#$@%#$%!

Ngiler SH3LL 360
: / opt / cloudlinux / alt-php52 / root / usr / include / php / main /

Information Server
MySQL : OFF Perl : OFF CURL : ON WGET : OFF PKEXEC : OFF

Directive	Local Value
IP Address	162.0.209.101
System	Linux premium169.web-hosting.com 4.18.0-553.50.1.lve.el8.x86_64 #1 SMP Thu Apr 17 19:10:24 UTC 2025 x86_64
User	luxeelil
PHP Version	8.0.30
Software	LiteSpeed
Doc root	Writable

Edit File : php_streams.h \| Size : 27.59 KB
/* +----------------------------------------------------------------------+ \| PHP Version 5 \| +----------------------------------------------------------------------+ \| Copyright (c) 1997-2010 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. \| +----------------------------------------------------------------------+ \| Author: Wez Furlong (wez@thebrainroom.com) \| +----------------------------------------------------------------------+ / / $Id: php_streams.h 293036 2010-01-03 09:23:27Z sebastian $ / #ifndef PHP_STREAMS_H #define PHP_STREAMS_H #ifdef HAVE_SYS_TIME_H #include <sys/time.h> #endif #include <sys/types.h> #include <sys/stat.h> BEGIN_EXTERN_C() PHPAPI int php_file_le_stream(void); PHPAPI int php_file_le_pstream(void); PHPAPI int php_file_le_stream_filter(void); END_EXTERN_C() / {{{ Streams memory debugging stuff / #if ZEND_DEBUG / these have more of a dependency on the definitions of the zend macros than * I would prefer, but doing it this way saves loads of idefs :-/ / # define STREAMS_D int __php_stream_call_depth ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC # define STREAMS_C 0 ZEND_FILE_LINE_CC ZEND_FILE_LINE_EMPTY_CC # define STREAMS_REL_C __php_stream_call_depth + 1 ZEND_FILE_LINE_CC, \ __php_stream_call_depth ? __zend_orig_filename : __zend_filename, \ __php_stream_call_depth ? __zend_orig_lineno : __zend_lineno # define STREAMS_DC , STREAMS_D # define STREAMS_CC , STREAMS_C # define STREAMS_REL_CC , STREAMS_REL_C #else # define STREAMS_D # define STREAMS_C # define STREAMS_REL_C # define STREAMS_DC # define STREAMS_CC # define STREAMS_REL_CC #endif / these functions relay the file/line number information. They are depth aware, so they will pass * the ultimate ancestor, which is useful, because there can be several layers of calls / #define php_stream_alloc_rel(ops, thisptr, persistent, mode) _php_stream_alloc((ops), (thisptr), (persistent), (mode) STREAMS_REL_CC TSRMLS_CC) #define php_stream_copy_to_mem_rel(src, buf, maxlen, persistent) _php_stream_copy_to_mem((src), (buf), (maxlen), (persistent) STREAMS_REL_CC TSRMLS_CC) #define php_stream_fopen_rel(filename, mode, opened, options) _php_stream_fopen((filename), (mode), (opened), (options) STREAMS_REL_CC TSRMLS_CC) #define php_stream_fopen_with_path_rel(filename, mode, path, opened, options) _php_stream_fopen_with_path((filename), (mode), (path), (opened), (options) STREAMS_REL_CC TSRMLS_CC) #define php_stream_fopen_from_fd_rel(fd, mode, persistent_id) _php_stream_fopen_from_fd((fd), (mode), (persistent_id) STREAMS_REL_CC TSRMLS_CC) #define php_stream_fopen_from_file_rel(file, mode) _php_stream_fopen_from_file((file), (mode) STREAMS_REL_CC TSRMLS_CC) #define php_stream_fopen_from_pipe_rel(file, mode) _php_stream_fopen_from_pipe((file), (mode) STREAMS_REL_CC TSRMLS_CC) #define php_stream_fopen_tmpfile_rel() _php_stream_fopen_tmpfile(0 STREAMS_REL_CC TSRMLS_CC) #define php_stream_fopen_temporary_file_rel(dir, pfx, opened_path) _php_stream_fopen_temporary_file((dir), (pfx), (opened_path) STREAMS_REL_CC TSRMLS_CC) #define php_stream_open_wrapper_rel(path, mode, options, opened) _php_stream_open_wrapper_ex((path), (mode), (options), (opened), NULL STREAMS_REL_CC TSRMLS_CC) #define php_stream_open_wrapper_ex_rel(path, mode, options, opened, context) _php_stream_open_wrapper_ex((path), (mode), (options), (opened), (context) STREAMS_REL_CC TSRMLS_CC) #define php_stream_make_seekable_rel(origstream, newstream, flags) _php_stream_make_seekable((origstream), (newstream), (flags) STREAMS_REL_CC TSRMLS_CC) / }}} / / The contents of the php_stream_ops and php_stream should only be accessed * using the functions/macros in this header. * If you need to get at something that doesn't have an API, * drop me a line <wez@thebrainroom.com> and we can sort out a way to do * it properly. * * The only exceptions to this rule are that stream implementations can use * the php_stream->abstract pointer to hold their context, and streams * opened via stream_open_wrappers can use the zval ptr in * php_stream->wrapperdata to hold meta data for php scripts to * retrieve using file_get_wrapper_data(). / typedef struct _php_stream php_stream; typedef struct _php_stream_wrapper php_stream_wrapper; typedef struct _php_stream_context php_stream_context; typedef struct _php_stream_filter php_stream_filter; #include "streams/php_stream_context.h" #include "streams/php_stream_filter_api.h" typedef struct _php_stream_statbuf { struct stat sb; / regular info / / extended info to go here some day: content-type etc. etc. / } php_stream_statbuf; typedef struct _php_stream_dirent { char d_name[MAXPATHLEN]; } php_stream_dirent; / operations on streams that are file-handles / typedef struct _php_stream_ops { / stdio like functions - these are mandatory! / size_t (write)(php_stream stream, const char buf, size_t count TSRMLS_DC); size_t (read)(php_stream stream, char buf, size_t count TSRMLS_DC); int (close)(php_stream stream, int close_handle TSRMLS_DC); int (flush)(php_stream stream TSRMLS_DC); const char label; /* label for this ops structure / / these are optional / int (seek)(php_stream stream, off_t offset, int whence, off_t newoffset TSRMLS_DC); int (cast)(php_stream stream, int castas, void *ret TSRMLS_DC); int (stat)(php_stream stream, php_stream_statbuf ssb TSRMLS_DC); int (set_option)(php_stream stream, int option, int value, void ptrparam TSRMLS_DC); } php_stream_ops; typedef struct _php_stream_wrapper_ops { / open/create a wrapped stream / php_stream (stream_opener)(php_stream_wrapper wrapper, char filename, char mode, int options, char *opened_path, php_stream_context context STREAMS_DC TSRMLS_DC); /* close/destroy a wrapped stream / int (stream_closer)(php_stream_wrapper wrapper, php_stream stream TSRMLS_DC); /* stat a wrapped stream / int (stream_stat)(php_stream_wrapper wrapper, php_stream stream, php_stream_statbuf ssb TSRMLS_DC); / stat a URL / int (url_stat)(php_stream_wrapper wrapper, char url, int flags, php_stream_statbuf ssb, php_stream_context context TSRMLS_DC); /* open a "directory" stream / php_stream (dir_opener)(php_stream_wrapper wrapper, char filename, char mode, int options, char *opened_path, php_stream_context context STREAMS_DC TSRMLS_DC); const char label; / delete a file / int (unlink)(php_stream_wrapper wrapper, char url, int options, php_stream_context context