/* +----------------------------------------------------------------------+ | phar php single-file executable PHP extension | +----------------------------------------------------------------------+ | Copyright (c) 2006-2007 The PHP Group | +----------------------------------------------------------------------+ | This source file is subject to version 3.01 of the PHP license, | | that is bundled with this package in the file LICENSE, and is | | available through the world-wide-web at the following url: | | http://www.php.net/license/3_01.txt. | | If you did not receive a copy of the PHP license and are unable to | | obtain it through the world-wide-web, please send a note to | | license@php.net so we can mail you a copy immediately. | +----------------------------------------------------------------------+ | Authors: Gregory Beaver | | Marcus Boerger | +----------------------------------------------------------------------+ */ /* $Id$ */ #ifdef HAVE_CONFIG_H #include "config.h" #endif #include #include "php.h" #include "tar.h" #include "php_ini.h" #include "zend_constants.h" #include "zend_execute.h" #include "zend_exceptions.h" #include "zend_hash.h" #include "zend_interfaces.h" #include "zend_operators.h" #include "zend_qsort.h" #include "zend_vm.h" #include "main/php_streams.h" #include "main/streams/php_stream_plain_wrapper.h" #include "main/SAPI.h" #include "main/php_main.h" #include "main/php_open_temporary_file.h" #include "ext/standard/info.h" #include "ext/standard/basic_functions.h" #include "ext/standard/file.h" #include "ext/standard/php_string.h" #include "ext/standard/url.h" #include "ext/standard/crc32.h" #include "ext/standard/md5.h" #include "ext/standard/sha1.h" #include "ext/standard/php_var.h" #include "ext/standard/php_smart_str.h" #include "ext/standard/php_versioning.h" #ifndef PHP_WIN32 #include "TSRM/tsrm_strtok_r.h" #endif #include "TSRM/tsrm_virtual_cwd.h" #if HAVE_SPL #include "ext/spl/spl_array.h" #include "ext/spl/spl_directory.h" #include "ext/spl/spl_engine.h" #include "ext/spl/spl_exceptions.h" #include "ext/spl/spl_iterators.h" #endif #include "php_phar.h" #ifdef HAVE_STDINT_H #include #endif #if HAVE_HASH_EXT #include "ext/hash/php_hash.h" #include "ext/hash/php_hash_sha.h" #endif #ifndef E_RECOVERABLE_ERROR #define E_RECOVERABLE_ERROR E_ERROR #endif #define PHAR_EXT_VERSION_STR "2.0.0" #define PHAR_API_VERSION_STR "1.1.1" /* x.y.z maps to 0xyz0 */ #define PHAR_API_VERSION 0x1110 /* if we bump PHAR_API_VERSION, change this from 0x1100 to PHAR_API_VERSION */ #define PHAR_API_VERSION_NODIR 0x1100 #define PHAR_API_MIN_DIR 0x1110 #define PHAR_API_MIN_READ 0x1000 #define PHAR_API_MAJORVERSION 0x1000 #define PHAR_API_MAJORVER_MASK 0xF000 #define PHAR_API_VER_MASK 0xFFF0 #define PHAR_HDR_COMPRESSION_MASK 0x0000F000 #define PHAR_HDR_COMPRESSED_NONE 0x00000000 #define PHAR_HDR_COMPRESSED_GZ 0x00001000 #define PHAR_HDR_COMPRESSED_BZ2 0x00002000 #define PHAR_HDR_SIGNATURE 0x00010000 /* flags for defining that the entire file should be compressed */ #define PHAR_FILE_COMPRESSION_MASK 0x00F00000 #define PHAR_FILE_COMPRESSED_NONE 0x00000000 #define PHAR_FILE_COMPRESSED_GZ 0x00100000 #define PHAR_FILE_COMPRESSED_BZ2 0x00200000 #define PHAR_SIG_MD5 0x0001 #define PHAR_SIG_SHA1 0x0002 #define PHAR_SIG_SHA256 0x0003 #define PHAR_SIG_SHA512 0x0004 #define PHAR_SIG_PGP 0x0010 /* flags byte for each file adheres to these bitmasks. All unused values are reserved */ #define PHAR_ENT_COMPRESSION_MASK 0x0000F000 #define PHAR_ENT_COMPRESSED_NONE 0x00000000 #define PHAR_ENT_COMPRESSED_GZ 0x00001000 #define