path: root/fortran/src/H5Lf.c

/****h* H5Lf/H5Lf
 * PURPOSE
 *  This file contains C stubs for H5L Fortran APIs
 *
 * COPYRIGHT
 * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
 * Copyright by The HDF Group.                                               *
 * All rights reserved.                                                      *
 *                                                                           *
 * This file is part of HDF5.  The full HDF5 copyright notice, including     *
 * terms governing use, modification, and redistribution, is contained in    *
 * the COPYING file, which can be found at the root of the source code       *
 * distribution tree, or in https://www.hdfgroup.org/licenses.               *
 * If you do not have access to either file, you may request a copy from     *
 * help@hdfgroup.org.                                                        *
 * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
 *
 ******
 */

#include "H5f90.h"
#include "H5Eprivate.h"

/****if* H5Lf/h5lcopy_c
 * NAME
 *  h5lcopy_c
 * PURPOSE
 *  Call H5Lcopy
 * INPUTS
 *
 *  src_loc_id - Location identifier of the source link
 *  src_name - Name of the link to be copied
 *  src_namelen - length of the name
 *  dest_loc_id - Location identifier specifying the destination of the copy
 *  dest_name - Name to be assigned to the NEW copy
 *  dest_namelen - Length of the name
 *  loc_id - Identifier of the file or group containing the object
 *  name - Name of the link to delete
 *  lcpl_id - Link creation property list identifier
 *  lapl_id - Link access property list identifier
 *
 * RETURNS
 *  0 on success, -1 on failure
 * SOURCE
 */

int_f
h5lcopy_c(hid_t_f *src_loc_id, _fcd src_name, size_t_f *src_namelen, hid_t_f *dest_loc_id, _fcd dest_name,
          size_t_f *dest_namelen, hid_t_f *lcpl_id, hid_t_f *lapl_id)
/******/
{
    char *c_src_name  = NULL;
    char *c_dest_name = NULL;
    int_f ret_value   = 0;

    /*
     * Convert FORTRAN name to C name
     */
    if (NULL == (c_src_name = HD5f2cstring(src_name, (size_t)*src_namelen)))
        HGOTO_DONE(FAIL);
    if (NULL == (c_dest_name = HD5f2cstring(dest_name, (size_t)*dest_namelen)))
        HGOTO_DONE(FAIL);

    /*
     * Call H5Lcopy function.
     */
    if (H5Lcopy((hid_t)*src_loc_id, c_src_name, (hid_t)*dest_loc_id, c_dest_name, (hid_t)*lcpl_id,
                (hid_t)*lapl_id) < 0)
        HGOTO_DONE(FAIL);

done:
    if (c_src_name)
        free(c_src_name);
    if (c_dest_name)
        free(c_dest_name);

    return ret_value;
}

/****if* H5Lf/h5lcreate_external_c
 * NAME
 *  h5lcreate_external_c
 * PURPOSE
 *  Call H5Lcreate_external_c
 * INPUTS
 *
 *  file_name - Name of the file containing the target object. Neither the file nor the target object is
 *  required to exist. May be the file the link is being created in.
 *  obj_name - Path within the target file to the target object.
 *  link_loc_id - The file or group identifier for the new link.
 *  link_name - The name of the new link.
 *  lcpl_id - Link creation property list identifier.
 *  lapl_id - Link access property list identifier.
 *
 * RETURNS
 *  0 on success, -1 on failure
 * SOURCE
 */

int_f
h5lcreate_external_c(_fcd file_name, size_t_f *file_namelen, _fcd obj_name, size_t_f *obj_namelen,
                     hid_t_f *link_loc_id, _fcd link_name, size_t_f *link_namelen, hid_t_f *lcpl_id,
                     hid_t_f *lapl_id)
/******/
{
    char *c_file_name = NULL;
    char *c_obj_name  = NULL;
    char *c_link_name = NULL;
    int_f ret_value   = 0;

    /*
     * Convert FORTRAN name to C name
     */
    if ((c_file_name = HD5f2cstring(file_name, (size_t)*file_namelen)) == NULL)
        HGOTO_DONE(FAIL);
    if ((c_obj_name = HD5f2cstring(obj_name, (size_t)*obj_namelen)) == NULL)
        HGOTO_DONE(FAIL);
    if ((c_link_name = HD5f2cstring(link_name, (size_t)*link_namelen)) == NULL)
        HGOTO_DONE(FAIL);

