@@ -29,8 +29,8 @@ |
||
| 29 | 29 | * @param string $message exception message |
| 30 | 30 | * @param Exception $parent parent exception |
| 31 | 31 | */ |
| 32 | - public function __construct($message, $parent=null) |
|
| 33 | - { |
|
| 34 | - parent::__construct($message, 0, $parent); |
|
| 35 | - } |
|
| 32 | + public function __construct($message, $parent=null) |
|
| 33 | + { |
|
| 34 | + parent::__construct($message, 0, $parent); |
|
| 35 | + } |
|
| 36 | 36 | } |
| 37 | 37 | \ No newline at end of file |
@@ -36,11 +36,11 @@ discard block |
||
| 36 | 36 | */ |
| 37 | 37 | private static function _hmac(string $crypto, string $keyBytes, string $text) : string |
| 38 | 38 | { |
| 39 | - $hash = hash_hmac($crypto, $text, $keyBytes); |
|
| 40 | - if (false === $hash) { |
|
| 41 | - throw new Exception("calculating hash_hmac failed"); |
|
| 42 | - } |
|
| 43 | - return $hash; |
|
| 39 | + $hash = hash_hmac($crypto, $text, $keyBytes); |
|
| 40 | + if (false === $hash) { |
|
| 41 | + throw new Exception("calculating hash_hmac failed"); |
|
| 42 | + } |
|
| 43 | + return $hash; |
|
| 44 | 44 | } |
| 45 | 45 | |
| 46 | 46 | /** |
@@ -99,12 +99,12 @@ discard block |
||
| 99 | 99 | * alternative to "-S064" |
| 100 | 100 | */ |
| 101 | 101 | static function generateOCRA(string $ocraSuite, |
| 102 | - string $key, |
|
| 103 | - string $counter, |
|
| 104 | - string $question, |
|
| 105 | - string $password, |
|
| 106 | - string $sessionInformation, |
|
| 107 | - string $timeStamp) : string |
|
| 102 | + string $key, |
|
| 103 | + string $counter, |
|
| 104 | + string $question, |
|
| 105 | + string $password, |
|
| 106 | + string $sessionInformation, |
|
| 107 | + string $timeStamp) : string |
|
| 108 | 108 | { |
| 109 | 109 | $codeDigits = 0; |
| 110 | 110 | $crypto = ""; |
@@ -4,32 +4,32 @@ discard block |
||
| 4 | 4 | |
| 5 | 5 | class OATH_OCRAParser { |
| 6 | 6 | |
| 7 | - private $OCRASuite = NULL; |
|
| 7 | + private $OCRASuite = NULL; |
|
| 8 | 8 | |
| 9 | - private $OCRAVersion = NULL; |
|
| 9 | + private $OCRAVersion = NULL; |
|
| 10 | 10 | |
| 11 | - private $CryptoFunctionType = NULL; |
|
| 12 | - private $CryptoFunctionHash = NULL; |
|
| 13 | - private $CryptoFunctionHashLength = NULL; |
|
| 14 | - private $CryptoFunctionTruncation = NULL; |
|
| 11 | + private $CryptoFunctionType = NULL; |
|
| 12 | + private $CryptoFunctionHash = NULL; |
|
| 13 | + private $CryptoFunctionHashLength = NULL; |
|
| 14 | + private $CryptoFunctionTruncation = NULL; |
|
| 15 | 15 | |
| 16 | - private $C = FALSE; |
|
| 17 | - private $Q = FALSE; |
|
| 18 | - private $QType = 'N'; |
|
| 19 | - private $QLength = 8; |
|
| 16 | + private $C = FALSE; |
|
| 17 | + private $Q = FALSE; |
|
| 18 | + private $QType = 'N'; |
|
| 19 | + private $QLength = 8; |
|
| 20 | 20 | |
| 21 | - private $P = FALSE; |
|
| 22 | - private $PType = 'SHA1'; |
|
| 23 | - private $PLength = 20; |
|
| 21 | + private $P = FALSE; |
|
| 22 | + private $PType = 'SHA1'; |
|
| 23 | + private $PLength = 20; |
|
| 24 | 24 | |
| 25 | - private $S = FALSE; |
|
| 26 | - private $SLength = 64; |
|
| 25 | + private $S = FALSE; |
|
| 26 | + private $SLength = 64; |
|
| 27 | 27 | |
| 28 | - private $T = FALSE; |
|
