2081 lines
54 KiB
C
2081 lines
54 KiB
C
/* Process record and replay target code for GNU/Linux.
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Copyright (C) 2008-2016 Free Software Foundation, Inc.
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This file is part of GDB.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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#include "defs.h"
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#include "target.h"
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#include "gdbtypes.h"
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#include "regcache.h"
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#include "record.h"
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#include "record-full.h"
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#include "linux-record.h"
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/* These macros are the values of the first argument of system call
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"sys_ptrace". The values of these macros were obtained from Linux
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Kernel source. */
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#define RECORD_PTRACE_PEEKTEXT 1
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#define RECORD_PTRACE_PEEKDATA 2
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#define RECORD_PTRACE_PEEKUSR 3
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/* These macros are the values of the first argument of system call
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"sys_socketcall". The values of these macros were obtained from
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Linux Kernel source. */
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#define RECORD_SYS_SOCKET 1
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#define RECORD_SYS_BIND 2
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#define RECORD_SYS_CONNECT 3
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#define RECORD_SYS_LISTEN 4
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#define RECORD_SYS_ACCEPT 5
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#define RECORD_SYS_GETSOCKNAME 6
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#define RECORD_SYS_GETPEERNAME 7
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#define RECORD_SYS_SOCKETPAIR 8
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#define RECORD_SYS_SEND 9
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#define RECORD_SYS_RECV 10
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#define RECORD_SYS_SENDTO 11
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#define RECORD_SYS_RECVFROM 12
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#define RECORD_SYS_SHUTDOWN 13
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#define RECORD_SYS_SETSOCKOPT 14
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#define RECORD_SYS_GETSOCKOPT 15
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#define RECORD_SYS_SENDMSG 16
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#define RECORD_SYS_RECVMSG 17
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/* These macros are the values of the first argument of system call
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"sys_ipc". The values of these macros were obtained from Linux
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Kernel source. */
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#define RECORD_SEMOP 1
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#define RECORD_SEMGET 2
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#define RECORD_SEMCTL 3
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#define RECORD_SEMTIMEDOP 4
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#define RECORD_MSGSND 11
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#define RECORD_MSGRCV 12
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#define RECORD_MSGGET 13
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#define RECORD_MSGCTL 14
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#define RECORD_SHMAT 21
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#define RECORD_SHMDT 22
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#define RECORD_SHMGET 23
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#define RECORD_SHMCTL 24
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/* These macros are the values of the first argument of system call
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"sys_quotactl". The values of these macros were obtained from Linux
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Kernel source. */
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#define RECORD_Q_GETFMT 0x800004
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#define RECORD_Q_GETINFO 0x800005
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#define RECORD_Q_GETQUOTA 0x800007
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#define RECORD_Q_XGETQSTAT (('5' << 8) + 5)
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#define RECORD_Q_XGETQUOTA (('3' << 8) + 3)
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#define OUTPUT_REG(val, num) phex_nz ((val), \
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TYPE_LENGTH (gdbarch_register_type (get_regcache_arch (regcache), (num))))
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/* Record a memory area of length LEN pointed to by register
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REGNUM. */
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static int
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record_mem_at_reg (struct regcache *regcache, int regnum, int len)
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{
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ULONGEST addr;
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regcache_raw_read_unsigned (regcache, regnum, &addr);
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return record_full_arch_list_add_mem ((CORE_ADDR) addr, len);
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}
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static int
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record_linux_sockaddr (struct regcache *regcache,
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struct linux_record_tdep *tdep, ULONGEST addr,
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ULONGEST len)
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{
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gdb_byte *a;
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int addrlen;
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struct gdbarch *gdbarch = get_regcache_arch (regcache);
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enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
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if (!addr)
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return 0;
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a = (gdb_byte *) alloca (tdep->size_int);
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if (record_full_arch_list_add_mem ((CORE_ADDR) len, tdep->size_int))
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return -1;
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/* Get the addrlen. */
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if (target_read_memory ((CORE_ADDR) len, a, tdep->size_int))
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{
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if (record_debug)
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fprintf_unfiltered (gdb_stdlog,
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"Process record: error reading "
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"memory at addr = 0x%s len = %d.\n",
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phex_nz (len, tdep->size_pointer),
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tdep->size_int);
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return -1;
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}
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addrlen = (int) extract_unsigned_integer (a, tdep->size_int, byte_order);
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if (addrlen <= 0 || addrlen > tdep->size_sockaddr)
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addrlen = tdep->size_sockaddr;
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if (record_full_arch_list_add_mem ((CORE_ADDR) addr, addrlen))
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return -1;
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return 0;
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}
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static int
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record_linux_msghdr (struct regcache *regcache,
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struct linux_record_tdep *tdep, ULONGEST addr)
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{
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gdb_byte *a;
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struct gdbarch *gdbarch = get_regcache_arch (regcache);
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enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
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CORE_ADDR tmpaddr;
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int tmpint;
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if (!addr)
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return 0;
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if (record_full_arch_list_add_mem ((CORE_ADDR) addr, tdep->size_msghdr))
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return -1;
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a = (gdb_byte *) alloca (tdep->size_msghdr);
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if (target_read_memory ((CORE_ADDR) addr, a, tdep->size_msghdr))
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{
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if (record_debug)
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fprintf_unfiltered (gdb_stdlog,
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"Process record: error reading "
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"memory at addr = 0x%s "
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"len = %d.\n",
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phex_nz (addr, tdep->size_pointer),
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tdep->size_msghdr);
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return -1;
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}
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/* msg_name msg_namelen */
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addr = extract_unsigned_integer (a, tdep->size_pointer, byte_order);
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a += tdep->size_pointer;
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if (record_full_arch_list_add_mem
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((CORE_ADDR) addr,
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(int) extract_unsigned_integer (a,
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tdep->size_int,
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byte_order)))
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return -1;
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/* We have read an int, but skip size_pointer bytes to account for alignment
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of the next field on 64-bit targets. */
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a += tdep->size_pointer;
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/* msg_iov msg_iovlen */
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addr = extract_unsigned_integer (a, tdep->size_pointer, byte_order);
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a += tdep->size_pointer;
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if (addr)
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{
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ULONGEST i;
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ULONGEST len = extract_unsigned_integer (a, tdep->size_size_t,
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byte_order);
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gdb_byte *iov = (gdb_byte *) alloca (tdep->size_iovec);
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for (i = 0; i < len; i++)
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{
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if (target_read_memory ((CORE_ADDR) addr, iov, tdep->size_iovec))
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{
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if (record_debug)
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fprintf_unfiltered (gdb_stdlog,
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"Process record: error "
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"reading memory at "
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"addr = 0x%s "
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"len = %d.\n",
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phex_nz (addr,tdep->size_pointer),
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tdep->size_iovec);
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return -1;
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}
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tmpaddr = (CORE_ADDR) extract_unsigned_integer (iov,
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tdep->size_pointer,
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byte_order);
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tmpint = (int) extract_unsigned_integer (iov + tdep->size_pointer,
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tdep->size_size_t,
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byte_order);
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if (record_full_arch_list_add_mem (tmpaddr, tmpint))
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return -1;
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addr += tdep->size_iovec;
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}
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}
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a += tdep->size_size_t;
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/* msg_control msg_controllen */
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addr = extract_unsigned_integer (a, tdep->size_pointer, byte_order);
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a += tdep->size_pointer;
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tmpint = (int) extract_unsigned_integer (a, tdep->size_size_t, byte_order);
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if (record_full_arch_list_add_mem ((CORE_ADDR) addr, tmpint))
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return -1;
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return 0;
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}
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/* When the architecture process record get a Linux syscall
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instruction, it will get a Linux syscall number of this
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architecture and convert it to the Linux syscall number "num" which
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is internal to GDB. Most Linux syscalls across architectures in
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Linux would be similar and mostly differ by sizes of types and
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structures. This sizes are put to "tdep".
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Record the values of the registers and memory that will be changed
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in current system call.
