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-rw-r--r--tools/h5repack/h5repack_parse.c859
1 files changed, 463 insertions, 396 deletions
diff --git a/tools/h5repack/h5repack_parse.c b/tools/h5repack/h5repack_parse.c
index 9f798e9..8a297a7 100644
--- a/tools/h5repack/h5repack_parse.c
+++ b/tools/h5repack/h5repack_parse.c
@@ -31,6 +31,7 @@
* FLET, to apply the HDF5 checksum filter
* NBIT, to apply the HDF5 NBIT filter (NBIT compression)
* SOFF, to apply the HDF5 scale+offset filter (compression)
+ * UD, to apply a User Defined filter k, m, n1[,…,nm]
* NONE, to remove the filter
*
* Examples:
@@ -51,402 +52,468 @@ obj_list_t* parse_filter(const char *str,
pack_opt_t *options,
int *is_glb)
{
- unsigned i, u;
- char c;
- size_t len=HDstrlen(str);
- int j, m, n, k, l, end_obj=-1, no_param=0;
- char sobj[MAX_NC_NAME];
- char scomp[10];
- char stype[5];
- char smask[3];
- obj_list_t* obj_list=NULL;
- unsigned pixels_per_block;
-
-
- /* initialize compression info */
- HDmemset(filt,0,sizeof(filter_info_t));
- *is_glb = 0;
-
- /* check for the end of object list and number of objects */
- for ( i = 0, n = 0; i < len; i++)
- {
- c = str[i];
- if ( c==':' )
- {
- end_obj=i;
- }
- if ( c==',' )
- {
- n++;
- }
- }
-
- if (end_obj==-1) /* missing : */
- {
- /* apply to all objects */
- options->all_filter=1;
- *is_glb = 1;
- }
-
- n++;
- obj_list = (obj_list_t*) HDmalloc(n*sizeof(obj_list_t));
- if (obj_list==NULL)
- {
- error_msg("could not allocate object list\n");
- return NULL;
- }
- *n_objs=n;
-
- /* get object list */
- for ( j = 0, k = 0, n = 0; j < end_obj; j++, k++)
- {
- c = str[j];
- sobj[k] = c;
- if ( c==',' || j==end_obj-1)
- {
- if ( c==',') sobj[k]='\0'; else sobj[k+1]='\0';
- HDstrcpy(obj_list[n].obj,sobj);
- HDmemset(sobj,0,sizeof(sobj));
- n++;
- k=-1;
- }
- }
- /* nothing after : */
- if (end_obj+1==(int)len)
- {
- if (obj_list) HDfree(obj_list);
- error_msg("input Error: Invalid compression type in <%s>\n",str);
- HDexit(EXIT_FAILURE);
- }
-
-
- /* get filter additional parameters */
- m=0;
- for ( i=end_obj+1, k=0, j=0; i<len; i++,k++)
- {
- c = str[i];
- scomp[k]=c;
- if ( c=='=' || i==len-1)
- {
- if ( c=='=') /*one more parameter */
- {
- scomp[k]='\0'; /*cut space */
-
- /*-------------------------------------------------------------------------
- * H5Z_FILTER_SZIP
- * szip has the format SZIP=<pixels per block,coding>
- * pixels per block is a even number in 2-32 and coding method is 'EC' or 'NN'
- * example SZIP=8,NN
- *-------------------------------------------------------------------------
- */
- if (HDstrcmp(scomp,"SZIP")==0)
- {
- l=-1; /* mask index check */
- for ( m=0,u=i+1; u<len; u++,m++)
- {
- if (str[u]==',')
- {
- stype[m]='\0'; /* end digit of szip */
- l=0; /* start EC or NN search */
- u++; /* skip ',' */
- }
- c = str[u];
- if (!isdigit(c) && l==-1){
- if (obj_list) HDfree(obj_list);
- error_msg("compression parameter not digit in <%s>\n",str);
- HDexit(EXIT_FAILURE);
- }
- if (l==-1)
- stype[m]=c;
- else
- {
- smask[l]=c;
- l++;
- if (l==2)
- {
- smask[l]='\0';
- i=len-1; /* end */
