From be7ebb248fbe7d887b44b4aecbfe80f2517d53b1 Mon Sep 17 00:00:00 2001
From: Pedro Vicente Nunes <pvn@hdfgroup.org>
Date: Thu, 8 Jan 2004 10:53:32 -0500
Subject: [svn-r8040] Purpose: bug fix, code improvment

Description:
fixed a bug in the parse of chunking function
added some auxiliary functions to avoid repeated parts of the code in several places

Solution:

Platforms tested:
linux
solaris
AIX

Misc. update:
---
 tools/h5repack/h5repack.c          |  4 +-
 tools/h5repack/h5repack.h          |  4 ++
 tools/h5repack/h5repack_copy.c     | 11 ++++++
 tools/h5repack/h5repack_filters.c  | 80 ++++++++++++++++++++++++++------------
 tools/h5repack/h5repack_main.c     |  8 ++--
 tools/h5repack/h5repack_opttable.c | 34 +++++++++++++++-
 tools/h5repack/h5repack_parse.c    |  8 ++++
 tools/h5repack/h5repack_verify.c   |  1 +
 8 files changed, 119 insertions(+), 31 deletions(-)

diff --git a/tools/h5repack/h5repack.c b/tools/h5repack/h5repack.c
index 147b6db..a6a6989 100644
--- a/tools/h5repack/h5repack.c
+++ b/tools/h5repack/h5repack.c
@@ -178,8 +178,10 @@ int h5repack_addlayout(const char* str,
   
  obj_list_t  *obj_list=NULL;     /*one object list for the -t and -c option entry */
  int         n_objs;             /*number of objects in the current -t or -c option entry */
- int         j;
  pack_info_t pack;               /*info about layout to extract from parse */
+ int         j;
+
+ init_packobject(&pack);
 
  if (options->all_layout==1){
   printf("Error: Invalid layout input: all option \
diff --git a/tools/h5repack/h5repack.h b/tools/h5repack/h5repack.h
index 965219e..0b82aea 100644
--- a/tools/h5repack/h5repack.h
+++ b/tools/h5repack/h5repack.h
@@ -175,6 +175,10 @@ int do_copy_refobjs_inattr(hid_t loc_in,
 void read_info(const char *filename,pack_opt_t *options);
 void close_obj(H5G_obj_t obj_type, hid_t obj_id);
 
+void init_packobject(pack_info_t *obj);
+int print_filters(hid_t dcpl_id);
+
+
 
 /*-------------------------------------------------------------------------
  * filters
diff --git a/tools/h5repack/h5repack_copy.c b/tools/h5repack/h5repack_copy.c
index 2d6752b..3ca7c11 100644
--- a/tools/h5repack/h5repack_copy.c
+++ b/tools/h5repack/h5repack_copy.c
@@ -231,6 +231,9 @@ int do_copy_file(hid_t fidin,
    if ((msize=H5Tget_size(mtype_id))==0)
     goto error;
 
+   if (options->verbose)
+    print_filters(dcpl_id);
+
 
 /*-------------------------------------------------------------------------
  * object references are a special case
@@ -243,6 +246,7 @@ int do_copy_file(hid_t fidin,
 
     /* the information about the object to be filtered/"layouted" */
     pack_info_t obj;
+    init_packobject(&obj);
 
     /* get the storage size of the input dataset */
     dsize_in=H5Dget_storage_size(dset_in);
@@ -278,6 +282,13 @@ int do_copy_file(hid_t fidin,
      */
     if (filter_this(travt->objs[i].name,options,&obj))
     {
+     /* filters require CHUNK layout; if we do not have one define a default */
+     if (obj.chunk.rank==0)
+     {
+      obj.chunk.rank=rank;
+      for (j=0; j<rank; j++) 
+       obj.chunk.chunk_lengths[j] = dims[j] / 2;
+     }
      if (apply_filters(dcpl_id,H5Tget_size(mtype_id),options,&obj)<0)
       continue;
     }
diff --git a/tools/h5repack/h5repack_filters.c b/tools/h5repack/h5repack_filters.c
index e245c35..ebb65e1 100644
--- a/tools/h5repack/h5repack_filters.c
+++ b/tools/h5repack/h5repack_filters.c
@@ -29,13 +29,6 @@
 static void aux_objinsert_filter(pack_info_t *obj,
                                  filter_info_t filt)
 {
- int j;
-
- for ( j=0; j<H5_REPACK_MAX_NFILTERS; j++)
- {
-  obj->filter[j].filtn = -1;
- }
-
  obj->nfilters=1;
  obj->filter[0]=filt;
 
