| |
| /*--------------------------------------------------------------------*/ |
| /*--- Platform-specific syscalls stuff. syswrap-ppc64-linux.c ---*/ |
| /*--------------------------------------------------------------------*/ |
| |
| /* |
| This file is part of Valgrind, a dynamic binary instrumentation |
| framework. |
| |
| Copyright (C) 2005-2008 Nicholas Nethercote <njn@valgrind.org> |
| Copyright (C) 2005-2008 Cerion Armour-Brown <cerion@open-works.co.uk> |
| |
| 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, write to the Free Software |
| Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA |
| 02111-1307, USA. |
| |
| The GNU General Public License is contained in the file COPYING. |
| */ |
| |
| #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_stacks.h" // VG_(register_stack) |
| |
| #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_desc)(Word), |
| Word arg1 ); |
| // r3 = stack |
| // r4 = retaddr |
| // r5 = function descriptor |
| // r6 = arg1 |
| /* On PPC64, a func ptr is represented by a TOC entry ptr. |
| This TOC entry contains three words; the first word is the function |
| address, the second word is the TOC ptr (r2), and the third word is |
| the static chain value. */ |
| asm( |
| " .align 2\n" |
| " .globl vgModuleLocal_call_on_new_stack_0_1\n" |
| " .section \".opd\",\"aw\"\n" |
| " .align 3\n" |
| "vgModuleLocal_call_on_new_stack_0_1:\n" |
| " .quad .vgModuleLocal_call_on_new_stack_0_1,.TOC.@tocbase,0\n" |
| " .previous\n" |
| " .type .vgModuleLocal_call_on_new_stack_0_1,@function\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 |
| " ld 5,0(5)\n\t" // load f_ptr from f_desc[0] |
| " mtctr %r5\n\t" // f_ptr 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 |
| ); |
| |
| |
| /* |
| 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: |
| |
| word (fn)(void*) in r3 |
| void* child_stack in r4 |
| word flags in r5 |
| void* arg in r6 |
| pid_t* child_tid in r7 |
| pid_t* parent_tid in r8 |
| void* ??? in r9 |
| |
| Note: r3 contains fn desc ptr, not fn ptr -- p_fn = p_fn_desc[0] |
| 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 a ULong encoded as: top half is %cr following syscall, |
| low half is syscall return value (r3). |
| */ |
| #define __NR_CLONE VG_STRINGIFY(__NR_clone) |
| #define __NR_EXIT VG_STRINGIFY(__NR_exit) |
| |
| extern |
| ULong do_syscall_clone_ppc64_linux ( Word (*fn)(void *), |
| void* stack, |
| Int flags, |
| void* arg, |
| Int* child_tid, |
| Int* parent_tid, |
| void/*vki_modify_ldt_t*/ * ); |
| asm( |
| " .align 2\n" |
| " .globl do_syscall_clone_ppc64_linux\n" |
| " .section \".opd\",\"aw\"\n" |
| " .align 3\n" |
| "do_syscall_clone_ppc64_linux:\n" |
| " .quad .do_syscall_clone_ppc64_linux,.TOC.@tocbase,0\n" |
| " .previous\n" |
| " .type .do_syscall_clone_ppc64_linux,@function\n" |
| " .globl .do_syscall_clone_ppc64_linux\n" |
| ".do_syscall_clone_ppc64_linux:\n" |
| " stdu 1,-64(1)\n" |
| " std 29,40(1)\n" |
| " std 30,48(1)\n" |
| " std 31,56(1)\n" |
| " mr 30,3\n" // preserve fn |
| " mr 31,6\n" // preserve arg |
| |
| // setup child stack |
| " rldicr 4,4, 0,59\n" // trim sp to multiple of 16 bytes |
| // (r4 &= ~0xF) |
| " li 0,0\n" |
| " stdu 0,-32(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 6,13\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" // CR now in low half r4 |
| " sldi 4,4,32\n" // CR now in hi half r4 |
| |
| " sldi 3,3,32\n" |
| " srdi 3,3,32\n" // zero out hi half r3 |
| |
| " or 3,3,4\n" // r3 = CR : syscall-retval |
| " cmpwi 3,0\n" // child if retval == 0 (note, cmpw) |
| " 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" |
| " ld 30, 0(30)\n" // convert fn desc ptr to fn ptr |
| " 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: ld 29,40(1)\n" |
| " ld 30,48(1)\n" |
| " ld 31,56(1)\n" |
| " addi 1,1,64\n" |
| " blr\n" |
| ); |
| |
| #undef __NR_CLONE |
| #undef __NR_EXIT |
| |
| // forward declarations |
| static void setup_child ( ThreadArchState*, ThreadArchState* ); |
| |
| /* |
| When a client clones, we need to keep track of the new thread. This means: |
| 1. allocate a ThreadId+ThreadState+stack for the the thread |
| |
| 2. initialize the thread's new VCPU state |
| |
| 3. create the thread using the same args as the client requested, |
| but using the scheduler entrypoint for IP, and a separate stack |
| for SP. |
| */ |
| static SysRes do_clone ( ThreadId ptid, |
| UInt flags, Addr sp, |
| Int *parent_tidptr, |
| Int *child_tidptr, |
| Addr child_tls) |
| { |
| const Bool debug = False; |
| |
| ThreadId ctid = VG_(alloc_ThreadState)(); |
| ThreadState* ptst = VG_(get_ThreadState)(ptid); |
| ThreadState* ctst = VG_(get_ThreadState)(ctid); |
| ULong word64; |
| UWord* stack; |
| NSegment const* seg; |
| SysRes res; |
| vki_sigset_t blockall, savedmask; |
| |
| VG_(sigfillset)(&blockall); |
| |
| vg_assert(VG_(is_running_thread)(ptid)); |
| vg_assert(VG_(is_valid_tid)(ctid)); |
| |
| stack = (UWord*)ML_(allocstack)(ctid); |
| if (stack == NULL) { |
| res = VG_(mk_SysRes_Error)( VKI_ENOMEM ); |
| goto out; |
| } |
| |
