/*--------------------------------------------------------------------*/ /*--- Platform-specific syscalls stuff. syswrap-ppc32-linux.c ---*/ /*--------------------------------------------------------------------*/ /* This file is part of Valgrind, a dynamic binary instrumentation framework. Copyright (C) 2005-2017 Nicholas Nethercote Copyright (C) 2005-2017 Cerion Armour-Brown 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_ppc32_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 "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" /* --------------------------------------------------------------------- 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 ); // r3 = stack // r4 = retaddr // r5 = f // r6 = arg1 asm( ".text\n" ".globl vgModuleLocal_call_on_new_stack_0_1\n" "vgModuleLocal_call_on_new_stack_0_1:\n" " mr %r1,%r3\n\t" // stack to %sp " mtlr %r4\n\t" // retaddr to %lr " mtctr %r5\n\t" // f to count reg " mr %r3,%r6\n\t" // arg1 to %r3 " li 0,0\n\t" // zero all GP regs " li 4,0\n\t" " li 5,0\n\t" " li 6,0\n\t" " li 7,0\n\t" " li 8,0\n\t" " li 9,0\n\t" " li 10,0\n\t" " li 11,0\n\t" " li 12,0\n\t" " li 13,0\n\t" " li 14,0\n\t" " li 15,0\n\t" " li 16,0\n\t" " li 17,0\n\t" " li 18,0\n\t" " li 19,0\n\t" " li 20,0\n\t" " li 21,0\n\t" " li 22,0\n\t" " li 23,0\n\t" " li 24,0\n\t" " li 25,0\n\t" " li 26,0\n\t" " li 27,0\n\t" " li 28,0\n\t" " li 29,0\n\t" " li 30,0\n\t" " li 31,0\n\t" " mtxer 0\n\t" // CAB: Need this? " mtcr 0\n\t" // CAB: Need this? " bctr\n\t" // jump to dst " trap\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 r3 void* child_stack in r4 int flags in r5 void* arg in r6 pid_t* child_tid in r7 pid_t* parent_tid in r8 void* ??? in r9 System call requires: int $__NR_clone in r0 (sc number) int flags in r3 (sc arg1) void* child_stack in r4 (sc arg2) pid_t* parent_tid in r5 (sc arg3) ?? child_tls in r6 (sc arg4) pid_t* child_tid in r7 (sc arg5) void* ??? in r8 (sc arg6) Returns an Int encoded in the linux-ppc32 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" ".globl do_syscall_clone_ppc32_linux\n" "do_syscall_clone_ppc32_linux:\n" " stwu 1,-32(1)\n" " stw 29,20(1)\n" " stw 30,24(1)\n" " stw 31,28(1)\n" " mr 30,3\n" // preserve fn " mr 31,6\n" // preserve arg // setup child stack " rlwinm 4,4,0,~0xf\n" // trim sp to multiple of 16 bytes " li 0,0\n" " stwu 0,-16(4)\n" // make initial stack frame " mr 29,4\n" // preserve sp // setup syscall " li 0,"__NR_CLONE"\n" // syscall number " mr 3,5\n" // syscall arg1: flags // r4 already setup // syscall arg2: child_stack " mr 5,8\n" // syscall arg3: parent_tid " mr 6,2\n" // syscall arg4: REAL THREAD tls " mr 7,7\n" // syscall arg5: child_tid " mr 8,8\n" // syscall arg6: ???? " mr 9,9\n" // syscall arg7: ???? " sc\n" // clone() " mfcr 4\n" // return CR in r4 (low word of ULong) " cmpwi 3,0\n" // child if retval == 0 " bne 1f\n" // jump if !child /* CHILD - call thread function */ /* Note: 2.4 kernel doesn't set the child stack pointer, so we do it here. That does leave a small window for a signal to be delivered on the wrong stack, unfortunately. */ " mr 1,29\n" " mtctr 30\n" // ctr reg = fn " mr 3,31\n" // r3 = arg " bctrl\n" // call fn() // exit with result " li 0,"__NR_EXIT"\n" " sc\n" // Exit returned?! " .long 0\n" // PARENT or ERROR - return "1: lwz 29,20(1)\n" " lwz 30,24(1)\n" " lwz 31,28(1)\n" " addi 1,1,32\n" " blr\n" ".previous\n" ); #undef __NR_CLONE #undef __NR_EXIT /* --------------------------------------------------------------------- More thread stuff ------------------------------------------------------------------ */ void VG_(cleanup_thread) ( ThreadArchState* arch ) { } /* --------------------------------------------------------------------- PRE/POST wrappers for ppc32/Linux-specific syscalls ------------------------------------------------------------------ */ #define PRE(name) DEFN_PRE_TEMPLATE(ppc32_linux, name) #define