    /*
     * Call H5Lcopy function.
     */
    if (H5Lcreate_external(c_file_name, c_obj_name, (hid_t)*link_loc_id, c_link_name, (hid_t)*lcpl_id,
                           (hid_t)*lapl_id) < 0)
        HGOTO_DONE(FAIL);

done:
    if (c_file_name)
        free(c_file_name);
    if (c_obj_name)
        free(c_obj_name);
    if (c_link_name)
        free(c_link_name);

    return ret_value;
}

/****if* H5Lf/h5lget_info_c
 * NAME
 *  h5lget_info_c
 * PURPOSE
 *  Call  H5Lget_info
 * INPUTS
 *
 *		link_loc_id - File or group identifier.
 *  link_name - Name of the link for which information is being sought
 *  link_namelen - Name length
 *  lapl_id - Link access property list
 * OUTPUTS
 *
 *
 *  cset - indicates the character set used for link's name.
 *  corder - specifies the link's creation order position.
 *  corder_valid - indicates whether the value in corder is valid.
 *  link_type -  specifies the link class:
 *     	                H5L_LINK_HARD_F      - Hard link
 *     	                H5L_LINK_SOFT_F      - Soft link
 *     	                H5L_LINK_EXTERNAL_F  - External link
 *     	                H5L_LINK_ERROR_F     - Error
 *  token - If the link is a hard link, token specifies the token for the object that the link points to
 *  val_size - If the link is a symbolic link, val_size will be the length of the link value
 *
 * RETURNS
 *  0 on success, -1 on failure
 * SOURCE
 */
int_f
h5lget_info_c(hid_t_f *link_loc_id, _fcd link_name, size_t_f *link_namelen, int_f *cset, int_f *corder,
              int_f *corder_valid, int_f *link_type, H5O_token_t *token, size_t_f *val_size, hid_t_f *lapl_id)
/******/
{
    char       *c_link_name = NULL; /* Buffer to hold C string */
    int_f       ret_value   = 0;    /* Return value */
    H5L_info2_t link_buff;

    /*
     * Convert FORTRAN name to C name
     */
    if (NULL == (c_link_name = HD5f2cstring(link_name, (size_t)*link_namelen)))
        HGOTO_DONE(FAIL);

    /*
     * Call H5Linfo function.
     */
    if (H5Lget_info2((hid_t)*link_loc_id, c_link_name, &link_buff, (hid_t)*lapl_id) < 0)
        HGOTO_DONE(FAIL);

    /* Unpack the structure */
    *cset         = (int_f)link_buff.cset;
    *corder       = (int_f)link_buff.corder;
    *corder_valid = 0;
    if (link_buff.corder_valid > 0)
        *corder_valid = 1;
    *link_type = (int_f)link_buff.type;
    *token     = link_buff.u.token;
    *val_size  = (size_t_f)link_buff.u.val_size;

done:
    if (c_link_name)
        free(c_link_name);

    return ret_value;
}

/****if* H5Lf/h5lget_info_by_idx_c
 * NAME
 *  h5lget_info_by_idx_c
 * PURPOSE
 *  Call  H5Lget_info_by_idx
 * INPUTS
 *
 *	loc_id  - File or group identifier specifying location of subject group
 *  group_name - Name of subject group
 *  group_namelen - Name length
 *  index_field - Index or field which determines the order
 *  order - Order within field or index
 *  n - Link for which to retrieve information
 *  lapl_id - Link access property list
 * OUTPUTS
 *
 *  corder_valid - Indicates whether the creation order data is valid for this attribute
 *  corder - Is a positive integer containing the creation order of the attribute
 *  cset - Indicates the character set used for the attribute's name
 *  data_size - indicates the size, in the number of characters, of the attribute
 *
 * RETURNS
 *  0 on success, -1 on failure
 * SOURCE
 */
int_f
h5lget_info_by_idx_c(hid_t_f *loc_id, _fcd group_name, size_t_f *group_namelen, int_f *index_field,
                     int_f *order, hsize_t_f *n, int_f *link_type, int_f *corder_valid, int_f *corder,
                     int_f *cset, H5O_token_t *token, size_t_f *val_size, hid_t_f *lapl_id)
/******/
{
    char           *c_group_name = NULL; /* Buffer to hold C string */
    H5_index_t      c_index_field;
    H5_iter_order_t c_order;
    int_f           ret_value = 0; /* Return value */
    H5L_info2_t     link_buff;