TSRMLS_DC); / rename a file / int (rename)(php_stream_wrapper wrapper, char url_from, char url_to, int options, php_stream_context context TSRMLS_DC); /* Create/Remove directory / int (stream_mkdir)(php_stream_wrapper wrapper, char url, int mode, int options, php_stream_context context TSRMLS_DC); int (stream_rmdir)(php_stream_wrapper wrapper, char url, int options, php_stream_context context TSRMLS_DC); } php_stream_wrapper_ops; struct _php_stream_wrapper { php_stream_wrapper_ops wops; /* operations the wrapper can perform / void abstract; /* context for the wrapper / int is_url; / so that PG(allow_url_fopen) can be respected / / support for wrappers to return (multiple) error messages to the stream opener / int err_count; char err_stack; }; #define PHP_STREAM_FLAG_NO_SEEK 1 #define PHP_STREAM_FLAG_NO_BUFFER 2 #define PHP_STREAM_FLAG_EOL_UNIX 0 / also includes DOS / #define PHP_STREAM_FLAG_DETECT_EOL 4 #define PHP_STREAM_FLAG_EOL_MAC 8 / set this when the stream might represent "interactive" data. * When set, the read buffer will avoid certain operations that * might otherwise cause the read to block for much longer than * is strictly required. / #define PHP_STREAM_FLAG_AVOID_BLOCKING 16 #define PHP_STREAM_FLAG_NO_CLOSE 32 #define PHP_STREAM_FLAG_IS_DIR 64 #define PHP_STREAM_FLAG_NO_FCLOSE 128 struct _php_stream { php_stream_ops ops; void abstract; / convenience pointer for abstraction / php_stream_filter_chain readfilters, writefilters; php_stream_wrapper wrapper; /* which wrapper was used to open the stream / void wrapperthis; /* convenience pointer for a instance of a wrapper / zval wrapperdata; /* fgetwrapperdata retrieves this / int fgetss_state; / for fgetss to handle multiline tags / int is_persistent; char mode[16]; / "rwb" etc. ala stdio / int rsrc_id; / used for auto-cleanup / int in_free; / to prevent recursion during free / / so we know how to clean it up correctly. This should be set to * PHP_STREAM_FCLOSE_XXX as appropriate / int fclose_stdiocast; FILE stdiocast; /* cache this, otherwise we might leak! / #if ZEND_DEBUG int __exposed; / non-zero if exposed as a zval somewhere / #endif char orig_path; php_stream_context context; int flags; / PHP_STREAM_FLAG_XXX / / buffer / off_t position; / of underlying stream / unsigned char readbuf; size_t readbuflen; off_t readpos; off_t writepos; /* how much data to read when filling buffer / size_t chunk_size; int eof; }; / php_stream / / state definitions when closing down; these are private to streams.c / #define PHP_STREAM_FCLOSE_NONE 0 #define PHP_STREAM_FCLOSE_FDOPEN 1 #define PHP_STREAM_FCLOSE_FOPENCOOKIE 2 / allocate a new stream for a particular ops / BEGIN_EXTERN_C() PHPAPI php_stream _php_stream_alloc(php_stream_ops ops, void abstract, const char persistent_id, const char mode STREAMS_DC TSRMLS_DC); END_EXTERN_C() #define php_stream_alloc(ops, thisptr, persistent_id, mode) _php_stream_alloc((ops), (thisptr), (persistent_id), (mode) STREAMS_CC TSRMLS_CC) #define php_stream_get_resource_id(stream) (stream)->rsrc_id #if ZEND_DEBUG /* use this to tell the stream that it is OK if we don't explicitly close it / # define php_stream_auto_cleanup(stream) { (stream)->__exposed++; } / use this to assign the stream to a zval and tell the stream that is * has been exported to the engine; it will expect to be closed automatically * when the resources are auto-destructed / # define php_stream_to_zval(stream, zval) { ZVAL_RESOURCE(zval, (stream)->rsrc_id); (stream)->__exposed++; } #else # define php_stream_auto_cleanup(stream) / nothing / # define php_stream_to_zval(stream, zval) { ZVAL_RESOURCE(zval, (stream)->rsrc_id); } #endif #define php_stream_from_zval(xstr, ppzval) ZEND_FETCH_RESOURCE2((xstr), php_stream , (ppzval), -1, "stream", php_file_le_stream(), php_file_le_pstream()) #define php_stream_from_zval_no_verify(xstr, ppzval) (xstr) = (php_stream)zend_fetch_resource((ppzval) TSRMLS_CC, -1, "stream", NULL, 2, php_file_le_stream(), php_file_le_pstream()) BEGIN_EXTERN_C() PHPAPI int php_stream_from_persistent_id(const char persistent_id, php_stream *stream TSRMLS_DC); #define PHP_STREAM_PERSISTENT_SUCCESS 0 / id exists / #define PHP_STREAM_PERSISTENT_FAILURE 1 / id exists but is not a stream! / #define PHP_STREAM_PERSISTENT_NOT_EXIST 2 / id does not exist / #define PHP_STREAM_FREE_CALL_DTOR 1 / call ops->close / #define PHP_STREAM_FREE_RELEASE_STREAM 2 / pefree(stream) / #define PHP_STREAM_FREE_PRESERVE_HANDLE 4 / tell ops->close to not close it's underlying handle / #define PHP_STREAM_FREE_RSRC_DTOR 8 / called from the resource list dtor / #define PHP_STREAM_FREE_PERSISTENT 16 / manually freeing a persistent connection / #define PHP_STREAM_FREE_CLOSE (PHP_STREAM_FREE_CALL_DTOR \| PHP_STREAM_FREE_RELEASE_STREAM) #define PHP_STREAM_FREE_CLOSE_CASTED (PHP_STREAM_FREE_CLOSE \| PHP_STREAM_FREE_PRESERVE_HANDLE) #define PHP_STREAM_FREE_CLOSE_PERSISTENT (PHP_STREAM_FREE_CLOSE \| PHP_STREAM_FREE_PERSISTENT) PHPAPI int _php_stream_free(php_stream stream, int close_options TSRMLS_DC); #define php_stream_free(stream, close_options) _php_stream_free((stream), (close_options) TSRMLS_CC) #define php_stream_close(stream) _php_stream_free((stream), PHP_STREAM_FREE_CLOSE TSRMLS_CC) #define php_stream_pclose(stream) _php_stream_free((stream), PHP_STREAM_FREE_CLOSE_PERSISTENT TSRMLS_CC) PHPAPI int _php_stream_seek(php_stream stream, off_t offset, int whence TSRMLS_DC); #define php_stream_rewind(stream) _php_stream_seek((stream), 0L, SEEK_SET TSRMLS_CC) #define php_stream_seek(stream, offset, whence) _php_stream_seek((stream), (offset), (whence) TSRMLS_CC) PHPAPI off_t _php_stream_tell(php_stream stream TSRMLS_DC); #define php_stream_tell(stream) _php_stream_tell((stream) TSRMLS_CC) PHPAPI size_t _php_stream_read(php_stream stream, char buf, size_t count TSRMLS_DC); #define php_stream_read(stream, buf, count) _php_stream_read((stream), (buf), (count) TSRMLS_CC) PHPAPI size_t _php_stream_write(php_stream stream, const char buf, size_t count TSRMLS_DC); #define php_stream_write_string(stream, str) _php_stream_write(stream, str, strlen(str) TSRMLS_CC) #define php_stream_write(stream, buf, count) _php_stream_write(stream, (buf), (count) TSRMLS_CC) PHPAPI size_t _php_stream_printf(php_stream stream TSRMLS_DC, const char fmt, ...); /* php_stream_printf macro & function require TSRMLS_CC / #define php_stream_printf _php_stream_printf PHPAPI int _php_stream_eof(php_stream stream TSRMLS_DC); #define php_stream_eof(stream) _php_stream_eof((stream) TSRMLS_CC) PHPAPI int _php_stream_getc(php_stream stream TSRMLS_DC); #define php_stream_getc(stream) _php_stream_getc((stream) TSRMLS_CC) PHPAPI int _php_stream_putc(php_stream stream, int c TSRMLS_DC); #define php_stream_putc(stream, c) _php_stream_putc((stream), (c) TSRMLS_CC) PHPAPI int _php_stream_flush(php_stream