T_STD_I8LE))
            printf( "H5T_STD_I8LE");
        else if (H5Tequal(type, H5T_STD_I16BE))
            printf( "H5T_STD_I16BE");
        else if (H5Tequal(type, H5T_STD_I16LE))
            printf( "H5T_STD_I16LE");
        else if (H5Tequal(type, H5T_STD_I32BE))
            printf( "H5T_STD_I32BE");
        else if (H5Tequal(type, H5T_STD_I32LE))
            printf( "H5T_STD_I32LE");
        else if (H5Tequal(type, H5T_STD_I64BE))
            printf( "H5T_STD_I64BE");
        else if (H5Tequal(type, H5T_STD_I64LE))
            printf( "H5T_STD_I64LE");
        else if (H5Tequal(type, H5T_STD_U8BE))
            printf( "H5T_STD_U8BE");
        else if (H5Tequal(type, H5T_STD_U8LE))
            printf( "H5T_STD_U8LE");
        else if (H5Tequal(type, H5T_STD_U16BE))
            printf( "H5T_STD_U16BE");
        else if (H5Tequal(type, H5T_STD_U16LE))
            printf( "H5T_STD_U16LE");
        else if (H5Tequal(type, H5T_STD_U32BE))
            printf( "H5T_STD_U32BE");
        else if (H5Tequal(type, H5T_STD_U32LE))
            printf( "H5T_STD_U32LE");
        else if (H5Tequal(type, H5T_STD_U64BE))
            printf( "H5T_STD_U64BE");
        else if (H5Tequal(type, H5T_STD_U64LE))
            printf( "H5T_STD_U64LE");
        else if (H5Tequal(type, H5T_NATIVE_SCHAR)) 
            printf( "H5T_NATIVE_SCHAR");
        else if (H5Tequal(type, H5T_NATIVE_UCHAR))
            printf( "H5T_NATIVE_UCHAR");
        else if (H5Tequal(type, H5T_NATIVE_SHORT))
            printf( "H5T_NATIVE_SHORT");
        else if (H5Tequal(type, H5T_NATIVE_USHORT))
            printf( "H5T_NATIVE_USHORT");
        else if (H5Tequal(type, H5T_NATIVE_INT))
            printf( "H5T_NATIVE_INT");
        else if (H5Tequal(type, H5T_NATIVE_UINT))
            printf( "H5T_NATIVE_UINT");
        else if (H5Tequal(type, H5T_NATIVE_LONG))
            printf( "H5T_NATIVE_LONG");
        else if (H5Tequal(type, H5T_NATIVE_ULONG))
            printf( "H5T_NATIVE_ULONG");
        else if (H5Tequal(type, H5T_NATIVE_LLONG))
            printf( "H5T_NATIVE_LLONG");
        else if (H5Tequal(type, H5T_NATIVE_ULLONG))
            printf( "H5T_NATIVE_ULLONG");
        else {
            printf( "undefined integer");
            status = 1;
        }
        break;

    case H5T_FLOAT: 
        if (H5Tequal(type, H5T_IEEE_F32BE))
            printf( "H5T_IEEE_F32BE");
        else if (H5Tequal(type, H5T_IEEE_F32LE))
            printf( "H5T_IEEE_F32LE");
        else if (H5Tequal(type, H5T_IEEE_F64BE))
            printf( "H5T_IEEE_F64BE");
        else if (H5Tequal(type, H5T_IEEE_F64LE))
            printf( "H5T_IEEE_F64LE");
        else if (H5Tequal(type, H5T_NATIVE_FLOAT))
            printf( "H5T_NATIVE_FLOAT");
        else if (H5Tequal(type, H5T_NATIVE_DOUBLE))
            printf( "H5T_NATIVE_DOUBLE");
        else if (H5Tequal(type, H5T_NATIVE_LDOUBLE))
            printf( "H5T_NATIVE_LDOUBLE");
        else {
            printf( "undefined float");
            status = 1;
        }
        break;

    case H5T_TIME: 
        printf( "H5T_TIME: not yet implemented");
        break;

    case H5T_STRING: 

        size = H5Tget_size(type); 
        str_pad = H5Tget_strpad(type) ;
        cset = H5Tget_cset(type);

        indentation (indent+COL);
        printf("%s %s %d;\n", BEGIN, STRSIZE, size);
  
        indentation (indent+COL);
        printf("  %s ", STRPAD);
        if (str_pad == H5T_STR_NULLTERM )

            printf("H5T_STR_NULLTERM;\n");

        else if (str_pad == H5T_STR_NULLPAD )

            printf("H5T_STR_NULLPAD;\n");

        else if (str_pad == H5T_STR_SPACEPAD )

            printf("H5T_STR_SPACEPAD;\n");

        else
            printf("H5T_STR_ERROR;\n");

        indentation (indent+COL);
        printf("  %s ", CSET);
        if (cset == H5T_CSET_ASCII)
            printf("H5T_CSET_ASCII;\n");
        else 
            printf("unknown_cset;\n");

        str_type = H5Tcopy(H5T_C_S1);
        H5Tset_cset(str_type, cset ) ;
        H5Tset_size(str_type, size);
        H5Tset_strpad(str_type, str_pad);

        indentation (indent+COL);
        printf("  %s ", CTYPE);
        if (H5Tequal(type,str_type)) {
            printf("H5T_C_S1;\n");
            H5Tclose(str_type);
        } else {