| //? /* make a stack frame */ |
| //? stack -= 16; |
| //? *(UWord *)stack = 0; |
| |
| |
| /* Copy register state |
| |
| Both parent and child return to the same place, and the code |
| following the clone syscall works out which is which, so we |
| don't need to worry about it. |
| |
| The parent gets the child's new tid returned from clone, but the |
| child gets 0. |
| |
| If the clone call specifies a NULL SP for the new thread, then |
| it actually gets a copy of the parent's SP. |
| |
| The child's TLS register (r2) gets set to the tlsaddr argument |
| if the CLONE_SETTLS flag is set. |
| */ |
| setup_child( &ctst->arch, &ptst->arch ); |
| |
| /* Make sys_clone appear to have returned Success(0) in the |
| child. */ |
| { UInt old_cr = LibVEX_GuestPPC64_get_CR( &ctst->arch.vex ); |
| /* %r3 = 0 */ |
| ctst->arch.vex.guest_GPR3 = 0; |
| /* %cr0.so = 0 */ |
| LibVEX_GuestPPC64_put_CR( old_cr & ~(1<<28), &ctst->arch.vex ); |
| } |
| |
| if (sp != 0) |
| ctst->arch.vex.guest_GPR1 = sp; |
| |
| ctst->os_state.parent = ptid; |
| |
| /* inherit signal mask */ |
| ctst->sig_mask = ptst->sig_mask; |
| ctst->tmp_sig_mask = ptst->sig_mask; |
| |
| /* We don't really know where the client stack is, because its |
| allocated by the client. The best we can do is look at the |
| memory mappings and try to derive some useful information. We |
| assume that esp starts near its highest possible value, and can |
| only go down to the start of the mmaped segment. */ |
| seg = VG_(am_find_nsegment)(sp); |
| if (seg && seg->kind != SkResvn) { |
| ctst->client_stack_highest_word = (Addr)VG_PGROUNDUP(sp); |
| ctst->client_stack_szB = ctst->client_stack_highest_word - seg->start; |
| |
| VG_(register_stack)(seg->start, ctst->client_stack_highest_word); |
| |
| if (debug) |
| VG_(printf)("\ntid %d: guessed client stack range %p-%p\n", |
| ctid, seg->start, VG_PGROUNDUP(sp)); |
| } else { |
| VG_(message)(Vg_UserMsg, "!? New thread %d starts with R1(%p) unmapped\n", |
| ctid, sp); |
| ctst->client_stack_szB = 0; |
| } |
| |
| /* Assume the clone will succeed, and tell any tool that wants to |
| know that this thread has come into existence. If the clone |
| fails, we'll send out a ll_exit notification for it at the out: |
| label below, to clean up. */ |
| VG_TRACK ( pre_thread_ll_create, ptid, ctid ); |
| |
| if (flags & VKI_CLONE_SETTLS) { |
| if (debug) |
| VG_(printf)("clone child has SETTLS: tls at %p\n", child_tls); |
| ctst->arch.vex.guest_GPR13 = child_tls; |
| } |
| |
| flags &= ~VKI_CLONE_SETTLS; |
| |
| /* start the thread with everything blocked */ |
| VG_(sigprocmask)(VKI_SIG_SETMASK, &blockall, &savedmask); |
| |
| /* Create the new thread */ |
| word64 = do_syscall_clone_ppc64_linux( |
| ML_(start_thread_NORETURN), |
| stack, flags, &VG_(threads)[ctid], |
| child_tidptr, parent_tidptr, NULL |
| ); |
| |
| /* Low half word64 is syscall return value. Hi half is |
| the entire CR, from which we need to extract CR0.SO. */ |
| /* VG_(printf)("word64 = 0x%llx\n", word64); */ |
| res = VG_(mk_SysRes_ppc64_linux)( |
| /*val*/(UInt)(word64 & 0xFFFFFFFFULL), |
| /*errflag*/ (UInt)((word64 >> (32+28)) & 1) |
| ); |
| |
| VG_(sigprocmask)(VKI_SIG_SETMASK, &savedmask, NULL); |
| |
| out: |
| if (res.isError) { |
| /* clone failed */ |
| VG_(cleanup_thread)(&ctst->arch); |
| ctst->status = VgTs_Empty; |
| /* oops. Better tell the tool the thread exited in a hurry :-) */ |
| VG_TRACK( pre_thread_ll_exit, ctid ); |
| } |
| |
| return res; |
| } |
| |
| |
| |
| /* --------------------------------------------------------------------- |
| More thread stuff |
| ------------------------------------------------------------------ */ |
| |
| void VG_(cleanup_thread) ( ThreadArchState* arch ) |
| { |
| } |
| |
| void setup_child ( /*OUT*/ ThreadArchState *child, |
| /*IN*/ ThreadArchState *parent ) |
| { |
| /* We inherit our parent's guest state. */ |
| child->vex = parent->vex; |
| child->vex_shadow1 = parent->vex_shadow1; |
| child->vex_shadow2 = parent->vex_shadow2; |
| } |
| |
| |
| /* --------------------------------------------------------------------- |
| PRE/POST wrappers for ppc64/Linux-specific syscalls |
| ------------------------------------------------------------------ */ |
| |
| #define PRE(name) DEFN_PRE_TEMPLATE(ppc64_linux, name) |
| #define POST(name) DEFN_POST_TEMPLATE(ppc64_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(ppc64_linux, sys_socketcall); |
| DECL_TEMPLATE(ppc64_linux, sys_mmap); |
| //zz DECL_TEMPLATE(ppc64_linux, sys_mmap2); |
| //zz DECL_TEMPLATE(ppc64_linux, sys_stat64); |
| //zz DECL_TEMPLATE(ppc64_linux, sys_lstat64); |
| //zz DECL_TEMPLATE(ppc64_linux, sys_fstat64); |
| DECL_TEMPLATE(ppc64_linux, sys_ipc); |
| DECL_TEMPLATE(ppc64_linux, sys_clone); |
| //zz DECL_TEMPLATE(ppc64_linux, sys_sigreturn); |
| DECL_TEMPLATE(ppc64_linux, sys_rt_sigreturn); |
| //zz DECL_TEMPLATE(ppc64_linux, sys_sigaction); |
| |
| PRE(sys_socketcall) |
| { |
| # define ARG2_0 (((UWord*)ARG2)[0]) |
| # define ARG2_1 (((UWord*)ARG2)[1]) |
| # define ARG2_2 (((UWord*)ARG2)[2]) |