stream, int closing TSRMLS_DC); #define php_stream_flush(stream) _php_stream_flush((stream), 0 TSRMLS_CC) PHPAPI char _php_stream_get_line(php_stream stream, char buf, size_t maxlen, size_t returned_len TSRMLS_DC); #define php_stream_gets(stream, buf, maxlen) _php_stream_get_line((stream), (buf), (maxlen), NULL TSRMLS_CC) #define php_stream_get_line(stream, buf, maxlen, retlen) _php_stream_get_line((stream), (buf), (maxlen), (retlen) TSRMLS_CC) PHPAPI char php_stream_get_record(php_stream stream, size_t maxlen, size_t returned_len, char delim, size_t delim_len TSRMLS_DC); / CAREFUL! this is equivalent to puts NOT fputs! / PHPAPI int _php_stream_puts(php_stream stream, char buf TSRMLS_DC); #define php_stream_puts(stream, buf) _php_stream_puts((stream), (buf) TSRMLS_CC) PHPAPI int _php_stream_stat(php_stream stream, php_stream_statbuf ssb TSRMLS_DC); #define php_stream_stat(stream, ssb) _php_stream_stat((stream), (ssb) TSRMLS_CC) PHPAPI int _php_stream_stat_path(char path, int flags, php_stream_statbuf ssb, php_stream_context context TSRMLS_DC); #define php_stream_stat_path(path, ssb) _php_stream_stat_path((path), 0, (ssb), NULL TSRMLS_CC) #define php_stream_stat_path_ex(path, flags, ssb, context) _php_stream_stat_path((path), (flags), (ssb), (context) TSRMLS_CC) PHPAPI int _php_stream_mkdir(char path, int mode, int options, php_stream_context context TSRMLS_DC); #define php_stream_mkdir(path, mode, options, context) _php_stream_mkdir(path, mode, options, context TSRMLS_CC) PHPAPI int _php_stream_rmdir(char path, int options, php_stream_context context TSRMLS_DC); #define php_stream_rmdir(path, options, context) _php_stream_rmdir(path, options, context TSRMLS_CC) PHPAPI php_stream _php_stream_opendir(char path, int options, php_stream_context context STREAMS_DC TSRMLS_DC); #define php_stream_opendir(path, options, context) _php_stream_opendir((path), (options), (context) STREAMS_CC TSRMLS_CC) PHPAPI php_stream_dirent _php_stream_readdir(php_stream dirstream, php_stream_dirent ent TSRMLS_DC); #define php_stream_readdir(dirstream, dirent) _php_stream_readdir((dirstream), (dirent) TSRMLS_CC) #define php_stream_closedir(dirstream) php_stream_close((dirstream)) #define php_stream_rewinddir(dirstream) php_stream_rewind((dirstream)) PHPAPI int php_stream_dirent_alphasort(const char a, const char b); PHPAPI int php_stream_dirent_alphasortr(const char a, const char b); PHPAPI int _php_stream_scandir(char dirname, char namelist[], int flags, php_stream_context context, int (compare) (const char a, const char b) TSRMLS_DC); #define php_stream_scandir(dirname, namelist, context, compare) _php_stream_scandir((dirname), (namelist), 0, (context), (compare) TSRMLS_CC) PHPAPI int _php_stream_set_option(php_stream stream, int option, int value, void ptrparam TSRMLS_DC); #define php_stream_set_option(stream, option, value, ptrvalue) _php_stream_set_option((stream), (option), (value), (ptrvalue) TSRMLS_CC) #define php_stream_set_chunk_size(stream, size) _php_stream_set_option((stream), PHP_STREAM_OPTION_SET_CHUNK_SIZE, (size), NULL TSRMLS_CC) END_EXTERN_C() / Flags for mkdir method in wrapper ops / #define PHP_STREAM_MKDIR_RECURSIVE 1 / define REPORT ERRORS 8 (below) / / Flags for rmdir method in wrapper ops / / define REPORT_ERRORS 8 (below) / / Flags for url_stat method in wrapper ops / #define PHP_STREAM_URL_STAT_LINK 1 #define PHP_STREAM_URL_STAT_QUIET 2 / change the blocking mode of stream: value == 1 => blocking, value == 0 => non-blocking. / #define PHP_STREAM_OPTION_BLOCKING 1 / change the buffering mode of stream. value is a PHP_STREAM_BUFFER_XXXX value, ptrparam is a ptr to a size_t holding * the required buffer size / #define PHP_STREAM_OPTION_READ_BUFFER 2 #define PHP_STREAM_OPTION_WRITE_BUFFER 3 #define PHP_STREAM_BUFFER_NONE 0 / unbuffered / #define PHP_STREAM_BUFFER_LINE 1 / line buffered / #define PHP_STREAM_BUFFER_FULL 2 / fully buffered / / set the timeout duration for reads on the stream. ptrparam is a pointer to a struct timeval * / #define PHP_STREAM_OPTION_READ_TIMEOUT 4 #define PHP_STREAM_OPTION_SET_CHUNK_SIZE 5 / set or release lock on a stream / #define PHP_STREAM_OPTION_LOCKING 6 / whether or not locking is supported / #define PHP_STREAM_LOCK_SUPPORTED 1 #define php_stream_supports_lock(stream) _php_stream_set_option((stream), PHP_STREAM_OPTION_LOCKING, 0, (void ) PHP_STREAM_LOCK_SUPPORTED TSRMLS_CC) == 0 ? 1 : 0 #define php_stream_lock(stream, mode) _php_stream_set_option((stream), PHP_STREAM_OPTION_LOCKING, (mode), (void ) NULL TSRMLS_CC) / option code used by the php_stream_xport_XXX api / #define PHP_STREAM_OPTION_XPORT_API 7 / see php_stream_transport.h / #define PHP_STREAM_OPTION_CRYPTO_API 8 / see php_stream_transport.h / #define PHP_STREAM_OPTION_MMAP_API 9 / see php_stream_mmap.h / #define PHP_STREAM_OPTION_TRUNCATE_API 10 #define PHP_STREAM_TRUNCATE_SUPPORTED 0 #define PHP_STREAM_TRUNCATE_SET_SIZE 1 / ptrparam is a pointer to a size_t / #define php_stream_truncate_supported(stream) (_php_stream_set_option((stream), PHP_STREAM_OPTION_TRUNCATE_API, PHP_STREAM_TRUNCATE_SUPPORTED, NULL TSRMLS_CC) == PHP_STREAM_OPTION_RETURN_OK ? 1 : 0) BEGIN_EXTERN_C() PHPAPI int _php_stream_truncate_set_size(php_stream stream, size_t newsize TSRMLS_DC); #define php_stream_truncate_set_size(stream, size) _php_stream_truncate_set_size((stream), (size) TSRMLS_CC) END_EXTERN_C() #define PHP_STREAM_OPTION_META_DATA_API 11 /* ptrparam is a zval* to which to add meta data information / #define php_stream_populate_meta_data(stream, zv) (_php_stream_set_option((stream), PHP_STREAM_OPTION_META_DATA_API, 0, zv TSRMLS_CC) == PHP_STREAM_OPTION_RETURN_OK ? 1 : 0) / Check if the stream is still "live"; for sockets/pipes this means the socket * is still connected; for files, this does not really have meaning / #define PHP_STREAM_OPTION_CHECK_LIVENESS 12 / no parameters / #define PHP_STREAM_OPTION_RETURN_OK 0 / option set OK / #define PHP_STREAM_OPTION_RETURN_ERR -1 / problem setting option / #define PHP_STREAM_OPTION_RETURN_NOTIMPL -2 / underlying stream does not implement; streams can handle it instead / / copy up to maxlen bytes from src to dest. If maxlen is PHP_STREAM_COPY_ALL, copy until eof(src). * Uses mmap if the src is a plain file and at offset 0 / #define PHP_STREAM_COPY_ALL ((size_t)-1) BEGIN_EXTERN_C() PHPAPI size_t _php_stream_copy_to_stream(php_stream src, php_stream dest, size_t maxlen STREAMS_DC TSRMLS_DC); #define php_stream_copy_to_stream(src, dest, maxlen) _php_stream_copy_to_stream((src), (dest), (maxlen) STREAMS_CC TSRMLS_CC) PHPAPI size_t _php_stream_copy_to_stream_ex(php_stream src, php_stream dest, size_t maxlen, size_t len STREAMS_DC TSRMLS_DC); #define php_stream_copy_to_stream_ex(src, dest, maxlen, len) _php_stream_copy_to_stream_ex((src), (dest), (maxlen), (len) STREAMS_CC