diff options
| -rw-r--r-- | src/H5O.c | 358 |
1 files changed, 180 insertions, 178 deletions
@@ -5050,6 +5050,186 @@ done: /*------------------------------------------------------------------------- + * Function: H5O_copy_obj_by_ref + * + * Purpose: Copy the object pointed by _src_ref. + * + * Return: Non-negative on success/Negative on failure + * + * Programmer: Peter Cao + * Aug 7 2006 + * + *------------------------------------------------------------------------- + */ +static herr_t +H5O_copy_obj_by_ref(H5O_loc_t *src_oloc, hid_t dxpl_id, H5O_loc_t *dst_oloc, + H5G_loc_t *dst_root_loc, H5O_copy_t *cpy_info) +{ + herr_t ret_value = SUCCEED; + + FUNC_ENTER_NOAPI(H5O_copy_obj_by_ref, FAIL) + + HDassert(src_oloc); + HDassert(dst_oloc); + + /* Perform the copy, or look up existing copy */ + if((ret_value = H5O_copy_header_map(src_oloc, dst_oloc, dxpl_id, cpy_info, FALSE)) < 0) + HGOTO_ERROR(H5E_OHDR, H5E_CANTCOPY, FAIL, "unable to copy object") + + /* Check if a new valid object is copied to the destination */ + if(H5F_addr_defined(dst_oloc->addr) && (ret_value > SUCCEED)) { + char tmp_obj_name[80]; + H5G_name_t new_path; + H5O_loc_t new_oloc; + H5G_loc_t new_loc; + + /* Set up group location for new object */ + new_loc.oloc = &new_oloc; + new_loc.path = &new_path; + H5G_loc_reset(&new_loc); + new_oloc.file = dst_oloc->file; + new_oloc.addr = dst_oloc->addr; + + /* Pick a default name for the new object */ + sprintf(tmp_obj_name, "~obj_pointed_by_%llu", (unsigned long_long)dst_oloc->addr); + + /* Create a link to the newly copied object */ + if(H5L_link(dst_root_loc, tmp_obj_name, &new_loc, H5P_DEFAULT, H5P_DEFAULT, dxpl_id) < 0) + HGOTO_ERROR(H5E_DATATYPE, H5E_CANTINIT, FAIL, "unable to insert link") + + H5G_loc_free(&new_loc); + } /* if (H5F_addr_defined(dst_oloc.addr)) */ + +done: + FUNC_LEAVE_NOAPI(ret_value) +} /* end H5O_copy_obj_by_ref() */ + + +/*------------------------------------------------------------------------- + * Function: H5O_copy_expand_ref + * + * Purpose: Copy the object pointed by _src_ref. + * + * Return: Non-negative on success/Negative on failure + * + * Programmer: Peter Cao + * Aug 7 2006 + * + *------------------------------------------------------------------------- + */ +herr_t +H5O_copy_expand_ref(H5F_t *file_src, void *_src_ref, hid_t dxpl_id, + H5F_t *file_dst, void *_dst_ref, size_t ref_count, H5R_type_t ref_type, + H5O_copy_t *cpy_info) +{ + H5O_loc_t dst_oloc; /* Copied object object location */ + H5O_loc_t src_oloc; /* Temporary object location for source object */ + H5G_loc_t dst_root_loc; /* The location of root group of the destination file */ + uint8_t *p; /* Pointer to OID to store */ + size_t i; /* Local index variable */ + herr_t ret_value = SUCCEED; + + FUNC_ENTER_NOAPI(H5O_copy_expand_ref, FAIL) + + /* Sanity checks */ + HDassert(file_src); + HDassert(_src_ref); + HDassert(file_dst); + HDassert(_dst_ref); + HDassert(ref_count); + HDassert(cpy_info); + + /* Initialize object locations */ + H5O_loc_reset(&src_oloc); + H5O_loc_reset(&dst_oloc); + src_oloc.file = file_src; + dst_oloc.file = file_dst; + + /* Set up the root group in the destination file */ + if(NULL == (dst_root_loc.oloc = H5G_oloc(H5G_rootof(file_dst)))) + HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "unable