| # define ARG2_3 (((UWord*)ARG2)[3]) |
| # define ARG2_4 (((UWord*)ARG2)[4]) |
| # define ARG2_5 (((UWord*)ARG2)[5]) |
| |
| *flags |= SfMayBlock; |
| PRINT("sys_socketcall ( %d, %p )",ARG1,ARG2); |
| PRE_REG_READ2(long, "socketcall", int, call, unsigned long *, args); |
| |
| switch (ARG1 /* request */) { |
| |
| case VKI_SYS_SOCKETPAIR: |
| /* int socketpair(int d, int type, int protocol, int sv[2]); */ |
| PRE_MEM_READ( "socketcall.socketpair(args)", ARG2, 4*sizeof(Addr) ); |
| ML_(generic_PRE_sys_socketpair)( tid, ARG2_0, ARG2_1, ARG2_2, ARG2_3 ); |
| break; |
| |
| case VKI_SYS_SOCKET: |
| /* int socket(int domain, int type, int protocol); */ |
| PRE_MEM_READ( "socketcall.socket(args)", ARG2, 3*sizeof(Addr) ); |
| break; |
| |
| case VKI_SYS_BIND: |
| /* int bind(int sockfd, struct sockaddr *my_addr, |
| int addrlen); */ |
| PRE_MEM_READ( "socketcall.bind(args)", ARG2, 3*sizeof(Addr) ); |
| ML_(generic_PRE_sys_bind)( tid, ARG2_0, ARG2_1, ARG2_2 ); |
| break; |
| |
| case VKI_SYS_LISTEN: |
| /* int listen(int s, int backlog); */ |
| PRE_MEM_READ( "socketcall.listen(args)", ARG2, 2*sizeof(Addr) ); |
| break; |
| |
| case VKI_SYS_ACCEPT: { |
| /* int accept(int s, struct sockaddr *addr, int *addrlen); */ |
| PRE_MEM_READ( "socketcall.accept(args)", ARG2, 3*sizeof(Addr) ); |
| ML_(generic_PRE_sys_accept)( tid, ARG2_0, ARG2_1, ARG2_2 ); |
| break; |
| } |
| |
| case VKI_SYS_SENDTO: |
| /* int sendto(int s, const void *msg, int len, |
| unsigned int flags, |
| const struct sockaddr *to, int tolen); */ |
| PRE_MEM_READ( "socketcall.sendto(args)", ARG2, 6*sizeof(Addr) ); |
| ML_(generic_PRE_sys_sendto)( tid, ARG2_0, ARG2_1, ARG2_2, |
| ARG2_3, ARG2_4, ARG2_5 ); |
| break; |
| |
| case VKI_SYS_SEND: |
| /* int send(int s, const void *msg, size_t len, int flags); */ |
| PRE_MEM_READ( "socketcall.send(args)", ARG2, 4*sizeof(Addr) ); |
| ML_(generic_PRE_sys_send)( tid, ARG2_0, ARG2_1, ARG2_2 ); |
| break; |
| |
| case VKI_SYS_RECVFROM: |
| /* int recvfrom(int s, void *buf, int len, unsigned int flags, |
| struct sockaddr *from, int *fromlen); */ |
| PRE_MEM_READ( "socketcall.recvfrom(args)", ARG2, 6*sizeof(Addr) ); |
| ML_(generic_PRE_sys_recvfrom)( tid, ARG2_0, ARG2_1, ARG2_2, |
| ARG2_3, ARG2_4, ARG2_5 ); |
| break; |
| |
| case VKI_SYS_RECV: |
| /* int recv(int s, void *buf, int len, unsigned int flags); */ |
| /* man 2 recv says: |
| The recv call is normally used only on a connected socket |
| (see connect(2)) and is identical to recvfrom with a NULL |
| from parameter. |
| */ |
| PRE_MEM_READ( "socketcall.recv(args)", ARG2, 4*sizeof(Addr) ); |
| ML_(generic_PRE_sys_recv)( tid, ARG2_0, ARG2_1, ARG2_2 ); |
| break; |
| |
| case VKI_SYS_CONNECT: |
| /* int connect(int sockfd, |
| struct sockaddr *serv_addr, int addrlen ); */ |
| PRE_MEM_READ( "socketcall.connect(args)", ARG2, 3*sizeof(Addr) ); |
| ML_(generic_PRE_sys_connect)( tid, ARG2_0, ARG2_1, ARG2_2 ); |
| break; |
| |
| case VKI_SYS_SETSOCKOPT: |
| /* int setsockopt(int s, int level, int optname, |
| const void *optval, int optlen); */ |
| PRE_MEM_READ( "socketcall.setsockopt(args)", ARG2, 5*sizeof(Addr) ); |
| ML_(generic_PRE_sys_setsockopt)( tid, ARG2_0, ARG2_1, ARG2_2, |
| ARG2_3, ARG2_4 ); |
| break; |
| |
| case VKI_SYS_GETSOCKOPT: |
| /* int getsockopt(int s, int level, int optname, |
| void *optval, socklen_t *optlen); */ |
| PRE_MEM_READ( "socketcall.getsockopt(args)", ARG2, 5*sizeof(Addr) ); |
| ML_(generic_PRE_sys_getsockopt)( tid, ARG2_0, ARG2_1, ARG2_2, |
| ARG2_3, ARG2_4 ); |
| break; |
| |
| case VKI_SYS_GETSOCKNAME: |
| /* int getsockname(int s, struct sockaddr* name, int* namelen) */ |
| PRE_MEM_READ( "socketcall.getsockname(args)", ARG2, 3*sizeof(Addr) ); |
| ML_(generic_PRE_sys_getsockname)( tid, ARG2_0, ARG2_1, ARG2_2 ); |
| break; |
| |
| case VKI_SYS_GETPEERNAME: |
| /* int getpeername(int s, struct sockaddr* name, int* namelen) */ |
| PRE_MEM_READ( "socketcall.getpeername(args)", ARG2, 3*sizeof(Addr) ); |
| ML_(generic_PRE_sys_getpeername)( tid, ARG2_0, ARG2_1, ARG2_2 ); |
| break; |
| |
| case VKI_SYS_SHUTDOWN: |
| /* int shutdown(int s, int how); */ |
| PRE_MEM_READ( "socketcall.shutdown(args)", ARG2, 2*sizeof(Addr) ); |
| break; |
| |
| case VKI_SYS_SENDMSG: { |
| /* int sendmsg(int s, const struct msghdr *msg, int flags); */ |
| |
| /* this causes warnings, and I don't get why. glibc bug? |
| * (after all it's glibc providing the arguments array) |
| PRE_MEM_READ( "socketcall.sendmsg(args)", ARG2, 3*sizeof(Addr) ); |
| */ |
| ML_(generic_PRE_sys_sendmsg)( tid, ARG2_0, ARG2_1 ); |
| break; |
| } |
| |
| case VKI_SYS_RECVMSG: { |
| /* int recvmsg(int s, struct msghdr *msg, int flags); */ |
| |
| /* this causes warnings, and I don't get why. glibc bug? |
| * (after all it's glibc providing the arguments array) |
| PRE_MEM_READ("socketcall.recvmsg(args)", ARG2, 3*sizeof(Addr) ); |
| */ |
| ML_(generic_PRE_sys_recvmsg)( tid, ARG2_0, ARG2_1 ); |
| break; |
| } |
| |
| default: |
| VG_(message)(Vg_DebugMsg,"Warning: unhandled socketcall 0x%x",ARG1); |
| SET_STATUS_Failure( VKI_EINVAL ); |
