/**
* Encrypts the data
* @param string $data file name
* @return string
* @throws \InvalidArgumentException
* @see hash_hmac_file()
*/
public function encrypt($data)
{
if (!is_string($data)) {
throw new \InvalidArgumentException('data');
}
return hash_hmac_file($this->getAlgorithm(), $data, $this->getKey(), $this->getRawOutput());
}
public static function fromFile($filename, $key = null, $algorithm = 'sha256')
{
if ($key === null) {
return md5_file($filename);
} else {
return hash_hmac_file($algorithm, $filename, $key);
}
}
public function testHashStream()
{
$h = new HashHMAC(new Hash('md5'), self::KEY, 64);
$expect = hash_hmac_file('md5', __FILE__, self::KEY);
$f = fopen(__FILE__, 'r');
$actual = $h->updateStream($f)->sum();
$this->assertEquals($expect, $actual);
}
function DeleteUpload($path, $userid)
{
if (!file_exists($path . '.hash')) {
return;
}
$hash = file_get_contents($path . '.hash');
if ($hash === hash_hmac_file('sha256', $path, $userid . SALT)) {
@unlink($path);
@unlink($path . '.hash');
}
}
public static function video_tag($source, array $attributes = NULL)
{
if (strpos('//', $source) === FALSE && isset($source[0]) && $source[0] !== '/') {
$version = '';
$format = 'mp4';
if (preg_match('#^(?<source>.+)\\.(?<format>\\w+)$#', $source, $matches)) {
$source = $matches['source'];
$format = $matches['format'];
}
if (Kohana::$config->load('assets.versionizable') === TRUE) {
$file_name = Assets::get_file($source, $format);
if ($file_name && is_file($file_name)) {
$version = '-' . hash_hmac_file('md5', $file_name, Kohana::$config->load('assets.versionizable.hmac_password'));
}
}
$source = '/assets/' . $source . $version . '.' . $format;
$mime = File::mime_by_ext($format);
} else {
$mime = File::mime($source);
}
return '<video' . HTML::attributes($attributes) . '><source src="' . $source . '" type="' . $mime . '" /><a href="' . $source . '">' . $source . '</a></video>';
}
/**
* newFile
*
* handle uploading of new file, file goes to files/[userid]/[hash of filecontent+filename]
*
* @param id_cnt int content id with which the file is linked
* @param id_usr int user id for the user whose pic to modify
* @param uploadedFile array has info of file, if left empty will use $_FILES
* @return success boolean was the procedure succesful?
*/
public function newFile($id_cnt, $id_usr, $uploadedFile = "")
{
if ($uploadedFile == "") {
$uploadedFile = $_FILES['content_file_upload'];
}
$hash = hash_hmac_file('sha1', $uploadedFile['tmp_name'], $id_cnt . $uploadedFile['name']);
$dir = "files/" . $id_usr . "/";
if (!file_exists($dir)) {
mkdir($dir, 0777, true);
}
if (!file_exists($dir) || file_exists($dir . $hash)) {
return false;
}
move_uploaded_file($uploadedFile['tmp_name'], $dir . $hash);
$file = $this->createRow();
$file->id_cnt_fil = $id_cnt;
$file->id_usr_fil = $id_usr;
$file->filetype_fil = $uploadedFile['type'];
$file->filename_fil = $uploadedFile['name'];
$file->hash_fil = $hash;
$file->created_fil = new Zend_Db_Expr('NOW()');
$file->modified_fil = new Zend_Db_Expr('NOW()');
$file->save();
}
public function upload_gambar_hash($file, $folder, $type, $filesave, $key)
{
$today = date("Y-m-d_H:i:s");
$folder_resize = $folder;
if (!file_exists($folder)) {
mkdir($folder, 0777);
}
if ($type == 1) {
$allowed = array('image/pjpeg', 'image/jpeg', 'image/jpeg', 'image/JPG', 'image/X-PNG', 'image/PNG', 'image/png', 'image/x-png');
} else {
if ($type == 2) {
$allowed = array('application/msword', 'application/pdf', 'application/vnd.ms-excel', 'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet');
}
}
$c = $_FILES[$file]['type'];
//echo("Masuk $c");
$filename = $_FILES[$file]['name'];
$name = explode('.', $filename);
//echo in_array($_FILES[$file]['type'], $allowed);