to get object location for root group") + if(NULL == (dst_root_loc.path = H5G_nameof(H5G_rootof(file_dst)))) + HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "unable to get path for root group") + + /* Copy object references */ + if(H5R_OBJECT == ref_type) { + hobj_ref_t *src_ref = (hobj_ref_t *)_src_ref; + hobj_ref_t *dst_ref = (hobj_ref_t *)_dst_ref; + + /* Making equivalent references in the destination file */ + for(i = 0; i < ref_count; i++) { + /* Set up for the object copy for the reference */ + p = (uint8_t *)(&src_ref[i]); + H5F_addr_decode(src_oloc.file, (const uint8_t **)&p, &(src_oloc.addr)); + dst_oloc.addr = HADDR_UNDEF; + + /* Attempt to copy object from source to destination file */ + if(H5O_copy_obj_by_ref(&src_oloc, dxpl_id, &dst_oloc, &dst_root_loc, cpy_info) < 0) + HGOTO_ERROR(H5E_OHDR, H5E_CANTCOPY, FAIL, "unable to copy object") + + /* Set the object reference info for the destination file */ + p = (uint8_t *)(&dst_ref[i]); + H5F_addr_encode(dst_oloc.file, &p, dst_oloc.addr); + } /* end for */ + } /* end if */ + /* Copy region references */ + else if(H5R_DATASET_REGION == ref_type) { + hdset_reg_ref_t *src_ref = (hdset_reg_ref_t *)_src_ref; + hdset_reg_ref_t *dst_ref = (hdset_reg_ref_t *)_dst_ref; + uint8_t *buf; /* Buffer to store serialized selection in */ + H5HG_t hobjid; /* Heap object ID */ + size_t buf_size; /* Length of object in heap */ + + /* Making equivalent references in the destination file */ + for(i = 0; i < ref_count; i++) { + /* Get the heap ID for the dataset region */ + p = (uint8_t *)(&src_ref[i]); + H5F_addr_decode(src_oloc.file, (const uint8_t **)&p, &(hobjid.addr)); + INT32DECODE(p, hobjid.idx); + + /* Get the dataset region from the heap (allocate inside routine) */ + if((buf = H5HG_read(src_oloc.file, dxpl_id, &hobjid, NULL, &buf_size)) == NULL) + HGOTO_ERROR(H5E_REFERENCE, H5E_READERROR, FAIL, "Unable to read dataset region information") + + /* Get the object oid for the dataset */ + p = (uint8_t *)buf; + H5F_addr_decode(src_oloc.file, (const uint8_t **)&p, &(src_oloc.addr)); + dst_oloc.addr = HADDR_UNDEF; + + /* copy the object pointed by the ref to the destination */ + if(H5O_copy_obj_by_ref(&src_oloc, dxpl_id, &dst_oloc, &dst_root_loc, cpy_info) < 0) { + H5MM_xfree(buf); + HGOTO_ERROR(H5E_OHDR, H5E_CANTCOPY, FAIL, "unable to copy object") + } /* end if */ + + /* Serialize object ID */ + p = (uint8_t *)buf; + H5F_addr_encode(dst_oloc.file, &p, dst_oloc.addr); + + /* Save the serialized buffer to the destination */ + if(H5HG_insert(dst_oloc.file, dxpl_id, buf_size, buf, &hobjid) < 0) { + H5MM_xfree(buf); + HGOTO_ERROR(H5E_OHDR, H5E_CANTCOPY, FAIL, "Unable to write dataset region information") + } /* end if */ + + /* Set the dataset region reference info for the destination file */ + p = (uint8_t *)(&dst_ref[i]); + H5F_addr_encode(dst_oloc.file, &p, hobjid.addr); + INT32ENCODE(p, hobjid.idx); + + /* Free the buffer allocated in H5HG_read() */ + H5MM_xfree(buf); + } /* end for */ + } /* end if */ + else + HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "invalid reference type") + +done: + FUNC_LEAVE_NOAPI(ret_value) +} /* end H5O_copy_expand_ref() */ + + +/*------------------------------------------------------------------------- * Function: H5O_debug_id * * Purpose: Act as a proxy for calling the 'debug' method for a @@ -5267,184 +5447,6 @@ done: /*------------------------------------------------------------------------- - * Function: H5O_copy_obj_by_ref - * - * Purpose: Copy the object pointed by _src_ref. - * - * Return: Non-negative on success/Negative on failure - * - * Programmer: Peter Cao - * Aug 7 2006 - * - *------------------------------------------------------------------------- - */ -static herr_t -H5O_copy_obj_by_ref(H5O_loc_t *src_oloc, hid_t dxpl_id, H5O_loc_t *dst_oloc, - H5G_loc_t *dst_root_loc, H5O_copy_t *cpy_info) -{ - herr_t ret_value = SUCCEED; - - FUNC_ENTER_NOAPI(H5O_copy_obj_by_ref, FAIL) - - HDassert(src_oloc); - HDassert(dst_oloc); - - /* Perform the copy, or look up existing copy */ - if((ret_value = H5O_copy_header_map(src_oloc, dst_oloc, dxpl_id, cpy_info, FALSE)) < 0) - HGOTO_ERROR(H5E_OHDR, H5E_CANTCOPY, FAIL, "unable to copy object") - - /* Check if a new valid object is copied to the destination */ - if(H5F_addr_defined(dst_oloc->addr) && (ret_value > SUCCEED)) { - char tmp_obj_name[80]; - H5G_name_t new_path; - H5O_loc_t new_oloc; - H5G_loc_t new_loc; - - /* Set up group location for new object */ - new_loc.oloc = &new_oloc; - new_loc.path = &new_path; - H5G_loc_reset(&new_loc); - new_oloc.file = dst_oloc->file; - new_oloc.addr = dst_oloc->addr; - - /* Pick a default name for the new object */ - sprintf(tmp_obj_name, "~obj_pointed_by_%llu", (unsigned long_long)dst_oloc->addr); - - /* Create a link to the newly copied object */ - if(H5L_link(dst_root_loc, tmp_obj_name, &new_loc, H5P_DEFAULT, H5P_DEFAULT, dxpl_id) < 0) - HGOTO_ERROR(H5E_DATATYPE, H5E_CANTINIT, FAIL, "unable to insert link") - - H5G_loc_free(&new_loc); - } /* if (H5F_addr_defined(dst_oloc.addr)) */ - -done: - FUNC_LEAVE_NOAPI(ret_value) -} /* end H5O_copy_obj_by_ref() */ - - -/*------------------------------------------------------------------------- - * Function: H5O_copy_expand_ref - * - * Purpose: Copy the object pointed by _src_ref. - * - * Return: Non-negative on success/Negative on failure - * - * Programmer: Peter Cao - * Aug 7 2006 - * - *------------------------------------------------------------------------- - */ -herr_t -H5O_copy_expand_ref(H5F_t *file_src, void *_src_ref, hid_t dxpl_id, - H5F_t *file_dst, void *_dst_ref, size_t ref_count, H5R_type_t ref_type, - H5O_copy_t *cpy_info) -{ - H5O_loc_t dst_oloc; /* Copied object object location */ - H5O_loc_t src_oloc; /* Temporary object location for source object */ - H5G_loc_t dst_root_loc; /* The location of root group of the destination file */ - size_t i; /* Local index variable */ - herr_t ret_value = SUCCEED; - - FUNC_ENTER_NOAPI(H5O_copy_expand_ref, FAIL) - - /* Sanity checks */ - HDassert(file_src); - HDassert(_src_ref); - HDassert(file_dst); - HDassert(_dst_ref); - HDassert(ref_count); - HDassert(cpy_info); - - /* Initialize object locations */ - H5O_loc_reset(&src_oloc); - H5O_loc_reset(&dst_oloc); - src_oloc.file = file_src; - dst_oloc.file = file_dst; - - /* Set up the root group in the destination file */ - if(NULL == (dst_root_loc.oloc = H5G_oloc(H5G_rootof(file_dst)))) - HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "unable