POST(name) DEFN_POST_TEMPLATE(ppc32_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(ppc32_linux, sys_mmap); DECL_TEMPLATE(ppc32_linux, sys_mmap2); DECL_TEMPLATE(ppc32_linux, sys_stat64); DECL_TEMPLATE(ppc32_linux, sys_lstat64); DECL_TEMPLATE(ppc32_linux, sys_fstatat64); DECL_TEMPLATE(ppc32_linux, sys_fstat64); DECL_TEMPLATE(ppc32_linux, sys_sigreturn); DECL_TEMPLATE(ppc32_linux, sys_rt_sigreturn); DECL_TEMPLATE(ppc32_linux, sys_sigsuspend); DECL_TEMPLATE(ppc32_linux, sys_spu_create); DECL_TEMPLATE(ppc32_linux, sys_spu_run); PRE(sys_mmap) { SysRes r; PRINT("sys_mmap ( %#lx, %lu, %lu, %lu, %lu, %lu )", ARG1, ARG2, ARG3, ARG4, ARG5, ARG6 ); PRE_REG_READ6(long, "mmap", unsigned long, start, unsigned long, length, unsigned long, prot, unsigned long, flags, unsigned long, fd, unsigned long, offset); r = ML_(generic_PRE_sys_mmap)( tid, ARG1, ARG2, ARG3, ARG4, ARG5, (Off64T)ARG6 ); SET_STATUS_from_SysRes(r); } PRE(sys_mmap2) { SysRes r; // Exactly like old_mmap() except: // - the file offset is specified in 4K units rather than bytes, // so that it can be used for files bigger than 2^32 bytes. PRINT("sys_mmap2 ( %#lx, %lu, %lu, %lu, %lu, %lu )", ARG1, ARG2, ARG3, ARG4, ARG5, ARG6 ); PRE_REG_READ6(long, "mmap2", unsigned long, start, unsigned long, length, unsigned long, prot, unsigned long, flags, unsigned long, fd, unsigned long, offset); r = ML_(generic_PRE_sys_mmap)( tid, ARG1, ARG2, ARG3, ARG4, ARG5, 4096 * (Off64T)ARG6 ); SET_STATUS_from_SysRes(r); } // XXX: lstat64/fstat64/stat64 are generic, but not necessarily // applicable to every architecture -- I think only to 32-bit archs. // We're going to need something like linux/core_os32.h for such // things, eventually, I think. --njn PRE(sys_stat64) { PRINT("sys_stat64 ( %#lx, %#lx )",ARG1,ARG2); PRE_REG_READ2(long, "stat64", char *, file_name, struct stat64 *, buf); PRE_MEM_RASCIIZ( "stat64(file_name)", ARG1 ); PRE_MEM_WRITE( "stat64(buf)", ARG2, sizeof(struct vki_stat64) ); } POST(sys_stat64) { POST_MEM_WRITE( ARG2, sizeof(struct vki_stat64) ); } PRE(sys_lstat64) { PRINT("sys_lstat64 ( %#lx(%s), %#lx )", ARG1, (HChar*)ARG1, ARG2); PRE_REG_READ2(long, "lstat64", char *, file_name, struct stat64 *, buf); PRE_MEM_RASCIIZ( "lstat64(file_name)", ARG1 ); PRE_MEM_WRITE( "lstat64(buf)", ARG2, sizeof(struct vki_stat64) ); } POST(sys_lstat64) { vg_assert(SUCCESS); if (RES == 0) { POST_MEM_WRITE( ARG2, sizeof(struct vki_stat64) ); } } PRE(sys_fstatat64) { PRINT("sys_fstatat64 ( %ld, %#lx(%s), %#lx )", SARG1, ARG2, (HChar*)ARG2, ARG3); PRE_REG_READ3(long, "fstatat64", int, dfd, char *, file_name, struct stat64 *, buf); PRE_MEM_RASCIIZ( "fstatat64(file_name)", ARG2 ); PRE_MEM_WRITE( "fstatat64(buf)", ARG3, sizeof(struct vki_stat64) ); } POST(sys_fstatat64) { POST_MEM_WRITE( ARG3, sizeof(struct vki_stat64) ); } PRE(sys_fstat64) { PRINT("sys_fstat64 ( %lu, %#lx )", ARG1, ARG2); PRE_REG_READ2(long, "fstat64", unsigned long, fd, struct stat64 *, buf); PRE_MEM_WRITE( "fstat64(buf)", ARG2, sizeof(struct vki_stat64) ); } POST(sys_fstat64) { POST_MEM_WRITE( ARG2, sizeof(struct vki_stat64) ); } //.. PRE(old_select, MayBlock) //.. { //.. /* struct sel_arg_struct { //.. unsigned long n; //.. fd_set *inp, *outp, *exp; //.. struct timeval *tvp; //.. }; //.. */ //.. PRE_REG_READ1(long, "old_select", struct sel_arg_struct *, args); //.. PRE_MEM_READ( "old_select(args)", ARG1, 5*sizeof(UWord) ); //.. //.. { //.. UInt* arg_struct = (UInt*)ARG1; //.. UInt a1, a2, a3, a4, a5; //.. //.. a1 = arg_struct[0]; //.. a2 = arg_struct[1]; //.. a3 = arg_struct[2]; //.. a4 = arg_struct[3]; //.. a5 = arg_struct[4]; //.. //.. PRINT("old_select ( %d, %p, %p, %p, %p )", a1,a2,a3,a4,a5); //.. if (a2 != (Addr)NULL) //.. PRE_MEM_READ( "old_select(readfds)", a2, a1/8 /* __FD_SETSIZE/8 */ ); //.. if (a3 != (Addr)NULL) //.. PRE_MEM_READ( "old_select(writefds)", a3, a1/8 /* __FD_SETSIZE/8 */ ); //.. if (a4 != (Addr)NULL) //.. PRE_MEM_READ( "old_select(exceptfds)", a4, a1/8 /* __FD_SETSIZE/8 */ ); //.. if (a5 != (Addr)NULL) //.. PRE_MEM_READ( "old_select(timeout)", a5, sizeof(struct vki_timeval) ); //.. } //.. } PRE(sys_sigreturn) { /* See comments on PRE(sys_rt_sigreturn) in syswrap-amd64-linux.c