TSRMLS_CC) /* read all data from stream and put into a buffer. Caller must free buffer when done. * The copy will use mmap if available. / PHPAPI size_t _php_stream_copy_to_mem(php_stream src, char *buf, size_t maxlen, int persistent STREAMS_DC TSRMLS_DC); #define php_stream_copy_to_mem(src, buf, maxlen, persistent) _php_stream_copy_to_mem((src), (buf), (maxlen), (persistent) STREAMS_CC TSRMLS_CC) / output all data from a stream / PHPAPI size_t _php_stream_passthru(php_stream src STREAMS_DC TSRMLS_DC); #define php_stream_passthru(stream) _php_stream_passthru((stream) STREAMS_CC TSRMLS_CC) END_EXTERN_C() #include "streams/php_stream_transport.h" #include "streams/php_stream_plain_wrapper.h" #include "streams/php_stream_userspace.h" #include "streams/php_stream_mmap.h" /* coerce the stream into some other form / / cast as a stdio FILE * / #define PHP_STREAM_AS_STDIO 0 / cast as a POSIX fd or socketd / #define PHP_STREAM_AS_FD 1 / cast as a socketd / #define PHP_STREAM_AS_SOCKETD 2 / cast as fd/socket for select purposes / #define PHP_STREAM_AS_FD_FOR_SELECT 3 / try really, really hard to make sure the cast happens (avoid using this flag if possible) / #define PHP_STREAM_CAST_TRY_HARD 0x80000000 #define PHP_STREAM_CAST_RELEASE 0x40000000 / stream becomes invalid on success / #define PHP_STREAM_CAST_INTERNAL 0x20000000 / stream cast for internal use / #define PHP_STREAM_CAST_MASK (PHP_STREAM_CAST_TRY_HARD \| PHP_STREAM_CAST_RELEASE \| PHP_STREAM_CAST_INTERNAL) BEGIN_EXTERN_C() PHPAPI int _php_stream_cast(php_stream stream, int castas, void *ret, int show_err TSRMLS_DC); END_EXTERN_C() / use this to check if a stream can be cast into another form / #define php_stream_can_cast(stream, as) _php_stream_cast((stream), (as), NULL, 0 TSRMLS_CC) #define php_stream_cast(stream, as, ret, show_err) _php_stream_cast((stream), (as), (ret), (show_err) TSRMLS_CC) / use this to check if a stream is of a particular type: * PHPAPI int php_stream_is(php_stream stream, php_stream_ops ops); / #define php_stream_is(stream, anops) ((stream)->ops == anops) #define PHP_STREAM_IS_STDIO &php_stream_stdio_ops #define php_stream_is_persistent(stream) (stream)->is_persistent / Wrappers support / #define IGNORE_PATH 0 #define USE_PATH 1 #define IGNORE_URL 2 #define ENFORCE_SAFE_MODE 4 #define REPORT_ERRORS 8 / If you don't need to write to the stream, but really need to * be able to seek, use this flag in your options. / #define STREAM_MUST_SEEK 16 / If you are going to end up casting the stream into a FILE* or * a socket, pass this flag and the streams/wrappers will not use * buffering mechanisms while reading the headers, so that HTTP * wrapped streams will work consistently. * If you omit this flag, streams will use buffering and should end * up working more optimally. * / #define STREAM_WILL_CAST 32 / this flag applies to php_stream_locate_url_wrapper / #define STREAM_LOCATE_WRAPPERS_ONLY 64 / this flag is only used by include/require functions / #define STREAM_OPEN_FOR_INCLUDE 128 / this flag tells streams to ONLY open urls / #define STREAM_USE_URL 256 / this flag is used when only the headers from HTTP request are to be fetched / #define STREAM_ONLY_GET_HEADERS 512 / don't apply open_basedir checks / #define STREAM_DISABLE_OPEN_BASEDIR 1024 / get (or create) a persistent version of the stream / #define STREAM_OPEN_PERSISTENT 2048 / don't check allow_url_fopen and allow_url_include / #define STREAM_DISABLE_URL_PROTECTION 0x00002000 / Antique - no longer has meaning / #define IGNORE_URL_WIN 0 int php_init_stream_wrappers(int module_number TSRMLS_DC); int php_shutdown_stream_wrappers(int module_number TSRMLS_DC); void php_shutdown_stream_hashes(TSRMLS_D); PHP_RSHUTDOWN_FUNCTION(streams); BEGIN_EXTERN_C() PHPAPI int php_register_url_stream_wrapper(char protocol, php_stream_wrapper wrapper TSRMLS_DC); PHPAPI int php_unregister_url_stream_wrapper(char protocol TSRMLS_DC); PHPAPI int php_register_url_stream_wrapper_volatile(char protocol, php_stream_wrapper wrapper TSRMLS_DC); PHPAPI int php_unregister_url_stream_wrapper_volatile(char protocol TSRMLS_DC); PHPAPI php_stream _php_stream_open_wrapper_ex(char path, char mode, int options, char *opened_path, php_stream_context context STREAMS_DC TSRMLS_DC); PHPAPI php_stream_wrapper php_stream_locate_url_wrapper(const char path, char *path_for_open, int options TSRMLS_DC); PHPAPI char php_stream_locate_eol(php_stream stream, char buf, size_t buf_len TSRMLS_DC); #define php_stream_open_wrapper(path, mode, options, opened) _php_stream_open_wrapper_ex((path), (mode), (options), (opened), NULL STREAMS_CC TSRMLS_CC) #define php_stream_open_wrapper_ex(path, mode, options, opened, context) _php_stream_open_wrapper_ex((path), (mode), (options), (opened), (context) STREAMS_CC TSRMLS_CC) #define php_stream_get_from_zval(stream, zstream, mode, options, opened, context) \ if (Z_TYPE_PP((zstream)) == IS_RESOURCE) { \ php_stream_from_zval((stream), (zstream)); \ } else (stream) = Z_TYPE_PP((zstream)) == IS_STRING ? \ php_stream_open_wrapper_ex(Z_STRVAL_PP((zstream)), (mode), (options), (opened), (context)) : NULL /* pushes an error message onto the stack for a wrapper instance / PHPAPI void php_stream_wrapper_log_error(php_stream_wrapper wrapper, int options TSRMLS_DC, const char fmt, ...); #define PHP_STREAM_UNCHANGED 0 / orig stream was seekable anyway / #define PHP_STREAM_RELEASED 1 / newstream should be used; origstream is no longer valid / #define PHP_STREAM_FAILED 2 / an error occurred while attempting conversion / #define PHP_STREAM_CRITICAL 3 / an error occurred; origstream is in an unknown state; you should close origstream / #define PHP_STREAM_NO_PREFERENCE 0 #define PHP_STREAM_PREFER_STDIO 1 #define PHP_STREAM_FORCE_CONVERSION 2 / DO NOT call this on streams that are referenced by resources! / PHPAPI int _php_stream_make_seekable(php_stream origstream, php_stream *newstream, int flags STREAMS_DC TSRMLS_DC); #define php_stream_make_seekable(origstream, newstream, flags) _php_stream_make_seekable((origstream), (newstream), (flags) STREAMS_CC TSRMLS_CC) / Give other modules access to the url_stream_wrappers_hash and stream_filters_hash / PHPAPI HashTable _php_stream_get_url_stream_wrappers_hash(TSRMLS_D); #define php_stream_get_url_stream_wrappers_hash() _php_stream_get_url_stream_wrappers_hash(TSRMLS_C) PHPAPI HashTable php_stream_get_url_stream_wrappers_hash_global(void); PHPAPI HashTable _php_get_stream_filters_hash(TSRMLS_D); #define php_get_stream_filters_hash() _php_get_stream_filters_hash(TSRMLS_C) PHPAPI HashTable php_get_stream_filters_hash_global(void); END_EXTERN_C() #endif / Definitions for user streams / #define PHP_STREAM_IS_URL 1 / * Local variables: * tab-width: 4 * c-basic-offset: 4 * End: * vim600: sw=4 ts=4 fdm=marker * vim<600: sw=4 ts=4 */ Back

