From e9ab4ba39d1113473081e1d442011486339524cc Mon Sep 17 00:00:00 2001 From: ryan Date: Wed, 22 Apr 2009 18:04:49 +0000 Subject: [PATCH] Update pclzip to 2.8 and apply x64 patch. Props demetris. fixes #9615 git-svn-id: http://svn.automattic.com/wordpress/trunk@11056 1a063a9b-81f0-0310-95a4-ce76da25c4cd --- wp-admin/includes/class-pclzip.php | 485 ++++++++++++++++------------- 1 file changed, 277 insertions(+), 208 deletions(-) diff --git a/wp-admin/includes/class-pclzip.php b/wp-admin/includes/class-pclzip.php index a763b5712..082442dd5 100644 --- a/wp-admin/includes/class-pclzip.php +++ b/wp-admin/includes/class-pclzip.php @@ -1,6 +1,6 @@ 'optional', PCLZIP_OPT_NO_COMPRESSION => 'optional', PCLZIP_OPT_COMMENT => 'optional', - PCLZIP_OPT_ADD_TEMP_FILE_THRESHOLD => 'optional', - PCLZIP_OPT_ADD_TEMP_FILE_ON => 'optional', - PCLZIP_OPT_ADD_TEMP_FILE_OFF => 'optional' + PCLZIP_OPT_TEMP_FILE_THRESHOLD => 'optional', + PCLZIP_OPT_TEMP_FILE_ON => 'optional', + PCLZIP_OPT_TEMP_FILE_OFF => 'optional' //, PCLZIP_OPT_CRYPT => 'optional' )); if ($v_result != 1) { @@ -328,9 +343,7 @@ } // ----- Look for default option values - if (!isset($v_options[PCLZIP_OPT_ADD_TEMP_FILE_THRESHOLD])) { - $this->privOptionDefaultThreshold($v_options); - } + $this->privOptionDefaultThreshold($v_options); // ----- Init $v_string_list = array(); @@ -493,9 +506,9 @@ PCLZIP_OPT_COMMENT => 'optional', PCLZIP_OPT_ADD_COMMENT => 'optional', PCLZIP_OPT_PREPEND_COMMENT => 'optional', - PCLZIP_OPT_ADD_TEMP_FILE_THRESHOLD => 'optional', - PCLZIP_OPT_ADD_TEMP_FILE_ON => 'optional', - PCLZIP_OPT_ADD_TEMP_FILE_OFF => 'optional' + PCLZIP_OPT_TEMP_FILE_THRESHOLD => 'optional', + PCLZIP_OPT_TEMP_FILE_ON => 'optional', + PCLZIP_OPT_TEMP_FILE_OFF => 'optional' //, PCLZIP_OPT_CRYPT => 'optional' )); if ($v_result != 1) { @@ -529,9 +542,7 @@ } // ----- Look for default option values - if (!isset($v_options[PCLZIP_OPT_ADD_TEMP_FILE_THRESHOLD])) { - $this->privOptionDefaultThreshold($v_options); - } + $this->privOptionDefaultThreshold($v_options); // ----- Init $v_string_list = array(); @@ -770,7 +781,10 @@ PCLZIP_OPT_EXTRACT_IN_OUTPUT => 'optional', PCLZIP_OPT_REPLACE_NEWER => 'optional' ,PCLZIP_OPT_STOP_ON_ERROR => 'optional' - ,PCLZIP_OPT_EXTRACT_DIR_RESTRICTION => 'optional' + ,PCLZIP_OPT_EXTRACT_DIR_RESTRICTION => 'optional', + PCLZIP_OPT_TEMP_FILE_THRESHOLD => 'optional', + PCLZIP_OPT_TEMP_FILE_ON => 'optional', + PCLZIP_OPT_TEMP_FILE_OFF => 'optional' )); if ($v_result != 1) { //--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, 0); @@ -820,6 +834,9 @@ } } + // ----- Look for default option values + $this->privOptionDefaultThreshold($v_options); + // ----- Trace //--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "path='$v_path', remove_path='$v_remove_path', remove_all_path='".($v_remove_path?'true':'false')."'"); @@ -930,7 +947,10 @@ PCLZIP_OPT_SET_CHMOD => 'optional', PCLZIP_OPT_REPLACE_NEWER => 'optional' ,PCLZIP_OPT_STOP_ON_ERROR => 'optional' - ,PCLZIP_OPT_EXTRACT_DIR_RESTRICTION => 'optional' + ,PCLZIP_OPT_EXTRACT_DIR_RESTRICTION => 'optional', + PCLZIP_OPT_TEMP_FILE_THRESHOLD => 'optional', + PCLZIP_OPT_TEMP_FILE_ON => 'optional', + PCLZIP_OPT_TEMP_FILE_OFF => 'optional' )); if ($v_result != 1) { //--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, 0); @@ -1003,6 +1023,9 @@ } $v_options[PCLZIP_OPT_BY_INDEX] = $v_options_trick[PCLZIP_OPT_BY_INDEX]; + // ----- Look for default option values + $this->privOptionDefaultThreshold($v_options); + // ----- Call the extracting fct if (($v_result = $this->privExtractByRule($p_list, $v_path, $v_remove_path, $v_remove_all_path, $v_options)) < 1) { //--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, 0, PclZip::errorInfo()); @@ -1522,7 +1545,7 @@ $i++; break; - case PCLZIP_OPT_ADD_TEMP_FILE_THRESHOLD : + case PCLZIP_OPT_TEMP_FILE_THRESHOLD : // ----- Check the