11a802a0fa
Signed-off-by: Souf Oued <souf_oued@yahoo.fr> Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
68 lines
1.5 KiB
C
68 lines
1.5 KiB
C
/* vi: set sw=4 ts=4: */
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/*
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* lspci implementation for busybox
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*
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* Copyright (C) 2009 Malek Degachi <malek-degachi@laposte.net>
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*
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* Licensed under the GPL v2 or later, see the file LICENSE in this tarball.
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*/
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#include <libbb.h>
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static int FAST_FUNC fileAction(
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const char *fileName,
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struct stat *statbuf UNUSED_PARAM,
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void *userData UNUSED_PARAM,
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int depth UNUSED_PARAM)
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{
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parser_t *parser;
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char *tokens[6];
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char *bus = NULL, *device = NULL;
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int product_vid = 0, product_did = 0;
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char *uevent_filename = concat_path_file(fileName, "/uevent");
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parser = config_open2(uevent_filename, fopen_for_read);
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free(uevent_filename);
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while (config_read(parser, tokens, 6, 1, "\\/=", PARSE_NORMAL)) {
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if ((parser->lineno == 1) && strcmp(tokens[0], "DEVTYPE") == 0) {
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break;
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}
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if (strcmp(tokens[0], "DEVICE") == 0) {
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bus = xstrdup(tokens[4]);
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device = xstrdup(tokens[5]);
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continue;
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}
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if (strcmp(tokens[0], "PRODUCT") == 0) {
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product_vid = xstrtou(tokens[1], 16);
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product_did = xstrtou(tokens[2], 16);
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continue;
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}
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}
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config_close(parser);
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if (bus) {
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printf("Bus %s Device %s: ID %04x:%04x\n", bus, device, product_vid, product_did);
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free(bus);
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free(device);
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}
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return TRUE;
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}
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int lsusb_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
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int lsusb_main(int argc UNUSED_PARAM, char **argv UNUSED_PARAM)
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{
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/* no options, no getopt */
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recursive_action("/sys/bus/usb/devices",
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ACTION_RECURSE,
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fileAction,
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NULL, /* dirAction */
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NULL, /* userData */
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0 /* depth */);
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return EXIT_SUCCESS;
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}
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