| 29 | - private $TLength = 60; // 1M |
|
| 30 | - private $TPeriods = array('H' => 3600, 'M' => 60, 'S' => 1); |
|
| 28 | + private $T = FALSE; |
|
| 29 | + private $TLength = 60; // 1M |
|
| 30 | + private $TPeriods = array('H' => 3600, 'M' => 60, 'S' => 1); |
|
| 31 | 31 | |
| 32 | - private $supportedHashFunctions = array('SHA1' => 20, 'SHA256' => 32, 'SHA512' => 64); |
|
| 32 | + private $supportedHashFunctions = array('SHA1' => 20, 'SHA256' => 32, 'SHA512' => 64); |
|
| 33 | 33 | |
| 34 | 34 | |
| 35 | 35 | /** |
@@ -37,149 +37,149 @@ discard block |
||
| 37 | 37 | * @throws Exception |
| 38 | 38 | */ |
| 39 | 39 | public function __construct(String $ocraSuite) { |
| 40 | - $this->parseOCRASuite($ocraSuite); |
|
| 41 | - } |
|
| 40 | + $this->parseOCRASuite($ocraSuite); |
|
| 41 | + } |
|
| 42 | 42 | |
| 43 | - /** |
|
| 44 | - * Inspired by https://github.com/bdauvergne/python-oath |
|
| 43 | + /** |
|
| 44 | + * Inspired by https://github.com/bdauvergne/python-oath |
|
| 45 | 45 | * |
| 46 | 46 | * @throws Exception |
| 47 | - */ |
|
| 48 | - private function parseOCRASuite($ocraSuite) { |
|
| 49 | - if (!is_string($ocraSuite)) { |
|
| 50 | - throw new Exception('OCRASuite not in string format: ' . var_export($ocraSuite, TRUE)); |
|
| 51 | - } |
|
| 52 | - |
|
| 53 | - $ocraSuite = strtoupper($ocraSuite); |
|
| 54 | - $this->OCRASuite = $ocraSuite; |
|
| 55 | - |
|
| 56 | - $s = explode(':', $ocraSuite); |
|
| 57 | - if (count($s) != 3) { |
|
| 58 | - throw new Exception('Invalid OCRASuite format: ' . var_export($ocraSuite, TRUE)); |
|
| 59 | - } |
|
| 60 | - |
|
| 61 | - $algo = explode('-', $s[0]); |
|
| 62 | - if (count($algo) != 2) { |
|
| 63 | - throw new Exception('Invalid OCRA version: ' . var_export($s[0], TRUE)); |
|
| 64 | - } |
|
| 65 | - |
|
| 66 | - if ($algo[0] !== 'OCRA') { |
|
| 67 | - throw new Exception('Unsupported OCRA algorithm: ' . var_export($algo[0], TRUE)); |
|
| 68 | - } |
|
| 69 | - |
|
| 70 | - if ($algo[1] !== '1') { |
|
| 71 | - throw new Exception('Unsupported OCRA version: ' . var_export($algo[1], TRUE)); |
|
| 72 | - } |
|
| 73 | - $this->OCRAVersion = $algo[1]; |
|
| 74 | - |
|
| 75 | - $cf = explode('-', $s[1]); |
|
| 76 | - if (count($cf) != 3) { |
|
| 77 | - throw new Exception('Invalid OCRA suite crypto function: ' . var_export($s[1], TRUE)); |
|
| 78 | - } |
|
| 79 | - |
|
| 80 | - if ($cf[0] !== 'HOTP') { |
|
| 81 | - throw new Exception('Unsupported OCRA suite crypto function: ' . var_export($cf[0], TRUE)); |
|
| 82 | - } |
|
| 83 | - $this->CryptoFunctionType = $cf[0]; |
|
| 84 | - |
|
| 85 | - if (!array_key_exists($cf[1], $this->supportedHashFunctions)) { |
|
| 86 | - throw new Exception('Unsupported hash function in OCRA suite crypto function: ' . var_export($cf[1], TRUE)); |
|
| 87 | - } |
|
| 88 | - $this->CryptoFunctionHash = $cf[1]; |
|
| 89 | - $this->CryptoFunctionHashLength = $this->supportedHashFunctions[$cf[1]]; |
|
| 90 | - |
|
| 91 | - if (!preg_match('/^\d+$/', $cf[2]) || (($cf[2] < 4 || $cf[2] > 10) && $cf[2] != 0)) { |
|
| 92 | - throw new Exception('Invalid OCRA suite crypto function truncation length: ' . var_export($cf[2], TRUE)); |
|
| 93 | - } |
|
| 94 | - $this->CryptoFunctionTruncation = intval($cf[2]); |