number of parameters if (($i+1) >= $p_size) { PclZip::privErrorLog(PCLZIP_ERR_MISSING_OPTION_VALUE, "Missing parameter value for option '".PclZipUtilOptionText($p_options_list[$i])."'"); @@ -1531,8 +1554,8 @@ } // ----- Check for incompatible options - if (isset($v_result_list[PCLZIP_OPT_ADD_TEMP_FILE_OFF])) { - PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER, "Option '".PclZipUtilOptionText($p_options_list[$i])."' can not be used with option 'PCLZIP_OPT_ADD_TEMP_FILE_OFF'"); + if (isset($v_result_list[PCLZIP_OPT_TEMP_FILE_OFF])) { + PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER, "Option '".PclZipUtilOptionText($p_options_list[$i])."' can not be used with option 'PCLZIP_OPT_TEMP_FILE_OFF'"); //--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, PclZip::errorCode(), PclZip::errorInfo()); return PclZip::errorCode(); } @@ -1551,10 +1574,10 @@ $i++; break; - case PCLZIP_OPT_ADD_TEMP_FILE_ON : + case PCLZIP_OPT_TEMP_FILE_ON : // ----- Check for incompatible options - if (isset($v_result_list[PCLZIP_OPT_ADD_TEMP_FILE_OFF])) { - PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER, "Option '".PclZipUtilOptionText($p_options_list[$i])."' can not be used with option 'PCLZIP_OPT_ADD_TEMP_FILE_OFF'"); + if (isset($v_result_list[PCLZIP_OPT_TEMP_FILE_OFF])) { + PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER, "Option '".PclZipUtilOptionText($p_options_list[$i])."' can not be used with option 'PCLZIP_OPT_TEMP_FILE_OFF'"); //--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, PclZip::errorCode(), PclZip::errorInfo()); return PclZip::errorCode(); } @@ -1563,16 +1586,16 @@ //--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "".PclZipUtilOptionText($p_options_list[$i])." = '".$v_result_list[$p_options_list[$i]]."'"); break; - case PCLZIP_OPT_ADD_TEMP_FILE_OFF : + case PCLZIP_OPT_TEMP_FILE_OFF : // ----- Check for incompatible options - if (isset($v_result_list[PCLZIP_OPT_ADD_TEMP_FILE_ON])) { - PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER, "Option '".PclZipUtilOptionText($p_options_list[$i])."' can not be used with option 'PCLZIP_OPT_ADD_TEMP_FILE_ON'"); + if (isset($v_result_list[PCLZIP_OPT_TEMP_FILE_ON])) { + PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER, "Option '".PclZipUtilOptionText($p_options_list[$i])."' can not be used with option 'PCLZIP_OPT_TEMP_FILE_ON'"); //--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, PclZip::errorCode(), PclZip::errorInfo()); return PclZip::errorCode(); } // ----- Check for incompatible options - if (isset($v_result_list[PCLZIP_OPT_ADD_TEMP_FILE_THRESHOLD])) { - PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER, "Option '".PclZipUtilOptionText($p_options_list[$i])."' can not be used with option 'PCLZIP_OPT_ADD_TEMP_FILE_THRESHOLD'"); + if (isset($v_result_list[PCLZIP_OPT_TEMP_FILE_THRESHOLD])) { + PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER, "Option '".PclZipUtilOptionText($p_options_list[$i])."' can not be used with option 'PCLZIP_OPT_TEMP_FILE_THRESHOLD'"); //--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, PclZip::errorCode(), PclZip::errorInfo()); return PclZip::errorCode(); } @@ -1907,7 +1930,7 @@ } // ----- Look for default values - if (!isset($v_result_list[PCLZIP_OPT_ADD_TEMP_FILE_THRESHOLD])) { + if (!isset($v_result_list[PCLZIP_OPT_TEMP_FILE_THRESHOLD])) { //--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3,"Calculate auto threshold"); } @@ -1929,6 +1952,12 @@ //--(MAGIC-PclTrace)--//PclTraceFctStart(__FILE__, __LINE__, "PclZip::privOptionDefaultThreshold", ""); $v_result=1; + if (isset($p_options[PCLZIP_OPT_TEMP_FILE_THRESHOLD]) + || isset($p_options[PCLZIP_OPT_TEMP_FILE_OFF])) { + //--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result); + return $v_result; + } + //--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3,"Create an auto-threshold for use of temporay files"); // ----- Get 'memory_limit' configuration value $v_memory_limit = ini_get('memory_limit'); @@ -1944,14 +1973,15 @@ if($last == 'k') $v_memory_limit = $v_memory_limit*1024; - $p_options[PCLZIP_OPT_ADD_TEMP_FILE_THRESHOLD] = floor($v_memory_limit/2); + $p_options[PCLZIP_OPT_TEMP_FILE_THRESHOLD] = floor($v_memory_limit*PCLZIP_TEMPORARY_FILE_RATIO); - //--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3,"Threshold value is : ".