if (in_array($_FILES[$file]['type'], $allowed)) {
echo "..";
//Where the file must be uploaded to
if ($folder) {
$folder .= '/';
}
//Add a '/' at the end of the folder
$uploadfile = $folder . $today . "-" . $filename;
$result = "{$uploadfile} ..";
//Move the file from the stored location to the new location
if (move_uploaded_file($_FILES[$file]['tmp_name'], $uploadfile)) {
chmod("{$uploadfile}", 0777);
$file1 = $_FILES[$file]['name'];
//echo "masukkk 12313";
$sha512 = $uploadfile . "-sha512";
//echo "$sha512";
$handle = fopen($sha512, 'w') or die('Cannot open file: ' . $my_file);
$data = hash_hmac_file('sha512', $uploadfile, $key);
fwrite($handle, $data);
/* if ($type != 2)
resize("$file1", 300, 300, $folder_resize, "");
*/
$result .= "harusnya masuk {$uploadfile} ....";
} else {
if (!$_FILES[$file_id]['size']) {
//Check if the file is made
unlink($uploadfile);
//Delete the Empty file
$file_name = '';
$result .= "Empty file found - please use a valid file.";
//Show the error message
} else {
chmod($uploadfile, 0777);
//Make it universally writable.
}
}
}
return array('result' => $result, "hash" => $data, "filename" => $today . "-" . $filename);
}
<?php
/* Prototype : string hash_hmac_file ( string algo, string filename, string key [, bool raw_output] )
* Description: Generate a keyed hash value using the HMAC method and the contents of a given file
* Source code: ext/hash/hash.c
* Alias to functions:
*/
echo "*** Testing hash() : error conditions ***\n";
$file = dirname(__FILE__) . "hash_file.txt";
$key = 'secret';
echo "\n-- Testing hash_hmac_file() function with less than expected no. of arguments --\n";
var_dump(hash_hmac_file());
var_dump(hash_hmac_file('crc32'));
var_dump(hash_hmac_file('crc32', $file));
echo "\n-- Testing hash_hmac_file() function with more than expected no. of arguments --\n";
$extra_arg = 10;
hash_hmac_file('crc32', $file, $key, TRUE, $extra_arg);
echo "\n-- Testing hash_hmac_file() function with invalid hash algorithm --\n";
hash_hmac_file('foo', $file, $key, TRUE);
?>
===Done===
function HandlePicture($field, $type, &$usepic)
{
global $userid;
if ($type == 0) {
$extensions = array(".png", ".jpg", ".jpeg", ".gif");
$maxDim = 200;
$maxSize = 600 * 1024;
$errorname = __('avatar');
} else {
if ($type == 1) {
$extensions = array(".png", ".gif");
$maxDim = 16;
$maxSize = 100 * 1024;
$errorname = __('minipic');
}
}
$fileName = $_FILES[$field]['name'];
$fileSize = $_FILES[$field]['size'];
$tempFile = $_FILES[$field]['tmp_name'];
list($width, $height, $fileType) = getimagesize($tempFile);
if ($type == 0 && ($width > 300 || $height > 300)) {
return __("That avatar is definitely too big. The avatar field is meant for an avatar, not a wallpaper.");
}
$extension = strtolower(strrchr($fileName, "."));
if (!in_array($extension, $extensions)) {
return format(__("Invalid extension used for {0}. Allowed: {1}"), $errorname, join($extensions, ", "));
}
if ($fileSize > $maxSize && !$allowOversize) {
return format(__("File size for {0} is too high. The limit is {1} bytes, the uploaded image is {2} bytes."), $errorname, $maxSize, $fileSize) . "</li>";
}
$ext = '.blarg';
switch ($fileType) {
case 1:
$sourceImage = imagecreatefromgif($tempFile);
$ext = '.gif';
break;
case 2:
$sourceImage = imagecreatefromjpeg($tempFile);
$ext = '.jpg';
break;
case 3:
$sourceImage = imagecreatefrompng($tempFile);
$ext = '.png';
break;
}
$randomcrap = '_' . time();
$targetFile = false;
$oversize = $width > $maxDim || $height > $maxDim;
if ($type == 0) {
$targetFile = 'avatars/' . $userid . $randomcrap . $ext;
if (!$oversize) {
//Just copy it over.
copy($tempFile, DATA_DIR . $targetFile);
} else {
//Resample that mother!