for an explanation of what follows. */ //ThreadState* tst; PRINT("sys_sigreturn ( )"); vg_assert(VG_(is_valid_tid)(tid)); vg_assert(tid >= 1 && tid < VG_N_THREADS); vg_assert(VG_(is_running_thread)(tid)); ///* Adjust esp to point to start of frame; skip back up over // sigreturn sequence's "popl %eax" and handler ret addr */ //tst = VG_(get_ThreadState)(tid); //tst->arch.vex.guest_ESP -= sizeof(Addr)+sizeof(Word); // Should we do something equivalent on ppc32? Who knows. ///* This is only so that the EIP is (might be) useful to report if // something goes wrong in the sigreturn */ //ML_(fixup_guest_state_to_restart_syscall)(&tst->arch); // Should we do something equivalent on ppc32? Who knows. /* Restore register state from frame and remove it */ VG_(sigframe_destroy)(tid, False); /* 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_rt_sigreturn) { /* See comments on PRE(sys_rt_sigreturn) in syswrap-amd64-linux.c for an explanation of what follows. */ //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)); ///* Adjust esp to point to start of frame; skip back up over handler // ret addr */ //tst = VG_(get_ThreadState)(tid); //tst->arch.vex.guest_ESP -= sizeof(Addr); // Should we do something equivalent on ppc32? Who knows. ///* This is only so that the EIP is (might be) useful to report if // something goes wrong in the sigreturn */ //ML_(fixup_guest_state_to_restart_syscall)(&tst->arch); // Should we do something equivalent on ppc32? Who knows. /* 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_modify_ldt, Special) //.. { //.. PRINT("sys_modify_ldt ( %d, %p, %d )", ARG1,ARG2,ARG3); //.. PRE_REG_READ3(int, "modify_ldt", int, func, void *, ptr, //.. unsigned long, bytecount); //.. //.. if (ARG1 == 0) { //.. /* read the LDT into ptr */ //.. PRE_MEM_WRITE( "modify_ldt(ptr)", ARG2, ARG3 ); //.. } //.. if (ARG1 == 1 || ARG1 == 0x11) { //.. /* write the LDT with the entry pointed at by ptr */ //.. PRE_MEM_READ( "modify_ldt(ptr)", ARG2, sizeof(vki_modify_ldt_t) ); //.. } //.. /* "do" the syscall ourselves; the kernel never sees it */ //.. SET_RESULT( VG_(sys_modify_ldt)( tid, ARG1, (void*)ARG2, ARG3 ) ); //.. //.. if (ARG1 == 0 && !VG_(is_kerror)(RES) && RES > 0) { //.. POST_MEM_WRITE( ARG2, RES ); //.. } //.. } //.. PRE(sys_set_thread_area, Special) //.. { //.. PRINT("sys_set_thread_area ( %p )", ARG1); //.. PRE_REG_READ1(int, "set_thread_area", struct user_desc *, u_info) //.. PRE_MEM_READ( "set_thread_area(u_info)", ARG1, sizeof(vki_modify_ldt_t) ); //.. //.. /* "do" the syscall ourselves; the kernel never sees it */ //.. SET_RESULT( VG_(sys_set_thread_area)( tid, (void *)ARG1 ) ); //.. } //.. PRE(sys_get_thread_area, Special) //.. { //.. PRINT("sys_get_thread_area ( %p )", ARG1); //.. PRE_REG_READ1(int, "get_thread_area", struct user_desc *, u_info) //.. PRE_MEM_WRITE( "get_thread_area(u_info)", ARG1, sizeof(vki_modify_ldt_t) ); //.. //.. /* "do" the syscall ourselves; the kernel never sees it */ //.. SET_RESULT( VG_(sys_get_thread_area)( tid, (void *)ARG1 ) ); //.. //.. if (!VG_(is_kerror)(RES)) { //.. POST_MEM_WRITE( ARG1, sizeof(vki_modify_ldt_t) ); //.. } //.. } //.. // Parts of this are ppc32-specific, but the *PEEK* cases are generic. //.. // XXX: Why is the memory pointed to by ARG3 never checked? //.. PRE(sys_ptrace, 0) //.. { //.. PRINT("sys_ptrace ( %d, %d, %p, %p )", ARG1,ARG2,ARG3,ARG4); //.. PRE_REG_READ4(int, "ptrace", //.. long, request, long, pid, long, addr, 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_GETREGS: //.. PRE_MEM_WRITE( "ptrace(getregs)", ARG4, //.. sizeof (struct vki_user_regs_struct)); //.. break; //.. case VKI_PTRACE_GETFPREGS: //.. PRE_MEM_WRITE( "ptrace(getfpregs)", ARG4, //.. sizeof (struct vki_user_i387_struct)); //.. break; //.. case VKI_PTRACE_GETFPXREGS: //.. PRE_MEM_WRITE( "ptrace(getfpxregs)", ARG4, //.. sizeof(struct vki_user_fxsr_struct) ); //.. break; //.. case VKI_PTRACE_SETREGS: //.. PRE_MEM_READ( "ptrace(setregs)", ARG4, //.. sizeof (struct vki_user_regs_struct)); //.. break; //.. case