$p_options[PCLZIP_OPT_ADD_TEMP_FILE_THRESHOLD]." bytes"); + //--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3,"Current memory usage : ".memory_get_usage(TRUE)." bytes"); + //--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3,"Threshold value is : ".$p_options[PCLZIP_OPT_TEMP_FILE_THRESHOLD]." bytes"); // ----- Sanity check : No threshold if value lower than 1M - if ($p_options[PCLZIP_OPT_ADD_TEMP_FILE_THRESHOLD] < 1048576) { - //--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3,"Unset the threshold (value ".$p_options[PCLZIP_OPT_ADD_TEMP_FILE_THRESHOLD].") because under 1Mo sanity check)"); - unset($p_options[PCLZIP_OPT_ADD_TEMP_FILE_THRESHOLD]); + if ($p_options[PCLZIP_OPT_TEMP_FILE_THRESHOLD] < 1048576) { + //--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3,"Unset the threshold (value ".$p_options[PCLZIP_OPT_TEMP_FILE_THRESHOLD].") because under 1Mo sanity check)"); + unset($p_options[PCLZIP_OPT_TEMP_FILE_THRESHOLD]); } // ----- Return @@ -2774,10 +2804,12 @@ // ----- Look for filetime if (isset($p_filedescr['mtime'])) { + //--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3,"Overload mtime value with :'".$p_filedescr['mtime']."'"); $p_header['mtime'] = $p_filedescr['mtime']; } else if ($p_filedescr['type'] == 'virtual_file') { $p_header['mtime'] = time(); + //--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "Virtual file : use current time '".$p_header['mtime']."' for mtime value."); } else { $p_header['mtime'] = filemtime($p_filename); @@ -2835,20 +2867,22 @@ // ----- Look for a file if ($p_filedescr['type'] == 'file') { // ----- Look for using temporary file to zip - if ( (!isset($p_options[PCLZIP_OPT_ADD_TEMP_FILE_OFF])) - && (isset($p_options[PCLZIP_OPT_ADD_TEMP_FILE_ON]) - || (isset($p_options[PCLZIP_OPT_ADD_TEMP_FILE_THRESHOLD]) - && ($p_options[PCLZIP_OPT_ADD_TEMP_FILE_THRESHOLD] <= $p_header['size'])) ) ) { + if ( (!isset($p_options[PCLZIP_OPT_TEMP_FILE_OFF])) + && (isset($p_options[PCLZIP_OPT_TEMP_FILE_ON]) + || (isset($p_options[PCLZIP_OPT_TEMP_FILE_THRESHOLD]) + && ($p_options[PCLZIP_OPT_TEMP_FILE_THRESHOLD] <= $p_header['size'])) ) ) { $v_result = $this->privAddFileUsingTempFile($p_filedescr, $p_header, $p_options); - if ($v_result >= PCLZIP_ERR_NO_ERROR) { + if ($v_result < PCLZIP_ERR_NO_ERROR) { return $v_result; } } // ----- Use "in memory" zip algo else { - - //--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "'".$p_filename."' is a file"); + //--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2,"In memory compression."); + //--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2,"Current memory usage : ".memory_get_usage(TRUE)." bytes"); + //--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2,"Current memory peak : ".memory_get_peak_usage(TRUE)." bytes"); + //--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "'".