| break; |
| } |
| # undef ARG2_0 |
| # undef ARG2_1 |
| # undef ARG2_2 |
| # undef ARG2_3 |
| # undef ARG2_4 |
| # undef ARG2_5 |
| } |
| |
| POST(sys_socketcall) |
| { |
| # define ARG2_0 (((UWord*)ARG2)[0]) |
| # define ARG2_1 (((UWord*)ARG2)[1]) |
| # define ARG2_2 (((UWord*)ARG2)[2]) |
| # define ARG2_3 (((UWord*)ARG2)[3]) |
| # define ARG2_4 (((UWord*)ARG2)[4]) |
| # define ARG2_5 (((UWord*)ARG2)[5]) |
| |
| SysRes r; |
| vg_assert(SUCCESS); |
| switch (ARG1 /* request */) { |
| |
| case VKI_SYS_SOCKETPAIR: |
| r = ML_(generic_POST_sys_socketpair)( |
| tid, VG_(mk_SysRes_Success)(RES), |
| ARG2_0, ARG2_1, ARG2_2, ARG2_3 |
| ); |
| SET_STATUS_from_SysRes(r); |
| break; |
| |
| case VKI_SYS_SOCKET: |
| r = ML_(generic_POST_sys_socket)( tid, VG_(mk_SysRes_Success)(RES) ); |
| SET_STATUS_from_SysRes(r); |
| break; |
| |
| case VKI_SYS_BIND: |
| /* int bind(int sockfd, struct sockaddr *my_addr, |
| int addrlen); */ |
| break; |
| |
| case VKI_SYS_LISTEN: |
| /* int listen(int s, int backlog); */ |
| break; |
| |
| case VKI_SYS_ACCEPT: |
| /* int accept(int s, struct sockaddr *addr, int *addrlen); */ |
| r = ML_(generic_POST_sys_accept)( tid, VG_(mk_SysRes_Success)(RES), |
| ARG2_0, ARG2_1, ARG2_2 ); |
| SET_STATUS_from_SysRes(r); |
| break; |
| |
| case VKI_SYS_SENDTO: |
| break; |
| |
| case VKI_SYS_SEND: |
| break; |
| |
| case VKI_SYS_RECVFROM: |
| ML_(generic_POST_sys_recvfrom)( tid, VG_(mk_SysRes_Success)(RES), |
| ARG2_0, ARG2_1, ARG2_2, |
| ARG2_3, ARG2_4, ARG2_5 ); |
| break; |
| |
| case VKI_SYS_RECV: |
| ML_(generic_POST_sys_recv)( tid, RES, ARG2_0, ARG2_1, ARG2_2 ); |
| break; |
| |
| case VKI_SYS_CONNECT: |
| break; |
| |
| case VKI_SYS_SETSOCKOPT: |
| break; |
| |
| case VKI_SYS_GETSOCKOPT: |
| ML_(generic_POST_sys_getsockopt)( tid, VG_(mk_SysRes_Success)(RES), |
| ARG2_0, ARG2_1, |
| ARG2_2, ARG2_3, ARG2_4 ); |
| break; |
| |
| case VKI_SYS_GETSOCKNAME: |
| ML_(generic_POST_sys_getsockname)( tid, VG_(mk_SysRes_Success)(RES), |
| ARG2_0, ARG2_1, ARG2_2 ); |
| break; |
| |
| case VKI_SYS_GETPEERNAME: |
| ML_(generic_POST_sys_getpeername)( tid, VG_(mk_SysRes_Success)(RES), |
| ARG2_0, ARG2_1, ARG2_2 ); |
| break; |
| |
| case VKI_SYS_SHUTDOWN: |
| break; |
| |
| case VKI_SYS_SENDMSG: |
| break; |
| |
| case VKI_SYS_RECVMSG: |
| ML_(generic_POST_sys_recvmsg)( tid, ARG2_0, ARG2_1 ); |
| break; |
| |
| default: |
| VG_(message)(Vg_DebugMsg,"FATAL: unhandled socketcall 0x%x",ARG1); |
| VG_(core_panic)("... bye!\n"); |
| break; /*NOTREACHED*/ |
| } |
| # undef ARG2_0 |
| # undef ARG2_1 |
| # undef ARG2_2 |
| # undef ARG2_3 |
| # undef ARG2_4 |
| # undef ARG2_5 |
| } |
| |
| PRE(sys_mmap) |
| { |
| SysRes r; |
| |
| PRINT("sys_mmap ( %p, %llu, %d, %d, %d, %d )", |
| ARG1, (ULong)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); |
| } |
| |
| //zz PRE(sys_mmap2) |
| //zz { |
| //zz SysRes r; |
| //zz |
| //zz // Exactly like old_mmap() except: |
| //zz // - the file offset is specified in 4K units rather than bytes, |
| //zz // so that it can be used for files bigger than 2^32 bytes. |
| //zz PRINT("sys_mmap2 ( %p, %llu, %d, %d, %d, %d )", |
| //zz ARG1, (ULong)ARG2, ARG3, ARG4, ARG5, ARG6 ); |
| //zz PRE_REG_READ6(long, "mmap2", |
| //zz unsigned long, start, unsigned long, length, |
| //zz unsigned long, prot, unsigned long, flags, |
| //zz unsigned long, fd, unsigned long, offset); |
| //zz |
| //zz r = ML_(generic_PRE_sys_mmap)( tid, ARG1, ARG2, ARG3, ARG4, ARG5, |
| //zz 4096 * (Off64T)ARG6 ); |
| //zz SET_STATUS_from_SysRes(r); |
| //zz } |
| //zz |
| //zz // XXX: lstat64/fstat64/stat64 are generic, but not necessarily |
| //zz // applicable to every architecture -- I think only to 32-bit archs. |
| //zz // We're going to need something like linux/core_os32.h for such |
| //zz // things, eventually, I think. --njn |
| //zz PRE(sys_stat64) |
| //zz { |
| //zz PRINT("sys_stat64 ( %p, %p )",ARG1,ARG2); |
| //zz PRE_REG_READ2(long, "stat64", char *, file_name, struct stat64 *, buf); |
| //zz PRE_MEM_RASCIIZ( "stat64(file_name)", ARG1 ); |
| //zz PRE_MEM_WRITE( "stat64(buf)", ARG2, sizeof(struct vki_stat64) ); |
| //zz } |
| //zz |
| //zz POST(sys_stat64) |
| //zz { |
| //zz POST_MEM_WRITE( ARG2, sizeof(struct vki_stat64) ); |
| //zz } |
| //zz |
| //zz PRE(sys_lstat64) |
| //zz { |
| //zz PRINT("sys_lstat64 ( %p(%s), %p )",ARG1,ARG1,ARG2); |
| //zz PRE_REG_READ2(long, "lstat64", char *, file_name, struct stat64 *, buf); |
| //zz PRE_MEM_RASCIIZ( "lstat64(file_name)", ARG1 ); |
| //zz PRE_MEM_WRITE( "lstat64(buf)", ARG2, sizeof(struct vki_stat64) ); |
| //zz } |
| //zz |
| //zz POST(sys_lstat64) |
| //zz { |
| //zz vg_assert(SUCCESS); |
| //zz if (RES == 0) { |
| //zz POST_MEM_WRITE( ARG2, sizeof(struct vki_stat64) ); |
| //zz } |
| //zz } |
| //zz |
| //zz PRE(sys_fstat64) |
| //zz { |
| //zz PRINT("sys_fstat64 ( %d, %p )",ARG1,ARG2); |
| //zz PRE_REG_READ2(long, "fstat64", unsigned long, fd, struct stat64 *, buf); |
| //zz PRE_MEM_WRITE( "fstat64(buf)", ARG2, sizeof(struct vki_stat64) ); |
| //zz } |
| //zz |
| //zz POST(sys_fstat64) |
| //zz { |