VKI_PTRACE_SETFPREGS: //.. PRE_MEM_READ( "ptrace(setfpregs)", ARG4, //.. sizeof (struct vki_user_i387_struct)); //.. break; //.. case VKI_PTRACE_SETFPXREGS: //.. PRE_MEM_READ( "ptrace(setfpxregs)", ARG4, //.. sizeof(struct vki_user_fxsr_struct) ); //.. break; //.. default: //.. break; //.. } //.. } //.. POST(sys_ptrace) //.. { //.. switch (ARG1) { //.. case VKI_PTRACE_PEEKTEXT: //.. case VKI_PTRACE_PEEKDATA: //.. case VKI_PTRACE_PEEKUSR: //.. POST_MEM_WRITE( ARG4, sizeof (long)); //.. break; //.. case VKI_PTRACE_GETREGS: //.. POST_MEM_WRITE( ARG4, sizeof (struct vki_user_regs_struct)); //.. break; //.. case VKI_PTRACE_GETFPREGS: //.. POST_MEM_WRITE( ARG4, sizeof (struct vki_user_i387_struct)); //.. break; //.. case VKI_PTRACE_GETFPXREGS: //.. POST_MEM_WRITE( ARG4, sizeof(struct vki_user_fxsr_struct) ); //.. break; //.. default: //.. break; //.. } //.. } /* NB: This is an almost identical clone of versions for x86-linux and arm-linux, which are themselves literally identical. */ PRE(sys_sigsuspend) { /* The C library interface to sigsuspend just takes a pointer to a signal mask but this system call only takes the first word of the signal mask as an argument so only 32 signals are supported. In fact glibc normally uses rt_sigsuspend if it is available as that takes a pointer to the signal mask so supports more signals. */ *flags |= SfMayBlock; PRINT("sys_sigsuspend ( %lu )", ARG1 ); PRE_REG_READ1(int, "sigsuspend", vki_old_sigset_t, mask); } PRE(sys_spu_create) { PRE_MEM_RASCIIZ("stat64(filename)", ARG1); } POST(sys_spu_create) { vg_assert(SUCCESS); } PRE(sys_spu_run) { *flags |= SfMayBlock; if (ARG2 != 0) PRE_MEM_WRITE("npc", ARG2, sizeof(unsigned int)); PRE_MEM_READ("event", ARG3, sizeof(unsigned int)); } POST(sys_spu_run) { if (ARG2 != 0) POST_MEM_WRITE(ARG2, sizeof(unsigned int)); } #undef PRE #undef POST /* --------------------------------------------------------------------- The ppc32/Linux syscall table ------------------------------------------------------------------ */ /* Add an ppc32-linux specific wrapper to a syscall table. */ #define PLAX_(sysno, name) WRAPPER_ENTRY_X_(ppc32_linux, sysno, name) #define PLAXY(sysno, name) WRAPPER_ENTRY_XY(ppc32_linux, sysno, name) // This table maps from __NR_xxx syscall numbers (from // linux/include/asm-ppc/unistd.h) to the appropriate PRE/POST sys_foo() // wrappers on ppc32 (as per sys_call_table in linux/arch/ppc/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_table[] = { //.. (restart_syscall) // 0 GENX_(__NR_exit, sys_exit), // 1 GENX_(__NR_fork, sys_fork), // 2 GENXY(__NR_read, sys_read), // 3 GENX_(__NR_write, sys_write), // 4 GENXY(__NR_open, sys_open), // 5 GENXY(__NR_close, sys_close), // 6 GENXY(__NR_waitpid, sys_waitpid), // 7 GENXY(__NR_creat, sys_creat), // 8 GENX_(__NR_link, sys_link), // 9 GENX_(__NR_unlink, sys_unlink), // 10 GENX_(__NR_execve, sys_execve), // 11 GENX_(__NR_chdir, sys_chdir), // 12 GENXY(__NR_time, sys_time), // 13 GENX_(__NR_mknod, sys_mknod), // 14 //.. GENX_(__NR_chmod, sys_chmod), // 15 GENX_(__NR_lchown, sys_lchown), // 16 ## P //.. GENX_(__NR_break, sys_ni_syscall), // 17 //.. // (__NR_oldstat, sys_stat), // 18 (obsolete) LINX_(__NR_lseek, sys_lseek), // 19 //.. GENX_(__NR_getpid, sys_getpid), // 20 LINX_(__NR_mount, sys_mount), // 21 LINX_(__NR_umount, sys_oldumount), // 22 GENX_(__NR_setuid, sys_setuid), // 23 ## P GENX_(__NR_getuid, sys_getuid), // 24 ## P //.. //.. // (__NR_stime, sys_stime), // 25 * (SVr4,SVID,X/OPEN) //.. PLAXY(__NR_ptrace, sys_ptrace), // 26 GENX_(__NR_alarm, sys_alarm), // 27 //.. // (__NR_oldfstat, sys_fstat), // 28 * L -- obsolete GENX_(__NR_pause, sys_pause), // 29 //.. LINX_(__NR_utime, sys_utime), // 30 //.. GENX_(__NR_stty, sys_ni_syscall), // 31 //.. GENX_(__NR_gtty, sys_ni_syscall), // 32 GENX_(__NR_access, sys_access), // 33 //.. GENX_(__NR_nice, sys_nice), // 34 //.. //.. GENX_(__NR_ftime, sys_ni_syscall), // 35 GENX_(__NR_sync, sys_sync), // 36 GENX_(__NR_kill, sys_kill), // 37 GENX_(__NR_rename, sys_rename), // 38 