mirror of
https://github.com/php/php-src.git
synced 2024-12-21 07:51:23 +08:00
318 lines
11 KiB
C
318 lines
11 KiB
C
/*
|
|
+----------------------------------------------------------------------+
|
|
| PHP Version 5 |
|
|
+----------------------------------------------------------------------+
|
|
| Copyright (c) 1997-2008 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: Michael Wallner <mike@php.net> |
|
|
+----------------------------------------------------------------------+
|
|
*/
|
|
|
|
/* $Id$ */
|
|
|
|
#ifndef PHP_OUTPUT_H
|
|
#define PHP_OUTPUT_H
|
|
|
|
#define PHP_OUTPUT_NEWAPI 1
|
|
|
|
/* handler ops */
|
|
#define PHP_OUTPUT_HANDLER_WRITE 0x00 /* standard passthru */
|
|
#define PHP_OUTPUT_HANDLER_START 0x01 /* start */
|
|
#define PHP_OUTPUT_HANDLER_CLEAN 0x02 /* restart */
|
|
#define PHP_OUTPUT_HANDLER_FLUSH 0x04 /* pass along as much as possible */
|
|
#define PHP_OUTPUT_HANDLER_FINAL 0x08 /* finalize */
|
|
#define PHP_OUTPUT_HANDLER_CONT PHP_OUTPUT_HANDLER_WRITE
|
|
#define PHP_OUTPUT_HANDLER_END PHP_OUTPUT_HANDLER_FINAL
|
|
|
|
/* handler types */
|
|
#define PHP_OUTPUT_HANDLER_INTERNAL 0x0000
|
|
#define PHP_OUTPUT_HANDLER_USER 0x0001
|
|
|
|
/* handler ability flags */
|
|
#define PHP_OUTPUT_HANDLER_CLEANABLE 0x0010
|
|
#define PHP_OUTPUT_HANDLER_FLUSHABLE 0x0020
|
|
#define PHP_OUTPUT_HANDLER_REMOVABLE 0x0040
|
|
#define PHP_OUTPUT_HANDLER_STDFLAGS 0x0070
|
|
|
|
/* handler status flags */
|
|
#define PHP_OUTPUT_HANDLER_STARTED 0x1000
|
|
#define PHP_OUTPUT_HANDLER_DISABLED 0x2000
|
|
|
|
/* handler op return values */
|
|
typedef enum _php_output_handler_status_t {
|
|
PHP_OUTPUT_HANDLER_FAILURE,
|
|
PHP_OUTPUT_HANDLER_SUCCESS,
|
|
PHP_OUTPUT_HANDLER_NO_DATA,
|
|
} php_output_handler_status_t;
|
|
|
|
/* php_output_stack_pop() flags */
|
|
#define PHP_OUTPUT_POP_TRY 0x000
|
|
#define PHP_OUTPUT_POP_FORCE 0x001
|
|
#define PHP_OUTPUT_POP_DISCARD 0x010
|
|
#define PHP_OUTPUT_POP_SILENT 0x100
|
|
|
|
/* real global flags */
|
|
#define PHP_OUTPUT_IMPLICITFLUSH 0x01
|
|
#define PHP_OUTPUT_DISABLED 0x02
|
|
#define PHP_OUTPUT_WRITTEN 0x04
|
|
#define PHP_OUTPUT_SENT 0x08
|
|
/* supplementary flags for php_output_get_status() */
|
|
#define PHP_OUTPUT_ACTIVE 0x10
|
|
#define PHP_OUTPUT_LOCKED 0x20
|
|
|
|
/* handler hooks */
|
|
typedef enum _php_output_handler_hook_t {
|
|
PHP_OUTPUT_HANDLER_HOOK_GET_OPAQ,
|
|
PHP_OUTPUT_HANDLER_HOOK_GET_FLAGS,
|
|
PHP_OUTPUT_HANDLER_HOOK_GET_LEVEL,
|
|
PHP_OUTPUT_HANDLER_HOOK_IMMUTABLE,
|
|
PHP_OUTPUT_HANDLER_HOOK_DISABLE,
|
|
/* unused */
|
|
PHP_OUTPUT_HANDLER_HOOK_LAST,
|
|
} php_output_handler_hook_t;
|
|
|
|
#define PHP_OUTPUT_HANDLER_INITBUF_SIZE(s) \
|
|
( (s) ? \
|
|
(s) + PHP_OUTPUT_HANDLER_ALIGNTO_SIZE - ((s) % (PHP_OUTPUT_HANDLER_ALIGNTO_SIZE)) : \
|
|
PHP_OUTPUT_HANDLER_DEFAULT_SIZE \
|
|
)
|
|
#define PHP_OUTPUT_HANDLER_ALIGNTO_SIZE 0x1000
