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LCOV - code coverage report
Current view: top level - ext/phar - phar_internal.h (source / functions) Hit Total Coverage
Test: PHP Code Coverage Lines: 46 51 90.2 %
Date: 2015-08-29 Functions: 10 10 100.0 %
Legend: Lines: hit not hit

          Line data    Source code
       1             : /*
       2             :   +----------------------------------------------------------------------+
       3             :   | phar php single-file executable PHP extension                        |
       4             :   +----------------------------------------------------------------------+
       5             :   | Copyright (c) 2006-2015 The PHP Group                                |
       6             :   +----------------------------------------------------------------------+
       7             :   | This source file is subject to version 3.01 of the PHP license,      |
       8             :   | that is bundled with this package in the file LICENSE, and is        |
       9             :   | available through the world-wide-web at the following url:           |
      10             :   | http://www.php.net/license/3_01.txt.                                 |
      11             :   | If you did not receive a copy of the PHP license and are unable to   |
      12             :   | obtain it through the world-wide-web, please send a note to          |
      13             :   | license@php.net so we can mail you a copy immediately.               |
      14             :   +----------------------------------------------------------------------+
      15             :   | Authors: Gregory Beaver <cellog@php.net>                             |
      16             :   |          Marcus Boerger <helly@php.net>                              |
      17             :   +----------------------------------------------------------------------+
      18             : */
      19             : 
      20             : /* $Id$ */
      21             : 
      22             : #ifdef HAVE_CONFIG_H
      23             : #include "config.h"
      24             : #endif
      25             : 
      26             : #include <time.h>
      27             : #include "php.h"
      28             : #include "tar.h"
      29             : #include "php_ini.h"
      30             : #include "zend_constants.h"
      31             : #include "zend_execute.h"
      32             : #include "zend_exceptions.h"
      33             : #include "zend_hash.h"
      34             : #include "zend_interfaces.h"
      35             : #include "zend_operators.h"
      36             : #include "zend_sort.h"
      37             : #include "zend_vm.h"
      38             : #include "zend_smart_str.h"
      39             : #include "main/php_streams.h"
      40             : #include "main/streams/php_stream_plain_wrapper.h"
      41             : #include "main/SAPI.h"
      42             : #include "main/php_main.h"
      43             : #include "main/php_open_temporary_file.h"
      44             : #include "ext/standard/info.h"
      45             : #include "ext/standard/basic_functions.h"
      46             : #include "ext/standard/file.h"
      47             : #include "ext/standard/php_string.h"
      48             : #include "ext/standard/url.h"
      49             : #include "ext/standard/crc32.h"
      50             : #include "ext/standard/md5.h"
      51             : #include "ext/standard/sha1.h"
      52             : #include "ext/standard/php_var.h"
      53             : #include "ext/standard/php_versioning.h"
      54             : #ifndef PHP_WIN32
      55             : #include "TSRM/tsrm_strtok_r.h"
      56             : #endif
      57             : #include "Zend/zend_virtual_cwd.h"
      58             : #if HAVE_SPL
      59             : #include "ext/spl/spl_array.h"
      60             : #include "ext/spl/spl_directory.h"
      61             : #include "ext/spl/spl_engine.h"
      62             : #include "ext/spl/spl_exceptions.h"
      63             : #include "ext/spl/spl_iterators.h"
      64             : #endif
      65             : #include "php_phar.h"
      66             : #ifdef PHAR_HASH_OK
      67             : #include "ext/hash/php_hash.h"
      68             : #include "ext/hash/php_hash_sha.h"
      69             : #endif
      70             : 
      71             : /* PHP_ because this is public information via MINFO */
      72             : #define PHP_PHAR_API_VERSION      "1.1.1"
      73             : /* x.y.z maps to 0xyz0 */
      74             : #define PHAR_API_VERSION          0x1110
      75             : /* if we bump PHAR_API_VERSION, change this from 0x1100 to PHAR_API_VERSION */
      76             : #define PHAR_API_VERSION_NODIR    0x1100
      77             : #define PHAR_API_MIN_DIR          0x1110
      78             : #define PHAR_API_MIN_READ         0x1000
      79             : #define PHAR_API_MAJORVERSION     0x1000
