cbor_item_t *cbor_new_definite_array(size_t size)
{
cbor_item_t *item = _CBOR_MALLOC(sizeof(cbor_item_t));
if (item == NULL)
return NULL;
cbor_item_t ** data = _CBOR_MALLOC(sizeof(cbor_item_t *) * size);
if (data == NULL) {
_CBOR_FREE(item);
return NULL;
}
for (size_t i = 0; i < size; i++)
data[i] = NULL;
*item = (cbor_item_t) {
.refcount = 1,
.type = CBOR_TYPE_ARRAY,
.metadata = {
.array_metadata = {
.type = _CBOR_METADATA_DEFINITE,
.allocated = size,
.end_ptr = 0
}
},
.data = (unsigned char *)data
};
return item;
}
size_t cbor_serialize_alloc(const cbor_item_t * item,
unsigned char ** buffer,
size_t * buffer_size)
{
size_t bfr_size = 32;
unsigned char * bfr = _CBOR_MALLOC(bfr_size), * tmp_bfr;
if (bfr == NULL) {
return 0;
}
size_t written;
/* This is waaay too optimistic - figure out something smarter (eventually) */
while ((written = cbor_serialize(item, bfr, bfr_size)) == 0) {
if (!_cbor_safe_to_multiply(CBOR_BUFFER_GROWTH, bfr_size)) {
_CBOR_FREE(bfr);
return 0;
}
tmp_bfr = _CBOR_REALLOC(bfr, bfr_size *= 2);
if (tmp_bfr == NULL) {
_CBOR_FREE(bfr);
return 0;
}
bfr = tmp_bfr;
}
*buffer = bfr;
*buffer_size = bfr_size;
return written;
}
cbor_item_t *cbor_new_indefinite_map()
{
cbor_item_t *item = _CBOR_MALLOC(sizeof(cbor_item_t));
if (item == NULL)
return NULL;
*item = (cbor_item_t) {
.refcount = 1,
.type = CBOR_TYPE_MAP,
.metadata = {.map_metadata = {
.allocated = 0,
.type = _CBOR_METADATA_INDEFINITE,
.end_ptr = 0
}},
.data = NULL
};
cbor_item_t *cbor_new_indefinite_array()
{
cbor_item_t *item = _CBOR_MALLOC(sizeof(cbor_item_t));
if (item == NULL)
return NULL;
*item = (cbor_item_t) {
.refcount = 1,
.type = CBOR_TYPE_ARRAY,
.metadata = {
.array_metadata = {
.type = _CBOR_METADATA_INDEFINITE,
.allocated = 0,
.end_ptr = 0
}
},
.data = NULL /* Can be safely realloc-ed */
};
cbor_item_t *cbor_new_definite_map(size_t size)
{
cbor_item_t *item = _CBOR_MALLOC(sizeof(cbor_item_t));
if (item == NULL) {
return NULL;
}
*item = (cbor_item_t) {
.refcount = 1,
.type = CBOR_TYPE_MAP,
.metadata = {.map_metadata = {
.allocated = size,
.type = _CBOR_METADATA_DEFINITE,
.end_ptr = 0
}},
.data = _cbor_alloc_multiple(sizeof(struct cbor_pair), size)
};
if (item->data == NULL) {
_CBOR_FREE(item);
return NULL;
}
return item;
}