|
|
#define PHP_OUTPUT_HANDLER_DEFAULT_SIZE 0x4000
|
|
|
|
typedef struct _php_output_buffer {
|
|
char *data;
|
|
size_t size;
|
|
size_t used;
|
|
uint free:1;
|
|
uint _res:31;
|
|
} php_output_buffer;
|
|
|
|
typedef struct _php_output_context {
|
|
int op;
|
|
php_output_buffer in;
|
|
php_output_buffer out;
|
|
#ifdef ZTS
|
|
void ***tsrm_ls;
|
|
#endif
|
|
} php_output_context;
|
|
|
|
#define PHP_OUTPUT_TSRMLS(ctx) TSRMLS_FETCH_FROM_CTX((ctx)->tsrm_ls)
|
|
|
|
/* old-style, stateless callback */
|
|
typedef void (*php_output_handler_func_t)(char *output, uint output_len, char **handled_output, uint *handled_output_len, int mode TSRMLS_DC);
|
|
/* new-style, opaque context callback */
|
|
typedef int (*php_output_handler_context_func_t)(void **handler_context, php_output_context *output_context);
|
|
/* output handler context dtor */
|
|
typedef void (*php_output_handler_context_dtor_t)(void *opaq TSRMLS_DC);
|
|
/* conflict check callback */
|
|
typedef int (*php_output_handler_conflict_check_t)(zval *handler_name TSRMLS_DC);
|
|
/* ctor for aliases */
|
|
typedef struct _php_output_handler *(*php_output_handler_alias_ctor_t)(zval *handler_name, size_t chunk_size, int flags TSRMLS_DC);
|
|
|
|
typedef struct _php_output_handler_user_func_t {
|
|
zend_fcall_info fci;
|
|
zend_fcall_info_cache fcc;
|
|
zval *zoh;
|
|
} php_output_handler_user_func_t;
|
|
|
|
typedef struct _php_output_handler {
|
|
zval *name;
|
|
int flags;
|
|
int level;
|
|
size_t size;
|
|
php_output_buffer buffer;
|
|
|
|
void *opaq;
|
|
void (*dtor)(void *opaq TSRMLS_DC);
|
|
|
|
union {
|
|
php_output_handler_user_func_t *user;
|
|
php_output_handler_context_func_t internal;
|
|
} func;
|
|
} php_output_handler;
|
|
|
|
ZEND_BEGIN_MODULE_GLOBALS(output)
|
|
int flags;
|
|
zend_stack *handlers;
|
|
php_output_handler *active;
|
|
php_output_handler *running;
|
|
char *output_start_filename;
|
|
int output_start_lineno;
|
|
zval *default_output_handler_name;
|
|
zval *devnull_output_handler_name;
|
|
struct {
|
|
UConverter *western;
|
|
} conv;
|
|
ZEND_END_MODULE_GLOBALS(output);
|
|
|
|
/* there should not be a need to use OG() from outside of output.c */
|
|
#ifdef ZTS
|
|
#define OG(v) TSRMG(output_globals_id, zend_output_globals *, v)
|
|
#else
|
|
#define OG(v) (output_globals.v)
|
|
#endif
|
|
|
|
/* convenience macros */
|
|
#define PHPWRITE(str, str_len) php_output_write((str), (str_len) TSRMLS_CC)
|
|
#define PHPWRITE_H(str, str_len) php_output_write_unbuffered((str), (str_len) TSRMLS_CC)
|
|
|
|
#define PUTC(c) (php_output_write(&(c), 1 TSRMLS_CC), (c))
|
|
#define PUTC_H(c) (php_output_write_unbuffered(&(c), 1 TSRMLS_CC), (c))
|
|
|
|
#define PUTS(str) do { \
|
|
const char *__str = (str); \
|
|
php_output_write(__str, strlen(__str) TSRMLS_CC); \
|
|
} while (0)
|
|
#define PUTS_H(str) do { \
