Atmosphere/exosphere/mariko_fatal/source/fatal_save_context.cpp

68 lines
2.4 KiB
C++

/*
* Copyright (c) Atmosphère-NX
*
* 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/>.
*/
#include <exosphere.hpp>
#include "fatal_save_context.hpp"
#include "fatal_sdmmc.hpp"
#include "fs/fatal_fs_api.hpp"
namespace ams::secmon::fatal {
Result SaveFatalErrorContext(const ams::impl::FatalErrorContext *ctx) {
/* Initialize the sdmmc driver. */
R_TRY(InitializeSdCard());
/* Get the connection status. */
#if defined(AMS_BUILD_FOR_DEBUGGING) || defined(AMS_BUILD_FOR_AUDITING)
{
sdmmc::SpeedMode speed_mode;
sdmmc::BusWidth bus_width;
R_TRY(CheckSdCardConnection(std::addressof(speed_mode), std::addressof(bus_width)));
AMS_SECMON_LOG("Sd Card Connection:\n");
AMS_SECMON_LOG(" Speed Mode: %u\n", static_cast<u32>(speed_mode));
AMS_SECMON_LOG(" Bus Width: %u\n", static_cast<u32>(bus_width));
}
#endif
/* Mount the SD card. */
R_UNLESS(fs::MountSdCard(), fs::ResultPartitionNotFound());
/* Unmount the SD card once we're done. */
ON_SCOPE_EXIT { fs::UnmountSdCard(); };
/* Create and open the file. */
fs::FileHandle file;
{
/* Generate the file path. */
char path[0x40];
util::TSNPrintf(path, sizeof(path), "/atmosphere/fatal_errors/report_%016" PRIx64 ".bin", ctx->report_identifier);
/* Create the file. */
R_TRY(fs::CreateFile(path, sizeof(*ctx)));
/* Open the file. */
R_TRY(fs::OpenFile(std::addressof(file), path, fs::OpenMode_ReadWrite));
}
/* Ensure we close the file when done with it. */
ON_SCOPE_EXIT { fs::CloseFile(file); };
/* Write the context to the file. */
R_TRY(fs::WriteFile(file, 0, ctx, sizeof(*ctx), fs::WriteOption::Flush));
return ResultSuccess();
}
}