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/*
* Wrappers for printf like functions.
*
* Wireshark - Network traffic analyzer
* By Gerald Combs <gerald@wireshark.org>
* Copyright 2007 Gerald Combs
*
* SPDX-License-Identifier: GPL-2.0-or-later
*/
#ifndef __WS_PRINTF_H__
#define __WS_PRINTF_H__
/*
* GLib's string utility routines are slow on windows, likely due to calling
* g_printf_string_upper_bound. Using ws_snprintf and ws_vsnprintf in hot
* code paths can speed up program execution. Otherwise you're probably safe
* sticking with g_snprintf and g_vsnprintf.
*/
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
#ifdef _WIN32
#include <strsafe.h>
/* The UCRT versions of snprintf and vsnprintf conform to C99 */
static __inline void
ws_vsnprintf(char *buffer, size_t size_of_buffer, const char *format, va_list argptr)
{
vsnprintf(buffer, size_of_buffer, format, argptr);
}
#else /* _WIN32 */
#include <glib.h>
/*
* Use g_vsnprintf. On Linux and macOS these should be a thin wrapper around
* vsprintf.
*/
static inline void
ws_vsnprintf(char *buffer, size_t size_of_buffer, const char *format, va_list argptr)
{
g_vsnprintf(buffer, (gulong) size_of_buffer, format, argptr);
}
#endif /* _WIN32 */
#ifdef _WIN32
static __inline void
#else
static inline void
#endif
ws_snprintf(char *buffer, size_t size_of_buffer, const char * format, ...) {
va_list argptr;
va_start(argptr, format);
ws_vsnprintf(buffer, size_of_buffer, format, argptr);
va_end(argptr);
}
/* This is intended to fool checkAPIs.pl for places that have "debugging"
(using printf) usually wrapped in an #ifdef, but checkAPIs.pl isn't smart
enough to figure that out.
Dissectors should still try to use proto_tree_add_debug_text when the
debugging context has a protocol tree.
*/
#define ws_debug_printf printf
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif /* __WS_PRINTF_H__ */
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