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Return -1 if something wrong. */
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int
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record_linux_system_call (enum gdb_syscall syscall,
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struct regcache *regcache,
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struct linux_record_tdep *tdep)
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{
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struct gdbarch *gdbarch = get_regcache_arch (regcache);
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enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
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ULONGEST tmpulongest;
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CORE_ADDR tmpaddr;
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int tmpint;
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switch (syscall)
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{
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case gdb_sys_restart_syscall:
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break;
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case gdb_sys_exit:
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{
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int q;
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target_terminal_ours ();
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q = yquery (_("The next instruction is syscall exit. "
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"It will make the program exit. "
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"Do you want to stop the program?"));
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target_terminal_inferior ();
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if (q)
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return 1;
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}
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break;
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case gdb_sys_fork:
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break;
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case gdb_sys_read:
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regcache_raw_read_unsigned (regcache, tdep->arg3, &tmpulongest);
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if (record_mem_at_reg (regcache, tdep->arg2, (int) tmpulongest))
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return -1;
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break;
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case gdb_sys_write:
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case gdb_sys_open:
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case gdb_sys_close:
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break;
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case gdb_sys_waitpid:
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regcache_raw_read_unsigned (regcache, tdep->arg2, &tmpulongest);
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if (tmpulongest)
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if (record_full_arch_list_add_mem ((CORE_ADDR) tmpulongest,
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tdep->size_int))
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return -1;
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break;
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case gdb_sys_creat:
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case gdb_sys_link:
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case gdb_sys_unlink:
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case gdb_sys_execve:
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case gdb_sys_chdir:
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break;
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case gdb_sys_time:
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regcache_raw_read_unsigned (regcache, tdep->arg1, &tmpulongest);
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if (tmpulongest)
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if (record_full_arch_list_add_mem ((CORE_ADDR) tmpulongest,
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tdep->size_time_t))
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return -1;
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break;
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case gdb_sys_mknod:
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case gdb_sys_chmod:
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case gdb_sys_lchown16:
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case gdb_sys_ni_syscall17:
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break;
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case gdb_sys_stat:
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case gdb_sys_fstat:
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case gdb_sys_lstat:
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if (record_mem_at_reg (regcache, tdep->arg2,
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tdep->size__old_kernel_stat))
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return -1;
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break;
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case gdb_sys_lseek:
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case gdb_sys_getpid:
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case gdb_sys_mount:
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case gdb_sys_oldumount:
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case gdb_sys_setuid16:
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case gdb_sys_getuid16:
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case gdb_sys_stime:
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break;
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case gdb_sys_ptrace:
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regcache_raw_read_unsigned (regcache, tdep->arg1, &tmpulongest);
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if (tmpulongest == RECORD_PTRACE_PEEKTEXT
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|| tmpulongest == RECORD_PTRACE_PEEKDATA
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|| tmpulongest == RECORD_PTRACE_PEEKUSR)
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{
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if (record_mem_at_reg (regcache, tdep->arg4, 4))
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return -1;
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}
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break;
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case gdb_sys_alarm:
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case gdb_sys_pause:
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case gdb_sys_utime:
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case gdb_sys_ni_syscall31:
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case gdb_sys_ni_syscall32:
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case gdb_sys_access:
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case gdb_sys_nice:
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case gdb_sys_ni_syscall35:
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case gdb_sys_sync:
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case gdb_sys_kill:
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case gdb_sys_rename:
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case gdb_sys_mkdir:
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case gdb_sys_rmdir:
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case gdb_sys_dup:
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break;
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case gdb_sys_pipe:
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if (record_mem_at_reg (regcache, tdep->arg1, tdep->size_int * 2))
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return -1;
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break;
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case gdb_sys_times:
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if (record_mem_at_reg (regcache, tdep->arg1, tdep->size_tms))
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return -1;
