6  * binary, for any purpose, commercial or non-commercial, and by any
28 #include <libusb.h>
39  * struct test_state - describes test program state
56  * test_init - initialize test program
65 	state->found = NULL;  in test_init()
66 	state->ctx = NULL;  in test_init()
67 	state->handle = NULL;  in test_init()
68 	state->attached = 0;  in test_init()
70 	ret = libusb_init(&state->ctx);  in test_init()
72 		printf("cannot init libusb: %s\n", libusb_error_name(ret));  in test_init()
76 	cnt = libusb_get_device_list(state->ctx, &list);  in test_init()
83 		libusb_device *dev = list[i];  in test_init()  local
85 		ret = libusb_get_device_descriptor(dev, &desc);  in test_init()
92 			state->found = dev;  in test_init()
97 	if (!state->found) {  in test_init()
102 	ret = libusb_open(state->found, &state->handle);  in test_init()
108 	if (libusb_claim_interface(state->handle, 0)) {  in test_init()
109 		ret = libusb_detach_kernel_driver(state->handle, 0);  in test_init()
115 		state->attached = 1;  in test_init()
116 		ret = libusb_claim_interface(state->handle, 0);  in test_init()
127 	if (state->attached == 1)  in test_init()
128 		libusb_attach_kernel_driver(state->handle, 0);  in test_init()
131 	libusb_close(state->handle);  in test_init()
137 	libusb_exit(state->ctx);  in test_init()
142  * test_exit - cleanup test program
147 	libusb_release_interface(state->handle, 0);  in test_exit()
148 	if (state->attached == 1)  in test_exit()
149 		libusb_attach_kernel_driver(state->handle, 0);  in test_exit()
150 	libusb_close(state->handle);  in test_exit()
151 	libusb_exit(state->ctx);  in test_exit()
165 	iface = &conf->interface[0].altsetting[0];  in main()
166 	in_addr = iface->endpoint[0].bEndpointAddress;  in main()
167 	out_addr = iface->endpoint[1].bEndpointAddress;  in main()