          H5Tclose(str_type);
          str_type = H5Tcopy(H5T_FORTRAN_S1);
          H5Tset_cset(str_type, cset ) ;
          H5Tset_size(str_type, size);
          H5Tset_strpad(str_type, str_pad );
          if (H5Tequal(type,str_type)) 
              printf( "H5T_FORTRAN_S1;\n");
          else {
            printf("unknown_one_character_type;\n ");
            status = 1;
          }
          H5Tclose(str_type);
        }
        indentation (indent+COL);
        printf("%s", END);

        break;

    case H5T_BITFIELD: 

        if (H5Tequal(type, H5T_STD_B8BE))
            printf( "H5T_STD_B8BE");
        else if (H5Tequal(type, H5T_STD_B8LE))
            printf( "H5T_STD_B8LE");
        else if (H5Tequal(type, H5T_STD_B16BE))
            printf( "H5T_STD_B16BE");
        else if (H5Tequal(type, H5T_STD_B16LE))
            printf( "H5T_STD_B16LE");
        else if (H5Tequal(type, H5T_STD_B32BE))
            printf( "H5T_STD_B32BE");
        else if (H5Tequal(type, H5T_STD_B32LE))
            printf( "H5T_STD_B32LE");
        else if (H5Tequal(type, H5T_STD_B64BE))
            printf( "H5T_STD_B64BE");
        else if (H5Tequal(type, H5T_STD_B64LE))
            printf( "H5T_STD_B64LE");
        else {
            printf( "undefined bitfield");
            status = 1;
        }
        break;

    case H5T_OPAQUE: 
        printf( "H5T_OPAQUE: not yet implemented");
        break;

    case H5T_COMPOUND: 

        if (H5Tcommitted(type) > 0) {
            H5Gget_objinfo(type, ".", TRUE, &statbuf);

            i = search_obj (type_table, statbuf.objno);

            indentation (indent+COL);
            if (i >= 0) {
                if (!type_table->objs[i].recorded) /* unamed data type */
                    printf("\"/#%lu:%lu\"\n", type_table->objs[i].objno[0],
                                             type_table->objs[i].objno[1]);
                else
                    printf("\"%s\"\n", type_table->objs[i].objname);
            } else {
                printf("h5dump error: unknown committed type.\n");
                status = 1;
            }

        } else {

            nmembers = H5Tget_nmembers(type);
 
            for (i = 0; i < nmembers; i++) {

                 fname = H5Tget_member_name(type, i);

                 mtype = H5Tget_member_type(type, i);

                 ndims = H5Tget_member_dims(type, i, dims, perm);

                 if (H5Tget_class(mtype) != H5T_STRING)
                     indentation (indent+COL);

                 print_datatype(mtype);

                 printf (" \"%s\"", fname);

                 if (ndims != 1 || dims[0] != 1) {
                     for (j = 0; j < ndims; j++) 
                          printf("[%d]",dims[j]);
                 }

                 printf (";\n");

                 free (fname);
            }
        }

        break;
	case H5T_REFERENCE:
		printf("H5T_REFERENCE");
		break;
	case H5T_ENUM:
		printf("H5T_ENUM\n");
		indentation(indent + 3);
		printf("{ ");	
		super = H5Tget_super(type);
		print_datatype(super);
		printf(";");
		print_enum(type);
		printf("\n");
		indentation (indent + 3);
		printf("}\n");
		break;
    default:
        printf( "unknown data type");
        status = 1;
        break;
    }

}


/*-------------------------------------------------------------------------
 * Function:    dump_bb
 *
 * Purpose:     Dump the boot block
 *
 * Return:      void
 *
 * Programmer:  Ruey-Hsia Li
 *
 * Modifications:
 *
 *-----------------------------------------------------------------------*/
static void
dump_bb(void) {

    printf ("%s %s boot block not yet implemented %s\n", BOOT_BLOCK, BEGIN, END);

}


/*-------------------------------------------------------------------------
 * Function:    dump_datatype
 *
 * Purpose:     Dump the data type. Data type can be HDF5 predefined
 *              atomic data type or committed/transient data type.
 *
 * Return:      void 
 *
 * Programmer:  Ruey-Hsia Li
 *
 * Modifications:
 *
 *-----------------------------------------------------------------------*/
static void
dump_datatype (hid_t type) {

    indent += COL;
    indentation (indent);
    if (H5Tget_class(type) == H5T_COMPOUND) {
        printf ("%s %s\n", DATATYPE, BEGIN);
        print_datatype(type);
        indentation (indent);
        printf ("%s\n", END);
    } else if (H5Tget_class(type) == H5T_STRING) {
        printf ("%s %s\n", DATATYPE, BEGIN);
        print_datatype(type);
        printf("\n");
        indentation (indent);
        printf ("%s\n", END);
    } else {
        printf ("%s %s ", DATATYPE, BEGIN);
        print_datatype(type);
        printf (" %s\n", END);
    }
    indent -= COL;
}


/*-------------------------------------------------------------------------
 * Function:    dump_dataspace
 *
 * Purpose:     Dump the data space. Data space can be named data space,
 *              array, or others.
 *
 * Return:      void    
 *
 * Programmer:  Ruey-Hsia Li
 *
 * Modifications:
 *
 *-----------------------------------------------------------------------*/
static void
dump_dataspace (hid_t space)
{
    hsize_t size[H5DUMP_MAX_RANK];
    hsize_t maxsize[H5DUMP_MAX_RANK]; 
    int ndims = H5Sget_simple_extent_dims(space, size, maxsize);
    int i;

    indentation (indent+COL);

    printf("%s ", DATASPACE);

    if (H5Sis_simple(space)) {

        if (ndims == 0) /* scalar dataspace */ 
            HDfprintf (stdout, "%s %s %s\n", BEGIN, SCALAR, END);
        else { /* simple dataspace */
            HDfprintf (stdout, "%s %s ( %Hu",BEGIN, SIMPLE, size[0]);
            for (i = 1; i < ndims; i++) 
                HDfprintf (stdout, ", %Hu", size[i]);
            printf(" ) / ");
           
           if (maxsize[0]==H5S_UNLIMITED)
               HDfprintf (stdout, "( %s", "H5S_UNLIMITED");
            else
               HDfprintf (stdout, "( %Hu", maxsize[0]);

            for (i = 1; i < ndims; i++) 
                 if (maxsize[i]==H5S_UNLIMITED)
                     HDfprintf (stdout, ", %s", "H5S_UNLIMITED");
                 else
                     HDfprintf (stdout, ", %Hu", maxsize[i]);

            printf(" ) %s\n", END);
        }

    } else
        printf("%s not yet implemented %s\n", BEGIN, END);