$ratio = $width / $height;
if ($ratio > 1) {
$targetImage = imagecreatetruecolor($maxDim, floor($maxDim / $ratio));
imagecopyresampled($targetImage, $sourceImage, 0, 0, 0, 0, $maxDim, $maxDim / $ratio, $width, $height);
} else {
$targetImage = imagecreatetruecolor(floor($maxDim * $ratio), $maxDim);
imagecopyresampled($targetImage, $sourceImage, 0, 0, 0, 0, $maxDim * $ratio, $maxDim, $width, $height);
}
imagepng($targetImage, DATA_DIR . $targetFile);
imagedestroy($targetImage);
}
} elseif ($type == 1) {
$targetFile = 'minipics/' . $userid . $randomcrap . $ext;
if ($oversize) {
//Don't allow minipics over $maxDim for anypony.
return format(__("Dimensions of {0} must be at most {1} by {1} pixels."), $errorname, $maxDim);
} else {
copy($tempFile, DATA_DIR . $targetFile);
}
}
// file created to verify that the avatar was created here
file_put_contents(DATA_DIR . $targetFile . '.internal', hash_hmac_file('sha256', DATA_DIR . $targetFile, $userid . SALT));
$usepic = '$root/' . $targetFile;
return true;
}
<?php
require 'lib/common.php';
if (!$loguser['root']) {
die('no');
}
$needfix = Query("SELECT id,picture,minipic FROM {users} WHERE picture='#INTERNAL#' OR minipic='#INTERNAL#'");
while ($user = Fetch($needfix)) {
if ($user['picture'] == '#INTERNAL#') {
$filename = 'avatars/' . $user['id'];
Query("UPDATE {users} SET picture={0} WHERE id={1}", '$root/' . $filename, $user['id']);
file_put_contents(DATA_DIR . $filename . '.internal', hash_hmac_file('sha256', DATA_DIR . $filename, $user['id'] . SALT));
}
if ($user['minipic'] == '#INTERNAL#') {
$filename = 'minipics/' . $user['id'];
Query("UPDATE {users} SET minipic={0} WHERE id={1}", '$root/' . $filename, $user['id']);
file_put_contents(DATA_DIR . $filename . '.internal', hash_hmac_file('sha256', DATA_DIR . $filename, $user['id'] . SALT));
}
}
?>
fixed
/**
* @test
* @dataProvider fileDigestProvider
*/
public function getFileHmac($path, $valid)
{
$file = new FileInfoExtra($path);
$key = "fileinfoextra_secret";
$invalid_key = "invalid_secret";
if ($valid) {
$this->assertEquals(hash_hmac_file('md5', $path, $key), $file->getFileHmac('md5', $key));
$this->assertNotEquals(hash_hmac_file('md5', $path, $invalid_key), $file->getFileHmac('md5', $key));
$this->assertEquals(hash_hmac_file('sha1', $path, $key), $file->getFileHmac(HashAlgorithm::SHA1, $key));
$this->assertEquals(hash_hmac_file('haval160,4', $path, $key), $file->getFileHmac(HashAlgorithm::HAVAL160_4, $key));
$this->assertNotEquals(hash_hmac_file("sha1", $path, $key, true), $file->getFileHmac(HashAlgorithm::SHA1, $key));
$this->assertEquals(hash_hmac_file("sha1", $path, $key, true), $file->getFileHmac(HashAlgorithm::SHA1, $key, true));
} else {
$this->assertFalse($file->getFileHmac('md5', $key));
$this->assertFalse($file->getFileHmac(HashAlgorithm::SHA1, $key));
}
}
/**
* @param string $algo
* @param string $key
* @param bool $raw_output
* @return string|bool
*/
public function getFileHmac($algo, $key, $raw_output = false)
{
if (!$this->exists()) {
return false;
}
if ($this->isDir()) {
return false;
}
return hash_hmac_file($algo, $this->getPathname(), $key, $raw_output);
}
/**
* static funtion
* FL_Hash_HMAC_file
*
* @params (strring) hashMethod
* @params (string) FileName
* @params (string) key
* @params (boolean) binaer
* return hex or digit (binär)
*/
public static function FL_Hash_HMAC_file($hashMethod, $FileName, $key, $binaer = false)
{
// data obligatory
if (!$data) {
return false;
}
// key obligatory
if (!$key) {
return false;
}
// hash method must in lower chars
$hashMethod = (string) strtolower($hashMethod);
// check if hash method in array
// alternate throw Exception
if (!in_array($hashMethod, self::$hashAlgo)) {
return false;
}
// if file exists
if (file_exists($FileName)) {
// Returns a string containing the calculated message digest as lowercase hexits
// unless raw_output is set to true in which case the raw binary representation
// of the message digest is returned.
