mirror of
https://github.com/Atmosphere-NX/Atmosphere.git
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77 lines
2.4 KiB
C++
77 lines
2.4 KiB
C++
/*
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* Copyright (c) 2018-2020 Atmosphère-NX
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <stratosphere.hpp>
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#include "../amsmitm_fs_utils.hpp"
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#include "dnsmitm_debug.hpp"
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namespace ams::mitm::socket::resolver {
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namespace {
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constinit os::SdkMutex g_log_mutex;
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constinit bool g_log_enabled;
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constinit ::FsFile g_log_file;
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constinit s64 g_log_ofs;
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constinit char g_log_buf[0x400];
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}
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void InitializeDebug(bool enable_log) {
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{
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std::scoped_lock lk(g_log_mutex);
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g_log_enabled = enable_log;
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if (g_log_enabled) {
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/* Create the logs directory. */
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mitm::fs::CreateAtmosphereSdDirectory("/logs");
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/* Create the log file. */
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mitm::fs::CreateAtmosphereSdFile("/logs/dns_mitm_debug.log", 0, ams::fs::CreateOption_None);
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/* Open the log file. */
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R_ABORT_UNLESS(mitm::fs::OpenAtmosphereSdFile(std::addressof(g_log_file), "/logs/dns_mitm_debug.log", ams::fs::OpenMode_ReadWrite | ams::fs::OpenMode_AllowAppend));
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/* Get the current log offset. */
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R_ABORT_UNLESS(::fsFileGetSize(std::addressof(g_log_file), std::addressof(g_log_ofs)));
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}
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}
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/* Start a new log. */
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LogDebug("\n---\n");
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}
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void LogDebug(const char *fmt, ...) {
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std::scoped_lock lk(g_log_mutex);
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if (g_log_enabled) {
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int len = 0;
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{
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std::va_list vl;
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va_start(vl, fmt);
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len = util::VSNPrintf(g_log_buf, sizeof(g_log_buf), fmt, vl);
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va_end(vl);
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}
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R_ABORT_UNLESS(::fsFileWrite(std::addressof(g_log_file), g_log_ofs, g_log_buf, len, FsWriteOption_Flush));
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g_log_ofs += len;
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}
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}
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}
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