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break;
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case gdb_sys_ni_syscall44:
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case gdb_sys_brk:
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case gdb_sys_setgid16:
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case gdb_sys_getgid16:
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case gdb_sys_signal:
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case gdb_sys_geteuid16:
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case gdb_sys_getegid16:
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case gdb_sys_acct:
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case gdb_sys_umount:
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case gdb_sys_ni_syscall53:
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break;
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case gdb_sys_ioctl:
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/* XXX Need to add a lot of support of other ioctl requests. */
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regcache_raw_read_unsigned (regcache, tdep->arg2, &tmpulongest);
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if (tmpulongest == tdep->ioctl_FIOCLEX
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|| tmpulongest == tdep->ioctl_FIONCLEX
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|| tmpulongest == tdep->ioctl_FIONBIO
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|| tmpulongest == tdep->ioctl_FIOASYNC
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|| tmpulongest == tdep->ioctl_TCSETS
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|| tmpulongest == tdep->ioctl_TCSETSW
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|| tmpulongest == tdep->ioctl_TCSETSF
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|| tmpulongest == tdep->ioctl_TCSETA
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|| tmpulongest == tdep->ioctl_TCSETAW
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|| tmpulongest == tdep->ioctl_TCSETAF
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|| tmpulongest == tdep->ioctl_TCSBRK
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|| tmpulongest == tdep->ioctl_TCXONC
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|| tmpulongest == tdep->ioctl_TCFLSH
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|| tmpulongest == tdep->ioctl_TIOCEXCL
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|| tmpulongest == tdep->ioctl_TIOCNXCL
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|| tmpulongest == tdep->ioctl_TIOCSCTTY
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|| tmpulongest == tdep->ioctl_TIOCSPGRP
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|| tmpulongest == tdep->ioctl_TIOCSTI
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|| tmpulongest == tdep->ioctl_TIOCSWINSZ
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|| tmpulongest == tdep->ioctl_TIOCMBIS
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|| tmpulongest == tdep->ioctl_TIOCMBIC
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|| tmpulongest == tdep->ioctl_TIOCMSET
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|| tmpulongest == tdep->ioctl_TIOCSSOFTCAR
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|| tmpulongest == tdep->ioctl_TIOCCONS
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|| tmpulongest == tdep->ioctl_TIOCSSERIAL
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|| tmpulongest == tdep->ioctl_TIOCPKT
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|| tmpulongest == tdep->ioctl_TIOCNOTTY
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|| tmpulongest == tdep->ioctl_TIOCSETD
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|| tmpulongest == tdep->ioctl_TCSBRKP
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|| tmpulongest == tdep->ioctl_TIOCTTYGSTRUCT
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|| tmpulongest == tdep->ioctl_TIOCSBRK
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|| tmpulongest == tdep->ioctl_TIOCCBRK
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|| tmpulongest == tdep->ioctl_TCSETS2
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|| tmpulongest == tdep->ioctl_TCSETSW2
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|| tmpulongest == tdep->ioctl_TCSETSF2
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|| tmpulongest == tdep->ioctl_TIOCSPTLCK
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|| tmpulongest == tdep->ioctl_TIOCSERCONFIG
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|| tmpulongest == tdep->ioctl_TIOCSERGWILD
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|| tmpulongest == tdep->ioctl_TIOCSERSWILD
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|| tmpulongest == tdep->ioctl_TIOCSLCKTRMIOS
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|| tmpulongest == tdep->ioctl_TIOCSERGETMULTI
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|| tmpulongest == tdep->ioctl_TIOCSERSETMULTI
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|| tmpulongest == tdep->ioctl_TIOCMIWAIT
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|| tmpulongest == tdep->ioctl_TIOCSHAYESESP)
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{
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/* Nothing to do. */
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}
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else if (tmpulongest == tdep->ioctl_TCGETS
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|| tmpulongest == tdep->ioctl_TCGETA
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|| tmpulongest == tdep->ioctl_TIOCGLCKTRMIOS)
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{
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if (record_mem_at_reg (regcache, tdep->arg3,
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tdep->size_termios))
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return -1;
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}
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else if (tmpulongest == tdep->ioctl_TIOCGPGRP
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|| tmpulongest == tdep->ioctl_TIOCGSID)
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{
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if (record_mem_at_reg (regcache, tdep->arg3, tdep->size_pid_t))
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return -1;
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}
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else if (tmpulongest == tdep->ioctl_TIOCOUTQ
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|| tmpulongest == tdep->ioctl_TIOCMGET
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|| tmpulongest == tdep->ioctl_TIOCGSOFTCAR
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|| tmpulongest == tdep->ioctl_FIONREAD
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|| tmpulongest == tdep->ioctl_TIOCINQ
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|| tmpulongest == tdep->ioctl_TIOCGETD
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|| tmpulongest == tdep->ioctl_TIOCGPTN
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|| tmpulongest == tdep->ioctl_TIOCSERGETLSR)
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{
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if (record_mem_at_reg (regcache, tdep->arg3, tdep->size_int))
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return -1;
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}
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else if (tmpulongest == tdep->ioctl_TIOCGWINSZ)
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{
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if (record_mem_at_reg (regcache, tdep->arg3,
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tdep->size_winsize))
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return -1;
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}
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else if (tmpulongest == tdep->ioctl_TIOCLINUX)
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{
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/* This syscall affects a char-size memory. */
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if (record_mem_at_reg (regcache, tdep->arg3, 1))
