47 lines
1.5 KiB
C++
47 lines
1.5 KiB
C++
#include "prx/libc/include/general/VabiMacros.hpp"
|
|
#include "prx/libkernel/File/include/KernelStatfs.hpp"
|
|
#include <cstddef>
|
|
#include <cstdint>
|
|
#include <cstring>
|
|
|
|
struct LibcStatvfs {
|
|
std::uint64_t f_bavail;
|
|
std::uint64_t f_bfree;
|
|
std::uint64_t f_blocks;
|
|
std::uint64_t f_favail;
|
|
std::uint64_t f_ffree;
|
|
std::uint64_t f_files;
|
|
std::uint64_t f_bsize;
|
|
std::uint64_t f_flag;
|
|
std::uint64_t f_frsize;
|
|
std::uint64_t f_fsid;
|
|
std::uint64_t f_namemax;
|
|
};
|
|
static_assert(sizeof(LibcStatvfs) == 88);
|
|
static_assert(offsetof(LibcStatvfs, f_bsize) == 48);
|
|
static_assert(offsetof(LibcStatvfs, f_namemax) == 80);
|
|
|
|
extern "C" int APS5_VABI _fstatfs_nid_postfix(int, KernelStatfs*);
|
|
extern "C" int* APS5_VABI __error_nid_postfix();
|
|
|
|
extern "C" int APS5_VABI fstatvfs_nid_postfix(int descriptor, LibcStatvfs* output) {
|
|
int* const error = __error_nid_postfix();
|
|
const int saved = *error;
|
|
KernelStatfs volume{};
|
|
const int status = _fstatfs_nid_postfix(descriptor, &volume);
|
|
if (status != 0) return status;
|
|
if (output == nullptr) {
|
|
*error = 14;
|
|
return -1;
|
|
}
|
|
const LibcStatvfs result{
|
|
static_cast<std::uint64_t>(volume.f_bavail), volume.f_bfree, volume.f_blocks,
|
|
static_cast<std::uint64_t>(volume.f_ffree), static_cast<std::uint64_t>(volume.f_ffree), volume.f_files,
|
|
volume.f_iosize, (volume.f_flags & 1) | ((volume.f_flags & 8) >> 2), volume.f_bsize,
|
|
0, volume.f_namemax
|
|
};
|
|
std::memcpy(output, &result, sizeof(result));
|
|
*error = saved;
|
|
return 0;
|
|
}
|