to get object location for root group") - if(NULL == (dst_root_loc.path = H5G_nameof(H5G_rootof(file_dst)))) - HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "unable to get path for root group") - - /* Copy object references */ - if(H5R_OBJECT == ref_type) { - hobj_ref_t *src_ref = (hobj_ref_t *)_src_ref; - hobj_ref_t *dst_ref = (hobj_ref_t *)_dst_ref; - - /* Making equivalent references in the destination file */ - for(i = 0; i < ref_count; i++) { - /* Set up for the object copy for the reference */ - src_oloc.addr = src_ref[i]; - dst_oloc.addr = HADDR_UNDEF; - - /* Attempt to copy object from source to destination file */ - if(H5O_copy_obj_by_ref(&src_oloc, dxpl_id, &dst_oloc, &dst_root_loc, cpy_info) < 0) - HGOTO_ERROR(H5E_OHDR, H5E_CANTCOPY, FAIL, "unable to copy object") - - /* Set the object reference info for the destination file */ - dst_ref[i] = dst_oloc.addr; - } /* end for */ - } /* end if */ - /* Copy region references */ - else if(H5R_DATASET_REGION == ref_type) { - hdset_reg_ref_t *src_ref = (hdset_reg_ref_t *)_src_ref; - hdset_reg_ref_t *dst_ref = (hdset_reg_ref_t *)_dst_ref; - uint8_t *buf; /* Buffer to store serialized selection in */ - uint8_t *p; /* Pointer to OID to store */ - H5HG_t hobjid; /* Heap object ID */ - size_t buf_size; /* Length of object in heap */ - - /* Making equivalent references in the destination file */ - for(i = 0; i < ref_count; i++) { - /* Get the heap ID for the dataset region */ - p = (uint8_t *)(&src_ref[i]); - H5F_addr_decode(src_oloc.file, (const uint8_t **)&p, &(hobjid.addr)); - INT32DECODE(p, hobjid.idx); - - /* Get the dataset region from the heap (allocate inside routine) */ - if((buf = H5HG_read(src_oloc.file, dxpl_id, &hobjid, NULL, &buf_size)) == NULL) - HGOTO_ERROR(H5E_REFERENCE, H5E_READERROR, FAIL, "Unable to read dataset region information") - - /* Get the object oid for the dataset */ - p = (uint8_t *)buf; - H5F_addr_decode(src_oloc.file, (const uint8_t **)&p, &(src_oloc.addr)); - dst_oloc.addr = HADDR_UNDEF; - - /* copy the object pointed by the ref to the destination */ - if(H5O_copy_obj_by_ref(&src_oloc, dxpl_id, &dst_oloc, &dst_root_loc, cpy_info) < 0) { - H5MM_xfree(buf); - HGOTO_ERROR(H5E_OHDR, H5E_CANTCOPY, FAIL, "unable to copy object") - } /* end if */ - - /* Serialize object ID */ - p = (uint8_t *)buf; - H5F_addr_encode(dst_oloc.file, &p, dst_oloc.addr); - - /* Save the serialized buffer to the destination */ - if(H5HG_insert(dst_oloc.file, dxpl_id, buf_size, buf, &hobjid) < 0) { - H5MM_xfree(buf); - HGOTO_ERROR(H5E_OHDR, H5E_CANTCOPY, FAIL, "Unable to write dataset region information") - } /* end if */ - - /* Set the dataset region reference info for the destination file */ - p = (uint8_t *)(&dst_ref[i]); - H5F_addr_encode(dst_oloc.file, &p, hobjid.addr); - INT32ENCODE(p, hobjid.idx); - - /* Free the buffer allocated in H5HG_read() */ - H5MM_xfree(buf); - } /* end for */ - } /* end if */ - else - HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "invalid reference type") - -done: - FUNC_LEAVE_NOAPI(ret_value) -} /* end H5O_copy_expand_ref() */ - - -/*------------------------------------------------------------------------- * Function: H5O_debug * * Purpose: Prints debugging info about an object header. |