diff options
Diffstat (limited to 'chromium/components/autofill/core/browser/password_generator_fips181.cc')
-rw-r--r-- | chromium/components/autofill/core/browser/password_generator_fips181.cc | 124 |
1 files changed, 0 insertions, 124 deletions
diff --git a/chromium/components/autofill/core/browser/password_generator_fips181.cc b/chromium/components/autofill/core/browser/password_generator_fips181.cc deleted file mode 100644 index 3226576ea9b..00000000000 --- a/chromium/components/autofill/core/browser/password_generator_fips181.cc +++ /dev/null @@ -1,124 +0,0 @@ -// Copyright 2013 The Chromium Authors. All rights reserved. -// Use of this source code is governed by a BSD-style license that can be -// found in the LICENSE file. - -#include "components/autofill/core/browser/password_generator_fips181.h" - -#include <stddef.h> - -#include <algorithm> -#include <vector> - -#include "base/rand_util.h" -#include "base/strings/string_util.h" -#include "third_party/fips181/fips181.h" - -namespace { - -const int kMinUpper = 65; // First upper case letter 'A' -const int kMaxUpper = 90; // Last upper case letter 'Z' -const int kMinLower = 97; // First lower case letter 'a' -const int kMaxLower = 122; // Last lower case letter 'z' -const int kMinDigit = 48; // First digit '0' -const int kMaxDigit = 57; // Last digit '9' -const int kMinPasswordLength = 4; -const int kMaxPasswordLength = 15; - -// A helper function to get the length of the generated password from -// |max_length| retrieved from input password field. -int GetLengthFromHint(int max_length, int default_length) { - if (max_length >= kMinPasswordLength && max_length <= kMaxPasswordLength) - return max_length; - return default_length; -} - -// We want the password to have uppercase, lowercase, and at least one number. -bool VerifyPassword(const std::string& password) { - int num_lower_case = 0; - int num_upper_case = 0; - int num_digits = 0; - - for (size_t i = 0; i < password.size(); ++i) { - if (password[i] >= kMinUpper && password[i] <= kMaxUpper) - ++num_upper_case; - if (password[i] >= kMinLower && password[i] <= kMaxLower) - ++num_lower_case; - if (password[i] >= kMinDigit && password[i] <= kMaxDigit) - ++num_digits; - } - - return num_lower_case && num_upper_case && num_digits; -} - -// Password generation function for unit testing, default to nullptr. -// If not null, ForceFixPassword() will also always use |kMinDigit| as the digit -// replacement, instead of choosing randomly. -int (*g_test_override_generator)(char* word, - char* hypenated_word, - unsigned short minlen, - unsigned short maxlen, - unsigned int pass_mode) = nullptr; - -} // namespace - -namespace autofill { - -const int PasswordGeneratorFips181::kDefaultPasswordLength = 15; - -void ForceFixPassword(std::string* password) { - for (char& it : *password) { - if (islower(it)) { - it = base::ToUpperASCII(it); - break; - } - } - for (std::string::reverse_iterator iter = password->rbegin(); - iter != password->rend(); ++iter) { - if (islower(*iter)) { - // Tests will use |PasswordGeneratorFips181::SetGeneratorForTest| to put a - // non-random generator in |g_test_override_generator|. To eliminate the - // other source of randomness, always fix the chosen digit to |kMinDigit| - // in such case. - *iter = g_test_override_generator == nullptr - ? base::RandInt(kMinDigit, kMaxDigit) - : kMinDigit; - break; - } - } -} - -PasswordGeneratorFips181::PasswordGeneratorFips181(int max_length) - : password_length_(GetLengthFromHint(max_length, kDefaultPasswordLength)) {} -PasswordGeneratorFips181::~PasswordGeneratorFips181() {} - -void PasswordGeneratorFips181::SetGeneratorForTest( - int (*generator)(char* word, - char* hypenated_word, - unsigned short minlen, - unsigned short maxlen, - unsigned int pass_mode)) { - g_test_override_generator = generator; -} - -std::string PasswordGeneratorFips181::Generate() const { - char password[255]; - char unused_hypenated_password[255]; - // Generate passwords that have numbers and upper and lower case letters. - // No special characters included for now. - unsigned int mode = S_NB | S_CL | S_SL; - - // Generate the password and fix afterwards if needed. - auto generator = - g_test_override_generator ? g_test_override_generator : gen_pron_pass; - generator(password, unused_hypenated_password, password_length_, - password_length_, mode); - std::string str_password(password); - - if (VerifyPassword(str_password)) - return str_password; - - ForceFixPassword(&str_password); - return str_password; -} - -} // namespace autofill |