| /DragonOS-0.1.9/kernel/src/arch/x86_64/kvm/vmx/ |
| D | vmx_asm_wrapper.rs | 4 use system_error::SystemError;
7 pub fn vmxon(vmxon_pa: u64) -> Result<(), SystemError> { in vmxon() argument
12 Err(SystemError::EVMXONFailed) in vmxon()
18 pub fn vmxoff() -> Result<(), SystemError> { in vmxoff()
21 Err(_) => Err(SystemError::EVMXOFFFailed), in vmxoff()
26 pub fn vmx_vmwrite(vmcs_field: u32, value: u64) -> Result<(), SystemError> { in vmx_vmwrite() argument
32 Err(SystemError::EVMWRITEFailed) in vmx_vmwrite()
38 pub fn vmx_vmread(vmcs_field: u32) -> Result<u64, SystemError> { in vmx_vmread() argument
43 Err(SystemError::EVMREADFailed) in vmx_vmread()
48 pub fn vmx_vmptrld(vmcs_pa: u64) -> Result<(), SystemError> { in vmx_vmptrld() argument
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| /DragonOS-0.1.9/kernel/src/arch/riscv64/interrupt/ |
| D | handle.rs | 3 use system_error::SystemError;
9 type ExceptionHandler = fn(&mut TrapFrame) -> Result<(), SystemError>;
67 fn default_handler(_trap_frame: &mut TrapFrame) -> Result<(), SystemError> { in default_handler() argument
75 fn do_trap_insn_misaligned(_trap_frame: &mut TrapFrame) -> Result<(), SystemError> { in do_trap_insn_misaligned() argument
83 fn do_trap_insn_access_fault(_trap_frame: &mut TrapFrame) -> Result<(), SystemError> { in do_trap_insn_access_fault() argument
91 fn do_trap_insn_illegal(_trap_frame: &mut TrapFrame) -> Result<(), SystemError> { in do_trap_insn_illegal() argument
99 fn do_trap_break(_trap_frame: &mut TrapFrame) -> Result<(), SystemError> { in do_trap_break() argument
107 fn do_trap_load_misaligned(_trap_frame: &mut TrapFrame) -> Result<(), SystemError> { in do_trap_load_misaligned() argument
115 fn do_trap_load_access_fault(_trap_frame: &mut TrapFrame) -> Result<(), SystemError> { in do_trap_load_access_fault() argument
123 fn do_trap_store_misaligned(_trap_frame: &mut TrapFrame) -> Result<(), SystemError> { in do_trap_store_misaligned() argument
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| /DragonOS-0.1.9/kernel/src/driver/tty/tty_ldisc/ |
| D | mod.rs | 4 use system_error::SystemError;
16 fn open(&self, tty: Arc<TtyCore>) -> Result<(), SystemError>; in open() argument
17 fn close(&self, tty: Arc<TtyCore>) -> Result<(), SystemError>; in close() argument
18 fn flush_buffer(&self, tty: Arc<TtyCore>) -> Result<(), SystemError>; in flush_buffer() argument
36 ) -> Result<usize, SystemError>; in read() argument
43 ) -> Result<usize, SystemError>; in write() argument
44 fn ioctl(&self, tty: Arc<TtyCore>, cmd: u32, arg: usize) -> Result<usize, SystemError>; in ioctl() argument
49 fn set_termios(&self, tty: Arc<TtyCore>, old: Option<Termios>) -> Result<(), SystemError>; in set_termios() argument
51 fn poll(&self, tty: Arc<TtyCore>) -> Result<usize, SystemError>; in poll() argument
52 fn hangup(&self, tty: Arc<TtyCore>) -> Result<(), SystemError>; in hangup() argument
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| /DragonOS-0.1.9/kernel/src/filesystem/vfs/ |
| D | mod.rs | 12 use system_error::SystemError;
123 fn open(&self, _data: &mut FilePrivateData, _mode: &FileMode) -> Result<(), SystemError> { in open() argument
125 return Err(SystemError::EOPNOTSUPP_OR_ENOTSUP); in open()
132 fn close(&self, _data: &mut FilePrivateData) -> Result<(), SystemError> { in close() argument
134 return Err(SystemError::EOPNOTSUPP_OR_ENOTSUP); in close()
152 ) -> Result<usize, SystemError>; in read_at() argument
169 ) -> Result<usize, SystemError>; in write_at() argument
