lux/citra
1
0
Fork 0
mirror of https://git.h3cjp.net/H3cJP/citra.git synced 2024-11-24 10:22:47 +00:00
Code Issues Packages Projects Releases Wiki Activity

archive_systemsavedata: Remove pointer cast from GetSystemSaveDataPath()

Browse source 
These kinds of casts invoke undefined behavior due to alignment rules.

Use memcpy instead which always does the right thing.
This commit is contained in:
Lioncash 2018-03-28 22:16:06 -04:00
parent 74465389f3
commit 26b1aec3c1
1 changed files with 6 additions and 4 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

10
src/core/file_sys/archive_systemsavedata.cpp
View file

@ -3,6 +3,7 @@
// Refer to the license.txt file included.
#include <algorithm>
#include <cstring>
#include <memory>
#include <vector>
#include "common/common_types.h"
@ -19,10 +20,11 @@
namespace FileSys {
std::string GetSystemSaveDataPath(const std::string& mount_point, const Path& path) {
std::vector<u8> vec_data = path.AsBinary();
const u32* data = reinterpret_cast<const u32*>(vec_data.data());
u32 save_low = data[1];
u32 save_high = data[0];
const std::vector<u8> vec_data = path.AsBinary();
u32 save_low;
u32 save_high;
std::memcpy(&save_low, &vec_data[4], sizeof(u32));
std::memcpy(&save_high, &vec_data[0], sizeof(u32));
return Common::StringFromFormat("%s%08X/%08X/", mount_point.c_str(), save_low, save_high);
}