PHAR_ENT_COMPRESSED_BZ2 0x00002000 #define PHAR_ENT_PERM_MASK 0x000001FF #define PHAR_ENT_PERM_MASK_USR 0x000001C0 #define PHAR_ENT_PERM_SHIFT_USR 6 #define PHAR_ENT_PERM_MASK_GRP 0x00000038 #define PHAR_ENT_PERM_SHIFT_GRP 3 #define PHAR_ENT_PERM_MASK_OTH 0x00000007 #define PHAR_ENT_PERM_DEF_FILE 0x000001B6 #define PHAR_ENT_PERM_DEF_DIR 0x000001FF #define TAR_FILE '0' #define TAR_LINK '1' #define TAR_SYMLINK '2' #define TAR_DIR '5' #define TAR_NEW '8' ZEND_BEGIN_MODULE_GLOBALS(phar) HashTable phar_fname_map; HashTable phar_alias_map; HashTable phar_plain_map; HashTable phar_SERVER_mung_list; char* extract_list; int readonly; zend_bool readonly_orig; zend_bool require_hash_orig; int request_init; int require_hash; int request_done; int request_ends; void (*orig_fopen)(INTERNAL_FUNCTION_PARAMETERS); void (*orig_file_get_contents)(INTERNAL_FUNCTION_PARAMETERS); void (*orig_is_file)(INTERNAL_FUNCTION_PARAMETERS); void (*orig_is_link)(INTERNAL_FUNCTION_PARAMETERS); void (*orig_is_dir)(INTERNAL_FUNCTION_PARAMETERS); void (*orig_opendir)(INTERNAL_FUNCTION_PARAMETERS); void (*orig_file_exists)(INTERNAL_FUNCTION_PARAMETERS); void (*orig_fileperms)(INTERNAL_FUNCTION_PARAMETERS); void (*orig_fileinode)(INTERNAL_FUNCTION_PARAMETERS); void (*orig_filesize)(INTERNAL_FUNCTION_PARAMETERS); void (*orig_fileowner)(INTERNAL_FUNCTION_PARAMETERS); void (*orig_filegroup)(INTERNAL_FUNCTION_PARAMETERS); void (*orig_fileatime)(INTERNAL_FUNCTION_PARAMETERS); void (*orig_filemtime)(INTERNAL_FUNCTION_PARAMETERS); void (*orig_filectime)(INTERNAL_FUNCTION_PARAMETERS); void (*orig_filetype)(INTERNAL_FUNCTION_PARAMETERS); void (*orig_is_writable)(INTERNAL_FUNCTION_PARAMETERS); void (*orig_is_readable)(INTERNAL_FUNCTION_PARAMETERS); void (*orig_is_executable)(INTERNAL_FUNCTION_PARAMETERS); void (*orig_lstat)(INTERNAL_FUNCTION_PARAMETERS); void (*orig_stat)(INTERNAL_FUNCTION_PARAMETERS); /* used for includes with . in them inside front controller */ char* cwd; int cwd_len; ZEND_END_MODULE_GLOBALS(phar) ZEND_EXTERN_MODULE_GLOBALS(phar) #ifdef ZTS # include "TSRM.h" # define PHAR_G(v) TSRMG(phar_globals_id, zend_phar_globals *, v) # define PHAR_GLOBALS ((zend_phar_globals *) (*((void ***) tsrm_ls))[TSRM_UNSHUFFLE_RSRC_ID(phar_globals_id)]) #else # define PHAR_G(v) (phar_globals.v) # define PHAR_GLOBALS (&phar_globals) #endif #ifndef php_uint16 # if SIZEOF_SHORT == 2 # define php_uint16 unsigned short # else # define php_uint16 uint16_t # endif #endif #include "pharzip.h" #if HAVE_SPL typedef union _phar_archive_object phar_archive_object; typedef union _phar_entry_object phar_entry_object; #endif /* * used in phar_entry_info->fp_type to */ enum phar_fp_type { /* regular file pointer phar_archive_data->fp */ PHAR_FP, /* uncompressed file pointer phar_archive_data->uncompressed_fp */ PHAR_UFP, /* modified file pointer phar_entry_info->fp */ PHAR_MOD }; typedef struct _phar_archive_data phar_archive_data; /* entry for one file in a phar file */ typedef struct _phar_entry_info { /* first bytes are exactly as in file */ php_uint32 uncompressed_filesize; php_uint32 timestamp; php_uint32 compressed_filesize; php_uint32 crc32; php_uint32 flags; /* remainder */ /* when changing compression, save old flags in case fp is NULL */ php_uint32 old_flags; zval *metadata; php_uint32 filename_len; char *filename; enum phar_fp_type fp_type; /* offset within original phar file of the file contents */ long offset_abs; /* offset within fp of the file contents */ long offset; /* offset within original phar file of the file header (for zip-based/tar-based) */ long