net/tools/crl_set_dump/crl_set_dump.cc

   1 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 // This utility can dump the contents of CRL set, optionally augmented with a
   6 // delta CRL set.
   7
   8 #include <errno.h>
   9 #include <stdio.h>
  10 #include <stdlib.h>
  11
  12 #include <string>
  13
  14 #include "base/at_exit.h"
  15 #include "base/file_util.h"
  16 #include "base/memory/ref_counted.h"
  17 #include "base/string_number_conversions.h"
  18 #include "net/cert/crl_set.h"
  19
  20 static int Usage(const char* argv0) {
  21   fprintf(stderr, "Usage: %s <crl-set file> [<delta file>]"
  22                   " [<resulting output file>]\n", argv0);
  23   return 1;
  24 }
  25
  26 int main(int argc, char** argv) {
  27   base::AtExitManager at_exit_manager;
  28
  29   base::FilePath crl_set_filename, delta_filename, output_filename;
  30
  31   if (argc < 2 || argc > 4)
  32     return Usage(argv[0]);
  33
  34   crl_set_filename = base::FilePath::FromUTF8Unsafe(argv[1]);
  35   if (argc >= 3)
  36     delta_filename = base::FilePath::FromUTF8Unsafe(argv[2]);
  37   if (argc >= 4)
  38     output_filename = base::FilePath::FromUTF8Unsafe(argv[3]);
  39
  40   std::string crl_set_bytes, delta_bytes;
  41   if (!file_util::ReadFileToString(crl_set_filename, &crl_set_bytes))
  42     return 1;
  43   if (!delta_filename.empty() &&
  44       !file_util::ReadFileToString(delta_filename, &delta_bytes)) {
  45     return 1;
  46   }
  47
  48   scoped_refptr<net::CRLSet> crl_set, final_crl_set;
  49   if (!net::CRLSet::Parse(crl_set_bytes, &crl_set)) {
  50     fprintf(stderr, "Failed to parse CRLSet\n");
  51     return 1;
  52   }
  53
  54   if (!delta_bytes.empty()) {
  55     if (!crl_set->ApplyDelta(delta_bytes, &final_crl_set)) {
  56       fprintf(stderr, "Failed to apply delta to CRLSet\n");
  57       return 1;
  58     }
  59   } else {
  60     final_crl_set = crl_set;
  61   }
  62
  63   if (!output_filename.empty()) {
  64     const std::string out = final_crl_set->Serialize();
  65     if (file_util::WriteFile(output_filename, out.data(),
  66                                out.size()) == -1) {
  67       fprintf(stderr, "Failed to write resulting CRL set\n");
  68       return 1;
  69     }
  70   }
  71
  72   const net::CRLSet::CRLList& crls = final_crl_set->crls();
  73   for (net::CRLSet::CRLList::const_iterator i = crls.begin(); i != crls.end();
  74        i++) {
  75     printf("%s\n", base::HexEncode(i->first.data(), i->first.size()).c_str());
  76     for (std::vector<std::string>::const_iterator j = i->second.begin();
  77          j != i->second.end(); j++) {
  78       printf("  %s\n", base::HexEncode(j->data(), j->size()).c_str());
  79     }
  80   }
  81
  82   return 0;
  83 }