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104 lines
3.8 KiB
104 lines
3.8 KiB
/* |
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* Copyright (c) 2014-2016 Dmitry V. Levin <ldv@altlinux.org> |
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* Copyright (c) 2016-2017 The strace developers. |
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* All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions |
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* are met: |
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* 1. Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* 2. Redistributions in binary form must reproduce the above copyright |
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* notice, this list of conditions and the following disclaimer in the |
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* documentation and/or other materials provided with the distribution. |
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* 3. The name of the author may not be used to endorse or promote products |
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* derived from this software without specific prior written permission. |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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*/ |
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#include "defs.h" |
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#include DEF_MPERS_TYPE(struct_stat64) |
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#include "asm_stat.h" |
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#if defined MPERS_IS_m32 |
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# undef HAVE_STRUCT_STAT64 |
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# undef HAVE_STRUCT_STAT64_ST_MTIME_NSEC |
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# ifdef HAVE_M32_STRUCT_STAT64 |
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# define HAVE_STRUCT_STAT64 1 |
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# ifdef HAVE_M32_STRUCT_STAT64_ST_MTIME_NSEC |
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# define HAVE_STRUCT_STAT64_ST_MTIME_NSEC 1 |
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# endif /* HAVE_M32_STRUCT_STAT64_ST_MTIME_NSEC */ |
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# endif /* HAVE_M32_STRUCT_STAT64 */ |
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#elif defined MPERS_IS_mx32 |
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# undef HAVE_STRUCT_STAT64 |
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# undef HAVE_STRUCT_STAT64_ST_MTIME_NSEC |
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# ifdef HAVE_MX32_STRUCT_STAT64 |
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# define HAVE_STRUCT_STAT64 1 |
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# ifdef HAVE_MX32_STRUCT_STAT64_ST_MTIME_NSEC |
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# define HAVE_STRUCT_STAT64_ST_MTIME_NSEC 1 |
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# endif /* HAVE_MX32_STRUCT_STAT64_ST_MTIME_NSEC */ |
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# endif /* HAVE_MX32_STRUCT_STAT64 */ |
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#endif /* MPERS_IS_m32 || MPERS_IS_mx32 */ |
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#ifndef HAVE_STRUCT_STAT64 |
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struct stat64 {}; |
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#endif |
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typedef struct stat64 struct_stat64; |
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#include MPERS_DEFS |
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#include "stat.h" |
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#ifdef HAVE_STRUCT_STAT64_ST_MTIME_NSEC |
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# define TIME_NSEC(arg) zero_extend_signed_to_ull(arg) |
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# define HAVE_NSEC true |
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#else |
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# define TIME_NSEC(arg) 0 |
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# define HAVE_NSEC false |
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#endif |
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MPERS_PRINTER_DECL(bool, fetch_struct_stat64, |
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struct tcb *const tcp, const kernel_ulong_t addr, |
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struct strace_stat *const dst) |
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{ |
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#ifdef HAVE_STRUCT_STAT64 |
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struct_stat64 buf; |
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if (umove_or_printaddr(tcp, addr, &buf)) |
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return false; |
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dst->dev = zero_extend_signed_to_ull(buf.st_dev); |
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dst->ino = zero_extend_signed_to_ull(buf.st_ino); |
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dst->rdev = zero_extend_signed_to_ull(buf.st_rdev); |
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dst->size = zero_extend_signed_to_ull(buf.st_size); |
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dst->blocks = zero_extend_signed_to_ull(buf.st_blocks); |
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dst->blksize = zero_extend_signed_to_ull(buf.st_blksize); |
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dst->mode = zero_extend_signed_to_ull(buf.st_mode); |
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dst->nlink = zero_extend_signed_to_ull(buf.st_nlink); |
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dst->uid = zero_extend_signed_to_ull(buf.st_uid); |
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dst->gid = zero_extend_signed_to_ull(buf.st_gid); |
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dst->atime = sign_extend_unsigned_to_ll(buf.st_atime); |
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dst->ctime = sign_extend_unsigned_to_ll(buf.st_ctime); |
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dst->mtime = sign_extend_unsigned_to_ll(buf.st_mtime); |
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dst->atime_nsec = TIME_NSEC(buf.st_atime_nsec); |
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dst->ctime_nsec = TIME_NSEC(buf.st_ctime_nsec); |
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dst->mtime_nsec = TIME_NSEC(buf.st_mtime_nsec); |
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dst->has_nsec = HAVE_NSEC; |
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return true; |
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#else /* !HAVE_STRUCT_STAT64 */ |
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printaddr(addr); |
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return false; |
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#endif |
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}
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