From 925d05d38a2bc76b5a49359370650a820bc891da Mon Sep 17 00:00:00 2001 From: Konstantin Kostiuk Date: Mon, 10 Jul 2023 12:14:36 +0300 Subject: QGA VSS: Add wrapper to send log to debugger and stderr Reviewed-by: Thomas Huth Signed-off-by: Konstantin Kostiuk --- qga/vss-win32/vss-debug.cpp | 39 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 39 insertions(+) create mode 100644 qga/vss-win32/vss-debug.cpp (limited to 'qga/vss-win32/vss-debug.cpp') diff --git a/qga/vss-win32/vss-debug.cpp b/qga/vss-win32/vss-debug.cpp new file mode 100644 index 0000000000..820b1c6667 --- /dev/null +++ b/qga/vss-win32/vss-debug.cpp @@ -0,0 +1,39 @@ +/* + * QEMU Guest Agent VSS debug declarations + * + * Copyright (C) 2023 Red Hat Inc + * + * Authors: + * Konstantin Kostiuk + * + * This work is licensed under the terms of the GNU GPL, version 2 or later. + * See the COPYING file in the top-level directory. + */ + +#include "qemu/osdep.h" +#include "vss-debug.h" +#include "vss-common.h" + +void qga_debug_internal(const char *funcname, const char *fmt, ...) +{ + char user_string[512] = {0}; + char full_string[640] = {0}; + + va_list args; + va_start(args, fmt); + if (vsnprintf(user_string, _countof(user_string), fmt, args) <= 0) { + va_end(args); + return; + } + + va_end(args); + + if (snprintf(full_string, _countof(full_string), + QGA_PROVIDER_NAME "[%lu]: %s %s\n", + GetCurrentThreadId(), funcname, user_string) <= 0) { + return; + } + + OutputDebugString(full_string); + fputs(full_string, stderr); +} -- cgit 1.4.1