Edit File : php_streams.h | Size : 27.59 KB

/*
   +----------------------------------------------------------------------+
   | PHP Version 5                                                        |
   +----------------------------------------------------------------------+
   | Copyright (c) 1997-2010 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.               |
   +----------------------------------------------------------------------+
   | Author: Wez Furlong (wez@thebrainroom.com)                           |
   +----------------------------------------------------------------------+
 */

/* $Id: php_streams.h 293036 2010-01-03 09:23:27Z sebastian $ */

#ifndef PHP_STREAMS_H
#define PHP_STREAMS_H

#ifdef HAVE_SYS_TIME_H
#include <sys/time.h>
#endif
#include <sys/types.h>
#include <sys/stat.h>

BEGIN_EXTERN_C()
PHPAPI int php_file_le_stream(void);
PHPAPI int php_file_le_pstream(void);
PHPAPI int php_file_le_stream_filter(void);
END_EXTERN_C()

/* {{{ Streams memory debugging stuff */

#if ZEND_DEBUG
/* these have more of a dependency on the definitions of the zend macros than
 * I would prefer, but doing it this way saves loads of idefs :-/ */
# define STREAMS_D			int __php_stream_call_depth ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC 
# define STREAMS_C			0 ZEND_FILE_LINE_CC ZEND_FILE_LINE_EMPTY_CC 
# define STREAMS_REL_C		__php_stream_call_depth + 1 ZEND_FILE_LINE_CC, \
	__php_stream_call_depth ? __zend_orig_filename : __zend_filename, \
	__php_stream_call_depth ? __zend_orig_lineno : __zend_lineno

# define STREAMS_DC		, STREAMS_D
# define STREAMS_CC		, STREAMS_C
# define STREAMS_REL_CC	, STREAMS_REL_C

#else
# define STREAMS_D
# define STREAMS_C
# define STREAMS_REL_C
# define STREAMS_DC
# define STREAMS_CC
# define STREAMS_REL_CC
#endif

/* these functions relay the file/line number information. They are depth aware, so they will pass
 * the ultimate ancestor, which is useful, because there can be several layers of calls */
#define php_stream_alloc_rel(ops, thisptr, persistent, mode) _php_stream_alloc((ops), (thisptr), (persistent), (mode) STREAMS_REL_CC TSRMLS_CC)

#define php_stream_copy_to_mem_rel(src, buf, maxlen, persistent) _php_stream_copy_to_mem((src), (buf), (maxlen), (persistent) STREAMS_REL_CC TSRMLS_CC)
	
#define php_stream_fopen_rel(filename, mode, opened, options) _php_stream_fopen((filename), (mode), (opened), (options) STREAMS_REL_CC TSRMLS_CC)

#define php_stream_fopen_with_path_rel(filename, mode, path, opened, options) _php_stream_fopen_with_path((filename), (mode), (path), (opened), (options) STREAMS_REL_CC TSRMLS_CC)

#define php_stream_fopen_from_fd_rel(fd, mode, persistent_id)	 _php_stream_fopen_from_fd((fd), (mode), (persistent_id) STREAMS_REL_CC TSRMLS_CC)
#define php_stream_fopen_from_file_rel(file, mode)	 _php_stream_fopen_from_file((file), (mode) STREAMS_REL_CC TSRMLS_CC)
	
#define php_stream_fopen_from_pipe_rel(file, mode)	 _php_stream_fopen_from_pipe((file), (mode) STREAMS_REL_CC TSRMLS_CC)
	
#define php_stream_fopen_tmpfile_rel()	_php_stream_fopen_tmpfile(0 STREAMS_REL_CC TSRMLS_CC)

#define php_stream_fopen_temporary_file_rel(dir, pfx, opened_path)	_php_stream_fopen_temporary_file((dir), (pfx), (opened_path) STREAMS_REL_CC TSRMLS_CC)
	
#define php_stream_open_wrapper_rel(path, mode, options, opened) _php_stream_open_wrapper_ex((path), (mode), (options), (opened), NULL STREAMS_REL_CC TSRMLS_CC)
#define php_stream_open_wrapper_ex_rel(path, mode, options, opened, context) _php_stream_open_wrapper_ex((path), (mode), (options), (opened), (context) STREAMS_REL_CC TSRMLS_CC)

#define php_stream_make_seekable_rel(origstream, newstream, flags) _php_stream_make_seekable((origstream), (newstream), (flags) STREAMS_REL_CC TSRMLS_CC)

/* }}} */
	
/* The contents of the php_stream_ops and php_stream should only be accessed
 * using the functions/macros in this header.
 * If you need to get at something that doesn't have an API,
 * drop me a line <wez@thebrainroom.com> and we can sort out a way to do
 * it properly.
 * 
 * The only exceptions to this rule are that stream implementations can use
 * the php_stream->abstract pointer to hold their context, and streams
 * opened via stream_open_wrappers can use the zval ptr in
 * php_stream->wrapperdata to hold meta data for php scripts to
 * retrieve using file_get_wrapper_data(). */

typedef struct _php_stream php_stream;
typedef struct _php_stream_wrapper php_stream_wrapper;
typedef struct _php_stream_context php_stream_context;
typedef struct _php_stream_filter php_stream_filter;

#include "streams/php_stream_context.h"
#include "streams/php_stream_filter_api.h"

typedef struct _php_stream_statbuf {
	struct stat sb; /* regular info */
	/* extended info to go here some day: content-type etc. etc. */
} php_stream_statbuf;

typedef struct _php_stream_dirent {
	char d_name[MAXPATHLEN];
} php_stream_dirent;

/* operations on streams that are file-handles */
typedef struct _php_stream_ops  {
	/* stdio like functions - these are mandatory! */
	size_t (*write)(php_stream *stream, const char *buf, size_t count TSRMLS_DC);
	size_t (*read)(php_stream *stream, char *buf, size_t count TSRMLS_DC);
	int    (*close)(php_stream *stream, int close_handle TSRMLS_DC);
	int    (*flush)(php_stream *stream TSRMLS_DC);
	
	const char *label; /* label for this ops structure */
	
	/* these are optional */
	int (*seek)(php_stream *stream, off_t offset, int whence, off_t *newoffset TSRMLS_DC);
	int (*cast)(php_stream *stream, int castas, void **ret TSRMLS_DC);
	int (*stat)(php_stream *stream, php_stream_statbuf *ssb TSRMLS_DC);
	int (*set_option)(php_stream *stream, int option, int value, void *ptrparam TSRMLS_DC);
} php_stream_ops;

typedef struct _php_stream_wrapper_ops {
	/* open/create a wrapped stream */
	php_stream *(*stream_opener)(php_stream_wrapper *wrapper, char *filename, char *mode,
			int options, char **opened_path, php_stream_context *context STREAMS_DC TSRMLS_DC);
	/* close/destroy a wrapped stream */
	int (*stream_closer)(php_stream_wrapper *wrapper, php_stream *stream TSRMLS_DC);
	/* stat a wrapped stream */
	int (*stream_stat)(php_stream_wrapper *wrapper, php_stream *stream, php_stream_statbuf *ssb TSRMLS_DC);
	/* stat a URL */
	int (*url_stat)(php_stream_wrapper *wrapper, char *url, int flags, php_stream_statbuf *ssb, php_stream_context *context TSRMLS_DC);
	/* open a "directory" stream */
	php_stream *(*dir_opener)(php_stream_wrapper *wrapper, char *filename, char *mode,
			int options, char **opened_path, php_stream_context *context STREAMS_DC TSRMLS_DC);
	
	const char *label;

/* delete a file */
	int (*unlink)(php_stream_wrapper *wrapper, char *url, int options, php_stream_context *context TSRMLS_DC);

/* rename a file */
	int (*rename)(php_stream_wrapper *wrapper, char *url_from, char *url_to, int options, php_stream_context *context TSRMLS_DC);

/* Create/Remove directory */
	int (*stream_mkdir)(php_stream_wrapper *wrapper, char *url, int mode, int options, php_stream_context *context TSRMLS_DC);
	int (*stream_rmdir)(php_stream_wrapper *wrapper, char *url, int options, php_stream_context *context TSRMLS_DC);
} php_stream_wrapper_ops;

struct _php_stream_wrapper	{
	php_stream_wrapper_ops *wops;	/* operations the wrapper can perform */
	void *abstract;					/* context for the wrapper */
	int is_url;						/* so that PG(allow_url_fopen) can be respected */

/* support for wrappers to return (multiple) error messages to the stream opener */
	int err_count;
	char **err_stack;
};

#define PHP_STREAM_FLAG_NO_SEEK						1
#define PHP_STREAM_FLAG_NO_BUFFER					2

#define PHP_STREAM_FLAG_EOL_UNIX					0 /* also includes DOS */
#define PHP_STREAM_FLAG_DETECT_EOL					4
#define PHP_STREAM_FLAG_EOL_MAC						8

/* set this when the stream might represent "interactive" data.
 * When set, the read buffer will avoid certain operations that
 * might otherwise cause the read to block for much longer than
 * is strictly required. */
#define PHP_STREAM_FLAG_AVOID_BLOCKING				16