| //zz POST_MEM_WRITE( ARG2, sizeof(struct vki_stat64) ); |
| //zz } |
| |
| static Addr deref_Addr ( ThreadId tid, Addr a, Char* s ) |
| { |
| Addr* a_p = (Addr*)a; |
| PRE_MEM_READ( s, (Addr)a_p, sizeof(Addr) ); |
| return *a_p; |
| } |
| |
| PRE(sys_ipc) |
| { |
| PRINT("sys_ipc ( %d, %d, %d, %d, %p, %d )", ARG1,ARG2,ARG3,ARG4,ARG5,ARG6); |
| // XXX: this is simplistic -- some args are not used in all circumstances. |
| PRE_REG_READ6(int, "ipc", |
| vki_uint, call, int, first, int, second, int, third, |
| void *, ptr, long, fifth) |
| |
| switch (ARG1 /* call */) { |
| case VKI_SEMOP: |
| ML_(generic_PRE_sys_semop)( tid, ARG2, ARG5, ARG3 ); |
| *flags |= SfMayBlock; |
| break; |
| case VKI_SEMGET: |
| break; |
| case VKI_SEMCTL: |
| { |
| UWord arg = deref_Addr( tid, ARG5, "semctl(arg)" ); |
| ML_(generic_PRE_sys_semctl)( tid, ARG2, ARG3, ARG4, arg ); |
| break; |
| } |
| case VKI_SEMTIMEDOP: |
| ML_(generic_PRE_sys_semtimedop)( tid, ARG2, ARG5, ARG3, ARG6 ); |
| *flags |= SfMayBlock; |
| break; |
| case VKI_MSGSND: |
| ML_(linux_PRE_sys_msgsnd)( tid, ARG2, ARG5, ARG3, ARG4 ); |
| if ((ARG4 & VKI_IPC_NOWAIT) == 0) |
| *flags |= SfMayBlock; |
| break; |
| case VKI_MSGRCV: |
| { |
| Addr msgp; |
| Word msgtyp; |
| |
| msgp = deref_Addr( tid, |
| (Addr) (&((struct vki_ipc_kludge *)ARG5)->msgp), |
| "msgrcv(msgp)" ); |
| msgtyp = deref_Addr( tid, |
| (Addr) (&((struct vki_ipc_kludge *)ARG5)->msgtyp), |
| "msgrcv(msgp)" ); |
| |
| ML_(linux_PRE_sys_msgrcv)( tid, ARG2, msgp, ARG3, msgtyp, ARG4 ); |
| |
| if ((ARG4 & VKI_IPC_NOWAIT) == 0) |
| *flags |= SfMayBlock; |
| break; |
| } |
| case VKI_MSGGET: |
| break; |
| case VKI_MSGCTL: |
| ML_(linux_PRE_sys_msgctl)( tid, ARG2, ARG3, ARG5 ); |
| break; |
| case VKI_SHMAT: |
| { |
| UWord w; |
| PRE_MEM_WRITE( "shmat(raddr)", ARG4, sizeof(Addr) ); |
| w = ML_(generic_PRE_sys_shmat)( tid, ARG2, ARG5, ARG3 ); |
| if (w == 0) |
| SET_STATUS_Failure( VKI_EINVAL ); |
| else |
| ARG5 = w; |
| break; |
| } |
| case VKI_SHMDT: |
| if (!ML_(generic_PRE_sys_shmdt)(tid, ARG5)) |
| SET_STATUS_Failure( VKI_EINVAL ); |
| break; |
| case VKI_SHMGET: |
| break; |
| case VKI_SHMCTL: /* IPCOP_shmctl */ |
| ML_(generic_PRE_sys_shmctl)( tid, ARG2, ARG3, ARG5 ); |
| break; |
| default: |
| VG_(message)(Vg_DebugMsg, "FATAL: unhandled syscall(ipc) %d", ARG1 ); |
| VG_(core_panic)("... bye!\n"); |
| break; /*NOTREACHED*/ |
| } |
| } |
| |
| POST(sys_ipc) |
| { |
| vg_assert(SUCCESS); |
| switch (ARG1 /* call */) { |
| case VKI_SEMOP: |
| case VKI_SEMGET: |
| break; |
| case VKI_SEMCTL: |
| { |
| UWord arg = deref_Addr( tid, ARG5, "semctl(arg)" ); |
| ML_(generic_PRE_sys_semctl)( tid, ARG2, ARG3, ARG4, arg ); |
| break; |
| } |
| case VKI_SEMTIMEDOP: |
| case VKI_MSGSND: |
| break; |
| case VKI_MSGRCV: |
| { |
| Addr msgp; |
| Word msgtyp; |
| |
| msgp = deref_Addr( tid, |
| (Addr) (&((struct vki_ipc_kludge *)ARG5)->msgp), |
| "msgrcv(msgp)" ); |
| msgtyp = deref_Addr( tid, |
| (Addr) (&((struct vki_ipc_kludge *)ARG5)->msgtyp), |
| "msgrcv(msgp)" ); |
| |
| ML_(linux_POST_sys_msgrcv)( tid, RES, ARG2, msgp, ARG3, msgtyp, ARG4 ); |
| break; |
| } |
| case VKI_MSGGET: |
| break; |
| case VKI_MSGCTL: |
| ML_(linux_POST_sys_msgctl)( tid, RES, ARG2, ARG3, ARG5 ); |
| break; |
| case VKI_SHMAT: |
| { |
| Addr addr; |
| |
| /* force readability. before the syscall it is |
| * indeed uninitialized, as can be seen in |
| * glibc/sysdeps/unix/sysv/linux/shmat.c */ |
| POST_MEM_WRITE( ARG4, sizeof( Addr ) ); |
| |
| addr = deref_Addr ( tid, ARG4, "shmat(addr)" ); |
| ML_(generic_POST_sys_shmat)( tid, addr, ARG2, ARG5, ARG3 ); |
| break; |
| } |
| case VKI_SHMDT: |
| ML_(generic_POST_sys_shmdt)( tid, RES, ARG5 ); |
| break; |
| case VKI_SHMGET: |
| break; |
| case VKI_SHMCTL: |
| ML_(generic_POST_sys_shmctl)( tid, RES, ARG2, ARG3, ARG5 ); |
| break; |
| default: |
| VG_(message)(Vg_DebugMsg, |
| "FATAL: unhandled syscall(ipc) %d", |
| ARG1 ); |
| VG_(core_panic)("... bye!\n"); |
| break; /*NOTREACHED*/ |
| } |
| } |
| |
| PRE(sys_clone) |
| { |
| UInt cloneflags; |
| |
| PRINT("sys_clone ( %x, %p, %p, %p, %p )",ARG1,ARG2,ARG3,ARG4,ARG5); |
| PRE_REG_READ5(int, "clone", |
| unsigned long, flags, |
| void *, child_stack, |
| int *, parent_tidptr, |
| void *, child_tls, |
| int *, child_tidptr); |
| |
| if (ARG1 & VKI_CLONE_PARENT_SETTID) { |
| PRE_MEM_WRITE("clone(parent_tidptr)", ARG3, sizeof(Int)); |
| if (!VG_(am_is_valid_for_client)(ARG3, sizeof(Int), |
| VKI_PROT_WRITE)) { |
| SET_STATUS_Failure( VKI_EFAULT ); |
| return; |
| } |
| } |
| if (ARG1 & (VKI_CLONE_CHILD_SETTID | VKI_CLONE_CHILD_CLEARTID)) { |
| PRE_MEM_WRITE("clone(child_tidptr)", ARG5, sizeof(Int)); |
| if (!VG_(am_is_valid_for_client)(ARG5, sizeof(Int), |
| VKI_PROT_WRITE)) { |
| SET_STATUS_Failure( VKI_EFAULT ); |
| return; |
| } |
| } |
| |
| cloneflags = ARG1; |
| |
| if (!ML_(client_signal_OK)(ARG1 & VKI_CSIGNAL)) { |
| SET_STATUS_Failure( VKI_EINVAL ); |
| return; |
| } |
| |
| /* Only look at the flags we really care about */ |
| switch (cloneflags & (VKI_CLONE_VM | VKI_CLONE_FS |