- (*n_objs)--; /* we counted an extra ',' */
- if (HDstrcmp(smask,"NN")==0)
- filt->cd_values[j++]=H5_SZIP_NN_OPTION_MASK;
- else if (HDstrcmp(smask,"EC")==0)
- filt->cd_values[j++]=H5_SZIP_EC_OPTION_MASK;
- else
- {
- error_msg("szip mask must be 'NN' or 'EC' \n");
- HDexit(EXIT_FAILURE);
- }
-
-
- }
- }
-
- } /* u */
- } /*if */
-
- /*-------------------------------------------------------------------------
- * H5Z_FILTER_SCALEOFFSET
- * scaleoffset has the format SOFF=<scale_factor,scale_type>
- * scale_type can be
- * integer datatype, H5Z_SO_INT (IN)
- * float datatype using D-scaling method, H5Z_SO_FLOAT_DSCALE (DS)
- * float datatype using E-scaling method, H5Z_SO_FLOAT_ESCALE (ES) , not yet implemented
- * for integer datatypes, scale_factor denotes Minimum Bits
- * for float datatypes, scale_factor denotes decimal scale factor
- * examples
- * SOFF=31,IN
- * SOFF=3,DF
- *-------------------------------------------------------------------------
- */
-
- else if (HDstrcmp(scomp,"SOFF")==0)
- {
- l=-1; /* mask index check */
- for ( m=0,u=i+1; u<len; u++,m++)
- {
- if (str[u]==',')
- {
- stype[m]='\0'; /* end digit */
- l=0; /* start 'IN' , 'DS', or 'ES' search */
- u++; /* skip ',' */
- }
- c = str[u];
- if (!isdigit(c) && l==-1){
- if (obj_list) HDfree(obj_list);
- error_msg("compression parameter is not a digit in <%s>\n",str);
- HDexit(EXIT_FAILURE);
- }
- if (l==-1)
- stype[m]=c;
- else
- {
- smask[l]=c;
- l++;
- if (l==2)
- {
- smask[l]='\0';
- i=len-1; /* end */
- (*n_objs)--; /* we counted an extra ',' */
- if (HDstrcmp(smask,"IN")==0)
- filt->cd_values[j++]=H5Z_SO_INT;
- else if (HDstrcmp(smask,"DS")==H5Z_SO_FLOAT_DSCALE)
- filt->cd_values[j++]=H5Z_SO_FLOAT_DSCALE;
- else
- {
- error_msg("scale type must be 'IN' or 'DS' \n");
- HDexit(EXIT_FAILURE);
- }
-
- }
- }
-
- } /* u */
- } /*if */
-
-
- /*-------------------------------------------------------------------------
- * all other filters
- *-------------------------------------------------------------------------
- */
-
- else
- {
- /* here we could have 1 or 2 digits */
- for ( m=0,u=i+1; u<len; u++,m++)
- {
- c = str[u];
- if (!isdigit(c)){
- if (obj_list) HDfree(obj_list);
- error_msg("compression parameter is not a digit in <%s>\n",str);
- HDexit(EXIT_FAILURE);
- }
- stype[m]=c;
- } /* u */
-
- stype[m]='\0';
- } /*if */
-
-
-
- filt->cd_values[j++]=atoi(stype);
- i+=m; /* jump */
- }
- else if (i==len-1)
- { /*no more parameters */
- scomp[k+1]='\0';
- no_param=1;
- }
-
- /*-------------------------------------------------------------------------
- * translate from string to filter symbol
- *-------------------------------------------------------------------------
- */
-
- /*-------------------------------------------------------------------------
- * H5Z_FILTER_NONE
- *-------------------------------------------------------------------------
- */
- if (HDstrcmp(scomp,"NONE")==0)
- {
- filt->filtn=H5Z_FILTER_NONE;
- filt->cd_nelmts = 0;
- }
-
- /*-------------------------------------------------------------------------
- * H5Z_FILTER_DEFLATE
