diff options
Diffstat (limited to 'src/H5Oefl.c')
| -rw-r--r-- | src/H5Oefl.c | 87 |
1 files changed, 86 insertions, 1 deletions
diff --git a/src/H5Oefl.c b/src/H5Oefl.c index 9106310..8c78cae 100644 --- a/src/H5Oefl.c +++ b/src/H5Oefl.c @@ -33,6 +33,8 @@ static herr_t H5O_efl_encode(H5F_t *f, uint8_t *p, const void *_mesg); static void *H5O_efl_copy(const void *_mesg, void *_dest, unsigned update_flags); static size_t H5O_efl_size(const H5F_t *f, const void *_mesg); static herr_t H5O_efl_reset(void *_mesg); +static void *H5O_efl_copy_file(H5F_t *file_src, void *mesg_src, + H5F_t *file_dst, hid_t dxpl_id, H5SL_t *map_list, void *udata); static herr_t H5O_efl_debug(H5F_t *f, hid_t dxpl_id, const void *_mesg, FILE * stream, int indent, int fwidth); @@ -51,7 +53,9 @@ const H5O_class_t H5O_EFL[1] = {{ NULL, /* link method */ NULL, /*get share method */ NULL, /*set share method */ - H5O_efl_debug, /*debug the message */ + H5O_efl_copy_file, /* copy native value to file */ + NULL, /* post copy native value to file */ + H5O_efl_debug /*debug the message */ }}; #define H5O_EFL_VERSION 1 @@ -415,6 +419,86 @@ done: /*------------------------------------------------------------------------- + * Function: H5O_efl_copy_file + * + * Purpose: Copies an efl message from _MESG to _DEST in file + * + * Return: Success: Ptr to _DEST + * + * Failure: NULL + * + * Programmer: Peter Cao + * September 29, 2005 + * + * Modifications: + * + *------------------------------------------------------------------------- + */ +static void * +H5O_efl_copy_file(H5F_t UNUSED *file_src, void *mesg_src, + H5F_t *file_dst, hid_t dxpl_id, H5SL_t UNUSED *map_list, void UNUSED *_udata) +{ + H5O_efl_t *efl_src = (H5O_efl_t *) mesg_src; + H5O_efl_t *efl_dst = NULL; + size_t idx, size, name_offset, heap_size; + void *ret_value; /* Return value */ + + FUNC_ENTER_NOAPI_NOINIT(H5O_efl_copy_file) + + /* check args */ + HDassert(efl_src); + HDassert(file_dst); + + /* Allocate space for the destination efl */ + if(NULL == (efl_dst = H5MM_calloc(sizeof(H5O_efl_t)))) + HGOTO_ERROR (H5E_RESOURCE, H5E_NOSPACE, NULL, "memory allocation failed") + + /* Copy the "top level" information */ + HDmemcpy(efl_dst, efl_src, sizeof(H5O_efl_t)); + + /* create name heap */ + heap_size = H5HL_ALIGN(1); + for(idx = 0; idx < efl_src->nused; idx++) + heap_size += H5HL_ALIGN(HDstrlen(efl_src->slot[idx].name) + 1); + + if(H5HL_create(file_dst, dxpl_id, heap_size, &efl_dst->heap_addr/*out*/) < 0) + HGOTO_ERROR(H5E_SYM, H5E_CANTINIT, NULL, "can't create heap") + + name_offset = H5HL_insert(file_dst, dxpl_id, efl_dst->heap_addr, 1, ""); + if((size_t)(-1) == name_offset) + HGOTO_ERROR(H5E_SYM, H5E_CANTINIT, NULL, "can't initialize heap") + HDassert(0 == name_offset); + + /* allocate array of external file entries */ + if(efl_src->nalloc > 0) { + size = efl_src->nalloc * sizeof(H5O_efl_entry_t); + if((efl_dst->slot = H5MM_calloc(size)) == NULL) + HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, NULL, "memory allocation failed") + + /* copy content from the source. Need to update later */ + HDmemcpy(efl_dst->slot, efl_src->slot, size); + } + + /* copy the name from the source */ + for(idx = 0; idx < efl_src->nused; idx++) { + efl_dst->slot[idx].name = H5MM_xstrdup(efl_src->slot[idx].name); + efl_dst->slot[idx].name_offset = H5HL_insert(file_dst, dxpl_id, efl_dst->heap_addr, + HDstrlen(efl_dst->slot[idx].name)+1, efl_dst->slot[idx].name); + } + + /* Set return value */ + ret_value = efl_dst; + +done: + if(!ret_value) + if(efl_dst) + H5MM_xfree(efl_dst); + + FUNC_LEAVE_NOAPI(ret_value) +} + + +/*------------------------------------------------------------------------- * Function: H5O_efl_debug * * Purpose: Prints debugging info for a message. @@ -475,3 +559,4 @@ H5O_efl_debug(H5F_t UNUSED *f, hid_t UNUSED dxpl_id, const void *_mesg, FILE * s FUNC_LEAVE_NOAPI(SUCCEED); } + |