/*--------------------------------------------------------------------*/ /*--- Platform-specific syscalls stuff. syswrap-nanomips-linux.c ----*/ /*--------------------------------------------------------------------*/ /* This file is part of Valgrind, a dynamic binary instrumentation framework. Copyright (C) 2017-2018 RT-RK This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, see . The GNU General Public License is contained in the file COPYING. */ #if defined(VGP_nanomips_linux) #include "pub_core_basics.h" #include "pub_core_vki.h" #include "pub_core_vkiscnums.h" #include "pub_core_threadstate.h" #include "pub_core_aspacemgr.h" #include "pub_core_debuglog.h" #include "pub_core_libcbase.h" #include "pub_core_libcassert.h" #include "pub_core_libcprint.h" #include "pub_core_libcproc.h" #include "pub_core_libcsignal.h" #include "pub_core_options.h" #include "pub_core_scheduler.h" #include "pub_core_sigframe.h" // For VG_(sigframe_destroy)() #include "pub_core_signals.h" #include "pub_core_syscall.h" #include "pub_core_syswrap.h" #include "pub_core_tooliface.h" #include "pub_core_transtab.h" // VG_(discard_translations) #include "priv_types_n_macros.h" #include "priv_syswrap-generic.h" /* for decls of generic wrappers */ #include "priv_syswrap-linux.h" /* for decls of linux-ish wrappers */ #include "priv_syswrap-main.h" #include "pub_core_debuginfo.h" // VG_(di_notify_*) #include "pub_core_xarray.h" #include "pub_core_clientstate.h" // VG_(brk_base), VG_(brk_limit) #include "pub_core_errormgr.h" #include "pub_core_gdbserver.h" // VG_(gdbserver) #include "pub_core_libcfile.h" #include "pub_core_machine.h" // VG_(get_SP) #include "pub_core_mallocfree.h" #include "pub_core_stacktrace.h" // For VG_(get_and_pp_StackTrace)() #include "pub_core_ume.h" #include "priv_syswrap-generic.h" #include "config.h" #include /* --------------------------------------------------------------------- clone() handling ------------------------------------------------------------------ */ /* Call f(arg1), but first switch stacks, using 'stack' as the new stack, and use 'retaddr' as f's return-to address. Also, clear all the integer registers before entering f.*/ __attribute__ ((noreturn)) void ML_ (call_on_new_stack_0_1) (Addr stack, Addr retaddr, void (*f) (Word), Word arg1); // a0 = stack // a1 = retaddr // a2 = f // a3 = arg1 asm ( ".text\n" ".globl vgModuleLocal_call_on_new_stack_0_1 \n" "vgModuleLocal_call_on_new_stack_0_1: \n" " move $sp, $a0 \n\t" // stack to $sp " move $ra, $a1 \n\t" // retaddr to $ra " move $t9, $a2 \n\t" // f to t9 " move $a0, $a3 \n\t" // arg1 to $a0 " li $t4, 0 \n\t" // zero all GP regs " li $t5, 0 \n\t" " li $a1, 0 \n\t" " li $a2, 0 \n\t" " li $a3, 0 \n\t" " li $t0, 0 \n\t" " li $t1, 0 \n\t" " li $t2, 0 \n\t" " li $t3, 0 \n\t" " li $s0, 0 \n\t" " li $s1, 0 \n\t" " li $s2, 0 \n\t" " li $s3, 0 \n\t" " li $s4, 0 \n\t" " li $s5, 0 \n\t" " li $s6, 0 \n\t" " li $s7, 0 \n\t" " li $t8, 0 \n\t" " jrc $t9 \n\t" // jump to dst " break 0x7 \n" // should never get here ".previous\n" ); /* Perform a clone system call. clone is strange because it has fork()-like return-twice semantics, so it needs special handling here. Upon entry, we have: int (fn)(void*) in $a0 0 void* child_stack in $a1 4 int flags in $a2 8 void* arg in $a3 12 