@@ -101,6 +94,62 @@ int filter_this(const char* name,    /* object name from traverse list */
 }
 
 
+/*-------------------------------------------------------------------------
+ * Function: print_filters
+ *
+ * Purpose: print the filters in DCPL
+ *
+ * Return: 0, ok, -1 no
+ *
+ * Programmer: Pedro Vicente, pvn@ncsa.uiuc.edu
+ *
+ * Date: December 19, 2003
+ *
+ *-------------------------------------------------------------------------
+ */
+
+int print_filters(hid_t dcpl_id)   
+{
+ int          nfilters;       /* number of filters */
+ unsigned     filt_flags;     /* filter flags */
+ H5Z_filter_t filtn;          /* filter identification number */
+ unsigned     cd_values[20];  /* filter client data values */
+ size_t       cd_nelmts;      /* filter client number of values */
+ size_t       cd_num;         /* filter client data counter */
+ char         f_name[256];    /* filter/file name */
+ char         s[64];          /* temporary string buffer */
+ int          i;
+
+ /* get information about filters */
+ if ((nfilters = H5Pget_nfilters(dcpl_id))<0) 
+  return -1;
+ 
+ for (i=0; i<nfilters; i++) 
+ {
+  cd_nelmts = NELMTS(cd_values);
+  filtn = H5Pget_filter(dcpl_id, 
+   i, 
+   &filt_flags, 
+   &cd_nelmts,
+   cd_values, 
+   sizeof(f_name), 
+   f_name);
+  
+  f_name[sizeof(f_name)-1] = '\0';
+  sprintf(s, "Filter-%d:", i);
+  printf("    %-10s %s-%u %s {", s,
+   f_name[0]?f_name:"method",
+   (unsigned)filtn,
+   filt_flags & H5Z_FLAG_OPTIONAL?"OPT":"");
+  for (cd_num=0; cd_num<cd_nelmts; cd_num++) {
+   printf("%s%u", cd_num?", ":"", cd_values[cd_num]);
+  }
+  printf("}\n");
+ } 
+ 
+ return 0;
+}
+
 
 /*-------------------------------------------------------------------------
  * Function: apply_filters
@@ -127,9 +176,7 @@ int apply_filters(hid_t dcpl_id,
  H5Z_filter_t filtn;          /* filter identification number */
  unsigned     cd_values[20];  /* filter client data values */
  size_t       cd_nelmts;      /* filter client number of values */
- size_t       cd_num;         /* filter client data counter */
  char         f_name[256];    /* filter/file name */
- char         s[64];          /* temporary string buffer */
  int          i, j;
  unsigned     aggression;     /* the deflate level */
  unsigned     szip_options_mask=H5_SZIP_NN_OPTION_MASK;
@@ -149,23 +196,8 @@ int apply_filters(hid_t dcpl_id,
    cd_values, 
    sizeof(f_name), 
    f_name);
-
-  if  (options->verbose)
-  {
-   f_name[sizeof(f_name)-1] = '\0';
-   sprintf(s, "Filter-%d:", i);
-   printf("    %-10s %s-%u %s {", s,
-    f_name[0]?f_name:"method",
-    (unsigned)filtn,
-    filt_flags & H5Z_FLAG_OPTIONAL?"OPT":"");
-   for (cd_num=0; cd_num<cd_nelmts; cd_num++) {
-    printf("%s%u", cd_num?", ":"", cd_values[cd_num]);
-   }
-   printf("}\n");
-  }
  } 
 
-
 /* 
  the type of filter and additional parameter 
  type can be one of the filters
diff --git a/tools/h5repack/h5repack_main.c b/tools/h5repack/h5repack_main.c
index bfa8366..0c02894 100644
--- a/tools/h5repack/h5repack_main.c
+++ b/tools/h5repack/h5repack_main.c
@@ -22,8 +22,8 @@ static void usage(void);
 