    /*
     * Convert FORTRAN name to C name
     */
    if ((c_group_name = HD5f2cstring(group_name, (size_t)*group_namelen)) == NULL)
        HGOTO_DONE(FAIL);

    c_index_field = (H5_index_t)*index_field;
    c_order       = (H5_iter_order_t)*order;
    /*
     * Call H5Linfo_by_idx function.
     */
    if (H5Lget_info_by_idx2((hid_t)*loc_id, c_group_name, c_index_field, c_order, (hsize_t)*n, &link_buff,
                            (hid_t)*lapl_id) < 0)
        HGOTO_DONE(FAIL);

    /* Unpack the structure */

    *corder_valid = 0;
    if (link_buff.corder_valid > 0)
        *corder_valid = 1;

    *corder    = (int_f)link_buff.corder;
    *cset      = (int_f)link_buff.cset;
    *link_type = (int_f)link_buff.type;
    *token     = link_buff.u.token;
    *val_size  = (size_t_f)link_buff.u.val_size;

done:
    return ret_value;
}

/****if* H5Lf/H5Lis_registered_c
 * NAME
 *        H5Lis_registered_c
 * PURPOSE
 *  Call H5Lis_registered
 * INPUTS
 *
 *  link_cls_id - User-defined link class identifier
 * OUTPUTS
 *     NONE
 *
 * RETURNS
 *  Returns a positive value if the link class has been registered
 *  and zero if it is unregistered. Otherwise returns a negative value
 * SOURCE
 */
int_f
h5lis_registered_c(int_f *link_cls_id)
/******/
{
    int_f ret_value; /* Return value */

    /*
     * Call H5Lis_registered
     */
    ret_value = (int_f)H5Lis_registered((H5L_type_t)*link_cls_id);

    return ret_value;
}

/* { not sure what this is fix -scot- */
/*   int_f ret_value = 0;      /\* Return value *\/ */
/*   H5L_type_t c_link_cls_id; /\* User-defined link class identifier *\/ */
/*   htri_t registered; /\* registration status *\/ */

/*   c_link_cls_id = (H5L_type_t)*link_cls_id; */
/*   /\* */
/*    * Call H5Lis_registered */
/*    *\/ */
/*   registered = H5Lis_registered(c_link_cls_id); */

/*   ret_value = (int_f)registered; */

/*   return ret_value; */
/* } */

/****if* H5Lf/h5lmove_c
 * NAME
 *  h5lmove_c
 * PURPOSE
 *  Call  H5Lmove
 * INPUTS
 *
 *  src_loc_id   - Original file or group identifier.
 *  src_name     - Original link name.
 *  src_namelen  - name length
 *  dest_loc_id  - Destination file or group identifier.
 *  dest_name    - NEW link name.
 *  dest_namelen - name length
 * OUTPUTS
 *
 *
 * RETURNS
 *  0 on success, -1 on failure
 * SOURCE
 */
int_f
h5lmove_c(hid_t_f *src_loc_id, _fcd src_name, size_t_f *src_namelen, hid_t_f *dest_loc_id, _fcd dest_name,
          size_t_f *dest_namelen, hid_t_f *lcpl_id, hid_t_f *lapl_id)
/******/
{
    char *c_src_name  = NULL; /* Buffer to hold C string */
    char *c_dest_name = NULL; /* Buffer to hold C string */
    int_f ret_value   = 0;    /* Return value */

    /*
     * Convert FORTRAN name to C name
     */
    if (NULL == (c_src_name = HD5f2cstring(src_name, (size_t)*src_namelen)))
        HGOTO_DONE(FAIL);
    if (NULL == (c_dest_name = HD5f2cstring(dest_name, (size_t)*dest_namelen)))
        HGOTO_DONE(FAIL);