GENX_(__NR_mkdir, sys_mkdir), // 39 GENX_(__NR_rmdir, sys_rmdir), // 40 GENXY(__NR_dup, sys_dup), // 41 LINXY(__NR_pipe, sys_pipe), // 42 GENXY(__NR_times, sys_times), // 43 //.. GENX_(__NR_prof, sys_ni_syscall), // 44 //.. GENX_(__NR_brk, sys_brk), // 45 GENX_(__NR_setgid, sys_setgid), // 46 GENX_(__NR_getgid, sys_getgid), // 47 //.. // (__NR_signal, sys_signal), // 48 */* (ANSI C) GENX_(__NR_geteuid, sys_geteuid), // 49 GENX_(__NR_getegid, sys_getegid), // 50 //.. GENX_(__NR_acct, sys_acct), // 51 LINX_(__NR_umount2, sys_umount), // 52 //.. GENX_(__NR_lock, sys_ni_syscall), // 53 LINXY(__NR_ioctl, sys_ioctl), // 54 //.. LINXY(__NR_fcntl, sys_fcntl), // 55 //.. GENX_(__NR_mpx, sys_ni_syscall), // 56 GENX_(__NR_setpgid, sys_setpgid), // 57 //.. GENX_(__NR_ulimit, sys_ni_syscall), // 58 //.. // (__NR_oldolduname, sys_olduname), // 59 Linux -- obsolete GENX_(__NR_umask, sys_umask), // 60 GENX_(__NR_chroot, sys_chroot), // 61 //.. // (__NR_ustat, sys_ustat) // 62 SVr4 -- deprecated GENXY(__NR_dup2, sys_dup2), // 63 GENX_(__NR_getppid, sys_getppid), // 64 GENX_(__NR_getpgrp, sys_getpgrp), // 65 GENX_(__NR_setsid, sys_setsid), // 66 LINXY(__NR_sigaction, sys_sigaction), // 67 //.. // (__NR_sgetmask, sys_sgetmask), // 68 */* (ANSI C) //.. // (__NR_ssetmask, sys_ssetmask), // 69 */* (ANSI C) //.. GENX_(__NR_setreuid, sys_setreuid), // 70 GENX_(__NR_setregid, sys_setregid), // 71 PLAX_(__NR_sigsuspend, sys_sigsuspend), // 72 LINXY(__NR_sigpending, sys_sigpending), // 73 //.. // (__NR_sethostname, sys_sethostname), // 74 */* //.. GENX_(__NR_setrlimit, sys_setrlimit), // 75 //.. GENXY(__NR_getrlimit, sys_old_getrlimit), // 76 GENXY(__NR_getrusage, sys_getrusage), // 77 GENXY(__NR_gettimeofday, sys_gettimeofday), // 78 //.. GENX_(__NR_settimeofday, sys_settimeofday), // 79 //.. GENXY(__NR_getgroups, sys_getgroups), // 80 GENX_(__NR_setgroups, sys_setgroups), // 81 //.. PLAX_(__NR_select, old_select), // 82 GENX_(__NR_symlink, sys_symlink), // 83 //.. // (__NR_oldlstat, sys_lstat), // 84 -- obsolete //.. GENX_(__NR_readlink, sys_readlink), // 85 //.. // (__NR_uselib, sys_uselib), // 86 */Linux //.. // (__NR_swapon, sys_swapon), // 87 */Linux //.. // (__NR_reboot, sys_reboot), // 88 */Linux //.. // (__NR_readdir, old_readdir), // 89 -- superseded PLAX_(__NR_mmap, sys_mmap), // 90 GENXY(__NR_munmap, sys_munmap), // 91 GENX_(__NR_truncate, sys_truncate), // 92 GENX_(__NR_ftruncate, sys_ftruncate), // 93 GENX_(__NR_fchmod, sys_fchmod), // 94 GENX_(__NR_fchown, sys_fchown), // 95 GENX_(__NR_getpriority, sys_getpriority), // 96 GENX_(__NR_setpriority, sys_setpriority), // 97 //.. GENX_(__NR_profil, sys_ni_syscall), // 98 GENXY(__NR_statfs, sys_statfs), // 99 //.. GENXY(__NR_fstatfs, sys_fstatfs), // 100 //.. LINX_(__NR_ioperm, sys_ioperm), // 101 LINXY(__NR_socketcall, sys_socketcall), // 102 LINXY(__NR_syslog, sys_syslog), // 103 GENXY(__NR_setitimer, sys_setitimer), // 104 GENXY(__NR_getitimer, sys_getitimer), // 105 GENXY(__NR_stat, sys_newstat), // 106 GENXY(__NR_lstat, sys_newlstat), // 107 GENXY(__NR_fstat, sys_newfstat), // 108 //.. // (__NR_olduname, sys_uname), // 109 -- obsolete //.. //.. GENX_(__NR_iopl, sys_iopl), // 110 LINX_(__NR_vhangup, sys_vhangup), // 111 //.. GENX_(__NR_idle, sys_ni_syscall), // 112 //.. // (__NR_vm86old, sys_vm86old), // 113 x86/Linux-only GENXY(__NR_wait4, sys_wait4), // 114 //.. //.. // (__NR_swapoff, sys_swapoff), // 115 */Linux LINXY(__NR_sysinfo, sys_sysinfo), // 116 LINXY(__NR_ipc, sys_ipc), // 117 GENX_(__NR_fsync, sys_fsync), // 118 PLAX_(__NR_sigreturn, sys_sigreturn), // 119 ?