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opt:read/write_all

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weisd
2024-09-26 15:51:44 +08:00
parent b0d3641b29
commit 5d46bba216
2 changed files with 184 additions and 88 deletions
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ecstore/src/utils/fs.rs
+25 -16
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@@ -49,18 +49,25 @@ pub fn same_file(f1: &Metadata, f2: &Metadata) -> bool {
type FileMode = usize;
const O_RDONLY: FileMode = 0x00000;
const O_WRONLY: FileMode = 0x00001;
const O_RDWR: FileMode = 0x00002;
const O_CREAT: FileMode = 0x00040;
const O_EXCL: FileMode = 0x00080;
const O_NOCTTY: FileMode = 0x00100;
const O_TRUNC: FileMode = 0x00200;
const O_NONBLOCK: FileMode = 0x00800;
const O_APPEND: FileMode = 0x00400;
const O_SYNC: FileMode = 0x01000;
const O_ASYNC: FileMode = 0x02000;
const O_CLOEXEC: FileMode = 0x80000;
pub const O_RDONLY: FileMode = 0x00000;
pub const O_WRONLY: FileMode = 0x00001;
pub const O_RDWR: FileMode = 0x00002;
pub const O_CREATE: FileMode = 0x00040;
// pub const O_EXCL: FileMode = 0x00080;
// pub const O_NOCTTY: FileMode = 0x00100;
pub const O_TRUNC: FileMode = 0x00200;
// pub const O_NONBLOCK: FileMode = 0x00800;
pub const O_APPEND: FileMode = 0x00400;
// pub const O_SYNC: FileMode = 0x01000;
// pub const O_ASYNC: FileMode = 0x02000;
// pub const O_CLOEXEC: FileMode = 0x80000;
// read: bool,
// write: bool,
// append: bool,
// truncate: bool,
// create: bool,
// create_new: bool,
pub async fn open_file(path: impl AsRef<Path>, mode: FileMode) -> io::Result<File> {
let mut opts = fs::OpenOptions::new();
@@ -79,15 +86,17 @@ pub async fn open_file(path: impl AsRef<Path>, mode: FileMode) -> io::Result<Fil
_ => (),
};
if mode & O_CREAT != 0 {
opts.write(true);
if mode & O_CREATE != 0 {
opts.create(true);
}
if mode & O_APPEND != 0 {
opts.write(true);
opts.append(true);
}
// FIXME: TODO
if mode & O_TRUNC != 0 {
opts.truncate(true);
}
opts.open(path.as_ref()).await
}