#define PHP_STREAM_FLAG_NO_CLOSE					32
	
#define PHP_STREAM_FLAG_IS_DIR						64

#define PHP_STREAM_FLAG_NO_FCLOSE					128

struct _php_stream  {
	php_stream_ops *ops;
	void *abstract;  		/* convenience pointer for abstraction */

php_stream_filter_chain readfilters, writefilters;

php_stream_wrapper *wrapper; /* which wrapper was used to open the stream */
	void *wrapperthis;		/* convenience pointer for a instance of a wrapper */
	zval *wrapperdata;		/* fgetwrapperdata retrieves this */

int fgetss_state;		/* for fgetss to handle multiline tags */
	int is_persistent;
	char mode[16];			/* "rwb" etc. ala stdio */
	int rsrc_id;			/* used for auto-cleanup */
	int in_free;			/* to prevent recursion during free */
	/* so we know how to clean it up correctly.  This should be set to
	 * PHP_STREAM_FCLOSE_XXX as appropriate */
	int fclose_stdiocast;
	FILE *stdiocast;    /* cache this, otherwise we might leak! */
#if ZEND_DEBUG
	int __exposed;	/* non-zero if exposed as a zval somewhere */
#endif
	char *orig_path;

php_stream_context *context;
	int flags;	/* PHP_STREAM_FLAG_XXX */

/* buffer */
	off_t position; /* of underlying stream */
	unsigned char *readbuf;
	size_t readbuflen;
	off_t readpos;
	off_t writepos;
	
	/* how much data to read when filling buffer */
	size_t chunk_size;

int eof;

}; /* php_stream */
/* state definitions when closing down; these are private to streams.c */
#define PHP_STREAM_FCLOSE_NONE 0
#define PHP_STREAM_FCLOSE_FDOPEN	1
#define PHP_STREAM_FCLOSE_FOPENCOOKIE 2

/* allocate a new stream for a particular ops */
BEGIN_EXTERN_C()
PHPAPI php_stream *_php_stream_alloc(php_stream_ops *ops, void *abstract,
		const char *persistent_id, const char *mode STREAMS_DC TSRMLS_DC);
END_EXTERN_C()
#define php_stream_alloc(ops, thisptr, persistent_id, mode)	_php_stream_alloc((ops), (thisptr), (persistent_id), (mode) STREAMS_CC TSRMLS_CC)

#define php_stream_get_resource_id(stream)		(stream)->rsrc_id
#if ZEND_DEBUG
/* use this to tell the stream that it is OK if we don't explicitly close it */
# define php_stream_auto_cleanup(stream)	{ (stream)->__exposed++; }
/* use this to assign the stream to a zval and tell the stream that is
 * has been exported to the engine; it will expect to be closed automatically
 * when the resources are auto-destructed */
# define php_stream_to_zval(stream, zval)	{ ZVAL_RESOURCE(zval, (stream)->rsrc_id); (stream)->__exposed++; }
#else
# define php_stream_auto_cleanup(stream)	/* nothing */
# define php_stream_to_zval(stream, zval)	{ ZVAL_RESOURCE(zval, (stream)->rsrc_id); }
#endif

#define php_stream_from_zval(xstr, ppzval)	ZEND_FETCH_RESOURCE2((xstr), php_stream *, (ppzval), -1, "stream", php_file_le_stream(), php_file_le_pstream())
#define php_stream_from_zval_no_verify(xstr, ppzval)	(xstr) = (php_stream*)zend_fetch_resource((ppzval) TSRMLS_CC, -1, "stream", NULL, 2, php_file_le_stream(), php_file_le_pstream())

BEGIN_EXTERN_C()
PHPAPI int php_stream_from_persistent_id(const char *persistent_id, php_stream **stream TSRMLS_DC);
#define PHP_STREAM_PERSISTENT_SUCCESS	0 /* id exists */
#define PHP_STREAM_PERSISTENT_FAILURE	1 /* id exists but is not a stream! */
#define PHP_STREAM_PERSISTENT_NOT_EXIST	2 /* id does not exist */

#define PHP_STREAM_FREE_CALL_DTOR			1 /* call ops->close */
#define PHP_STREAM_FREE_RELEASE_STREAM		2 /* pefree(stream) */
#define PHP_STREAM_FREE_PRESERVE_HANDLE		4 /* tell ops->close to not close it's underlying handle */
#define PHP_STREAM_FREE_RSRC_DTOR			8 /* called from the resource list dtor */
#define PHP_STREAM_FREE_PERSISTENT			16 /* manually freeing a persistent connection */
#define PHP_STREAM_FREE_CLOSE				(PHP_STREAM_FREE_CALL_DTOR | PHP_STREAM_FREE_RELEASE_STREAM)
#define PHP_STREAM_FREE_CLOSE_CASTED		(PHP_STREAM_FREE_CLOSE | PHP_STREAM_FREE_PRESERVE_HANDLE)
#define PHP_STREAM_FREE_CLOSE_PERSISTENT	(PHP_STREAM_FREE_CLOSE | PHP_STREAM_FREE_PERSISTENT)

PHPAPI int _php_stream_free(php_stream *stream, int close_options TSRMLS_DC);
#define php_stream_free(stream, close_options)	_php_stream_free((stream), (close_options) TSRMLS_CC)
#define php_stream_close(stream)	_php_stream_free((stream), PHP_STREAM_FREE_CLOSE TSRMLS_CC)
#define php_stream_pclose(stream)	_php_stream_free((stream), PHP_STREAM_FREE_CLOSE_PERSISTENT TSRMLS_CC)

PHPAPI int _php_stream_seek(php_stream *stream, off_t offset, int whence TSRMLS_DC);
#define php_stream_rewind(stream)	_php_stream_seek((stream), 0L, SEEK_SET TSRMLS_CC)
#define php_stream_seek(stream, offset, whence)	_php_stream_seek((stream), (offset), (whence) TSRMLS_CC)

PHPAPI off_t _php_stream_tell(php_stream *stream TSRMLS_DC);
#define php_stream_tell(stream)	_php_stream_tell((stream) TSRMLS_CC)

PHPAPI size_t _php_stream_read(php_stream *stream, char *buf, size_t count TSRMLS_DC);
#define php_stream_read(stream, buf, count)		_php_stream_read((stream), (buf), (count) TSRMLS_CC)

PHPAPI size_t _php_stream_write(php_stream *stream, const char *buf, size_t count TSRMLS_DC);
#define php_stream_write_string(stream, str)	_php_stream_write(stream, str, strlen(str) TSRMLS_CC)
#define php_stream_write(stream, buf, count)	_php_stream_write(stream, (buf), (count) TSRMLS_CC)

PHPAPI size_t _php_stream_printf(php_stream *stream TSRMLS_DC, const char *fmt, ...);
/* php_stream_printf macro & function require TSRMLS_CC */
#define php_stream_printf _php_stream_printf

PHPAPI int _php_stream_eof(php_stream *stream TSRMLS_DC);
#define php_stream_eof(stream)	_php_stream_eof((stream) TSRMLS_CC)

PHPAPI int _php_stream_getc(php_stream *stream TSRMLS_DC);
#define php_stream_getc(stream)	_php_stream_getc((stream) TSRMLS_CC)

PHPAPI int _php_stream_putc(php_stream *stream, int c TSRMLS_DC);
#define php_stream_putc(stream, c)	_php_stream_putc((stream), (c) TSRMLS_CC)

PHPAPI int _php_stream_flush(php_stream *stream, int closing TSRMLS_DC);
#define php_stream_flush(stream)	_php_stream_flush((stream), 0 TSRMLS_CC)

PHPAPI char *_php_stream_get_line(php_stream *stream, char *buf, size_t maxlen, size_t *returned_len TSRMLS_DC);
#define php_stream_gets(stream, buf, maxlen)	_php_stream_get_line((stream), (buf), (maxlen), NULL TSRMLS_CC)

#define php_stream_get_line(stream, buf, maxlen, retlen) _php_stream_get_line((stream), (buf), (maxlen), (retlen) TSRMLS_CC)
PHPAPI char *php_stream_get_record(php_stream *stream, size_t maxlen, size_t *returned_len, char *delim, size_t delim_len TSRMLS_DC);

