--- parser3/src/targets/isapi/parser3isapi.C	2024/11/04 03:53:25	1.129
+++ parser3/src/targets/isapi/parser3isapi.C	2024/11/10 00:28:42	1.131
@@ -5,7 +5,7 @@
 	Authors: Konstantin Morshnev <moko@design.ru>, Alexandr Petrosian <paf@design.ru>
 */
 
-volatile const char * IDENT_PARSER3ISAPI_C="$Id: parser3isapi.C,v 1.129 2024/11/04 03:53:25 moko Exp $";
+volatile const char * IDENT_PARSER3ISAPI_C="$Id: parser3isapi.C,v 1.131 2024/11/10 00:28:42 moko Exp $";
 
 #ifndef _MSC_VER
 #	error compile ISAPI module with MSVC [no urge for now to make it autoconf-ed (PAF)]
@@ -99,6 +99,14 @@ void SAPI::die(const char* fmt, ...) {
 //	va_end(args);
 }
 
+void SAPI::send_error(SAPI_Info& info, const char *exception_cstr, const char *status){
+	// capitalized headers passed for preventing malloc during capitalization
+	add_header_attribute(info, HTTP_STATUS_CAPITALIZED, status);
+	add_header_attribute(info, HTTP_CONTENT_TYPE_CAPITALIZED, "text/plain");
+	send_headers(info);
+	send_body(info, exception_cstr, strlen(exception_cstr));
+}
+
 char* SAPI::Env::get(SAPI_Info& SAPI_info, const char* name) {
 	char *variable_buf=new(PointerFreeGC) char[MAX_STRING];
 	DWORD variable_len = MAX_STRING-1;
@@ -206,7 +214,7 @@ void SAPI::add_header_attribute(SAPI_Inf
 }
 
 /// @todo intelligent cache-control
-void SAPI::send_header(SAPI_Info& SAPI_info) {
+void SAPI::send_headers(SAPI_Info& SAPI_info) {
 	HSE_SEND_HEADER_EX_INFO header_info;
 
 	char status_buf[MAX_STATUS_LENGTH];
@@ -238,6 +246,10 @@ void SAPI::send_header(SAPI_Info& SAPI_i
 		HSE_REQ_SEND_RESPONSE_HEADER_EX, &header_info, NULL, NULL);
 }
 
+void SAPI::clear_headers(SAPI_Info& info) {
+	SAPI_info.header.clear();
+}
+
 size_t SAPI::send_body(SAPI_Info& SAPI_info, const void *buf, size_t size) {
 	DWORD num_bytes=size;
 	if(!SAPI_info.lpECB->WriteClient(SAPI_info.lpECB->ConnID,