From e02cda008591317b1625707ff8e115a4841aa889 Mon Sep 17 00:00:00 2001 From: Timos Ampelikiotis Date: Tue, 10 Oct 2023 11:40:56 +0000 Subject: Introduce Virtio-loopback epsilon release: Epsilon release introduces a new compatibility layer which make virtio-loopback design to work with QEMU and rust-vmm vhost-user backend without require any changes. Signed-off-by: Timos Ampelikiotis Change-Id: I52e57563e08a7d0bdc002f8e928ee61ba0c53dd9 --- util/qemu-print.c | 70 +++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 70 insertions(+) create mode 100644 util/qemu-print.c (limited to 'util/qemu-print.c') diff --git a/util/qemu-print.c b/util/qemu-print.c new file mode 100644 index 000000000..69ba612f5 --- /dev/null +++ b/util/qemu-print.c @@ -0,0 +1,70 @@ +/* + * Print to stream or current monitor + * + * Copyright (C) 2019 Red Hat Inc. + * + * Authors: + * Markus Armbruster , + * + * 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 "monitor/monitor.h" +#include "qemu/qemu-print.h" + +/* + * Print like vprintf(). + * Print to current monitor if we have one, else to stdout. + */ +int qemu_vprintf(const char *fmt, va_list ap) +{ + Monitor *cur_mon = monitor_cur(); + if (cur_mon) { + return monitor_vprintf(cur_mon, fmt, ap); + } + return vprintf(fmt, ap); +} + +/* + * Print like printf(). + * Print to current monitor if we have one, else to stdout. + */ +int qemu_printf(const char *fmt, ...) +{ + va_list ap; + int ret; + + va_start(ap, fmt); + ret = qemu_vprintf(fmt, ap); + va_end(ap); + return ret; +} + +/* + * Print like vfprintf() + * Print to @stream if non-null, else to current monitor. + */ +int qemu_vfprintf(FILE *stream, const char *fmt, va_list ap) +{ + if (!stream) { + return monitor_vprintf(monitor_cur(), fmt, ap); + } + return vfprintf(stream, fmt, ap); +} + +/* + * Print like fprintf(). + * Print to @stream if non-null, else to current monitor. + */ +int qemu_fprintf(FILE *stream, const char *fmt, ...) +{ + va_list ap; + int ret; + + va_start(ap, fmt); + ret = qemu_vfprintf(stream, fmt, ap); + va_end(ap); + return ret; +} -- cgit