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return -1;
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}
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else if (tmpulongest == tdep->ioctl_TIOCGSERIAL)
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{
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if (record_mem_at_reg (regcache, tdep->arg3,
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tdep->size_serial_struct))
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return -1;
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}
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else if (tmpulongest == tdep->ioctl_TCGETS2)
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{
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if (record_mem_at_reg (regcache, tdep->arg3,
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|
tdep->size_termios2))
|
|
return -1;
|
|
}
|
|
else if (tmpulongest == tdep->ioctl_FIOQSIZE)
|
|
{
|
|
if (record_mem_at_reg (regcache, tdep->arg3, tdep->size_loff_t))
|
|
return -1;
|
|
}
|
|
else if (tmpulongest == tdep->ioctl_TIOCGICOUNT)
|
|
{
|
|
if (record_mem_at_reg (regcache, tdep->arg3,
|
|
tdep->size_serial_icounter_struct))
|
|
return -1;
|
|
}
|
|
else if (tmpulongest == tdep->ioctl_TIOCGHAYESESP)
|
|
{
|
|
if (record_mem_at_reg (regcache, tdep->arg3,
|
|
tdep->size_hayes_esp_config))
|
|
return -1;
|
|
}
|
|
else if (tmpulongest == tdep->ioctl_TIOCSERGSTRUCT)
|
|
{
|
|
printf_unfiltered (_("Process record and replay target doesn't "
|
|
"support ioctl request TIOCSERGSTRUCT\n"));
|
|
return 1;
|
|
}
|
|
else
|
|
{
|
|
printf_unfiltered (_("Process record and replay target doesn't "
|
|
"support ioctl request 0x%s.\n"),
|
|
OUTPUT_REG (tmpulongest, tdep->arg2));
|
|
return 1;
|
|
}
|
|
break;
|
|
|
|
case gdb_sys_fcntl:
|
|
/* XXX */
|
|
regcache_raw_read_unsigned (regcache, tdep->arg2, &tmpulongest);
|
|
sys_fcntl:
|
|
if (tmpulongest == tdep->fcntl_F_GETLK)
|
|
{
|
|
if (record_mem_at_reg (regcache, tdep->arg3, tdep->size_flock))
|
|
return -1;
|
|
}
|
|
break;
|
|
|
|
case gdb_sys_ni_syscall56:
|
|
case gdb_sys_setpgid:
|
|
case gdb_sys_ni_syscall58:
|
|
break;
|
|
|
|
case gdb_sys_olduname:
|
|
if (record_mem_at_reg (regcache, tdep->arg1,
|
|
tdep->size_oldold_utsname))
|
|
return -1;
|
|
break;
|
|
|
|
case gdb_sys_umask:
|
|
case gdb_sys_chroot:
|
|
break;
|
|
|
|
case gdb_sys_ustat:
|
|
if (record_mem_at_reg (regcache, tdep->arg2, tdep->size_ustat))
|
|
return -1;
|
|
break;
|
|
|
|
case gdb_sys_dup2:
|
|
case gdb_sys_getppid:
|
|
case gdb_sys_getpgrp:
|
|
case gdb_sys_setsid:
|
|
break;
|
|
|
|
case gdb_sys_sigaction:
|
|
if (record_mem_at_reg (regcache, tdep->arg3,
|
|
tdep->size_old_sigaction))
|
|
return -1;
|
|
break;
|
|
|
|
case gdb_sys_sgetmask:
|
|
case gdb_sys_ssetmask:
|
|
case gdb_sys_setreuid16:
|
|
case gdb_sys_setregid16:
|
|
case gdb_sys_sigsuspend:
|
|
break;
|
|
|
|
case gdb_sys_sigpending:
|
|
if (record_mem_at_reg (regcache, tdep->arg1,
|
|
tdep->size_old_sigset_t))
|
|
return -1;
|
|
break;
|
|
|
|
case gdb_sys_sethostname:
|
|
case gdb_sys_setrlimit:
|
|
break;
|
|
|
|
case gdb_sys_old_getrlimit:
|
|
if (record_mem_at_reg (regcache, tdep->arg2, tdep->size_rlimit))
|
|
return -1;
|
|
break;
|
|
|
|
case gdb_sys_getrusage:
|
|
if (record_mem_at_reg (regcache, tdep->arg2, tdep->size_rusage))
|
|
return -1;
|
|
break;
|
|
|
|
case gdb_sys_gettimeofday:
|
|
if (record_mem_at_reg (regcache, tdep->arg1, tdep->size_timeval)
|
|
|| record_mem_at_reg (regcache, tdep->arg2, tdep->size_timezone))
|
|
return -1;
|
|
break;
|
|
|
|
case gdb_sys_settimeofday:
|
|
break;
|
|
|
|
case gdb_sys_getgroups16:
|
|
regcache_raw_read_unsigned (regcache, tdep->arg2, &tmpulongest);
|
|
if (tmpulongest)
|
|
{
|
|
ULONGEST gidsetsize;
|
|
|
|
regcache_raw_read_unsigned (regcache, tdep->arg1,
|
|
&gidsetsize);
|
|
tmpint = tdep->size_old_gid_t * (int) gidsetsize;
|
|
if (record_full_arch_list_add_mem ((CORE_ADDR) tmpulongest, tmpint))
|
|
return -1;
|
|
}
|
|
break;
|
|
|
|
case gdb_sys_setgroups16:
|
|
break;
|
|
|
|
case gdb_old_select:
|
|
{
|
|
unsigned long sz_sel_arg = tdep->size_long + tdep->size_pointer * 4;
|
|
gdb_byte *a = (gdb_byte *) alloca (sz_sel_arg);
|
|
CORE_ADDR inp, outp, exp, tvp;
|
|
|
|
regcache_raw_read_unsigned (regcache, tdep->arg1,
|
|
&tmpulongest);
|
|
if (tmpulongest)
|
|
{
|
|
if (target_read_memory (tmpulongest, a, sz_sel_arg))
|
|
{
|
|
if (record_debug)
|
|
fprintf_unfiltered (gdb_stdlog,
|
|
"Process record: error reading memory "
|
|
"at addr = 0x%s len = %lu.\n",
|
|
OUTPUT_REG (tmpulongest, tdep->arg1),
|
|
sz_sel_arg);
|
|
return -1;
|
|
}
|
|
/* Skip n. */
|
|
a += tdep->size_long;
|
|
inp = extract_unsigned_integer (a, tdep->size_pointer, byte_order);
|
|
a += tdep->size_pointer;
|
|
outp = extract_unsigned_integer (a, tdep->size_pointer, byte_order);
|
|
a += tdep->size_pointer;
|
|
exp = extract_unsigned_integer (a, tdep->size_pointer, byte_order);
|
|
a += tdep->size_pointer;
|
|
tvp = extract_unsigned_integer (a, tdep->size_pointer, byte_order);
|
|
if (inp)
|
|
if (record_full_arch_list_add_mem (inp, tdep->size_fd_set))
|
|
return -1;
|
|
if (outp)
|
|
if (record_full_arch_list_add_mem (outp, tdep->size_fd_set))
|
|
return -1;
|
|
if (exp)
|
|
if (record_full_arch_list_add_mem (exp, tdep->size_fd_set))
|
|
return -1;
|
|
if (tvp)
|
|
if (record_full_arch_list_add_mem (tvp, tdep->size_timeval))
|
|
return -1;
|
|
}
|
|
}
|
|
break;
|
|
|
|
case gdb_sys_symlink:
|
|
break;
|
|
|
|
case gdb_sys_readlink:
|
|
regcache_raw_read_unsigned (regcache, tdep->arg3, &tmpulongest);
|
|
if (record_mem_at_reg (regcache, tdep->arg2, (int) tmpulongest))
|
|
return -1;
|
|
break;
|
|
|
|
case gdb_sys_uselib:
|
|
case gdb_sys_swapon:
|
|
break;
|
|
|
|
case gdb_sys_reboot:
|
|
{
|
|
int q;
|
|
|
|
target_terminal_ours ();
|
|
q = yquery (_("The next instruction is syscall reboot. "
|
|
"It will restart the computer. "
|
|
"Do you want to stop the program?"));
|
|
target_terminal_inferior ();
|
|
if (q)
|
|
return 1;
|
|
}
|
|
break;
|
|
|
|
case gdb_old_readdir:
|
|
if (record_mem_at_reg (regcache, tdep->arg2, tdep->size_old_dirent))
|
|
return -1;
|
|
break;
|
|
|
|
case gdb_old_mmap:
|
|
break;
|
|
|
|
case gdb_sys_munmap:
|
|
{
|
|
ULONGEST len;
|
|
|
|
regcache_raw_read_unsigned (regcache, tdep->arg1,
|
|
&tmpulongest);
|
|
regcache_raw_read_unsigned (regcache, tdep->arg2, &len);
|
|
if (record_full_memory_query)
|
|
{
|
|
int q;
|
|
|
|
target_terminal_ours ();
|
|
q = yquery (_("\
|
|
The next instruction is syscall munmap.\n\
|
|
It will free the memory addr = 0x%s len = %u.\n\
|
|
It will make record target cannot record some memory change.\n\
|
|
Do you want to stop the program?"),
|
|
OUTPUT_REG (tmpulongest, tdep->arg1), (int) len);
|
|
target_terminal_inferior ();
|
|
if (q)
|
|
return 1;
|
|
}
|
|
}
|
|
break;
|
|
|
|
case gdb_sys_truncate:
|
|
case gdb_sys_ftruncate:
|
|
case gdb_sys_fchmod:
|
|
case gdb_sys_fchown16:
|
|
case gdb_sys_getpriority:
|
|
case gdb_sys_setpriority:
|
|
case gdb_sys_ni_syscall98:
|
|
break;
|
|
|
|
case gdb_sys_statfs:
|
|
case gdb_sys_fstatfs:
|
|
if (record_mem_at_reg (regcache, tdep->arg2, tdep->size_statfs))
|
|
return -1;
|
|
break;
|
|
|
|
case gdb_sys_ioperm:
|
|
break;
|
|
|
|
case gdb_sys_socket:
|
|
case gdb_sys_sendto:
|
|
case gdb_sys_sendmsg:
|
|
case gdb_sys_shutdown:
|
|
case gdb_sys_bind:
|
|
case gdb_sys_connect:
|
|
case gdb_sys_listen:
|
|
case gdb_sys_setsockopt:
|
|
break;
|
|
|
|
case gdb_sys_accept:
|
|
case gdb_sys_getsockname:
|
|
case gdb_sys_getpeername:
|
|
{
|
|
ULONGEST len;
|
|
|
|
regcache_raw_read_unsigned (regcache, tdep->arg2, &tmpulongest);
|
|
regcache_raw_read_unsigned (regcache, tdep->arg3, &len);
|
|
if (record_linux_sockaddr (regcache, tdep, tmpulongest, len))
|
|
return -1;
|
|
}
|
|
break;
|
|
|
|
case gdb_sys_recvfrom:
|
|
{
|
|
ULONGEST len;
|
|
|
|
regcache_raw_read_unsigned (regcache, tdep->arg4, &tmpulongest);
|
|
regcache_raw_read_unsigned (regcache, tdep->arg5, &len);
|
|
if (record_linux_sockaddr (regcache, tdep, tmpulongest, len))
|
|
return -1;
|
|
}
|
|
break;
|
|
|
|
case gdb_sys_recv:
|
|
regcache_raw_read_unsigned (regcache, tdep->arg3, &tmpulongest);
|
|
if (record_mem_at_reg (regcache, tdep->arg2, (int) tmpulongest))
|
|
return -1;
|
|
break;
|
|
|
|
case gdb_sys_recvmsg:
|
|