/* CAREFUL! this is equivalent to puts NOT fputs! */
PHPAPI int _php_stream_puts(php_stream *stream, char *buf TSRMLS_DC);
#define php_stream_puts(stream, buf)	_php_stream_puts((stream), (buf) TSRMLS_CC)

PHPAPI int _php_stream_stat(php_stream *stream, php_stream_statbuf *ssb TSRMLS_DC);
#define php_stream_stat(stream, ssb)	_php_stream_stat((stream), (ssb) TSRMLS_CC)

PHPAPI int _php_stream_stat_path(char *path, int flags, php_stream_statbuf *ssb, php_stream_context *context TSRMLS_DC);
#define php_stream_stat_path(path, ssb)	_php_stream_stat_path((path), 0, (ssb), NULL TSRMLS_CC)
#define php_stream_stat_path_ex(path, flags, ssb, context)	_php_stream_stat_path((path), (flags), (ssb), (context) TSRMLS_CC)

PHPAPI int _php_stream_mkdir(char *path, int mode, int options, php_stream_context *context TSRMLS_DC);
#define php_stream_mkdir(path, mode, options, context)	_php_stream_mkdir(path, mode, options, context TSRMLS_CC)

PHPAPI int _php_stream_rmdir(char *path, int options, php_stream_context *context TSRMLS_DC);
#define php_stream_rmdir(path, options, context)	_php_stream_rmdir(path, options, context TSRMLS_CC)

PHPAPI php_stream *_php_stream_opendir(char *path, int options, php_stream_context *context STREAMS_DC TSRMLS_DC);
#define php_stream_opendir(path, options, context)	_php_stream_opendir((path), (options), (context) STREAMS_CC TSRMLS_CC)
PHPAPI php_stream_dirent *_php_stream_readdir(php_stream *dirstream, php_stream_dirent *ent TSRMLS_DC);
#define php_stream_readdir(dirstream, dirent)	_php_stream_readdir((dirstream), (dirent) TSRMLS_CC)
#define php_stream_closedir(dirstream)	php_stream_close((dirstream))
#define php_stream_rewinddir(dirstream)	php_stream_rewind((dirstream))

PHPAPI int php_stream_dirent_alphasort(const char **a, const char **b);
PHPAPI int php_stream_dirent_alphasortr(const char **a, const char **b);

PHPAPI int _php_stream_scandir(char *dirname, char **namelist[], int flags, php_stream_context *context,
			int (*compare) (const char **a, const char **b) TSRMLS_DC);
#define php_stream_scandir(dirname, namelist, context, compare) _php_stream_scandir((dirname), (namelist), 0, (context), (compare) TSRMLS_CC)

PHPAPI int _php_stream_set_option(php_stream *stream, int option, int value, void *ptrparam TSRMLS_DC);
#define php_stream_set_option(stream, option, value, ptrvalue)	_php_stream_set_option((stream), (option), (value), (ptrvalue) TSRMLS_CC)

#define php_stream_set_chunk_size(stream, size) _php_stream_set_option((stream), PHP_STREAM_OPTION_SET_CHUNK_SIZE, (size), NULL TSRMLS_CC)

END_EXTERN_C()

/* Flags for mkdir method in wrapper ops */
#define PHP_STREAM_MKDIR_RECURSIVE	1
/* define REPORT ERRORS 8 (below) */

/* Flags for rmdir method in wrapper ops */
/* define REPORT_ERRORS 8 (below) */

/* Flags for url_stat method in wrapper ops */
#define PHP_STREAM_URL_STAT_LINK	1
#define PHP_STREAM_URL_STAT_QUIET	2

/* change the blocking mode of stream: value == 1 => blocking, value == 0 => non-blocking. */
#define PHP_STREAM_OPTION_BLOCKING	1

/* change the buffering mode of stream. value is a PHP_STREAM_BUFFER_XXXX value, ptrparam is a ptr to a size_t holding
 * the required buffer size */
#define PHP_STREAM_OPTION_READ_BUFFER	2
#define PHP_STREAM_OPTION_WRITE_BUFFER	3

#define PHP_STREAM_BUFFER_NONE	0	/* unbuffered */
#define PHP_STREAM_BUFFER_LINE	1	/* line buffered */
#define PHP_STREAM_BUFFER_FULL	2	/* fully buffered */

/* set the timeout duration for reads on the stream. ptrparam is a pointer to a struct timeval * */
#define PHP_STREAM_OPTION_READ_TIMEOUT	4
#define PHP_STREAM_OPTION_SET_CHUNK_SIZE	5

/* set or release lock on a stream */
#define PHP_STREAM_OPTION_LOCKING		6

/* whether or not locking is supported */
#define PHP_STREAM_LOCK_SUPPORTED		1

#define php_stream_supports_lock(stream)	_php_stream_set_option((stream), PHP_STREAM_OPTION_LOCKING, 0, (void *) PHP_STREAM_LOCK_SUPPORTED TSRMLS_CC) == 0 ? 1 : 0
#define php_stream_lock(stream, mode)		_php_stream_set_option((stream), PHP_STREAM_OPTION_LOCKING, (mode), (void *) NULL TSRMLS_CC)

/* option code used by the php_stream_xport_XXX api */
#define PHP_STREAM_OPTION_XPORT_API			7 /* see php_stream_transport.h */
#define PHP_STREAM_OPTION_CRYPTO_API		8 /* see php_stream_transport.h */
#define PHP_STREAM_OPTION_MMAP_API			9 /* see php_stream_mmap.h */
#define PHP_STREAM_OPTION_TRUNCATE_API		10

#define PHP_STREAM_TRUNCATE_SUPPORTED	0
#define PHP_STREAM_TRUNCATE_SET_SIZE	1	/* ptrparam is a pointer to a size_t */

#define php_stream_truncate_supported(stream)	(_php_stream_set_option((stream), PHP_STREAM_OPTION_TRUNCATE_API, PHP_STREAM_TRUNCATE_SUPPORTED, NULL TSRMLS_CC) == PHP_STREAM_OPTION_RETURN_OK ? 1 : 0)

BEGIN_EXTERN_C()
PHPAPI int _php_stream_truncate_set_size(php_stream *stream, size_t newsize TSRMLS_DC);
#define php_stream_truncate_set_size(stream, size)	_php_stream_truncate_set_size((stream), (size) TSRMLS_CC)
END_EXTERN_C()

#define PHP_STREAM_OPTION_META_DATA_API		11 /* ptrparam is a zval* to which to add meta data information */
#define php_stream_populate_meta_data(stream, zv)	(_php_stream_set_option((stream), PHP_STREAM_OPTION_META_DATA_API, 0, zv TSRMLS_CC) == PHP_STREAM_OPTION_RETURN_OK ? 1 : 0)

/* Check if the stream is still "live"; for sockets/pipes this means the socket
 * is still connected; for files, this does not really have meaning */
#define PHP_STREAM_OPTION_CHECK_LIVENESS	12 /* no parameters */

#define PHP_STREAM_OPTION_RETURN_OK			 0 /* option set OK */
#define PHP_STREAM_OPTION_RETURN_ERR 		-1 /* problem setting option */
#define PHP_STREAM_OPTION_RETURN_NOTIMPL	-2 /* underlying stream does not implement; streams can handle it instead */

/* copy up to maxlen bytes from src to dest.  If maxlen is PHP_STREAM_COPY_ALL, copy until eof(src).
 * Uses mmap if the src is a plain file and at offset 0 */
#define PHP_STREAM_COPY_ALL		((size_t)-1)

BEGIN_EXTERN_C()
PHPAPI size_t _php_stream_copy_to_stream(php_stream *src, php_stream *dest, size_t maxlen STREAMS_DC TSRMLS_DC);
#define php_stream_copy_to_stream(src, dest, maxlen)	_php_stream_copy_to_stream((src), (dest), (maxlen) STREAMS_CC TSRMLS_CC)
PHPAPI size_t _php_stream_copy_to_stream_ex(php_stream *src, php_stream *dest, size_t maxlen, size_t *len STREAMS_DC TSRMLS_DC);
#define php_stream_copy_to_stream_ex(src, dest, maxlen, len)	_php_stream_copy_to_stream_ex((src), (dest), (maxlen), (len) STREAMS_CC TSRMLS_CC)

