mirror of
https://github.com/linux-usb-gadgets/libusbgx.git
synced 2025-07-23 09:25:06 +03:00
e2fd412088
Gadget strings should not be cached in library. Removing internal strings structure allowed to add full support for multilingual strings. Signed-off-by: Krzysztof Opasiak <k.opasiak@samsung.com> [Port from libusbg and update description] Signed-off-by: Krzysztof Opasiak <k.opasiak@samsung.com>
146 lines
4 KiB
C
146 lines
4 KiB
C
/*
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* Copyright (C) 2013 Linaro Limited
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*
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* Matt Porter <mporter@linaro.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#include <errno.h>
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#include <stdio.h>
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#include <string.h>
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#include <netinet/ether.h>
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#include <usbg/usbg.h>
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/**
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* @file show-gadgets.c
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* @example show-gadgets.c
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* This example shows how to display all configured USB gadgets
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* in the system
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*/
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void show_gadget(usbg_gadget *g)
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{
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char buf[USBG_MAX_STR_LENGTH];
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usbg_gadget_attrs g_attrs;
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usbg_gadget_strs g_strs;
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usbg_get_gadget_name(g, buf, USBG_MAX_STR_LENGTH);
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usbg_get_gadget_attrs(g, &g_attrs);
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fprintf(stdout, "ID %04x:%04x '%s'\n",
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g_attrs.idVendor, g_attrs.idProduct, buf);
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usbg_get_gadget_udc(g, buf, USBG_MAX_STR_LENGTH);
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fprintf(stdout, " UDC\t\t\t%s\n", buf);
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fprintf(stdout, " bDeviceClass\t\t0x%02x\n", g_attrs.bDeviceClass);
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fprintf(stdout, " bDeviceSubClass\t0x%02x\n", g_attrs.bDeviceSubClass);
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fprintf(stdout, " bDeviceProtocol\t0x%02x\n", g_attrs.bDeviceProtocol);
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fprintf(stdout, " bMaxPacketSize0\t0x%02x\n", g_attrs.bMaxPacketSize0);
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fprintf(stdout, " bcdDevice\t\t0x%04x\n", g_attrs.bcdDevice);
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fprintf(stdout, " bcdUSB\t\t0x%04x\n", g_attrs.bcdUSB);
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fprintf(stdout, " idVendor\t\t0x%04x\n", g_attrs.idVendor);
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fprintf(stdout, " idProduct\t\t0x%04x\n", g_attrs.idProduct);
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usbg_get_gadget_strs(g, LANG_US_ENG, &g_strs);
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fprintf(stdout, " Serial Number\t\t%s\n", g_strs.str_ser);
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fprintf(stdout, " Manufacturer\t\t%s\n", g_strs.str_mnf);
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fprintf(stdout, " Product\t\t%s\n", g_strs.str_prd);
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}
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void show_function(usbg_function *f)
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{
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char buf[USBG_MAX_STR_LENGTH];
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usbg_function_attrs f_attrs;
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usbg_get_function_name(f, buf, USBG_MAX_STR_LENGTH);
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usbg_get_function_attrs(f, &f_attrs);
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fprintf(stdout, " Function '%s'\n", buf);
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switch (usbg_get_function_type(f)) {
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case F_SERIAL:
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case F_ACM:
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case F_OBEX:
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fprintf(stdout, " port_num\t\t%d\n",
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f_attrs.serial.port_num);
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break;
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case F_ECM:
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case F_SUBSET:
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case F_NCM:
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case F_EEM:
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case F_RNDIS:
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fprintf(stdout, " dev_addr\t\t%s\n",
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ether_ntoa(&f_attrs.net.dev_addr));
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fprintf(stdout, " host_addr\t\t%s\n",
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ether_ntoa(&f_attrs.net.host_addr));
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fprintf(stdout, " ifname\t\t%s\n", f_attrs.net.ifname);
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fprintf(stdout, " qmult\t\t%d\n", f_attrs.net.qmult);
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break;
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case F_PHONET:
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fprintf(stdout, " ifname\t\t%s\n", f_attrs.phonet.ifname);
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break;
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default:
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fprintf(stdout, " UNKNOWN\n");
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}
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}
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void show_config(usbg_config *c)
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{
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usbg_binding *b;
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usbg_function *f;
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char buf[USBG_MAX_STR_LENGTH], buf2[USBG_MAX_STR_LENGTH];
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usbg_config_attrs c_attrs;
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usbg_config_strs c_strs;
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usbg_get_config_name(c, buf, USBG_MAX_STR_LENGTH);
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fprintf(stdout, " Configuration '%s'\n", buf);
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usbg_get_config_attrs(c, &c_attrs);
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fprintf(stdout, " MaxPower\t\t%d\n", c_attrs.bMaxPower);
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fprintf(stdout, " bmAttributes\t0x%02x\n", c_attrs.bmAttributes);
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usbg_get_config_strs(c, &c_strs);
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fprintf(stdout, " configuration\t%s\n", c_strs.configuration);
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usbg_for_each_binding(b, c) {
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usbg_get_binding_name(b, buf, USBG_MAX_STR_LENGTH);
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f = usbg_get_binding_target(b);
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usbg_get_function_name(f, buf2, USBG_MAX_STR_LENGTH);
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fprintf(stdout, " %s -> %s\n", buf, buf2);
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}
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}
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int main(void)
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{
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usbg_state *s;
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usbg_gadget *g;
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usbg_function *f;
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usbg_config *c;
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s = usbg_init("/sys/kernel/config");
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if (!s) {
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fprintf(stderr, "Error on USB gadget init\n");
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return -EINVAL;
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}
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usbg_for_each_gadget(g, s) {
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show_gadget(g);
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usbg_for_each_function(f, g)
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show_function(f);
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usbg_for_each_config(c, g)
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show_config(c);
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}
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usbg_cleanup(s);
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return 0;
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}
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