mirror of https://github.com/nirenjan/libx52.git
45 lines
1.1 KiB
C
45 lines
1.1 KiB
C
/*
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* LibUSB test utility library
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*
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* This program generates a list of USB devices for use by libusbx52.so
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*
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* Copyright (C) Nirenjan Krishnan (nirenjan@nirenjan.org)
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*
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* SPDX-License-Identifier: GPL-2.0-only WITH Classpath-exception-2.0
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <errno.h>
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#include "libusbx52.h"
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int main(int argc, char *argv[])
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{
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FILE *data;
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unsigned int vid;
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unsigned int pid;
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int i;
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data = fopen_env(INPUT_DEVICE_LIST_ENV, DEFAULT_INPUT_DEVICE_LIST_FILE, "w");
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if (data == NULL) {
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fprintf(stderr, "Unable to open device list file for writing\n");
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fprintf(stderr, "%s\n", strerror(errno));
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}
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/* Process arguments until there are fewer than 2 remaining */
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for (i = 1; i < argc && (argc - i) >= 2; i += 2) {
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int parsed;
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parsed = sscanf(argv[i], "%x", &vid);
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if (parsed != 1) break;
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parsed = sscanf(argv[i+1], "%x", &pid);
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if (parsed != 1) break;
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fprintf(data, "%04x %04x\n", vid, pid);
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}
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fclose(data);
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return 0;
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}
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