}


/*-------------------------------------------------------------------------
 * Function:    dump_attr
 *
 * Purpose:     dump the attribute
 *
 * Return:      Success:        SUCCEED
 *
 *              Failure:        FAIL
 *
 * Programmer:  Ruey-Hsia Li
 *
 * Modifications:
 *
 *-----------------------------------------------------------------------*/
static herr_t
dump_attr (hid_t attr, const char *attr_name, void UNUSED *op_data)
{
hid_t  attr_id, type, space;

    indentation(indent);
    begin_obj (ATTRIBUTE, attr_name); 

    if ((attr_id = H5Aopen_name (attr, attr_name))>= 0) {

        type = H5Aget_type(attr_id);
        space = H5Aget_space(attr_id);
        dump_datatype(type);
        dump_dataspace(space);
		if (display_oid){
			dump_oid(attr_id);
		}
        if (display_data) dump_data(attr_id, ATTRIBUTE_DATA);
        H5Tclose(type);
        H5Sclose(space);
		H5Aclose (attr_id);
        indentation (indent);
        end_obj();

    } else {
        indentation (indent+COL);
        printf("h5dump error: unable to open attribute.\n");
        indentation (indent);
        end_obj();
        status = 1;
        return FAIL;
    }


    return SUCCEED;

}

/*-------------------------------------------------------------------------
 * Function:    dump_selected_attr
 *
 * Purpose:     dump the selected attribute
 *
 * Return:      Success:        SUCCEED
 *
 *              Failure:        FAIL
 *
 * Programmer:  Ruey-Hsia Li
 *
 * Modifications:
 *
 *-----------------------------------------------------------------------*/
static herr_t
dump_selected_attr (hid_t loc_id, char *name)
{
int j;
char *obj_name, *attr_name;
hid_t  oid, attr_id, type, space;
H5G_stat_t statbuf;

    j = strlen(name)-1;
    obj_name = malloc ((j+2)* sizeof(char));

    /* find the last / */
    while (name[j] != '/' && j >=0) j--;

    /* object name */
    if (j == -1) strcpy(obj_name, "/");
    else {
      strncpy(obj_name, name, j+1);
      obj_name[j+1] = '\0';
    }

    attr_name = name+j+1;
    begin_obj (ATTRIBUTE, name);

    H5Gget_objinfo(loc_id, obj_name, FALSE , &statbuf);
    switch (statbuf.type) {
    case H5G_GROUP:
         if ((oid = H5Gopen (loc_id, obj_name))<0) {
             indentation (COL);
             fprintf (stdout, "h5dump error: unable to open %s\n", obj_name);
             end_obj();
             status = 1;
             return FAIL;
         }
         break;
    case H5G_DATASET:
         if ((oid = H5Dopen (loc_id, obj_name))<0) {
             indentation (COL);
             fprintf (stdout, "h5dump error: unable to open %s\n", obj_name);
             end_obj();
             status = 1;
             return FAIL;
         }
         break;
    case H5G_TYPE:
         if ((oid =  H5Topen(loc_id, obj_name)) < 0 ) {
             indentation (COL);
             fprintf (stdout, "h5dump error: unable to open %s\n", obj_name);
             end_obj();
             status = 1;
             return FAIL;
         } 
         break;
    default:
         indentation (COL);
         fprintf (stdout, "h5dump error: unable to open %s\n", obj_name);
         end_obj();
         status = 1;
         return FAIL;
    }

    if ((attr_id = H5Aopen_name (oid, attr_name))>= 0) {

        type = H5Aget_type(attr_id);
        space = H5Aget_space(attr_id);
        dump_datatype(type);
        dump_dataspace(space);
		if (display_oid){
			dump_oid(attr_id);
		}
        if (display_data) dump_data(attr_id, ATTRIBUTE_DATA);
        H5Tclose(type);
        H5Sclose(space);
		H5Aclose (attr_id);
        end_obj();

    } else {
        indentation (COL);
        printf("h5dump error: unable to open attribute.\n");
        end_obj();
        status = 1;
    }

    switch (statbuf.type) {
    case H5G_GROUP:
         if (H5Gclose (oid) < 0) {
         status = 1;
         return FAIL;
         } 
         break;
          
    case H5G_DATASET:
         if (H5Dclose (oid) < 0 ) {
             status = 1;
             return FAIL;
         } 
         break;

    case H5G_TYPE:
         if (H5Tclose(oid) < 0 ) {
             status = 1;
             return FAIL;
         } 
         break;
    default:
         status = 1;
         return FAIL;
    }

    free(obj_name);
    return SUCCEED;
}


/*-------------------------------------------------------------------------
 * Function:    dump all
 *
 * Purpose:     Dump everything in the specified object
 *
 * Return:      Success:        SUCCEED
 *
 *              Failure:        FAIL
 *
 * Programmer:  Ruey-Hsia Li
 *
 * Modifications:
 *
 *-----------------------------------------------------------------------*/
static herr_t
dump_all (hid_t group, const char *name, void UNUSED *op_data)
{
hid_t obj;
char *buf, *tmp;
H5G_stat_t statbuf;
int i;