- *-------------------------------------------------------------------------
- */
- else if (HDstrcmp(scomp,"GZIP")==0)
- {
- filt->filtn=H5Z_FILTER_DEFLATE;
- filt->cd_nelmts = 1;
- if (no_param)
- { /*no more parameters, GZIP must have parameter */
- if (obj_list) HDfree(obj_list);
- error_msg("missing compression parameter in <%s>\n",str);
- HDexit(EXIT_FAILURE);
- }
- }
-
- /*-------------------------------------------------------------------------
- * H5Z_FILTER_SZIP
- *-------------------------------------------------------------------------
- */
- else if (HDstrcmp(scomp,"SZIP")==0)
- {
- filt->filtn=H5Z_FILTER_SZIP;
- filt->cd_nelmts = 2;
- if (no_param)
- { /*no more parameters, SZIP must have parameter */
- if (obj_list) HDfree(obj_list);
- error_msg("missing compression parameter in <%s>\n",str);
- HDexit(EXIT_FAILURE);
- }
- }
-
- /*-------------------------------------------------------------------------
- * H5Z_FILTER_SHUFFLE
- *-------------------------------------------------------------------------
- */
- else if (HDstrcmp(scomp,"SHUF")==0)
- {
- filt->filtn=H5Z_FILTER_SHUFFLE;
- filt->cd_nelmts = 0;
- if (m>0)
- { /*shuffle does not have parameter */
- if (obj_list) HDfree(obj_list);
- error_msg("extra parameter in SHUF <%s>\n",str);
- HDexit(EXIT_FAILURE);
- }
- }
- /*-------------------------------------------------------------------------
- * H5Z_FILTER_FLETCHER32
- *-------------------------------------------------------------------------
- */
- else if (HDstrcmp(scomp,"FLET")==0)
- {
- filt->filtn=H5Z_FILTER_FLETCHER32;
- filt->cd_nelmts = 0;
- if (m>0)
- { /*shuffle does not have parameter */
- if (obj_list) HDfree(obj_list);
- error_msg("extra parameter in FLET <%s>\n",str);
- HDexit(EXIT_FAILURE);
- }
- }
- /*-------------------------------------------------------------------------
- * H5Z_FILTER_NBIT
- *-------------------------------------------------------------------------
- */
- else if (HDstrcmp(scomp,"NBIT")==0)
- {
- filt->filtn=H5Z_FILTER_NBIT;
- filt->cd_nelmts = 0;
- if (m>0)
- { /*nbit does not have parameter */
- if (obj_list) HDfree(obj_list);
- error_msg("extra parameter in NBIT <%s>\n",str);
- HDexit(EXIT_FAILURE);
- }
- }
- /*-------------------------------------------------------------------------
- * H5Z_FILTER_SCALEOFFSET
- *-------------------------------------------------------------------------
- */
- else if (HDstrcmp(scomp,"SOFF")==0)
- {
- filt->filtn=H5Z_FILTER_SCALEOFFSET;
- filt->cd_nelmts = 2;
- if (no_param)
- { /*no more parameters, SOFF must have parameter */
- if (obj_list) HDfree(obj_list);
- error_msg("missing compression parameter in <%s>\n",str);
- HDexit(EXIT_FAILURE);
- }
- }
- else {
- if (obj_list) HDfree(obj_list);
- error_msg("invalid filter type in <%s>\n",str);
- HDexit(EXIT_FAILURE);
- }
- }
- } /*i*/
-
- /*-------------------------------------------------------------------------
- * check valid parameters
- *-------------------------------------------------------------------------
- */
-
- switch (filt->filtn)
- {
-
