fabi/Xenia-Canary
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

[Testing] Added test project for vfs

Browse Source 
- Added test case for: decode_fat_timestamp
- Changed location of: decode_fat_timestamp
This commit is contained in:
Gliniak
2023-08-01 21:04:20 +02:00
committed by Triang3l
parent c5e6352c34
commit 0f331b5313
5 changed files with 65 additions and 24 deletions
Download Patch File Download Diff File Expand all files Collapse all files

24
src/xenia/vfs/devices/stfs_container_device.cc
View File

@@ -17,33 +17,9 @@
#include "xenia/base/math.h"
#include "xenia/vfs/devices/stfs_container_entry.h"
#if XE_PLATFORM_WIN32
#include "xenia/base/platform_win.h"
#define timegm _mkgmtime
#endif
namespace xe {
namespace vfs {
// Convert FAT timestamp to 100-nanosecond intervals since January 1, 1601 (UTC)
uint64_t decode_fat_timestamp(uint32_t date, uint32_t time) {
struct tm tm = {0};
// 80 is the difference between 1980 (FAT) and 1900 (tm);
tm.tm_year = ((0xFE00 & date) >> 9) + 80;
tm.tm_mon = (0x01E0 & date) >> 5;
tm.tm_mday = (0x001F & date) >> 0;
tm.tm_hour = (0xF800 & time) >> 11;
tm.tm_min = (0x07E0 & time) >> 5;
tm.tm_sec = (0x001F & time) << 1; // the value stored in 2-seconds intervals
tm.tm_isdst = 0;
time_t timet = timegm(&tm);
if (timet == -1) {
return 0;
}
// 11644473600LL is a difference between 1970 and 1601
return (timet + 11644473600LL) * 10000000;
}
StfsContainerDevice::StfsContainerDevice(const std::string_view mount_path,
const std::filesystem::path& host_path)
: Device(mount_path),

28
src/xenia/vfs/devices/stfs_xbox.h
View File

@@ -10,12 +10,40 @@
#ifndef XENIA_VFS_DEVICES_STFS_XBOX_H_
#define XENIA_VFS_DEVICES_STFS_XBOX_H_
#include <time.h>
#include "xenia/xbox.h"
#include "xenia/base/string_util.h"
#include "xenia/kernel/util/xex2_info.h"
namespace xe {
namespace vfs {
// Convert FAT timestamp to 100-nanosecond intervals since January 1, 1601 (UTC)
inline uint64_t decode_fat_timestamp(const uint32_t date, const uint32_t time) {
struct tm tm = {0};
// 80 is the difference between 1980 (FAT) and 1900 (tm);
tm.tm_year = ((0xFE00 & date) >> 9) + 80;
tm.tm_mon = ((0x01E0 & date) >> 5);
tm.tm_mday = (0x001F & date) >> 0;
tm.tm_hour = (0xF800 & time) >> 11;
tm.tm_min = (0x07E0 & time) >> 5;
tm.tm_sec = (0x001F & time) << 1; // the value stored in 2-seconds intervals
tm.tm_isdst = 0;
#if XE_PLATFORM_WIN32
time_t timet = _mkgmtime(&tm);
#else
time_t timet = timegm(&tm);
#endif
if (timet == -1) {
return 0;
}
// 11644473600LL is a difference between 1970 and 1601
return (timet + 11644473600LL) * 10000000;
}
// Structs used for interchange between Xenia and actual Xbox360 kernel/XAM
inline uint32_t load_uint24_be(const uint8_t* p) {