/* $FreeBSD$ */ /*- * Copyright (c) 2008-2009 Hans Petter Selasky. All rights reserved. * Copyright (c) 2007-2008 Daniel Drake. All rights reserved. * Copyright (c) 2001 Johannes Erdfelt. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. */ #ifndef _LIBUSB20_H_ #define _LIBUSB20_H_ #ifndef LIBUSB_GLOBAL_INCLUDE_FILE #include #endif #ifdef __cplusplus extern "C" { #endif #if 0 }; /* style */ #endif /** \ingroup misc * Error codes. Most libusb20 functions return 0 on success or one of * these codes on failure. */ enum libusb20_error { /** Success (no error) */ LIBUSB20_SUCCESS = 0, /** Input/output error */ LIBUSB20_ERROR_IO = -1, /** Invalid parameter */ LIBUSB20_ERROR_INVALID_PARAM = -2, /** Access denied (insufficient permissions) */ LIBUSB20_ERROR_ACCESS = -3, /** No such device (it may have been disconnected) */ LIBUSB20_ERROR_NO_DEVICE = -4, /** Entity not found */ LIBUSB20_ERROR_NOT_FOUND = -5, /** Resource busy */ LIBUSB20_ERROR_BUSY = -6, /** Operation timed out */ LIBUSB20_ERROR_TIMEOUT = -7, /** Overflow */ LIBUSB20_ERROR_OVERFLOW = -8, /** Pipe error */ LIBUSB20_ERROR_PIPE = -9, /** System call interrupted (perhaps due to signal) */ LIBUSB20_ERROR_INTERRUPTED = -10, /** Insufficient memory */ LIBUSB20_ERROR_NO_MEM = -11, /** Operation not supported or unimplemented on this platform */ LIBUSB20_ERROR_NOT_SUPPORTED = -12, /** Other error */ LIBUSB20_ERROR_OTHER = -99, }; /** \ingroup asyncio * libusb20_tr_get_status() values */ enum libusb20_transfer_status { /** Transfer completed without error. Note that this does not * indicate that the entire amount of requested data was * transferred. */ LIBUSB20_TRANSFER_COMPLETED, /** Callback code to start transfer */ LIBUSB20_TRANSFER_START, /** Drain complete callback code */ LIBUSB20_TRANSFER_DRAINED, /** Transfer failed */ LIBUSB20_TRANSFER_ERROR, /** Transfer timed out */ LIBUSB20_TRANSFER_TIMED_OUT, /** Transfer was cancelled */ LIBUSB20_TRANSFER_CANCELLED, /** For bulk/interrupt endpoints: halt condition detected * (endpoint stalled). For control endpoints: control request * not supported. */ LIBUSB20_TRANSFER_STALL, /** Device was disconnected */ LIBUSB20_TRANSFER_NO_DEVICE, /** Device sent more data than requested */ LIBUSB20_TRANSFER_OVERFLOW, }; /** \ingroup asyncio * libusb20_tr_set_flags() values */ enum libusb20_transfer_flags { /** Report a short frame as error */ LIBUSB20_TRANSFER_SINGLE_SHORT_NOT_OK = 0x0001, /** Multiple short frames are not allowed */ LIBUSB20_TRANSFER_MULTI_SHORT_NOT_OK = 0x0002, /** All transmitted frames are short terminated */ LIBUSB20_TRANSFER_FORCE_SHORT = 0x0004, /** Will do a clear-stall before xfer */ LIBUSB20_TRANSFER_DO_CLEAR_STALL = 0x0008, }; /** \ingroup misc * libusb20_dev_get_mode() values */ enum libusb20_device_mode { LIBUSB20_MODE_HOST, /* default */ LIBUSB20_MODE_DEVICE, }; /** \ingroup misc * libusb20_dev_get_speed() values */ enum { LIBUSB20_SPEED_UNKNOWN, /* default */ LIBUSB20_SPEED_LOW, LIBUSB20_SPEED_FULL, LIBUSB20_SPEED_HIGH, LIBUSB20_SPEED_VARIABLE, LIBUSB20_SPEED_SUPER, }; /** \ingroup misc * libusb20_dev_set_power() values */ enum { LIBUSB20_POWER_OFF, LIBUSB20_POWER_ON, LIBUSB20_POWER_SAVE, LIBUSB20_POWER_SUSPEND, LIBUSB20_POWER_RESUME, }; struct usb_device_info; struct libusb20_transfer; struct libusb20_backend; struct libusb20_backend_methods; struct libusb20_device; struct libusb20_device_methods; struct libusb20_config; struct LIBUSB20_CONTROL_SETUP_DECODED; struct LIBUSB20_DEVICE_DESC_DECODED; typedef void (libusb20_tr_callback_t)(struct libusb20_transfer *xfer); struct libusb20_quirk { uint16_t vid; /* vendor ID */ uint16_t