| | VKI_CLONE_FILES | VKI_CLONE_VFORK)) { |
| case VKI_CLONE_VM | VKI_CLONE_FS | VKI_CLONE_FILES: |
| /* thread creation */ |
| SET_STATUS_from_SysRes( |
| do_clone(tid, |
| ARG1, /* flags */ |
| (Addr)ARG2, /* child SP */ |
| (Int *)ARG3, /* parent_tidptr */ |
| (Int *)ARG5, /* child_tidptr */ |
| (Addr)ARG4)); /* child_tls */ |
| break; |
| |
| case VKI_CLONE_VFORK | VKI_CLONE_VM: /* vfork */ |
| /* FALLTHROUGH - assume vfork == fork */ |
| cloneflags &= ~(VKI_CLONE_VFORK | VKI_CLONE_VM); |
| |
| case 0: /* plain fork */ |
| SET_STATUS_from_SysRes( |
| ML_(do_fork_clone)(tid, |
| cloneflags, /* flags */ |
| (Int *)ARG3, /* parent_tidptr */ |
| (Int *)ARG5)); /* child_tidptr */ |
| break; |
| |
| default: |
| /* should we just ENOSYS? */ |
| VG_(message)(Vg_UserMsg, "Unsupported clone() flags: 0x%x", ARG1); |
| VG_(message)(Vg_UserMsg, ""); |
| VG_(message)(Vg_UserMsg, "The only supported clone() uses are:"); |
| VG_(message)(Vg_UserMsg, " - via a threads library (LinuxThreads or NPTL)"); |
| VG_(message)(Vg_UserMsg, " - via the implementation of fork or vfork"); |
| VG_(unimplemented) |
| ("Valgrind does not support general clone()."); |
| } |
| |
| if (SUCCESS) { |
| if (ARG1 & VKI_CLONE_PARENT_SETTID) |
| POST_MEM_WRITE(ARG3, sizeof(Int)); |
| if (ARG1 & (VKI_CLONE_CHILD_SETTID | VKI_CLONE_CHILD_CLEARTID)) |
| POST_MEM_WRITE(ARG5, sizeof(Int)); |
| |
| /* Thread creation was successful; let the child have the chance |
| to run */ |
| *flags |= SfYieldAfter; |
| } |
| } |
| |
| 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("sys_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 ppc64-linux? 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 ppc64? 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; |
| } |
| |
| //zz /* Convert from non-RT to RT sigset_t's */ |
| //zz static |
| //zz void convert_sigset_to_rt(const vki_old_sigset_t *oldset, vki_sigset_t *set) |
| //zz { |
| //zz VG_(sigemptyset)(set); |
| //zz set->sig[0] = *oldset; |
| //zz } |
| //zz PRE(sys_sigaction) |
| //zz { |
| //zz struct vki_sigaction new, old; |
| //zz struct vki_sigaction *newp, *oldp; |
| //zz |
| //zz PRINT("sys_sigaction ( %d, %p, %p )", ARG1,ARG2,ARG3); |
| //zz PRE_REG_READ3(int, "sigaction", |
| //zz int, signum, const struct old_sigaction *, act, |
| //zz struct old_sigaction *, oldact); |
| //zz |
| //zz newp = oldp = NULL; |
| //zz |
| //zz if (ARG2 != 0) { |
| //zz struct vki_old_sigaction *sa = (struct vki_old_sigaction *)ARG2; |
| //zz PRE_MEM_READ( "sigaction(act->sa_handler)", (Addr)&sa->ksa_handler, sizeof(sa->ksa_handler)); |
| //zz PRE_MEM_READ( "sigaction(act->sa_mask)", (Addr)&sa->sa_mask, sizeof(sa->sa_mask)); |
| //zz PRE_MEM_READ( "sigaction(act->sa_flags)", (Addr)&sa->sa_flags, sizeof(sa->sa_flags)); |
| //zz if (ML_(safe_to_deref)(sa,sizeof(sa)) |
| //zz && (sa->sa_flags & VKI_SA_RESTORER)) |
| //zz PRE_MEM_READ( "sigaction(act->sa_restorer)", (Addr)&sa->sa_restorer, sizeof(sa->sa_restorer)); |
| //zz } |
| //zz |
| //zz if (ARG3 != 0) { |
| //zz PRE_MEM_WRITE( "sigaction(oldact)", ARG3, sizeof(struct vki_old_sigaction)); |
| //zz oldp = &old; |
| //zz } |
| //zz |
| //zz //jrs 20050207: what?! how can this make any sense? |
| //zz //if (VG_(is_kerror)(SYSRES)) |
| //zz // return; |
| //zz |
| //zz if (ARG2 != 0) { |
| //zz struct vki_old_sigaction *oldnew = (struct vki_old_sigaction *)ARG2; |
| //zz |
| //zz new.ksa_handler = oldnew->ksa_handler; |
| //zz new.sa_flags = oldnew->sa_flags; |
| //zz new.sa_restorer = oldnew->sa_restorer; |
| //zz convert_sigset_to_rt(&oldnew->sa_mask, &new.sa_mask); |
| //zz newp = &new; |
| //zz } |
| //zz |
| //zz SET_STATUS_from_SysRes( VG_(do_sys_sigaction)(ARG1, newp, oldp) ); |
| //zz |
| //zz if (ARG3 != 0 && SUCCESS && RES == 0) { |
| //zz struct vki_old_sigaction *oldold = (struct vki_old_sigaction *)ARG3; |
| //zz |
| //zz oldold->ksa_handler = oldp->ksa_handler; |
| //zz oldold->sa_flags = oldp->sa_flags; |
| //zz oldold->sa_restorer = oldp->sa_restorer; |
| //zz oldold->sa_mask = oldp->sa_mask.sig[0]; |
| //zz } |
| //zz } |
| //zz |
| //zz POST(sys_sigaction) |
| //zz { |
| //zz vg_assert(SUCCESS); |
| //zz if (RES == 0 && ARG3 != 0) |
| //zz POST_MEM_WRITE( ARG3, sizeof(struct vki_old_sigaction)); |
| //zz } |
| |
| #undef PRE |
| #undef POST |
| |
| /* --------------------------------------------------------------------- |
| The ppc64/Linux syscall table |
| ------------------------------------------------------------------ */ |
| |
| /* Add an ppc64-linux specific wrapper to a syscall table. */ |
| #define PLAX_(sysno, name) WRAPPER_ENTRY_X_(ppc64_linux, sysno, name) |
| #define PLAXY(sysno, name) WRAPPER_ENTRY_XY(ppc64_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 ppc64 (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). |
| |
| const SyscallTableEntry ML_(syscall_table)[] = { |
| // _____(__NR_restart_syscall, sys_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 |
| // _____(__NR_break, sys_break), // 17 |
| // _____(__NR_oldstat, sys_oldstat), // 18 |
| LINX_(__NR_lseek, sys_lseek), // 19 |
