| // Copyright 2016 The Go Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style |
| // license that can be found in the LICENSE file. |
| |
| //go:build (mips || mipsle) && linux |
| |
| package runtime |
| |
| import "unsafe" |
| |
| const ( |
| _EINTR = 0x4 |
| _EAGAIN = 0xb |
| _ENOMEM = 0xc |
| |
| _PROT_NONE = 0x0 |
| _PROT_READ = 0x1 |
| _PROT_WRITE = 0x2 |
| _PROT_EXEC = 0x4 |
| |
| _MAP_ANON = 0x800 |
| _MAP_PRIVATE = 0x2 |
| _MAP_FIXED = 0x10 |
| |
| _MADV_DONTNEED = 0x4 |
| _MADV_FREE = 0x8 |
| _MADV_HUGEPAGE = 0xe |
| _MADV_NOHUGEPAGE = 0xf |
| _MADV_COLLAPSE = 0x19 |
| |
| _SA_RESTART = 0x10000000 |
| _SA_ONSTACK = 0x8000000 |
| _SA_SIGINFO = 0x8 |
| |
| _SI_KERNEL = 0x80 |
| _SI_TIMER = -0x2 |
| |
| _SIGHUP = 0x1 |
| _SIGINT = 0x2 |
| _SIGQUIT = 0x3 |
| _SIGILL = 0x4 |
| _SIGTRAP = 0x5 |
| _SIGABRT = 0x6 |
| _SIGEMT = 0x7 |
| _SIGFPE = 0x8 |
| _SIGKILL = 0x9 |
| _SIGBUS = 0xa |
| _SIGSEGV = 0xb |
| _SIGSYS = 0xc |
| _SIGPIPE = 0xd |
| _SIGALRM = 0xe |
| _SIGUSR1 = 0x10 |
| _SIGUSR2 = 0x11 |
| _SIGCHLD = 0x12 |
| _SIGPWR = 0x13 |
| _SIGWINCH = 0x14 |
| _SIGURG = 0x15 |
| _SIGIO = 0x16 |
| _SIGSTOP = 0x17 |
| _SIGTSTP = 0x18 |
| _SIGCONT = 0x19 |
| _SIGTTIN = 0x1a |
| _SIGTTOU = 0x1b |
| _SIGVTALRM = 0x1c |
| _SIGPROF = 0x1d |
| _SIGXCPU = 0x1e |
| _SIGXFSZ = 0x1f |
| |
| _SIGRTMIN = 0x20 |
| |
| _FPE_INTDIV = 0x1 |
| _FPE_INTOVF = 0x2 |
| _FPE_FLTDIV = 0x3 |
| _FPE_FLTOVF = 0x4 |
| _FPE_FLTUND = 0x5 |
| _FPE_FLTRES = 0x6 |
| _FPE_FLTINV = 0x7 |
| _FPE_FLTSUB = 0x8 |
| |
| _BUS_ADRALN = 0x1 |
| _BUS_ADRERR = 0x2 |
| _BUS_OBJERR = 0x3 |
| |
| _SEGV_MAPERR = 0x1 |
| _SEGV_ACCERR = 0x2 |
| |
| _ITIMER_REAL = 0x0 |
| _ITIMER_VIRTUAL = 0x1 |
| _ITIMER_PROF = 0x2 |
| |
| _CLOCK_THREAD_CPUTIME_ID = 0x3 |
| |
| _SIGEV_THREAD_ID = 0x4 |
| ) |
| |
| type timespec struct { |
| tv_sec int32 |
| tv_nsec int32 |
| } |
| |
| //go:nosplit |
| func (ts *timespec) setNsec(ns int64) { |
| ts.tv_sec = timediv(ns, 1e9, &ts.tv_nsec) |
| } |
| |
| type timeval struct { |
| tv_sec int32 |
| tv_usec int32 |
| } |
| |
| //go:nosplit |
| func (tv *timeval) set_usec(x int32) { |
| tv.tv_usec = x |
| } |
| |
| type sigactiont struct { |
| sa_flags uint32 |
| sa_handler uintptr |
| sa_mask [4]uint32 |
| // linux header does not have sa_restorer field, |
| // but it is used in setsig(). it is no harm to put it here |
| sa_restorer uintptr |
| } |
| |
| type siginfoFields struct { |
| si_signo int32 |
| si_code int32 |
| si_errno int32 |
| // below here is a union; si_addr is the only field we use |
| si_addr uint32 |
| } |
| |
| type siginfo struct { |
| siginfoFields |
| |
| // Pad struct to the max size in the kernel. |
| _ [_si_max_size - unsafe.Sizeof(siginfoFields{})]byte |
| } |
| |
| type itimerspec struct { |
| it_interval timespec |
| it_value timespec |
| } |
| |
| type itimerval struct { |
| it_interval timeval |
| it_value timeval |
| } |
| |
| type sigeventFields struct { |
| value uintptr |
| signo int32 |
| notify int32 |
| // below here is a union; sigev_notify_thread_id is the only field we use |
| sigev_notify_thread_id int32 |
| } |
| |
| type sigevent struct { |
| sigeventFields |
| |
| // Pad struct to the max size in the kernel. |
| _ [_sigev_max_size - unsafe.Sizeof(sigeventFields{})]byte |
| } |
| |
| const ( |
| _O_RDONLY = 0x0 |
| _O_WRONLY = 0x1 |
| _O_NONBLOCK = 0x80 |
| _O_CREAT = 0x100 |
| _O_TRUNC = 0x200 |
| _O_CLOEXEC = 0x80000 |
| _SA_RESTORER = 0 |
| ) |
| |
| type stackt struct { |
| ss_sp *byte |
| ss_size uintptr |
| ss_flags int32 |
| } |
| |
| type sigcontext struct { |
| sc_regmask uint32 |
| sc_status uint32 |
| sc_pc uint64 |
| sc_regs [32]uint64 |
| sc_fpregs [32]uint64 |
| sc_acx uint32 |
| sc_fpc_csr uint32 |
| sc_fpc_eir uint32 |
| sc_used_math uint32 |
| sc_dsp uint32 |
| sc_mdhi uint64 |
| sc_mdlo uint64 |
| sc_hi1 uint32 |
| sc_lo1 uint32 |
| sc_hi2 uint32 |
| sc_lo2 uint32 |
| sc_hi3 uint32 |
| sc_lo3 uint32 |
| } |
| |
| type ucontext struct { |
| uc_flags uint32 |
| uc_link *ucontext |
| uc_stack stackt |
| Pad_cgo_0 [4]byte |
| uc_mcontext sigcontext |
| uc_sigmask [4]uint32 |
| } |