      80             : #define PHAR_API_MAJORVER_MASK    0xF000
      81             : #define PHAR_API_VER_MASK         0xFFF0
      82             : 
      83             : #define PHAR_HDR_COMPRESSION_MASK 0x0000F000
      84             : #define PHAR_HDR_COMPRESSED_NONE  0x00000000
      85             : #define PHAR_HDR_COMPRESSED_GZ    0x00001000
      86             : #define PHAR_HDR_COMPRESSED_BZ2   0x00002000
      87             : #define PHAR_HDR_SIGNATURE        0x00010000
      88             : 
      89             : /* flags for defining that the entire file should be compressed */
      90             : #define PHAR_FILE_COMPRESSION_MASK 0x00F00000
      91             : #define PHAR_FILE_COMPRESSED_NONE  0x00000000
      92             : #define PHAR_FILE_COMPRESSED_GZ    0x00100000
      93             : #define PHAR_FILE_COMPRESSED_BZ2   0x00200000
      94             : 
      95             : #define PHAR_SIG_MD5              0x0001
      96             : #define PHAR_SIG_SHA1             0x0002
      97             : #define PHAR_SIG_SHA256           0x0003
      98             : #define PHAR_SIG_SHA512           0x0004
      99             : #define PHAR_SIG_OPENSSL          0x0010
     100             : 
     101             : /* flags byte for each file adheres to these bitmasks.
     102             :    All unused values are reserved */
     103             : #define PHAR_ENT_COMPRESSION_MASK 0x0000F000
     104             : #define PHAR_ENT_COMPRESSED_NONE  0x00000000
     105             : #define PHAR_ENT_COMPRESSED_GZ    0x00001000
     106             : #define PHAR_ENT_COMPRESSED_BZ2   0x00002000
     107             : 
     108             : #define PHAR_ENT_PERM_MASK        0x000001FF
     109             : #define PHAR_ENT_PERM_MASK_USR    0x000001C0
     110             : #define PHAR_ENT_PERM_SHIFT_USR   6
     111             : #define PHAR_ENT_PERM_MASK_GRP    0x00000038
     112             : #define PHAR_ENT_PERM_SHIFT_GRP   3
     113             : #define PHAR_ENT_PERM_MASK_OTH    0x00000007
     114             : #define PHAR_ENT_PERM_DEF_FILE    0x000001B6
     115             : #define PHAR_ENT_PERM_DEF_DIR     0x000001FF
     116             : 
     117             : #define PHAR_FORMAT_SAME    0
     118             : #define PHAR_FORMAT_PHAR    1
     119             : #define PHAR_FORMAT_TAR     2
     120             : #define PHAR_FORMAT_ZIP     3
     121             : 
     122             : #define TAR_FILE    '0'
     123             : #define TAR_LINK    '1'
     124             : #define TAR_SYMLINK '2'
     125             : #define TAR_DIR     '5'
     126             : #define TAR_NEW     '8'
     127             : #define TAR_GLOBAL_HDR 'g'
     128             : #define TAR_FILE_HDR   'x'
     129             : 
     130             : #define PHAR_MUNG_PHP_SELF                      (1<<0)
     131             : #define PHAR_MUNG_REQUEST_URI           (1<<1)
     132             : #define PHAR_MUNG_SCRIPT_NAME           (1<<2)
     133             : #define PHAR_MUNG_SCRIPT_FILENAME       (1<<3)
     134             : 
     135             : typedef struct _phar_entry_fp phar_entry_fp;
     136             : typedef struct _phar_archive_data phar_archive_data;
     137             : 
     138             : ZEND_BEGIN_MODULE_GLOBALS(phar)
     139             :         /* a list of phar_archive_data objects that reference a cached phar, so
     140             :            that if copy-on-write is performed, we can swap them out for the new value */
     141             :         HashTable   phar_persist_map;
     142             :         HashTable   phar_fname_map;
     143             :         /* for cached phars, this is a per-process store of fp/ufp */
     144             :         phar_entry_fp *cached_fp;
     145             :         HashTable   phar_alias_map;
     146             :         int         phar_SERVER_mung_list;
     147             :         int         readonly;
     148             :         char*       cache_list;
     149             :         int         manifest_cached;
     150             :         int         persist;
     151             :         int         has_zlib;
     152             :         int         has_bz2;
     153             :         zend_bool   readonly_orig;
     154             :         zend_bool   require_hash_orig;
     155             :         zend_bool   intercepted;
     156             :         int         request_init;
     157             :         int         require_hash;
     158             :         int         request_done;
     159             :         int         request_ends;
     160             :         void        (*orig_fopen)(INTERNAL_FUNCTION_PARAMETERS);
     161             :         void        (*orig_file_get_contents)(INTERNAL_FUNCTION_PARAMETERS);
     162             :         void        (*orig_is_file)(INTERNAL_FUNCTION_PARAMETERS);
     163             :         void        (*orig_is_link)(INTERNAL_FUNCTION_PARAMETERS);