    H5Gget_objinfo(group, name, FALSE, &statbuf);

    tmp = (char *) malloc ((strlen(prefix)+strlen(name)+2) * sizeof(char));
    strcpy(tmp, prefix);

    switch (statbuf.type) {
    case H5G_LINK:
        indentation (indent);

        buf = malloc (statbuf.linklen*sizeof(char));

        begin_obj(SOFTLINK, name);
        indentation (indent+COL);
        if (H5Gget_linkval (group, name, statbuf.linklen, buf)>=0) 
            printf ("LINKTARGET \"%s\"\n", buf);
        else {
            printf ("h5dump error: unable to get link value.\n");
            status = 1;
        }

        indentation (indent);
        end_obj();
        free (buf);
        break;

    case H5G_GROUP:
         if ((obj=H5Gopen (group, name))>=0) {
             strcat(strcat(prefix,"/"), name);
             dump_group (obj, name);
             strcpy(prefix, tmp); 
             H5Gclose (obj);
         } else {
             printf ("h5dump error: unable to dump group %s\n",name);
             status = 1;
         }

         break;

    case H5G_DATASET:

         if ((obj=H5Dopen (group, name))>=0) {              

             /* hard link */
             H5Gget_objinfo(obj, ".", TRUE, &statbuf);
             if (statbuf.nlink > 1) {
                 i = search_obj (dset_table, statbuf.objno);
                 if (i < 0) {
                     indentation (indent);
                     begin_obj(DATASET, name);
                     indentation (indent+COL);
                     printf("h5dump error: internal error\n");
                     indentation (indent);
                     end_obj();
                     status = 1;
                     goto done;
                 } else if (dset_table->objs[i].displayed) {
                     indentation (indent);
                     begin_obj(DATASET, name);
                     indentation (indent+COL);
                     printf("%s \"%s\"\n", HARDLINK, dset_table->objs[i].objname);
                     indentation (indent);
                     end_obj();
                     goto done;
                 } else {
                     dset_table->objs[i].displayed = 1;
                     strcat(tmp,"/");
                     strcat(tmp,name); 
                     strcpy(dset_table->objs[i].objname, tmp);
                 }
             }
             dump_dataset (obj, name);
             H5Dclose (obj);
         } else {
             printf ("h5dump error: unable to dump dataset %s\n",name);
             status = 1;
         }

         break;

    case H5G_TYPE:
         if ((obj=H5Topen (group, name)) >= 0) {
             dump_named_datatype (obj, name);
             H5Tclose(obj);
         } else {
             printf ("h5dump error: unable to dump data type %s\n",name);
             status = 1;
         }
         break;

    default:
         printf ("h5dump error: unknown object %s\n", name);
         status = 1; 
         return FAIL;

    }

done:
    free(tmp);
    return SUCCEED;

}


/*-------------------------------------------------------------------------
 * Function:    dump_named_datatype
 *
 * Purpose:     Dump named data type
 *
 * Return:      void
 *
 * Programmer:  Ruey-Hsia Li
 *
 * Modifications: Comments: not yet implemented.
 *
 *-----------------------------------------------------------------------*/
static void
dump_named_datatype (hid_t type, const char *name) {
char *fname ;
hid_t nmembers, mtype;
int i, j, ndims, perm[H5DUMP_MAX_RANK];
size_t dims[H5DUMP_MAX_RANK];

    indentation (indent);
    begin_obj(DATATYPE, name);

    nmembers = H5Tget_nmembers(type);
 
    for (i = 0; i < nmembers; i++) {

         fname = H5Tget_member_name(type, i);

         mtype = H5Tget_member_type(type, i);

         ndims = H5Tget_member_dims(type, i, dims, perm);

         indentation (indent+COL);
		 if (H5T_ENUM == H5Tget_class(type)) {
			print_datatype(type);
			break;
		 }
		 else {
			print_datatype(mtype);
		 }
         printf (" \"%s\"", fname);
  
         if (ndims != 1 || dims[0] != 1) {
             for (j = 0; j < ndims; j++) 
                  printf("[%d]",dims[j]);
         }

         printf (";\n");

         free (fname);
    }
        
    indentation (indent);
    end_obj();
}

/*-------------------------------------------------------------------------
 * Function:    dump_group
 *
 * Purpose:     Dump everything within the specified group
 *
 * Return:      void
 *
 * Programmer:  Ruey-Hsia Li
 *
 * Modifications:
 *
 *-----------------------------------------------------------------------*/
static void
dump_group (hid_t gid, const char *name) {
H5G_stat_t statbuf;
hid_t dset, type;
char typename[1024], *tmp;
int i;

    tmp = (char *) malloc ((strlen(prefix)+strlen(name)+2) * sizeof(char));
    strcpy(tmp, prefix);


    indentation (indent);
    begin_obj(GROUPNAME, name);
    indent += COL;
	if (display_oid) {
		dump_oid(gid);
	}
    if (!strcmp(name,"/") && unamedtype) { /* dump unamed type in root group */
        for (i = 0; i < type_table->nobjs; i++)
             if (!type_table->objs[i].recorded) {
                 dset = H5Dopen (gid, type_table->objs[i].objname);
                 type = H5Dget_type (dset);
                 sprintf(typename,"#%lu:%lu", type_table->objs[i].objno[0],
                                              type_table->objs[i].objno[1]);
                 dump_named_datatype (type, typename);
                 H5Tclose(type);
                 H5Dclose(dset);
             }
    }