|
| 95 | - |
|
| 96 | - $di = explode('-', $s[2]); |
|
| 97 | - if (count($cf) == 0) { |
|
| 98 | - throw new Exception('Invalid OCRA suite data input: ' . var_export($s[2], TRUE)); |
|
| 99 | - } |
|
| 100 | - |
|
| 101 | - $data_input = array(); |
|
| 102 | - foreach($di as $elem) { |
|
| 103 | - $letter = $elem[0]; |
|
| 104 | - if (array_key_exists($letter, $data_input)) { |
|
| 105 | - throw new Exception('Duplicate field in OCRA suite data input: ' . var_export($elem, TRUE)); |
|
| 106 | - } |
|
| 107 | - $data_input[$letter] = 1; |
|
| 108 | - |
|
| 109 | - if ($letter === 'C' && strlen($elem) == 1) { |
|
| 110 | - $this->C = TRUE; |
|
| 111 | - } elseif ($letter === 'Q') { |
|
| 112 | - if (strlen($elem) == 1) { |
|
| 113 | - $this->Q = TRUE; |
|
| 114 | - } elseif (preg_match('/^Q([AHN])(\d+)$/', $elem, $match)) { |
|
| 115 | - $q_len = intval($match[2]); |
|
| 116 | - if ($q_len < 4 || $q_len > 64) { |
|
| 117 | - throw new Exception('Invalid OCRA suite data input question length: ' . var_export($q_len, TRUE)); |
|
| 118 | - } |
|
| 119 | - $this->Q = TRUE; |
|
| 120 | - $this->QType = $match[1]; |
|
| 121 | - $this->QLength = $q_len; |
|
| 122 | - } else { |
|
| 123 | - throw new Exception('Invalid OCRA suite data input question: ' . var_export($elem, TRUE)); |
|
| 124 | - } |
|
| 125 | - } elseif ($letter === 'P') { |
|
| 126 | - if (strlen($elem) == 1) { |
|
| 127 | - $this->P = TRUE; |
|
| 128 | - } else { |
|
| 129 | - $p_algo = substr($elem, 1); |
|
| 130 | - if (!array_key_exists($p_algo, $this->supportedHashFunctions)) { |
|
| 131 | - throw new Exception('Unsupported OCRA suite PIN hash function: ' . var_export($elem, TRUE)); |
|
| 132 | - } |
|
| 133 | - $this->P = TRUE; |
|
| 134 | - $this->PType = $p_algo; |
|
| 135 | - $this->PLength = $this->supportedHashFunctions[$p_algo]; |
|
| 136 | - } |
|
| 137 | - } elseif ($letter === 'S') { |
|
| 138 | - if (strlen($elem) == 1) { |
|
| 139 | - $this->S = TRUE; |
|
| 140 | - } elseif (preg_match('/^S(\d+)$/', $elem, $match)) { |
|
| 141 | - $s_len = intval($match[1]); |
|
| 142 | - if ($s_len <= 0 || $s_len > 512) { |
|
| 143 | - throw new Exception('Invalid OCRA suite data input session information length: ' . var_export($s_len, TRUE)); |
|
| 144 | - } |
|
| 145 | - |
|
| 146 | - $this->S = TRUE; |
|
| 147 | - $this->SLength = $s_len; |
|
| 148 | - } else { |
|
| 149 | - throw new Exception('Invalid OCRA suite data input session information length: ' . var_export($elem, TRUE)); |
|
| 150 | - } |
|
| 151 | - } elseif ($letter === 'T') { |
|
| 152 | - if (strlen($elem) == 1) { |
|
| 153 | - $this->T = TRUE; |
|
| 154 | - } elseif (preg_match('/^T(\d+[HMS])+$/', $elem)) { |
|
| 155 | - preg_match_all('/(\d+)([HMS])/', $elem, $match); |
|
| 156 | - |
|
| 157 | - if (count($match[1]) !== count(array_unique($match[2]))) { |
|
| 158 | - throw new Exception('Duplicate definitions in OCRA suite data input timestamp: ' . var_export($elem, TRUE)); |
|
| 159 | - } |
|
| 160 | - |
|
| 161 | - $length = 0; |
|
| 162 | - for ($i = 0; $i < count($match[1]); $i++) { |
|
| 163 | - $length += intval($match[1][$i]) * $this->TPeriods[$match[2][$i]]; |
|
| 164 | - } |
|
| 165 | - if ($length <= 0) { |
|
