bool
SystemInformation::s_getFileSystem(fs_cont& out)
{
#if defined(OS_LINUX)
FILE* fp(setmntent(_PATH_MOUNTED, "r"));
if ( nullptr == fp ) return false;
fs_cont tmp;
fs_type fs;
struct mntent mntbuf;
char buf[1024+1];
while ( nullptr not_eq getmntent_r(fp, &mntbuf, buf, sizeof(buf)) )
{
if ( not s_getFileSystem(fs, mntbuf.mnt_dir) )
{
::fclose(fp);
return false;
}
tmp.insert(fs_cont::value_type(mntbuf.mnt_dir, fs));
}
::fclose(fp);
out.swap(tmp);
return true;
#elif defined(OS_BSD) || defined(OS_APPLE)
auto fstab = getfsent();
if ( nullptr == fstab ) return false;
fs_cont tmp;
fs_type fs;
while ( fstab )
{
if ( not s_getFileSystem(fs, fstab->fs_file) )
{
endfsent();
return false;
}
tmp.insert(fs_cont::value_type(fstab->fs_file, fs));
++fstab;
}
endfsent();
out.swap(tmp);
return true;
#endif
}
bool
SystemInformation::s_getFileSystem(fs_cont& out)
{
FILE* fp(setmntent(_PATH_MOUNTED, "r"));
if ( nullptr == fp ) return false;
fs_cont tmp;
fs_type fs;
struct mntent mntbuf;
char buf[1024+1];
while ( nullptr not_eq getmntent_r(fp, &mntbuf, buf, sizeof(buf)) )
{
if ( not s_getFileSystem(fs, mntbuf.mnt_dir) )
{
::fclose(fp);
return false;
}
tmp.insert(fs_cont::value_type(mntbuf.mnt_dir, fs));
}
::fclose(fp);
out.swap(tmp);
return true;
}
bool
SystemInformation::getAll(void)
{
if ( not s_getOS(m_os) ) return false;
if ( not s_getCPU(m_cpu) ) return false;
if ( not s_getMemory(m_memory) ) return false;
if ( not s_getNIC(m_nic) ) return false;
if ( not s_getFileSystem(m_fs) ) return false;
return true;
}