     164             :         void        (*orig_is_dir)(INTERNAL_FUNCTION_PARAMETERS);
     165             :         void        (*orig_opendir)(INTERNAL_FUNCTION_PARAMETERS);
     166             :         void        (*orig_file_exists)(INTERNAL_FUNCTION_PARAMETERS);
     167             :         void        (*orig_fileperms)(INTERNAL_FUNCTION_PARAMETERS);
     168             :         void        (*orig_fileinode)(INTERNAL_FUNCTION_PARAMETERS);
     169             :         void        (*orig_filesize)(INTERNAL_FUNCTION_PARAMETERS);
     170             :         void        (*orig_fileowner)(INTERNAL_FUNCTION_PARAMETERS);
     171             :         void        (*orig_filegroup)(INTERNAL_FUNCTION_PARAMETERS);
     172             :         void        (*orig_fileatime)(INTERNAL_FUNCTION_PARAMETERS);
     173             :         void        (*orig_filemtime)(INTERNAL_FUNCTION_PARAMETERS);
     174             :         void        (*orig_filectime)(INTERNAL_FUNCTION_PARAMETERS);
     175             :         void        (*orig_filetype)(INTERNAL_FUNCTION_PARAMETERS);
     176             :         void        (*orig_is_writable)(INTERNAL_FUNCTION_PARAMETERS);
     177             :         void        (*orig_is_readable)(INTERNAL_FUNCTION_PARAMETERS);
     178             :         void        (*orig_is_executable)(INTERNAL_FUNCTION_PARAMETERS);
     179             :         void        (*orig_lstat)(INTERNAL_FUNCTION_PARAMETERS);
     180             :         void        (*orig_readfile)(INTERNAL_FUNCTION_PARAMETERS);
     181             :         void        (*orig_stat)(INTERNAL_FUNCTION_PARAMETERS);
     182             :         /* used for includes with . in them inside front controller */
     183             :         char*       cwd;
     184             :         int         cwd_len;
     185             :         int         cwd_init;
     186             :         char        *openssl_privatekey;
     187             :         int         openssl_privatekey_len;
     188             :         /* phar_get_archive cache */
     189             :         char*       last_phar_name;
     190             :         int         last_phar_name_len;
     191             :         char*       last_alias;
     192             :         int         last_alias_len;
     193             :         phar_archive_data* last_phar;
     194             :         HashTable mime_types;
     195             : ZEND_END_MODULE_GLOBALS(phar)
     196             : 
     197             : ZEND_EXTERN_MODULE_GLOBALS(phar)
     198             : #define PHAR_G(v) ZEND_MODULE_GLOBALS_ACCESSOR(phar, v)
     199             : 
     200             : #if defined(ZTS) && defined(COMPILE_DL_PHAR)
     201             : ZEND_TSRMLS_CACHE_EXTERN();
     202             : #endif
     203             : 
     204             : #ifndef php_uint16
     205             : # if SIZEOF_SHORT == 2
     206             : #  define php_uint16 unsigned short
     207             : # else
     208             : #  define php_uint16 uint16_t
     209             : # endif
     210             : #endif
     211             : #include "pharzip.h"
     212             : 
     213             : #if HAVE_SPL
     214             : typedef union _phar_archive_object  phar_archive_object;
     215             : typedef union _phar_entry_object    phar_entry_object;
     216             : #endif
     217             : 
     218             : /*
     219             :  * used in phar_entry_info->fp_type to
     220             :  */
     221             : enum phar_fp_type {
     222             :         /* regular file pointer phar_archive_data->fp */
     223             :         PHAR_FP,
     224             :         /* uncompressed file pointer phar_archive_data->uncompressed_fp */
     225             :         PHAR_UFP,
     226             :         /* modified file pointer phar_entry_info->fp */
     227             :         PHAR_MOD,
     228             :         /* temporary manifest entry (file outside of the phar mapped to a location inside the phar)
     229             :            this entry stores the stream to open in link (normally used for tars, but we steal it here) */
     230             :         PHAR_TMP
     231             : };
     232             : 
     233             : /* entry for one file in a phar file */
     234             : typedef struct _phar_entry_info {
     235             :         /* first bytes are exactly as in file */
     236             :         php_uint32               uncompressed_filesize;
     237             :         php_uint32               timestamp;
     238             :         php_uint32               compressed_filesize;
     239             :         php_uint32               crc32;
     240             :         php_uint32               flags;
     241             :         /* remainder */
     242             :         /* when changing compression, save old flags in case fp is NULL */
