+ struct http_info http;
+ http_message *parent;
+};
+
+/* required minimum length of an HTTP message "HTTP/1.1" */
+#define HTTP_MSG_MIN_SIZE 8
+
+/* shorthand for type checks */
+#define HTTP_MSG_TYPE(TYPE, msg) ((msg) && ((msg)->type == HTTP_MSG_ ##TYPE))
+
+#define http_message_new() http_message_init_ex(NULL, 0)
+#define http_message_init(m) http_message_init_ex((m), 0)
+#define http_message_init_ex(m, t) _http_message_init_ex((m), (t) ZEND_FILE_LINE_CC ZEND_FILE_LINE_EMPTY_CC)
+#define http_message_init_rel(m, t) _http_message_init_ex((m), (t) ZEND_FILE_LINE_RELAY_CC ZEND_FILE_LINE_ORIG_RELAY_CC)
+PHP_HTTP_API http_message *_http_message_init_ex(http_message *m, http_message_type t ZEND_FILE_LINE_DC ZEND_FILE_LINE_ORIG_DC);
+
+#define http_message_set_type(m, t) _http_message_set_type((m), (t))
+PHP_HTTP_API void _http_message_set_type(http_message *m, http_message_type t);
+
+#define http_message_set_info(m, i) _http_message_set_info((m), (i))
+PHP_HTTP_API void _http_message_set_info(http_message *message, http_info *info);
+
+#define http_message_header(m, h) _http_message_header_ex((m), (h), sizeof(h))
+#define http_message_header_ex _http_message_header_ex
+static inline zval *_http_message_header_ex(http_message *msg, char *key_str, size_t key_len)
+{
+ zval **header;
+ if (SUCCESS == zend_hash_find(&msg->hdrs, key_str, key_len, (void *) &header)) {
+ return *header;
+ }
+ return NULL;
+}
+
+#define http_message_count(c, m) \
+{ \
+ http_message *__tmp_msg = (m); \
+ for (c = 0; __tmp_msg; __tmp_msg = __tmp_msg->parent, ++(c)); \
+}