| 166 | - throw new Exception('Invalid OCRA suite data input timestamp: ' . var_export($elem, TRUE)); |
|
| 167 | - } |
|
| 168 | - |
|
| 169 | - $this->T = TRUE; |
|
| 170 | - $this->TLength = $length; |
|
| 171 | - } else { |
|
| 172 | - throw new Exception('Invalid OCRA suite data input timestamp: ' . var_export($elem, TRUE)); |
|
| 173 | - } |
|
| 174 | - } else { |
|
| 175 | - throw new Exception('Unsupported OCRA suite data input field: ' . var_export($elem, TRUE)); |
|
| 176 | - } |
|
| 177 | - } |
|
| 178 | - |
|
| 179 | - if (!$this->Q) { |
|
| 180 | - throw new Exception('OCRA suite data input question not defined: ' . var_export($s[2], TRUE)); |
|
| 181 | - } |
|
| 182 | - } |
|
| 47 | + */ |
|
| 48 | + private function parseOCRASuite($ocraSuite) { |
|
| 49 | + if (!is_string($ocraSuite)) { |
|
| 50 | + throw new Exception('OCRASuite not in string format: ' . var_export($ocraSuite, TRUE)); |
|
| 51 | + } |
|
| 52 | + |
|
| 53 | + $ocraSuite = strtoupper($ocraSuite); |
|
| 54 | + $this->OCRASuite = $ocraSuite; |
|
| 55 | + |
|
| 56 | + $s = explode(':', $ocraSuite); |
|
| 57 | + if (count($s) != 3) { |
|
| 58 | + throw new Exception('Invalid OCRASuite format: ' . var_export($ocraSuite, TRUE)); |
|
| 59 | + } |
|
| 60 | + |
|
| 61 | + $algo = explode('-', $s[0]); |
|
| 62 | + if (count($algo) != 2) { |
|
| 63 | + throw new Exception('Invalid OCRA version: ' . var_export($s[0], TRUE)); |
|
| 64 | + } |
|
| 65 | + |
|
| 66 | + if ($algo[0] !== 'OCRA') { |
|
| 67 | + throw new Exception('Unsupported OCRA algorithm: ' . var_export($algo[0], TRUE)); |
|
| 68 | + } |
|
| 69 | + |
|
| 70 | + if ($algo[1] !== '1') { |
|
| 71 | + throw new Exception('Unsupported OCRA version: ' . var_export($algo[1], TRUE)); |
|
| 72 | + } |
|
| 73 | + $this->OCRAVersion = $algo[1]; |
|
| 74 | + |
|
| 75 | + $cf = explode('-', $s[1]); |
|
| 76 | + if (count($cf) != 3) { |
|
| 77 | + throw new Exception('Invalid OCRA suite crypto function: ' . var_export($s[1], TRUE)); |
|
| 78 | + } |
|
| 79 | + |
|
| 80 | + if ($cf[0] !== 'HOTP') { |
|
| 81 | + throw new Exception('Unsupported OCRA suite crypto function: ' . var_export($cf[0], TRUE)); |
|
| 82 | + } |
|
| 83 | + $this->CryptoFunctionType = $cf[0]; |
|
| 84 | + |
|
| 85 | + if (!array_key_exists($cf[1], $this->supportedHashFunctions)) { |
|
| 86 | + throw new Exception('Unsupported hash function in OCRA suite crypto function: ' . var_export($cf[1], TRUE)); |
|
| 87 | + } |
|
| 88 | + $this->CryptoFunctionHash = $cf[1]; |
|
| 89 | + $this->CryptoFunctionHashLength = $this->supportedHashFunctions[$cf[1]]; |
|
| 90 | + |
|
| 91 | + if (!preg_match('/^\d+$/', $cf[2]) || (($cf[2] < 4 || $cf[2] > 10) && $cf[2] != 0)) { |
|
| 92 | + throw new Exception('Invalid OCRA suite crypto function truncation length: ' . var_export($cf[2], TRUE)); |
|
| 93 | + } |
|
| 94 | + $this->CryptoFunctionTruncation = intval($cf[2]); |
|
| 95 | + |
|
| 96 | + $di = explode('-', $s[2]); |
|
| 97 | + if (count($cf) == 0) { |
|
| 98 | + throw new Exception('Invalid OCRA suite data input: ' . var_export($s[2], TRUE)); |
|
| 99 | + } |
|
| 100 | + |
|
| 101 | + $data_input = array(); |
|
| 102 | + foreach($di as $elem) { |
|
| 103 | + $letter = $elem[0]; |
|
