From f3fa998e7bc53abc180f0e77ac286dab2fd24e30 Mon Sep 17 00:00:00 2001
From: LI Qing <geding.lq@antgroup.com>
Date: Thu, 16 Feb 2023 10:41:29 +0800
Subject: [PATCH] Add support for open syscall

---
 src/services/libs/jinux-std/src/syscall/mod.rs              | 6 ++++--
 .../libs/jinux-std/src/syscall/{openat.rs => open.rs}       | 4 ++++
 2 files changed, 8 insertions(+), 2 deletions(-)
 rename src/services/libs/jinux-std/src/syscall/{openat.rs => open.rs} (94%)

diff --git a/src/services/libs/jinux-std/src/syscall/mod.rs b/src/services/libs/jinux-std/src/syscall/mod.rs
index 8007e4a04..b7c3b9ed8 100644
--- a/src/services/libs/jinux-std/src/syscall/mod.rs
+++ b/src/services/libs/jinux-std/src/syscall/mod.rs
@@ -31,7 +31,7 @@ use crate::syscall::madvise::sys_madvise;
 use crate::syscall::mmap::sys_mmap;
 use crate::syscall::mprotect::sys_mprotect;
 use crate::syscall::munmap::sys_munmap;
-use crate::syscall::openat::sys_openat;
+use crate::syscall::open::{sys_open, sys_openat};
 use crate::syscall::poll::sys_poll;
 use crate::syscall::prctl::sys_prctl;
 use crate::syscall::prlimit64::sys_prlimit64;
@@ -84,7 +84,7 @@ mod madvise;
 mod mmap;
 mod mprotect;
 mod munmap;
-mod openat;
+mod open;
 mod poll;
 mod prctl;
 mod prlimit64;
@@ -138,6 +138,7 @@ macro_rules! syscall_handler {
 define_syscall_nums!(
     SYS_READ = 0,
     SYS_WRITE = 1,
+    SYS_OPEN = 2,
     SYS_CLOSE = 3,
     SYS_STAT = 4,
     SYS_FSTAT = 5,
@@ -246,6 +247,7 @@ pub fn syscall_dispatch(
     match syscall_number {
         SYS_READ => syscall_handler!(3, sys_read, args),
         SYS_WRITE => syscall_handler!(3, sys_write, args),
+        SYS_OPEN => syscall_handler!(3, sys_open, args),
         SYS_CLOSE => syscall_handler!(1, sys_close, args),
         SYS_STAT => syscall_handler!(2, sys_stat, args),
         SYS_FSTAT => syscall_handler!(2, sys_fstat, args),
diff --git a/src/services/libs/jinux-std/src/syscall/openat.rs b/src/services/libs/jinux-std/src/syscall/open.rs
similarity index 94%
rename from src/services/libs/jinux-std/src/syscall/openat.rs
rename to src/services/libs/jinux-std/src/syscall/open.rs
index 0f63238f0..a67f0c08c 100644
--- a/src/services/libs/jinux-std/src/syscall/openat.rs
+++ b/src/services/libs/jinux-std/src/syscall/open.rs
@@ -67,6 +67,10 @@ pub fn sys_openat(
     Ok(SyscallReturn::Return(fd as _))
 }
 
+pub fn sys_open(pathname_addr: Vaddr, flags: u32, mode: u16) -> Result<SyscallReturn> {
+    self::sys_openat(AT_FDCWD, pathname_addr, flags, mode)
+}
+
 /// File for output busybox ash log.
 struct BusyBoxTraceFile;