$p_filename."' is a file"); // ----- Open the source file if (($v_file = @fopen($p_filename, "rb")) == 0) { @@ -2859,6 +2893,8 @@ // ----- Read the file content $v_content = @fread($v_file, $p_header['size']); + //--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2,"Memory usage after reading file : ".memory_get_usage(TRUE)." bytes"); + //--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2,"Memory peak after reading file : ".memory_get_peak_usage(TRUE)." bytes"); // ----- Close the file @fclose($v_file); @@ -2879,35 +2915,14 @@ //--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "File will be compressed"); // ----- Compress the content $v_content = @gzdeflate($v_content); + //--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2,"Memory usage after gzdeflate : ".memory_get_usage(TRUE)." bytes"); + //--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2,"Memory peak after gzdeflate : ".memory_get_peak_usage(TRUE)." bytes"); // ----- Set header parameters $p_header['compressed_size'] = strlen($v_content); $p_header['compression'] = 8; } - // ----- Look for encryption - /* - if ((isset($p_options[PCLZIP_OPT_CRYPT])) - && ($p_options[PCLZIP_OPT_CRYPT] != "")) { - //--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "File need to be crypted ...."); - - // Should be a random header - $v_header = 'xxxxxxxxxxxx'; - $v_content_compressed = PclZipUtilZipEncrypt($v_content_compressed, - $p_header['compressed_size'], - $v_header, - $p_header['crc'], - "test"); - - $p_header['compressed_size'] += 12; - $p_header['flag'] = 1; - - // ----- Add the header to the data - $v_content_compressed = $v_header.$v_content_compressed; - //--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "Size after header : ".strlen($v_content_compressed).""); - } - */ - // ----- Call the header generation if (($v_result = $this->privWriteFileHeader($p_header)) != 1) { @fclose($v_file); @@ -2950,29 +2965,6 @@ $p_header['compression'] = 8; } - // ----- Look for encryption - /* - if ((isset($p_options[PCLZIP_OPT_CRYPT])) - && ($p_options[PCLZIP_OPT_CRYPT] != "")) { - //--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "File need to be crypted ...."); - - // Should be a random header - $v_header = 'xxxxxxxxxxxx'; - $v_content_compressed = PclZipUtilZipEncrypt($v_content_compressed, - $p_header['compressed_size'], - $v_header, - $p_header['crc'], - "test"); - - $p_header['compressed_size'] += 12; - $p_header['flag'] = 1; - - // ----- Add the header to the data - $v_content_compressed = $v_header.$v_content_compressed; - //--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "Size after header : ".strlen($v_content_compressed).""); - } - */ - // ----- Call the header generation if (($v_result = $this->privWriteFileHeader($p_header)) != 1) { @fclose($v_file); @@ -3069,8 +3061,8 @@ $v_size = filesize($p_filename); while ($v_size != 0) { $v_read_size = ($v_size < PCLZIP_READ_BLOCK_SIZE ? $v_size : PCLZIP_READ_BLOCK_SIZE); - //--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "Read $v_read_size bytes"); - $v_buffer = fread($v_file, $v_read_size); + //--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 4, "Read ".$v_read_size." bytes"); + $v_buffer = @fread($v_file, $v_read_size); //$v_binary_data = pack('a'.$v_read_size, $v_buffer); @gzputs($v_file_compressed, $v_buffer, $v_read_size); $v_size -= $v_read_size; @@ -3149,8 +3141,8 @@ while ($v_size != 0) { $v_read_size = ($v_size < PCLZIP_READ_BLOCK_SIZE ? $v_size : PCLZIP_READ_BLOCK_SIZE); - //--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "Read $v_read_size bytes"); - $v_buffer = fread($v_file_compressed, $v_read_size); + //--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 4, "Read ".$v_read_size." bytes"); + $v_buffer = @fread($v_file_compressed, $v_read_size); //$v_binary_data = pack('a'.$v_read_size, $v_buffer); @fwrite($this->zip_fd, $v_buffer, $v_read_size); $v_size -= $v_read_size; @@ -3541,8 +3533,10 @@ $v_result=1; // ----- Get the interesting attributes - $p_info['filename'] = $p_header['filename']; - $p_info['stored_filename'] = $p_header['stored_filename']; + $v_temp_path = PclZipUtilPathReduction($p_header['filename']); + $p_info['filename'] = $v_temp_path; + $v_temp_path = PclZipUtilPathReduction($p_header['stored_filename']); + $p_info['stored_filename'] = $v_temp_path; $p_info['size'] = $p_header['size']; $p_info['compressed_size'] = $p_header['compressed_size']; $p_info['mtime'] = $p_header['mtime']; @@ -4200,7 +4194,7 @@ if ($p_entry['compression'] == 0) { //--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "Extracting an un-compressed file"); - // ----- Opening destination file + // ----- Opening destination file if (($v_dest_file = @fopen($p_entry['filename'], 'wb')) == 0) { //--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "Error while opening '".