174 fn poll(&self, _private_data: &FilePrivateData) -> Result<usize, SystemError> { in poll() argument
176 return Err(SystemError::EOPNOTSUPP_OR_ENOTSUP); in poll()
183 fn metadata(&self) -> Result<Metadata, SystemError> { in metadata() argument
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| D | syscall.rs | 8 use system_error::SystemError;
255 ) -> Result<usize, SystemError> { in open() argument
265 ) -> Result<usize, SystemError> { in openat() argument
274 pub fn close(fd: usize) -> Result<usize, SystemError> { in close() argument
290 pub fn ioctl(fd: usize, cmd: u32, data: usize) -> Result<usize, SystemError> { in ioctl() argument
296 .ok_or(SystemError::EBADF)?; in ioctl()
312 pub fn read(fd: i32, buf: &mut [u8]) -> Result<usize, SystemError> { in read() argument
318 return Err(SystemError::EBADF); in read()
334 pub fn write(fd: i32, buf: &[u8]) -> Result<usize, SystemError> { in write() argument
340 .ok_or(SystemError::EBADF)?; in write()
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| D | core.rs | 4 use system_error::SystemError;
52 pub fn vfs_init() -> Result<(), SystemError> { in vfs_init()
95 ) -> Result<(), SystemError> { in do_migrate() argument
117 fn migrate_virtual_filesystem(new_fs: Arc<dyn FileSystem>) -> Result<(), SystemError> { in migrate_virtual_filesystem() argument
150 pub fn mount_root_fs() -> Result<(), SystemError> { in mount_root_fs()
159 let fatfs: Result<Arc<FATFileSystem>, SystemError> = FATFileSystem::new(partiton); in mount_root_fs()
183 pub fn do_mkdir(path: &str, _mode: FileMode) -> Result<u64, SystemError> { in do_mkdir() argument
186 return Err(SystemError::ENAMETOOLONG); in do_mkdir()
189 let inode: Result<Arc<dyn IndexNode>, SystemError> = ROOT_INODE().lookup(path); in do_mkdir()
194 if errno == SystemError::ENOENT { in do_mkdir()
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| D | mount.rs | 10 use system_error::SystemError;
113 fn is_mountpoint_root(&self) -> Result<bool, SystemError> { in is_mountpoint_root() argument
135 fn open(&self, data: &mut FilePrivateData, mode: &FileMode) -> Result<(), SystemError> { in open() argument
139 fn close(&self, data: &mut FilePrivateData) -> Result<(), SystemError> { in close() argument
149 ) -> Result<Arc<dyn IndexNode>, SystemError> { in create_with_data() argument
160 fn truncate(&self, len: usize) -> Result<(), SystemError> { in truncate() argument
170 ) -> Result<usize, SystemError> { in read_at() argument
180 ) -> Result<usize, SystemError> { in write_at() argument
195 fn metadata(&self) -> Result<super::Metadata, SystemError> { in metadata() argument
200 fn set_metadata(&self, metadata: &super::Metadata) -> Result<(), SystemError> { in set_metadata() argument
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| /DragonOS-0.1.9/kernel/src/libs/ |
| D | vec_cursor.rs | 6 use system_error::SystemError;
46 pub fn read_u8(&mut self) -> Result<u8, SystemError> { in read_u8() argument
48 return Err(SystemError::E2BIG); in read_u8()
55 pub fn read_u16(&mut self) -> Result<u16, SystemError> { in read_u16() argument
57 return Err(SystemError::E2BIG); in read_u16()
69 pub fn read_u32(&mut self) -> Result<u32, SystemError> { in read_u32() argument
71 return Err(SystemError::E2BIG); in read_u32()
83 pub fn read_u64(&mut self) -> Result<u64, SystemError> { in read_u64() argument
85 return Err(SystemError::E2BIG); in read_u64()
102 pub fn read_exact(&mut self, buf: &mut [u8]) -> Result<(), SystemError> { in read_exact() argument
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| /DragonOS-0.1.9/kernel/src/driver/tty/ |
