lib/libusb/libusb10.c

850 	struct libusb_super_transfer *sxfer;
857 	sxfer = malloc(len);
858 	if (sxfer == NULL)
861 	memset(sxfer, 0, len);
864 	    ((uint8_t *)sxfer) + sizeof(*sxfer));
875 	struct libusb_super_transfer *sxfer;
884 	sxfer = (struct libusb_super_transfer *)(
885 	    (uint8_t *)uxfer - sizeof(*sxfer));
887 	free(sxfer);
972     struct libusb_super_transfer *sxfer, int status)
978 	    ((uint8_t *)sxfer) + sizeof(*sxfer));
987 	sxfer->state = LIBUSB_SUPER_XFER_ST_NONE;
991 	TAILQ_INSERT_TAIL(&dev->ctx->tr_done, sxfer, entry);
999 	struct libusb_super_transfer *sxfer;
1008 	sxfer = libusb20_tr_get_priv_sc1(pxfer);
1012 	if (sxfer == NULL)
1016 	    ((uint8_t *)sxfer) + sizeof(*sxfer));
1038 		libusb10_complete_transfer(pxfer, sxfer, LIBUSB_TRANSFER_COMPLETED);
1053 		sxfer->rem_len = 0;
1063 		libusb10_complete_transfer(pxfer, sxfer, libusb10_convert_error(status));
1073 	struct libusb_super_transfer *sxfer;
1081 	sxfer = libusb20_tr_get_priv_sc1(pxfer);
1085 	if (sxfer == NULL)
1089 	    ((uint8_t *)sxfer) + sizeof(*sxfer));
1099 		if (sxfer->last_len != actlen) {
1101 				libusb10_complete_transfer(pxfer, sxfer, LIBUSB_TRANSFER_ERROR);
1103 				libusb10_complete_transfer(pxfer, sxfer, LIBUSB_TRANSFER_COMPLETED);
1108 		if (sxfer->rem_len == 0) {
1109 			libusb10_complete_transfer(pxfer, sxfer, LIBUSB_TRANSFER_COMPLETED);
1115 		if (max_bulk > sxfer->rem_len) {
1116 			max_bulk = sxfer->rem_len;
1120 		    sxfer->curr_data, max_bulk, uxfer->timeout);
1123 		sxfer->last_len = max_bulk;
1124 		sxfer->curr_data += max_bulk;
1125 		sxfer->rem_len -= max_bulk;
1130 		if (sxfer->rem_len == 0)
1135 		libusb10_complete_transfer(pxfer, sxfer, libusb10_convert_error(status));
1145 	struct libusb_super_transfer *sxfer;
1153 	sxfer = libusb20_tr_get_priv_sc1(pxfer);
1157 	if (sxfer == NULL)
1161 	    ((uint8_t *)sxfer) + sizeof(*sxfer));
1174 		if (sxfer->last_len != actlen) {
1176 				libusb10_complete_transfer(pxfer, sxfer, LIBUSB_TRANSFER_ERROR);
1178 				libusb10_complete_transfer(pxfer, sxfer, LIBUSB_TRANSFER_COMPLETED);
1183 		if (sxfer->rem_len == 0) {
1184 			libusb10_complete_transfer(pxfer, sxfer, LIBUSB_TRANSFER_COMPLETED);
1190 		if (max_bulk > sxfer->rem_len) {
1191 			max_bulk = sxfer->rem_len;
1205 			libusb20_tr_set_buffer(pxfer, sxfer->curr_data, 1);
1212 		sxfer->last_len = max_bulk;
1213 		sxfer->curr_data += max_bulk;
1214 		sxfer->rem_len -= max_bulk;
1219 		if (sxfer->rem_len == 0)
1224 		libusb10_complete_transfer(pxfer, sxfer, libusb10_convert_error(status));
1236 	struct libusb_super_transfer *sxfer;
1264 		sxfer = libusb20_tr_get_priv_sc1(pxfer1);
1265 		if (sxfer == NULL)
1267 		if (sxfer->rem_len)
1273 		sxfer = libusb20_tr_get_priv_sc1(pxfer0);
1274 		if (sxfer == NULL)
1276 		if (sxfer->rem_len)
1286 	TAILQ_FOREACH(sxfer, &dev->tr_head, entry) {
1289 		    ((uint8_t *)sxfer) + sizeof(*sxfer));
1292 			TAILQ_REMOVE(&dev->tr_head, sxfer, entry);
1293 			sxfer->entry.tqe_prev = NULL;
1302 	libusb20_tr_set_priv_sc1(pxfer0, sxfer);
1305 	sxfer->rem_len = uxfer->length;
1306 	sxfer->curr_data = uxfer->buffer;
1319 		if (sxfer->rem_len < 8)
1323 		sxfer->rem_len -= 8;
1324 		sxfer->curr_data += 8;
1342 	libusb10_complete_transfer(pxfer0, sxfer, LIBUSB_TRANSFER_ERROR);
1356 	struct libusb_super_transfer *sxfer;
1376 	sxfer = (struct libusb_super_transfer *)(
1377 	    (uint8_t *)uxfer - sizeof(*sxfer));
1386 	} else if ((sxfer->entry.tqe_prev != NULL) ||
1387 	    (libusb20_tr_get_priv_sc1(pxfer0) == sxfer) ||
1388 	    (libusb20_tr_get_priv_sc1(pxfer1) == sxfer)) {
1393 		sxfer->state = LIBUSB_SUPER_XFER_ST_PEND;
1396 		TAILQ_INSERT_TAIL(&dev->tr_head, sxfer, entry);
1419 	struct libusb_super_transfer *sxfer;
1440 	sxfer = (struct libusb_super_transfer *)(
1441 	    (uint8_t *)uxfer - sizeof(*sxfer));
1450 	if (sxfer->state != LIBUSB_SUPER_XFER_ST_PEND) {
1454 	} else if (sxfer->entry.tqe_prev != NULL) {
1456 		TAILQ_REMOVE(&dev->tr_head, sxfer, entry);
1457 		sxfer->entry.tqe_prev = NULL;
1459 		    sxfer, LIBUSB_TRANSFER_CANCELLED);
1463 	} else if (libusb20_tr_get_priv_sc1(pxfer0) == sxfer) {
1465 		    sxfer, LIBUSB_TRANSFER_CANCELLED);
1470 	} else if (libusb20_tr_get_priv_sc1(pxfer1) == sxfer) {
1472 		    sxfer, LIBUSB_TRANSFER_CANCELLED);