@@ -46,7 +46,7 @@ discard block |
||
| 46 | 46 | $keyBytes, |
| 47 | 47 | $text) |
| 48 | 48 | { |
| 49 | - $hash = hash_hmac ($crypto, $text, $keyBytes); |
|
| 49 | + $hash = hash_hmac($crypto, $text, $keyBytes); |
|
| 50 | 50 | return $hash; |
| 51 | 51 | } |
| 52 | 52 | |
@@ -57,7 +57,7 @@ discard block |
||
| 57 | 57 | * |
| 58 | 58 | * @return String a string with raw bytes |
| 59 | 59 | */ |
| 60 | - private static function _hexStr2Bytes($hex){ |
|
| 60 | + private static function _hexStr2Bytes($hex) { |
|
| 61 | 61 | return pack("H*", $hex); |
| 62 | 62 | } |
| 63 | 63 | |
@@ -101,63 +101,63 @@ discard block |
||
| 101 | 101 | $sessionInformationLength = 0; |
| 102 | 102 | $timeStampLength = 0; |
| 103 | 103 | |
| 104 | - if(stripos($ocraSuite, "sha1")!==false) |
|
| 104 | + if (stripos($ocraSuite, "sha1") !== false) |
|
| 105 | 105 | $crypto = "sha1"; |
| 106 | - if(stripos($ocraSuite, "sha256")!==false) |
|
| 106 | + if (stripos($ocraSuite, "sha256") !== false) |
|
| 107 | 107 | $crypto = "sha256"; |
| 108 | - if(stripos($ocraSuite, "sha512")!==false) |
|
| 108 | + if (stripos($ocraSuite, "sha512") !== false) |
|
| 109 | 109 | $crypto = "sha512"; |
| 110 | 110 | |
| 111 | 111 | // How many digits should we return |
| 112 | - $oS = substr($ocraSuite, strpos($ocraSuite, ":")+1, strpos($ocraSuite, ":", strpos($ocraSuite, ":")+1) -strpos($ocraSuite, ":")-1); |
|
| 113 | - $codeDigits = substr($oS, strrpos($oS, "-")+1); |
|
| 112 | + $oS = substr($ocraSuite, strpos($ocraSuite, ":") + 1, strpos($ocraSuite, ":", strpos($ocraSuite, ":") + 1) - strpos($ocraSuite, ":") - 1); |
|
| 113 | + $codeDigits = substr($oS, strrpos($oS, "-") + 1); |
|
| 114 | 114 | |
| 115 | 115 | // The size of the byte array message to be encrypted |
| 116 | 116 | // Counter |
| 117 | - if(stripos($ocraSuite, ":c") !==false) { |
|
| 117 | + if (stripos($ocraSuite, ":c") !== false) { |
|
| 118 | 118 | // Fix the length of the HEX string |
| 119 | - while(strlen($counter) < 16) |
|
| 120 | - $counter = "0" . $counter; |
|
| 121 | - $counterLength=8; |
|
| 119 | + while (strlen($counter) < 16) |
|
| 120 | + $counter = "0".$counter; |
|
| 121 | + $counterLength = 8; |
|
| 122 | 122 | } |
| 123 | 123 | // Question |
| 124 | - if(stripos($ocraSuite, ":q")!==false || |
|
| 125 | - stripos($ocraSuite, "-q")!==false) { |
|
| 126 | - while(strlen($question) < 256) |
|
| 127 | - $question = $question . "0"; |
|
| 128 | - $questionLength=128; |
|
| 124 | + if (stripos($ocraSuite, ":q") !== false || |
|
| 125 | + stripos($ocraSuite, "-q") !== false) { |
|
| 126 | + while (strlen($question) < 256) |
|
| 127 | + $question = $question."0"; |
|
| 128 | + $questionLength = 128; |
|
| 129 | 129 | } |
| 130 | 130 | |
| 131 | 131 | // Password |
| 132 | - if(stripos($ocraSuite, ":p")!==false || |
|
| 133 | - stripos($ocraSuite, "-p") !==false) { |
|
| 134 | - while(strlen($password) < 40) |
|
| 135 | - $password = "0" . $password; |