$p_entry['filename']."' in write binary mode"); @@ -4243,59 +4237,65 @@ // ----- TBC // Need to be finished if (($p_entry['flag'] & 1) == 1) { - //--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "File is encrypted"); - /* - // ----- Read the encryption header - //--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 5, "Read 12 encryption header bytes"); - $v_encryption_header = @fread($this->zip_fd, 12); - - // ----- Read the encrypted & compressed file in a buffer - //--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 5, "Read '".($p_entry['compressed_size']-12)."' compressed & encrypted bytes"); - $v_buffer = @fread($this->zip_fd, $p_entry['compressed_size']-12); - - // ----- Decrypt the buffer - $this->privDecrypt($v_encryption_header, $v_buffer, - $p_entry['compressed_size']-12, $p_entry['crc']); - //--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 5, "Buffer is '".$v_buffer."'"); - */ + //--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "File is encrypted"); + PclZip::privErrorLog(PCLZIP_ERR_UNSUPPORTED_ENCRYPTION, 'File \''.$p_entry['filename'].'\' is encrypted. Encrypted files are not supported.'); + //--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, PclZip::errorCode(), PclZip::errorInfo()); + return PclZip::errorCode(); } + + + // ----- Look for using temporary file to unzip + if ( (!isset($p_options[PCLZIP_OPT_TEMP_FILE_OFF])) + && (isset($p_options[PCLZIP_OPT_TEMP_FILE_ON]) + || (isset($p_options[PCLZIP_OPT_TEMP_FILE_THRESHOLD]) + && ($p_options[PCLZIP_OPT_TEMP_FILE_THRESHOLD] <= $p_entry['size'])) ) ) { + $v_result = $this->privExtractFileUsingTempFile($p_entry, $p_options); + if ($v_result < PCLZIP_ERR_NO_ERROR) { + return $v_result; + } + } + + // ----- Look for extract in memory else { - //--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 5, "Read '".$p_entry['compressed_size']."' compressed bytes"); - // ----- Read the compressed file in a buffer (one shot) - $v_buffer = @fread($this->zip_fd, $p_entry['compressed_size']); - } - - // ----- Decompress the file - $v_file_content = @gzinflate($v_buffer); - unset($v_buffer); - if ($v_file_content === FALSE) { - //--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "Unable to inflate compressed file"); - // ----- Change the file status - // TBC - $p_entry['status'] = "error"; + //--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 5, "Read '".$p_entry['compressed_size']."' compressed bytes"); + + // ----- Read the compressed file in a buffer (one shot) + $v_buffer = @fread($this->zip_fd, $p_entry['compressed_size']); + + // ----- Decompress the file + $v_file_content = @gzinflate($v_buffer); + unset($v_buffer); + if ($v_file_content === FALSE) { + //--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "Unable to inflate compressed file"); + + // ----- Change the file status + // TBC + $p_entry['status'] = "error"; + + //--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result); + return $v_result; + } + + // ----- Opening destination file + if (($v_dest_file = @fopen($p_entry['filename'], 'wb')) == 0) { + //--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "Error while opening '".