     243             :         php_uint32               old_flags;
     244             :         zval                     metadata;
     245             :         int                      metadata_len; /* only used for cached manifests */
     246             :         php_uint32               filename_len;
     247             :         char                     *filename;
     248             :         enum phar_fp_type        fp_type;
     249             :         /* offset within original phar file of the file contents */
     250             :         zend_long                     offset_abs;
     251             :         /* offset within fp of the file contents */
     252             :         zend_long                     offset;
     253             :         /* offset within original phar file of the file header (for zip-based/tar-based) */
     254             :         zend_long                     header_offset;
     255             :         php_stream               *fp;
     256             :         php_stream               *cfp;
     257             :         int                      fp_refcount;
     258             :         char                     *tmp;
     259             :         phar_archive_data        *phar;
     260             :         smart_str                metadata_str;
     261             :         char                     *link; /* symbolic link to another file */
     262             :         char                     tar_type;
     263             :         /* position in the manifest */
     264             :         uint                     manifest_pos;
     265             :         /* for stat */
     266             :         unsigned short           inode;
     267             : 
     268             :         unsigned int             is_crc_checked:1;
     269             :         unsigned int             is_modified:1;
     270             :         unsigned int             is_deleted:1;
     271             :         unsigned int             is_dir:1;
     272             :         /* this flag is used for mounted entries (external files mapped to location
     273             :            inside a phar */
     274             :         unsigned int             is_mounted:1;
     275             :         /* used when iterating */
     276             :         unsigned int             is_temp_dir:1;
     277             :         /* tar-based phar file stuff */
     278             :         unsigned int             is_tar:1;
     279             :         /* zip-based phar file stuff */
     280             :         unsigned int             is_zip:1;
     281             :         /* for cached phar entries */
     282             :         unsigned int             is_persistent:1;
     283             : } phar_entry_info;
     284             : 
     285             : /* information about a phar file (the archive itself) */
     286             : struct _phar_archive_data {
     287             :         char                     *fname;
     288             :         int                      fname_len;
     289             :         /* for phar_detect_fname_ext, this stores the location of the file extension within fname */
     290             :         char                     *ext;
     291             :         int                      ext_len;
     292             :         char                     *alias;
     293             :         int                      alias_len;
     294             :         char                     version[12];
     295             :         size_t                   internal_file_start;
     296             :         size_t                   halt_offset;
     297             :         HashTable                manifest;
     298             :         /* hash of virtual directories, as in path/to/file.txt has path/to and path as virtual directories */
     299             :         HashTable                virtual_dirs;
     300             :         /* hash of mounted directory paths */
     301             :         HashTable                mounted_dirs;
     302             :         php_uint32               flags;
     303             :         php_uint32               min_timestamp;
     304             :         php_uint32               max_timestamp;
     305             :         php_stream               *fp;
     306             :         /* decompressed file contents are stored here */
     307             :         php_stream               *ufp;
     308             :         int                      refcount;
     309             :         php_uint32               sig_flags;
     310             :         int                      sig_len;
     311             :         char                     *signature;
     312             :         zval                     metadata;
     313             :         int                      metadata_len; /* only used for cached manifests */
     314             :         uint                     phar_pos;