| D | console.rs | 1 use system_error::SystemError;
10 fn con_init(&self, vc_data: &mut VirtualConsoleData, init: bool) -> Result<(), SystemError>; in con_init() argument
13 fn con_deinit(&self) -> Result<(), SystemError>; in con_deinit() argument
30 ) -> Result<(), SystemError>; in con_clear() argument
44 ) -> Result<(), SystemError>; in con_putc() argument
60 ) -> Result<(), SystemError>; in con_putcs() argument
69 ) -> Result<(usize, usize, usize), SystemError> { in con_getxy() argument
70 return Err(SystemError::ENOSYS); in con_getxy()
97 ) -> Result<u8, SystemError> { in con_build_attr() argument
98 return Err(SystemError::ENOSYS); in con_build_attr()
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| /DragonOS-0.1.9/docs/kernel/libs/lib_ui/ |
| D | scm.md | 15 fn install(&self) -> Result<i32, SystemError> {
16 return Err(SystemError::EOPNOTSUPP_OR_ENOTSUP);
19 fn uninstall(&self) -> Result<i32, SystemError> {
20 return Err(SystemError::EOPNOTSUPP_OR_ENOTSUP);
23 fn enable(&self) -> Result<i32, SystemError> {
24 return Err(SystemError::EOPNOTSUPP_OR_ENOTSUP);
27 fn disable(&self) -> Result<i32, SystemError> {
28 return Err(SystemError::EOPNOTSUPP_OR_ENOTSUP);
31 fn change(&self, _buf: ScmBufferInfo) -> Result<i32, SystemError> {
32 return Err(SystemError::EOPNOTSUPP_OR_ENOTSUP);
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| /DragonOS-0.1.9/kernel/src/syscall/ |
| D | user_access.rs | 12 use super::SystemError;
28 pub unsafe fn clear_user(dest: VirtAddr, len: usize) -> Result<usize, SystemError> { in clear_user() argument
29 verify_area(dest, len).map_err(|_| SystemError::EFAULT)?; in clear_user()
37 pub unsafe fn copy_to_user(dest: VirtAddr, src: &[u8]) -> Result<usize, SystemError> { in copy_to_user() argument
38 verify_area(dest, src.len()).map_err(|_| SystemError::EFAULT)?; in copy_to_user()
47 pub unsafe fn copy_from_user(dst: &mut [u8], src: VirtAddr) -> Result<usize, SystemError> { in copy_from_user() argument
48 verify_area(src, dst.len()).map_err(|_| SystemError::EFAULT)?; in copy_from_user()
76 ) -> Result<String, SystemError> { in check_and_clone_cstr() argument
98 return Ok(String::from_utf8(buffer).map_err(|_| SystemError::EFAULT)?); in check_and_clone_cstr()
115 pub fn check_and_clone_cstr_array(user: *const *const u8) -> Result<Vec<String>, SystemError> { in check_and_clone_cstr_array() argument
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| /DragonOS-0.1.9/kernel/src/driver/input/serio/ |
| D | serio_device.rs | 2 use system_error::SystemError;
23 fn write(&self, device: &Arc<dyn SerioDevice>, data: u8) -> Result<(), SystemError>; in write() argument
25 fn open(&self, device: &Arc<dyn SerioDevice>) -> Result<(), SystemError>; in open() argument
27 fn close(&self, device: &Arc<dyn SerioDevice>) -> Result<(), SystemError>; in close() argument
29 fn start(&self, device: &Arc<dyn SerioDevice>) -> Result<(), SystemError>; in start() argument
31 fn stop(&self, device: &Arc<dyn SerioDevice>) -> Result<(), SystemError>; in stop() argument
50 pub fn register_port(&self, device: Arc<dyn SerioDevice>) -> Result<(), SystemError> { in register_port() argument
64 pub fn init_port(&self, device: Arc<dyn SerioDevice>) -> Result<(), SystemError> { in init_port() argument
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| D | serio_driver.rs | 2 use system_error::SystemError;
16 fn write_wakeup(&self, device: &Arc<dyn SerioDevice>) -> Result<(), SystemError>; in write_wakeup() argument
34 ) -> Result<(), SystemError>; in interrupt() argument
