network/stack/net_buffer.cpp

589 	if (address == NULL || address->sa_len == 0)
592 	if (interfaceAddress == NULL || interfaceAddress->domain == NULL) {
619 	data_node* node = NULL;
621 			!= NULL) {
677 	while (node != NULL) {
701 	if (bufferData == NULL)
727 	if (bufferData == NULL)
782 	if (header != NULL)
793 	if (buffer != NULL)
804 	if (header == NULL)
805 		return NULL;
815 	header->first_free = NULL;
817 	TRACE(("%d:   create new data header %p\n", find_thread(NULL), header));
831 	TRACE(("%d:   free header %p\n", find_thread(NULL), header));
868 	if (header->first_free != NULL && header->first_free->size >= size) {
884 		free_data* last = NULL;
885 		while (freeData != NULL) {
886 			if (last != NULL && freeData->size >= size) {
896 		return NULL;
911 	data_header** _header = NULL)
915 	if (allocated == NULL) {
918 		if (header == NULL)
919 			return NULL;
931 	if (_header != NULL)
943 	if (node == NULL)
944 		return NULL;
946 	TRACE(("%d:   add first data node %p to header %p\n", find_thread(NULL),
969 	if (node == NULL)
970 		return NULL;
972 	TRACE(("%d:   add data node %p to header %p\n", find_thread(NULL), node,
993 		find_thread(NULL), node, node->header, located));
1003 	if (located == NULL)
1016 	while (node != NULL && node->offset + node->used <= offset)
1038 	if (nodeTo == NULL)
1042 	if (node == NULL) {
1078 	if (destination->interface_address != NULL)
1094 	if (buffer == NULL)
1095 		return NULL;
1097 	TRACE(("%d: create buffer %p\n", find_thread(NULL), buffer));
1107 	if (header == NULL) {
1109 		return NULL;
1118 	buffer->ancillary_data = NULL;
1127 	buffer->interface_address = NULL;
1148 	TRACE(("%d: free buffer %p\n", find_thread(NULL), buffer));
1163 	if (buffer->interface_address != NULL)
1180 	TRACE(("%d: duplicate_buffer(buffer %p)\n", find_thread(NULL), buffer));
1186 	if (duplicate == NULL)
1187 		return NULL;
1189 	TRACE(("%d:   duplicate: %p)\n", find_thread(NULL), duplicate));
1194 	while (node != NULL) {
1198 			return NULL;
1236 	if (clone == NULL)
1237 		return NULL;
1241 		return NULL;
1252 	TRACE(("%d: clone_buffer(buffer %p)\n", find_thread(NULL), buffer));
1255 	if (clone == NULL)
1256 		return NULL;
1258 	TRACE(("%d:   clone: %p\n", find_thread(NULL), buffer));
1261 	if (sourceNode == NULL) {
1263 		return NULL;
1276 	node->located = NULL;
1279 	while (sourceNode != NULL) {
1301 		if (sourceNode == NULL)
1305 		if (node == NULL) {
1310 			return NULL;
1337 	if (buffer == NULL)
1338 		return NULL;
1346 		find_thread(NULL), from, buffer, offset));
1359 	return NULL;
1373 	if (with == NULL)
1376 	TRACE(("%d: merge buffer %p with %p (%s)\n", find_thread(NULL), buffer,
1390 	data_node* before = NULL;
1397 		data_node* node = NULL;
1400 			if (node == NULL)
1404 			if (before == NULL)
1409 	data_node* last = NULL;
1413 		if (node == NULL)
1425 			if (newNode == NULL) {
1479 	if (node == NULL)
1500 		if (node == NULL)
1526 	if (node == NULL)
1547 		if (node == NULL)
1562 	if (node == NULL) {
1564 		if (node == NULL)
1573 		find_thread(NULL), buffer, size, node->HeaderSpace()));
1592 				if (header == NULL) {
1620 		node = NULL;
1622 				node)) != NULL) {
1628 			*_contiguousBuffer = NULL;
1640 				!= NULL) {
1686 	if (node == NULL) {
1688 		if (node == NULL)
1696 	TRACE(("%d: append_size(buffer %p, size %ld)\n", find_thread(NULL),
1723 			if (header == NULL) {
1729 			if (node == NULL) {
1751 			*_contiguousBuffer = NULL;
1816 	TRACE(("%d: remove_header(buffer %p, %ld bytes)\n", find_thread(NULL),
1821 	data_node* node = NULL;
1825 		if (node == NULL) {
1839 		node = NULL;
1845 	if (node != NULL) {
1859 	while (node != NULL) {
1893 		find_thread(NULL), buffer, newSize, buffer->size));
1905 	if (node == NULL) {
1917 	while (node != NULL) {
1950 		"bytes = %ld)\n", find_thread(NULL), buffer, source, offset, bytes));
1961 	if (node == NULL) {
1968 	while (node != NULL && bytes > 0) {
1970 		if (clone == NULL) {
2031 	\return A pointer to the first of the moved ancillary data, if any, \c NULL
2040 	if (from == NULL || to == NULL)
2041 		return NULL;
2043 	if (from->ancillary_data == NULL)
2044 		return NULL;
2046 	if (to->ancillary_data == NULL) {
2049 		from->ancillary_data = NULL;
2050 		return next_ancillary_data(to->ancillary_data, NULL, NULL);
2057 	from->ancillary_data = NULL;
2072 	if (node == NULL)
2097 	if (node == NULL || (node->flags & DATA_NODE_STORED_HEADER) == 0)
2115 		if (node == NULL
2151 		if (node == NULL
2198 	if (node == NULL)
2221 	if (node == NULL)
2246 		if (node == NULL)
2268 	while (node != NULL && count < vecCount) {
2289 	while (node != NULL) {
2316 				sizeof(net_buffer_private), 8, NULL, NULL, NULL);
2317 			if (sNetBufferCache == NULL)
2321 				0, NULL, NULL, NULL);
2322 			if (sDataNodeCache == NULL) {
2374 	NULL,	// insert
2375 	NULL,	// remove
2381 	NULL,	// associate_data
2398 	NULL,	// get_memory_map