$p_entry['filename']."' in write binary mode"); + + // ----- Change the file status + $p_entry['status'] = "write_error"; + + //--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result); + return $v_result; + } + + // ----- Write the uncompressed data + @fwrite($v_dest_file, $v_file_content, $p_entry['size']); + unset($v_file_content); + + // ----- Closing the destination file + @fclose($v_dest_file); - //--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result); - return $v_result; } - - // ----- Opening destination file - if (($v_dest_file = @fopen($p_entry['filename'], 'wb')) == 0) { - //--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "Error while opening '".$p_entry['filename']."' in write binary mode"); - - // ----- Change the file status - $p_entry['status'] = "write_error"; - - //--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result); - return $v_result; - } - - // ----- Write the uncompressed data - @fwrite($v_dest_file, $v_file_content, $p_entry['size']); - unset($v_file_content); - - // ----- Closing the destination file - @fclose($v_dest_file); // ----- Change the file mtime @touch($p_entry['filename'], $p_entry['mtime']); @@ -4344,6 +4344,95 @@ } // -------------------------------------------------------------------------------- + // -------------------------------------------------------------------------------- + // Function : privExtractFileUsingTempFile() + // Description : + // Parameters : + // Return Values : + // -------------------------------------------------------------------------------- + function privExtractFileUsingTempFile(&$p_entry, &$p_options) + { + //--(MAGIC-PclTrace)--//PclTraceFctStart(__FILE__, __LINE__, 'PclZip::privExtractFileUsingTempFile', "filename='".$p_entry['filename']."'"); + $v_result=1; + + // ----- Creates a temporary file + $v_gzip_temp_name = PCLZIP_TEMPORARY_DIR.uniqid('pclzip-').'.gz'; + if (($v_dest_file = @fopen($v_gzip_temp_name, "wb")) == 0) { + fclose($v_file); + PclZip::privErrorLog(PCLZIP_ERR_WRITE_OPEN_FAIL, 'Unable to open temporary file \''.$v_gzip_temp_name.'\' in binary write mode'); + //--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, PclZip::errorCode(), PclZip::errorInfo()); + return PclZip::errorCode(); + } + + //--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "Start extraction of '".$p_entry['filename']."'"); + + // ----- Write gz file format header + $v_binary_data = pack('va1a1Va1a1', 0x8b1f, Chr($p_entry['compression']), Chr(0x00), time(), Chr(0x00), Chr(3)); + @fwrite($v_dest_file, $v_binary_data, 10); + + // ----- Read the file by PCLZIP_READ_BLOCK_SIZE octets blocks + $v_size = $p_entry['compressed_size']; + //--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "Compressed Size :".$v_size.""); + while ($v_size != 0) + { + $v_read_size = ($v_size < PCLZIP_READ_BLOCK_SIZE ? $v_size : PCLZIP_READ_BLOCK_SIZE); + //--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "Read ".$v_read_size." bytes"); + $v_buffer = @fread($this->zip_fd, $v_read_size); + //$v_binary_data = pack('a'.$v_read_size, $v_buffer); + @fwrite($v_dest_file, $v_buffer, $v_read_size); + $v_size -= $v_read_size; + } + + // ----- Write gz file format footer + $v_binary_data = pack('VV', $p_entry['crc'], $p_entry['size']); + @fwrite($v_dest_file, $v_binary_data, 8); + + // ----- Close the temporary file + @fclose($v_dest_file); + + // ----- Opening destination file + if (($v_dest_file = @fopen($p_entry['filename'], 'wb')) == 0) { + //--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "Error while opening '".$p_entry['filename']."' in write binary mode"); + $p_entry['status'] = "write_error"; + //--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result); + return $v_result; + } + + // ----- Open the temporary gz file + if (($v_src_file = @gzopen($v_gzip_temp_name, 'rb')) == 0) { + @fclose($v_dest_file); + $p_entry['status'] = "read_error"; + PclZip::privErrorLog(PCLZIP_ERR_READ_OPEN_FAIL, 'Unable to open temporary file \''.$v_gzip_temp_name.'