diff options
Diffstat (limited to 'vendor/hermit-abi/src/lib.rs')
| -rw-r--r-- | vendor/hermit-abi/src/lib.rs | 89 |
1 files changed, 87 insertions, 2 deletions
diff --git a/vendor/hermit-abi/src/lib.rs b/vendor/hermit-abi/src/lib.rs index 29a928e2b..0521b2bad 100644 --- a/vendor/hermit-abi/src/lib.rs +++ b/vendor/hermit-abi/src/lib.rs @@ -1,5 +1,5 @@ -//! `hermit-abi` is small interface to call functions from the unikernel -//! [RustyHermit](https://github.com/hermitcore/libhermit-rs). +//! `hermit-abi` is small interface to call functions from the +//! [Hermit unikernel](https://github.com/hermitcore/kernel). #![no_std] #![allow(nonstandard_style)] @@ -252,6 +252,58 @@ pub struct pollfd { pub revents: i16, /* events returned */ } +#[repr(C)] +pub struct dirent { + pub d_ino: u64, + pub d_off: u64, + pub d_namelen: u32, + pub d_type: u32, + pub d_name: [u8; 0], +} + +#[repr(C)] +#[derive(Copy, Clone, Debug)] +pub enum DirectoryEntry { + Invalid(i32), + Valid(*const dirent), +} + +#[repr(C)] +#[derive(Debug, Copy, Clone)] +pub struct stat { + pub st_dev: u64, + pub st_ino: u64, + pub st_nlink: u64, + pub st_mode: u32, + pub st_uid: u32, + pub st_gid: u32, + pub st_rdev: u64, + pub st_size: i64, + pub st_blksize: i64, + pub st_blocks: i64, + pub st_atime: i64, + pub st_atime_nsec: i64, + pub st_mtime: i64, + pub st_mtime_nsec: i64, + pub st_ctime: i64, + pub st_ctime_nsec: i64, +} + +pub const DT_UNKNOWN: u32 = 0; +pub const DT_FIFO: u32 = 1; +pub const DT_CHR: u32 = 2; +pub const DT_DIR: u32 = 4; +pub const DT_BLK: u32 = 6; +pub const DT_REG: u32 = 8; +pub const DT_LNK: u32 = 10; +pub const DT_SOCK: u32 = 12; +pub const DT_WHT: u32 = 14; + +pub const S_IFDIR: u32 = 16384; +pub const S_IFREG: u32 = 32768; +pub const S_IFLNK: u32 = 40960; +pub const S_IFMT: u32 = 61440; + // sysmbols, which are part of the library operating system extern "C" { /// If the value at address matches the expected value, park the current thread until it is either @@ -409,10 +461,32 @@ extern "C" { #[link_name = "sys_open"] pub fn open(name: *const i8, flags: i32, mode: i32) -> i32; + /// open a directory + /// + /// The opendir() system call opens the directory specified by `name`. + #[link_name = "sys_opendir"] + pub fn opendir(name: *const i8) -> i32; + /// delete the file it refers to `name` #[link_name = "sys_unlink"] pub fn unlink(name: *const i8) -> i32; + /// remove directory it refers to `name` + #[link_name = "sys_rmdir"] + pub fn rmdir(name: *const i8) -> i32; + + /// stat + #[link_name = "sys_stat"] + pub fn stat(name: *const i8, stat: *mut stat) -> i32; + + /// lstat + #[link_name = "sys_lstat"] + pub fn lstat(name: *const i8, stat: *mut stat) -> i32; + + /// fstat + #[link_name = "sys_fstat"] + pub fn fstat(fd: i32, stat: *mut stat) -> i32; + /// determines the number of activated processors #[link_name = "sys_get_processor_count"] pub fn get_processor_count() -> usize; @@ -485,6 +559,17 @@ extern "C" { #[link_name = "sys_read"] pub fn read(fd: i32, buf: *mut u8, len: usize) -> isize; + /// 'readdir' returns a pointer to a dirent structure + /// representing the next directory entry in the directory stream + /// pointed to by the file descriptor + #[link_name = "sys_readdir"] + pub fn readdir(fd: i32) -> DirectoryEntry; + + /// 'mkdir' attempts to create a directory, + /// it returns 0 on success and -1 on error + #[link_name = "sys_mkdir"] + pub fn mkdir(name: *const i8, mode: u32) -> i32; + /// Fill `len` bytes in `buf` with cryptographically secure random data. /// /// Returns either the number of bytes written to buf (a positive value) or |