return hash_hmac_file($hashMethod, $FileName, $key, $binaer);
}
return false;
}
/**
* {@inheritdoc}
*/
public function createFileHash($filePath)
{
return hash_hmac_file($this->algorithm, $filePath, $this->key);
}
protected function execute_pandoc_remote($input, $from, $to)
{
$transaction_id = base64_encode($this->security->get_random_bytes(32));
$url = $this->db_config->get('file_conversion', 'remote_server_url');
$token = $this->db_config->get('file_conversion', 'remote_server_token');
$hmac_key = base64_decode($this->db_config->get('file_conversion', 'hmac_key'));
$digest = hash_hmac_file('sha256', $input, $hmac_key);
$finfo = new finfo(FILEINFO_MIME);
$cfile = new CURLFile($input, $finfo->file($input), 'to_convert');
$post_data = array('to_convert' => $cfile, 'type' => $from, 'covert_to' => $to, 'digest' => $digest, 'token' => $token, 'transaction_id' => $transaction_id);
//Request the file
$curl = curl_init();
curl_setopt($curl, CURLOPT_POST, true);
curl_setopt($curl, CURLOPT_POSTFIELDS, $post_data);
curl_setopt($curl, CURLOPT_URL, $url . 'execute_conversion');
curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);
$file_data = curl_exec($curl);
$httpcode = curl_getinfo($curl, CURLINFO_HTTP_CODE);
curl_close($curl);
$output = APPPATH . 'tmp/' . uniqid() . $this->extension_array[$to];
if ($httpcode === 200) {
$fp = fopen($output, 'w');
fwrite($fp, $file_data);
fclose($fp);
} else {
return false;
}
unlink($input);
if (!file_exists($output)) {
return false;
}
//Request HMAC for message authentication
$post_data = array('token' => $token, 'transaction_id' => $transaction_id);
$curl = curl_init();
curl_setopt($curl, CURLOPT_POST, true);
curl_setopt($curl, CURLOPT_POSTFIELDS, $post_data);
curl_setopt($curl, CURLOPT_URL, $url . 'get_digest');
curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);
$response_digest = curl_exec($curl);
curl_close($curl);
$digest = hash_hmac_file('sha256', $output, $hmac_key);
return $response_digest === $digest ? $output : false;
}
/**
* Generate a keyed hash value using the HMAC
* method and the contents of a given file.
* (PHP 5 >= 5.1.2, PECL hash >= 1.1)
*
* @param string
* @param string
* @param string
* @param bool
* @return string
*/
public function hmacFile($algorithm, $filename, $key, $raw_output = false)
{
return hash_hmac_file($algorithm, $filename, $key, $raw_output);
}
function test_hash_file()
{
var_dump(hash_file('md5', __DIR__ . '/test_file.txt'));
var_dump(hash_hmac_file("md5", __DIR__ . '/test_file.txt', "secret"));
}
/**
* From a file, computes a keyed hash string using a specified hashing algorithm combined with the HMAC method and
* returns it.
*
* @param string $dataFp The path to the source file.
* @param enum $hashType The hashing algorithm to be used (see [Summary](#summary)).
* @param string $key The shared secret key.
* @param bool $asBinary **OPTIONAL. Default is** `false`. Tells whether the hash should be returned as a raw
* binary data.
*
* @return CUStringObject The computed hash.