    H5Gget_objinfo(gid, ".", TRUE, &statbuf);
    if (statbuf.nlink > 1) { 

        i = search_obj (group_table, statbuf.objno);
        if (i < 0) {

            indentation (indent);
            printf("h5dump error: internal error\n");
            status = 1;

        } else if (group_table->objs[i].displayed) {

            indentation (indent);
            printf("%s \"%s\"\n",HARDLINK, group_table->objs[i].objname);

        } else {

            strcpy(group_table->objs[i].objname, prefix);
            group_table->objs[i].displayed = 1;
            H5Aiterate (gid, NULL, dump_attr, NULL);
            H5Giterate (gid, ".", NULL, dump_all, NULL);

        } 
           
    } else {

       H5Aiterate (gid, NULL, dump_attr, NULL);
       H5Giterate (gid, ".", NULL, dump_all, NULL);

    }

    indent -= COL;
    indentation (indent);
    end_obj();
    
    free(tmp);

}


/*-------------------------------------------------------------------------
 * Function:    dump_dataset
 *
 * Purpose:     Dump the specified data set
 *
 * Return:      void
 *
 * Programmer:  Ruey-Hsia Li
 *
 * Modifications:
 *
 *-----------------------------------------------------------------------*/
static void
dump_dataset (hid_t did, const char *name) {
hid_t  type, space;

    indentation (indent);
    begin_obj(DATASET, name);

    type = H5Dget_type (did);
    space = H5Dget_space (did);
    dump_datatype(type);
    dump_dataspace(space);
	if (display_oid){
		dump_oid(did);
	}

    if (display_data)
    switch (H5Tget_class(type)) {
    case H5T_INTEGER:
         dump_data(did, DATASET_DATA);
         break;
    case H5T_FLOAT:
         dump_data(did, DATASET_DATA);
         break;
    case H5T_TIME:
         indent += COL;
         indentation (indent);
         indent -= COL;
         printf("DATA{ not yet implemented.}\n");
         break;
    case H5T_STRING:
         dump_data(did, DATASET_DATA);
         break;
    case H5T_BITFIELD:
         indent += COL;
         indentation (indent);
         indent -= COL;
         printf("DATA{ not yet implemented.}\n");
         break;
    case H5T_OPAQUE:
         indent += COL;
         indentation (indent);
         indent -= COL;
         printf("DATA{ not yet implemented.}\n");
         break;
    case H5T_COMPOUND:
         dump_data(did, DATASET_DATA);
         break;
	case H5T_REFERENCE:
		 dump_data(did, DATASET_DATA);
		 break;
	case H5T_ENUM:
		 dump_data(did,DATASET_DATA);
		 break;

    default: break;
    }

    indent += COL;
    H5Aiterate (did, NULL, dump_attr, NULL);
    indent -= COL;

    H5Tclose(type);
    H5Sclose(space);

    indentation (indent);
    end_obj();
    
}


/*-------------------------------------------------------------------------
 * Function:    init_table
 *
 * Purpose:     allocate and initialize tables for shared groups, datasets, 
 *              and committed types
 *
 * Return:      void
 *
 * Programmer:  Ruey-Hsia Li
 *
 * Modifications:
 *
 *-----------------------------------------------------------------------*/
static void
init_table (void){
int i;
	
	group_table = malloc(sizeof(table_t));
	type_table = malloc(sizeof(table_t));
	dset_table = malloc(sizeof(table_t));

    group_table->size = dset_table->size = type_table->size = 20;
    group_table->nobjs = dset_table->nobjs = type_table->nobjs = 0;

    group_table->objs = (obj_t*) malloc(group_table->size*sizeof(obj_t));
    dset_table->objs = (obj_t*) malloc(dset_table->size*sizeof(obj_t));
    type_table->objs = (obj_t*) malloc(type_table->size*sizeof(obj_t));

    for (i = 0; i < group_table->size; i++) {
         group_table->objs[i].objno[0] = group_table->objs[i].objno[1] = 0;
         group_table->objs[i].displayed = 0;
         group_table->objs[i].recorded = 0;
    }

    for (i = 0; i < dset_table->size; i++) {
         dset_table->objs[i].objno[0] = dset_table->objs[i].objno[1] = 0;
         dset_table->objs[i].displayed = 0;
         dset_table->objs[i].recorded = 0;
    }

    for (i = 0; i < type_table->size; i++) {
         type_table->objs[i].objno[0] = type_table->objs[i].objno[1] = 0;
         type_table->objs[i].displayed = 0;
         type_table->objs[i].recorded = 0;
    }

    prefix = (char *) malloc(prefix_len * sizeof (char));
    *prefix = '\0';
}



#if H5DUMP_DEBUG
/*-------------------------------------------------------------------------
 * Function:    dump_tables
 *
 * Purpose:     display the contents of tables for debugging purposes
 *
 * Return:      void
 *
 * Programmer:  Ruey-Hsia Li
 *
 * Modifications:
 *
 *-----------------------------------------------------------------------*/

static void 
dump_tables(void) {
int i;

    printf("group_table: # of entries = %d\n", group_table->nobjs);
    for ( i = 0; i < group_table->nobjs; i++)
        printf ("%ul %ul %s %d %d\n", group_table->objs[i].objno[0],
                                   group_table->objs[i].objno[1],
                                   group_table->objs[i].objname,
                                   group_table->objs[i].displayed,
                                   group_table->objs[i].recorded);

    printf("\ndset_table: # of entries = %d\n", dset_table->nobjs);
    for ( i = 0; i < dset_table->nobjs; i++)
        printf ("%ul %ul %s %d %d\n", dset_table->objs[i].objno[0],
                                   dset_table->objs[i].objno[1],
                                   dset_table->objs[i].objname,
                                   dset_table->objs[i].displayed,
                                   dset_table->objs[i].recorded);
   
    printf("\ntype_table: # of entries = %d\n", type_table->nobjs);
    for ( i = 0; i < type_table->nobjs; i++)
        printf ("%ul %ul %s %d %d\n", type_table->objs[i].objno[0],
                                   type_table->objs[i].objno[1],
                                   type_table->objs[i].objname,
                                   type_table->objs[i].displayed,
                                   type_table->objs[i].recorded);
}