    /*
     * Call H5Lmove function.
     */
    if (H5Lmove((hid_t)*src_loc_id, c_src_name, (hid_t)*dest_loc_id, c_dest_name, (hid_t)*lcpl_id,
                (hid_t)*lapl_id) < 0)
        HGOTO_DONE(FAIL);

done:
    if (c_src_name)
        free(c_src_name);
    if (c_dest_name)
        free(c_dest_name);

    return ret_value;
}

/****if* H5Lf/h5lget_name_by_idx_c
 * NAME
 *  h5lget_name_by_idx_c
 * PURPOSE
 *  Call  H5Lget_name_by_idx
 * INPUTS
 *
 *  loc_id      - File or group identifier specifying location of subject group
 *  group_name  - Name of subject group
 *  index_field - Index or field which determines the order
 *  order       - Order within field or index
 *  n           - Link for which to retrieve information
 *  size        - Maximum number of characters of link value to be returned.
 *  lapl_id     - Link access property list
 * OUTPUTS
 *
 *  name        - Buffer in which link value is returned
 *  size        - The size of the link name on success
 * RETURNS
 *  0 on success, -1 on failure
 * SOURCE
 */
int_f
h5lget_name_by_idx_c(hid_t_f *loc_id, _fcd group_name, size_t_f *group_namelen, int_f *index_field,
                     int_f *order, hsize_t_f *n, size_t_f *size, _fcd name, hid_t_f *lapl_id)
/******/
{
    char   *c_group_name = NULL; /* Buffer to hold C string */
    char   *c_name       = NULL; /* Buffer to hold C string */
    size_t  c_size;
    ssize_t c_size_link;
    int_f   ret_value = 0; /* Return value */

    /*
     * Convert FORTRAN name to C name
     */
    if (NULL == (c_group_name = HD5f2cstring(group_name, (size_t)*group_namelen)))
        HGOTO_DONE(FAIL);

    c_size = (size_t)*size + 1;

    /*
     * Allocate buffer to hold name of an attribute
     */
    if (NULL == (c_name = (char *)malloc(c_size)))
        HGOTO_DONE(FAIL);

    if ((c_size_link =
             H5Lget_name_by_idx((hid_t)*loc_id, c_group_name, (H5_index_t)*index_field,
                                (H5_iter_order_t)*order, (hsize_t)*n, c_name, c_size, (hid_t)*lapl_id)) < 0)
        HGOTO_DONE(FAIL);

    *size = (size_t_f)c_size_link;

    /*
     * Convert C name to FORTRAN and place it in the given buffer
     */
    if (c_name)
        HD5packFstring(c_name, _fcdtocp(name), c_size - 1);

done:
    if (c_group_name)
        free(c_group_name);
    if (c_name)
        free(c_name);

    return ret_value;
}

/* /\****if* H5Lf/h5lget_val_c */
/*  * NAME */
/*  *        h5lget_val_c */
/*  * PURPOSE */
/*  *     Call  H5Lget_val */
/*  * INPUTS */
/*  * */
/*  *		link_loc_id - File or group identifier. */
/*  *                link_name - Name of the link for which valrmation is being sought */
/*  *             link_namelen - Name length */
/*  *                     size - Maximum number of characters of link value to be returned. */
/*  *                  lapl_id - Link access property list */
/*  * OUTPUTS */
/*  * */
/*  *             linkval_buff - The buffer to hold the returned link value. */
/*  * */
/*  * RETURNS */
/*  *     0 on success, -1 on failure */
/*  * SOURCE */
/* *\/ */
/* int_f */
/* h5lget_val_c (hid_t_f *link_loc_id, _fcd link_name, size_t_f *link_namelen, */
/* 	       size_t_f *size, _fcd linkval_buff, */
/* 	       hid_t_f *lapl_id) */
/* { */
/*     char *c_link_name = NULL;   /\* Buffer to hold C string *\/ */
/*     int_f ret_value = 0;        /\* Return value *\/ */
/*     void *c_linkval_buff = NULL; */

/*     /\* */
/*      * Convert FORTRAN name to C name */
/*      *\/ */
/*     if((c_link_name = HD5f2cstring(link_name, (size_t)*link_namelen)) == NULL) */
/*       HGOTO_DONE(FAIL); */
/*     /\* */
/*      * Call H5Lval function. */
/*      *\/ */
/*     if(H5Lget_val((hid_t)*link_loc_id, c_link_name, &linkval_buff, (size_t)*size, (hid_t)*lapl_id) < 0) */
/*       HGOTO_DONE(FAIL); */
/*   /\* */
/*    * Convert C name to FORTRAN  */
/*    *\/ */
/*     HD5packFstring(c_buf, _fcdtocp(buf), c_bufsize-1); */