| 104 | + if (array_key_exists($letter, $data_input)) { |
|
| 105 | + throw new Exception('Duplicate field in OCRA suite data input: ' . var_export($elem, TRUE)); |
|
| 106 | + } |
|
| 107 | + $data_input[$letter] = 1; |
|
| 108 | + |
|
| 109 | + if ($letter === 'C' && strlen($elem) == 1) { |
|
| 110 | + $this->C = TRUE; |
|
| 111 | + } elseif ($letter === 'Q') { |
|
| 112 | + if (strlen($elem) == 1) { |
|
| 113 | + $this->Q = TRUE; |
|
| 114 | + } elseif (preg_match('/^Q([AHN])(\d+)$/', $elem, $match)) { |
|
| 115 | + $q_len = intval($match[2]); |
|
| 116 | + if ($q_len < 4 || $q_len > 64) { |
|
| 117 | + throw new Exception('Invalid OCRA suite data input question length: ' . var_export($q_len, TRUE)); |
|
| 118 | + } |
|
| 119 | + $this->Q = TRUE; |
|
| 120 | + $this->QType = $match[1]; |
|
| 121 | + $this->QLength = $q_len; |
|
| 122 | + } else { |
|
| 123 | + throw new Exception('Invalid OCRA suite data input question: ' . var_export($elem, TRUE)); |
|
| 124 | + } |
|
| 125 | + } elseif ($letter === 'P') { |
|
| 126 | + if (strlen($elem) == 1) { |
|
| 127 | + $this->P = TRUE; |
|
| 128 | + } else { |
|
| 129 | + $p_algo = substr($elem, 1); |
|
| 130 | + if (!array_key_exists($p_algo, $this->supportedHashFunctions)) { |
|
| 131 | + throw new Exception('Unsupported OCRA suite PIN hash function: ' . var_export($elem, TRUE)); |
|
| 132 | + } |
|
| 133 | + $this->P = TRUE; |
|
| 134 | + $this->PType = $p_algo; |
|
| 135 | + $this->PLength = $this->supportedHashFunctions[$p_algo]; |
|
| 136 | + } |
|
| 137 | + } elseif ($letter === 'S') { |
|
| 138 | + if (strlen($elem) == 1) { |
|
| 139 | + $this->S = TRUE; |
|
| 140 | + } elseif (preg_match('/^S(\d+)$/', $elem, $match)) { |
|
| 141 | + $s_len = intval($match[1]); |
|
| 142 | + if ($s_len <= 0 || $s_len > 512) { |
|
| 143 | + throw new Exception('Invalid OCRA suite data input session information length: ' . var_export($s_len, TRUE)); |
|
| 144 | + } |
|
| 145 | + |
|
| 146 | + $this->S = TRUE; |
|
| 147 | + $this->SLength = $s_len; |
|
| 148 | + } else { |
|
| 149 | + throw new Exception('Invalid OCRA suite data input session information length: ' . var_export($elem, TRUE)); |
|
| 150 | + } |
|
| 151 | + } elseif ($letter === 'T') { |
|
| 152 | + if (strlen($elem) == 1) { |
|
| 153 | + $this->T = TRUE; |
|
| 154 | + } elseif (preg_match('/^T(\d+[HMS])+$/', $elem)) { |
|
| 155 | + preg_match_all('/(\d+)([HMS])/', $elem, $match); |
|
| 156 | + |
|
| 157 | + if (count($match[1]) !== count(array_unique($match[2]))) { |
|
| 158 | + throw new Exception('Duplicate definitions in OCRA suite data input timestamp: ' . var_export($elem, TRUE)); |
|
| 159 | + } |
|
| 160 | + |
|
| 161 | + $length = 0; |
|
| 162 | + for ($i = 0; $i < count($match[1]); $i++) { |
|
| 163 | + $length += intval($match[1][$i]) * $this->TPeriods[$match[2][$i]]; |
|
| 164 | + } |
|
| 165 | + if ($length <= 0) { |
|
| 166 | + throw new Exception('Invalid OCRA suite data input timestamp: ' . var_export($elem, TRUE)); |
|
| 167 | + } |
|
| 168 | + |
|
| 169 | + $this->T = TRUE; |
|
| 170 | + $this->TLength = $length; |
|
| 171 | + } else { |
|
| 172 | + throw new Exception('Invalid OCRA suite data input timestamp: ' . var_export($elem, TRUE)); |
|
| 173 | + } |
|