36 fn connect(&self, device: &Arc<dyn SerioDevice>) -> Result<(), SystemError>; in connect() argument
38 fn reconnect(&self, device: &Arc<dyn SerioDevice>) -> Result<(), SystemError>; in reconnect() argument
40 fn fast_reconnect(&self, device: &Arc<dyn SerioDevice>) -> Result<(), SystemError>; in fast_reconnect() argument
42 fn disconnect(&self, device: &Arc<dyn SerioDevice>) -> Result<(), SystemError>; in disconnect() argument
44 fn cleanup(&self, device: &Arc<dyn SerioDevice>) -> Result<(), SystemError>; in cleanup() argument
66 pub fn register(&self, driver: Arc<dyn SerioDriver>) -> Result<(), SystemError> { in register() argument
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| /DragonOS-0.1.9/kernel/src/filesystem/kernfs/ |
| D | mod.rs | 9 use system_error::SystemError;
145 fn open(&self, _data: &mut FilePrivateData, _mode: &FileMode) -> Result<(), SystemError> { in open() argument
155 fn close(&self, _data: &mut FilePrivateData) -> Result<(), SystemError> { in close() argument
159 fn metadata(&self) -> Result<Metadata, SystemError> { in metadata() argument
163 fn set_metadata(&self, _metadata: &Metadata) -> Result<(), SystemError> { in set_metadata() argument
165 return Err(SystemError::EOPNOTSUPP_OR_ENOTSUP); in set_metadata()
168 fn resize(&self, _len: usize) -> Result<(), SystemError> { in resize() argument
178 ) -> Result<Arc<dyn IndexNode>, SystemError> { in create_with_data() argument
180 return Err(SystemError::EOPNOTSUPP_OR_ENOTSUP); in create_with_data()
183 fn link(&self, _name: &str, _other: &Arc<dyn IndexNode>) -> Result<(), SystemError> { in link() argument
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| D | callback.rs | 7 use system_error::SystemError;
15 fn open(&self, data: KernCallbackData) -> Result<(), SystemError>; in open() argument
22 ) -> Result<usize, SystemError>; in read() argument
29 ) -> Result<usize, SystemError>; in write() argument
31 fn poll(&self, data: KernCallbackData) -> Result<PollStatus, SystemError>; in poll() argument
68 pub fn callback_read(&self, buf: &mut [u8], offset: usize) -> Result<usize, SystemError> { in callback_read() argument
73 return Err(SystemError::EOPNOTSUPP_OR_ENOTSUP); in callback_read()
76 pub fn callback_write(&self, buf: &[u8], offset: usize) -> Result<usize, SystemError> { in callback_write() argument
81 return Err(SystemError::EOPNOTSUPP_OR_ENOTSUP); in callback_write()
93 pub fn callback_read(&self, buf: &mut [u8], offset: usize) -> Result<usize, SystemError> { in callback_read() argument
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| /DragonOS-0.1.9/kernel/src/arch/x86_64/kvm/ |
| D | mod.rs | 13 use system_error::SystemError;
32 pub fn kvm_arch_cpu_supports_vm() -> Result<(), SystemError> { in kvm_arch_cpu_supports_vm()
37 return Err(SystemError::EOPNOTSUPP_OR_ENOTSUP); in kvm_arch_cpu_supports_vm()
44 return Err(SystemError::EOPNOTSUPP_OR_ENOTSUP); in kvm_arch_cpu_supports_vm()
51 pub fn kvm_arch_init() -> Result<(), SystemError> { in kvm_arch_init()
55 pub fn kvm_arch_dev_ioctl(cmd: u32, _arg: usize) -> Result<usize, SystemError> { in kvm_arch_dev_ioctl() argument
59 return Err(SystemError::EINVAL); in kvm_arch_dev_ioctl()
64 pub fn kvm_arch_vcpu_create(id: u32) -> Result<Arc<Mutex<VmxVcpu>>, SystemError> { in kvm_arch_vcpu_create() argument
70 pub fn kvm_arch_vcpu_setup(vcpu: &Mutex<VmxVcpu>) -> Result<(), SystemError> { in kvm_arch_vcpu_setup() argument
75 pub fn kvm_arch_vcpu_ioctl_run(_vcpu: &Mutex<VmxVcpu>) -> Result<(), SystemError> { in kvm_arch_vcpu_ioctl_run() argument