#endif



/*-------------------------------------------------------------------------
 * Function:    dump_data
 *
 * Purpose:     Dump attribute or dataset data
 *
 * Return:      void
 *
 * Programmer:  Ruey-Hsia Li
 *
 * Modifications:
 *
 *-----------------------------------------------------------------------*/
static void
dump_data (hid_t obj_id, int obj_data) {

    indent += COL;
    indentation (indent);
    printf("%s %s\n", DATA, BEGIN);

    /* Print all the values. */
    if (print_data(obj_id, -1, obj_data) < 0) {
        indentation(indent+COL);
        printf("Unable to print data.\n");
        status = 1;
    }

    indentation(indent);
    printf("%s\n", END);
    indent -= COL;
}


/*-------------------------------------------------------------------------
 * Function:    main
 *
 * Purpose:     HDF5 dumper
 *
 * Return:      Success:	0
 *              Failure:	1
 *
 * Programmer:  Ruey-Hsia Li
 *
 * Modifications:
 *
 *-----------------------------------------------------------------------*/
int
main(int argc, char *argv[])
{
    hid_t fid, gid, dsetid, typeid;
    hid_t plist=H5P_DEFAULT;
    const char *fname = NULL;
    int i, index, curr_arg, display_bb=0, display_all=1, newwidth= 0;
    int nopts=0, *opts;
    char *buf, name[128], name1[128];
    H5G_stat_t statbuf;
    void *edata;
    hid_t (*func)(void*);
	find_objs_t *info = malloc(sizeof(find_objs_t));
	


    /* Disable error reporting */
    H5Eget_auto (&func, &edata);
    H5Eset_auto (NULL, NULL);

    if (argc < 2 ) {
        usage();
        exit(1);
    }

/*init the programtype var fromt he tools lib*/
	programtype = H5DUMP;

    opts = malloc((argc/2) * sizeof (int));
    opts[0] = -1;
    /* parse command line options */
    for (curr_arg = 1; curr_arg < argc; curr_arg++) 

         if (argv[curr_arg][0] == '-') {

             opts[nopts++] = curr_arg;

             if (!strcmp(argv[curr_arg],"-h")) {
                 usage();
                 free(opts);
                 exit(0);

             } else if (!strcmp(argv[curr_arg],"-bb"))

                 display_bb = 1;

             else if (!strcmp(argv[curr_arg],"-header")) 

                 display_data=0;

			 else if (!strcmp(argv[curr_arg],"-v"))

				 display_oid = 1;

			 else if (!strcmp(argv[curr_arg],"-w")){
				 /*
				 this way we know which arg was the -w
				 we know it won't be 0 since curr_arg starts at 1
				 */
				 newwidth = curr_arg;
			 }
             else if (strcmp(argv[curr_arg],"-a") &&
                      strcmp(argv[curr_arg],"-d") &&
                      strcmp(argv[curr_arg],"-g") &&
                      strcmp(argv[curr_arg],"-l") &&
                      strcmp(argv[curr_arg],"-t")) {

                 fprintf(stderr, "h5dump error: illegal option %s \n", 
                         argv[curr_arg]);
                 usage();
                 free(opts);
                 exit(1);
             } else display_all = 0;
         } 

    /* check names */
    if (argc == 2) {
        if (opts[0] == 1) { /* argv[1] is an option */
            fprintf(stderr, "h5dump error: no <names> or no <file>\n");
            usage();
            free(opts);
            exit(1);
        }
    } else {
        for (i = 0; i < nopts-1; i++) {
             if (opts[i+1]-opts[i] == 1) {
                if (strcmp(argv[opts[i]], "-bb") &&
                    strcmp(argv[opts[i]], "-header") &&
					strcmp(argv[opts[i]], "-v")) {
                    fprintf(stderr,"h5dump error: no <names> after option %s\n",
                            argv[opts[i]]);
                    usage();
                    free(opts);
                    exit(1);
                } 
             }
        }
        if (argc - opts[nopts-1] == 1) {
            fprintf(stderr,"h5dump error: no <file>\n");
            usage();
            free(opts);
            exit(1);
        } 
        if (argc - opts[nopts-1] == 2) {
            if (strcmp(argv[opts[i]], "-bb") &&
                strcmp(argv[opts[i]], "-header") &&
                strcmp(argv[opts[i]], "-v")) {
                fprintf (stderr, "h5dump error: no <file> or no <names> or no <number> after option %s\n", argv[opts[i]]);
                usage();
                free(opts);
                exit(1);
            }
        }
    } 


    if (argv[argc-1][0] == '\\') fname = &argv[argc-1][1];
    else fname = argv[argc-1];

    if ((fid = H5Fopen (fname, H5F_ACC_RDONLY, plist)) < 0) {
         fprintf (stderr, "h5dump error: unable to open file %s \n", fname);
         free(opts);
         exit(1);
    }

    /* allocate and initialize internal data structure */
    init_table();


