1 /* 2 +----------------------------------------------------------------------+ 3 | Copyright (c) The PHP Group | 4 +----------------------------------------------------------------------+ 5 | This source file is subject to version 3.01 of the PHP license, | 6 | that is bundled with this package in the file LICENSE, and is | 7 | available through the world-wide-web at the following url: | 8 | http://www.php.net/license/3_01.txt | 9 | If you did not receive a copy of the PHP license and are unable to | 10 | obtain it through the world-wide-web, please send a note to | 11 | license@php.net so we can mail you a copy immediately. | 12 +----------------------------------------------------------------------+ 13 | Author: Wez Furlong <wez@thebrainroom.com> | 14 +----------------------------------------------------------------------+ 15 */ 16 17 /* Stream context and status notification related definitions */ 18 19 /* callback for status notifications */ 20 typedef void (*php_stream_notification_func)(php_stream_context *context, 21 int notifycode, int severity, 22 char *xmsg, int xcode, 23 size_t bytes_sofar, size_t bytes_max, 24 void * ptr); 25 26 #define PHP_STREAM_NOTIFIER_PROGRESS 1 27 28 /* Attempt to fetch context from the zval passed, 29 If no context was passed, use the default context 30 The default context has not yet been created, do it now. */ 31 #define php_stream_context_from_zval(zcontext, nocontext) ( \ 32 (zcontext) ? zend_fetch_resource_ex(zcontext, "Stream-Context", php_le_stream_context()) : \ 33 (nocontext) ? NULL : \ 34 FG(default_context) ? FG(default_context) : \ 35 (FG(default_context) = php_stream_context_alloc()) ) 36 37 #define php_stream_context_to_zval(context, zval) { ZVAL_RES(zval, (context)->res); GC_ADDREF((context)->res); } 38 39 typedef struct _php_stream_notifier php_stream_notifier; 40 41 struct _php_stream_notifier { 42 php_stream_notification_func func; 43 void (*dtor)(php_stream_notifier *notifier); 44 zval ptr; 45 int mask; 46 size_t progress, progress_max; /* position for progress notification */ 47 }; 48 49 struct _php_stream_context { 50 php_stream_notifier *notifier; 51 zval options; /* hash keyed by wrapper family or specific wrapper */ 52 zend_resource *res; /* used for auto-cleanup */ 53 }; 54 55 BEGIN_EXTERN_C() 56 PHPAPI void php_stream_context_free(php_stream_context *context); 57 PHPAPI php_stream_context *php_stream_context_alloc(void); 58 PHPAPI zval *php_stream_context_get_option(php_stream_context *context, 59 const char *wrappername, const char *optionname); 60 PHPAPI int php_stream_context_set_option(php_stream_context *context, 61 const char *wrappername, const char *optionname, zval *optionvalue); 62 63 PHPAPI php_stream_notifier *php_stream_notification_alloc(void); 64 PHPAPI void php_stream_notification_free(php_stream_notifier *notifier); 65 END_EXTERN_C() 66 67 /* not all notification codes are implemented */ 68 #define PHP_STREAM_NOTIFY_RESOLVE 1 69 #define PHP_STREAM_NOTIFY_CONNECT 2 70 #define PHP_STREAM_NOTIFY_AUTH_REQUIRED 3 71 #define PHP_STREAM_NOTIFY_MIME_TYPE_IS 4 72 #define PHP_STREAM_NOTIFY_FILE_SIZE_IS 5 73 #define PHP_STREAM_NOTIFY_REDIRECTED 6 74 #define PHP_STREAM_NOTIFY_PROGRESS 7 75 #define PHP_STREAM_NOTIFY_COMPLETED 8 76 #define PHP_STREAM_NOTIFY_FAILURE 9 77 #define PHP_STREAM_NOTIFY_AUTH_RESULT 10 78 79 #define PHP_STREAM_NOTIFY_SEVERITY_INFO 0 80 #define PHP_STREAM_NOTIFY_SEVERITY_WARN 1 81 #define PHP_STREAM_NOTIFY_SEVERITY_ERR 2 82 83 BEGIN_EXTERN_C() 84 PHPAPI void php_stream_notification_notify(php_stream_context *context, int notifycode, int severity, 85 char *xmsg, int xcode, size_t bytes_sofar, size_t bytes_max, void * ptr); 86 PHPAPI php_stream_context *php_stream_context_set(php_stream *stream, php_stream_context *context); 87 END_EXTERN_C() 88 89 #define php_stream_notify_info(context, code, xmsg, xcode) do { if ((context) && (context)->notifier) { \ 90 php_stream_notification_notify((context), (code), PHP_STREAM_NOTIFY_SEVERITY_INFO, \ 91 (xmsg), (xcode), 0, 0, NULL); } } while (0) 92 93 #define php_stream_notify_progress(context, bsofar, bmax) do { if ((context) && (context)->notifier) { \ 94 php_stream_notification_notify((context), PHP_STREAM_NOTIFY_PROGRESS, PHP_STREAM_NOTIFY_SEVERITY_INFO, \ 95 NULL, 0, (bsofar), (bmax), NULL); } } while(0) 96 97 #define php_stream_notify_progress_init(context, sofar, bmax) do { if ((context) && (context)->notifier) { \ 98 (context)->notifier->progress = (sofar); \ 99 (context)->notifier->progress_max = (bmax); \ 100 (context)->notifier->mask |= PHP_STREAM_NOTIFIER_PROGRESS; \ 101 php_stream_notify_progress((context), (sofar), (bmax)); } } while (0) 102 103 #define php_stream_notify_progress_increment(context, dsofar, dmax) do { if ((context) && (context)->notifier && ((context)->notifier->mask & PHP_STREAM_NOTIFIER_PROGRESS)) { \ 104 (context)->notifier->progress += (dsofar); \ 105 (context)->notifier->progress_max += (dmax); \ 106 php_stream_notify_progress((context), (context)->notifier->progress, (context)->notifier->progress_max); } } while (0) 107 108 #define php_stream_notify_file_size(context, file_size, xmsg, xcode) do { if ((context) && (context)->notifier) { \ 109 php_stream_notification_notify((context), PHP_STREAM_NOTIFY_FILE_SIZE_IS, PHP_STREAM_NOTIFY_SEVERITY_INFO, \ 110 (xmsg), (xcode), 0, (file_size), NULL); } } while(0) 111 112 #define php_stream_notify_error(context, code, xmsg, xcode) do { if ((context) && (context)->notifier) {\ 113 php_stream_notification_notify((context), (code), PHP_STREAM_NOTIFY_SEVERITY_ERR, \ 114 (xmsg), (xcode), 0, 0, NULL); } } while(0) 115