- /*-------------------------------------------------------------------------
- * H5Z_FILTER_DEFLATE
- *-------------------------------------------------------------------------
- */
-
- case H5Z_FILTER_DEFLATE:
- if (filt->cd_values[0]>9 )
- {
- if (obj_list) HDfree(obj_list);
- error_msg("invalid compression parameter in <%s>\n",str);
- HDexit(EXIT_FAILURE);
- }
- break;
-
- /*-------------------------------------------------------------------------
- * H5Z_FILTER_SZIP
- *-------------------------------------------------------------------------
- */
-
- case H5Z_FILTER_SZIP:
- pixels_per_block=filt->cd_values[0];
- if ((pixels_per_block%2)==1)
- {
- if (obj_list) HDfree(obj_list);
- error_msg("pixels_per_block is not even in <%s>\n",str);
- HDexit(EXIT_FAILURE);
- }
- if (pixels_per_block>H5_SZIP_MAX_PIXELS_PER_BLOCK)
- {
- if (obj_list) HDfree(obj_list);
- error_msg("pixels_per_block is too large in <%s>\n",str);
- HDexit(EXIT_FAILURE);
- }
- if ( (HDstrcmp(smask,"NN")!=0) && (HDstrcmp(smask,"EC")!=0) )
- {
- if (obj_list) HDfree(obj_list);
- error_msg("szip mask must be 'NN' or 'EC' \n");
- HDexit(EXIT_FAILURE);
- }
- break;
- default:
- break;
-
-
- };
-
- return obj_list;
+ unsigned i, u;
+ char c;
+ size_t len=HDstrlen(str);
+ int j, m, n, k, l, p, r, q, end_obj=-1, no_param=0;
+ char sobj[MAX_NC_NAME];
+ char scomp[10];
+ char stype[5];
+ char smask[3];
+ obj_list_t* obj_list=NULL;
+ unsigned pixels_per_block;
+
+
+ /* initialize compression info */
+ HDmemset(filt,0,sizeof(filter_info_t));
+ *is_glb = 0;
+
+ /* check for the end of object list and number of objects */
+ for ( i = 0, n = 0; i < len; i++)
+ {
+ c = str[i];
+ if ( c==':' )
+ {
+ end_obj=i;
+ }
+ if ( c==',' )
+ {
+ n++;
+ }
+ }
+
+ if (end_obj==-1) /* missing : */
+ {
+ /* apply to all objects */
+ options->all_filter=1;
+ *is_glb = 1;
+ }
+
+ n++;
+ obj_list = (obj_list_t*) HDmalloc(n*sizeof(obj_list_t));
+ if (obj_list==NULL)
+ {
+ error_msg("could not allocate object list\n");
+ return NULL;
+ }
+ *n_objs=n;
+
+ /* get object list */
+ for ( j = 0, k = 0, n = 0; j < end_obj; j++, k++)
+ {
+ c = str[j];
+ sobj[k] = c;
+ if ( c==',' || j==end_obj-1)
+ {
+ if ( c==',') sobj[k]='\0'; else sobj[k+1]='\0';
+ HDstrcpy(obj_list[n].obj,sobj);
+ HDmemset(sobj,0,sizeof(sobj));
+ n++;
+ k=-1;
+ }
+ }
+ /* nothing after : */
+ if (end_obj+1==(int)len)
+ {
+ if (obj_list) HDfree(obj_list);
+ error_msg("input Error: Invalid compression type in <%s>\n",str);
+ HDexit(EXIT_FAILURE);
+ }
+
+
+ /* get filter additional parameters */
+ m=0;
+ for ( i=end_obj+1, k=0, j=0; i<len; i++,k++)
+ {
+ c = str[i];
+ scomp[k]=c;
+ if ( c=='=' || i==len-1)
+ {
+ if ( c=='=') /*one more parameter */
+ {
+ scomp[k]='\0'; /*cut space */
+
+ /*-------------------------------------------------------------------------
+ * H5Z_FILTER_SZIP
+ * szip has the format SZIP=<pixels per block,coding>
+ * pixels per block is a even number in 2-32 and coding method is 'EC' or 'NN'
+ * example SZIP=8,NN
+ *-------------------------------------------------------------------------
+ */
+ if (HDstrcmp(scomp,"SZIP")==0)
+ {