regcache_raw_read_unsigned (regcache, tdep->arg2, &tmpulongest);
|
|
if (record_linux_msghdr (regcache, tdep, tmpulongest))
|
|
return -1;
|
|
break;
|
|
|
|
case gdb_sys_socketpair:
|
|
if (record_mem_at_reg (regcache, tdep->arg4, tdep->size_int))
|
|
return -1;
|
|
break;
|
|
|
|
case gdb_sys_getsockopt:
|
|
regcache_raw_read_unsigned (regcache, tdep->arg5, &tmpulongest);
|
|
if (tmpulongest)
|
|
{
|
|
ULONGEST optvalp;
|
|
gdb_byte *optlenp = (gdb_byte *) alloca (tdep->size_int);
|
|
|
|
if (target_read_memory ((CORE_ADDR) tmpulongest, optlenp,
|
|
tdep->size_int))
|
|
{
|
|
if (record_debug)
|
|
fprintf_unfiltered (gdb_stdlog,
|
|
"Process record: error reading "
|
|
"memory at addr = 0x%s "
|
|
"len = %d.\n",
|
|
OUTPUT_REG (tmpulongest, tdep->arg5),
|
|
tdep->size_int);
|
|
return -1;
|
|
}
|
|
regcache_raw_read_unsigned (regcache, tdep->arg4, &optvalp);
|
|
tmpint = (int) extract_signed_integer (optlenp, tdep->size_int,
|
|
byte_order);
|
|
if (record_full_arch_list_add_mem ((CORE_ADDR) optvalp, tmpint))
|
|
return -1;
|
|
if (record_full_arch_list_add_mem ((CORE_ADDR) tmpulongest,
|
|
tdep->size_int))
|
|
return -1;
|
|
}
|
|
break;
|
|
|
|
case gdb_sys_socketcall:
|
|
regcache_raw_read_unsigned (regcache, tdep->arg1, &tmpulongest);
|
|
switch (tmpulongest)
|
|
{
|
|
case RECORD_SYS_SOCKET:
|
|
case RECORD_SYS_BIND:
|
|
case RECORD_SYS_CONNECT:
|
|
case RECORD_SYS_LISTEN:
|
|
break;
|
|
case RECORD_SYS_ACCEPT:
|
|
case RECORD_SYS_GETSOCKNAME:
|
|
case RECORD_SYS_GETPEERNAME:
|
|
{
|
|
regcache_raw_read_unsigned (regcache, tdep->arg2,
|
|
&tmpulongest);
|
|
if (tmpulongest)
|
|
{
|
|
gdb_byte *a = (gdb_byte *) alloca (tdep->size_ulong * 2);
|
|
ULONGEST len;
|
|
|
|
tmpulongest += tdep->size_ulong;
|
|
if (target_read_memory ((CORE_ADDR) tmpulongest, a,
|
|
tdep->size_ulong * 2))
|
|
{
|
|
if (record_debug)
|
|
fprintf_unfiltered (gdb_stdlog,
|
|
"Process record: error reading "
|
|
"memory at addr = 0x%s len = %d.\n",
|
|
OUTPUT_REG (tmpulongest, tdep->arg2),
|
|
tdep->size_ulong * 2);
|
|
return -1;
|
|
}
|
|
tmpulongest = extract_unsigned_integer (a,
|
|
tdep->size_ulong,
|
|
byte_order);
|
|
len = extract_unsigned_integer (a + tdep->size_ulong,
|
|
tdep->size_ulong, byte_order);
|
|
if (record_linux_sockaddr (regcache, tdep, tmpulongest, len))
|
|
return -1;
|
|
}
|
|
}
|
|
break;
|
|
|
|
case RECORD_SYS_SOCKETPAIR:
|
|
{
|
|
gdb_byte *a = (gdb_byte *) alloca (tdep->size_ulong);
|
|
|
|
regcache_raw_read_unsigned (regcache, tdep->arg2,
|
|
&tmpulongest);
|
|
if (tmpulongest)
|
|
{
|
|
tmpulongest += tdep->size_ulong * 3;
|
|
if (target_read_memory ((CORE_ADDR) tmpulongest, a,
|
|
tdep->size_ulong))
|
|
{
|
|
if (record_debug)
|
|
fprintf_unfiltered (gdb_stdlog,
|
|
"Process record: error reading "
|
|
"memory at addr = 0x%s len = %d.\n",
|
|
OUTPUT_REG (tmpulongest, tdep->arg2),
|
|
tdep->size_ulong);
|
|
return -1;
|
|
}
|
|
tmpaddr
|
|
= (CORE_ADDR) extract_unsigned_integer (a, tdep->size_ulong,
|
|
byte_order);
|
|
if (record_full_arch_list_add_mem (tmpaddr, tdep->size_int))
|
|
return -1;
|
|
}
|
|
}
|
|
break;
|
|
case RECORD_SYS_SEND:
|
|
case RECORD_SYS_SENDTO:
|
|
break;
|
|
case RECORD_SYS_RECVFROM:
|
|
regcache_raw_read_unsigned (regcache, tdep->arg2,
|
|
&tmpulongest);
|
|
if (tmpulongest)
|
|
{
|
|
gdb_byte *a = (gdb_byte *) alloca (tdep->size_ulong * 2);
|
|
ULONGEST len;
|
|
|
|
tmpulongest += tdep->size_ulong * 4;
|
|
if (target_read_memory ((CORE_ADDR) tmpulongest, a,
|
|
tdep->size_ulong * 2))
|
|
{
|
|
if (record_debug)
|
|
fprintf_unfiltered (gdb_stdlog,
|
|
"Process record: error reading "
|
|
"memory at addr = 0x%s len = %d.\n",
|
|
OUTPUT_REG (tmpulongest, tdep->arg2),
|
|
tdep->size_ulong * 2);
|
|
return -1;
|
|
}
|
|
tmpulongest = extract_unsigned_integer (a, tdep->size_ulong,
|
|
byte_order);
|
|
len = extract_unsigned_integer (a + tdep->size_ulong,
|
|
tdep->size_ulong, byte_order);
|
|
if (record_linux_sockaddr (regcache, tdep, tmpulongest, len))
|
|
return -1;
|
|
}
|
|
case RECORD_SYS_RECV:
|
|
regcache_raw_read_unsigned (regcache, tdep->arg2,
|
|
&tmpulongest);
|
|
if (tmpulongest)
|
|
{
|
|
gdb_byte *a = (gdb_byte *) alloca (tdep->size_ulong * 2);
|
|
|
|
tmpulongest += tdep->size_ulong;
|
|
if (target_read_memory ((CORE_ADDR) tmpulongest, a,
|
|
tdep->size_ulong))
|
|
{
|
|
if (record_debug)
|
|
fprintf_unfiltered (gdb_stdlog,
|
|
"Process record: error reading "
|
|
"memory at addr = 0x%s len = %d.\n",
|
|
OUTPUT_REG (tmpulongest, tdep->arg2),
|
|
tdep->size_ulong);
|
|
return -1;
|
|
}
|
|
tmpulongest = extract_unsigned_integer (a, tdep->size_ulong,
|
|
byte_order);
|
|
if (tmpulongest)
|
|
{
|
|
a += tdep->size_ulong;
|
|
tmpint = (int) extract_unsigned_integer (a, tdep->size_ulong,
|
|
byte_order);
|
|
if (record_full_arch_list_add_mem ((CORE_ADDR) tmpulongest,
|
|
tmpint))
|
|
return -1;
|
|
}
|
|
}
|
|
break;
|
|
case RECORD_SYS_SHUTDOWN:
|
|
case RECORD_SYS_SETSOCKOPT:
|
|
break;
|
|
case RECORD_SYS_GETSOCKOPT:
|
|
{
|
|
gdb_byte *a = (gdb_byte *) alloca (tdep->size_ulong * 2);
|
|
gdb_byte *av = (gdb_byte *) alloca (tdep->size_int);
|
|
|
|
regcache_raw_read_unsigned (regcache, tdep->arg2,
|
|
&tmpulongest);
|
|
if (tmpulongest)
|
|
{
|
|
tmpulongest += tdep->size_ulong * 3;
|
|
if (target_read_memory ((CORE_ADDR) tmpulongest, a,
|
|
tdep->size_ulong * 2))
|
|
{
|
|
if (record_debug)
|
|
fprintf_unfiltered (gdb_stdlog,
|
|
"Process record: error reading "
|
|
"memory at addr = 0x%s len = %d.\n",
|
|
OUTPUT_REG (tmpulongest, tdep->arg2),
|
|
tdep->size_ulong * 2);
|
|
return -1;
|
|
}
|
|
tmpulongest = extract_unsigned_integer (a + tdep->size_ulong,
|
|
tdep->size_ulong,
|
|
byte_order);
|
|
if (tmpulongest)
|
|
{
|
|
if (target_read_memory ((CORE_ADDR) tmpulongest, av,
|
|
tdep->size_int))
|
|
{
|
|
if (record_debug)
|
|
fprintf_unfiltered (gdb_stdlog,
|
|
"Process record: error reading "
|
|
"memory at addr = 0x%s "
|
|
"len = %d.\n",
|
|
phex_nz (tmpulongest,
|
|
tdep->size_ulong),
|
|
tdep->size_int);
|
|
return -1;
|
|
}
|
|
tmpaddr
|
|
= (CORE_ADDR) extract_unsigned_integer (a,
|
|
tdep->size_ulong,
|
|
byte_order);
|
|
tmpint = (int) extract_unsigned_integer (av,
|
|
tdep->size_int,
|
|
byte_order);
|
|
if (record_full_arch_list_add_mem (tmpaddr, tmpint))
|
|
return -1;
|
|
a += tdep->size_ulong;
|
|
tmpaddr
|
|
= (CORE_ADDR) extract_unsigned_integer (a,
|
|
tdep->size_ulong,
|
|
byte_order);
|
|
if (record_full_arch_list_add_mem (tmpaddr,
|
|
tdep->size_int))
|
|
return -1;
|
|
}
|
|
}
|
|
}
|
|
break;
|
|
case RECORD_SYS_SENDMSG:
|
|
break;
|
|
case RECORD_SYS_RECVMSG:
|
|
{
|
|
gdb_byte *a = (gdb_byte *) alloca (tdep->size_ulong);
|
|
|
|
regcache_raw_read_unsigned (regcache, tdep->arg2,
|
|
&tmpulongest);
|
|
if (tmpulongest)
|
|
{
|
|
tmpulongest += tdep->size_ulong;
|
|
if (target_read_memory ((CORE_ADDR) tmpulongest, a,
|
|
tdep->size_ulong))
|
|
{
|
|
if (record_debug)
|
|
fprintf_unfiltered (gdb_stdlog,
|
|
"Process record: error reading "
|
|
"memory at addr = 0x%s len = %d.\n",
|
|
OUTPUT_REG (tmpulongest, tdep->arg2),
|
|
tdep->size_ulong);
|
|
return -1;
|
|
}
|
|
tmpulongest = extract_unsigned_integer (a, tdep->size_ulong,
|
|
byte_order);
|
|
if (record_linux_msghdr (regcache, tdep, tmpulongest))
|
|
return -1;
|
|
}
|
|
}
|
|
break;
|
|
default:
|
|
printf_unfiltered (_("Process record and replay target "
|
|
"doesn't support socketcall call 0x%s\n"),
|
|
OUTPUT_REG (tmpulongest, tdep->arg1));
|
|
return -1;
|
|
break;
|
|
}
|
|
break;
|
|
|
|
case gdb_sys_syslog:
|
|
break;
|
|
|
|
case gdb_sys_setitimer:
|
|
if (record_mem_at_reg (regcache, tdep->arg3, tdep->size_itimerval))
|
|
return -1;
|
|
break;
|
|
|
|
case gdb_sys_getitimer:
|
|
if (record_mem_at_reg (regcache, tdep->arg2, tdep->size_itimerval))
|
|
return -1;
|
|
break;
|
|
|
|
case gdb_sys_newstat:
|
|
case gdb_sys_newlstat:
|
|
case gdb_sys_newfstat:
|
|
if (record_mem_at_reg (regcache, tdep->arg2, tdep->size_stat))
|
|
return -1;
|
|
break;
|
|
|
|
case gdb_sys_newfstatat:
|
|
regcache_raw_read_unsigned (regcache, tdep->arg3, &tmpulongest);
|
|
if (record_full_arch_list_add_mem ((CORE_ADDR) tmpulongest,
|
|
tdep->size_stat))
|
|
return -1;
|
|
break;
|
|
|
|
case gdb_sys_uname:
|
|
if (record_mem_at_reg (regcache, tdep->arg1,
|
|
tdep->size_old_utsname))
|
|
return -1;
|
|
break;
|
|
|
|
case gdb_sys_iopl:
|
|
case gdb_sys_vhangup:
|
|
case gdb_sys_ni_syscall112:
|
|
case gdb_sys_vm86old:
|
|
break;
|
|
|
|
case gdb_sys_wait4:
|
|
if (record_mem_at_reg (regcache, tdep->arg2, tdep->size_int)
|
|
|| record_mem_at_reg (regcache, tdep->arg4, tdep->size_rusage))
|
|
return -1;
|
|
break;
|
|
|
|
case gdb_sys_swapoff:
|
|
break;
|
|
|
|
case gdb_sys_sysinfo:
|
|
if (record_mem_at_reg (regcache, tdep->arg1, tdep->size_sysinfo))
|
|
return -1;
|
|
break;
|
|
|
|
case gdb_sys_shmget:
|
|
case gdb_sys_semget:
|
|
case gdb_sys_semop:
|
|
case gdb_sys_msgget:
|
|
/* XXX maybe need do some record works with sys_shmdt. */
|
|
case gdb_sys_shmdt:
|
|
case gdb_sys_msgsnd:
|
|
case gdb_sys_semtimedop:
|
|
break;
|
|
|
|
case gdb_sys_shmat:
|
|
if (record_mem_at_reg (regcache, tdep->arg3, tdep->size_ulong))
|
|
return -1;
|
|
break;
|
|
|
|
case gdb_sys_shmctl:
|
|
if (record_mem_at_reg (regcache, tdep->arg3, tdep->size_shmid_ds))
|
|
return -1;
|
|
break;
|
|
|
|
/* XXX sys_semctl 525 still not supported. */
|
|
/* sys_semctl */
|
|
|
|
case gdb_sys_msgrcv:
|
|
{
|
|
LONGEST l;
|
|
|
|
regcache_raw_read_signed (regcache, tdep->arg3, &l);
|
|
tmpint = l + tdep->size_long;
|
|
if (record_mem_at_reg (regcache, tdep->arg2, tmpint))
|
|
return -1;
|
|
}
|
|
break;
|
|
|
|
case gdb_sys_msgctl:
|
|
if (record_mem_at_reg (regcache, tdep->arg3, tdep->size_msqid_ds))
|
|
return -1;
|
|
break;
|
|
|
|
case gdb_sys_ipc:
|
|
regcache_raw_read_unsigned (regcache, tdep->arg1, &tmpulongest);
|
|
tmpulongest &= 0xffff;
|
|
switch (tmpulongest)
|
|
{
|
|
case RECORD_SEMOP:
|
|
case RECORD_SEMGET:
|
|
case RECORD_SEMTIMEDOP:
|
|
case RECORD_MSGSND:
|
|
case RECORD_MSGGET:
|
|
/* XXX maybe need do some record works with RECORD_SHMDT. */
|
|
case RECORD_SHMDT:
|
|
case RECORD_SHMGET:
|
|
break;
|
|
case RECORD_MSGRCV:
|
|
{
|
|
LONGEST second;
|
|
|
|
regcache_raw_read_signed (regcache, tdep->arg3, &second);
|
|
tmpint = (int) second + tdep->size_long;
|
|
if (record_mem_at_reg (regcache, tdep->arg5, tmpint))
|
|
return -1;
|
|
}
|
|
break;
|
|
case RECORD_MSGCTL:
|
|
if (record_mem_at_reg (regcache, tdep->arg5,
|
|
tdep->size_msqid_ds))
|
|
return -1;
|
|
break;
|
|
case RECORD_SHMAT:
|
|
if (record_mem_at_reg (regcache, tdep->arg4, tdep->size_ulong))
|
|
return -1;
|
|
break;
|
|
case RECORD_SHMCTL:
|
|
if (record_mem_at_reg (regcache, tdep->arg5,
|
|
tdep->size_shmid_ds))
|
|
return -1;
|
|
break;
|
|
default:
|
|
/* XXX RECORD_SEMCTL still not supported. */
|
|
printf_unfiltered (_("Process record and replay target doesn't "
|
|
"support ipc number %s\n"),
|
|
pulongest (tmpulongest));
|
|
break;
|
|
}
|
|
break;
|
|
|
|
case gdb_sys_fsync:
|
|
case gdb_sys_sigreturn:
|
|
case gdb_sys_clone:
|
|
case gdb_sys_setdomainname:
|
|
break;
|
|
|
|
case gdb_sys_newuname:
|
|
if (record_mem_at_reg (regcache, tdep->arg1,
|
|
tdep->size_new_utsname))
|
|
return -1;
|
|
break;
|
|
|
|
case gdb_sys_modify_ldt:
|
|
regcache_raw_read_unsigned (regcache, tdep->arg1, &tmpulongest);
|
|
if (tmpulongest == 0 || tmpulongest == 2)
|
|
{
|
|
ULONGEST bytecount;
|
|
|
|
regcache_raw_read_unsigned (regcache, tdep->arg3, &bytecount);
|
|
if (record_mem_at_reg (regcache, tdep->arg2, (int) bytecount))
|
|
return -1;
|
|
}
|
|
break;
|
|
|
|
case gdb_sys_adjtimex:
|
|
if (record_mem_at_reg (regcache, tdep->arg1, tdep->size_timex))
|
|
return -1;
|
|
break;
|
|
|
|
case gdb_sys_mprotect:
|
|
break;
|
|
|
|
case gdb_sys_sigprocmask:
|
|
if (record_mem_at_reg (regcache, tdep->arg3,
|
|
tdep->size_old_sigset_t))
|
|
return -1;
|
|
break;
|
|
|
|
case gdb_sys_ni_syscall127:
|
|
case gdb_sys_init_module:
|
|
case gdb_sys_delete_module:
|
|
case gdb_sys_ni_syscall130:
|
|
break;
|
|
|
|
case gdb_sys_quotactl:
|
|
regcache_raw_read_unsigned (regcache, tdep->arg1, &tmpulongest);
|
|
switch (tmpulongest)
|
|
{
|
|
case RECORD_Q_GETFMT:
|
|
/* __u32 */
|
|
if (record_mem_at_reg (regcache, tdep->arg4, 4))
|
|
return -1;
|
|
break;
|
|
case RECORD_Q_GETINFO:
|
|
if (record_mem_at_reg (regcache, tdep->arg4,
|
|
tdep->size_mem_dqinfo))
|
|
return -1;
|
|
break;
|
|
case RECORD_Q_GETQUOTA:
|
|
if (record_mem_at_reg (regcache, tdep->arg4,
|
|
tdep->size_if_dqblk))
|
|
return -1;
|
|
break;
|
|
case RECORD_Q_XGETQSTAT:
|
|
case RECORD_Q_XGETQUOTA:
|
|
if (record_mem_at_reg (regcache, tdep->arg4,
|
|
tdep->size_fs_quota_stat))
|
|
return -1;
|
|
break;
|
|
}
|
|
break;
|
|
|
|
case gdb_sys_getpgid:
|
|
case gdb_sys_fchdir:
|
|
case gdb_sys_bdflush:
|
|
break;
|
|
|
|
case gdb_sys_sysfs:
|
|
regcache_raw_read_unsigned (regcache, tdep->arg1, &tmpulongest);
|
|
if (tmpulongest == 2)
|
|
{
|
|
/*XXX the size of memory is not very clear. */
|
|
if (record_mem_at_reg (regcache, tdep->arg3, 10))
|
|
return -1;
|
|
}
|
|
break;
|
|
|
|
case gdb_sys_personality:
|
|
case gdb_sys_ni_syscall137:
|
|
case gdb_sys_setfsuid16:
|
|
case gdb_sys_setfsgid16:
|
|
break;
|
|
|
|
case gdb_sys_llseek:
|
|
if (record_mem_at_reg (regcache, tdep->arg4, tdep->size_loff_t))
|
|
return -1;
|
|
break;
|
|
|
|
case gdb_sys_getdents:
|
|
case gdb_sys_getdents64:
|
|
regcache_raw_read_unsigned (regcache, tdep->arg3, &tmpulongest);
|
|
if (record_mem_at_reg (regcache, tdep->arg2, tmpulongest))
|
|
return -1;
|
|
break;
|
|
|
|
case gdb_sys_select:
|
|
if (record_mem_at_reg (regcache, tdep->arg2, tdep->size_fd_set)
|
|
|| record_mem_at_reg (regcache, tdep->arg3, tdep->size_fd_set)
|
|
|| record_mem_at_reg (regcache, tdep->arg4, tdep->size_fd_set)
|
|
|| record_mem_at_reg (regcache, tdep->arg5, tdep->size_timeval))
|
|
return -1;
|
|
break;
|
|
|
|
case gdb_sys_flock:
|
|
case gdb_sys_msync:
|
|
break;
|
|
|
|
case gdb_sys_readv:
|
|
{
|
|
ULONGEST vec, vlen;
|
|
|
|
regcache_raw_read_unsigned (regcache, tdep->arg2, &vec);
|
|
if (vec)
|
|
{
|
|
gdb_byte *iov = (gdb_byte *) alloca (tdep->size_iovec);
|
|
|
|
regcache_raw_read_unsigned (regcache, tdep->arg3, &vlen);
|
|
for (tmpulongest = 0; tmpulongest < vlen; tmpulongest++)
|
|
{
|
|
if (target_read_memory ((CORE_ADDR) vec, iov,
|
|
tdep->size_iovec))
|
|
{
|
|
if (record_debug)
|
|
fprintf_unfiltered (gdb_stdlog,
|
|
"Process record: error reading "
|
|
"memory at addr = 0x%s len = %d.\n",
|
|
OUTPUT_REG (vec, tdep->arg2),
|
|
tdep->size_iovec);
|
|
return -1;
|
|
}
|
|
tmpaddr
|
|
= (CORE_ADDR) extract_unsigned_integer (iov,
|
|
tdep->size_pointer,
|
|
byte_order);
|
|
tmpint
|
|
= (int) extract_unsigned_integer (iov + tdep->size_pointer,
|
|
tdep->size_size_t,
|
|
byte_order);
|
|
if (record_full_arch_list_add_mem (tmpaddr, tmpint))
|
|
return -1;
|
|
vec += tdep->size_iovec;
|
|
}
|
|
}
|
|
}
|
|
break;
|
|
|
|
case gdb_sys_writev:
|
|
case gdb_sys_getsid:
|
|
case gdb_sys_fdatasync:
|
|
case gdb_sys_sysctl:
|
|
case gdb_sys_mlock:
|
|
case gdb_sys_munlock:
|
|
case gdb_sys_mlockall:
|
|
case gdb_sys_munlockall:
|
|
case gdb_sys_sched_setparam:
|
|
break;
|
|
|
|
case gdb_sys_sched_getparam:
|
|
if (record_mem_at_reg (regcache, tdep->arg2, tdep->size_int))
|
|
return -1;
|
|
break;
|
|
|
|
case gdb_sys_sched_setscheduler:
|
|
case gdb_sys_sched_getscheduler:
|
|
case gdb_sys_sched_yield:
|
|
case gdb_sys_sched_get_priority_max:
|
|
case gdb_sys_sched_get_priority_min:
|
|
break;
|
|
|
|
case gdb_sys_sched_rr_get_interval:
|
|
case gdb_sys_nanosleep:
|
|
if (record_mem_at_reg (regcache, tdep->arg2, tdep->size_timespec))
|
|
return -1;
|
|
break;
|
|
|
|
case gdb_sys_mremap:
|
|
case gdb_sys_setresuid16:
|
|
break;
|
|
|
|
case gdb_sys_getresuid16:
|
|
if (record_mem_at_reg (regcache, tdep->arg1, tdep->size_old_uid_t)
|
|
|| record_mem_at_reg (regcache, tdep->arg2,
|
|
tdep->size_old_uid_t)
|
|
|| record_mem_at_reg (regcache, tdep->arg3,
|
|
tdep->size_old_uid_t))
|
|
return -1;
|
|
break;
|
|
|
|
case gdb_sys_vm86:
|
|
case gdb_sys_ni_syscall167:
|
|
break;
|
|
|
|
case gdb_sys_poll:
|
|
regcache_raw_read_unsigned (regcache, tdep->arg1, &tmpulongest);
|
|
if (tmpulongest)
|
|
{
|
|
ULONGEST nfds;
|
|
|
|
regcache_raw_read_unsigned (regcache, tdep->arg2, &nfds);
|
|
if (record_full_arch_list_add_mem ((CORE_ADDR) tmpulongest,
|
|
tdep->size_pollfd * nfds))
|
|
return -1;
|
|
}
|
|
break;
|
|
|
|
case gdb_sys_nfsservctl:
|
|
regcache_raw_read_unsigned (regcache, tdep->arg1, &tmpulongest);
|
|
if (tmpulongest == 7 || tmpulongest == 8)
|
|
{
|
|
int rsize;
|
|
|
|
if (tmpulongest == 7)
|
|
rsize = tdep->size_NFS_FHSIZE;
|
|
else
|
|
rsize = tdep->size_knfsd_fh;
|
|
if (record_mem_at_reg (regcache, tdep->arg3, rsize))
|
|
return -1;
|
|
}
|
|
break;
|
|
|
|
case gdb_sys_setresgid16:
|
|
break;
|
|
|
|