/* done: */
/*     return ret_value; */
/* } */

/* /\****if* H5Lf/ */
/*  * NAME */
/*  *        H5Lregistered_c */
/*  * PURPOSE */
/*  *     Call H5Lregistered */
/*  * INPUTS */
/*  * */
/*  * */
/*  * INPUTS */
/*  * */
/*  *     version         - Version number of this struct */
/*  *     class_id        - Link class identifier */
/*  *     comment         - Comment for debugging */
/*  *     comment_len     - Comment for debugging */
/*  *     create_func     - Callback during link creation */
/*  *     create_func_len - length */
/*  *    move_func        - Callback after moving link */
/*  *    move_func_len    - length */
/*  *     copy_func       - Callback after copying link */
/*  *     copy_func_len   - length */
/*  *     trav_func       - The main traversal function */
/*  *     trav_func_len   - length */
/*  *     del_func        - Callback for link deletion */
/*  *     del_func_len    - length */
/*  *     query_func      - Callback for queries */
/*  *     query_func_len  - length */
/*  * */
/*  * RETURNS */
/*  *     0 on success, -1 on failure */
/*  * SOURCE */
/* *\/ */

/* int_f */

/* h5lregistered_c(int_f *version, int_f *class_id, */
/* 		 _fcd comment, size_t_f *comment_len, */
/* 		 _fcd create_func, size_t_f *create_func_len, */
/* 		 _fcd move_func, size_t_f *move_func_len, */
/* 		 _fcd copy_func, size_t_f *copy_func_len, */
/* 		 _fcd trav_func, size_t_f *trav_func_len, */
/* 		 _fcd del_func , size_t_f *del_func_len, */
/* 		 _fcd query_func, size_t_f *query_func_len) */
/* { */
/*   char *c_comment = NULL;         */
/*   char *c_create_func = NULL; */
/*   char *c_move_func = NULL;    */
/*   char *c_copy_func = NULL;   */
/*   char *c_trav_func = NULL;  */
/*   char *c_del_func = NULL;  */
/*   char *c_query_func = NULL; */

/*   H5L_class_t class_t; */

/*   int_f ret_value = 0; */

/*   /\* */
/*    * Convert FORTRAN name to C name */
/*    *\/ */
/*   if((c_comment = HD5f2cstring(c_comment, (size_t)*sc_comment_len)) == NULL) */
/*     HGOTO_DONE(FAIL); */
/*   if((c_create_func = HD5f2cstring(c_create_func, (size_t)*c_create_func_len)) == NULL) */
/*     HGOTO_DONE(FAIL); */
/*   if((c_move_func = HD5f2cstring(c_move_func, (size_t)*sc_move_func_len)) == NULL) */
/*     HGOTO_DONE(FAIL); */
/*   if((c_copy_func = HD5f2cstring(c_copy_func, (size_t)*c_copy_func_len)) == NULL) */
/*     HGOTO_DONE(FAIL); */
/*   if((c_trav_func = HD5f2cstring(c_trav_func, (size_t)*sc_trav_func_len)) == NULL) */
/*     HGOTO_DONE(FAIL); */
/*   if((c_del_func = HD5f2cstring(c_del_func, (size_t)*c_del_func_len)) == NULL) */
/*     HGOTO_DONE(FAIL); */
/*   if((c_query_func = HD5f2cstring(c_query_func, (size_t)*c_query_func_len)) == NULL) */
/*     HGOTO_DONE(FAIL); */
/*   /\* */
/*    * Pack into C struct H5L_class_t */
/*    *\/ */
/*       int version;                    /\* Version number of this struct  *\/ */
/*       H5L_type_t class_id;            /\* Link class identifier          *\/ */
/*       const char *comment;            /\* Comment for debugging          *\/ */
/*       H5L_create_func_t create_func;  /\* Callback during link creation  *\/ */
/*       H5L_move_func_t move_func;      /\* Callback after moving link     *\/ */
/*       H5L_copy_func_t copy_func;      /\* Callback after copying link    *\/ */
/*       H5L_traverse_func_t trav_func;  /\* The main traversal function    *\/ */
/*       H5L_delete_func_t del_func;     /\* Callback for link deletion     *\/ */
/*       H5L_query_func_t query_func;    /\* Callback for queries           *\/ */