| 174 | + } else { |
|
| 175 | + throw new Exception('Unsupported OCRA suite data input field: ' . var_export($elem, TRUE)); |
|
| 176 | + } |
|
| 177 | + } |
|
| 178 | + |
|
| 179 | + if (!$this->Q) { |
|
| 180 | + throw new Exception('OCRA suite data input question not defined: ' . var_export($s[2], TRUE)); |
|
| 181 | + } |
|
| 182 | + } |
|
| 183 | 183 | |
| 184 | 184 | /** Generate an OCRA challenge question according to the ocra suite specified in the constructor |
| 185 | 185 | * @return The randomly generated OCRA question |
@@ -192,50 +192,50 @@ discard block |
||
| 192 | 192 | * Note that the question string is the exact question string a specified in the OCRA strandard (RFC 6287) |
| 193 | 193 | * The challenge is not yet hex encoded as expected by OCRA::generateOCRA() |
| 194 | 194 | */ |
| 195 | - public function generateChallenge() : String { |
|
| 196 | - $q_length = $this->QLength; |
|
| 197 | - $q_type = $this->QType; |
|
| 195 | + public function generateChallenge() : String { |
|
| 196 | + $q_length = $this->QLength; |
|
| 197 | + $q_type = $this->QType; |
|
| 198 | 198 | |
| 199 | 199 | $bytes = Tiqr_Random::randomBytes($q_length); |
| 200 | 200 | |
| 201 | - switch($q_type) { |
|
| 202 | - case 'A': |
|
| 203 | - $challenge = base64_encode($bytes); |
|
| 204 | - $tr = implode("", unpack('H*', $bytes)); |
|
| 205 | - $challenge = rtrim(strtr($challenge, '+/', $tr), '='); |
|
| 206 | - break; |
|
| 207 | - case 'H': |
|
| 208 | - $challenge = implode("", unpack('H*', $bytes)); |
|
| 209 | - break; |
|
| 210 | - case 'N': |
|
| 211 | - $challenge = implode("", unpack('N*', $bytes)); |
|
| 212 | - break; |
|
| 213 | - default: |
|
| 214 | - throw new Exception('Unsupported OCRASuite challenge type: ' . var_export($q_type, TRUE)); |
|
| 215 | - break; |
|
| 216 | - } |
|
| 217 | - |
|
| 218 | - $challenge = substr($challenge, 0, $q_length); |
|
| 219 | - |
|
| 220 | - return $challenge; |
|
| 221 | - } |
|
| 222 | - |
|
| 223 | - |
|
| 224 | - /** |
|
| 225 | - * Constant time string comparison, see http://codahale.com/a-lesson-in-timing-attacks/ |
|
| 226 | - */ |
|
| 227 | - public static function constEqual(string $s1, string $s2): bool { |
|
| 228 | - if (strlen($s1) != strlen($s2)) { |
|
| 229 | - return FALSE; |
|
| 230 | - } |
|
| 231 | - |
|
| 232 | - $result = TRUE; |
|
| 233 | - $length = strlen($s1); |
|
| 234 | - for ($i = 0; $i < $length; $i++) { |
|
| 235 | - $result &= ($s1[$i] == $s2[$i]); |
|
| 236 | - } |
|
| 237 | - |
|
| 238 | - return (boolean)$result; |
|
| 239 | - } |
|
| 201 | + switch($q_type) { |
|
| 202 | + case 'A': |
|
| 203 | + $challenge = base64_encode($bytes); |
|
| 204 | + $tr = implode("", unpack('H*', $bytes)); |
|
| 205 | + $challenge = rtrim(strtr($challenge, '+/', $tr), '='); |
|
| 206 | + break; |
|
| 207 | + case 'H': |
|
| 208 | + $challenge = implode("", unpack('H*', $bytes)); |
|
| 209 | + break; |
|
| 210 | + case 'N': |
|
| 211 | + $challenge = implode("", unpack('N*', $bytes)); |
|
| 212 | + break; |
|
| 213 | + default: |
|
| 214 | + throw new Exception('Unsupported OCRASuite challenge type: ' . var_export($q_type, TRUE)); |
|
| 215 | + break; |
|
| 216 | + } |
|
| 217 | + |
|
| 218 | + $challenge = substr($challenge, 0, $q_length); |