header_offset; php_stream *fp; php_stream *cfp; int fp_refcount; int is_crc_checked:1; int is_modified:1; int is_deleted:1; int is_dir:1; /* used when iterating */ int is_temp_dir:1; phar_archive_data *phar; smart_str metadata_str; /* tar-based phar file stuff */ int is_tar:1; char *link; /* symbolic link to another file */ char tar_type; /* zip-based phar file stuff */ int is_zip:1; } phar_entry_info; /* information about a phar file (the archive itself) */ struct _phar_archive_data { char *fname; int fname_len; char *alias; int alias_len; char version[12]; size_t internal_file_start; size_t halt_offset; HashTable manifest; php_uint32 flags; php_uint32 min_timestamp; php_uint32 max_timestamp; php_stream *fp; /* decompressed file contents are stored here */ php_stream *ufp; int refcount; php_uint32 sig_flags; int sig_len; char *signature; zval *metadata; int is_explicit_alias:1; int is_modified:1; int is_writeable:1; int is_brandnew:1; /* defer phar creation */ int donotflush:1; /* zip-based phar variables */ int is_zip:1; /* tar-based phar variables */ int is_tar:1; }; #define PHAR_MIME_PHP '\0' #define PHAR_MIME_PHPS '\1' #define PHAR_MIME_OTHER '\2' typedef struct _phar_mime_type { char *mime; int len; /* one of PHAR_MIME_* */ char type; } phar_mime_type; /* stream access data for one file entry in a phar file */ typedef struct _phar_entry_data { phar_archive_data *phar; php_stream *fp; /* stream position proxy, allows multiple open streams referring to the same fp */ off_t position; /* for copies of the phar fp, defines where 0 is */ off_t zero; int for_write:1; int is_zip:1; int is_tar:1; phar_entry_info *internal_file; } phar_entry_data; #if HAVE_SPL /* archive php object */ union _phar_archive_object { zend_object std; spl_filesystem_object spl; struct { zend_object std; phar_archive_data *archive; } arc; }; #endif #if HAVE_SPL /* entry php object */ union _phar_entry_object { zend_object std; spl_filesystem_object spl; struct { zend_object std; phar_entry_info *entry; } ent; }; #endif BEGIN_EXTERN_C() int phar_has_bz2; int phar_has_zlib; #ifdef PHP_WIN32 char *tsrm_strtok_r(char *s, const char *delim, char **last); static inline void phar_unixify_path_separators(char *path, int path_len) { char *s; /* unixify win paths */ for (s = path; s - path < path_len; s++) { if (*s == '\\') { *s = '/'; } } } #endif void phar_request_initialize(TSRMLS_D); void phar_object_init(TSRMLS_D); int phar_open_entry_file(phar_archive_data *phar, phar_entry_info *entry, char **error TSRMLS_DC); int phar_open_filename(char *fname, int fname_len, char *alias, int alias_len, int options, phar_archive_data** pphar, char **error TSRMLS_DC); int phar_open_or_create_filename(char *fname, int fname_len, char *alias, int alias_len, int options, phar_archive_data** pphar, char **error TSRMLS_DC); int phar_create_or_parse_filename(char *fname, int fname_len, char *alias, int alias_len, int options, phar_archive_data** pphar, char **error TSRMLS_DC); int phar_open_compiled_file(char *alias, int alias_len, char **error TSRMLS_DC); int phar_get_archive(phar_archive_data **archive, char *fname, int fname_len, char *alias, int alias_len, char **error TSRMLS_DC); int phar_open_loaded(char *fname, int fname_len, char *alias, int alias_len, int options, phar_archive_data** pphar, char **error TSRMLS_DC); /* utility functions */ char *phar_create_default_stub(const char *index_php, const char *web_index, size_t *len, char **error TSRMLS_DC); char * phar_decompress_filter(phar_entry_info * entry, int return_unknown); char * phar_compress_filter(phar_entry_info * entry, int return_unknown); char *phar_fix_filepath(char *path, int *new_len, int use_cwd TSRMLS_DC); phar_entry_info * phar_open_jit(phar_archive_data *phar, phar_entry_info *entry, php_stream *fp, char **error, int for_write TSRMLS_DC); int phar_parse_metadata(char **buffer, zval **metadata, int is_zip TSRMLS_DC); void destroy_phar_manifest_entry(void *pDest); int phar_seek_efp(phar_entry_info *entry, off_t offset, int whence, off_t position TSRMLS_DC); php_stream *phar_get_efp(phar_entry_info *entry); int phar_copy_entry_fp(phar_entry_info *source, phar_entry_info *dest, char **error TSRMLS_DC); int phar_open_entry_fp(phar_entry_info *entry, char **error TSRMLS_DC); int phar_create_writeable_entry(phar_archive_data *phar, phar_entry_info *entry, char **error TSRMLS_DC); int phar_separate_entry_fp(phar_entry_info *entry, char **error TSRMLS_DC); int phar_open_archive_fp(phar_archive_data *phar TSRMLS_DC); /* tar functions in tar.c */ int phar_is_tar(char *buf); int phar_open_tarfile(php_stream* fp, char *fname, int fname_len, char *alias, int alias_len, int options, phar_archive_data** pphar, php_uint32 compression, char **error TSRMLS_DC); int phar_flush(phar_archive_data *archive, char *user_stub, long len, char **error TSRMLS_DC); int phar_open_or_create_tar(char *fname, int fname_len, char *alias, int alias_len, int options, phar_archive_data** pphar, char **error TSRMLS_DC); int phar_tar_flush(phar_archive_data *phar, char *user_stub, long len, char **error TSRMLS_DC); /* zip functions in zip.c */ int phar_open_zipfile(php_stream *fp, char *fname, int fname_len, char *alias, int alias_len, phar_archive_data** pphar, char **error TSRMLS_DC); int phar_open_or_create_zip(char *fname, int fname_len, char *alias, int alias_len, int options, phar_archive_data** pphar, char **error TSRMLS_DC); int phar_zip_flush(phar_archive_data *archive, char *user_stub, long len, char **error TSRMLS_DC); #ifdef PHAR_MAIN static int phar_open_fp(php_stream* fp, char *fname, int fname_len, char *alias, int alias_len, int options, phar_archive_data** pphar, char **error TSRMLS_DC); extern php_stream_wrapper php_stream_phar_wrapper; #endif int phar_archive_delref(phar_archive_data *phar TSRMLS_DC); int phar_entry_delref(phar_entry_data *idata TSRMLS_DC); phar_entry_info *phar_get_entry_info(phar_archive_data *phar, char *path, int path_len, char **error TSRMLS_DC); phar_entry_info *phar_get_entry_info_dir(phar_archive_data *phar, char *path, int path_len, char dir, char **error TSRMLS_DC); phar_entry_data *phar_get_or_create_entry_data(char *fname, int fname_len, char *path, int path_len, char *mode, char allow_dir, char **error TSRMLS_DC); int phar_get_entry_data(phar_entry_data **ret, char *fname, int fname_len, char *path, int path_len, char *mode, char allow_dir, char **error TSRMLS_DC); int phar_flush(phar_archive_data *archive, char *user_stub, long len, char **error TSRMLS_DC); int phar_detect_phar_fname_ext(const char *filename, int check_length, char **ext_str, int *ext_len); int phar_split_fname(char *filename, int filename_len, char **arch, int *arch_len, char **entry, int *entry_len TSRMLS_DC); typedef enum { pcr_use_query, pcr_is_ok, pcr_err_double_slash, pcr_err_up_dir, pcr_err_curr_dir, pcr_err_back_slash, pcr_err_star, pcr_err_illegal_char, pcr_err_empty_entry } phar_path_check_result; phar_path_check_result phar_path_check(char **p, int *len, const char **error); END_EXTERN_C() /* * Local variables: * tab-width: 4 * c-basic-offset: 4 * End: * vim600: noet sw=4 ts=4 fdm=marker * vim<600: noet sw=4 ts=4 */