/*       class_t.version = (int)*version; */
/*       class_t.class_id = (H5L_type_t)*class_id; */
/*       class_t.comment = c_comment; */
/*       class_t. */

/*   /\* */
/*    * Call H5Lcopy function. */
/*    *\/ */
/*   if( H5Lcopy( (hid_t)*src_loc_id, c_src_name, (hid_t) *dest_loc_id,  */
/* 	       c_dest_name, (hid_t)*lcpl_id, (hid_t)*lapl_id ) < 0) */
/*     HGOTO_DONE(FAIL); */

/* done: */
/*   if(c_src_name) */
/*     free(c_src_name); */
/*   if(c_dest_name) */
/*     free(c_dest_name); */

/*   return ret_value; */
/* } */

/****if* H5Lf/h5lget_val_c
 * NAME
 *  h5lget_val_c
 * PURPOSE
 *  Call H5Lget_val
 * INPUTS
 *
 *  link_loc_id - File or group identifier.
 *  link_name - Link whose value is to be returned.
 *  link_name_len - length of link_name
 *  size - Maximum number of characters of link value to be returned.
 *  lapl_id  - List access property list identifier
 * OUTPUTS
 *
 *  linkval_buff  - The buffer to hold the returned link value.
 *
 * RETURNS
 *  0 on success, -1 on failure
 * SOURCE
 */
int_f
h5lget_val_c(hid_t_f *link_loc_id, _fcd link_name, size_t_f *link_namelen, size_t_f *size, void *linkval_buff,
             hid_t_f *lapl_id)
/******/
{
    char *c_link_name = NULL; /* Buffer to hold C string */
    int_f ret_value   = 0;    /* Return value */

    /*
     * Convert FORTRAN name to C name
     */
    if (NULL == (c_link_name = HD5f2cstring(link_name, (size_t)*link_namelen)))
        HGOTO_DONE(FAIL);

    /*
     * Call H5Lget_val
     */
    if (H5Lget_val((hid_t)*link_loc_id, c_link_name, &linkval_buff, (size_t)*size, (hid_t)*lapl_id) < 0)
        HGOTO_DONE(FAIL);

done:
    if (c_link_name)
        free(c_link_name);

    return ret_value;
}

/****if* H5Lf/h5literate_by_name_c
 * NAME
 *  h5literate_by_name_c
 * PURPOSE
 *  Call H5Literate_by_name
 * INPUTS
 *
 *  loc_id - Identifier specifying subject group
 *  name - Name of subject group
 *  namelen - Name length
 *  index_type - Type of index which determines the order
 *  order - Order within index
 *  idx - Iteration position at which to start
 *  op - Callback function passing data regarding the link to the calling application
 *  op_data - User-defined pointer to data required by the application for its processing of the link
 *  lapl_id - List access property list identifier
 *
 * OUTPUTS
 *
 *  idx - Position at which an interrupted iteration may be restarted
 *
 * RETURNS
 *  >0 on success, 0< on failure
 * SOURCE
 */
int_f
h5literate_by_name_c(hid_t_f *loc_id, _fcd name, size_t_f *namelen, int_f *index_type, int_f *order,
                     hsize_t_f *idx, H5L_iterate2_t op, void *op_data, hid_t_f *lapl_id)
/******/
{
    int_f   ret_value = -1; /* Return value */
    herr_t  func_ret_value; /* H5Linterate return value */
    hsize_t idx_c  = 0;
    char   *c_name = NULL; /* Buffer to hold C string */

    /*
     * Convert FORTRAN name to C name
     */
    if ((c_name = HD5f2cstring(name, (size_t)*namelen)) == NULL)
        return ret_value = -1;

    idx_c = (hsize_t)*idx;

    /*
     * Call H5Linterate
     */

    func_ret_value = H5Literate_by_name2((hid_t)*loc_id, c_name, (H5_index_t)*index_type,
                                         (H5_iter_order_t)*order, &idx_c, op, op_data, (hid_t)*lapl_id);

    ret_value = (int_f)func_ret_value;
    *idx      = (hsize_t_f)idx_c;

    if (c_name)
        free(c_name);

    return ret_value;
}