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| /DragonOS-0.1.9/kernel/src/driver/video/fbdev/base/ |
| D | fbsysfs.rs | 2 use system_error::SystemError;
63 fn show(&self, kobj: Arc<dyn KObject>, buf: &mut [u8]) -> Result<usize, SystemError> { in show() argument
65 let fb = fb_dev.framebuffer().ok_or(SystemError::ENODEV)?; in show()
87 fn store(&self, _kobj: Arc<dyn KObject>, _buf: &[u8]) -> Result<usize, SystemError> { in store() argument
89 return Err(SystemError::ENOSYS); in store()
92 fn show(&self, kobj: Arc<dyn KObject>, buf: &mut [u8]) -> Result<usize, SystemError> { in show() argument
94 let fb = fb_dev.framebuffer().ok_or(SystemError::ENODEV)?; in show()
118 fn store(&self, _kobj: Arc<dyn KObject>, _buf: &[u8]) -> Result<usize, SystemError> { in store() argument
120 return Err(SystemError::ENOSYS); in store()
141 fn show(&self, _kobj: Arc<dyn KObject>, _buf: &mut [u8]) -> Result<usize, SystemError> { in show() argument
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| /DragonOS-0.1.9/kernel/src/filesystem/ramfs/ |
| D | mod.rs | 10 use system_error::SystemError;
124 fn truncate(&self, len: usize) -> Result<(), SystemError> { in truncate() argument
129 return Err(SystemError::EINVAL); in truncate()
139 fn close(&self, _data: &mut FilePrivateData) -> Result<(), SystemError> { in close() argument
147 ) -> Result<(), SystemError> { in open() argument
157 ) -> Result<usize, SystemError> { in read_at() argument
159 return Err(SystemError::EINVAL); in read_at()
166 return Err(SystemError::EISDIR); in read_at()
174 return Err(SystemError::ENOBUFS); in read_at()
189 ) -> Result<usize, SystemError> { in write_at() argument
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| /DragonOS-0.1.9/kernel/src/exception/ |
| D | irqchip.rs | 8 use system_error::SystemError;
40 fn irq_startup(&self, _irq: &Arc<IrqData>) -> Result<(), SystemError> { in irq_startup() argument
41 Err(SystemError::ENOSYS) in irq_startup()
45 fn irq_shutdown(&self, _irq: &Arc<IrqData>) -> Result<(), SystemError> { in irq_shutdown() argument
46 Err(SystemError::ENOSYS) in irq_shutdown()
52 fn irq_enable(&self, _irq: &Arc<IrqData>) -> Result<(), SystemError> { in irq_enable() argument
53 Err(SystemError::ENOSYS) in irq_enable()
69 fn irq_mask(&self, _irq: &Arc<IrqData>) -> Result<(), SystemError> { in irq_mask() argument
70 Err(SystemError::ENOSYS) in irq_mask()
84 fn irq_unmask(&self, _irq: &Arc<IrqData>) -> Result<(), SystemError> { in irq_unmask() argument
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| D | resend.rs | 1 use system_error::SystemError;
18 ) -> Result<(), SystemError> { in irq_check_and_resend() argument
33 return Err(SystemError::EINVAL); in irq_check_and_resend()
40 return Err(SystemError::EBUSY); in irq_check_and_resend()
59 ret = Err(SystemError::EINVAL); in irq_check_and_resend()
74 ) -> Result<(), SystemError> { in try_retrigger() argument
81 if e != SystemError::ENOSYS { in try_retrigger()
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| /DragonOS-0.1.9/kernel/src/driver/disk/ahci/ |
| D | ahci_inode.rs | 15 use system_error::SystemError;
79 fn open(&self, _data: &mut FilePrivateData, _mode: &FileMode) -> Result<(), SystemError> { in open() argument
80 Err(SystemError::EOPNOTSUPP_OR_ENOTSUP) in open()
83 fn close(&self, _data: &mut FilePrivateData) -> Result<(), SystemError> { in close() argument
84 Err(SystemError::EOPNOTSUPP_OR_ENOTSUP) in close()
87 fn metadata(&self) -> Result<Metadata, SystemError> { in metadata() argument
95 fn list(&self) -> Result<Vec<String>, SystemError> { in list() argument