/Linux //.. LINX_(__NR_clone, sys_clone), // 120 //.. // (__NR_setdomainname, sys_setdomainname), // 121 */*(?) GENXY(__NR_uname, sys_newuname), // 122 //.. PLAX_(__NR_modify_ldt, sys_modify_ldt), // 123 LINXY(__NR_adjtimex, sys_adjtimex), // 124 GENXY(__NR_mprotect, sys_mprotect), // 125 LINXY(__NR_sigprocmask, sys_sigprocmask), // 126 GENX_(__NR_create_module, sys_ni_syscall), // 127 LINX_(__NR_init_module, sys_init_module), // 128 LINX_(__NR_delete_module, sys_delete_module), // 129 //.. //.. // Nb: get_kernel_syms() was removed 2.4-->2.6 //.. GENX_(__NR_get_kernel_syms, sys_ni_syscall), // 130 //.. LINX_(__NR_quotactl, sys_quotactl), // 131 GENX_(__NR_getpgid, sys_getpgid), // 132 GENX_(__NR_fchdir, sys_fchdir), // 133 //.. // (__NR_bdflush, sys_bdflush), // 134 */Linux //.. //.. // (__NR_sysfs, sys_sysfs), // 135 SVr4 LINX_(__NR_personality, sys_personality), // 136 //.. GENX_(__NR_afs_syscall, sys_ni_syscall), // 137 LINX_(__NR_setfsuid, sys_setfsuid), // 138 LINX_(__NR_setfsgid, sys_setfsgid), // 139 LINXY(__NR__llseek, sys_llseek), // 140 GENXY(__NR_getdents, sys_getdents), // 141 GENX_(__NR__newselect, sys_select), // 142 GENX_(__NR_flock, sys_flock), // 143 GENX_(__NR_msync, sys_msync), // 144 //.. GENXY(__NR_readv, sys_readv), // 145 GENX_(__NR_writev, sys_writev), // 146 GENX_(__NR_getsid, sys_getsid), // 147 GENX_(__NR_fdatasync, sys_fdatasync), // 148 LINXY(__NR__sysctl, sys_sysctl), // 149 //.. GENX_(__NR_mlock, sys_mlock), // 150 GENX_(__NR_munlock, sys_munlock), // 151 GENX_(__NR_mlockall, sys_mlockall), // 152 LINX_(__NR_munlockall, sys_munlockall), // 153 LINXY(__NR_sched_setparam, sys_sched_setparam), // 154 //.. LINXY(__NR_sched_getparam, sys_sched_getparam), // 155 LINX_(__NR_sched_setscheduler, sys_sched_setscheduler), // 156 LINX_(__NR_sched_getscheduler, sys_sched_getscheduler), // 157 LINX_(__NR_sched_yield, sys_sched_yield), // 158 LINX_(__NR_sched_get_priority_max, sys_sched_get_priority_max),// 159 LINX_(__NR_sched_get_priority_min, sys_sched_get_priority_min),// 160 LINXY(__NR_sched_rr_get_interval, sys_sched_rr_get_interval), // 161 GENXY(__NR_nanosleep, sys_nanosleep), // 162 GENX_(__NR_mremap, sys_mremap), // 163 LINX_(__NR_setresuid, sys_setresuid), // 164 LINXY(__NR_getresuid, sys_getresuid), // 165 //.. GENX_(__NR_query_module, sys_ni_syscall), // 166 GENXY(__NR_poll, sys_poll), // 167 //.. // (__NR_nfsservctl, sys_nfsservctl), // 168 */Linux //.. LINX_(__NR_setresgid, sys_setresgid), // 169 LINXY(__NR_getresgid, sys_getresgid), // 170 LINXY(__NR_prctl, sys_prctl), // 171 PLAX_(__NR_rt_sigreturn, sys_rt_sigreturn), // 172 LINXY(__NR_rt_sigaction, sys_rt_sigaction), // 173 LINXY(__NR_rt_sigprocmask, sys_rt_sigprocmask), // 174 LINXY(__NR_rt_sigpending, sys_rt_sigpending), // 175 LINXY(__NR_rt_sigtimedwait, sys_rt_sigtimedwait), // 176 LINXY(__NR_rt_sigqueueinfo, sys_rt_sigqueueinfo), // 177 LINX_(__NR_rt_sigsuspend, sys_rt_sigsuspend), // 178 GENXY(__NR_pread64, sys_pread64), // 179 GENX_(__NR_pwrite64, sys_pwrite64), // 180 GENX_(__NR_chown, sys_chown), // 181 GENXY(__NR_getcwd, sys_getcwd), // 182 LINXY(__NR_capget, sys_capget), // 183 LINX_(__NR_capset, sys_capset), // 184 GENXY(__NR_sigaltstack, sys_sigaltstack), // 185 LINXY(__NR_sendfile, sys_sendfile), // 186 //.. GENXY(__NR_getpmsg, sys_getpmsg), // 187 //.. GENX_(__NR_putpmsg, sys_putpmsg), // 188 // Nb: we treat vfork as fork GENX_(__NR_vfork, sys_fork), // 189 GENXY(__NR_ugetrlimit, sys_getrlimit), // 190 LINX_(__NR_readahead, sys_readahead), // 191 */Linux PLAX_(__NR_mmap2, sys_mmap2), // 192 GENX_(__NR_truncate64, sys_truncate64), // 193 GENX_(__NR_ftruncate64, sys_ftruncate64), // 194 //.. PLAXY(__NR_stat64, sys_stat64), // 195 PLAXY(__NR_lstat64, sys_lstat64), // 196 PLAXY(__NR_fstat64, sys_fstat64), // 197 // __NR_pciconfig_read // 198 // __NR_pciconfig_write // 199 // __NR_pciconfig_iobase // 200 // __NR_multiplexer // 201 GENXY(__NR_getdents64, sys_getdents64), // 202 LINX_(__NR_pivot_root, sys_pivot_root), // 203 LINXY(__NR_fcntl64, sys_fcntl64), // 204 GENX_(__NR_madvise, sys_madvise), // 205 GENXY(__NR_mincore, sys_mincore), // 206 LINX_(__NR_gettid, sys_gettid), // 207 //.. LINX_(__NR_tkill, sys_tkill), // 208 */Linux LINX_(__NR_setxattr, sys_setxattr), // 209 LINX_(__NR_lsetxattr, sys_lsetxattr), // 210 LINX_(__NR_fsetxattr, sys_fsetxattr), // 211 LINXY(__NR_getxattr, sys_getxattr), // 212 LINXY(__NR_lgetxattr, sys_lgetxattr), // 213 LINXY(__NR_fgetxattr, sys_fgetxattr), // 214 LINXY(__NR_listxattr, sys_listxattr), // 