|
|
const char *__str = (str); \
|
|
php_output_write_unbuffered(__str, strlen(__str) TSRMLS_CC); \
|
|
} while (0)
|
|
|
|
|
|
BEGIN_EXTERN_C()
|
|
#define php_output_tearup() \
|
|
php_output_startup(); \
|
|
php_output_activate(TSRMLS_C)
|
|
#define php_output_teardown() \
|
|
php_output_end_all(TSRMLS_C); \
|
|
php_output_deactivate(TSRMLS_C); \
|
|
php_output_shutdown()
|
|
|
|
/* MINIT */
|
|
PHPAPI void php_output_startup(void);
|
|
/* MSHUTDOWN */
|
|
PHPAPI void php_output_shutdown(void);
|
|
|
|
PHPAPI void php_output_register_constants(TSRMLS_D);
|
|
|
|
/* RINIT */
|
|
PHPAPI int php_output_activate(TSRMLS_D);
|
|
/* RSHUTDOWN */
|
|
PHPAPI void php_output_deactivate(TSRMLS_D);
|
|
|
|
PHPAPI zval *php_output_get_default_handler_name(TSRMLS_D);
|
|
PHPAPI zval *php_output_get_devnull_handler_name(TSRMLS_D);
|
|
|
|
PHPAPI void php_output_set_status(int status TSRMLS_DC);
|
|
PHPAPI int php_output_get_status(TSRMLS_D);
|
|
PHPAPI void php_output_set_implicit_flush(int flush TSRMLS_DC);
|
|
PHPAPI char *php_output_get_start_filename(TSRMLS_D);
|
|
PHPAPI int php_output_get_start_lineno(TSRMLS_D);
|
|
|
|
PHPAPI int php_output_write_unbuffered(const char *str, size_t len TSRMLS_DC);
|
|
PHPAPI int php_output_write_encoded(const void *str, size_t len, UConverter *src_encoding_conv, UConverter *dst_encoding_conv TSRMLS_DC);
|
|
PHPAPI int php_output_write_unicode(const UChar *str, size_t len TSRMLS_DC);
|
|
PHPAPI int php_output_write_western(const char *str, size_t len TSRMLS_DC);
|
|
PHPAPI int php_output_write_utf8(const char *str, size_t len TSRMLS_DC);
|
|
PHPAPI int php_output_write_ascii(const char *str, size_t len TSRMLS_DC);
|
|
PHPAPI int php_output_write(const char *str, size_t len TSRMLS_DC);
|
|
|
|
PHPAPI int php_output_flush(TSRMLS_D);
|
|
PHPAPI void php_output_flush_all(TSRMLS_D);
|
|
PHPAPI int php_output_clean(TSRMLS_D);
|
|
PHPAPI void php_output_clean_all(TSRMLS_D);
|
|
PHPAPI int php_output_end(TSRMLS_D);
|
|
PHPAPI void php_output_end_all(TSRMLS_D);
|
|
PHPAPI int php_output_discard(TSRMLS_D);
|
|
PHPAPI void php_output_discard_all(TSRMLS_D);
|
|
|
|
PHPAPI int php_output_get_contents(zval *p TSRMLS_DC);
|
|
PHPAPI int php_output_get_length(zval *p TSRMLS_DC);
|
|
PHPAPI int php_output_get_level(TSRMLS_D);
|
|
|
|
PHPAPI int php_output_start_default(TSRMLS_D);
|
|
PHPAPI int php_output_start_devnull(TSRMLS_D);
|
|
|
|
PHPAPI int php_output_start_user(zval *output_handler, size_t chunk_size, int flags TSRMLS_DC);
|
|
PHPAPI int php_output_start_internal(zval *name, php_output_handler_func_t output_handler, size_t chunk_size, int flags TSRMLS_DC);
|
|
|
|
PHPAPI php_output_handler *php_output_handler_create_user(zval *handler, size_t chunk_size, int flags TSRMLS_DC);
|
|
PHPAPI php_output_handler *php_output_handler_create_internal(zval *name, php_output_handler_context_func_t handler, size_t chunk_size, int flags TSRMLS_DC);