/* read all data from stream and put into a buffer. Caller must free buffer when done.
 * The copy will use mmap if available. */
PHPAPI size_t _php_stream_copy_to_mem(php_stream *src, char **buf, size_t maxlen,
		int persistent STREAMS_DC TSRMLS_DC);
#define php_stream_copy_to_mem(src, buf, maxlen, persistent) _php_stream_copy_to_mem((src), (buf), (maxlen), (persistent) STREAMS_CC TSRMLS_CC)

/* output all data from a stream */
PHPAPI size_t _php_stream_passthru(php_stream * src STREAMS_DC TSRMLS_DC);
#define php_stream_passthru(stream)	_php_stream_passthru((stream) STREAMS_CC TSRMLS_CC)
END_EXTERN_C()

#include "streams/php_stream_transport.h"
#include "streams/php_stream_plain_wrapper.h"
#include "streams/php_stream_userspace.h"
#include "streams/php_stream_mmap.h"

/* coerce the stream into some other form */
/* cast as a stdio FILE * */
#define PHP_STREAM_AS_STDIO     0
/* cast as a POSIX fd or socketd */
#define PHP_STREAM_AS_FD		1
/* cast as a socketd */
#define PHP_STREAM_AS_SOCKETD	2
/* cast as fd/socket for select purposes */
#define PHP_STREAM_AS_FD_FOR_SELECT 3

/* try really, really hard to make sure the cast happens (avoid using this flag if possible) */
#define PHP_STREAM_CAST_TRY_HARD	0x80000000
#define PHP_STREAM_CAST_RELEASE		0x40000000	/* stream becomes invalid on success */
#define PHP_STREAM_CAST_INTERNAL	0x20000000	/* stream cast for internal use */
#define PHP_STREAM_CAST_MASK		(PHP_STREAM_CAST_TRY_HARD | PHP_STREAM_CAST_RELEASE | PHP_STREAM_CAST_INTERNAL)
BEGIN_EXTERN_C()
PHPAPI int _php_stream_cast(php_stream *stream, int castas, void **ret, int show_err TSRMLS_DC);
END_EXTERN_C()
/* use this to check if a stream can be cast into another form */
#define php_stream_can_cast(stream, as)	_php_stream_cast((stream), (as), NULL, 0 TSRMLS_CC)
#define php_stream_cast(stream, as, ret, show_err)	_php_stream_cast((stream), (as), (ret), (show_err) TSRMLS_CC)

/* use this to check if a stream is of a particular type:
 * PHPAPI int php_stream_is(php_stream *stream, php_stream_ops *ops); */
#define php_stream_is(stream, anops)		((stream)->ops == anops)
#define PHP_STREAM_IS_STDIO &php_stream_stdio_ops

#define php_stream_is_persistent(stream)	(stream)->is_persistent

/* Wrappers support */

#define IGNORE_PATH			0
#define USE_PATH			1
#define IGNORE_URL			2
#define ENFORCE_SAFE_MODE 	4
#define REPORT_ERRORS		8
/* If you don't need to write to the stream, but really need to
 * be able to seek, use this flag in your options. */
#define STREAM_MUST_SEEK	16
/* If you are going to end up casting the stream into a FILE* or
 * a socket, pass this flag and the streams/wrappers will not use
 * buffering mechanisms while reading the headers, so that HTTP
 * wrapped streams will work consistently.
 * If you omit this flag, streams will use buffering and should end 
 * up working more optimally.
 * */
#define STREAM_WILL_CAST	32

/* this flag applies to php_stream_locate_url_wrapper */
#define STREAM_LOCATE_WRAPPERS_ONLY	64

/* this flag is only used by include/require functions */
#define STREAM_OPEN_FOR_INCLUDE		128

/* this flag tells streams to ONLY open urls */
#define STREAM_USE_URL			256

/* this flag is used when only the headers from HTTP request are to be fetched */
#define STREAM_ONLY_GET_HEADERS		512

/* don't apply open_basedir checks */
#define STREAM_DISABLE_OPEN_BASEDIR	1024

/* get (or create) a persistent version of the stream */
#define STREAM_OPEN_PERSISTENT	2048

/* don't check allow_url_fopen and allow_url_include */
#define STREAM_DISABLE_URL_PROTECTION   0x00002000

/* Antique - no longer has meaning */
#define IGNORE_URL_WIN 0

int php_init_stream_wrappers(int module_number TSRMLS_DC);
int php_shutdown_stream_wrappers(int module_number TSRMLS_DC);
void php_shutdown_stream_hashes(TSRMLS_D);
PHP_RSHUTDOWN_FUNCTION(streams);

BEGIN_EXTERN_C()
PHPAPI int php_register_url_stream_wrapper(char *protocol, php_stream_wrapper *wrapper TSRMLS_DC);
PHPAPI int php_unregister_url_stream_wrapper(char *protocol TSRMLS_DC);
PHPAPI int php_register_url_stream_wrapper_volatile(char *protocol, php_stream_wrapper *wrapper TSRMLS_DC);
PHPAPI int php_unregister_url_stream_wrapper_volatile(char *protocol TSRMLS_DC);
PHPAPI php_stream *_php_stream_open_wrapper_ex(char *path, char *mode, int options, char **opened_path, php_stream_context *context STREAMS_DC TSRMLS_DC);
PHPAPI php_stream_wrapper *php_stream_locate_url_wrapper(const char *path, char **path_for_open, int options TSRMLS_DC);
PHPAPI char *php_stream_locate_eol(php_stream *stream, char *buf, size_t buf_len TSRMLS_DC);

#define php_stream_open_wrapper(path, mode, options, opened)	_php_stream_open_wrapper_ex((path), (mode), (options), (opened), NULL STREAMS_CC TSRMLS_CC)
#define php_stream_open_wrapper_ex(path, mode, options, opened, context)	_php_stream_open_wrapper_ex((path), (mode), (options), (opened), (context) STREAMS_CC TSRMLS_CC)

#define php_stream_get_from_zval(stream, zstream, mode, options, opened, context) \
		if (Z_TYPE_PP((zstream)) == IS_RESOURCE) { \
			php_stream_from_zval((stream), (zstream)); \
		} else (stream) = Z_TYPE_PP((zstream)) == IS_STRING ?  \
			php_stream_open_wrapper_ex(Z_STRVAL_PP((zstream)), (mode), (options), (opened), (context)) : NULL

/* pushes an error message onto the stack for a wrapper instance */
PHPAPI void php_stream_wrapper_log_error(php_stream_wrapper *wrapper, int options TSRMLS_DC, const char *fmt, ...);

#define PHP_STREAM_UNCHANGED	0 /* orig stream was seekable anyway */
#define PHP_STREAM_RELEASED		1 /* newstream should be used; origstream is no longer valid */
#define PHP_STREAM_FAILED		2 /* an error occurred while attempting conversion */
#define PHP_STREAM_CRITICAL		3 /* an error occurred; origstream is in an unknown state; you should close origstream */
#define PHP_STREAM_NO_PREFERENCE	0
#define PHP_STREAM_PREFER_STDIO		1
#define PHP_STREAM_FORCE_CONVERSION	2
/* DO NOT call this on streams that are referenced by resources! */
PHPAPI int _php_stream_make_seekable(php_stream *origstream, php_stream **newstream, int flags STREAMS_DC TSRMLS_DC);
#define php_stream_make_seekable(origstream, newstream, flags)	_php_stream_make_seekable((origstream), (newstream), (flags) STREAMS_CC TSRMLS_CC)

/* Give other modules access to the url_stream_wrappers_hash and stream_filters_hash */
PHPAPI HashTable *_php_stream_get_url_stream_wrappers_hash(TSRMLS_D);
#define php_stream_get_url_stream_wrappers_hash()	_php_stream_get_url_stream_wrappers_hash(TSRMLS_C)
PHPAPI HashTable *php_stream_get_url_stream_wrappers_hash_global(void);
PHPAPI HashTable *_php_get_stream_filters_hash(TSRMLS_D);
#define php_get_stream_filters_hash()	_php_get_stream_filters_hash(TSRMLS_C)
PHPAPI HashTable *php_get_stream_filters_hash_global(void);
END_EXTERN_C()
#endif

/* Definitions for user streams */
#define PHP_STREAM_IS_URL		1

/*
 * Local variables:
 * tab-width: 4
 * c-basic-offset: 4
 * End:
 * vim600: sw=4 ts=4 fdm=marker
 * vim<600: sw=4 ts=4
 */

Back