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Atmosphere/libraries/libmesosphere/include/mesosphere/kern_debug_log.hpp

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/*
* Copyright (c) Atmosphère-NX
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*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#include <mesosphere/kern_common.hpp>
#include <mesosphere/svc/kern_svc_k_user_pointer.hpp>
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namespace ams::kern {
class KDebugLog {
private:
static NOINLINE void VSNPrintf(char *dst, const size_t dst_size, const char *format, ::std::va_list vl);
public:
static NOINLINE void Initialize();
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static NOINLINE void Printf(const char *format, ...) __attribute__((format(printf, 1, 2)));
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static NOINLINE void VPrintf(const char *format, ::std::va_list vl);
static NOINLINE void LogException(const char *str);
static NOINLINE Result PrintUserString(ams::kern::svc::KUserPointer<const char *> user_str, size_t len);
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/* Functionality for preserving across sleep. */
static NOINLINE void Save();
static NOINLINE void Restore();
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};
}
#ifndef MESOSPHERE_DEBUG_LOG_SELECTED
#ifdef ATMOSPHERE_BOARD_NINTENDO_NX
#define MESOSPHERE_DEBUG_LOG_USE_UART
#elif defined(ATMOSPHERE_BOARD_QEMU_VIRT)
#define MESOSPHERE_DEBUG_LOG_USE_SEMIHOSTING
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#else
#error "Unknown board for Default Debug Log Source"
#endif
#define MESOSPHERE_DEBUG_LOG_SELECTED
#endif
#define MESOSPHERE_EXCEPTION_LOG(str) ::ams::kern::KDebugLog::LogException(str)
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#define MESOSPHERE_RELEASE_LOG(fmt, ...) ::ams::kern::KDebugLog::Printf((fmt), ## __VA_ARGS__)
#define MESOSPHERE_RELEASE_VLOG(fmt, vl) ::ams::kern::KDebugLog::VPrintf((fmt), (vl))
#ifdef MESOSPHERE_ENABLE_DEBUG_PRINT
#define MESOSPHERE_LOG(fmt, ...) MESOSPHERE_RELEASE_LOG((fmt), ## __VA_ARGS__)
#define MESOSPHERE_VLOG(fmt, vl) MESOSPHERE_RELEASE_VLOG((fmt), (vl))
#else
#define MESOSPHERE_LOG(fmt, ...) do { MESOSPHERE_UNUSED(fmt); MESOSPHERE_UNUSED(__VA_ARGS__); } while (0)
#define MESOSPHERE_VLOG(fmt, vl) do { MESOSPHERE_UNUSED(fmt); MESOSPHERE_UNUSED(vl); } while (0)
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#endif