[svn-r2576] Purpose:

	Adding the Fortran interface to the HDF5 library
Description:
	Fortran is now a subdirectory of the HDF5 library tree.
Platforms tested:
	Solaris and IRIX (O2K)

1 files changed, 267 insertions, 0 deletions

diff --git a/fortran/src/H5Rf.c b/fortran/src/H5Rf.c
new file mode 100644
index 0000000..16e0f4a
--- /dev/null
+++ b/fortran/src/H5Rf.c
@@ -0,0 +1,267 @@
+#include "H5f90.h"
+
+/*----------------------------------------------------------------------------
+ * Name:        h5rcreate_object_c
+ * Purpose:     Call H5Rcreate to create a reference to an object
+ * Inputs:      loc_id - file or group identifier 
+ *              name - name of the dataset     
+ *              namelen - name length
+ * Outputs:     ref  - reference to the object 
+ * Returns:     0 on success, -1 on failure
+ * Programmer:  Elena Pourmal
+ *              Wednesday, December 1, 1999
+ * Modifications:
+ *---------------------------------------------------------------------------*/
+int_f
+nh5rcreate_object_c (_fcd ref, hid_t_f *loc_id, _fcd name, int_f *namelen)
+{
+     int ret_value = -1;
+     hid_t c_loc_id;
+     int ret_value_c;
+     char *c_name;
+     int c_namelen;
+     hobj_ref_t ref_c;
+     int i;
+
+     /*
+      * Convert FORTRAN name to C name
+      */
+     c_namelen = *namelen;
+     c_name = (char *)HD5f2cstring(name, c_namelen); 
+     if (c_name == NULL) return ret_value;
+
+     /*
+      * Call H5Rcreate function.
+      */
+     c_loc_id = *loc_id;
+     ret_value_c = H5Rcreate(&ref_c, c_loc_id, c_name, H5R_OBJECT, -1);
+     HDfree(c_name);
+     if (ret_value_c >= 0) {
+         for(i=0; i < H5R_OBJ_REF_BUF_SIZE; i++) 
+         {
+#if defined(_UNICOS)
+              ref.c_pointer[i]=ref_c.oid[i];
+#else
+              ref[i]=ref_c.oid[i];
+#endif
+         } 
+         ret_value = 0;
+     }
+     return ret_value;
+}      
+
+/*----------------------------------------------------------------------------
+ * Name:        h5rcreate_region_c
+ * Purpose:     Call H5Rcreate to create a reference to dataset region
+ *              region 
+ * Inputs:      loc_id - file or group identifier 
+ *              name - name of the dataset     
+ *              namelen - name length
+ *              space_id - dataset space identifier
+ * Outputs:     ref  - reference to the dataset region 
+ * Returns:     0 on success, -1 on failure
+ * Programmer:  Elena Pourmal
+ *              Wednesday, December 1, 1999
+ * Modifications:
+ *---------------------------------------------------------------------------*/
+int_f
+nh5rcreate_region_c (_fcd ref, hid_t_f *loc_id, _fcd name, int_f *namelen, hid_t_f *space_id)
+{
+     int ret_value = -1;
+     hid_t c_loc_id;
+     hid_t c_space_id;
+     int ret_value_c;
+     char *c_name;
+     int c_namelen;
+     hdset_reg_ref_t ref_c;
+     int i;
+
+     /*
+      * Convert FORTRAN name to C name
+      */
+     c_namelen = *namelen;
+     c_name = (char *)HD5f2cstring(name, c_namelen); 
+     if (c_name == NULL) return ret_value;
+
+     /*
+      * Call H5Rcreate function.
+      */
+     c_loc_id = *loc_id;
+     c_space_id = *space_id;
+     ret_value_c = H5Rcreate(&ref_c, c_loc_id, c_name, H5R_DATASET_REGION, c_space_id);
+     HDfree(c_name);
+     if (ret_value_c >= 0) {
+         for(i=0; i < H5R_DSET_REG_REF_BUF_SIZE; i++) 
+         {
+#if defined(_UNICOS)
+              ref.c_pointer[i]=ref_c.heapid[i];
+#else
+              ref[i]=ref_c.heapid[i];
+#endif
+         } 
+         ret_value = 0;
+     }
+     return ret_value;
+}      
+
+/*----------------------------------------------------------------------------
+ * Name:        h5rdereference_region_c
+ * Purpose:     Call H5Rdereference to dereference to dataset region
+ * Inputs:      dset_id - dataset identifier 
+ *              ref - reference to the dataset region 
+ * Outputs:     obj_id - dereferenced dataset identifier 
+ * Returns:     0 on success, -1 on failure
+ * Programmer:  Elena Pourmal
+ *              Wednesday, December 1, 1999
+ * Modifications:
+ *---------------------------------------------------------------------------*/
+int_f
+nh5rdereference_region_c (hid_t_f *dset_id, _fcd ref, hid_t_f *obj_id)
+{
+     int ret_value = -1;
+     hid_t c_dset_id;
+     hdset_reg_ref_t ref_c;