*/
public static function computeHmacFromFile($dataFp, $hashType, $key, $asBinary = false)
{
assert('is_cstring($dataFp) && is_enum($hashType) && is_cstring($key) && is_bool($asBinary)', vs(isset($this), get_defined_vars()));
$dataFp = CFilePath::frameworkPath($dataFp);
$strHashType = self::hashTypeToString($hashType);
return hash_hmac_file($strHashType, $dataFp, $key, $asBinary);
}
function registerRelease()
{
global $config, $link, $prefix;
// check request validity
if (ParseINI::parseValue('oc_enable_update', $config) != 1) {
throw new Exception('Update disabled on this server.');
}
// mandatory parameters
if (!isset($_REQUEST['file'])) {
throw new Exception('Missing mandatory parameter "file"');
}
if (!isset($_REQUEST['hash'])) {
throw new Exception('Missing mandatory parameter "hash"');
}
if (!isset($_REQUEST['new_version'])) {
throw new Exception('Missing mandatory parameter "new_version"');
}
if (!isset($_REQUEST['platform'])) {
throw new Exception('Missing mandatory parameter "platform"');
}
if (!isset($_REQUEST['hash'])) {
throw new Exception('Missing mandatory parameter "hash"');
}
// authorization
$absolutefile = ParseINI::parseValue('oc_update_path', $config) . $_REQUEST['file'];
if (!file_exists($absolutefile)) {
throw new Exception('Specified file "' . $absolutefile . '" not found.');
}
$filehash = hash_hmac_file('sha256', $absolutefile, ParseINI::parseValue('oc_update_secret', $config));
if ($filehash != $_REQUEST['hash']) {
throw new Exception('Authorization failure: Hash incorrect.');
}
// checks done, now update DB
$old_version = array();
if (isset($_REQUEST['old_version']) && !empty($_REQUEST['old_version'])) {
$old_version = explode(',', mysql_real_escape_string($_REQUEST['old_version'], $link));
}
$delete_old_files = false;
if (isset($_REQUEST['delete_old_files']) && $_REQUEST['delete_old_files'] == 'yes') {
$delete_old_files = true;
}
$new_version = mysql_real_escape_string($_REQUEST['new_version'], $link);
$platform = mysql_real_escape_string($_REQUEST['platform'], $link);
$file = mysql_real_escape_string($_REQUEST['file'], $link);
if (!empty($old_version)) {
if ($delete_old_files) {
$result = mysql_query('SELECT `file` FROM `' . $prefix . 'update` WHERE `new_version` != \'' . $new_version . '\' AND `old_version` != \'\' AND `platform` = \'' . $platform . '\'');
while (($row = mysql_fetch_assoc($result)) != false) {
unlink(ParseINI::parseValue('oc_update_path', $config) . $row['file']);
}
}
mysql_query('DELETE FROM `' . $prefix . 'update` WHERE `new_version` != \'' . $new_version . '\' AND `old_version` != \'\' AND `platform` = \'' . $platform . '\'');
foreach ($old_version as $version) {
mysql_query('INSERT INTO `' . $prefix . 'update` (`old_version`, `new_version`, `platform`, `file`) VALUES (\'' . $version . '\', \'' . $new_version . '\', \'' . $platform . '\', \'' . $file . '\')');
}
} else {
if ($delete_old_files) {
$row = mysql_fetch_assoc(mysql_query('SELECT `file` FROM `' . $prefix . 'update` WHERE `old_version` = \'\' AND `platform` = \'' . $platform . '\''));
unlink(ParseINI::parseValue('oc_update_path', $config) . $row['file']);
}
mysql_query('DELETE FROM `' . $prefix . 'update` WHERE `old_version` = \'\' AND `platform` = \'' . $platform . '\'');
mysql_query('INSERT INTO `' . $prefix . 'update` (`old_version`, `new_version`, `platform`, `file`) VALUES (\'\', \'' . $new_version . '\', \'' . $platform . '\', \'' . $file . '\')');
}
}
<?php
/* Prototype : string hash_hmac_file ( string algo, string filename, string key [, bool raw_output] )
* Description: Generate a keyed hash value using the HMAC method and the contents of a given file
* Source code: ext/hash/hash.c
* Alias to functions:
*/
echo "*** Testing hash() : error conditions ***\n";