\' in binary read mode'); + //--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, PclZip::errorCode(), PclZip::errorInfo()); + return PclZip::errorCode(); + } + + //--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, 'File size is '.filesize($v_gzip_temp_name)); + //--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "Reading '".$p_entry['size']."' bytes"); + + // ----- Read the file by PCLZIP_READ_BLOCK_SIZE octets blocks + $v_size = $p_entry['size']; + //--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "Size :".$v_size.""); + while ($v_size != 0) { + $v_read_size = ($v_size < PCLZIP_READ_BLOCK_SIZE ? $v_size : PCLZIP_READ_BLOCK_SIZE); + //--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "Read ".$v_read_size." bytes"); + $v_buffer = @gzread($v_src_file, $v_read_size); + //$v_binary_data = pack('a'.$v_read_size, $v_buffer); + @fwrite($v_dest_file, $v_buffer, $v_read_size); + $v_size -= $v_read_size; + } + @fclose($v_dest_file); + @gzclose($v_src_file); + + // ----- Delete the temporary file + @unlink($v_gzip_temp_name); + + // ----- Return + //--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result); + return $v_result; + } + // -------------------------------------------------------------------------------- + // -------------------------------------------------------------------------------- // Function : privExtractFileInOutput() // Description : @@ -4812,38 +4901,38 @@ //--(MAGIC-PclTrace)--//PclTraceFctStart(__FILE__, __LINE__, "PclZip::privCheckFileHeaders", ""); $v_result=1; - // ----- Check the static values - // TBC - if ($p_local_header['filename'] != $p_central_header['filename']) { - //--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, 'Bad check "filename" : TBC To Be Completed'); - } - if ($p_local_header['version_extracted'] != $p_central_header['version_extracted']) { - //--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, 'Bad check "version_extracted" : TBC To Be Completed'); - } - if ($p_local_header['flag'] != $p_central_header['flag']) { - //--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, 'Bad check "flag" : TBC To Be Completed'); - } - if ($p_local_header['compression'] != $p_central_header['compression']) { - //--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, 'Bad check "compression" : TBC To Be Completed'); - } - if ($p_local_header['mtime'] != $p_central_header['mtime']) { - //--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, 'Bad check "mtime" : TBC To Be Completed'); - } - if ($p_local_header['filename_len'] != $p_central_header['filename_len']) { - //--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, 'Bad check "filename_len" : TBC To Be Completed'); - } - - // ----- Look for flag bit 3 - if (($p_local_header['flag'] & 8) == 8) { - //--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, 'Purpose bit flag bit 3 set !'); - //--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, 'File size, compression size and crc found in central header'); - $p_local_header['size'] = $p_central_header['size']; - //--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, 'Size : \''.$p_local_header['size'].'\''); - $p_local_header['compressed_size'] = $p_central_header['compressed_size']; - //--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, 'Compressed Size : \''.$p_local_header['compressed_size'].'\''); - $p_local_header['crc'] = $p_central_header['crc']; - //--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, 'CRC : \''.sprintf("0x%X", $p_local_header['crc']).'