diff options
Diffstat (limited to 'src/libusb_dyn.c')
| -rw-r--r-- | src/libusb_dyn.c | 484 |
1 files changed, 484 insertions, 0 deletions
diff --git a/src/libusb_dyn.c b/src/libusb_dyn.c new file mode 100644 index 0000000..78acc49 --- /dev/null +++ b/src/libusb_dyn.c @@ -0,0 +1,484 @@ +/* LIBUSB-WIN32, Generic Windows USB Library + * Copyright (c) 2002-2005 Stephan Meyer <ste_meyer@web.de> + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + + +#include <windows.h> +#include <errno.h> + +#include "libusb_dyn.h" + +#define LIBUSB_DLL_NAME "libusb0.dll" + +typedef usb_dev_handle * (*usb_open_t)(struct usb_device *dev); +typedef int (*usb_close_t)(usb_dev_handle *dev); +typedef int (*usb_get_string_t)(usb_dev_handle *dev, int index, int langid, + char *buf, size_t buflen); +typedef int (*usb_get_string_simple_t)(usb_dev_handle *dev, int index, + char *buf, size_t buflen); +typedef int (*usb_get_descriptor_by_endpoint_t)(usb_dev_handle *udev, int ep, + unsigned char type, + unsigned char index, + void *buf, int size); +typedef int (*usb_get_descriptor_t)(usb_dev_handle *udev, unsigned char type, + unsigned char index, void *buf, int size); +typedef int (*usb_bulk_write_t)(usb_dev_handle *dev, int ep, char *bytes, + int size, int timeout); +typedef int (*usb_bulk_read_t)(usb_dev_handle *dev, int ep, char *bytes, + int size, int timeout); +typedef int (*usb_interrupt_write_t)(usb_dev_handle *dev, int ep, char *bytes, + int size, int timeout); +typedef int (*usb_interrupt_read_t)(usb_dev_handle *dev, int ep, char *bytes, + int size, int timeout); +typedef int (*usb_control_msg_t)(usb_dev_handle *dev, int requesttype, + int request, int value, int index, + char *bytes, int size, int timeout); +typedef int (*usb_set_configuration_t)(usb_dev_handle *dev, int configuration); +typedef int (*usb_claim_interface_t)(usb_dev_handle *dev, int interface); +typedef int (*usb_release_interface_t)(usb_dev_handle *dev, int interface); +typedef int (*usb_set_altinterface_t)(usb_dev_handle *dev, int alternate); +typedef int (*usb_resetep_t)(usb_dev_handle *dev, unsigned int ep); +typedef int (*usb_clear_halt_t)(usb_dev_handle *dev, unsigned int ep); +typedef int (*usb_reset_t)(usb_dev_handle *dev); +typedef char * (*usb_strerror_t)(void); +typedef void (*usb_init_t)(void); +typedef void (*usb_set_debug_t)(int level); +typedef int (*usb_find_busses_t)(void); +typedef int (*usb_find_devices_t)(void); +typedef struct usb_device * (*usb_device_t)(usb_dev_handle *dev); +typedef struct usb_bus * (*usb_get_busses_t)(void); +typedef int (*usb_install_service_np_t)(void); +typedef int (*usb_uninstall_service_np_t)(void); +typedef int (*usb_install_driver_np_t)(const char *inf_file); +typedef const struct usb_version * (*usb_get_version_t)(void); +typedef int (*usb_isochronous_setup_async_t)(usb_dev_handle *dev, + void **context, + unsigned char ep, int pktsize); +typedef int (*usb_bulk_setup_async_t)(usb_dev_handle *dev, void **context, + unsigned char ep); +typedef int (*usb_interrupt_setup_async_t)(usb_dev_handle *dev, void **context, + unsigned char ep); +typedef int (*usb_submit_async_t)(void *context, char *bytes, int size); +typedef int (*usb_reap_async_t)(void *context, int timeout); +typedef int (*usb_free_async_t)(void **context); + + +static usb_open_t _usb_open = NULL; +static usb_close_t _usb_close = NULL; +static usb_get_string_t _usb_get_string = NULL; +static usb_get_string_simple_t _usb_get_string_simple = NULL; +static usb_get_descriptor_by_endpoint_t _usb_get_descriptor_by_endpoint = NULL; +static usb_get_descriptor_t _usb_get_descriptor = NULL; +static usb_bulk_write_t _usb_bulk_write = NULL; +static usb_bulk_read_t _usb_bulk_read = NULL; +static usb_interrupt_write_t _usb_interrupt_write = NULL; +static usb_interrupt_read_t _usb_interrupt_read = NULL; +static usb_control_msg_t _usb_control_msg = NULL; +static usb_set_configuration_t _usb_set_configuration = NULL; +static usb_claim_interface_t _usb_claim_interface = NULL; +static usb_release_interface_t _usb_release_interface = NULL; +static usb_set_altinterface_t _usb_set_altinterface = NULL; +static usb_resetep_t _usb_resetep = NULL; +static usb_clear_halt_t _usb_clear_halt = NULL; +static usb_reset_t _usb_reset = NULL; +static usb_strerror_t _usb_strerror = NULL; +static usb_init_t _usb_init = NULL; +static usb_set_debug_t _usb_set_debug = NULL; +static usb_find_busses_t _usb_find_busses = NULL; +static usb_find_devices_t _usb_find_devices = NULL; +static usb_device_t _usb_device = NULL; +static usb_get_busses_t _usb_get_busses = NULL; +static usb_install_service_np_t _usb_install_service_np = NULL; +static usb_uninstall_service_np_t _usb_uninstall_service_np = NULL; +static usb_install_driver_np_t _usb_install_driver_np = NULL; +static usb_get_version_t _usb_get_version = NULL; +static usb_isochronous_setup_async_t _usb_isochronous_setup_async = NULL; +static usb_bulk_setup_async_t _usb_bulk_setup_async = NULL; +static usb_interrupt_setup_async_t _usb_interrupt_setup_async = NULL; +static usb_submit_async_t _usb_submit_async = NULL; +static usb_reap_async_t _usb_reap_async = NULL; +static usb_free_async_t _usb_free_async = NULL; + + +void usb_init(void) +{ + HINSTANCE libusb_dll = LoadLibrary(LIBUSB_DLL_NAME); + + if(!libusb_dll) + return; + + timeBeginPeriod(1); + + _usb_open = (usb_open_t) + GetProcAddress(libusb_dll, "usb_open"); + _usb_close = (usb_close_t) + GetProcAddress(libusb_dll, "usb_close"); + _usb_get_string = (usb_get_string_t) + GetProcAddress(libusb_dll, "usb_get_string"); + _usb_get_string_simple = (usb_get_string_simple_t) + GetProcAddress(libusb_dll, "usb_get_string_simple"); + _usb_get_descriptor_by_endpoint = (usb_get_descriptor_by_endpoint_t) + GetProcAddress(libusb_dll, "usb_get_descriptor_by_endpoint"); + _usb_get_descriptor = (usb_get_descriptor_t) + GetProcAddress(libusb_dll, "usb_get_descriptor"); + _usb_bulk_write = (usb_bulk_write_t) + GetProcAddress(libusb_dll, "usb_bulk_write"); + _usb_bulk_read = (usb_bulk_read_t) + GetProcAddress(libusb_dll, "usb_bulk_read"); + _usb_interrupt_write = (usb_interrupt_write_t) + GetProcAddress(libusb_dll, "usb_interrupt_write"); + _usb_interrupt_read = (usb_interrupt_read_t) + GetProcAddress(libusb_dll, "usb_interrupt_read"); + _usb_control_msg = (usb_control_msg_t) + GetProcAddress(libusb_dll, "usb_control_msg"); + _usb_set_configuration = (usb_set_configuration_t) + GetProcAddress(libusb_dll, "usb_set_configuration"); + _usb_claim_interface = (usb_claim_interface_t) + GetProcAddress(libusb_dll, "usb_claim_interface"); + _usb_release_interface = (usb_release_interface_t) + GetProcAddress(libusb_dll, "usb_release_interface"); + _usb_set_altinterface = (usb_set_altinterface_t) + GetProcAddress(libusb_dll, "usb_set_altinterface"); + _usb_resetep = (usb_resetep_t) + GetProcAddress(libusb_dll, "usb_resetep"); + _usb_clear_halt = (usb_clear_halt_t) + GetProcAddress(libusb_dll, "usb_clear_halt"); + _usb_reset = (usb_reset_t) + GetProcAddress(libusb_dll, "usb_reset"); + _usb_strerror = (usb_strerror_t) + GetProcAddress(libusb_dll, "usb_strerror"); + _usb_init = (usb_init_t) + GetProcAddress(libusb_dll, "usb_init"); + _usb_set_debug = (usb_set_debug_t) + GetProcAddress(libusb_dll, "usb_set_debug"); + _usb_find_busses = (usb_find_busses_t) + GetProcAddress(libusb_dll, "usb_find_busses"); + _usb_find_devices = (usb_find_devices_t) + GetProcAddress(libusb_dll, "usb_find_devices"); + _usb_device = (usb_device_t) + GetProcAddress(libusb_dll, "usb_device"); + _usb_get_busses = (usb_get_busses_t) + GetProcAddress(libusb_dll, "usb_get_busses"); + _usb_install_service_np = (usb_install_service_np_t) + GetProcAddress(libusb_dll, "usb_install_service_np"); + _usb_uninstall_service_np = (usb_uninstall_service_np_t) + GetProcAddress(libusb_dll, "usb_uninstall_service_np"); + _usb_install_driver_np = (usb_install_driver_np_t) + GetProcAddress(libusb_dll, "usb_install_driver_np"); + _usb_get_version = (usb_get_version_t) + GetProcAddress(libusb_dll, "usb_get_version"); + _usb_isochronous_setup_async = (usb_isochronous_setup_async_t) + GetProcAddress(libusb_dll, "usb_isochronous_setup_async"); + _usb_bulk_setup_async = (usb_bulk_setup_async_t) + GetProcAddress(libusb_dll, "usb_bulk_setup_async"); + _usb_interrupt_setup_async = (usb_interrupt_setup_async_t) + GetProcAddress(libusb_dll, "usb_interrupt_setup_async"); + _usb_submit_async = (usb_submit_async_t) + GetProcAddress(libusb_dll, "usb_submit_async"); + _usb_reap_async = (usb_reap_async_t) + GetProcAddress(libusb_dll, "usb_reap_async"); + _usb_free_async = (usb_free_async_t) + GetProcAddress(libusb_dll, "usb_free_async"); + + if(_usb_init) + _usb_init(); +} + +usb_dev_handle *usb_open(struct usb_device *dev) +{ + if(_usb_open) + return _usb_open(dev); + else + return NULL; +} + +int usb_close(usb_dev_handle *dev) +{ + if(_usb_close) + return _usb_close(dev); + else + return -ENOFILE; +} + +int usb_get_string(usb_dev_handle *dev, int index, int langid, char *buf, + size_t buflen) +{ + if(_usb_get_string) + return _usb_get_string(dev, index, langid, buf, buflen); + else + return -ENOFILE; +} + +int usb_get_string_simple(usb_dev_handle *dev, int index, char *buf, + size_t buflen) +{ + if(_usb_get_string_simple) + return _usb_get_string_simple(dev, index, buf, buflen); + else + return -ENOFILE; +} + +int usb_get_descriptor_by_endpoint(usb_dev_handle *udev, int ep, + unsigned char type, unsigned char index, + void *buf, int size) +{ + if(_usb_get_descriptor_by_endpoint) + return _usb_get_descriptor_by_endpoint(udev, ep, type, index, buf, size); + else + return -ENOFILE; +} + +int usb_get_descriptor(usb_dev_handle *udev, unsigned char type, + unsigned char index, void *buf, int size) +{ + if(_usb_get_descriptor) + return _usb_get_descriptor(udev, type, index, buf, size); + else + return -ENOFILE; +} + +int usb_bulk_write(usb_dev_handle *dev, int ep, char *bytes, int size, + int timeout) +{ + if(_usb_bulk_write) + return _usb_bulk_write(dev, ep, bytes, size, timeout); + else + return -ENOFILE; +} + +int usb_bulk_read(usb_dev_handle *dev, int ep, char *bytes, int size, + int timeout) +{ + if(_usb_bulk_read) + return _usb_bulk_read(dev, ep, bytes, size, timeout); + else + return -ENOFILE; +} + +int usb_interrupt_write(usb_dev_handle *dev, int ep, char *bytes, int size, + int timeout) +{ + if(_usb_interrupt_write) + return _usb_interrupt_write(dev, ep, bytes, size, timeout); + else + return -ENOFILE; +} + +int usb_interrupt_read(usb_dev_handle *dev, int ep, char *bytes, int size, + int timeout) +{ + if(_usb_interrupt_read) + return _usb_interrupt_read(dev, ep, bytes, size, timeout); + else + return -ENOFILE; +} + +int usb_control_msg(usb_dev_handle *dev, int requesttype, int request, + int value, int index, char *bytes, int