tor-browser

The Tor Browser
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parsetm.c (4090B)

      1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
      2 /* This Source Code Form is subject to the terms of the Mozilla Public
      3 * License, v. 2.0. If a copy of the MPL was not distributed with this
      4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
      5 
      6 #include "prtime.h"
      7 
      8 #include <time.h>
      9 #include <stdio.h>
     10 #include <stdlib.h>
     11 #include <string.h>
     12 
     13 PRBool debug_mode = PR_TRUE;
     14 
     15 static char* dayOfWeek[] = {"Sun", "Mon", "Tue", "Wed",
     16                            "Thu", "Fri", "Sat", "???"};
     17 static char* month[] = {"Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul",
     18                        "Aug", "Sep", "Oct", "Nov", "Dec", "???"};
     19 
     20 static void PrintExplodedTime(const PRExplodedTime* et) {
     21  PRInt32 totalOffset;
     22  PRInt32 hourOffset, minOffset;
     23  const char* sign;
     24 
     25  /* Print day of the week, month, day, hour, minute, and second */
     26  if (debug_mode)
     27    printf("%s %s %ld %02ld:%02ld:%02ld ", dayOfWeek[et->tm_wday],
     28           month[et->tm_month], et->tm_mday, et->tm_hour, et->tm_min,
     29           et->tm_sec);
     30 
     31  /* Print time zone */
     32  totalOffset = et->tm_params.tp_gmt_offset + et->tm_params.tp_dst_offset;
     33  if (totalOffset == 0) {
     34    if (debug_mode) {
     35      printf("UTC ");
     36    }
     37  } else {
     38    sign = "+";
     39    if (totalOffset < 0) {
     40      totalOffset = -totalOffset;
     41      sign = "-";
     42    }
     43    hourOffset = totalOffset / 3600;
     44    minOffset = (totalOffset % 3600) / 60;
     45    if (debug_mode) {
     46      printf("%s%02ld%02ld ", sign, hourOffset, minOffset);
     47    }
     48  }
     49 
     50  /* Print year */
     51  if (debug_mode) {
     52    printf("%hd", et->tm_year);
     53  }
     54 }
     55 
     56 static PRStatus KnownAnswerTest(void) {
     57  static const struct {
     58    const char* string;
     59    PRBool default_to_gmt;
     60    PRTime expected;
     61  } tests[] = {
     62      {"Mon, 15 Oct 2007 19:45:00 GMT", PR_FALSE, PR_INT64(1192477500000000)},
     63      {"15 Oct 07 19:45 GMT", PR_FALSE, PR_INT64(1192477500000000)},
     64      {"Mon Oct 15 12:45 PDT 2007", PR_FALSE, PR_INT64(1192477500000000)},
     65      {"16 Oct 2007 4:45-JST (Tuesday)", PR_FALSE, PR_INT64(1192477500000000)},
     66      // Not normalized.
     67      {"Mon Oct 15 12:44:60 PDT 2007", PR_FALSE, PR_INT64(1192477500000000)},
     68      // Not normalized.
     69      {"Sun Oct 14 36:45 PDT 2007", PR_FALSE, PR_INT64(1192477500000000)},
     70      {"Mon, 15 Oct 2007 19:45:23 GMT", PR_FALSE, PR_INT64(1192477523000000)},
     71  };
     72 
     73  PRBool failed = PR_FALSE;
     74 
     75  for (int i = 0; i < sizeof(tests) / sizeof(tests[0]); i++) {
     76    PRTime result = 0;
     77    if (PR_ParseTimeString(tests[i].string, tests[i].default_to_gmt, &result) !=
     78        PR_SUCCESS) {
     79      printf("PR_ParseTimeString(\"%s\", %s, &result) failed\n",
     80             tests[i].string, tests[i].default_to_gmt ? "PR_TRUE" : "PR_FALSE");
     81      failed = PR_TRUE;
     82      continue;
     83    }
     84    if (result != tests[i].expected) {
     85      printf(
     86          "PR_ParseTimeString(\"%s\", %s, &result) returns %lld, expected "
     87          "%lld\n",
     88          tests[i].string, tests[i].default_to_gmt ? "PR_TRUE" : "PR_FALSE",
     89          (long long)result, (long long)tests[i].expected);
     90      failed = PR_TRUE;
     91    }
     92  }
     93 
     94  return failed ? PR_FAILURE : PR_SUCCESS;
     95 }
     96 
     97 int main(int argc, char** argv) {
     98  /*
     99   * 1. Verify that PR_ParseTimeString doesn't crash on an out-of-range time
    100   * string (bug 480740).
    101   */
    102  PRTime ct;
    103  PRExplodedTime et;
    104  PRStatus rv;
    105  char* sp1 = "Sat, 1 Jan 3001 00:00:00";  /* no time zone */
    106  char* sp2 = "Fri, 31 Dec 3000 23:59:60"; /* no time zone, not normalized */
    107 
    108 #if _MSC_VER >= 1400 && !defined(WINCE)
    109  /* Run this test in the US Pacific Time timezone. */
    110  _putenv_s("TZ", "PST8PDT");
    111  _tzset();
    112 #endif
    113 
    114  rv = PR_ParseTimeString(sp1, PR_FALSE, &ct);
    115  printf("rv = %d\n", rv);
    116  PR_ExplodeTime(ct, PR_GMTParameters, &et);
    117  PrintExplodedTime(&et);
    118  printf("\n");
    119 
    120  rv = PR_ParseTimeString(sp2, PR_FALSE, &ct);
    121  printf("rv = %d\n", rv);
    122  PR_ExplodeTime(ct, PR_GMTParameters, &et);
    123  PrintExplodedTime(&et);
    124  printf("\n");
    125 
    126  /* 2. Run a full-blown test for PR_ParseTimeString. */
    127  if (KnownAnswerTest() != PR_SUCCESS) {
    128    printf("FAIL\n");
    129    return 1;
    130  }
    131 
    132  printf("PASS\n");
    133  return 0;
    134 }