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php_stream_context.h
/* +----------------------------------------------------------------------+ | Copyright (c) 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: | | https://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> | +----------------------------------------------------------------------+ */ /* 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); #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_ex(zcontext, "Stream-Context", php_le_stream_context()) : \ (nocontext) ? NULL : \ FG(default_context) ? FG(default_context) : \ (FG(default_context) = php_stream_context_alloc()) ) #define php_stream_context_to_zval(context, zval) { ZVAL_RES(zval, (context)->res); GC_ADDREF((context)->res); } typedef struct _php_stream_notifier php_stream_notifier; struct _php_stream_notifier { php_stream_notification_func func; void (*dtor)(php_stream_notifier *notifier); zval 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 */ zend_resource *res; /* 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(void); PHPAPI zval *php_stream_context_get_option(php_stream_context *context, const char *wrappername, const char *optionname); PHPAPI void php_stream_context_set_option(php_stream_context *context, const char *wrappername, const char *optionname, zval *optionvalue); void php_stream_context_unset_option(php_stream_context *context, const char *wrappername, const char *optionname); 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); 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); } } 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); } } while(0) #define php_stream_notify_completed(context) do { if ((context) && (context)->notifier) { \ php_stream_notification_notify((context), PHP_STREAM_NOTIFY_COMPLETED, PHP_STREAM_NOTIFY_SEVERITY_INFO, \ NULL, 0, (context)->notifier->progress, (context)->notifier->progress_max, NULL); } } 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); } } 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); } } while(0)
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