215 LINXY(__NR_llistxattr, sys_llistxattr), // 216 LINXY(__NR_flistxattr, sys_flistxattr), // 217 LINX_(__NR_removexattr, sys_removexattr), // 218 LINX_(__NR_lremovexattr, sys_lremovexattr), // 219 LINX_(__NR_fremovexattr, sys_fremovexattr), // 220 LINXY(__NR_futex, sys_futex), // 221 LINX_(__NR_sched_setaffinity, sys_sched_setaffinity), // 222 LINXY(__NR_sched_getaffinity, sys_sched_getaffinity), // 223 /* 224 currently unused */ // __NR_tuxcall // 225 LINXY(__NR_sendfile64, sys_sendfile64), // 226 //.. LINX_(__NR_io_setup, sys_io_setup), // 227 LINX_(__NR_io_destroy, sys_io_destroy), // 228 LINXY(__NR_io_getevents, sys_io_getevents), // 229 LINX_(__NR_io_submit, sys_io_submit), // 230 LINXY(__NR_io_cancel, sys_io_cancel), // 231 //.. LINX_(__NR_set_tid_address, sys_set_tid_address), // 232 LINX_(__NR_fadvise64, sys_fadvise64), // 233 */(Linux?) LINX_(__NR_exit_group, sys_exit_group), // 234 //.. GENXY(__NR_lookup_dcookie, sys_lookup_dcookie), // 235 LINXY(__NR_epoll_create, sys_epoll_create), // 236 LINX_(__NR_epoll_ctl, sys_epoll_ctl), // 237 LINXY(__NR_epoll_wait, sys_epoll_wait), // 238 //.. // (__NR_remap_file_pages, sys_remap_file_pages), // 239 */Linux LINXY(__NR_timer_create, sys_timer_create), // 240 LINXY(__NR_timer_settime, sys_timer_settime), // 241 LINXY(__NR_timer_gettime, sys_timer_gettime), // 242 LINX_(__NR_timer_getoverrun, sys_timer_getoverrun), // 243 LINX_(__NR_timer_delete, sys_timer_delete), // 244 LINX_(__NR_clock_settime, sys_clock_settime), // 245 LINXY(__NR_clock_gettime, sys_clock_gettime), // 246 LINXY(__NR_clock_getres, sys_clock_getres), // 247 LINXY(__NR_clock_nanosleep, sys_clock_nanosleep), // 248 // __NR_swapcontext // 249 LINXY(__NR_tgkill, sys_tgkill), // 250 */Linux //.. GENX_(__NR_utimes, sys_utimes), // 251 GENXY(__NR_statfs64, sys_statfs64), // 252 GENXY(__NR_fstatfs64, sys_fstatfs64), // 253 LINX_(__NR_fadvise64_64, sys_fadvise64_64), // 254 */(Linux?) // __NR_rtas // 255 /* Number 256 is reserved for sys_debug_setcontext */ /* Number 257 is reserved for vserver */ /* Number 258 is reserved for new sys_remap_file_pages */ LINX_(__NR_mbind, sys_mbind), // 259 LINXY(__NR_get_mempolicy, sys_get_mempolicy), // 260 LINX_(__NR_set_mempolicy, sys_set_mempolicy), // 261 LINXY(__NR_mq_open, sys_mq_open), // 262 LINX_(__NR_mq_unlink, sys_mq_unlink), // 263 LINX_(__NR_mq_timedsend, sys_mq_timedsend), // 264 LINXY(__NR_mq_timedreceive, sys_mq_timedreceive), // 265 LINX_(__NR_mq_notify, sys_mq_notify), // 266 LINXY(__NR_mq_getsetattr, sys_mq_getsetattr), // 267 // __NR_kexec_load // 268 /* Number 269 is reserved for sys_add_key */ /* Number 270 is reserved for sys_request_key */ /* Number 271 is reserved for sys_keyctl */ /* Number 272 is reserved for sys_waitid */ LINX_(__NR_ioprio_set, sys_ioprio_set), // 273 LINX_(__NR_ioprio_get, sys_ioprio_get), // 274 LINX_(__NR_inotify_init, sys_inotify_init), // 275 LINX_(__NR_inotify_add_watch, sys_inotify_add_watch), // 276 LINX_(__NR_inotify_rm_watch, sys_inotify_rm_watch), // 277 PLAXY(__NR_spu_run, sys_spu_run), // 278 PLAX_(__NR_spu_create, sys_spu_create), // 279 LINXY(__NR_pselect6, sys_pselect6), // 280 LINXY(__NR_ppoll, sys_ppoll), // 281 LINXY(__NR_openat, sys_openat), // 286 LINX_(__NR_mkdirat, sys_mkdirat), // 287 LINX_(__NR_mknodat, sys_mknodat), // 288 LINX_(__NR_fchownat, sys_fchownat), // 289 LINX_(__NR_futimesat, sys_futimesat), // 290 PLAXY(__NR_fstatat64, sys_fstatat64), // 291 LINX_(__NR_unlinkat, sys_unlinkat), // 292 LINX_(__NR_renameat, sys_renameat), // 293 LINX_(__NR_linkat, sys_linkat), // 294 LINX_(__NR_symlinkat, sys_symlinkat), // 295 LINX_(__NR_readlinkat, sys_readlinkat), // 296 LINX_(__NR_fchmodat, sys_fchmodat), // 297 LINX_(__NR_faccessat, sys_faccessat), // 298 LINX_(__NR_set_robust_list, sys_set_robust_list), // 299 LINXY(__NR_get_robust_list, sys_get_robust_list), // 300 LINXY(__NR_move_pages, sys_move_pages), // 301 LINXY(__NR_getcpu, sys_getcpu), // 302 LINXY(__NR_epoll_pwait, sys_epoll_pwait), // 303 LINX_(__NR_utimensat, sys_utimensat), // 