case gdb_sys_getresgid16:
|
|
if (record_mem_at_reg (regcache, tdep->arg1, tdep->size_old_gid_t)
|
|
|| record_mem_at_reg (regcache, tdep->arg2,
|
|
tdep->size_old_gid_t)
|
|
|| record_mem_at_reg (regcache, tdep->arg3,
|
|
tdep->size_old_gid_t))
|
|
return -1;
|
|
break;
|
|
|
|
case gdb_sys_prctl:
|
|
regcache_raw_read_unsigned (regcache, tdep->arg1, &tmpulongest);
|
|
switch (tmpulongest)
|
|
{
|
|
case 2:
|
|
if (record_mem_at_reg (regcache, tdep->arg2, tdep->size_int))
|
|
return -1;
|
|
break;
|
|
case 16:
|
|
if (record_mem_at_reg (regcache, tdep->arg2,
|
|
tdep->size_TASK_COMM_LEN))
|
|
return -1;
|
|
break;
|
|
}
|
|
break;
|
|
|
|
case gdb_sys_rt_sigreturn:
|
|
break;
|
|
|
|
case gdb_sys_rt_sigaction:
|
|
if (record_mem_at_reg (regcache, tdep->arg3, tdep->size_sigaction))
|
|
return -1;
|
|
break;
|
|
|
|
case gdb_sys_rt_sigprocmask:
|
|
if (record_mem_at_reg (regcache, tdep->arg3, tdep->size_sigset_t))
|
|
return -1;
|
|
break;
|
|
|
|
case gdb_sys_rt_sigpending:
|
|
regcache_raw_read_unsigned (regcache, tdep->arg1, &tmpulongest);
|
|
if (tmpulongest)
|
|
{
|
|
ULONGEST sigsetsize;
|
|
|
|
regcache_raw_read_unsigned (regcache, tdep->arg2,&sigsetsize);
|
|
if (record_full_arch_list_add_mem ((CORE_ADDR) tmpulongest,
|
|
(int) sigsetsize))
|
|
return -1;
|
|
}
|
|
break;
|
|
|
|
case gdb_sys_rt_sigtimedwait:
|
|
if (record_mem_at_reg (regcache, tdep->arg2, tdep->size_siginfo_t))
|
|
return -1;
|
|
break;
|
|
|
|
case gdb_sys_rt_sigqueueinfo:
|
|
case gdb_sys_rt_sigsuspend:
|
|
break;
|
|
|
|
case gdb_sys_pread64:
|
|
regcache_raw_read_unsigned (regcache, tdep->arg2, &tmpulongest);
|
|
if (tmpulongest)
|
|
{
|
|
ULONGEST count;
|
|
|
|
regcache_raw_read_unsigned (regcache, tdep->arg3,&count);
|
|
if (record_full_arch_list_add_mem ((CORE_ADDR) tmpulongest,
|
|
(int) count))
|
|
return -1;
|
|
}
|
|
break;
|
|
|
|
case gdb_sys_pwrite64:
|
|
case gdb_sys_chown16:
|
|
break;
|
|
|
|
case gdb_sys_getcwd:
|
|
regcache_raw_read_unsigned (regcache, tdep->arg1, &tmpulongest);
|
|
if (tmpulongest)
|
|
{
|
|
ULONGEST size;
|
|
|
|
regcache_raw_read_unsigned (regcache, tdep->arg2, &size);
|
|
if (record_full_arch_list_add_mem ((CORE_ADDR) tmpulongest,
|
|
(int) size))
|
|
return -1;
|
|
}
|
|
break;
|
|
|
|
case gdb_sys_capget:
|
|
if (record_mem_at_reg (regcache, tdep->arg2,
|
|
tdep->size_cap_user_data_t))
|
|
return -1;
|
|
break;
|
|
|
|
case gdb_sys_capset:
|
|
break;
|
|
|
|
case gdb_sys_sigaltstack:
|
|
if (record_mem_at_reg (regcache, tdep->arg2, tdep->size_stack_t))
|
|
return -1;
|
|
break;
|
|
|
|
case gdb_sys_sendfile:
|
|
if (record_mem_at_reg (regcache, tdep->arg3, tdep->size_off_t))
|
|
return -1;
|
|
break;
|
|
|
|
case gdb_sys_ni_syscall188:
|
|
case gdb_sys_ni_syscall189:
|
|
case gdb_sys_vfork:
|
|
break;
|
|
|
|
case gdb_sys_getrlimit:
|
|
if (record_mem_at_reg (regcache, tdep->arg2, tdep->size_rlimit))
|
|
return -1;
|
|
break;
|
|
|
|
case gdb_sys_mmap2:
|
|
break;
|
|
|
|
case gdb_sys_truncate64:
|
|
case gdb_sys_ftruncate64:
|
|
break;
|
|
|
|
case gdb_sys_stat64:
|
|
case gdb_sys_lstat64:
|
|
case gdb_sys_fstat64:
|
|
if (record_mem_at_reg (regcache, tdep->arg2, tdep->size_stat64))
|
|
return -1;
|
|
break;
|
|
|
|
case gdb_sys_lchown:
|
|
case gdb_sys_getuid:
|
|
case gdb_sys_getgid:
|
|
case gdb_sys_geteuid:
|
|
case gdb_sys_getegid:
|
|
case gdb_sys_setreuid:
|
|
case gdb_sys_setregid:
|
|
break;
|
|
|
|
case gdb_sys_getgroups:
|
|
regcache_raw_read_unsigned (regcache, tdep->arg2, &tmpulongest);
|
|
if (tmpulongest)
|
|
{
|
|
ULONGEST gidsetsize;
|
|
|
|
regcache_raw_read_unsigned (regcache, tdep->arg1,
|
|
&gidsetsize);
|
|
tmpint = tdep->size_gid_t * (int) gidsetsize;
|
|
if (record_full_arch_list_add_mem ((CORE_ADDR) tmpulongest, tmpint))
|
|
return -1;
|
|
}
|
|
break;
|
|
|
|
case gdb_sys_setgroups:
|
|
case gdb_sys_fchown:
|
|
case gdb_sys_setresuid:
|
|
break;
|
|
|
|
case gdb_sys_getresuid:
|
|
if (record_mem_at_reg (regcache, tdep->arg1, tdep->size_uid_t)
|
|
|| record_mem_at_reg (regcache, tdep->arg2, tdep->size_uid_t)
|
|
|| record_mem_at_reg (regcache, tdep->arg3, tdep->size_uid_t))
|
|
return -1;
|
|
break;
|
|
|
|
case gdb_sys_setresgid:
|
|
break;
|
|
|
|
case gdb_sys_getresgid:
|
|
if (record_mem_at_reg (regcache, tdep->arg1, tdep->size_gid_t)
|
|
|| record_mem_at_reg (regcache, tdep->arg2, tdep->size_gid_t)
|
|
|| record_mem_at_reg (regcache, tdep->arg3, tdep->size_gid_t))
|
|
return -1;
|
|
break;
|
|
|
|
case gdb_sys_chown:
|
|
case gdb_sys_setuid:
|
|
case gdb_sys_setgid:
|
|
case gdb_sys_setfsuid:
|
|
case gdb_sys_setfsgid:
|
|
case gdb_sys_pivot_root:
|
|
break;
|
|
|
|
case gdb_sys_mincore:
|
|
if (record_mem_at_reg (regcache, tdep->arg3, tdep->size_PAGE_SIZE))
|
|
return -1;
|
|
break;
|
|
|
|
case gdb_sys_madvise:
|
|
break;
|
|
|
|
case gdb_sys_fcntl64:
|
|
regcache_raw_read_unsigned (regcache, tdep->arg2, &tmpulongest);
|
|
if (tmpulongest == tdep->fcntl_F_GETLK64)
|
|
{
|
|
if (record_mem_at_reg (regcache, tdep->arg3,
|
|
tdep->size_flock64))
|
|
return -1;
|
|
}
|
|
else if (tmpulongest != tdep->fcntl_F_SETLK64
|
|
&& tmpulongest != tdep->fcntl_F_SETLKW64)
|
|
{
|
|
goto sys_fcntl;
|
|
}
|
|
break;
|
|
|
|
case gdb_sys_ni_syscall222:
|
|
case gdb_sys_ni_syscall223:
|
|
case gdb_sys_gettid:
|
|
case gdb_sys_readahead:
|
|
case gdb_sys_setxattr:
|
|
case gdb_sys_lsetxattr:
|
|
case gdb_sys_fsetxattr:
|
|
break;
|
|
|
|
case gdb_sys_getxattr:
|
|
case gdb_sys_lgetxattr:
|
|
case gdb_sys_fgetxattr:
|
|
regcache_raw_read_unsigned (regcache, tdep->arg3, &tmpulongest);
|
|
if (tmpulongest)
|
|
{
|
|
ULONGEST size;
|
|
|
|
regcache_raw_read_unsigned (regcache, tdep->arg4, &size);
|
|
if (record_full_arch_list_add_mem ((CORE_ADDR) tmpulongest,
|
|
(int) size))
|
|
return -1;
|
|
}
|
|
break;
|
|
|
|
case gdb_sys_listxattr:
|
|
case gdb_sys_llistxattr:
|
|
case gdb_sys_flistxattr:
|
|
regcache_raw_read_unsigned (regcache, tdep->arg2, &tmpulongest);
|
|
if (tmpulongest)
|
|
{
|
|
ULONGEST size;
|
|
|
|
regcache_raw_read_unsigned (regcache, tdep->arg3, &size);
|
|
if (record_full_arch_list_add_mem ((CORE_ADDR) tmpulongest,
|
|
(int) size))
|
|
return -1;
|
|
}
|
|
break;
|
|
|
|
case gdb_sys_removexattr:
|
|
case gdb_sys_lremovexattr:
|
|
case gdb_sys_fremovexattr:
|
|
case gdb_sys_tkill:
|
|
break;
|
|
|
|
case gdb_sys_sendfile64:
|
|
if (record_mem_at_reg (regcache, tdep->arg3, tdep->size_loff_t))
|
|
return -1;
|
|
break;
|
|
|
|
case gdb_sys_futex:
|
|
case gdb_sys_sched_setaffinity:
|
|
break;
|
|
|
|
case gdb_sys_sched_getaffinity:
|
|
regcache_raw_read_unsigned (regcache, tdep->arg3, &tmpulongest);
|
|
if (tmpulongest)
|
|
{
|
|
ULONGEST len;
|
|
|
|
regcache_raw_read_unsigned (regcache, tdep->arg2, &len);
|
|
if (record_full_arch_list_add_mem ((CORE_ADDR) tmpulongest,
|
|
(int) len))
|
|
return -1;
|
|
}
|
|
break;
|
|
|
|
case gdb_sys_set_thread_area:
|
|
if (record_mem_at_reg (regcache, tdep->arg1, tdep->size_int))
|
|
return -1;
|
|
break;
|
|
|
|
case gdb_sys_get_thread_area:
|
|
if (record_mem_at_reg (regcache, tdep->arg1, tdep->size_user_desc))
|
|
return -1;
|
|
break;
|
|
|
|
case gdb_sys_io_setup:
|
|
if (record_mem_at_reg (regcache, tdep->arg2, tdep->size_long))
|
|
return -1;
|
|
break;
|
|
|
|
case gdb_sys_io_destroy:
|
|
break;
|
|
|
|
case gdb_sys_io_getevents:
|
|
regcache_raw_read_unsigned (regcache, tdep->arg4, &tmpulongest);
|
|
if (tmpulongest)
|
|
{
|
|
ULONGEST nr;
|
|
|
|
regcache_raw_read_unsigned (regcache, tdep->arg3, &nr);
|
|
if (record_full_arch_list_add_mem ((CORE_ADDR) tmpulongest,
|
|
nr * tdep->size_io_event))
|
|
return -1;
|
|
}
|
|
break;
|
|
|
|
case gdb_sys_io_submit:
|
|
regcache_raw_read_unsigned (regcache, tdep->arg3, &tmpulongest);
|
|
if (tmpulongest)
|
|
{
|
|
ULONGEST nr, i;
|
|
gdb_byte *iocbp;
|
|
|
|
regcache_raw_read_unsigned (regcache, tdep->arg2, &nr);
|
|
iocbp = (gdb_byte *) alloca (nr * tdep->size_pointer);
|
|
if (target_read_memory ((CORE_ADDR) tmpulongest, iocbp,
|
|
nr * tdep->size_pointer))
|
|
{
|
|
if (record_debug)
|
|
fprintf_unfiltered (gdb_stdlog,
|
|
"Process record: error reading memory "
|
|
"at addr = 0x%s len = %u.\n",
|
|
OUTPUT_REG (tmpulongest, tdep->arg2),
|
|
(int) (nr * tdep->size_pointer));
|
|
return -1;
|
|
}
|
|
for (i = 0; i < nr; i++)
|
|
{
|
|
tmpaddr
|
|
= (CORE_ADDR) extract_unsigned_integer (iocbp,
|
|
tdep->size_pointer,
|
|
byte_order);
|
|
if (record_full_arch_list_add_mem (tmpaddr, tdep->size_iocb))
|