| |
| GENX_(__NR_getpid, sys_getpid), // 20 |
| LINX_(__NR_mount, sys_mount), // 21 |
| // _____(__NR_umount, sys_umount), // 22 |
| GENX_(__NR_setuid, sys_setuid), // 23 |
| GENX_(__NR_getuid, sys_getuid), // 24 |
| |
| // _____(__NR_stime, sys_stime), // 25 |
| // _____(__NR_ptrace, sys_ptrace), // 26 |
| GENX_(__NR_alarm, sys_alarm), // 27 |
| // _____(__NR_oldfstat, sys_oldfstat), // 28 |
| GENX_(__NR_pause, sys_pause), // 29 |
| |
| LINX_(__NR_utime, sys_utime), // 30 |
| // _____(__NR_stty, sys_stty), // 31 |
| // _____(__NR_gtty, sys_gtty), // 32 |
| GENX_(__NR_access, sys_access), // 33 |
| // _____(__NR_nice, sys_nice), // 34 |
| |
| // _____(__NR_ftime, sys_ftime), // 35 |
| // _____(__NR_sync, sys_sync), // 36 |
| GENX_(__NR_kill, sys_kill), // 37 |
| GENX_(__NR_rename, sys_rename), // 38 |
| GENX_(__NR_mkdir, sys_mkdir), // 39 |
| |
| // _____(__NR_rmdir, sys_rmdir), // 40 |
| GENXY(__NR_dup, sys_dup), // 41 |
| LINXY(__NR_pipe, sys_pipe), // 42 |
| GENXY(__NR_times, sys_times), // 43 |
| // _____(__NR_prof, sys_prof), // 44 |
| |
| GENX_(__NR_brk, sys_brk), // 45 |
| GENX_(__NR_setgid, sys_setgid), // 46 |
| GENX_(__NR_getgid, sys_getgid), // 47 |
| // _____(__NR_signal, sys_signal), // 48 |
| GENX_(__NR_geteuid, sys_geteuid), // 49 |
| |
| GENX_(__NR_getegid, sys_getegid), // 50 |
| // _____(__NR_acct, sys_acct), // 51 |
| LINX_(__NR_umount2, sys_umount), // 52 |
| // _____(__NR_lock, sys_lock), // 53 |
| GENXY(__NR_ioctl, sys_ioctl), // 54 |
| |
| GENXY(__NR_fcntl, sys_fcntl), // 55 |
| // _____(__NR_mpx, sys_mpx), // 56 |
| GENX_(__NR_setpgid, sys_setpgid), // 57 |
| // _____(__NR_ulimit, sys_ulimit), // 58 |
| // _____(__NR_oldolduname, sys_oldolduname), // 59 |
| |
| GENX_(__NR_umask, sys_umask), // 60 |
| GENX_(__NR_chroot, sys_chroot), // 61 |
| // _____(__NR_ustat, sys_ustat), // 62 |
| GENXY(__NR_dup2, sys_dup2), // 63 |
| GENX_(__NR_getppid, sys_getppid), // 64 |
| |
| GENX_(__NR_getpgrp, sys_getpgrp), // 65 |
| GENX_(__NR_setsid, sys_setsid), // 66 |
| // _____(__NR_sigaction, sys_sigaction), // 67 |
| // _____(__NR_sgetmask, sys_sgetmask), // 68 |
| // _____(__NR_ssetmask, sys_ssetmask), // 69 |
| |
| GENX_(__NR_setreuid, sys_setreuid), // 70 |
| GENX_(__NR_setregid, sys_setregid), // 71 |
| // _____(__NR_sigsuspend, sys_sigsuspend), // 72 |
| // _____(__NR_sigpending, sys_sigpending), // 73 |
| // _____(__NR_sethostname, sys_sethostname), // 74 |
| |
| GENX_(__NR_setrlimit, sys_setrlimit), // 75 |
| // _____(__NR_getrlimit, sys_getrlimit), // 76 |
| GENXY(__NR_getrusage, sys_getrusage), // 77 |
| GENXY(__NR_gettimeofday, sys_gettimeofday), // 78 |
| // _____(__NR_settimeofday, sys_settimeofday), // 79 |
| |
| GENXY(__NR_getgroups, sys_getgroups), // 80 |
| GENX_(__NR_setgroups, sys_setgroups), // 81 |
| // _____(__NR_select, sys_select), // 82 |
| GENX_(__NR_symlink, sys_symlink), // 83 |
| // _____(__NR_oldlstat, sys_oldlstat), // 84 |
| |
| GENX_(__NR_readlink, sys_readlink), // 85 |
| // _____(__NR_uselib, sys_uselib), // 86 |
| // _____(__NR_swapon, sys_swapon), // 87 |
| // _____(__NR_reboot, sys_reboot), // 88 |
| // _____(__NR_readdir, sys_readdir), // 89 |
| |
| 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 |
| // _____(__NR_getpriority, sys_getpriority), // 96 |
| // _____(__NR_setpriority, sys_setpriority), // 97 |
| // _____(__NR_profil, sys_profil), // 98 |
| GENXY(__NR_statfs, sys_statfs), // 99 |
| |
| // _____(__NR_fstatfs, sys_fstatfs), // 100 |
| // _____(__NR_ioperm, sys_ioperm), // 101 |
| PLAXY(__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_olduname), // 109 |
| |
| // _____(__NR_iopl, sys_iopl), // 110 |
| // _____(__NR_vhangup, sys_vhangup), // 111 |
| // _____(__NR_idle, sys_idle), // 112 |
| // _____(__NR_vm86, sys_vm86), // 113 |
| GENXY(__NR_wait4, sys_wait4), // 114 |
| |
| // _____(__NR_swapoff, sys_swapoff), // 115 |
| LINXY(__NR_sysinfo, sys_sysinfo), // 116 |
| PLAXY(__NR_ipc, sys_ipc), // 117 |
| GENX_(__NR_fsync, sys_fsync), // 118 |
| // _____(__NR_sigreturn, sys_sigreturn), // 119 |
| |
| PLAX_(__NR_clone, sys_clone), // 120 |
| // _____(__NR_setdomainname, sys_setdomainname), // 121 |
| GENXY(__NR_uname, sys_newuname), // 122 |
| // _____(__NR_modify_ldt, sys_modify_ldt), // 123 |
| // _____(__NR_adjtimex, sys_adjtimex), // 124 |
| |
| GENXY(__NR_mprotect, sys_mprotect), // 125 |
| // _____(__NR_sigprocmask, sys_sigprocmask), // 126 |
| GENX_(__NR_create_module, sys_ni_syscall), // 127 |
| // _____(__NR_init_module, sys_init_module), // 128 |
| // _____(__NR_delete_module, sys_delete_module), // 129 |
| |
| // _____(__NR_get_kernel_syms, sys_get_kernel_syms), // 130 |
| // _____(__NR_quotactl, sys_quotactl), // 131 |
| GENX_(__NR_getpgid, sys_getpgid), // 132 |
| GENX_(__NR_fchdir, sys_fchdir), // 133 |
| // _____(__NR_bdflush, sys_bdflush), // 134 |
| |
| // _____(__NR_sysfs, sys_sysfs), // 135 |
| LINX_(__NR_personality, sys_personality), // 136 |
| // _____(__NR_afs_syscall, sys_afs_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 |
| // _____(__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 |