\''); - } + // ----- Check the static values + // TBC + if ($p_local_header['filename'] != $p_central_header['filename']) { + //--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, 'Bad check "filename" : TBC To Be Completed'); + } + if ($p_local_header['version_extracted'] != $p_central_header['version_extracted']) { + //--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, 'Bad check "version_extracted" : TBC To Be Completed'); + } + if ($p_local_header['flag'] != $p_central_header['flag']) { + //--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, 'Bad check "flag" : TBC To Be Completed'); + } + if ($p_local_header['compression'] != $p_central_header['compression']) { + //--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, 'Bad check "compression" : TBC To Be Completed'); + } + if ($p_local_header['mtime'] != $p_central_header['mtime']) { + //--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, 'Bad check "mtime" : TBC To Be Completed'); + } + if ($p_local_header['filename_len'] != $p_central_header['filename_len']) { + //--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, 'Bad check "filename_len" : TBC To Be Completed'); + } + + // ----- Look for flag bit 3 + if (($p_local_header['flag'] & 8) == 8) { + //--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, 'Purpose bit flag bit 3 set !'); + //--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, 'File size, compression size and crc found in central header'); + $p_local_header['size'] = $p_central_header['size']; + //--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, 'Size : \''.$p_local_header['size'].'\''); + $p_local_header['compressed_size'] = $p_central_header['compressed_size']; + //--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, 'Compressed Size : \''.$p_local_header['compressed_size'].'\''); + $p_local_header['crc'] = $p_central_header['crc']; + //--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, 'CRC : \''.sprintf("0x%X", $p_local_header['crc']).'\''); + } // ----- Return //--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result); @@ -4936,7 +5025,10 @@ $v_byte = @fread($this->zip_fd, 1); // ----- Add the byte - $v_bytes = ($v_bytes << 8) | Ord($v_byte); + // $v_bytes = ($v_bytes << 8) | Ord($v_byte); + // Note we mask the old value down such that once shifted we can never end up with more than a 32bit number + // Otherwise on systems where we have 64bit integers the check below for the magic number will fail. + $v_bytes = ( ($v_bytes & 0xFFFFFF) << 8) | Ord($v_byte); // ----- Compare the bytes if ($v_bytes == 0x504b0506) @@ -5773,29 +5865,6 @@ } // -------------------------------------------------------------------------------- - // -------------------------------------------------------------------------------- - // Function : privDecrypt() - // Description : - // Parameters : - // Return Values : - // -------------------------------------------------------------------------------- - function privDecrypt($p_encryption_header, &$p_buffer, $p_size, $p_crc) - { - //--(MAGIC-PclTrace)--//PclTraceFctStart(__FILE__, __LINE__, 'PclZip::privDecrypt', "size=".$p_size.""); - $v_result=1; - - // ----- To Be Modified ;-) - $v_pwd = "test"; - - $p_buffer = PclZipUtilZipDecrypt($p_buffer, $p_size, $p_encryption_header, - $p_crc, $v_pwd); - - // ----- Return - //--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result); - return $v_result; - } - // -------------------------------------------------------------------------------- - // -------------------------------------------------------------------------------- // Function : privDisableMagicQuotes() // Description : @@ -6168,13 +6237,13 @@ $v_list = get_defined_constants(); for (reset($v_list); $v_key = key($v_list); next($v_list)) { - $v_prefix = substr($v_key, 0, 10); - if (( ($v_prefix == 'PCLZIP_OPT') - || ($v_prefix == 'PCLZIP_CB_') - || ($v_prefix == 'PCLZIP_ATT')) - && ($v_list[$v_key] == $p_option)) { - //--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_key); - return $v_key; + $v_prefix = substr($v_key, 0, 10); + if (( ($v_prefix == 'PCLZIP_OPT') + || ($v_prefix == 'PCLZIP_CB_') + || ($v_prefix == 'PCLZIP_ATT')) + && ($v_list[$v_key] == $p_option)) { + //--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_key); + return $v_key; } }