| 1 | /*
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| 2 | * Copyright (c) 2011 Vojtech Horky
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| 3 | * All rights reserved.
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| 4 | *
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| 5 | * Redistribution and use in source and binary forms, with or without
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| 6 | * modification, are permitted provided that the following conditions
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| 7 | * are met:
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| 8 | *
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| 9 | * - Redistributions of source code must retain the above copyright
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| 10 | * notice, this list of conditions and the following disclaimer.
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| 11 | * - Redistributions in binary form must reproduce the above copyright
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| 12 | * notice, this list of conditions and the following disclaimer in the
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| 13 | * documentation and/or other materials provided with the distribution.
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| 14 | * - The name of the author may not be used to endorse or promote products
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| 15 | * derived from this software without specific prior written permission.
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| 16 | *
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| 17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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| 18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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| 19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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| 20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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| 21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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| 22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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| 23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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| 24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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| 25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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| 26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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| 27 | */
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| 28 |
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| 29 | /** @addtogroup drvusbfallback
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| 30 | * @{
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| 31 | */
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| 32 | /**
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| 33 | * @file
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| 34 | * Main routines of USB fallback driver.
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| 35 | */
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| 36 | #include <usb/devdrv.h>
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| 37 | #include <usb/debug.h>
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| 38 | #include <errno.h>
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| 39 | #include <str_error.h>
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| 40 |
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| 41 | #define NAME "usbflbk"
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| 42 |
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| 43 | /** Callback when new device is attached and recognized by DDF.
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| 44 | *
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| 45 | * @param dev Representation of a generic DDF device.
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| 46 | * @return Error code.
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| 47 | */
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| 48 | static int usbfallback_add_device(usb_device_t *dev)
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| 49 | {
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| 50 | int rc;
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| 51 | const char *fun_name = "ctl";
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| 52 |
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| 53 | ddf_fun_t *ctl_fun = ddf_fun_create(dev->ddf_dev, fun_exposed,
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| 54 | fun_name);
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| 55 | if (ctl_fun == NULL) {
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| 56 | usb_log_error("Failed to create control function.\n");
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| 57 | return ENOMEM;
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| 58 | }
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| 59 | rc = ddf_fun_bind(ctl_fun);
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| 60 | if (rc != EOK) {
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| 61 | usb_log_error("Failed to bind control function: %s.\n",
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| 62 | str_error(rc));
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| 63 | return rc;
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| 64 | }
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| 65 |
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| 66 | usb_log_info("Pretending to control %s `%s'" \
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| 67 | " (node `%s', handle %llu).\n",
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| 68 | dev->interface_no < 0 ? "device" : "interface",
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| 69 | dev->ddf_dev->name, fun_name, dev->ddf_dev->handle);
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| 70 |
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| 71 | return EOK;
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| 72 | }
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| 73 |
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| 74 | /** USB fallback driver ops. */
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| 75 | static usb_driver_ops_t usbfallback_driver_ops = {
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| 76 | .add_device = usbfallback_add_device,
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| 77 | };
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| 78 |
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| 79 | /** USB fallback driver. */
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| 80 | static usb_driver_t usbfallback_driver = {
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| 81 | .name = NAME,
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| 82 | .ops = &usbfallback_driver_ops,
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| 83 | .endpoints = NULL
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| 84 | };
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| 85 |
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| 86 | int main(int argc, char *argv[])
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| 87 | {
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| 88 | usb_log_enable(USB_LOG_LEVEL_DEBUG, NAME);
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| 89 |
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| 90 | return usb_driver_main(&usbfallback_driver);
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| 91 | }
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| 92 |
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| 93 | /**
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| 94 | * @}
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| 95 | */
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