| // _____(__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 |
| // _____(__NR_sched_rr_get_interval, sys_sched_rr_get_interval), // 161 |
| GENXY(__NR_nanosleep, sys_nanosleep), // 162 |
| GENX_(__NR_mremap, sys_mremap), // 163 |
| // _____(__NR_setresuid, sys_setresuid), // 164 |
| |
| LINXY(__NR_getresuid, sys_getresuid), // 165 |
| // _____(__NR_query_module, sys_query_module), // 166 |
| GENXY(__NR_poll, sys_poll), // 167 |
| // _____(__NR_nfsservctl, sys_nfsservctl), // 168 |
| // _____(__NR_setresgid, sys_setresgid), // 169 |
| |
| LINXY(__NR_getresgid, sys_getresgid), // 170 |
| // _____(__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 |
| |
| // _____(__NR_rt_sigpending, sys_rt_sigpending), // 175 |
| LINXY(__NR_rt_sigtimedwait, sys_rt_sigtimedwait), // 176 |
| // _____(__NR_rt_sigqueueinfo, sys_rt_sigqueueinfo), // 177 |
| // _____(__NR_rt_sigsuspend, sys_rt_sigsuspend), // 178 |
| // _____(__NR_pread64, sys_pread64), // 179 |
| |
| // _____(__NR_pwrite64, sys_pwrite64), // 180 |
| GENX_(__NR_chown, sys_chown), // 181 |
| GENXY(__NR_getcwd, sys_getcwd), // 182 |
| // _____(__NR_capget, sys_capget), // 183 |
| // _____(__NR_capset, sys_capset), // 184 |
| |
| GENXY(__NR_sigaltstack, sys_sigaltstack), // 185 |
| LINXY(__NR_sendfile, sys_sendfile), // 186 |
| // _____(__NR_getpmsg, sys_getpmsg), // 187 |
| // _____(__NR_putpmsg, sys_putpmsg), // 188 |
| GENX_(__NR_vfork, sys_fork), // 189 treat as fork |
| |
| GENXY(__NR_ugetrlimit, sys_getrlimit), // 190 |
| // _____(__NR_readahead, sys_readahead), // 191 |
| // /* #define __NR_mmap2 192 32bit only */ |
| // /* #define __NR_truncate64 193 32bit only */ |
| // /* #define __NR_ftruncate64 194 32bit only */ |
| |
| // /* #define __NR_stat64 195 32bit only */ |
| // /* #define __NR_lstat64 196 32bit only */ |
| // /* #define __NR_fstat64 197 32bit only */ |
| // _____(__NR_pciconfig_read, sys_pciconfig_read), // 198 |
| // _____(__NR_pciconfig_write, sys_pciconfig_write), // 199 |
| |
| // _____(__NR_pciconfig_iobase, sys_pciconfig_iobase), // 200 |
| // _____(__NR_multiplexer, sys_multiplexer), // 201 |
| // _____(__NR_getdents64, sys_getdents64), // 202 |
| // _____(__NR_pivot_root, sys_pivot_root), // 203 |
| GENXY(__NR_fcntl64, sys_fcntl64), // 204 !!!!?? 32bit only */ |
| |
| GENX_(__NR_madvise, sys_madvise), // 205 |
| // _____(__NR_mincore, sys_mincore), // 206 |
| LINX_(__NR_gettid, sys_gettid), // 207 |
| // _____(__NR_tkill, sys_tkill), // 208 |
| // _____(__NR_setxattr, sys_setxattr), // 209 |
| |
| // _____(__NR_lsetxattr, sys_lsetxattr), // 210 |
| // _____(__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, sys_tuxcall), // 225 |
| // /* #define __NR_sendfile64 226 32bit only */ |
| 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 |
| // _____(__NR_fadvise64, sys_fadvise64), // 233 |
| LINX_(__NR_exit_group, sys_exit_group), // 234 |
| |
| // _____(__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 |
| |
| 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, sys_swapcontext), // 249 |
| |
| LINXY(__NR_tgkill, sys_tgkill), // 250 |
| // _____(__NR_utimes, sys_utimes), // 251 |
| // _____(__NR_statfs64, sys_statfs64), // 252 |
| // _____(__NR_fstatfs64, sys_fstatfs64), // 253 |
| // /* #define __NR_fadvise64_64 254 32bit only */ |
| |
| // _____(__NR_rtas, sys_rtas), // 255 |
| // /* Number 256 is reserved for sys_debug_setcontext */ |
| // /* Number 257 is reserved for vserver */ |
| // /* 258 currently unused */ |
| // _____(__NR_mbind, sys_mbind), // 259 |
| |
| // _____(__NR_get_mempolicy, sys_get_mempolicy), // 260 |
| // _____(__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 |
| |
| LINX_(__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, sys_kexec_load), // 268 |
| LINX_(__NR_add_key, sys_add_key), // 269 |
| |
| LINX_(__NR_request_key, sys_request_key), // 270 |
| LINXY(__NR_keyctl, sys_keyctl), // 271 |
| // _____(__NR_waitid, sys_waitid), // 272 |
| // _____(__NR_ioprio_set, sys_ioprio_set), // 273 |
| // _____(__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 |
| |
| 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 |
| LINXY(__NR_newfstatat, sys_newfstatat), // 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 |
| // LINX_(__NR_move_pages, sys_ni_syscall), // 301 |
| // LINX_(__NR_getcpu, sys_ni_syscall), // 302 |
| LINXY(__NR_epoll_pwait, sys_epoll_pwait), // 303 |
| LINX_(__NR_utimensat, sys_utimensat), // 304 |
| LINXY(__NR_signalfd, sys_signalfd), // 305 |
| // LINXY(__NR_timerfd, sys_timerfd), // 306 |
| LINX_(__NR_eventfd, sys_eventfd), // 307 |
| // LINX_(__NR_sync_file_range2, sys_ni_syscall), // 308 |
| // LINX_(__NR_fallocate, sys_ni_syscall), // 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 |
| }; |
| |
| const UInt ML_(syscall_table_size) = |
| sizeof(ML_(syscall_table)) / sizeof(ML_(syscall_table)[0]); |
| |
| /*--------------------------------------------------------------------*/ |
| /*--- end ---*/ |
| /*--------------------------------------------------------------------*/ |