1 use core::arch::global_asm; 2 3 // x8 is register, 119 is SIGRETURN 4 #[cfg(target_arch = "aarch64")] 5 global_asm!( 6 " 7 .global __restore_rt 8 __restore_rt: 9 mov x8, #119 10 svc 0 11 " 12 ); 13 // Needs to be defined in assembly because it can't have a function prologue 14 // eax is register, 119 is SIGRETURN 15 #[cfg(target_arch = "x86")] 16 global_asm!( 17 " 18 .global __restore_rt 19 __restore_rt: 20 mov eax, 119 21 int 0x80 22 " 23 ); 24 // Needs to be defined in assembly because it can't have a function prologue 25 // rax is register, 119 is SIGRETURN 26 #[cfg(target_arch = "x86_64")] 27 global_asm!( 28 " 29 .global __restore_rt 30 __restore_rt: 31 mov rax, 119 32 syscall 33 " 34 ); 35 36 pub const SIGHUP: usize = 1; 37 pub const SIGINT: usize = 2; 38 pub const SIGQUIT: usize = 3; 39 pub const SIGILL: usize = 4; 40 pub const SIGTRAP: usize = 5; 41 pub const SIGABRT: usize = 6; 42 pub const SIGBUS: usize = 7; 43 pub const SIGFPE: usize = 8; 44 pub const SIGKILL: usize = 9; 45 pub const SIGUSR1: usize = 10; 46 pub const SIGSEGV: usize = 11; 47 pub const SIGUSR2: usize = 12; 48 pub const SIGPIPE: usize = 13; 49 pub const SIGALRM: usize = 14; 50 pub const SIGTERM: usize = 15; 51 pub const SIGSTKFLT: usize = 16; 52 pub const SIGCHLD: usize = 17; 53 pub const SIGCONT: usize = 18; 54 pub const SIGSTOP: usize = 19; 55 pub const SIGTSTP: usize = 20; 56 pub const SIGTTIN: usize = 21; 57 pub const SIGTTOU: usize = 22; 58 pub const SIGURG: usize = 23; 59 pub const SIGXCPU: usize = 24; 60 pub const SIGXFSZ: usize = 25; 61 pub const SIGVTALRM: usize = 26; 62 pub const SIGPROF: usize = 27; 63 pub const SIGWINCH: usize = 28; 64 pub const SIGIO: usize = 29; 65 pub const SIGPWR: usize = 30; 66 pub const SIGSYS: usize = 31; 67 pub const NSIG: usize = 32; 68 69 pub const SA_NOCLDSTOP: usize = 0x00000001; 70 pub const SA_NOCLDWAIT: usize = 0x00000002; 71 pub const SA_SIGINFO: usize = 0x00000004; 72 pub const SA_RESTORER: usize = 0x04000000; 73 pub const SA_ONSTACK: usize = 0x08000000; 74 pub const SA_RESTART: usize = 0x10000000; 75 pub const SA_NODEFER: usize = 0x40000000; 76 pub const SA_RESETHAND: usize = 0x80000000; 77 78 pub const SS_ONSTACK: usize = 0x00000001; 79 pub const SS_DISABLE: usize = 0x00000002; 80 81 // TODO: It's just a guess based on Linux 82 pub const MINSIGSTKSZ: usize = 2048; 83 pub const SIGSTKSZ: usize = 8096; 84