size, + int timeout) +{ + if(_usb_control_msg) + return _usb_control_msg(dev, requesttype, request, value, index, bytes, + size, timeout); + else + return -ENOFILE; +} + +int usb_set_configuration(usb_dev_handle *dev, int configuration) +{ + if(_usb_set_configuration) + return _usb_set_configuration(dev, configuration); + else + return -ENOFILE; +} + +int usb_claim_interface(usb_dev_handle *dev, int interface) +{ + if(_usb_claim_interface) + return _usb_claim_interface(dev, interface); + else + return -ENOFILE; +} + +int usb_release_interface(usb_dev_handle *dev, int interface) +{ + if(_usb_release_interface) + return _usb_release_interface(dev, interface); + else + return -ENOFILE; +} + +int usb_set_altinterface(usb_dev_handle *dev, int alternate) +{ + if(_usb_set_altinterface) + return _usb_set_altinterface(dev, alternate); + else + return -ENOFILE; +} + +int usb_resetep(usb_dev_handle *dev, unsigned int ep) +{ + if(_usb_resetep) + return _usb_resetep(dev, ep); + else + return -ENOFILE; +} + +int usb_clear_halt(usb_dev_handle *dev, unsigned int ep) +{ + if(_usb_clear_halt) + return _usb_clear_halt(dev, ep); + else + return -ENOFILE; +} + +int usb_reset(usb_dev_handle *dev) +{ + if(_usb_reset) + return _usb_reset(dev); + else + return -ENOFILE; +} + +char *usb_strerror(void) +{ + if(_usb_strerror) + return _usb_strerror(); + else + return NULL; +} + +void usb_set_debug(int level) +{ + if(_usb_set_debug) + return _usb_set_debug(level); +} + +int usb_find_busses(void) +{ + if(_usb_find_busses) + return _usb_find_busses(); + else + return -ENOFILE; +} + +int usb_find_devices(void) +{ + if(_usb_find_devices) + return _usb_find_devices(); + else + return -ENOFILE; +} + +struct usb_device *usb_device(usb_dev_handle *dev) +{ + if(_usb_device) + return _usb_device(dev); + else + return NULL; +} + +struct usb_bus *usb_get_busses(void) +{ + if(_usb_get_busses) + return _usb_get_busses(); + else + return NULL; +} + +int usb_install_service_np(void) +{ + if(_usb_install_service_np) + return _usb_install_service_np(); + else + return -ENOFILE; +} + +int usb_uninstall_service_np(void) +{ + if(_usb_uninstall_service_np) + return _usb_uninstall_service_np(); + else + return -ENOFILE; +} + +int usb_install_driver_np(const char *inf_file) +{ + if(_usb_install_driver_np) + return _usb_install_driver_np(inf_file); + else + return -ENOFILE; +} + +const struct usb_version *usb_get_version(void) +{ + if(_usb_get_version) + return _usb_get_version(); + else + return NULL; +} + +int usb_isochronous_setup_async(usb_dev_handle *dev, void **context, + unsigned char ep, int pktsize) +{ + if(_usb_isochronous_setup_async) + return _usb_isochronous_setup_async(dev, context, ep, pktsize); + else + return -ENOFILE; +} + +int usb_bulk_setup_async(usb_dev_handle *dev, void **context, + unsigned char ep) +{ + if(_usb_bulk_setup_async) + return _usb_bulk_setup_async(dev, context, ep); + else + return -ENOFILE; +} + +int usb_interrupt_setup_async(usb_dev_handle *dev, void **context, + unsigned char ep) +{ + if(_usb_interrupt_setup_async) + return _usb_interrupt_setup_async(dev, context, ep); + else + return -ENOFILE; +} + +int usb_submit_async(void *context, char *bytes, int size) +{ + if(_usb_submit_async) + return _usb_submit_async(context, bytes, size); + else + return -ENOFILE; +} + +int usb_reap_async(void *context, int timeout) +{ + if(_usb_reap_async) + return _usb_reap_async(context, timeout); + else + return -ENOFILE; +} + +int usb_free_async(void **context) +{ + if(_usb_free_async) + return _usb_free_async(context); + else + return -ENOFILE; +} |