php-src/main/streams/php_stream_context.h
2013-01-01 16:37:09 +08:00

129 lines
5.8 KiB
C

/*
+----------------------------------------------------------------------+
| PHP Version 5 |
+----------------------------------------------------------------------+
| Copyright (c) 1997-2013 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> |
+----------------------------------------------------------------------+
*/
/* $Id$ */
/* Stream context and status notification related definitions */
/* callback for status notifications */
typedef void (*php_stream_notification_func)(php_stream_context *context,
int notifycode, int severity,
char *xmsg, int xcode,
size_t bytes_sofar, size_t bytes_max,
void * ptr TSRMLS_DC);
#define PHP_STREAM_NOTIFIER_PROGRESS 1
/* Attempt to fetch context from the zval passed,
If no context was passed, use the default context
The default context has not yet been created, do it now. */
#define php_stream_context_from_zval(zcontext, nocontext) ( \
(zcontext) ? zend_fetch_resource(&(zcontext) TSRMLS_CC, -1, "Stream-Context", NULL, 1, php_le_stream_context(TSRMLS_C)) : \
(nocontext) ? NULL : \
FG(default_context) ? FG(default_context) : \
(FG(default_context) = php_stream_context_alloc(TSRMLS_C)) )
#define php_stream_context_to_zval(context, zval) { ZVAL_RESOURCE(zval, (context)->rsrc_id); zend_list_addref((context)->rsrc_id); }
typedef struct _php_stream_notifier php_stream_notifier;
struct _php_stream_notifier {
php_stream_notification_func func;
void (*dtor)(php_stream_notifier *notifier);
void *ptr;
int mask;
size_t progress, progress_max; /* position for progress notification */
};
struct _php_stream_context {
php_stream_notifier *notifier;
zval *options; /* hash keyed by wrapper family or specific wrapper */
int rsrc_id; /* used for auto-cleanup */
};
BEGIN_EXTERN_C()
PHPAPI void php_stream_context_free(php_stream_context *context);
PHPAPI php_stream_context *php_stream_context_alloc(TSRMLS_D);
PHPAPI int php_stream_context_get_option(php_stream_context *context,
const char *wrappername, const char *optionname, zval ***optionvalue);
PHPAPI int php_stream_context_set_option(php_stream_context *context,
const char *wrappername, const char *optionname, zval *optionvalue);
PHPAPI php_stream_notifier *php_stream_notification_alloc(void);
PHPAPI void php_stream_notification_free(php_stream_notifier *notifier);
END_EXTERN_C()
/* not all notification codes are implemented */
#define PHP_STREAM_NOTIFY_RESOLVE 1
#define PHP_STREAM_NOTIFY_CONNECT 2
#define PHP_STREAM_NOTIFY_AUTH_REQUIRED 3
#define PHP_STREAM_NOTIFY_MIME_TYPE_IS 4
#define PHP_STREAM_NOTIFY_FILE_SIZE_IS 5
#define PHP_STREAM_NOTIFY_REDIRECTED 6
#define PHP_STREAM_NOTIFY_PROGRESS 7
#define PHP_STREAM_NOTIFY_COMPLETED 8
#define PHP_STREAM_NOTIFY_FAILURE 9
#define PHP_STREAM_NOTIFY_AUTH_RESULT 10
#define PHP_STREAM_NOTIFY_SEVERITY_INFO 0
#define PHP_STREAM_NOTIFY_SEVERITY_WARN 1
#define PHP_STREAM_NOTIFY_SEVERITY_ERR 2
BEGIN_EXTERN_C()
PHPAPI void php_stream_notification_notify(php_stream_context *context, int notifycode, int severity,
char *xmsg, int xcode, size_t bytes_sofar, size_t bytes_max, void * ptr TSRMLS_DC);
PHPAPI php_stream_context *php_stream_context_set(php_stream *stream, php_stream_context *context);
END_EXTERN_C()
#define php_stream_notify_info(context, code, xmsg, xcode) do { if ((context) && (context)->notifier) { \
php_stream_notification_notify((context), (code), PHP_STREAM_NOTIFY_SEVERITY_INFO, \
(xmsg), (xcode), 0, 0, NULL TSRMLS_CC); } } while (0)
#define php_stream_notify_progress(context, bsofar, bmax) do { if ((context) && (context)->notifier) { \
php_stream_notification_notify((context), PHP_STREAM_NOTIFY_PROGRESS, PHP_STREAM_NOTIFY_SEVERITY_INFO, \
NULL, 0, (bsofar), (bmax), NULL TSRMLS_CC); } } while(0)
#define php_stream_notify_progress_init(context, sofar, bmax) do { if ((context) && (context)->notifier) { \
(context)->notifier->progress = (sofar); \
(context)->notifier->progress_max = (bmax); \
(context)->notifier->mask |= PHP_STREAM_NOTIFIER_PROGRESS; \
php_stream_notify_progress((context), (sofar), (bmax)); } } while (0)
#define php_stream_notify_progress_increment(context, dsofar, dmax) do { if ((context) && (context)->notifier && (context)->notifier->mask & PHP_STREAM_NOTIFIER_PROGRESS) { \
(context)->notifier->progress += (dsofar); \
(context)->notifier->progress_max += (dmax); \
php_stream_notify_progress((context), (context)->notifier->progress, (context)->notifier->progress_max); } } while (0)
#define php_stream_notify_file_size(context, file_size, xmsg, xcode) do { if ((context) && (context)->notifier) { \
php_stream_notification_notify((context), PHP_STREAM_NOTIFY_FILE_SIZE_IS, PHP_STREAM_NOTIFY_SEVERITY_INFO, \
(xmsg), (xcode), 0, (file_size), NULL TSRMLS_CC); } } while(0)
#define php_stream_notify_error(context, code, xmsg, xcode) do { if ((context) && (context)->notifier) {\
php_stream_notification_notify((context), (code), PHP_STREAM_NOTIFY_SEVERITY_ERR, \
(xmsg), (xcode), 0, 0, NULL TSRMLS_CC); } } while(0)
/*
* Local variables:
* tab-width: 4
* c-basic-offset: 4
* End:
* vim600: sw=4 ts=4 fdm=marker
* vim<600: sw=4 ts=4
*/