96 Err(SystemError::EOPNOTSUPP_OR_ENOTSUP) in list()
99 fn set_metadata(&self, metadata: &Metadata) -> Result<(), SystemError> { in set_metadata() argument
118 ) -> Result<usize, SystemError> { in read_at() argument
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| /DragonOS-0.1.9/kernel/src/filesystem/sysfs/ |
| D | file.rs | 7 use system_error::SystemError;
60 pub fn callback_read(&self, buf: &mut [u8], offset: usize) -> Result<usize, SystemError> { in callback_read() argument
83 pub fn callback_write(&self, buf: &[u8], offset: usize) -> Result<usize, SystemError> { in callback_write() argument
109 ) -> Result<(), SystemError> { in create_file() argument
110 let inode = kobj.inode().ok_or(SystemError::EINVAL)?; in create_file()
120 ) -> Result<(), SystemError> { in add_file_with_mode() argument
134 SystemError::EINVAL in add_file_with_mode()
164 if e == SystemError::EEXIST { in add_file_with_mode()
208 ) -> Result<(), SystemError> { in create_bin_file() argument
209 let inode = kobj.inode().ok_or(SystemError::EINVAL)?; in create_bin_file()
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| D | mod.rs | 16 use system_error::SystemError;
33 pub fn sysfs_init() -> Result<(), SystemError> { in sysfs_init()
69 pub fn callback_read(&self, buf: &mut [u8], offset: usize) -> Result<usize, SystemError> { in callback_read() argument
77 return Err(SystemError::EOPNOTSUPP_OR_ENOTSUP); in callback_read()
83 pub fn callback_write(&self, buf: &[u8], offset: usize) -> Result<usize, SystemError> { in callback_write() argument
89 return Err(SystemError::EOPNOTSUPP_OR_ENOTSUP); in callback_write()
127 fn show(&self, _kobj: Arc<dyn KObject>, _buf: &mut [u8]) -> Result<usize, SystemError> { in show() argument
128 return Err(SystemError::EOPNOTSUPP_OR_ENOTSUP); in show()
131 fn store(&self, _kobj: Arc<dyn KObject>, _buf: &[u8]) -> Result<usize, SystemError> { in store() argument
132 return Err(SystemError::EOPNOTSUPP_OR_ENOTSUP); in store()
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| /DragonOS-0.1.9/kernel/src/process/ |
| D | syscall.rs | 8 use system_error::SystemError;
33 pub fn fork(frame: &TrapFrame) -> Result<usize, SystemError> { in fork() argument
37 pub fn vfork(frame: &TrapFrame) -> Result<usize, SystemError> { in vfork() argument
55 ) -> Result<(), SystemError> { in execve() argument
68 return Err(SystemError::EINVAL); in execve()
77 let r: Result<(String, Vec<String>, Vec<String>), SystemError> = x(); in execve()
104 ) -> Result<usize, SystemError> { in wait4() argument
105 let options = WaitOption::from_bits(options as u32).ok_or(SystemError::EINVAL)?; in wait4()
146 pub fn getpid() -> Result<Pid, SystemError> { in getpid()
157 pub fn getpgid(mut pid: Pid) -> Result<Pid, SystemError> { in getpgid() argument
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| /DragonOS-0.1.9/kernel/src/net/ |
| D | syscall.rs | 6 use system_error::SystemError;
39 ) -> Result<usize, SystemError> { in socket() argument
73 ) -> Result<usize, SystemError> { in socketpair() argument
89 let mut alloc_fd = |socket: Box<dyn Socket>| -> Result<i32, SystemError> { in socketpair()
114 ) -> Result<usize, SystemError> { in setsockopt() argument
117 .ok_or(SystemError::EBADF)?; in setsockopt()
138 ) -> Result<usize, SystemError> { in getsockopt() argument
143 .ok_or(SystemError::EBADF)?; in getsockopt()
148 .map_err(|_| SystemError::ENOPROTOOPT)?; in getsockopt()
168 return Err(SystemError::ENOPROTOOPT); in getsockopt()
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