+ l=-1; /* mask index check */
+ for ( m=0,u=i+1; u<len; u++,m++)
+ {
+ if (str[u]==',')
+ {
+ stype[m]='\0'; /* end digit of szip */
+ l=0; /* start EC or NN search */
+ u++; /* skip ',' */
+ }
+ c = str[u];
+ if (!isdigit(c) && l==-1)
+ {
+ if (obj_list) HDfree(obj_list);
+ error_msg("compression parameter not digit in <%s>\n",str);
+ HDexit(EXIT_FAILURE);
+ }
+ if (l==-1)
+ stype[m]=c;
+ else
+ {
+ smask[l]=c;
+ l++;
+ if (l==2)
+ {
+ smask[l]='\0';
+ i=len-1; /* end */
+ (*n_objs)--; /* we counted an extra ',' */
+ if (HDstrcmp(smask,"NN")==0)
+ filt->cd_values[j++]=H5_SZIP_NN_OPTION_MASK;
+ else if (HDstrcmp(smask,"EC")==0)
+ filt->cd_values[j++]=H5_SZIP_EC_OPTION_MASK;
+ else
+ {
+ error_msg("szip mask must be 'NN' or 'EC' \n");
+ HDexit(EXIT_FAILURE);
+ }
+
+
+ }
+ }
+
+ } /* u */
+ } /*if */
+
+ /*-------------------------------------------------------------------------
+ * H5Z_FILTER_SCALEOFFSET
+ * scaleoffset has the format SOFF=<scale_factor,scale_type>
+ * scale_type can be
+ * integer datatype, H5Z_SO_INT (IN)
+ * float datatype using D-scaling method, H5Z_SO_FLOAT_DSCALE (DS)
+ * float datatype using E-scaling method, H5Z_SO_FLOAT_ESCALE (ES) , not yet implemented
+ * for integer datatypes, scale_factor denotes Minimum Bits
+ * for float datatypes, scale_factor denotes decimal scale factor
+ * examples
+ * SOFF=31,IN
+ * SOFF=3,DF
+ *-------------------------------------------------------------------------
+ */
+
+ else if (HDstrcmp(scomp,"SOFF")==0)
+ {
+ l=-1; /* mask index check */
+ for ( m=0,u=i+1; u<len; u++,m++)
+ {
+ if (str[u]==',')
+ {
+ stype[m]='\0'; /* end digit */
+ l=0; /* start 'IN' , 'DS', or 'ES' search */
+ u++; /* skip ',' */
+ }
+ c = str[u];
+ if (!isdigit(c) && l==-1)
+ {
+ if (obj_list) HDfree(obj_list);
+ error_msg("compression parameter is not a digit in <%s>\n",str);
+ HDexit(EXIT_FAILURE);
+ }
+ if (l==-1)
+ stype[m]=c;
+ else
+ {
+ smask[l]=c;
+ l++;
+ if (l==2)
+ {
+ smask[l]='\0';
+ i=len-1; /* end */
+ (*n_objs)--; /* we counted an extra ',' */
+ if (HDstrcmp(smask,"IN")==0)
+ filt->cd_values[j++]=H5Z_SO_INT;
+ else if (HDstrcmp(smask,"DS")==H5Z_SO_FLOAT_DSCALE)
+ filt->cd_values[j++]=H5Z_SO_FLOAT_DSCALE;
+ else
+ {
+ error_msg("scale type must be 'IN' or 'DS' \n");
+ HDexit(EXIT_FAILURE);
+ }
+
+ }
+ }
+
+ } /* u */
+ } /*if */
+ /*-------------------------------------------------------------------------
+ * User Defined
+ * has the format UD=<filter_number,cd_value_count,value_1[,value_2,...,value_N]>
+ * BZIP2 example
+ * UD=307,1,9
+ *-------------------------------------------------------------------------
+ */
+
+ else if (HDstrcmp(scomp,"UD")==0)
+ {
+ l=-1; /* filter number index check */
+ p=-1; /* CD_VAL count check */
+ r=-1; /* CD_VAL check */
+ for ( m=0,q=0,u=i+1; u<len; u++,m++,q++)
+ {
+ if (str[u]==',')
+ {
+ stype[q]='\0'; /* end digit */
+ if (l==-1)
+ {
+ filt->filtn=atoi(stype);
+ l=0;
+ }
+ else if (p==-1)
+ {
+ filt->cd_nelmts=atoi(stype);
+ p=0;
+ }
+ else
+ r=0;
+ q=0;
+ u++; /* skip ',' */
+ }
+ c = str[u];
+ if (!isdigit(c) && l==-1)
+ {
+ if (obj_list) HDfree(obj_list);