|
| 136 | - $passwordLength=20; |
|
| 132 | + if (stripos($ocraSuite, ":p") !== false || |
|
| 133 | + stripos($ocraSuite, "-p") !== false) { |
|
| 134 | + while (strlen($password) < 40) |
|
| 135 | + $password = "0".$password; |
|
| 136 | + $passwordLength = 20; |
|
| 137 | 137 | } |
| 138 | 138 | |
| 139 | 139 | // sessionInformation |
| 140 | - if(stripos($ocraSuite, ":s") !==false || |
|
| 141 | - stripos($ocraSuite, "-s", strpos($ocraSuite, ":", strpos($ocraSuite, ":")+1)) !== false) { |
|
| 142 | - while(strlen($sessionInformation) < 128) |
|
| 143 | - $sessionInformation = "0" . $sessionInformation; |
|
| 140 | + if (stripos($ocraSuite, ":s") !== false || |
|
| 141 | + stripos($ocraSuite, "-s", strpos($ocraSuite, ":", strpos($ocraSuite, ":") + 1)) !== false) { |
|
| 142 | + while (strlen($sessionInformation) < 128) |
|
| 143 | + $sessionInformation = "0".$sessionInformation; |
|
| 144 | 144 | |
| 145 | - $sessionInformationLength=64; |
|
| 145 | + $sessionInformationLength = 64; |
|
| 146 | 146 | } |
| 147 | 147 | |
| 148 | 148 | // TimeStamp |
| 149 | - if(stripos($ocraSuite, ":t") !==false || |
|
| 149 | + if (stripos($ocraSuite, ":t") !== false || |
|
| 150 | 150 | stripos($ocraSuite, "-t") !== false) { |
| 151 | - while(strlen($timeStamp) < 16) |
|
| 152 | - $timeStamp = "0" . $timeStamp; |
|
| 153 | - $timeStampLength=8; |
|
| 151 | + while (strlen($timeStamp) < 16) |
|
| 152 | + $timeStamp = "0".$timeStamp; |
|
| 153 | + $timeStampLength = 8; |
|
| 154 | 154 | } |
| 155 | 155 | |
| 156 | 156 | // Put the bytes of "ocraSuite" parameters into the message |
| 157 | 157 | |
| 158 | - $msg = array_fill(0,$ocraSuiteLength+$counterLength+$questionLength+$passwordLength+$sessionInformationLength+$timeStampLength+1, 0); |
|
| 158 | + $msg = array_fill(0, $ocraSuiteLength + $counterLength + $questionLength + $passwordLength + $sessionInformationLength + $timeStampLength + 1, 0); |
|
| 159 | 159 | |
| 160 | - for($i=0;$i<strlen($ocraSuite);$i++) { |
|
| 160 | + for ($i = 0; $i < strlen($ocraSuite); $i++) { |
|
| 161 | 161 | $msg[$i] = $ocraSuite[$i]; |
| 162 | 162 | } |
| 163 | 163 | |
@@ -166,9 +166,9 @@ discard block |
||
| 166 | 166 | |
| 167 | 167 | // Put the bytes of "Counter" to the message |
| 168 | 168 | // Input is HEX encoded |
| 169 | - if($counterLength > 0 ) { |
|
| 169 | + if ($counterLength > 0) { |
|
| 170 | 170 | $bArray = self::_hexStr2Bytes($counter); |
| 171 | - for ($i=0;$i<strlen($bArray);$i++) { |
|
| 171 | + for ($i = 0; $i < strlen($bArray); $i++) { |
|
| 172 | 172 | $msg [$i + $ocraSuiteLength + 1] = $bArray[$i]; |
| 173 | 173 | } |
| 174 | 174 | } |
@@ -176,36 +176,36 @@ discard block |
||
| 176 | 176 | |
| 177 | 177 | // Put the bytes of "question" to the message |
| 178 | 178 | // Input is text encoded |
| 179 | - if($questionLength > 0 ) { |
|
| 179 | + if ($questionLength > 0) { |
|
| 180 | 180 | $bArray = self::_hexStr2Bytes($question); |