|
|
|
|
PHPAPI void php_output_handler_set_context(php_output_handler *handler, void *opaq, void (*dtor)(void* TSRMLS_DC) TSRMLS_DC);
|
|
PHPAPI int php_output_handler_start(php_output_handler *handler TSRMLS_DC);
|
|
PHPAPI int php_output_handler_started(zval *name TSRMLS_DC);
|
|
PHPAPI int php_output_handler_hook(php_output_handler_hook_t type, void *arg TSRMLS_DC);
|
|
PHPAPI void php_output_handler_dtor(php_output_handler *handler TSRMLS_DC);
|
|
PHPAPI void php_output_handler_free(php_output_handler **handler TSRMLS_DC);
|
|
|
|
PHPAPI int php_output_handler_conflict(zval *handler_new, zval *handler_set TSRMLS_DC);
|
|
PHPAPI int php_output_handler_conflict_register(zval *handler_name, php_output_handler_conflict_check_t check_func TSRMLS_DC);
|
|
PHPAPI int php_output_handler_reverse_conflict_register(zval *handler_name, php_output_handler_conflict_check_t check_func TSRMLS_DC);
|
|
|
|
#define PHP_OUTPUT_CONFLICT_REGISTER(name, func) \
|
|
{ \
|
|
zval tmp_z; \
|
|
char *tmp_s = (name); \
|
|
INIT_PZVAL(&tmp_z); \
|
|
ZVAL_ASCII_STRING(&tmp_z, tmp_s, ZSTR_DUPLICATE); \
|
|
php_output_handler_conflict_register(&tmp_z, func TSRMLS_CC); \
|
|
zval_dtor(&tmp_z); \
|
|
}
|
|
|
|
#define PHP_OUTPUT_CONFLICT(check_name, action) \
|
|
{ \
|
|
int tmp_i; \
|
|
zval tmp_z; \
|
|
char *tmp_s = (check_name); \
|
|
INIT_PZVAL(&tmp_z); \
|
|
ZVAL_ASCII_STRING(&tmp_z, tmp_s, ZSTR_DUPLICATE); \
|
|
tmp_i = php_output_handler_conflict(handler_name, &tmp_z TSRMLS_CC); \
|
|
zval_dtor(&tmp_z); \
|
|
if (tmp_i) { \
|
|
action; \
|
|
} \
|
|
}
|
|
|
|
PHPAPI php_output_handler_alias_ctor_t *php_output_handler_alias(zval *handler_name TSRMLS_DC);
|
|
PHPAPI int php_output_handler_alias_register(zval *handler_name, php_output_handler_alias_ctor_t func TSRMLS_DC);
|
|
|
|
#define PHP_OUTPUT_ALIAS_REGISTER(name, func) \
|
|
{ \
|
|
zval tmp_z; \
|
|
char *tmp_s = (name); \
|
|
INIT_PZVAL(&tmp_z); \
|
|
ZVAL_ASCII_STRING(&tmp_z, tmp_s, ZSTR_DUPLICATE); \
|
|
php_output_handler_alias_register(&tmp_z, func TSRMLS_CC); \
|
|
zval_dtor(&tmp_z); \
|
|
}
|
|
|
|
END_EXTERN_C()
|
|
|
|
|
|
PHP_FUNCTION(ob_start);
|
|
PHP_FUNCTION(ob_flush);
|
|
PHP_FUNCTION(ob_clean);
|
|
PHP_FUNCTION(ob_end_flush);
|
|
PHP_FUNCTION(ob_end_clean);
|
|
PHP_FUNCTION(ob_get_flush);
|
|
PHP_FUNCTION(ob_get_clean);
|
|
PHP_FUNCTION(ob_get_contents);
|
|
PHP_FUNCTION(ob_get_length);
|
|
PHP_FUNCTION(ob_get_level);
|
|
PHP_FUNCTION(ob_get_status);
|
|
PHP_FUNCTION(ob_implicit_flush);
|
|
PHP_FUNCTION(ob_list_handlers);
|
|
|
|
PHP_FUNCTION(output_add_rewrite_var);
|
|
PHP_FUNCTION(output_reset_rewrite_vars);
|
|
|
|
#endif
|
|
|
|
/*
|
|
* Local variables:
|
|
* tab-width: 4
|
|
* c-basic-offset: 4
|
|
* End:
|
|
* vim600: sw=4 ts=4 fdm=marker
|
|
* vim<600: sw=4 ts=4
|
|
*/
|