|
| 219 | + |
|
| 220 | + return $challenge; |
|
| 221 | + } |
|
| 222 | + |
|
| 223 | + |
|
| 224 | + /** |
|
| 225 | + * Constant time string comparison, see http://codahale.com/a-lesson-in-timing-attacks/ |
|
| 226 | + */ |
|
| 227 | + public static function constEqual(string $s1, string $s2): bool { |
|
| 228 | + if (strlen($s1) != strlen($s2)) { |
|
| 229 | + return FALSE; |
|
| 230 | + } |
|
| 231 | + |
|
| 232 | + $result = TRUE; |
|
| 233 | + $length = strlen($s1); |
|
| 234 | + for ($i = 0; $i < $length; $i++) { |
|
| 235 | + $result &= ($s1[$i] == $s2[$i]); |
|
| 236 | + } |
|
| 237 | + |
|
| 238 | + return (boolean)$result; |
|
| 239 | + } |
|
| 240 | 240 | |
| 241 | 241 | } |
@@ -60,7 +60,7 @@ discard block |
||
| 60 | 60 | public function createUser(string $userId, string $displayName) : void |
| 61 | 61 | { |
| 62 | 62 | $user = array("userId"=>$userId, |
| 63 | - "displayName"=>$displayName); |
|
| 63 | + "displayName"=>$displayName); |
|
| 64 | 64 | $this->_saveUser($userId, $user); |
| 65 | 65 | } |
| 66 | 66 | |
@@ -90,7 +90,7 @@ discard block |
||
| 90 | 90 | { |
| 91 | 91 | if ($data = $this->_loadUser($userId)) { |
| 92 | 92 | if (isset($data["notificationType"])) { |
| 93 | - return $data["notificationType"]; |
|
| 93 | + return $data["notificationType"]; |
|
| 94 | 94 | } |
| 95 | 95 | } |
| 96 | 96 | return ''; |
@@ -113,7 +113,7 @@ discard block |
||
| 113 | 113 | { |
| 114 | 114 | if ($data = $this->_loadUser($userId)) { |
| 115 | 115 | if (isset($data["notificationAddress"])) { |
| 116 | - return $data["notificationAddress"]; |
|
| 116 | + return $data["notificationAddress"]; |
|
| 117 | 117 | } |
| 118 | 118 | } |
| 119 | 119 | $this->logger->info('Unable to find notification address for user'); |
@@ -54,8 +54,8 @@ |
||
| 54 | 54 | } |
| 55 | 55 | |
| 56 | 56 | $envelope = array("expire"=>$expire, |
| 57 | - "createdAt"=>time(), |
|
| 58 | - "value"=>$value); |
|
| 57 | + "createdAt"=>time(), |
|
| 58 | + "value"=>$value); |
|
| 59 | 59 | $filename = $this->getFilenameByKey($key); |
| 60 | 60 | |
| 61 | 61 | if (!file_put_contents($filename, serialize($envelope))) { |
@@ -571,17 +571,17 @@ discard block |
||
| 571 | 571 | } |
| 572 | 572 | |
| 573 | 573 | $metadata = array("service"=> |
| 574 | - array("displayName" => $this->_name, |
|
| 575 | - "identifier" => $this->_identifier, |
|
| 576 | - "logoUrl" => $this->_logoUrl, |
|
| 577 | - "infoUrl" => $this->_infoUrl, |
|
| 578 | - "authenticationUrl" => $authenticationUrl, |
|
| 579 | - "ocraSuite" => $this->_ocraSuite, |
|
| 580 | - "enrollmentUrl" => $enrollmentUrl |
|
| 581 | - ), |
|
| 582 | - "identity"=> |
|
| 583 | - array("identifier" =>$data["userId"], |
|
| 584 | - "displayName"=>$data["displayName"])); |
|
| 574 | + array("displayName" => $this->_name, |
|
| 575 | + "identifier" => $this->_identifier, |
|
| 576 | + "logoUrl" => $this->_logoUrl, |
|
| 577 | + "infoUrl" => $this->_infoUrl, |
|
| 578 | + "authenticationUrl" => $authenticationUrl, |
|
| 579 | + "ocraSuite" => $this->_ocraSuite, |
|
| 580 | + "enrollmentUrl" => $enrollmentUrl |
|
| 581 | + ), |
|
| 582 | + "identity"=> |
|
| 583 | + array("identifier" =>$data["userId"], |
|
