237 lines
7.7 KiB
C
237 lines
7.7 KiB
C
/*
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* Copyright(c) 2014-2016 Tim Ruehsen
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*
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* This file is part of libpsl.
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*
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* Using the libpsl functions via command line
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*
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* Changelog
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* 11.04.2014 Tim Ruehsen created
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*
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*/
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#if HAVE_CONFIG_H
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# include <config.h>
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#endif
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#include <unistd.h>
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#include <stdlib.h>
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#include <string.h>
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#include <ctype.h>
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#include <libpsl.h>
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static void usage(int err, FILE* f)
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{
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fprintf(f, "Usage: psl [options] <domains...>\n");
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fprintf(f, "\n");
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fprintf(f, "Options:\n");
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fprintf(f, " --version show library version information\n");
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fprintf(f, " --use-latest-data use the latest PSL data available [default]\n");
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fprintf(f, " --use-builtin-data use the builtin PSL data\n");
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fprintf(f, " --load-psl-file <filename> load PSL data from file\n");
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fprintf(f, " --is-public-suffix check if domains are public suffixes [default]\n");
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fprintf(f, " --is-cookie-domain-acceptable <cookie-domain>\n");
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fprintf(f, " check if cookie-domain is acceptable for domains\n");
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fprintf(f, " --print-unreg-domain print the longest public suffix part\n");
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fprintf(f, " --print-reg-domain print the shortest private suffix part\n");
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fprintf(f, " --print-info print info about library builtin data\n");
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fprintf(f, "\n");
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exit(err);
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}
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/* RFC 2822-compliant date format */
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static const char *time2str(time_t t)
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{
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static char buf[64];
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struct tm *tp = localtime(&t);
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strftime(buf, sizeof(buf), "%a, %d %b %Y %H:%M:%S %Z", tp);
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return buf;
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}
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int main(int argc, const char *const *argv)
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{
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int mode = 1;
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const char *const *arg, *psl_file = NULL, *cookie_domain = NULL;
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psl_ctx_t *psl = (psl_ctx_t *) psl_latest(NULL);
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/* set current locale according to the environment variables */
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#include <locale.h>
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setlocale(LC_ALL, "");
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for (arg = argv + 1; arg < argv + argc; arg++) {
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if (!strncmp(*arg, "--", 2)) {
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if (!strcmp(*arg, "--is-public-suffix"))
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mode = 1;
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else if (!strcmp(*arg, "--print-unreg-domain"))
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mode = 2;
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else if (!strcmp(*arg, "--print-reg-domain"))
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mode = 3;
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else if (!strcmp(*arg, "--print-info"))
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mode = 99;
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else if (!strcmp(*arg, "--is-cookie-domain-acceptable") && arg < argv + argc - 1) {
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mode = 4;
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cookie_domain = *(++arg);
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}
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else if (!strcmp(*arg, "--use-latest-data")) {
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psl_free(psl);
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if (psl_file) {
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fprintf(stderr, "Dropped data from %s\n", psl_file);
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psl_file = NULL;
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}
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if (!(psl = (psl_ctx_t *) psl_latest(NULL)))
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printf("No PSL data available\n");
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}
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else if (!strcmp(*arg, "--use-builtin-data")) {
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psl_free(psl);
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if (psl_file) {
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fprintf(stderr, "Dropped data from %s\n", psl_file);
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psl_file = NULL;
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}
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if (!(psl = (psl_ctx_t *) psl_builtin()))
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printf("No builtin PSL data available\n");
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}
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else if (!strcmp(*arg, "--load-psl-file") && arg < argv + argc - 1) {
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psl_free(psl);
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if (psl_file) {
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fprintf(stderr, "Dropped data from %s\n", psl_file);
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psl_file = NULL;
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}
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if (!(psl = psl_load_file(psl_file = *(++arg)))) {
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fprintf(stderr, "Failed to load PSL data from %s\n\n", psl_file);
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psl_file = NULL;
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}
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}
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else if (!strcmp(*arg, "--help")) {
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fprintf(stdout, "`psl' explores the Public Suffix List\n\n");
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usage(0, stdout);
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}