+ error_msg("filter number parameter is not a digit in <%s>\n",str);
+ HDexit(EXIT_FAILURE);
+ }
+ stype[q]=c;
+ if (l==0 && p==0)
+ {
+ if (r==0)
+ filt->cd_values[j++]=atoi(stype);
+ }
+
+ } /* u */
+
+ stype[q]='\0';
+ } /*if */
+
+
+ /*-------------------------------------------------------------------------
+ * all other filters
+ *-------------------------------------------------------------------------
+ */
+
+ else
+ {
+ /* here we could have 1 or 2 digits */
+ for ( m=0,u=i+1; u<len; u++,m++)
+ {
+ c = str[u];
+ if (!isdigit(c)){
+ if (obj_list) HDfree(obj_list);
+ error_msg("compression parameter is not a digit in <%s>\n",str);
+ HDexit(EXIT_FAILURE);
+ }
+ stype[m]=c;
+ } /* u */
+
+ stype[m]='\0';
+ } /*if */
+
+
+
+ filt->cd_values[j++]=atoi(stype);
+ i+=m; /* jump */
+ }
+ else if (i==len-1)
+ { /*no more parameters */
+ scomp[k+1]='\0';
+ no_param=1;
+ }
+
+ /*-------------------------------------------------------------------------
+ * translate from string to filter symbol
+ *-------------------------------------------------------------------------
+ */
+
+ /*-------------------------------------------------------------------------
+ * H5Z_FILTER_NONE
+ *-------------------------------------------------------------------------
+ */
+ if (HDstrcmp(scomp,"NONE")==0)
+ {
+ filt->filtn=H5Z_FILTER_NONE;
+ filt->cd_nelmts = 0;
+ }
+
+ /*-------------------------------------------------------------------------
+ * H5Z_FILTER_DEFLATE
+ *-------------------------------------------------------------------------
+ */
+ else if (HDstrcmp(scomp,"GZIP")==0)
+ {
+ filt->filtn=H5Z_FILTER_DEFLATE;
+ filt->cd_nelmts = 1;
+ if (no_param)
+ { /*no more parameters, GZIP must have parameter */
+ if (obj_list) HDfree(obj_list);
+ error_msg("missing compression parameter in <%s>\n",str);
+ HDexit(EXIT_FAILURE);
+ }
+ }
+
+ /*-------------------------------------------------------------------------
+ * H5Z_FILTER_SZIP
+ *-------------------------------------------------------------------------
+ */
+ else if (HDstrcmp(scomp,"SZIP")==0)
+ {
+ filt->filtn=H5Z_FILTER_SZIP;
+ filt->cd_nelmts = 2;
+ if (no_param)
+ { /*no more parameters, SZIP must have parameter */
+ if (obj_list) HDfree(obj_list);
+ error_msg("missing compression parameter in <%s>\n",str);
+ HDexit(EXIT_FAILURE);
+ }
+ }
+
+ /*-------------------------------------------------------------------------
+ * H5Z_FILTER_SHUFFLE
+ *-------------------------------------------------------------------------
+ */
+ else if (HDstrcmp(scomp,"SHUF")==0)
+ {
+ filt->filtn=H5Z_FILTER_SHUFFLE;
+ filt->cd_nelmts = 0;
+ if (m>0)
+ { /*shuffle does not have parameter */
+ if (obj_list) HDfree(obj_list);
+ error_msg("extra parameter in SHUF <%s>\n",str);
+ HDexit(EXIT_FAILURE);
+ }
+ }
+ /*-------------------------------------------------------------------------
+ * H5Z_FILTER_FLETCHER32
+ *-------------------------------------------------------------------------
+ */
+ else if (HDstrcmp(scomp,"FLET")==0)
+ {
+ filt->filtn=H5Z_FILTER_FLETCHER32;
+ filt->cd_nelmts = 0;
+ if (m>0)