304 LINXY(__NR_signalfd, sys_signalfd), // 305 LINXY(__NR_timerfd_create, sys_timerfd_create), // 306 LINXY(__NR_eventfd, sys_eventfd), // 307 LINX_(__NR_sync_file_range2, sys_sync_file_range2), // 308 LINX_(__NR_fallocate, sys_fallocate), // 309 // LINXY(__NR_subpage_prot, sys_ni_syscall), // 310 LINXY(__NR_timerfd_settime, sys_timerfd_settime), // 311 LINXY(__NR_timerfd_gettime, sys_timerfd_gettime), // 312 LINXY(__NR_signalfd4, sys_signalfd4), // 313 LINXY(__NR_eventfd2, sys_eventfd2), // 314 LINXY(__NR_epoll_create1, sys_epoll_create1), // 315 LINXY(__NR_dup3, sys_dup3), // 316 LINXY(__NR_pipe2, sys_pipe2), // 317 LINXY(__NR_inotify_init1, sys_inotify_init1), // 318 LINXY(__NR_perf_event_open, sys_perf_event_open), // 319 LINXY(__NR_preadv, sys_preadv), // 320 LINX_(__NR_pwritev, sys_pwritev), // 321 LINXY(__NR_rt_tgsigqueueinfo, sys_rt_tgsigqueueinfo),// 322 LINXY(__NR_socket, sys_socket), // 326 LINX_(__NR_bind, sys_bind), // 327 LINX_(__NR_connect, sys_connect), // 328 LINX_(__NR_listen, sys_listen), // 329 LINXY(__NR_accept, sys_accept), // 330 LINXY(__NR_getsockname, sys_getsockname), // 331 LINXY(__NR_getpeername, sys_getpeername), // 332 LINX_(__NR_send, sys_send), // 334 LINX_(__NR_sendto, sys_sendto), // 335 LINXY(__NR_recv, sys_recv), // 336 LINXY(__NR_recvfrom, sys_recvfrom), // 337 LINX_(__NR_shutdown, sys_shutdown), // 338 LINX_(__NR_setsockopt, sys_setsockopt), // 339 LINXY(__NR_recvmmsg, sys_recvmmsg), // 343 LINXY(__NR_accept4, sys_accept4), // 344 LINX_(__NR_clock_adjtime, sys_clock_adjtime), // 347 LINX_(__NR_syncfs, sys_syncfs), // 348 LINXY(__NR_sendmmsg, sys_sendmmsg), // 349 LINXY(__NR_process_vm_readv, sys_process_vm_readv), // 351 LINX_(__NR_process_vm_writev, sys_process_vm_writev),// 352 LINX_(__NR_sched_setattr, sys_sched_setattr), // 355 LINXY(__NR_sched_getattr, sys_sched_getattr), // 356 LINXY(__NR_getrandom, sys_getrandom), // 359 LINXY(__NR_memfd_create, sys_memfd_create), // 360 LINX_ (__NR_execveat, sys_execveat), // 362 LINX_(__NR_copy_file_range, sys_copy_file_range), // 379 LINXY(__NR_statx, sys_statx), // 383 LINXY(__NR_clock_gettime64, sys_clock_gettime64), // 403 LINX_(__NR_clock_settime64, sys_clock_settime64), // 404 LINXY(__NR_clock_getres_time64, sys_clock_getres_time64), // 406 LINXY(__NR_clock_nanosleep_time64, sys_clock_nanosleep_time64), // 407 LINXY(__NR_timer_gettime64, sys_timer_gettime64), // 408 LINXY(__NR_timer_settime64, sys_timer_settime64), // 409 LINXY(__NR_timerfd_gettime64, sys_timerfd_gettime64),// 410 LINXY(__NR_timerfd_settime64, sys_timerfd_settime64),// 411 LINX_(__NR_utimensat_time64, sys_utimensat_time64), // 412 LINXY(__NR_pselect6_time64, sys_pselect6_time64), // 413 LINXY(__NR_ppoll_time64, sys_ppoll_time64), // 414 LINXY(__NR_recvmmsg_time64, sys_recvmmsg_time64), // 417 LINX_(__NR_mq_timedsend_time64, sys_mq_timedsend_time64), // 418 LINXY(__NR_mq_timedreceive_time64, sys_mq_timedreceive_time64), // 419 LINX_(__NR_semtimedop_time64, sys_semtimedop_time64),// 420 LINXY(__NR_rt_sigtimedwait_time64, sys_rt_sigtimedwait_time64), // 421 LINXY(__NR_futex_time64, sys_futex_time64), // 422 LINXY(__NR_sched_rr_get_interval_time64, sys_sched_rr_get_interval_time64), // 423 LINXY(__NR_io_uring_setup, sys_io_uring_setup), // 425 LINXY(__NR_io_uring_enter, sys_io_uring_enter), // 426 LINXY(__NR_io_uring_register, sys_io_uring_register), // 427 LINX_(__NR_faccessat2, sys_faccessat2), // 439 }; SyscallTableEntry* ML_(get_linux_syscall_entry) ( UInt sysno ) { const UInt syscall_table_size = sizeof(syscall_table) / sizeof(syscall_table[0]); /* Is it in the contiguous initial section of the table? */ if (sysno < syscall_table_size) { SyscallTableEntry* sys = &syscall_table[sysno]; if (sys->before == NULL) return NULL; /* no entry */ else return sys; } /* Can't find a wrapper */ return NULL; } #endif // defined(VGP_ppc32_linux) /*--------------------------------------------------------------------*/ /*--- end ---*/ /*--------------------------------------------------------------------*/