lib/libusb/libusb10.c

856 	struct libusb_super_transfer *sxfer;
863 	sxfer = malloc(len);
864 	if (sxfer == NULL)
867 	memset(sxfer, 0, len);
870 	    ((uint8_t *)sxfer) + sizeof(*sxfer));
881 	struct libusb_super_transfer *sxfer;
890 	sxfer = (struct libusb_super_transfer *)(
891 	    (uint8_t *)uxfer - sizeof(*sxfer));
893 	free(sxfer);
978     struct libusb_super_transfer *sxfer, int status)
984 	    ((uint8_t *)sxfer) + sizeof(*sxfer));
993 	sxfer->state = LIBUSB_SUPER_XFER_ST_NONE;
997 	TAILQ_INSERT_TAIL(&dev->ctx->tr_done, sxfer, entry);
1005 	struct libusb_super_transfer *sxfer;
1014 	sxfer = libusb20_tr_get_priv_sc1(pxfer);
1018 	if (sxfer == NULL)
1022 	    ((uint8_t *)sxfer) + sizeof(*sxfer));
1044 		libusb10_complete_transfer(pxfer, sxfer, LIBUSB_TRANSFER_COMPLETED);
1059 		sxfer->rem_len = 0;
1069 		libusb10_complete_transfer(pxfer, sxfer, libusb10_convert_error(status));
1079 	struct libusb_super_transfer *sxfer;
1087 	sxfer = libusb20_tr_get_priv_sc1(pxfer);
1091 	if (sxfer == NULL)
1095 	    ((uint8_t *)sxfer) + sizeof(*sxfer));
1105 		if (sxfer->last_len != actlen) {
1107 				libusb10_complete_transfer(pxfer, sxfer, LIBUSB_TRANSFER_ERROR);
1109 				libusb10_complete_transfer(pxfer, sxfer, LIBUSB_TRANSFER_COMPLETED);
1114 		if (sxfer->rem_len == 0) {
1115 			libusb10_complete_transfer(pxfer, sxfer, LIBUSB_TRANSFER_COMPLETED);
1121 		if (max_bulk > sxfer->rem_len) {
1122 			max_bulk = sxfer->rem_len;
1126 		    sxfer->curr_data, max_bulk, uxfer->timeout);
1129 		sxfer->last_len = max_bulk;
1130 		sxfer->curr_data += max_bulk;
1131 		sxfer->rem_len -= max_bulk;
1136 		if (sxfer->rem_len == 0)
1141 		libusb10_complete_transfer(pxfer, sxfer, libusb10_convert_error(status));
1151 	struct libusb_super_transfer *sxfer;
1159 	sxfer = libusb20_tr_get_priv_sc1(pxfer);
1163 	if (sxfer == NULL)
1167 	    ((uint8_t *)sxfer) + sizeof(*sxfer));
1180 		if (sxfer->last_len != actlen) {
1182 				libusb10_complete_transfer(pxfer, sxfer, LIBUSB_TRANSFER_ERROR);
1184 				libusb10_complete_transfer(pxfer, sxfer, LIBUSB_TRANSFER_COMPLETED);
1189 		if (sxfer->rem_len == 0) {
1190 			libusb10_complete_transfer(pxfer, sxfer, LIBUSB_TRANSFER_COMPLETED);
1196 		if (max_bulk > sxfer->rem_len) {
1197 			max_bulk = sxfer->rem_len;
1211 			libusb20_tr_set_buffer(pxfer, sxfer->curr_data, 1);
1218 		sxfer->last_len = max_bulk;
1219 		sxfer->curr_data += max_bulk;
1220 		sxfer->rem_len -= max_bulk;
1225 		if (sxfer->rem_len == 0)
1230 		libusb10_complete_transfer(pxfer, sxfer, libusb10_convert_error(status));
1242 	struct libusb_super_transfer *sxfer;
1270 		sxfer = libusb20_tr_get_priv_sc1(pxfer1);
1271 		if (sxfer == NULL)
1273 		if (sxfer->rem_len)
1279 		sxfer = libusb20_tr_get_priv_sc1(pxfer0);
1280 		if (sxfer == NULL)
1282 		if (sxfer->rem_len)
1292 	TAILQ_FOREACH(sxfer, &dev->tr_head, entry) {
1295 		    ((uint8_t *)sxfer) + sizeof(*sxfer));
1298 			TAILQ_REMOVE(&dev->tr_head, sxfer, entry);
1299 			sxfer->entry.tqe_prev = NULL;
1308 	libusb20_tr_set_priv_sc1(pxfer0, sxfer);
1311 	sxfer->rem_len = uxfer->length;
1312 	sxfer->curr_data = uxfer->buffer;
1325 		if (sxfer->rem_len < 8)
1329 		sxfer->rem_len -= 8;
1330 		sxfer->curr_data += 8;
1348 	libusb10_complete_transfer(pxfer0, sxfer, LIBUSB_TRANSFER_ERROR);
1362 	struct libusb_super_transfer *sxfer;
1379 	sxfer = (struct libusb_super_transfer *)(
1380 	    (uint8_t *)uxfer - sizeof(*sxfer));
1389 	} else if ((sxfer->entry.tqe_prev != NULL) ||
1390 	    (libusb20_tr_get_priv_sc1(pxfer0) == sxfer) ||
1391 	    (libusb20_tr_get_priv_sc1(pxfer1) == sxfer)) {
1396 		sxfer->state = LIBUSB_SUPER_XFER_ST_PEND;
1399 		TAILQ_INSERT_TAIL(&dev->tr_head, sxfer, entry);
1422 	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);