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else if (!strcmp(*arg, "--version")) {
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printf("psl %s (0x%06x)\n", PACKAGE_VERSION, psl_check_version_number(0));
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printf("libpsl %s\n", psl_get_version());
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printf("\n");
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printf("Copyright (C) 2014-2016 Tim Ruehsen\n");
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printf("License: MIT\n");
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exit(0);
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}
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else if (!strcmp(*arg, "--")) {
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arg++;
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break;
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}
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else {
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fprintf(stderr, "Unknown option '%s'\n", *arg);
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usage(1, stderr);
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}
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} else
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break;
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}
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if (mode != 99) {
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if (!psl) {
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fprintf(stderr, "No PSL data available - aborting\n");
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exit(2);
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}
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if (arg >= argv + argc) {
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char buf[256], *domain, *lower;
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size_t len;
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psl_error_t rc;
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/* read URLs from STDIN */
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while (fgets(buf, sizeof(buf), stdin)) {
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for (domain = buf; isspace(*domain); domain++); /* skip leading spaces */
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if (*domain == '#' || !*domain) continue; /* skip empty lines and comments */
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for (len = strlen(domain); len && isspace(domain[len - 1]); len--); /* skip trailing spaces */
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domain[len] = 0;
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if ((rc = psl_str_to_utf8lower(domain, NULL, NULL, &lower)) != PSL_SUCCESS)
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fprintf(stderr, "%s: Failed to convert to lowercase UTF-8 (%d)\n", domain, rc);
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else if (mode == 1)
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printf("%s: %d (%s)\n", domain, psl_is_public_suffix(psl, lower), lower);
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else if (mode == 2)
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printf("%s: %s\n", domain, psl_unregistrable_domain(psl, lower));
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else if (mode == 3)
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printf("%s: %s\n", domain, psl_registrable_domain(psl, lower));
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else if (mode == 4) {
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char *cookie_domain_lower;
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if ((rc = psl_str_to_utf8lower(domain, NULL, NULL, &cookie_domain_lower)) == PSL_SUCCESS) {
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printf("%s: %d\n", domain, psl_is_cookie_domain_acceptable(psl, lower, cookie_domain));
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free(cookie_domain_lower);
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} else
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fprintf(stderr, "%s: Failed to convert cookie domain '%s' to lowercase UTF-8 (%d)\n", domain, cookie_domain, rc);
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}
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if (rc == PSL_SUCCESS)
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free(lower);
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}
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psl_free(psl);
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exit(0);
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}
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}
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if (mode == 1) {
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for (; arg < argv + argc; arg++)
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printf("%s: %d\n", *arg, psl_is_public_suffix(psl, *arg));
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}
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else if (mode == 2) {
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for (; arg < argv + argc; arg++)
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printf("%s: %s\n", *arg, psl_unregistrable_domain(psl, *arg));
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}
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else if (mode == 3) {
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for (; arg < argv + argc; arg++)
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printf("%s: %s\n", *arg, psl_registrable_domain(psl, *arg));
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}
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else if (mode == 4) {
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for (; arg < argv + argc; arg++)
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printf("%s: %d\n", *arg, psl_is_cookie_domain_acceptable(psl, *arg, cookie_domain));
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}
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else if (mode == 99) {
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printf("dist filename: %s\n", psl_dist_filename());
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if (psl && psl != psl_builtin()) {
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printf("suffixes: %d\n", psl_suffix_count(psl));
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printf("exceptions: %d\n", psl_suffix_exception_count(psl));
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printf("wildcards: %d\n", psl_suffix_wildcard_count(psl));
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}
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psl_free(psl);
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psl = (psl_ctx_t *) psl_builtin();
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if (psl) {
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printf("builtin suffixes: %d\n", psl_suffix_count(psl));
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printf("builtin exceptions: %d\n", psl_suffix_exception_count(psl));
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printf("builtin wildcards: %d\n", psl_suffix_wildcard_count(psl));
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printf("builtin filename: %s\n", psl_builtin_filename());
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printf("builtin file time: %ld (%s)\n", psl_builtin_file_time(), time2str(psl_builtin_file_time()));
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printf("builtin SHA1 file hash: %s\n", psl_builtin_sha1sum());
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printf("builtin outdated: %d\n", psl_builtin_outdated());
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} else
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printf("No builtin PSL data available\n");
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}
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psl_free(psl);
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return 0;
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}
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