| 181 | - for ($i=0;$i<strlen($bArray);$i++) { |
|
| 181 | + for ($i = 0; $i < strlen($bArray); $i++) { |
|
| 182 | 182 | $msg [$i + $ocraSuiteLength + 1 + $counterLength] = $bArray[$i]; |
| 183 | 183 | } |
| 184 | 184 | } |
| 185 | 185 | |
| 186 | 186 | // Put the bytes of "password" to the message |
| 187 | 187 | // Input is HEX encoded |
| 188 | - if($passwordLength > 0){ |
|
| 188 | + if ($passwordLength > 0) { |
|
| 189 | 189 | $bArray = self::_hexStr2Bytes($password); |
| 190 | - for ($i=0;$i<strlen($bArray);$i++) { |
|
| 190 | + for ($i = 0; $i < strlen($bArray); $i++) { |
|
| 191 | 191 | $msg [$i + $ocraSuiteLength + 1 + $counterLength + $questionLength] = $bArray[$i]; |
| 192 | 192 | } |
| 193 | 193 | } |
| 194 | 194 | |
| 195 | 195 | // Put the bytes of "sessionInformation" to the message |
| 196 | 196 | // Input is text encoded |
| 197 | - if($sessionInformationLength > 0 ){ |
|
| 197 | + if ($sessionInformationLength > 0) { |
|
| 198 | 198 | $bArray = self::_hexStr2Bytes($sessionInformation); |
| 199 | - for ($i=0;$i<strlen($bArray);$i++) { |
|
| 199 | + for ($i = 0; $i < strlen($bArray); $i++) { |
|
| 200 | 200 | $msg [$i + $ocraSuiteLength + 1 + $counterLength + $questionLength + $passwordLength] = $bArray[$i]; |
| 201 | 201 | } |
| 202 | 202 | } |
| 203 | 203 | |
| 204 | 204 | // Put the bytes of "time" to the message |
| 205 | 205 | // Input is text value of minutes |
| 206 | - if($timeStampLength > 0){ |
|
| 206 | + if ($timeStampLength > 0) { |
|
| 207 | 207 | $bArray = self::_hexStr2Bytes($timestamp); |
| 208 | - for ($i=0;$i<strlen($bArray);$i++) { |
|
| 208 | + for ($i = 0; $i < strlen($bArray); $i++) { |
|
| 209 | 209 | $msg [$i + $ocraSuiteLength + 1 + $counterLength + $questionLength + $passwordLength + $sessionInformationLength] = $bArray[$i]; |
| 210 | 210 | } |
| 211 | 211 | } |
@@ -227,9 +227,9 @@ discard block |
||
| 227 | 227 | static function _oath_truncate($hash, $length = 6) |
| 228 | 228 | { |
| 229 | 229 | // Convert to dec |
| 230 | - foreach(str_split($hash,2) as $hex) |
|
| 230 | + foreach (str_split($hash, 2) as $hex) |
|
| 231 | 231 | { |
| 232 | - $hmac_result[]=hexdec($hex); |
|
| 232 | + $hmac_result[] = hexdec($hex); |
|
| 233 | 233 | } |
| 234 | 234 | |
| 235 | 235 | // Find offset |
@@ -238,11 +238,11 @@ discard block |
||
| 238 | 238 | // Algorithm from RFC |
| 239 | 239 | return |
| 240 | 240 | ( |
| 241 | - (($hmac_result[$offset+0] & 0x7f) << 24 ) | |
|
| 242 | - (($hmac_result[$offset+1] & 0xff) << 16 ) | |
|
| 243 | - (($hmac_result[$offset+2] & 0xff) << 8 ) | |
|
| 244 | - ($hmac_result[$offset+3] & 0xff) |
|
| 245 | - ) % pow(10,$length); |
|
| 241 | + (($hmac_result[$offset + 0] & 0x7f) << 24) | |
|
| 242 | + (($hmac_result[$offset + 1] & 0xff) << 16) | |
|
| 243 | + (($hmac_result[$offset + 2] & 0xff) << 8) | |
|
| 244 | + ($hmac_result[$offset + 3] & 0xff) |
|
| 245 | + ) % pow(10, $length); |
|
| 246 | 246 | } |
| 247 | 247 | |
| 248 | 248 | } |