pid_t* child_tid in $a4 16 pid_t* parent_tid in $a5 20 void* tls_ptr in $a6 24 System call requires: int $__NR_clone in $t4 int flags in $a0 0 void* child_stack in $a1 4 pid_t* parent_tid in $a2 8 void* tls_ptr in $a3 12 pid_t* child_tid in $a4 16 int clone(int (*fn)(void *arg), void *child_stack, int flags, void *arg, void *parent_tidptr, void *tls, void *child_tidptr) Returns an Int encoded in the linux-mips way, not a SysRes. */ #define __NR_CLONE VG_STRINGIFY(__NR_clone) #define __NR_EXIT VG_STRINGIFY(__NR_exit) // See priv_syswrap-linux.h for arg profile. asm ( " .text \n" " .set noreorder \n" " .set nomacro \n" " .globl do_syscall_clone_nanomips_linux \n" " do_syscall_clone_nanomips_linux: \n\t" " addiu $sp, $sp, -16 \n\t" " sw $ra, 0($sp) \n\t" " sw $fp, 4($sp) \n\t" " sw $gp, 8($sp) \n\t" " addiu $a1, $a1, -16 \n\t" " sw $a0, 0($a1) \n\t" /* fn */ " sw $a3, 4($a1) \n\t" /* arg */ /* 1. arg for syscalls */ " move $a0, $a2 \n\t" /* flags */ " move $a2, $a5 \n\t" /* parent */ " move $a3, $a6 \n\t" /* tls */ /* 2. do a syscall to clone */ " li $t4, " __NR_CLONE "\n\t" /* __NR_clone */ " syscall[32] \n\t" /* 3. See if we are a child, call fn and after that exit */ " bnezc $a0, p_or_error \n\t" " lw $t9, 0($sp) \n\t" " lw $a0, 4($sp) \n\t" " jalrc $t9 \n\t" " li $t4, " __NR_EXIT "\n\t" /* NR_exit */ " syscall[32] \n" /* 4. If we are parent or error, just return to caller */ " p_or_error: \n\t" " lw $ra, 0($sp) \n\t" " lw $fp, 4($sp) \n\t" " lw $gp, 8($sp) \n\t" " addiu $sp, $sp, 16 \n\t" " jrc $ra\n" " .previous\n" ); #undef __NR_CLONE #undef __NR_EXIT // forward declarations static SysRes sys_set_tls (ThreadId tid, Addr tlsptr); static SysRes nanomips_PRE_sys_mmap (ThreadId tid, UWord arg1, UWord arg2, UWord arg3, UWord arg4, UWord arg5, Off64T arg6); /* --------------------------------------------------------------------- More thread stuff ------------------------------------------------------------------ */ // MIPS doesn't have any architecture specific thread stuff that // needs to be cleaned up void VG_ (cleanup_thread) (ThreadArchState * arch) { } SysRes sys_set_tls ( ThreadId tid, Addr tlsptr ) { VG_(threads)[tid].arch.vex.guest_ULR = tlsptr; return VG_(mk_SysRes_Success)( 0 ); } /* --------------------------------------------------------------------- mips handler for mmap and mmap2 ------------------------------------------------------------------ */ static void notify_core_of_mmap(Addr a, SizeT len, UInt prot, UInt flags, Int fd, Off64T offset) { Bool d; /* 'a' is the return value from a real kernel mmap, hence: */ vg_assert(VG_IS_PAGE_ALIGNED(a)); /* whereas len is whatever the syscall supplied. So: */ len = VG_PGROUNDUP(len); d = VG_(am_notify_client_mmap)( a, len, prot, flags, fd, offset ); if (d) VG_(discard_translations)( a, (ULong)len, "notify_core_of_mmap" ); } static void notify_tool_of_mmap(Addr a, SizeT len, UInt prot, ULong di_handle) { Bool rr, ww, xx; /* 'a' is the return value from a real kernel mmap, hence: */ vg_assert(VG_IS_PAGE_ALIGNED(a)); /* whereas len is whatever the syscall supplied. So: */ len = VG_PGROUNDUP(len); rr = toBool(prot & VKI_PROT_READ); ww = toBool(prot & VKI_PROT_WRITE); xx = toBool(prot & VKI_PROT_EXEC); VG_TRACK( new_mem_mmap, a, len, rr, ww, xx, di_handle ); } /* Based