 /*
 Examples of use:
--v -i file1.h5 -o file2.h5 -t "dataset:GZIP 6" -c "dataset:2x2"
--v -i file1.h5 -o file2.h5 -t "GZIP 6" 
+-v -i file1.h5 -o file2.h5 -f "dataset:GZIP 6" -l "dataset:2x2"
+-v -i file1.h5 -o file2.h5 -f "GZIP 6" 
 */
 
 
@@ -48,7 +48,7 @@ int main(int argc, char **argv)
   else if (strcmp(argv[i], "-v") == 0) {       
    options.verbose = 1;
   }
-  else if (strcmp(argv[i], "-t") == 0) {  
+  else if (strcmp(argv[i], "-f") == 0) {  
    
    /* add the -t option */
    h5repack_addfilter(argv[i+1],&options);
@@ -56,7 +56,7 @@ int main(int argc, char **argv)
    /* jump to next */
    ++i;
   }
-  else if (strcmp(argv[i], "-c") == 0) {       
+  else if (strcmp(argv[i], "-l") == 0) {       
    
    /* parse the -c option */
    h5repack_addlayout(argv[i+1],&options);
diff --git a/tools/h5repack/h5repack_opttable.c b/tools/h5repack/h5repack_opttable.c
index 9449556..fa7fd11 100644
--- a/tools/h5repack/h5repack_opttable.c
+++ b/tools/h5repack/h5repack_opttable.c
@@ -17,6 +17,36 @@
 #include "h5repack.h"
 
 
+
+/*-------------------------------------------------------------------------
+ * Function: init_packobject
+ *
+ * Purpose: initialize a pack_info_t structure
+ *
+ * Return: void
+ *
+ *-------------------------------------------------------------------------
+ */
+
+void init_packobject(pack_info_t *obj)
+{
+ int j, k;
+ 
+ strcpy(obj->path,"\0");
+ for ( j=0; j<H5_REPACK_MAX_NFILTERS; j++)
+ {
+  obj->filter[j].filtn  = -1;
+  for ( k=0; k<CDVALUES; k++) 
+   obj->filter[j].cd_values[k] = -1;
+ }
+ obj->chunk.rank = -1;
+ obj->refobj_id = -1;
+ obj->layout = -1;
+ obj->nfilters = 0;
+ 
+ 
+}
+
 /*-------------------------------------------------------------------------
  * Function: aux_tblinsert_filter
  *
@@ -28,8 +58,8 @@
  */
 
 static void aux_tblinsert_filter(pack_opttbl_t *table, 
-                              int I,
-                              filter_info_t filt)
+                                 int I,
+                                 filter_info_t filt)
 {
  if (table->objs[ I ].nfilters<H5_REPACK_MAX_NFILTERS)
  {
diff --git a/tools/h5repack/h5repack_parse.c b/tools/h5repack/h5repack_parse.c
index 0364206..0f1e0d2 100644
--- a/tools/h5repack/h5repack_parse.c
+++ b/tools/h5repack/h5repack_parse.c
@@ -399,6 +399,14 @@ obj_list_t* parse_layout(const char *str,
  *-------------------------------------------------------------------------
  */
    k=0; 
+
+   if (j>(int)len)
+   {
+    if (obj_list) free(obj_list);
+    printf("Parse layout error: <%s> Chunk dimensions missing\n",str);
+    exit(1);
+   }
+
    for ( i=j, c_index=0; i<len; i++)
    {
     c = str[i];
diff --git a/tools/h5repack/h5repack_verify.c b/tools/h5repack/h5repack_verify.c
index dc33206..1cdca59 100644
--- a/tools/h5repack/h5repack_verify.c
+++ b/tools/h5repack/h5repack_verify.c
@@ -259,6 +259,7 @@ int h5repack_verify(const char *fname,
   */
     if (options->all_layout==1){
      pack_info_t pack;
+     init_packobject(&pack);
      pack.layout=options->layout_g;
      pack.chunk=options->chunk_g;
      if (has_layout(dcpl_id,&pack)==0)
-- 
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