$file = dirname(__FILE__) . "hash_file.txt";
$key = 'secret';
echo "\n-- Testing hash_hmac_file() function with less than expected no. of arguments --\n";
var_dump(hash_hmac_file());
var_dump(hash_hmac_file('crc32'));
var_dump(hash_hmac_file('crc32', $file));
echo "\n-- Testing hash_hmac_file() function with more than expected no. of arguments --\n";
$extra_arg = 10;
hash_hmac_file('crc32', $file, $key, TRUE, $extra_arg);
echo "\n-- Testing hash_hmac_file() function with invalid hash algorithm --\n";
hash_hmac_file('foo', $file, $key, TRUE);
echo "\n-- Testing hash_hmac_file() function with bad path --\n";
hash_hmac_file('crc32', $file . chr(0) . $file, $key, TRUE);
?>
===Done===
function upload_handler()
{
if ('POST' !== strtoupper($_SERVER['REQUEST_METHOD'])) {
return new Jetpack_Error(405, get_status_header_desc(405), 405);
}
$user = wp_authenticate('', '');
if (!$user || is_wp_error($user)) {
return new Jetpack_Error(403, get_status_header_desc(403), 403);
}
wp_set_current_user($user->ID);
if (!current_user_can('upload_files')) {
return new Jetpack_Error('cannot_upload_files', 'User does not have permission to upload files', 403);
}
if (empty($_FILES)) {
return new Jetpack_Error('no_files_uploaded', 'No files were uploaded: nothing to process', 400);
}
foreach (array_keys($_FILES) as $files_key) {
if (!isset($_POST["_jetpack_file_hmac_{$files_key}"])) {
return new Jetpack_Error('missing_hmac', 'An HMAC for one or more files is missing', 400);
}
}
$media_keys = array_keys($_FILES['media']);
$token = Jetpack_Data::get_access_token(get_current_user_id());
if (!$token || is_wp_error($token)) {
return new Jetpack_Error('unknown_token', 'Unknown Jetpack token', 403);
}
$uploaded_files = array();
$global_post = isset($GLOBALS['post']) ? $GLOBALS['post'] : null;
unset($GLOBALS['post']);
foreach ($_FILES['media']['name'] as $index => $name) {
$file = array();
foreach ($media_keys as $media_key) {
$file[$media_key] = $_FILES['media'][$media_key][$index];
}
list($hmac_provided, $salt) = explode(':', $_POST['_jetpack_file_hmac_media'][$index]);
$hmac_file = hash_hmac_file('sha1', $file['tmp_name'], $salt . $token->secret);
if ($hmac_provided !== $hmac_file) {
$uploaded_files[$index] = (object) array('error' => 'invalid_hmac', 'error_description' => 'The corresponding HMAC for this file does not match');
continue;
}
$_FILES['.jetpack.upload.'] = $file;
$post_id = isset($_POST['post_id'][$index]) ? absint($_POST['post_id'][$index]) : 0;
if (!current_user_can('edit_post', $post_id)) {
$post_id = 0;
}
$attachment_id = media_handle_upload('.jetpack.upload.', $post_id, array(), array('action' => 'jetpack_upload_file'));
if (!$attachment_id) {
$uploaded_files[$index] = (object) array('error' => 'unknown', 'error_description' => 'An unknown problem occurred processing the upload on the Jetpack site');
} elseif (is_wp_error($attachment_id)) {
$uploaded_files[$index] = (object) array('error' => 'attachment_' . $attachment_id->get_error_code(), 'error_description' => $attachment_id->get_error_message());
} else {
$attachment = get_post($attachment_id);
$uploaded_files[$index] = (object) array('id' => (string) $attachment_id, 'file' => $attachment->post_title, 'url' => wp_get_attachment_url($attachment_id), 'type' => $attachment->post_mime_type, 'meta' => wp_get_attachment_metadata($attachment_id));
}
}
if (!is_null($global_post)) {
$GLOBALS['post'] = $global_post;
}
return $uploaded_files;
}
<?php
hash_file("something");
hash_file("salsa10");
hash_file("salsa20");
hash_file('salsa10');
hash_file('salsa20');
hash_hmac_file("salsa10");
hash_hmac("salsa20");
hash_init("salsa20");
hash("salsa10");
hash("salsa10", "2nd param", 3, false);
hash("1st param", "salsa10");
hash_hmac;