	/*init the find_objs_t*/
	info->threshold = 0;
	info->prefix_len = 1024;
	info->prefix = malloc(sizeof(char)*info->prefix_len);
	*(info->prefix) = '\0';
	info->group_table = group_table;
	info->type_table = type_table;
	info->dset_table = dset_table;
	info->status = status;



    /* find all shared objects */
    H5Giterate (fid, "/", NULL, find_objs, (void*)info);
    strcpy(prefix, "");

    /* does there exist unamed committed data type */
    for ( i = 0; i < type_table->nobjs; i++)
          if (type_table->objs[i].recorded == 0) unamedtype = 1;


    #ifdef H5DUMP_DEBUG
        dump_tables();
    #endif


    if (info->status) {
        printf("internal error! \n");
        goto done;
    }

    /* start to dump */
    begin_obj("HDF5", fname);

	
    if (display_bb) dump_bb();
	
	if (newwidth) {
		sscanf(argv[newwidth + 1], "%d", &nCols);
	}

    if (display_all) {

        if ((gid = H5Gopen (fid, "/")) < 0 ) {
             fprintf(stdout, "h5dump error: unable to open root group\n");
             status = 1;
        } else 
             dump_group(gid, "/");

        if (H5Gclose (gid) < 0) {
            fprintf(stdout, "h5dump error: unable to close root group\n");
            status = 1;
        }

    } else

      for (i = 0; i < nopts; i++) {
           if (!strcmp(argv[opts[i]],"-a")) { 

               for (curr_arg = opts[i]+1; 
                    curr_arg < ((i+1)==nopts?(argc-1):opts[i+1]); 
                    curr_arg++) 
                    dump_selected_attr (fid, argv[curr_arg]);

           } else if (!strcmp(argv[opts[i]],"-d")) {
                for (curr_arg = opts[i]+1; 
                     curr_arg < ((i+1)==nopts?(argc-1):opts[i+1]); 
                     curr_arg++) {

                     if ((dsetid = H5Dopen (fid, argv[curr_arg]))<0) {
                         begin_obj (DATASET, argv[curr_arg]); 
                         indentation (COL);
                         fprintf (stdout, "h5dump error: unable to open %s\n", 
                                  argv[curr_arg]);
                         end_obj();
                         status = 1;
                     } else {
                         H5Gget_objinfo(dsetid, ".", TRUE, &statbuf);
                         if (statbuf.nlink > 1) {
                             index = search_obj (dset_table, statbuf.objno);
                             if (index >= 0) {
                                 if (dset_table->objs[index].displayed) {
                                     begin_obj(DATASET, argv[curr_arg]);
                                     indentation (indent+COL);
                                     printf("%s \"%s\"\n", HARDLINK,
                                                           dset_table->objs[index].objname);
                                     indentation (indent);
                                     end_obj();
                                 } else {
                                     strcpy(dset_table->objs[index].objname, argv[curr_arg]);
                                     dset_table->objs[index].displayed = 1;
                                     dump_dataset(dsetid, argv[curr_arg]);
                                 }
                             } else status = 1;
                         } else
                             dump_dataset(dsetid, argv[curr_arg]);
                         if (H5Dclose(dsetid)<1) status = 1;
                     }
          
                }



           } else if (!strcmp(argv[opts[i]],"-g")) {

                for (curr_arg = opts[i]+1; 
                     curr_arg < ((i+1)==nopts?(argc-1):opts[i+1]); 
                     curr_arg++) {
                     if ((gid = H5Gopen (fid, argv[curr_arg])) < 0) {
                         begin_obj (GROUPNAME, argv[curr_arg]); 
                         indentation (COL);
                         fprintf (stdout, "h5dump error: unable to open %s\n", 
                                  argv[curr_arg]);
                         end_obj();
                         status = 1;
                     } else {
                         H5Gget_objinfo(gid, ".", TRUE, &statbuf);
                         strcpy(prefix, argv[curr_arg]);
                         dump_group(gid, argv[curr_arg]);
                         if (H5Gclose (gid) < 0) status = 1;
                     }
                }

           } else if (!strcmp(argv[opts[i]],"-l")) {

                for (curr_arg = opts[i]+1; 
                     curr_arg < ((i+1)==nopts?(argc-1):opts[i+1]); 
                     curr_arg++) {


                     if (H5Gget_objinfo(fid, argv[curr_arg], FALSE, &statbuf) < 0) {
                         begin_obj(SOFTLINK, argv[curr_arg]);
                         indentation (COL);
                         fprintf(stdout, "h5dump error: unable to get obj info from %s\n", argv[curr_arg]);
                         end_obj();
                         status = 1;

                     } else if (statbuf.type == H5G_LINK) {

                         buf = malloc(statbuf.linklen*sizeof(char));
                         begin_obj(SOFTLINK, argv[curr_arg]);
                         indentation (COL);
                         if (H5Gget_linkval (fid, argv[curr_arg], statbuf.linklen, buf)>=0) 
                             printf ("LINKTARGET \"%s\"\n", buf);
                         else {
                             fprintf (stdout, "h5dump error: unable to get link value\n");
                             status = 1;
                         }
                         end_obj();
                         free(buf);

                     } else {
                         begin_obj(SOFTLINK, argv[curr_arg]);
                         indentation (COL);
                         fprintf(stdout, "h5dump error: %s is not a link\n", argv[curr_arg]);
                         end_obj();
                         status = 1;
                     }