     315             :         /* if 1, then this alias was manually specified by the user and is not a permanent alias */
     316             :         unsigned int             is_temporary_alias:1;
     317             :         unsigned int             is_modified:1;
     318             :         unsigned int             is_writeable:1;
     319             :         unsigned int             is_brandnew:1;
     320             :         /* defer phar creation */
     321             :         unsigned int             donotflush:1;
     322             :         /* zip-based phar variables */
     323             :         unsigned int             is_zip:1;
     324             :         /* tar-based phar variables */
     325             :         unsigned int             is_tar:1;
     326             :         /* PharData variables       */
     327             :         unsigned int             is_data:1;
     328             :         /* for cached phar manifests */
     329             :         unsigned int             is_persistent:1;
     330             : };
     331             : 
     332             : typedef struct _phar_entry_fp_info {
     333             :         enum phar_fp_type        fp_type;
     334             :         /* offset within fp of the file contents */
     335             :         zend_long                     offset;
     336             : } phar_entry_fp_info;
     337             : 
     338             : struct _phar_entry_fp {
     339             :         php_stream *fp;
     340             :         php_stream *ufp;
     341             :         phar_entry_fp_info *manifest;
     342             : };
     343             : 
     344       32479 : static inline php_stream *phar_get_entrypfp(phar_entry_info *entry)
     345             : {
     346       32479 :         if (!entry->is_persistent) {
     347       32475 :                 return entry->phar->fp;
     348             :         }
     349           4 :         return PHAR_G(cached_fp)[entry->phar->phar_pos].fp;
     350             : }
     351             : 
     352       15744 : static inline php_stream *phar_get_entrypufp(phar_entry_info *entry)
     353             : {
     354       15744 :         if (!entry->is_persistent) {
     355       15744 :                 return entry->phar->ufp;
     356             :         }
     357           0 :         return PHAR_G(cached_fp)[entry->phar->phar_pos].ufp;
     358             : }
     359             : 
     360             : static inline void phar_set_entrypfp(phar_entry_info *entry, php_stream *fp)
     361             : {
     362             :         if (!entry->phar->is_persistent) {
     363             :                 entry->phar->fp =  fp;
     364             :                 return;
     365             :         }
     366             : 
     367             :         PHAR_G(cached_fp)[entry->phar->phar_pos].fp = fp;
     368             : }
     369             : 
     370          24 : static inline void phar_set_entrypufp(phar_entry_info *entry, php_stream *fp)
     371             : {
     372          24 :         if (!entry->phar->is_persistent) {
     373          24 :                 entry->phar->ufp =  fp;
     374          24 :                 return;
     375             :         }
     376             : 
     377           0 :         PHAR_G(cached_fp)[entry->phar->phar_pos].ufp = fp;
     378             : }
     379             : 
     380        2629 : static inline php_stream *phar_get_pharfp(phar_archive_data *phar)
     381             : {
     382        2629 :         if (!phar->is_persistent) {
     383        2625 :                 return phar->fp;
     384             :         }
     385           4 :         return PHAR_G(cached_fp)[phar->phar_pos].fp;
     386             : }
     387             : 
     388             : static inline php_stream *phar_get_pharufp(phar_archive_data *phar)
     389             : {
     390             :         if (!phar->is_persistent) {
     391             :                 return phar->ufp;
     392             :         }
     393             :         return PHAR_G(cached_fp)[phar->phar_pos].ufp;
     394             : }
     395             : 
     396         169 : static inline void phar_set_pharfp(phar_archive_data *phar, php_stream *fp)
     397             : {
     398         169 :         if (!phar->is_persistent) {
     399         168 :                 phar->fp =  fp;
     400         168 :                 return;
     401             :         }
     402             : 
     403           1 :         PHAR_G(cached_fp)[phar->phar_pos].fp = fp;
     404             : }
     405             : 
     406             : static inline void phar_set_pharufp(phar_archive_data *phar, php_stream *fp)
     407             : {
     408             :         if (!phar->is_persistent) {
     409             :                 phar->ufp =  fp;
     410             :                 return;