on ML_(generic_PRE_sys_mmap) from syswrap-generic.c. If we are trying to do mmap with VKI_MAP_SHARED flag we need to align the start address on VKI_SHMLBA like we did in VG_(am_mmap_file_float_valgrind_flags) */ static SysRes nanomips_PRE_sys_mmap(ThreadId tid, UWord arg1, UWord arg2, UWord arg3, UWord arg4, UWord arg5, Off64T arg6) { Addr advised; SysRes sres; MapRequest mreq; Bool mreq_ok; if (arg2 == 0) { /* SuSV3 says: If len is zero, mmap() shall fail and no mapping shall be established. */ return VG_(mk_SysRes_Error)( VKI_EINVAL ); } if (!VG_IS_PAGE_ALIGNED(arg1)) { /* zap any misaligned addresses. */ /* SuSV3 says misaligned addresses only cause the MAP_FIXED case to fail. Here, we catch them all. */ return VG_(mk_SysRes_Error)( VKI_EINVAL ); } if (!VG_IS_PAGE_ALIGNED(arg6)) { /* zap any misaligned offsets. */ /* SuSV3 says: The off argument is constrained to be aligned and sized according to the value returned by sysconf() when passed _SC_PAGESIZE or _SC_PAGE_SIZE. */ return VG_(mk_SysRes_Error)( VKI_EINVAL ); } /* Figure out what kind of allocation constraints there are (fixed/hint/any), and ask aspacem what we should do. */ mreq.start = arg1; mreq.len = arg2; if (arg4 & VKI_MAP_FIXED) { mreq.rkind = MFixed; } else if (arg1 != 0) { mreq.rkind = MHint; } else { mreq.rkind = MAny; } if ((VKI_SHMLBA > VKI_PAGE_SIZE) && (VKI_MAP_SHARED & arg4) && !(VKI_MAP_FIXED & arg4)) mreq.len = arg2 + VKI_SHMLBA - VKI_PAGE_SIZE; /* Enquire ... */ advised = VG_(am_get_advisory)( &mreq, True/*client*/, &mreq_ok ); if ((VKI_SHMLBA > VKI_PAGE_SIZE) && (VKI_MAP_SHARED & arg4) && !(VKI_MAP_FIXED & arg4)) advised = VG_ROUNDUP(advised, VKI_SHMLBA); if (!mreq_ok) { /* Our request was bounced, so we'd better fail. */ return VG_(mk_SysRes_Error)( VKI_EINVAL ); } /* Otherwise we're OK (so far). Install aspacem's choice of address, and let the mmap go through. */ sres = VG_(am_do_mmap_NO_NOTIFY)(advised, arg2, arg3, arg4 | VKI_MAP_FIXED, arg5, arg6); /* A refinement: it may be that the kernel refused aspacem's choice of address. If we were originally asked for a hinted mapping, there is still a last chance: try again at any address. Hence: */ if (mreq.rkind == MHint && sr_isError(sres)) { mreq.start = 0; mreq.len = arg2; mreq.rkind = MAny; advised = VG_(am_get_advisory)( &mreq, True/*client*/, &mreq_ok ); if (!mreq_ok) { /* Our request was bounced, so we'd better fail. */ return VG_(mk_SysRes_Error)( VKI_EINVAL ); } /* and try again with the kernel */ sres = VG_(am_do_mmap_NO_NOTIFY)(advised, arg2, arg3, arg4 | VKI_MAP_FIXED, arg5, arg6); } if (!sr_isError(sres)) { ULong di_handle; /* Notify aspacem. */ notify_core_of_mmap( (Addr)sr_Res(sres), /* addr kernel actually assigned */ arg2, /* length */ arg3, /* prot */ arg4, /* the original flags value */ arg5, /* fd */ arg6 /* offset */ ); /* Load symbols? */ di_handle = VG_(di_notify_mmap)( (Addr)sr_Res(sres), False/*allow_SkFileV*/, (Int)arg5 ); /* Notify the tool. */ notify_tool_of_mmap( (Addr)sr_Res(sres), /* addr kernel actually assigned */ arg2, /* length */ arg3, /* prot */ di_handle /* so the tool can refer to the read debuginfo later, if it wants. */ ); } /* Stay sane */ if (!sr_isError(sres) && (arg4 & VKI_MAP_FIXED)) vg_assert(sr_Res(sres) == arg1); return