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Atmosphere/libraries/libmesosphere/source/svc/kern_svc_debug_string.cpp
SciresM 96f95b9f95
Integrate new result macros. (#1780)
* result: try out some experimental shenanigans

* result: sketch out some more shenanigans

* result: see what it looks like to convert kernel to use result conds instead of guards

* make rest of kernel use experimental new macro-ing
2022-02-14 14:45:32 -08:00

49 lines
1.8 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 <mesosphere.hpp>
namespace ams::kern::svc {
/* ============================= Common ============================= */
namespace {
Result OutputDebugString(KUserPointer<const char *> debug_str, size_t len) {
/* Succeed immediately if there's nothing to output. */
R_SUCCEED_IF(len == 0);
/* Ensure that the data being output is in range. */
R_UNLESS(GetCurrentProcess().GetPageTable().Contains(KProcessAddress(debug_str.GetUnsafePointer()), len), svc::ResultInvalidCurrentMemory());
/* Output the string. */
R_RETURN(KDebugLog::PrintUserString(debug_str, len));
}
}
/* ============================= 64 ABI ============================= */
Result OutputDebugString64(KUserPointer<const char *> debug_str, ams::svc::Size len) {
R_RETURN(OutputDebugString(debug_str, len));
}
/* ============================= 64From32 ABI ============================= */
Result OutputDebugString64From32(KUserPointer<const char *> debug_str, ams::svc::Size len) {
R_RETURN(OutputDebugString(debug_str, len));
}
}