     411             :         }
     412             : 
     413             :         PHAR_G(cached_fp)[phar->phar_pos].ufp = fp;
     414             : }
     415             : 
     416          37 : static inline void phar_set_fp_type(phar_entry_info *entry, enum phar_fp_type type, zend_off_t offset)
     417             : {
     418             :         phar_entry_fp_info *data;
     419             : 
     420          37 :         if (!entry->is_persistent) {
     421          37 :                 entry->fp_type = type;
     422          37 :                 entry->offset = offset;
     423          37 :                 return;
     424             :         }
     425           0 :         data = &(PHAR_G(cached_fp)[entry->phar->phar_pos].manifest[entry->manifest_pos]);
     426           0 :         data->fp_type = type;
     427           0 :         data->offset = offset;
     428             : }
     429             : 
     430      103539 : static inline enum phar_fp_type phar_get_fp_type(phar_entry_info *entry)
     431             : {
     432      103539 :         if (!entry->is_persistent) {
     433      103537 :                 return entry->fp_type;
     434             :         }
     435           2 :         return PHAR_G(cached_fp)[entry->phar->phar_pos].manifest[entry->manifest_pos].fp_type;
     436             : }
     437             : 
     438       28489 : static inline zend_off_t phar_get_fp_offset(phar_entry_info *entry)
     439             : {
     440       28489 :         if (!entry->is_persistent) {
     441       28488 :                 return entry->offset;
     442             :         }
     443           1 :         if (PHAR_G(cached_fp)[entry->phar->phar_pos].manifest[entry->manifest_pos].fp_type == PHAR_FP) {
     444           1 :                 if (!PHAR_G(cached_fp)[entry->phar->phar_pos].manifest[entry->manifest_pos].offset) {
     445           1 :                         PHAR_G(cached_fp)[entry->phar->phar_pos].manifest[entry->manifest_pos].offset = entry->offset;
     446             :                 }
     447             :         }
     448           1 :         return PHAR_G(cached_fp)[entry->phar->phar_pos].manifest[entry->manifest_pos].offset;
     449             : }
     450             : 
     451             : #define PHAR_MIME_PHP '\0'
     452             : #define PHAR_MIME_PHPS '\1'
     453             : #define PHAR_MIME_OTHER '\2'
     454             : 
     455             : typedef struct _phar_mime_type {
     456             :         char *mime;
     457             :         int len;
     458             :         /* one of PHAR_MIME_* */
     459             :         char type;
     460             : } phar_mime_type;
     461             : 
     462             : /* stream access data for one file entry in a phar file */
     463             : typedef struct _phar_entry_data {
     464             :         phar_archive_data        *phar;
     465             :         php_stream               *fp;
     466             :         /* stream position proxy, allows multiple open streams referring to the same fp */
     467             :         zend_off_t                    position;
     468             :         /* for copies of the phar fp, defines where 0 is */
     469             :         zend_off_t                    zero;
     470             :         unsigned int             for_write:1;
     471             :         unsigned int             is_zip:1;
     472             :         unsigned int             is_tar:1;
     473             :         phar_entry_info          *internal_file;
     474             : } phar_entry_data;
     475             : 
     476             : #if HAVE_SPL
     477             : /* archive php object */
     478             : union _phar_archive_object {
     479             :         spl_filesystem_object    spl;
     480             :         phar_archive_data        *archive;
     481             : };
     482             : #endif
     483             : 
     484             : #if HAVE_SPL
     485             : /* entry php object */
     486             : union _phar_entry_object {
     487             :         spl_filesystem_object    spl;
     488             :         phar_entry_info          *entry;
     489             : };
     490             : #endif
     491             : 
     492             : #ifndef PHAR_MAIN
     493             : extern zend_string *(*phar_save_resolve_path)(const char *filename, int filename_len);
     494             : #endif
     495             : 
     496             : BEGIN_EXTERN_C()
     497             : 
     498             : #ifdef PHP_WIN32
     499             : char *tsrm_strtok_r(char *s, const char *delim, char **last);
     500             : 
     501             : static inline void phar_unixify_path_separators(char *path, int path_len)
     502             : {
     503             :         char *s;
     504             : 