pid; /* product ID */ uint16_t bcdDeviceLow; /* low revision value, inclusive */ uint16_t bcdDeviceHigh; /* high revision value, inclusive */ uint16_t reserved[2]; /* for the future */ /* quirk name, UQ_XXX, including terminating zero */ char quirkname[64 - 12]; }; #define LIBUSB20_MAX_FRAME_PRE_SCALE (1U << 31) /* USB transfer operations */ int libusb20_tr_close(struct libusb20_transfer *xfer); int libusb20_tr_open(struct libusb20_transfer *xfer, uint32_t max_buf_size, uint32_t max_frame_count, uint8_t ep_no); int libusb20_tr_open_stream(struct libusb20_transfer *xfer, uint32_t max_buf_size, uint32_t max_frame_count, uint8_t ep_no, uint16_t stream_id); struct libusb20_transfer *libusb20_tr_get_pointer(struct libusb20_device *pdev, uint16_t tr_index); uint16_t libusb20_tr_get_time_complete(struct libusb20_transfer *xfer); uint32_t libusb20_tr_get_actual_frames(struct libusb20_transfer *xfer); uint32_t libusb20_tr_get_actual_length(struct libusb20_transfer *xfer); uint32_t libusb20_tr_get_max_frames(struct libusb20_transfer *xfer); uint32_t libusb20_tr_get_max_packet_length(struct libusb20_transfer *xfer); uint32_t libusb20_tr_get_max_total_length(struct libusb20_transfer *xfer); uint8_t libusb20_tr_get_status(struct libusb20_transfer *xfer); uint8_t libusb20_tr_pending(struct libusb20_transfer *xfer); void libusb20_tr_callback_wrapper(struct libusb20_transfer *xfer); void libusb20_tr_clear_stall_sync(struct libusb20_transfer *xfer); void libusb20_tr_drain(struct libusb20_transfer *xfer); void libusb20_tr_set_buffer(struct libusb20_transfer *xfer, void *buffer, uint16_t fr_index); void libusb20_tr_set_callback(struct libusb20_transfer *xfer, libusb20_tr_callback_t *cb); void libusb20_tr_set_flags(struct libusb20_transfer *xfer, uint8_t flags); uint32_t libusb20_tr_get_length(struct libusb20_transfer *xfer, uint16_t fr_index); void libusb20_tr_set_length(struct libusb20_transfer *xfer, uint32_t length, uint16_t fr_index); void libusb20_tr_set_priv_sc0(struct libusb20_transfer *xfer, void *sc0); void libusb20_tr_set_priv_sc1(struct libusb20_transfer *xfer, void *sc1); void libusb20_tr_set_timeout(struct libusb20_transfer *xfer, uint32_t timeout); void libusb20_tr_set_total_frames(struct libusb20_transfer *xfer, uint32_t nFrames); void libusb20_tr_setup_bulk(struct libusb20_transfer *xfer, void *pbuf, uint32_t length, uint32_t timeout); void libusb20_tr_setup_control(struct libusb20_transfer *xfer, void *psetup, void *pbuf, uint32_t timeout); void libusb20_tr_setup_intr(struct libusb20_transfer *xfer, void *pbuf, uint32_t length, uint32_t timeout); void libusb20_tr_setup_isoc(struct libusb20_transfer *xfer, void *pbuf, uint32_t length, uint16_t fr_index); uint8_t libusb20_tr_bulk_intr_sync(struct libusb20_transfer *xfer, void *pbuf, uint32_t length, uint32_t *pactlen, uint32_t timeout); void libusb20_tr_start(struct libusb20_transfer *xfer); void libusb20_tr_stop(struct libusb20_transfer *xfer); void libusb20_tr_submit(struct libusb20_transfer *xfer); void *libusb20_tr_get_priv_sc0(struct libusb20_transfer *xfer); void *libusb20_tr_get_priv_sc1(struct libusb20_transfer *xfer); /* USB device operations */ const char *libusb20_dev_get_backend_name(struct libusb20_device *pdev); const char *libusb20_dev_get_desc(struct libusb20_device *pdev); int libusb20_dev_close(struct libusb20_device *pdev); int libusb20_dev_detach_kernel_driver(struct libusb20_device *pdev, uint8_t iface_index); int libusb20_dev_set_config_index(struct libusb20_device *pdev, uint8_t configIndex); int libusb20_dev_get_debug(struct libusb20_device *pdev); int libusb20_dev_get_fd(struct libusb20_device *pdev); int libusb20_dev_kernel_driver_active(struct libusb20_device *pdev, uint8_t iface_index); int libusb20_dev_open(struct libusb20_device *pdev, uint16_t transfer_max); int libusb20_dev_process(struct libusb20_device *pdev); int libusb20_dev_request_sync(struct libusb20_device *pdev, struct LIBUSB20_CONTROL_SETUP_DECODED *setup, void *data, uint16_t *pactlen, uint32_t timeout, uint8_t flags); int libusb20_dev_req_string_sync(struct libusb20_device *pdev, uint8_t index, uint16_t langid, void *ptr, uint16_t len); int libusb20_dev_req_string_simple_sync(struct libusb20_device *pdev, uint8_t index, void *ptr, uint16_t len); int libusb20_dev_reset(struct libusb20_device *pdev); int libusb20_dev_check_connected(struct libusb20_device *pdev); int libusb20_dev_set_power_mode(struct libusb20_device *pdev, uint8_t power_mode); uint8_t libusb20_dev_get_power_mode(struct libusb20_device *pdev); uint16_t libusb20_dev_get_power_usage(struct libusb20_device *pdev); int libusb20_dev_set_alt_index(struct libusb20_device *pdev, uint8_t iface_index, uint8_t alt_index); int libusb20_dev_get_info(struct libusb20_device *pdev, struct usb_device_info *pinfo); int libusb20_dev_get_iface_desc(struct libusb20_device *pdev, uint8_t iface_index, char *buf, uint8_t len); struct LIBUSB20_DEVICE_DESC_DECODED *libusb20_dev_get_device_desc(struct libusb20_device *pdev); struct libusb20_config *libusb20_dev_alloc_config(struct libusb20_device *pdev, uint8_t config_index); struct libusb20_device *libusb20_dev_alloc(void); uint8_t libusb20_dev_get_address(struct libusb20_device *pdev); uint8_t libusb20_dev_get_parent_address(struct libusb20_device *pdev); uint8_t libusb20_dev_get_parent_port(struct libusb20_device *pdev); uint8_t libusb20_dev_get_bus_number(struct libusb20_device *pdev); uint8_t libusb20_dev_get_mode(struct libusb20_device *pdev); uint8_t libusb20_dev_get_speed(struct libusb20_device *pdev); uint8_t libusb20_dev_get_config_index(struct libusb20_device *pdev); void libusb20_dev_free(struct libusb20_device *pdev); void libusb20_dev_set_debug(struct libusb20_device *pdev, int debug); void libusb20_dev_wait_process(struct libusb20_device *pdev, int timeout); /* USB global operations */ int libusb20_be_get_dev_quirk(struct libusb20_backend *pbe, uint16_t index, struct libusb20_quirk *pq); int libusb20_be_get_quirk_name(struct libusb20_backend *pbe, uint16_t index, struct libusb20_quirk *pq); int libusb20_be_add_dev_quirk(struct libusb20_backend *pbe, struct libusb20_quirk *pq); int libusb20_be_remove_dev_quirk(struct libusb20_backend *pbe, struct libusb20_quirk *pq); int libusb20_be_get_template(struct libusb20_backend *pbe, int *ptemp); int libusb20_be_set_template(struct libusb20_backend *pbe, int temp); /* USB backend operations */ struct libusb20_backend *libusb20_be_alloc(const struct libusb20_backend_methods *methods); struct libusb20_backend *libusb20_be_alloc_default(void); struct libusb20_backend *libusb20_be_alloc_freebsd(void); struct libusb20_backend *libusb20_be_alloc_linux(void); struct libusb20_backend *libusb20_be_alloc_ugen20(void); struct libusb20_device *libusb20_be_device_foreach(struct libusb20_backend *pbe, struct libusb20_device *pdev); void libusb20_be_dequeue_device(struct libusb20_backend *pbe, struct libusb20_device *pdev); void libusb20_be_enqueue_device(struct libusb20_backend *pbe, struct libusb20_device *pdev); void libusb20_be_free(struct libusb20_backend *pbe); /* USB debugging */ const char *libusb20_strerror(int); const char *libusb20_error_name(int); #if 0 { /* style */ #endif #ifdef __cplusplus } #endif #endif /* _LIBUSB20_H_ */