1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause 3 * 4 * Copyright (c) 2014 Nahanni Systems Inc. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 */ 28 29 #include <sys/cdefs.h> 30 31 #include <sys/types.h> 32 #include <sys/queue.h> 33 34 #include <assert.h> 35 #include <stdio.h> 36 #include <stdlib.h> 37 #include <string.h> 38 #include <pthread.h> 39 40 #include "usb_emul.h" 41 42 SET_DECLARE(usb_emu_set, struct usb_devemu); 43 44 struct usb_devemu * 45 usb_emu_finddev(const char *name) 46 { 47 struct usb_devemu **udpp, *udp; 48 49 SET_FOREACH(udpp, usb_emu_set) { 50 udp = *udpp; 51 if (!strcmp(udp->ue_emu, name)) 52 return (udp); 53 } 54 55 return (NULL); 56 } 57 58 struct usb_data_xfer_block * 59 usb_data_xfer_append(struct usb_data_xfer *xfer, void *buf, int blen, 60 void *hci_data, int ccs) 61 { 62 struct usb_data_xfer_block *xb; 63 64 if (xfer->ndata >= USB_MAX_XFER_BLOCKS) 65 return (NULL); 66 67 xb = &xfer->data[xfer->tail]; 68 xb->buf = buf; 69 xb->blen = blen; 70 xb->hci_data = hci_data; 71 xb->ccs = ccs; 72 xb->processed = 0; 73 xb->bdone = 0; 74 xfer->ndata++; 75 xfer->tail = (xfer->tail + 1) % USB_MAX_XFER_BLOCKS; 76 return (xb); 77 } 78