|
return -1;
|
|
iocbp += tdep->size_pointer;
|
|
}
|
|
}
|
|
break;
|
|
|
|
case gdb_sys_io_cancel:
|
|
if (record_mem_at_reg (regcache, tdep->arg3, tdep->size_io_event))
|
|
return -1;
|
|
break;
|
|
|
|
case gdb_sys_fadvise64:
|
|
case gdb_sys_ni_syscall251:
|
|
break;
|
|
|
|
case gdb_sys_exit_group:
|
|
{
|
|
int q;
|
|
|
|
target_terminal_ours ();
|
|
q = yquery (_("The next instruction is syscall exit_group. "
|
|
"It will make the program exit. "
|
|
"Do you want to stop the program?"));
|
|
target_terminal_inferior ();
|
|
if (q)
|
|
return 1;
|
|
}
|
|
break;
|
|
|
|
case gdb_sys_lookup_dcookie:
|
|
regcache_raw_read_unsigned (regcache, tdep->arg2, &tmpulongest);
|
|
if (tmpulongest)
|
|
{
|
|
ULONGEST len;
|
|
|
|
regcache_raw_read_unsigned (regcache, tdep->arg3, &len);
|
|
if (record_full_arch_list_add_mem ((CORE_ADDR) tmpulongest,
|
|
(int) len))
|
|
return -1;
|
|
}
|
|
break;
|
|
|
|
case gdb_sys_epoll_create:
|
|
case gdb_sys_epoll_ctl:
|
|
break;
|
|
|
|
case gdb_sys_epoll_wait:
|
|
regcache_raw_read_unsigned (regcache, tdep->arg2, &tmpulongest);
|
|
if (tmpulongest)
|
|
{
|
|
ULONGEST maxevents;
|
|
|
|
regcache_raw_read_unsigned (regcache, tdep->arg3, &maxevents);
|
|
if (record_full_arch_list_add_mem ((CORE_ADDR) tmpulongest,
|
|
(maxevents
|
|
* tdep->size_epoll_event)))
|
|
return -1;
|
|
}
|
|
break;
|
|
|
|
case gdb_sys_remap_file_pages:
|
|
case gdb_sys_set_tid_address:
|
|
break;
|
|
|
|
case gdb_sys_timer_create:
|
|
if (record_mem_at_reg (regcache, tdep->arg3, tdep->size_int))
|
|
return -1;
|
|
break;
|
|
|
|
case gdb_sys_timer_settime:
|
|
if (record_mem_at_reg (regcache, tdep->arg4, tdep->size_itimerspec))
|
|
return -1;
|
|
break;
|
|
|
|
case gdb_sys_timer_gettime:
|
|
if (record_mem_at_reg (regcache, tdep->arg2, tdep->size_itimerspec))
|
|
return -1;
|
|
break;
|
|
|
|
case gdb_sys_timer_getoverrun:
|
|
case gdb_sys_timer_delete:
|
|
case gdb_sys_clock_settime:
|
|
break;
|
|
|
|
case gdb_sys_clock_gettime:
|
|
if (record_mem_at_reg (regcache, tdep->arg2, tdep->size_timespec))
|
|
return -1;
|
|
break;
|
|
|
|
case gdb_sys_clock_getres:
|
|
if (record_mem_at_reg (regcache, tdep->arg2, tdep->size_timespec))
|
|
return -1;
|
|
break;
|
|
|
|
case gdb_sys_clock_nanosleep:
|
|
if (record_mem_at_reg (regcache, tdep->arg4, tdep->size_timespec))
|
|
return -1;
|
|
break;
|
|
|
|
case gdb_sys_statfs64:
|
|
case gdb_sys_fstatfs64:
|
|
if (record_mem_at_reg (regcache, tdep->arg3, tdep->size_statfs64))
|
|
return -1;
|
|
break;
|
|
|
|
case gdb_sys_tgkill:
|
|
case gdb_sys_utimes:
|
|
case gdb_sys_fadvise64_64:
|
|
case gdb_sys_ni_syscall273:
|
|
case gdb_sys_mbind:
|
|
break;
|
|
|
|
case gdb_sys_get_mempolicy:
|
|
if (record_mem_at_reg (regcache, tdep->arg1, tdep->size_int))
|
|
return -1;
|
|
regcache_raw_read_unsigned (regcache, tdep->arg2, &tmpulongest);
|
|
if (tmpulongest)
|
|
{
|
|
ULONGEST maxnode;
|
|
|
|
regcache_raw_read_unsigned (regcache, tdep->arg3, &maxnode);
|
|
if (record_full_arch_list_add_mem ((CORE_ADDR) tmpulongest,
|
|
maxnode * tdep->size_long))
|
|
return -1;
|
|
}
|
|
break;
|
|
|
|
case gdb_sys_set_mempolicy:
|
|
case gdb_sys_mq_open:
|
|
case gdb_sys_mq_unlink:
|
|
case gdb_sys_mq_timedsend:
|
|
break;
|
|
|
|
case gdb_sys_mq_timedreceive:
|
|
regcache_raw_read_unsigned (regcache, tdep->arg2, &tmpulongest);
|
|
if (tmpulongest)
|
|
{
|
|
ULONGEST msg_len;
|
|
|
|
regcache_raw_read_unsigned (regcache, tdep->arg3, &msg_len);
|
|
if (record_full_arch_list_add_mem ((CORE_ADDR) tmpulongest,
|
|
(int) msg_len))
|
|
return -1;
|
|
}
|
|
if (record_mem_at_reg (regcache, tdep->arg4, tdep->size_int))
|
|
return -1;
|
|
break;
|
|
|
|
case gdb_sys_mq_notify:
|
|
break;
|
|
|
|
case gdb_sys_mq_getsetattr:
|
|
if (record_mem_at_reg (regcache, tdep->arg3, tdep->size_mq_attr))
|
|
return -1;
|
|
break;
|
|
|
|
case gdb_sys_kexec_load:
|
|
break;
|
|
|
|
case gdb_sys_waitid:
|
|
if (record_mem_at_reg (regcache, tdep->arg3, tdep->size_siginfo_t)
|
|
|| record_mem_at_reg (regcache, tdep->arg5, tdep->size_rusage))
|
|
return -1;
|
|
break;
|
|
|
|
case gdb_sys_ni_syscall285:
|
|
case gdb_sys_add_key:
|
|
case gdb_sys_request_key:
|
|
break;
|
|
|
|
case gdb_sys_keyctl:
|
|
regcache_raw_read_unsigned (regcache, tdep->arg1, &tmpulongest);
|
|
if (tmpulongest == 6 || tmpulongest == 11)
|
|
{
|
|
regcache_raw_read_unsigned (regcache, tdep->arg3,
|
|
&tmpulongest);
|
|
if (tmpulongest)
|
|
{
|
|
ULONGEST buflen;
|
|
|
|
regcache_raw_read_unsigned (regcache, tdep->arg4, &buflen);
|
|
if (record_full_arch_list_add_mem ((CORE_ADDR) tmpulongest,
|
|
(int) buflen))
|
|
return -1;
|
|
}
|
|
}
|
|
break;
|
|
|
|
case gdb_sys_ioprio_set:
|
|
case gdb_sys_ioprio_get:
|
|
case gdb_sys_inotify_init:
|
|
case gdb_sys_inotify_add_watch:
|
|
case gdb_sys_inotify_rm_watch:
|
|
case gdb_sys_migrate_pages:
|
|
case gdb_sys_openat:
|
|
case gdb_sys_mkdirat:
|
|
case gdb_sys_mknodat:
|
|
case gdb_sys_fchownat:
|
|
case gdb_sys_futimesat:
|
|
break;
|
|
|
|
case gdb_sys_fstatat64:
|
|
if (record_mem_at_reg (regcache, tdep->arg3, tdep->size_stat64))
|
|
return -1;
|
|
break;
|
|
|
|
case gdb_sys_unlinkat:
|
|
case gdb_sys_renameat:
|
|
case gdb_sys_linkat:
|
|
case gdb_sys_symlinkat:
|
|
break;
|
|
|
|
case gdb_sys_readlinkat:
|
|
regcache_raw_read_unsigned (regcache, tdep->arg3, &tmpulongest);
|
|
if (tmpulongest)
|
|
{
|
|
ULONGEST bufsiz;
|
|
|
|
regcache_raw_read_unsigned (regcache, tdep->arg4, &bufsiz);
|
|
if (record_full_arch_list_add_mem ((CORE_ADDR) tmpulongest,
|
|
(int) bufsiz))
|
|
return -1;
|
|
}
|
|
break;
|
|
|
|
case gdb_sys_fchmodat:
|
|
case gdb_sys_faccessat:
|
|
break;
|
|
|
|
case gdb_sys_pselect6:
|
|
if (record_mem_at_reg (regcache, tdep->arg2, tdep->size_fd_set)
|
|
|| record_mem_at_reg (regcache, tdep->arg3, tdep->size_fd_set)
|
|
|| record_mem_at_reg (regcache, tdep->arg4, tdep->size_fd_set)
|
|
|| record_mem_at_reg (regcache, tdep->arg5, tdep->size_timespec))
|
|
return -1;
|
|
break;
|
|
|
|
case gdb_sys_ppoll:
|
|
regcache_raw_read_unsigned (regcache, tdep->arg1, &tmpulongest);
|
|
if (tmpulongest)
|
|
{
|
|
ULONGEST nfds;
|
|
|
|
regcache_raw_read_unsigned (regcache, tdep->arg2, &nfds);
|
|
if (record_full_arch_list_add_mem ((CORE_ADDR) tmpulongest,
|
|
tdep->size_pollfd * nfds))
|
|
return -1;
|
|
}
|
|
if (record_mem_at_reg (regcache, tdep->arg3, tdep->size_timespec))
|
|
return -1;
|
|
break;
|
|
|
|
case gdb_sys_unshare:
|
|
case gdb_sys_set_robust_list:
|
|
break;
|
|
|
|
case gdb_sys_get_robust_list:
|
|
if (record_mem_at_reg (regcache, tdep->arg2, tdep->size_int)
|
|
|| record_mem_at_reg (regcache, tdep->arg3, tdep->size_int))
|
|
return -1;
|
|
break;
|
|
|
|
case gdb_sys_splice:
|
|
if (record_mem_at_reg (regcache, tdep->arg2, tdep->size_loff_t)
|
|
|| record_mem_at_reg (regcache, tdep->arg4, tdep->size_loff_t))
|
|
return -1;
|
|
break;
|
|
|
|
case gdb_sys_sync_file_range:
|
|
case gdb_sys_tee:
|
|
case gdb_sys_vmsplice:
|
|
break;
|
|
|
|
case gdb_sys_move_pages:
|
|
regcache_raw_read_unsigned (regcache, tdep->arg5, &tmpulongest);
|
|
if (tmpulongest)
|
|
{
|
|
ULONGEST nr_pages;
|
|
|
|
regcache_raw_read_unsigned (regcache, tdep->arg2, &nr_pages);
|
|
if (record_full_arch_list_add_mem ((CORE_ADDR) tmpulongest,
|
|
nr_pages * tdep->size_int))
|
|
return -1;
|
|
}
|
|
break;
|
|
|
|
case gdb_sys_getcpu:
|
|
if (record_mem_at_reg (regcache, tdep->arg1, tdep->size_int)
|
|
|| record_mem_at_reg (regcache, tdep->arg2, tdep->size_int)
|
|
|| record_mem_at_reg (regcache, tdep->arg3,
|
|
tdep->size_ulong * 2))
|
|
return -1;
|
|
break;
|
|
|
|
case gdb_sys_epoll_pwait:
|
|
regcache_raw_read_unsigned (regcache, tdep->arg2, &tmpulongest);
|
|
if (tmpulongest)
|
|
{
|
|
ULONGEST maxevents;
|
|
|
|
regcache_raw_read_unsigned (regcache, tdep->arg3, &maxevents);
|
|
tmpint = (int) maxevents * tdep->size_epoll_event;
|
|
if (record_full_arch_list_add_mem ((CORE_ADDR) tmpulongest, tmpint))
|
|
return -1;
|
|
}
|
|
break;
|
|
|
|
case gdb_sys_fallocate:
|
|
case gdb_sys_eventfd2:
|
|
case gdb_sys_epoll_create1:
|
|
case gdb_sys_dup3:
|
|
break;
|
|
|
|
case gdb_sys_pipe2:
|
|
if (record_mem_at_reg (regcache, tdep->arg1, tdep->size_int * 2))
|
|
return -1;
|
|
break;
|
|
|
|
case gdb_sys_inotify_init1:
|
|
break;
|
|
|
|
default:
|
|
printf_unfiltered (_("Process record and replay target doesn't "
|
|
"support syscall number %d\n"), syscall);
|
|
return -1;
|
|
break;
|
|
}
|
|
|
|
return 0;
|
|
}
|