+ { /*shuffle does not have parameter */
+ if (obj_list) HDfree(obj_list);
+ error_msg("extra parameter in FLET <%s>\n",str);
+ HDexit(EXIT_FAILURE);
+ }
+ }
+ /*-------------------------------------------------------------------------
+ * H5Z_FILTER_NBIT
+ *-------------------------------------------------------------------------
+ */
+ else if (HDstrcmp(scomp,"NBIT")==0)
+ {
+ filt->filtn=H5Z_FILTER_NBIT;
+ filt->cd_nelmts = 0;
+ if (m>0)
+ { /*nbit does not have parameter */
+ if (obj_list) HDfree(obj_list);
+ error_msg("extra parameter in NBIT <%s>\n",str);
+ HDexit(EXIT_FAILURE);
+ }
+ }
+ /*-------------------------------------------------------------------------
+ * H5Z_FILTER_SCALEOFFSET
+ *-------------------------------------------------------------------------
+ */
+ else if (HDstrcmp(scomp,"SOFF")==0)
+ {
+ filt->filtn=H5Z_FILTER_SCALEOFFSET;
+ filt->cd_nelmts = 2;
+ if (no_param)
+ { /*no more parameters, SOFF must have parameter */
+ if (obj_list) HDfree(obj_list);
+ error_msg("missing compression parameter in <%s>\n",str);
+ HDexit(EXIT_FAILURE);
+ }
+ }
+ /*-------------------------------------------------------------------------
+ * User Defined Filter
+ *-------------------------------------------------------------------------
+ */
+ else if (HDstrcmp(scomp,"UD")==0)
+ {
+ if (filt->cd_nelmts != j)
+ { /* parameters does not match count */
+ if (obj_list) HDfree(obj_list);
+ error_msg("incorrect number of compression parameters in <%s>\n",str);
+ HDexit(EXIT_FAILURE);
+ }
+ }
+ else {
+ if (obj_list) HDfree(obj_list);
+ error_msg("invalid filter type in <%s>\n",str);
+ HDexit(EXIT_FAILURE);
+ }
+ }
+ } /*i*/
+
+ /*-------------------------------------------------------------------------
+ * check valid parameters
+ *-------------------------------------------------------------------------
+ */
+
+ switch (filt->filtn)
+ {
+
+ /*-------------------------------------------------------------------------
+ * H5Z_FILTER_DEFLATE
+ *-------------------------------------------------------------------------
+ */
+
+ case H5Z_FILTER_DEFLATE:
+ if (filt->cd_values[0]>9 )
+ {
+ if (obj_list) HDfree(obj_list);
+ error_msg("invalid compression parameter in <%s>\n",str);
+ HDexit(EXIT_FAILURE);
+ }
+ break;
+
+ /*-------------------------------------------------------------------------
+ * H5Z_FILTER_SZIP
+ *-------------------------------------------------------------------------
+ */
+
+ case H5Z_FILTER_SZIP:
+ pixels_per_block=filt->cd_values[0];
+ if ((pixels_per_block%2)==1)
+ {
+ if (obj_list) HDfree(obj_list);
+ error_msg("pixels_per_block is not even in <%s>\n",str);
+ HDexit(EXIT_FAILURE);
+ }
+ if (pixels_per_block>H5_SZIP_MAX_PIXELS_PER_BLOCK)
+ {
+ if (obj_list) HDfree(obj_list);
+ error_msg("pixels_per_block is too large in <%s>\n",str);
+ HDexit(EXIT_FAILURE);
+ }
+ if ( (HDstrcmp(smask,"NN")!=0) && (HDstrcmp(smask,"EC")!=0) )
+ {
+ if (obj_list) HDfree(obj_list);
+ error_msg("szip mask must be 'NN' or 'EC' \n");
+ HDexit(EXIT_FAILURE);
+ }
+ break;
+ default:
+ break;
+
+
+ };
+
+ return obj_list;
}