62 lines
1.7 KiB
C++
62 lines
1.7 KiB
C++
/*
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* Copyright (C) 2013 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <sys/statvfs.h>
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#include <sys/statfs.h>
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extern "C" int __statfs64(const char*, size_t, struct statfs*);
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extern "C" int __fstatfs64(int, size_t, struct statfs*);
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#define ST_VALID 0x0020
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#if !defined(__arm__)
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#define __val val
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#endif
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static void __statfs_to_statvfs(const struct statfs& in, struct statvfs* out) {
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out->f_bsize = in.f_bsize;
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out->f_frsize = in.f_frsize;
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out->f_blocks = in.f_blocks;
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out->f_bfree = in.f_bfree;
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out->f_bavail = in.f_bavail;
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out->f_files = in.f_files;
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out->f_ffree = in.f_ffree;
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out->f_favail = in.f_ffree;
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out->f_fsid = in.f_fsid.__val[0] | (static_cast<uint64_t>(in.f_fsid.__val[1]) << 32);
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out->f_flag = in.f_flags & ~ST_VALID;
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out->f_namemax = in.f_namelen;
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}
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int statvfs(const char* path, struct statvfs* result) {
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struct statfs tmp;
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int rc = __statfs64(path, sizeof(tmp), &tmp);
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if (rc != 0) {
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return rc;
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}
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__statfs_to_statvfs(tmp, result);
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return 0;
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}
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int fstatvfs(int fd, struct statvfs* result) {
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struct statfs tmp;
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int rc = __fstatfs64(fd, sizeof(tmp), &tmp);
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if (rc != 0) {
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return rc;
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}
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__statfs_to_statvfs(tmp, result);
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return 0;
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}
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