                 }

           } else if (!strcmp(argv[opts[i]],"-t")) {


                for (curr_arg = opts[i]+1; 
                     curr_arg < ((i+1)==nopts?(argc-1):opts[i+1]); 
                     curr_arg++) {

                     if ((typeid=H5Topen (fid, argv[curr_arg])) < 0) {

                         /* check if argv[curr_arg] is unamed data type */
                         index = 0;
                         while (index < type_table->nobjs ) {
                             if (!type_table->objs[index].recorded) { /* unamed data type */
                                 sprintf(name,"#%lu:%lu\n", type_table->objs[index].objno[0], 
                                                            type_table->objs[index].objno[1]);
                                 sprintf(name1,"/#%lu:%lu\n", type_table->objs[index].objno[0], 
                                                            type_table->objs[index].objno[1]);
                                 if (!strncmp(name, argv[curr_arg], strlen(argv[curr_arg])) || 
                                     !strncmp(name1, argv[curr_arg], strlen(argv[curr_arg]))) {
                                      break;
                                  }
                             } 
                             index++;
                         }
                         if (index ==  type_table->nobjs) {  /* unknown type */
                              begin_obj (DATATYPE, argv[curr_arg]); 
                              indentation (COL);
                              fprintf (stdout, "h5dump error: unable to open %s\n", 
                                       argv[curr_arg]);
                              end_obj();
                              status = 1;
                         } else {
                              dsetid = H5Dopen (fid, type_table->objs[index].objname) ;
                              typeid = H5Dget_type (dsetid);
                              dump_named_datatype (typeid, argv[curr_arg]);
                              H5Tclose(typeid);
                              H5Dclose(dsetid);
                         }

                     } else {
                         dump_named_datatype (typeid, argv[curr_arg]);
                         if (H5Tclose(typeid) < 0) status = 1;
                     }
                }
           } 
      }

    end_obj();

done:

    H5Eset_auto (func, edata);
    free(opts);
    if (H5Fclose (fid) < 0) status = 1;

    free (group_table->objs);
    free (dset_table->objs);
    free (type_table->objs);
    free (prefix);
	free (info->prefix);
	free (info);
    return status;

}


/*-------------------------------------------------------------------------
 * Function:    print_enum
 *
 * Purpose:     prints the enum data - 
 *
 * Return:      void
 *
 * Programmer:  Patrick Lu
 *
 * Modifications:
 *
 * NOTE: this function was taken from h5ls. should be moved into the toolslib
 * 
 *-----------------------------------------------------------------------*/
static void print_enum(hid_t type){
    char	**name=NULL;	/*member names				*/
    unsigned char *value=NULL;	/*value array				*/
    int		nmembs;		/*number of members			*/
    int		nchars;		/*number of output characters		*/
    hid_t	super;		/*enum base integer type		*/
    hid_t	native=-1;	/*native integer data type		*/
    size_t	dst_size;	/*destination value type size		*/
    int		i;		/*miscellaneous counters		*/
    size_t	j;	
 
	nmembs =  H5Tget_nmembers(type);
    super = H5Tget_super(type);
	/*
     * Determine what data type to use for the native values.  To simplify
     * things we entertain three possibilities:
     *  1. long_long -- the largest native signed integer
     *	2. unsigned long_long -- the largest native unsigned integer
     *	3. raw format
     */
    if (H5Tget_size(type)<=sizeof(long_long)) {
	dst_size = sizeof(long_long);
	if (H5T_SGN_NONE==H5Tget_sign(type)) {
	    native = H5T_NATIVE_ULLONG;
	} else {
	    native = H5T_NATIVE_LLONG;
	}
    } else {
	dst_size = H5Tget_size(type);
    }

    /* Get the names and raw values of all members */
    name = calloc(nmembs, sizeof(char*));
    value = calloc(nmembs, MAX(H5Tget_size(type), dst_size));
    for (i=0; i<nmembs; i++) {
	name[i] = H5Tget_member_name(type, i);
	H5Tget_member_value(type, i, value+i*H5Tget_size(type));
    }

    /* Convert values to native data type */
    if (native>0) H5Tconvert(super, native, nmembs, value, NULL, H5P_DEFAULT);

    /* Sort members by increasing value */
    /*not implemented yet*/

    /* Print members */
    for (i=0; i<nmembs; i++) {
	printf("\n%*s", indent+4, "");
	nchars = printf("\"%s\"",name[i]);/*display_string(stdout, name[i], TRUE);*/
	printf("%*s   ", MAX(0, 16-nchars), "");

	if (native<0) {
	    printf("0x");
	    for (j=0; j<dst_size; j++) {
		printf("%02x", value[i*dst_size+j]);
	    }
	} else if (H5T_SGN_NONE==H5Tget_sign(native)) {
	    printf("%"PRINTF_LL_WIDTH"u",
		   *((unsigned long_long*)((void*)(value+i*dst_size))));
	} else {
	    printf("%"PRINTF_LL_WIDTH"d",
		   *((long_long*)((void*)(value+i*dst_size))));
	}
	printf(";");
    }

    /* Release resources */
    for (i=0; i<nmembs; i++) free(name[i]);
    free(name);
    free(value);
    H5Tclose(super);

    if (0==nmembs) printf("\n%*s <empty>", indent+4, "");
   /* printf("\n%*s}", indent, "");*/
   /* return TRUE;*/
}

/*-------------------------------------------------------------------------
 * Function:    dump_oid
 *
 * Purpose:     Prints the object ids
 *
 * Return:      void
 *
 * Programmer:  Patrick Lu
 *
 * Modifications:
 *
 *-----------------------------------------------------------------------*/
static void 
dump_oid(hid_t oid){	
	

    indent += COL;
    indentation (indent);

    printf ("%s %s ", OBJID, BEGIN);
	printf("%d", oid);
    printf (" %s\n", END);  
	indent -= COL;
}