+     hid_t c_obj_id;
+     int i;
+
+     for(i=0; i < H5R_DSET_REG_REF_BUF_SIZE; i++) {
+
+#if defined(_UNICOS)
+                  ref_c.heapid[i]=ref.c_pointer[i];
+#else
+                  ref_c.heapid[i]=ref[i];
+#endif
+      }
+
+     /*
+      * Call H5Rdereference function.
+      */
+     c_dset_id = *dset_id;
+     c_obj_id = H5Rdereference(c_dset_id, H5R_DATASET_REGION, &ref_c);
+     if(c_obj_id < 0) return ret_value;
+     *obj_id = (hid_t_f)c_obj_id;
+     ret_value = 0;     
+     return ret_value;
+}      
+
+
+/*----------------------------------------------------------------------------
+ * Name:        h5rdereference_object_c
+ * Purpose:     Call H5Rdereference to dereference an object 
+ * Inputs:      dset_id - dataset identifier 
+ *              ref - reference to an object 
+ * Outputs:     obj_id - dereferenced  object identifier 
+ * Returns:     0 on success, -1 on failure
+ * Programmer:  Elena Pourmal
+ *              Wednesday, December 1, 1999
+ * Modifications:
+ *---------------------------------------------------------------------------*/
+int_f
+nh5rdereference_object_c (hid_t_f *dset_id, _fcd ref, hid_t_f *obj_id)
+{
+     int ret_value = -1;
+     hid_t c_dset_id;
+     hid_t c_obj_id;
+     hobj_ref_t ref_c;
+     int i;
+
+     for(i=0; i < H5R_OBJ_REF_BUF_SIZE; i++) {
+
+#if defined(_UNICOS)
+                   ref_c.oid[i]=ref.c_pointer[i];
+#else
+                   ref_c.oid[i]=ref[i];
+#endif
+      }
+
+     /*
+      * Call H5Rdereference function.
+      */
+     c_dset_id = *dset_id;
+     c_obj_id = H5Rdereference(c_dset_id, H5R_OBJECT, &ref_c);
+     if(c_obj_id < 0) return ret_value;
+     *obj_id = (hid_t_f)c_obj_id;
+     ret_value = 0;     
+     return ret_value;
+}
+
+/*----------------------------------------------------------------------------
+ * Name:        h5rget_region_region_object_c
+ * Purpose:     Call H5Rget_region to dereference dataspace region 
+ * Inputs:      dset_id - dataset identifier 
+ *              ref - reference to the dataset region 
+ * Outputs:     space_id - dereferenced  dataset dataspace identifier 
+ * Returns:     0 on success, -1 on failure
+ * Programmer:  Elena Pourmal
+ *              Wednesday, December 1, 1999
+ * Modifications:
+ *---------------------------------------------------------------------------*/
+int_f
+nh5rget_region_region_c (hid_t_f *dset_id, _fcd ref, hid_t_f *space_id)
+{
+     int ret_value = -1;
+     hid_t c_dset_id;
+     hid_t c_space_id;
+     hdset_reg_ref_t ref_c;
+     int i;
+
+     for(i=0; i < H5R_DSET_REG_REF_BUF_SIZE; i++) {
+
+#if defined(_UNICOS)
+                  ref_c.heapid[i]=ref.c_pointer[i];
+#else
+                  ref_c.heapid[i]=ref[i];
+#endif
+      }
+
+     /*
+      * Call H5Rget_region function.
+      */
+     c_dset_id = *dset_id;
+     c_space_id = H5Rget_region(c_dset_id, H5R_DATASET_REGION, &ref_c);
+     if(c_space_id < 0) return ret_value;
+     *space_id = (hid_t_f)c_space_id;
+     ret_value = 0;     
+     return ret_value;
+}
+
+/*----------------------------------------------------------------------------
+ * Name:        h5rget_object_type_obj_c
+ * Purpose:     Call H5Rget_object_type to retrieve the type of the object reference points 
+ *              to 
+ * Inputs:      dset_id - dataset identifier 
+ *              ref - reference to the dataset region 
+ * Outputs:     obj_type - type of dereferenced object 
+ * Returns:     0 on success, -1 on failure
+ * Programmer:  Elena Pourmal
+ *              Wednesday, December 1, 1999
+ * Modifications:
+ *---------------------------------------------------------------------------*/
+int_f
+nh5rget_object_type_obj_c (hid_t_f *dset_id, _fcd ref, int_f *obj_type)
+{
+     int ret_value = -1;
+     hid_t c_dset_id;
+     int c_obj_type;
+     hobj_ref_t ref_c;
+     int i;
+
+     for(i=0; i < H5R_OBJ_REF_BUF_SIZE; i++) {
+
+#if defined(_UNICOS)
+                  ref_c.oid[i]=ref.c_pointer[i];
+#else
+                  ref_c.oid[i]=ref[i];
+#endif
+      }
+
+     /*
+      * Call H5Rget_object_type function.
+      */
+     c_dset_id = *dset_id;
+     c_obj_type = H5Rget_object_type(c_dset_id, &ref_c);
+     if(c_obj_type < 0) return ret_value;
+     *obj_type = (int_f)c_obj_type;
+     ret_value = 0;     
+     return ret_value;
+}