sres; } /* --------------------------------------------------------------------- PRE/POST wrappers for mips/Linux-specific syscalls ------------------------------------------------------------------ */ #define PRE(name) DEFN_PRE_TEMPLATE(mips_linux, name) #define POST(name) DEFN_POST_TEMPLATE(mips_linux, name) /* Add prototypes for the wrappers declared here, so that gcc doesn't harass us for not having prototypes. Really this is a kludge -- the right thing to do is to make these wrappers 'static' since they aren't visible outside this file, but that requires even more macro magic. */ DECL_TEMPLATE (mips_linux, sys_mmap2); DECL_TEMPLATE (mips_linux, sys_rt_sigreturn); DECL_TEMPLATE (mips_linux, sys_set_thread_area); DECL_TEMPLATE (mips_linux, sys_ptrace); DECL_TEMPLATE (mips_linux, sys_unshare); DECL_TEMPLATE (mips_linux, sys_reboot); DECL_TEMPLATE (mips_linux, sys_setdomainname); DECL_TEMPLATE (mips_linux, sys_sethostname); DECL_TEMPLATE (mips_linux, sys_swapon); DECL_TEMPLATE (mips_linux, sys_swapoff); PRE(sys_mmap2) { /* Exactly like sys_mmap() except the file offset is specified in 4096 byte units rather than bytes, so that it can be used for files bigger than 2^32 bytes. */ SysRes r; PRINT("sys_mmap2 ( %#lx, %lu, %ld, %ld, %ld, %ld )", ARG1, ARG2, SARG3, SARG4, SARG5, SARG6); PRE_REG_READ6(long, "mmap2", unsigned long, start, unsigned long, length, unsigned long, prot, unsigned long, flags, unsigned long, fd, unsigned long, offset); r = nanomips_PRE_sys_mmap(tid, ARG1, ARG2, ARG3, ARG4, ARG5, 4096 * (Off64T) ARG6); SET_STATUS_from_SysRes(r); } PRE(sys_ptrace) { PRINT("sys_ptrace ( %ld, %ld, %#lx, %#lx )", SARG1, SARG2, ARG3, ARG4); PRE_REG_READ4(int, "ptrace", long, request, long, pid, unsigned long, addr, unsigned long, data); switch (ARG1) { case VKI_PTRACE_PEEKTEXT: case VKI_PTRACE_PEEKDATA: case VKI_PTRACE_PEEKUSR: PRE_MEM_WRITE("ptrace(peek)", ARG4, sizeof(long)); break; case VKI_PTRACE_GETEVENTMSG: PRE_MEM_WRITE("ptrace(geteventmsg)", ARG4, sizeof(unsigned long)); break; case VKI_PTRACE_GETSIGINFO: PRE_MEM_WRITE("ptrace(getsiginfo)", ARG4, sizeof(vki_siginfo_t)); break; case VKI_PTRACE_SETSIGINFO: PRE_MEM_READ("ptrace(setsiginfo)", ARG4, sizeof(vki_siginfo_t)); break; case VKI_PTRACE_GETREGSET: ML_(linux_PRE_getregset)(tid, ARG3, ARG4); break; default: break; } } POST(sys_ptrace) { switch (ARG1) { case VKI_PTRACE_TRACEME: ML_(linux_POST_traceme)(tid); break; case VKI_PTRACE_PEEKTEXT: case VKI_PTRACE_PEEKDATA: case VKI_PTRACE_PEEKUSR: POST_MEM_WRITE (ARG4, sizeof(long)); break; case VKI_PTRACE_GETEVENTMSG: POST_MEM_WRITE (ARG4, sizeof(unsigned long)); break; case VKI_PTRACE_GETSIGINFO: POST_MEM_WRITE (ARG4, sizeof(vki_siginfo_t)); break; case VKI_PTRACE_GETREGSET: ML_(linux_POST_getregset)(tid, ARG3, ARG4); break; default: break; } } PRE(sys_rt_sigreturn) { ThreadState* tst; PRINT ("rt_sigreturn ( )"); vg_assert (VG_ (is_valid_tid) (tid)); vg_assert (tid >= 1 && tid < VG_N_THREADS); vg_assert (VG_ (is_running_thread) (tid)); tst = VG_(get_ThreadState)(tid); ML_(fixup_guest_state_to_restart_syscall)(&tst->arch); /* Restore register state from frame and remove it */ VG_ (sigframe_destroy) (tid, True); /* Tell the driver not to update the guest state with the "result", and set a bogus result to keep it happy. */ *flags |= SfNoWriteResult; SET_STATUS_Success (0); /* Check to see if any signals arose as a result of this. */ *flags |= SfPollAfter; } PRE(sys_set_thread_area) { PRINT ("set_thread_area (%lx)", ARG1); PRE_REG_READ1(long, "set_thread_area", unsigned long, addr); SET_STATUS_from_SysRes( sys_set_tls( tid, ARG1 ) ); } PRE(sys_unshare) { PRINT("sys_unshare ( %lu )", ARG1); PRE_REG_READ1(long, "sys_unshare", unsigned long, flags); } PRE(sys_reboot) { PRINT("sys_reboot ( %ld, %lu, %lu, %#lx )", SARG1, ARG2, ARG3, ARG4); // An approximation. ARG4 is only read conditionally by the kernel PRE_REG_READ4(int, "reboot", int, magic1, int, magic2, unsigned int, cmd, void *, arg); *flags |= SfMayBlock; } PRE(sys_setdomainname) { PRINT ("sys_setdomainname ( %#lx, %ld )", ARG1, SARG2); PRE_REG_READ2 (long, "setdomainname", const void *, name, int, len); } PRE(sys_sethostname) { PRINT ("sys_sethostname ( %#lx, %ld )", ARG1, SARG2); PRE_REG_READ2 (long, "sethostname", const void *, name, int, len); } PRE(sys_swapon) { PRINT("sys_swapon ( %#lx, %#lx )", ARG1, ARG2); PRE_REG_READ2(long, "swapon", const void *, path, int, flags); } PRE(sys_swapoff) { PRINT("sys_swapoff ( %#lx )", ARG1); PRE_REG_READ1(long, "swapoff", const void *, path); } #undef PRE #undef POST /* --------------------------------------------------------------------- The mips/Linux syscall table ------------------------------------------------------------------ */ #define PLAX_(sysno, name) WRAPPER_ENTRY_X_(mips_linux, sysno, name) #define PLAXY(sysno, name) WRAPPER_ENTRY_XY(mips_linux, sysno, name) // This table maps from __NR_xxx syscall numbers (from // linux/include/asm-mips/unistd.h) to the appropriate PRE/POST sys_foo() // wrappers on mips (as per sys_call_table in linux/arch/mips/kernel/entry.S). // // For those syscalls not handled by Valgrind, the annotation indicate its // arch/OS combination, eg. */* (generic), */Linux (Linux only), ?/? // (unknown). static SyscallTableEntry syscall_main_table[] = { LINXY (__NR_io_setup, sys_io_setup), LINX_ (__NR_io_destroy, sys_io_destroy), LINX_ (__NR_io_submit, sys_io_submit), LINXY (__NR_io_cancel, sys_io_cancel), LINXY (__NR_io_getevents, sys_io_getevents), LINX_ (__NR_setxattr, sys_setxattr), LINX_ (__NR_lsetxattr, sys_lsetxattr), LINX_ (__NR_fsetxattr, sys_fsetxattr), LINXY (__NR_getxattr, sys_getxattr), LINXY (__NR_lgetxattr, sys_lgetxattr), LINXY (__NR_fgetxattr, sys_fgetxattr), LINXY (__NR_listxattr, sys_listxattr), LINXY (__NR_llistxattr, sys_llistxattr), LINXY (__NR_flistxattr, sys_flistxattr), LINX_ (__NR_removexattr, sys_removexattr), LINX_ (__NR_lremovexattr, sys_lremovexattr), LINX_ (__NR_fremovexattr, sys_fremovexattr), GENXY (__NR_getcwd, sys_getcwd), LINXY (__NR_lookup_dcookie, sys_lookup_dcookie), LINXY (__NR_eventfd2, sys_eventfd2), LINXY (__NR_epoll_create1, sys_epoll_create1), LINX_ (__NR_epoll_ctl, sys_epoll_ctl), LINXY (__NR_epoll_pwait, sys_epoll_pwait), GENXY (__NR_dup, sys_dup), LINXY (__NR_dup3, sys_dup3), LINXY (__NR_fcntl64, sys_fcntl64), LINXY (__NR_inotify_init1, sys_inotify_init1), LINX_ (__NR_inotify_add_watch, sys_inotify_add_watch), LINX_ (__NR_inotify_rm_watch, sys_inotify_rm_watch), LINXY (__NR_ioctl, sys_ioctl), LINX_ (__NR_ioprio_set, sys_ioprio_set), LINX_ (__NR_ioprio_get, sys_ioprio_get), GENX_ (__NR_flock, sys_flock), LINX_ (__NR_mknodat, sys_mknodat), LINX_ (__NR_mkdirat, sys_mkdirat), LINX_ (__NR_unlinkat, sys_unlinkat), LINX_ (__NR_symlinkat, sys_symlinkat), LINX_ (__NR_linkat, sys_linkat), LINX_ (__NR_umount2, sys_umount), LINX_ (__NR_mount, sys_mount), LINX_ (__NR_pivot_root, sys_pivot_root), GENX_ (__NR_truncate64, sys_truncate64), GENX_ (__NR_ftruncate64, sys_ftruncate64), LINX_ (__NR_fallocate, sys_fallocate), LINX_ (__NR_faccessat, sys_faccessat), GENX_ (__NR_chdir, sys_chdir), GENX_ (__NR_fchdir, sys_fchdir), GENX_ (__NR_chroot, sys_chroot), GENX_ (__NR_fchmod, sys_fchmod), LINX_ (__NR_fchmodat, sys_fchmodat), LINX_ (__NR_fchownat, sys_fchownat), GENX_ (__NR_fchown, sys_fchown), LINXY (__NR_openat, sys_openat), GENXY (__NR_close, sys_close), LINX_ (__NR_vhangup, sys_vhangup), LINXY (__NR_pipe2, sys_pipe2), LINX_ (__NR_quotactl, sys_quotactl), GENXY (__NR_getdents64, sys_getdents64), LINXY (__NR__llseek, sys_llseek), GENXY (__NR_read, sys_read), GENX_ (__NR_write, sys_write), GENXY (__NR_readv, sys_readv), GENX_ (__NR_writev, sys_writev), GENXY (__NR_pread64, sys_pread64), GENX_ (__NR_pwrite64, sys_pwrite64), LINXY (__NR_preadv, sys_preadv), LINX_ (__NR_pwritev, sys_pwritev), LINXY (__NR_sendfile64, sys_sendfile64), LINXY (__NR_pselect6, sys_pselect6), LINXY (__NR_ppoll, sys_ppoll), LINXY (__NR_signalfd4, sys_signalfd4), LINX_ (__NR_vmsplice, sys_vmsplice), LINX_ (__NR_splice, sys_splice), LINX_ (__NR_tee, sys_tee), LINX_ (__NR_readlinkat, sys_readlinkat), GENX_ (__NR_sync, sys_sync), GENX_ (__NR_fsync, sys_fsync), GENX_ (__NR_fdatasync, sys_fdatasync), LINX_ (__NR_sync_file_range2, sys_sync_file_range2), LINXY (__NR_timerfd_create, sys_timerfd_create), LINXY (__NR_timerfd_settime, sys_timerfd_settime), LINXY (__NR_timerfd_gettime, sys_timerfd_gettime), LINX_ (__NR_utimensat, sys_utimensat), GENX_ (__NR_acct, sys_acct), LINXY (__NR_capget, sys_capget), LINX_ (__NR_capset, sys_capset), LINX_ (__NR_personality, sys_personality), GENX_ (__NR_exit, sys_exit), LINX_ (__NR_exit_group, sys_exit_group), LINXY (__NR_waitid, sys_waitid), LINX_ (__NR_set_tid_address, sys_set_tid_address), PLAX_ (__NR_unshare, sys_unshare), LINXY (__NR_futex, sys_futex), LINX_ (__NR_set_robust_list, sys_set_robust_list), LINXY (__NR_get_robust_list, sys_get_robust_list), GENXY (__NR_nanosleep, sys_nanosleep), GENXY (__NR_getitimer, sys_getitimer), GENXY (__NR_setitimer, sys_setitimer), GENX_ (__NR_kexec_load, sys_ni_syscall), LINX_ (__NR_init_module, sys_init_module), LINX_ (__NR_delete_module, sys_delete_module), LINXY (__NR_timer_create, sys_timer_create), LINXY (__NR_timer_gettime, sys_timer_gettime), LINX_ (__NR_timer_getoverrun, sys_timer_getoverrun), LINXY (__NR_timer_settime, sys_timer_settime), LINX_ (__NR_timer_delete, sys_timer_delete), LINX_ (__NR_clock_settime, sys_clock_settime), LINXY (__NR_clock_gettime, sys_clock_gettime), LINXY (__NR_clock_getres, sys_clock_getres), LINXY (__NR_clock_nanosleep, sys_clock_nanosleep), LINXY (__NR_syslog, sys_syslog), PLAXY (__NR_ptrace, sys_ptrace), LINXY (__NR_sched_setparam, sys_sched_setparam), LINX_ (__NR_sched_setscheduler, sys_sched_setscheduler), LINX_ (__NR_sched_getscheduler, sys_sched_getscheduler), LINXY (__NR_sched_getparam, sys_sched_getparam), LINX_ (__NR_sched_setaffinity, sys_sched_setaffinity), LINXY (__NR_sched_getaffinity, sys_sched_getaffinity), LINX_ (__NR_sched_yield, sys_sched_yield), LINX_ (__NR_sched_get_priority_max, sys_sched_get_priority_max), LINX_ (__NR_sched_get_priority_min, sys_sched_get_priority_min), LINX_ (__NR_sched_rr_get_interval, sys_sched_rr_get_interval), GENX_ (__NR_kill, sys_kill), LINXY (__NR_tkill, sys_tkill), LINXY (__NR_tgkill, sys_tgkill), GENXY (__NR_sigaltstack, sys_sigaltstack), LINX_ (__NR_rt_sigsuspend, sys_rt_sigsuspend), LINXY (__NR_rt_sigaction, sys_rt_sigaction), LINXY (__NR_rt_sigprocmask, sys_rt_sigprocmask), LINXY (__NR_rt_sigpending, sys_rt_sigpending), LINXY (__NR_rt_sigtimedwait, sys_rt_sigtimedwait), LINXY (__NR_rt_sigqueueinfo, sys_rt_sigqueueinfo), PLAX_ (__NR_rt_sigreturn, sys_rt_sigreturn), GENX_ (__NR_setpriority, sys_setpriority), GENX_ (__NR_getpriority, sys_getpriority), PLAX_ (__NR_reboot, sys_reboot), GENX_ (__NR_setregid, sys_setregid), GENX_ (__NR_setgid, sys_setgid), GENX_ (__NR_setreuid, sys_setreuid), GENX_ (__NR_setuid, sys_setuid), LINX_ (__NR_setresuid, sys_setresuid), LINXY (__NR_getresuid, sys_getresuid), LINX_ (__NR_setresgid, sys_setresgid), LINXY (__NR_getresgid, sys_getresgid), LINX_ (__NR_setfsuid, sys_setfsuid), LINX_ (__NR_setfsgid, sys_setfsgid), GENXY (__NR_times, sys_times), GENX_ (__NR_setpgid, sys_setpgid), GENX_ (__NR_getpgid, sys_getpgid), GENX_ (__NR_getsid, sys_getsid), GENX_ (__NR_setsid, sys_setsid), GENXY (__NR_getgroups, sys_getgroups), GENX_ (__NR_setgroups, sys_setgroups), GENXY (__NR_uname, sys_newuname), PLAX_ (__NR_sethostname, sys_sethostname), PLAX_ (__NR_setdomainname, sys_setdomainname), GENXY (__NR_getrusage, sys_getrusage), GENX_ (__NR_umask, sys_umask), LINXY (__NR_prctl, sys_prctl), LINXY (__NR_getcpu, sys_getcpu), GENXY (__NR_gettimeofday, sys_gettimeofday), GENX_ (__NR_settimeofday, sys_settimeofday), LINXY (__NR_adjtimex, sys_adjtimex), GENX_ (__NR_getpid, sys_getpid), GENX_ (__NR_getppid, sys_getppid), GENX_ (__NR_getuid, sys_getuid), GENX_ (__NR_geteuid, sys_geteuid), GENX_ (__NR_getgid, sys_getgid), GENX_ (__NR_getegid, sys_getegid), LINX_ (__NR_gettid, sys_gettid), LINXY (__NR_sysinfo, sys_sysinfo), LINXY (__NR_mq_open, sys_mq_open), LINX_ (__NR_mq_unlink, sys_mq_unlink), LINX_ (__NR_mq_timedsend, sys_mq_timedsend), LINXY (__NR_mq_timedreceive, sys_mq_timedreceive), LINX_ (__NR_mq_notify, sys_mq_notify), LINXY (__NR_mq_getsetattr, sys_mq_getsetattr), LINX_ (__NR_msgget, sys_msgget), LINXY (__NR_msgctl, sys_msgctl), LINXY (__NR_msgrcv, sys_msgrcv), LINX_ (__NR_msgsnd, sys_msgsnd), LINX_ (__NR_semget, sys_semget), LINXY (__NR_semctl, sys_semctl), LINX_ (__NR_semtimedop, sys_semtimedop), LINX_ (__NR_semop, sys_semop), LINX_ (__NR_shmget, sys_shmget), LINXY (__NR_shmctl, sys_shmctl), LINXY (__NR_shmat, sys_shmat), LINXY (__NR_shmdt, sys_shmdt), LINXY (__NR_socket, sys_socket), LINXY (__NR_socketpair, sys_socketpair), LINX_ (__NR_bind, sys_bind), LINX_ (__NR_listen, sys_listen), LINXY (__NR_accept, sys_accept), LINX_ (__NR_connect, sys_connect), LINXY (__NR_getsockname, sys_getsockname), LINXY (__NR_getpeername, sys_getpeername), LINX_ (__NR_sendto, sys_sendto), LINXY (__NR_recvfrom, sys_recvfrom), LINX_ (__NR_setsockopt, sys_setsockopt), LINXY (__NR_getsockopt, sys_getsockopt), LINX_ (__NR_shutdown, sys_shutdown), LINX_ (__NR_sendmsg, sys_sendmsg), LINXY (__NR_recvmsg, sys_recvmsg), LINX_ (__NR_readahead, sys_readahead), GENX_ (__NR_brk, sys_brk), GENXY (__NR_munmap, sys_munmap), GENX_ (__NR_mremap, sys_mremap), LINX_ (__NR_add_key, sys_add_key), LINX_ (__NR_request_key, sys_request_key), LINXY (__NR_keyctl, sys_keyctl), LINX_ (__NR_clone, sys_clone), GENX_ (__NR_execve, sys_execve), PLAX_ (__NR_mmap2, sys_mmap2), LINX_ (__NR_fadvise64_64, sys_fadvise64_64), PLAX_ (__NR_swapon, sys_swapon), PLAX_ (__NR_swapoff, sys_swapoff), GENXY (__NR_mprotect, sys_mprotect), GENX_ (__NR_msync, sys_msync), GENX_ (__NR_mlock, sys_mlock), GENX_ (__NR_munlock, sys_munlock), GENX_ (__NR_mlockall, sys_mlockall), LINX_ (__NR_munlockall, sys_munlockall), GENXY (__NR_mincore, sys_mincore), GENX_ (__NR_madvise, sys_madvise), LINX_ (__NR_mbind, sys_mbind), LINXY (__NR_get_mempolicy, sys_get_mempolicy), LINX_ (__NR_set_mempolicy, sys_set_mempolicy), LINXY (__NR_move_pages, sys_move_pages), LINXY (__NR_rt_tgsigqueueinfo, sys_rt_tgsigqueueinfo), LINXY (__NR_perf_event_open, sys_perf_event_open), LINXY (__NR_accept4, sys_accept4), LINXY (__NR_recvmmsg, sys_recvmmsg), PLAX_ (__NR_set_thread_area, sys_set_thread_area), GENXY (__NR_wait4, sys_wait4), LINXY (__NR_prlimit64, sys_prlimit64), LINXY (__NR_fanotify_init, sys_fanotify_init), LINX_ (__NR_fanotify_mark, sys_fanotify_mark), LINXY (__NR_name_to_handle_at, sys_name_to_handle_at), LINXY (__NR_open_by_handle_at, sys_open_by_handle_at), LINXY (__NR_clock_adjtime, sys_clock_adjtime), LINX_ (__NR_syncfs, sys_syncfs), LINXY (__NR_sendmmsg, sys_sendmmsg), LINXY (__NR_process_vm_readv, sys_process_vm_readv), LINX_ (__NR_process_vm_writev, sys_process_vm_writev), LINX_ (__NR_kcmp, sys_kcmp), LINX_ (__NR_renameat2, sys_renameat2), LINX_ (__NR_sched_setattr, sys_sched_setattr), LINXY (__NR_sched_getattr, sys_sched_getattr), LINXY (__NR_getrandom, sys_getrandom), LINXY (__NR_memfd_create, sys_memfd_create), LINXY (__NR_statx, sys_statx), LINX_ (__NR_setns, sys_setns), // (__NR_bpf, sys_ni_syscall), LINX_ (__NR_execveat, sys_execveat), // (__NR_userfaultfd, sys_ni_syscall), LINX_ (__NR_membarrier, sys_membarrier), // (__NR_mlock2, sys_ni_syscall), // (__NR_copy_file_range, sys_ni_syscall), // (__NR_preadv2, sys_ni_syscall), // (__NR_pwritev2, sys_ni_syscall), // (__NR_pkey_mprotect, sys_ni_syscall), // (__NR_pkey_alloc, sys_ni_syscall), // (__NR_pkey_free, sys_ni_syscall), LINXY (__NR_io_uring_setup, sys_io_uring_setup), LINXY (__NR_io_uring_enter, sys_io_uring_enter), LINXY (__NR_io_uring_register, sys_io_uring_register), LINX_ (__NR_faccessat2, sys_faccessat2), }; SyscallTableEntry* ML_(get_linux_syscall_entry) (UInt sysno) { const UInt syscall_main_table_size = sizeof (syscall_main_table) / sizeof (syscall_main_table[0]); /* Is it in the contiguous initial section of the table? */ if (sysno < syscall_main_table_size) { SyscallTableEntry * sys = &syscall_main_table[sysno]; if (sys->before == NULL) return NULL; /* No entry. */ else return sys; } /* Can't find a wrapper. */ return NULL; } #endif // defined(VGP_nanomips_linux) /*--------------------------------------------------------------------*/ /*--- end syswrap-nanomips-linux.c ---*/ /*--------------------------------------------------------------------*/