     505             :         /* unixify win paths */
     506             :         for (s = path; s - path < path_len; ++s) {
     507             :                 if (*s == '\\') {
     508             :                         *s = '/';
     509             :                 }
     510             :         }
     511             : }
     512             : #endif
     513             : /**
     514             :  * validate an alias, returns 1 for success, 0 for failure
     515             :  */
     516         210 : static inline int phar_validate_alias(const char *alias, int alias_len) /* {{{ */
     517             : {
     518         210 :         return !(memchr(alias, '/', alias_len) || memchr(alias, '\\', alias_len) || memchr(alias, ':', alias_len) ||
     519             :                 memchr(alias, ';', alias_len) || memchr(alias, '\n', alias_len) || memchr(alias, '\r', alias_len));
     520             : }
     521             : /* }}} */
     522             : 
     523        1519 : static inline void phar_set_inode(phar_entry_info *entry) /* {{{ */
     524             : {
     525             :         char tmp[MAXPATHLEN];
     526             :         int tmp_len;
     527             :         size_t len1, len2;
     528             : 
     529        1519 :         tmp_len = MIN(MAXPATHLEN, entry->filename_len + entry->phar->fname_len);
     530             : 
     531        1519 :         len1 = MIN(entry->phar->fname_len, tmp_len);
     532        1519 :         memcpy(tmp, entry->phar->fname, len1);
     533             : 
     534        1519 :         len2 = MIN(tmp_len - len1, entry->filename_len);
     535        1519 :         memcpy(tmp + len1, entry->filename, len2);
     536             : 
     537        1519 :         entry->inode = (unsigned short) zend_hash_func(tmp, tmp_len);
     538        1519 : }
     539             : /* }}} */
     540             : 
     541             : void phar_request_initialize(void);
     542             : 
     543             : void phar_object_init(void);
     544             : void phar_destroy_phar_data(phar_archive_data *phar);
     545             : 
     546             : int phar_open_entry_file(phar_archive_data *phar, phar_entry_info *entry, char **error);
     547             : int phar_postprocess_file(phar_entry_data *idata, php_uint32 crc32, char **error, int process_zip);
     548             : int phar_open_from_filename(char *fname, int fname_len, char *alias, int alias_len, int options, phar_archive_data** pphar, char **error);
     549             : int phar_open_or_create_filename(char *fname, int fname_len, char *alias, int alias_len, int is_data, int options, phar_archive_data** pphar, char **error);
     550             : int phar_create_or_parse_filename(char *fname, int fname_len, char *alias, int alias_len, int is_data, int options, phar_archive_data** pphar, char **error);
     551             : int phar_open_executed_filename(char *alias, int alias_len, char **error);
     552             : int phar_free_alias(phar_archive_data *phar, char *alias, int alias_len);
     553             : int phar_get_archive(phar_archive_data **archive, char *fname, int fname_len, char *alias, int alias_len, char **error);
     554             : int phar_open_parsed_phar(char *fname, int fname_len, char *alias, int alias_len, int is_data, int options, phar_archive_data** pphar, char **error);
     555             : int phar_verify_signature(php_stream *fp, size_t end_of_phar, php_uint32 sig_type, char *sig, int sig_len, char *fname, char **signature, int *signature_len, char **error);
     556             : int phar_create_signature(phar_archive_data *phar, php_stream *fp, char **signature, int *signature_length, char **error);
     557             : 
     558             : /* utility functions */
     559             : zend_string *phar_create_default_stub(const char *index_php, const char *web_index, char **error);
     560             : char *phar_decompress_filter(phar_entry_info * entry, int return_unknown);
     561             : char *phar_compress_filter(phar_entry_info * entry, int return_unknown);
     562             : 
     563             : void phar_remove_virtual_dirs(phar_archive_data *phar, char *filename, int filename_len);
     564             : void phar_add_virtual_dirs(phar_archive_data *phar, char *filename, int filename_len);
     565             : int phar_mount_entry(phar_archive_data *phar, char *filename, int filename_len, char *path, int path_len);
     566             : zend_string *phar_find_in_include_path(char *file, int file_len, phar_archive_data **pphar);
     567             : char *phar_fix_filepath(char *path, int *new_len, int use_cwd);
     568             : phar_entry_info * phar_open_jit(phar_archive_data *phar, phar_entry_info *entry, char **error);
     569             : int phar_parse_metadata(char **buffer, zval *metadata, php_uint32 zip_metadata_len);
     570             : void destroy_phar_manifest_entry(zval *zv);
