Cascoda SDK
Cascoda SDK for building software to run with CA-821x transceivers
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usb-exchange.h
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1/*
2 * Copyright (c) 2016, Cascoda
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are met:
7 *
8 * 1. Redistributions of source code must retain the above copyright notice,
9 * this list of conditions and the following disclaimer.
10 *
11 * 2. Redistributions in binary form must reproduce the above copyright notice,
12 * this list of conditions and the following disclaimer in the documentation
13 * and/or other materials provided with the distribution.
14 *
15 * 3. Neither the name of the copyright holder nor the names of its contributors
16 * may be used to endorse or promote products derived from this software without
17 * specific prior written permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
20 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE
23 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29 * POSSIBILITY OF SUCH DAMAGE.
30 */
36#ifndef USB_EXCHANGE_H
37#define USB_EXCHANGE_H
38
40#include "ca821x_api.h"
41#define TEST_ENABLE 1
42
49
75 const char *path,
76 struct ca821x_dev *pDeviceRef,
77 char *serial_num);
78
86void usb_exchange_deinit(struct ca821x_dev *pDeviceRef);
87
97int usb_exchange_reset(unsigned long resettime, struct ca821x_dev *pDeviceRef);
98
110ca_error usb_exchange_enumerate(util_device_found aCallback, void *aContext);
111
112#ifdef TEST_ENABLE
114void test_frag_loopback();
115#endif
116
117#endif
Various types used by the cascoda posix api.
void(* util_device_found)(struct ca_device_info *aDeviceInfo, void *aContext)
Function type for handling enumerated devices when finding them.
Definition ca821x-types.h:241
ca_error(* ca821x_errorhandler)(ca_error error, struct ca821x_dev *pDeviceRef)
Error callback.
Definition ca821x-types.h:61
The main ca821x-api include file.
ca_error
Cascoda error type.
Definition ca821x_error.h:51
CA-821x Device reference struct.
Definition ca821x_api.h:123
void usb_exchange_deinit(struct ca821x_dev *pDeviceRef)
Deinitialise the usb exchange, so that it can be reinitialised by another process,...
Definition usb-exchange.c:769
int usb_exchange_reset(unsigned long resettime, struct ca821x_dev *pDeviceRef)
Send a hard reset to the ca821x.
Definition usb-exchange.c:861
usb_exchange_errors
Definition usb-exchange.h:44
@ usb_exchange_err_generic
Definition usb-exchange.h:47
@ usb_exchange_err_ca821x
ca821x error - ca821x has been reset
Definition usb-exchange.h:46
@ usb_exchange_err_usb
Usb error - probably device removed and going to have to crash safely.
Definition usb-exchange.h:45
ca_error usb_exchange_enumerate(util_device_found aCallback, void *aContext)
Function to enumerate all of the USB connected devices, calling aCallback with a struct describing ea...
Definition usb-exchange.c:789
void test_frag_loopback()
Run to test fragmentation.
Definition usb-exchange.c:194
ca_error usb_exchange_init(ca821x_errorhandler callback, const char *path, struct ca821x_dev *pDeviceRef, char *serial_num)
Initialise the usb exchange.
Definition usb-exchange.c:646