| 584 | + "displayName"=>$data["displayName"])); |
|
| 585 | 585 | |
| 586 | 586 | $this->_unsetStateValue(self::PREFIX_ENROLLMENT, $enrollmentKey); |
| 587 | 587 | |
@@ -611,28 +611,28 @@ discard block |
||
| 611 | 611 | */ |
| 612 | 612 | public function getEnrollmentSecret(string $enrollmentKey): string |
| 613 | 613 | { |
| 614 | - $data = $this->_getStateValue(self::PREFIX_ENROLLMENT, $enrollmentKey); |
|
| 615 | - if (!is_array($data)) { |
|
| 616 | - $this->logger->error('getEnrollmentSecret: enrollment key not found'); |
|
| 617 | - throw new RuntimeException('enrollment key not found'); |
|
| 618 | - } |
|
| 619 | - $userId = $data["userId"] ?? NULL; |
|
| 620 | - $sessionId = $data["sessionId"] ?? NULL; |
|
| 621 | - if (!is_string($userId) || !(is_string($sessionId))) { |
|
| 622 | - throw new RuntimeException('getEnrollmentSecret: invalid enrollment data'); |
|
| 623 | - } |
|
| 624 | - $enrollmentData = [ |
|
| 625 | - "userId" => $userId, |
|
| 626 | - "sessionId" => $sessionId |
|
| 627 | - ]; |
|
| 628 | - $enrollmentSecret = $this->_uniqueSessionKey(); |
|
| 629 | - $this->_setStateValue( |
|
| 630 | - self::PREFIX_ENROLLMENT_SECRET, |
|
| 631 | - $enrollmentSecret, |
|
| 632 | - $enrollmentData, |
|
| 633 | - self::ENROLLMENT_EXPIRE |
|
| 634 | - ); |
|
| 635 | - return $enrollmentSecret; |
|
| 614 | + $data = $this->_getStateValue(self::PREFIX_ENROLLMENT, $enrollmentKey); |
|
| 615 | + if (!is_array($data)) { |
|
| 616 | + $this->logger->error('getEnrollmentSecret: enrollment key not found'); |
|
| 617 | + throw new RuntimeException('enrollment key not found'); |
|
| 618 | + } |
|
| 619 | + $userId = $data["userId"] ?? NULL; |
|
| 620 | + $sessionId = $data["sessionId"] ?? NULL; |
|
| 621 | + if (!is_string($userId) || !(is_string($sessionId))) { |
|
| 622 | + throw new RuntimeException('getEnrollmentSecret: invalid enrollment data'); |
|
| 623 | + } |
|
| 624 | + $enrollmentData = [ |
|
| 625 | + "userId" => $userId, |
|
| 626 | + "sessionId" => $sessionId |
|
| 627 | + ]; |
|
| 628 | + $enrollmentSecret = $this->_uniqueSessionKey(); |
|
| 629 | + $this->_setStateValue( |
|
| 630 | + self::PREFIX_ENROLLMENT_SECRET, |
|
| 631 | + $enrollmentSecret, |
|
| 632 | + $enrollmentData, |
|
| 633 | + self::ENROLLMENT_EXPIRE |
|
| 634 | + ); |
|
| 635 | + return $enrollmentSecret; |
|
| 636 | 636 | } |
| 637 | 637 | |
| 638 | 638 | /** |
@@ -35,7 +35,6 @@ |
||
| 35 | 35 | * Supported options: |
| 36 | 36 | * path : Path to the directory where the user data is stored |
| 37 | 37 | * |
| 38 | - |
|
| 39 | 38 | */ |
| 40 | 39 | class Tiqr_UserSecretStorage_File implements Tiqr_UserSecretStorage_Interface |
| 41 | 40 | { |
@@ -42,7 +42,6 @@ |
||
| 42 | 42 | userid varchar(30) NOT NULL UNIQUE, |
| 43 | 43 | secret varchar(128), |
| 44 | 44 | ); |
| 45 | - |
|
| 46 | 45 | * @see Tiqr_UserSecretStorage::getSecretStorage() |
| 47 | 46 | * @see Tiqr_UserSecretStorage_Interface |
| 48 | 47 | * |
@@ -59,7 +59,6 @@ |
||
| 59 | 59 | ); |
| 60 | 60 | |
| 61 | 61 | CREATE INDEX IF NOT EXISTS index_tiqrstate_expire ON tiqrstate (expire); |
| 62 | - |
|
| 63 | 62 | * @see Tiqr_StateStorage::getStorage() |
| 64 | 63 | * @see Tiqr_StateStorage_StateStorageInterface |
| 65 | 64 | * |