     571             : int phar_seek_efp(phar_entry_info *entry, zend_off_t offset, int whence, zend_off_t position, int follow_links);
     572             : php_stream *phar_get_efp(phar_entry_info *entry, int follow_links);
     573             : int phar_copy_entry_fp(phar_entry_info *source, phar_entry_info *dest, char **error);
     574             : int phar_open_entry_fp(phar_entry_info *entry, char **error, int follow_links);
     575             : phar_entry_info *phar_get_link_source(phar_entry_info *entry);
     576             : int phar_create_writeable_entry(phar_archive_data *phar, phar_entry_info *entry, char **error);
     577             : int phar_separate_entry_fp(phar_entry_info *entry, char **error);
     578             : int phar_open_archive_fp(phar_archive_data *phar);
     579             : int phar_copy_on_write(phar_archive_data **pphar);
     580             : 
     581             : /* tar functions in tar.c */
     582             : int phar_is_tar(char *buf, char *fname);
     583             : int phar_parse_tarfile(php_stream* fp, char *fname, int fname_len, char *alias, int alias_len, phar_archive_data** pphar, int is_data, php_uint32 compression, char **error);
     584             : int phar_open_or_create_tar(char *fname, int fname_len, char *alias, int alias_len, int is_data, int options, phar_archive_data** pphar, char **error);
     585             : int phar_tar_flush(phar_archive_data *phar, char *user_stub, zend_long len, int defaultstub, char **error);
     586             : 
     587             : /* zip functions in zip.c */
     588             : int phar_parse_zipfile(php_stream *fp, char *fname, int fname_len, char *alias, int alias_len, phar_archive_data** pphar, char **error);
     589             : int phar_open_or_create_zip(char *fname, int fname_len, char *alias, int alias_len, int is_data, int options, phar_archive_data** pphar, char **error);
     590             : int phar_zip_flush(phar_archive_data *archive, char *user_stub, zend_long len, int defaultstub, char **error);
     591             : 
     592             : #ifdef PHAR_MAIN
     593             : static int phar_open_from_fp(php_stream* fp, char *fname, int fname_len, char *alias, int alias_len, int options, phar_archive_data** pphar, int is_data, char **error);
     594             : extern php_stream_wrapper php_stream_phar_wrapper;
     595             : #else
     596             : extern HashTable cached_phars;
     597             : extern HashTable cached_alias;
     598             : #endif
     599             : 
     600             : int phar_archive_delref(phar_archive_data *phar);
     601             : int phar_entry_delref(phar_entry_data *idata);
     602             : 
     603             : phar_entry_info *phar_get_entry_info(phar_archive_data *phar, char *path, int path_len, char **error, int security);
     604             : phar_entry_info *phar_get_entry_info_dir(phar_archive_data *phar, char *path, int path_len, char dir, char **error, int security);
     605             : phar_entry_data *phar_get_or_create_entry_data(char *fname, int fname_len, char *path, int path_len, const char *mode, char allow_dir, char **error, int security);
     606             : int phar_get_entry_data(phar_entry_data **ret, char *fname, int fname_len, char *path, int path_len, const char *mode, char allow_dir, char **error, int security);
     607             : int phar_flush(phar_archive_data *archive, char *user_stub, zend_long len, int convert, char **error);
     608             : int phar_detect_phar_fname_ext(const char *filename, int filename_len, const char **ext_str, int *ext_len, int executable, int for_create, int is_complete);
     609             : int phar_split_fname(const char *filename, int filename_len, char **arch, int *arch_len, char **entry, int *entry_len, int executable, int for_create);
     610             : 
     611             : typedef enum {
     612             :         pcr_use_query,
     613             :         pcr_is_ok,
     614             :         pcr_err_double_slash,
     615             :         pcr_err_up_dir,
     616             :         pcr_err_curr_dir,
     617             :         pcr_err_back_slash,
     618             :         pcr_err_star,
     619             :         pcr_err_illegal_char,
     620             :         pcr_err_empty_entry
     621             : } phar_path_check_result;
     622             : 
     623             : phar_path_check_result phar_path_check(char **p, int *len, const char **error);
     624             : 
     625             : END_EXTERN_C()
     626             : 
     627             : /*
     628             :  * Local variables:
     629             :  * tab-width: 4
     630             :  * c-basic-offset: 4
     631             :  * End:
     632             :  * vim600: noet sw=4 ts=4 fdm=marker
     633             :  * vim<600: noet sw=4 ts=4
     634             :  */

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