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8 Commits

Author SHA1 Message Date
Eugene Syromyatnikov
7eac1da9be Introduce print_big_u64_addr 
This is needed at least for bpf, btrfs, and sg_io, as 32-bit tracer
cannot figure out whether the kernel is 32-bit or 64-bit,
and its behaviour differs when it handles u64 as a pointer.

* linux/arch_defs_.h [!CAN_ARCH_BE_COMPAT_ON_64BIT_KERNEL]
(CAN_ARCH_BE_COMPAT_ON_64BIT_KERNEL): New definition, default to 0.
* linux/arm/arch_defs_.h (CAN_ARCH_BE_COMPAT_ON_64BIT_KERNEL):
Define to 1.
* linux/i386/arch_defs_.h (CAN_ARCH_BE_COMPAT_ON_64BIT_KERNEL):
Likewise.
* linux/mips/arch_defs_.h (CAN_ARCH_BE_COMPAT_ON_64BIT_KERNEL):
Likewise.
* linux/powerpc/arch_defs_.h (CAN_ARCH_BE_COMPAT_ON_64BIT_KERNEL):
Likewise.
* linux/riscv/arch_defs_.h (CAN_ARCH_BE_COMPAT_ON_64BIT_KERNEL):
Likewise.
* linux/s390/arch_defs_.h (CAN_ARCH_BE_COMPAT_ON_64BIT_KERNEL):
Likewise.
* linux/sparc/arch_defs_.h (CAN_ARCH_BE_COMPAT_ON_64BIT_KERNEL):
Likewise.
* linux/tile/arch_defs_.h (CAN_ARCH_BE_COMPAT_ON_64BIT_KERNEL):
Likewise.
* defs.h (print_big_u64_addr): New function.

Co-Authored-by: Dmitry V. Levin <ldv@altlinux.org>
 2018-04-04 12:24:19 +00:00
Eugene Syromyatnikov
b06199a8b9 Mark architectures that indicate syscall error in a dedicated register 
* linux/alpha/arch_defs_.h (HAVE_ARCH_DEDICATED_ERR_REG): New macro,
define to 1.
* linux/ia64/arch_defs_.h: Likewise.
* linux/mips/arch_defs_.h: Likewise.
* linux/powerpc/arch_defs_.h: Likewise.
* linux/powerpc64/arch_defs_.h: Likewise.
* linux/sparc64/arch_defs_.h: Likewise.
* linux/arch_defs_.h [!HAVE_ARCH_DEDICATED_ERR_REG]
(HAVE_ARCH_DEDICATED_ERR_REG): New macro, define to 0.
* linux/nios2/arch_defs_.h: New file.
* Makefile.am (EXTRA_DIST): Add it.
 2018-02-10 02:15:35 +00:00
Dmitry V. Levin
7494f63faa Rework decoding and pathtrace of old select syscall 
* linux/arch_defs_.h [!HAVE_ARCH_OLD_SELECT] (HAVE_ARCH_OLD_SELECT): New
macro.
* linux/aarch64/arch_defs_.h (HAVE_ARCH_OLD_SELECT): Likewise.
* linux/arm/arch_defs_.h: Likewise.
* linux/bfin/arch_defs_.h: Likewise.
* linux/i386/arch_defs_.h: Likewise.
* linux/m68k/arch_defs_.h: Likewise.
* linux/microblaze/arch_defs_.h: Likewise.
* linux/powerpc64/arch_defs_.h: Likewise.
* linux/sh/arch_defs_.h: Likewise.
* linux/x32/arch_defs_.h: Likewise.
* linux/x86_64/arch_defs_.h: Likewise.
* linux/powerpc/arch_defs_.h: New file.
* Makefile.am (EXTRA_DIST): Add it.
* desc.c (SYS_FUNC(oldselect)): Rewrite using
fetch_indirect_syscall_args, move under [HAVE_ARCH_OLD_SELECT].
* pathtrace.c (match_xselect_args): New function.
(pathtrace_match_set): Use it.
 2018-01-23 23:17:02 +00:00
Eugene Syromyatnikov
ac8241cd4f Move definition of personality macros to arch_defs_.h 
* supported_personalities.h: Remove.
* defs.h: Do not include it.
* linux/arch_defs_.h [!DEFAULT_PERSONALITY] (DEFAULT_PERSONALITY): New
macro.
[!SUPPORTED_PERSONALITIES] (SUPPORTED_PERSONALITIES): Likewise.
* linux/aarch64/arch_defs_.h (SUPPORTED_PERSONALITIES): New macro.
* linux/riscv/arch_defs_.h: Likewise.
* linux/s390x/arch_defs_.h: Likewise.
* linux/sparc64/arch_defs_.h: Likewise.
* linux/x32/arch_defs_.h: Likewise.
* linux/x86_64/arch_defs_.h: Likewise.
* linux/powerpc64/arch_defs_.h: New file.
* linux/tile/arch_defs_.h: Likewise.
* Makefile.am (EXTRA_DIST): Add them.
(strace_SOURCES): Remove supported_personalities.h.

Co-Authored-by: Dmitry V. Levin <ldv@altlinux.org>
 2018-01-21 01:46:04 +00:00
Dmitry V. Levin
2880a927a6 Replace NEED_UID16_PARSERS with HAVE_ARCH_UID16_SYSCALLS 
* linux/arch_defs_.h [!HAVE_ARCH_UID16_SYSCALLS]
(HAVE_ARCH_UID16_SYSCALLS): New macro.
* linux/aarch64/arch_defs_.h (HAVE_ARCH_UID16_SYSCALLS): New macro.
* linux/arm/arch_defs_.h: Likewise.
* linux/i386/arch_defs_.h: Likewise.
* linux/ia64/arch_defs_.h: Likewise.
* linux/m68k/arch_defs_.h: Likewise.
* linux/s390/arch_defs_.h: Likewise.
* linux/s390x/arch_defs_.h: Likewise.
* linux/sh/arch_defs_.h: Likewise.
* linux/sparc/arch_defs_.h: Likewise.
* linux/sparc64/arch_defs_.h: Likewise.
* linux/syscall.h: Likewise.
* linux/x32/arch_defs_.h: Likewise.
* linux/x86_64/arch_defs_.h: Likewise.
* linux/bfin/arch_defs_.h: New file.
* linux/microblaze/arch_defs_.h: Likewise.
* linux/riscv/arch_defs_.h: Likewise.
* linux/sh64/arch_defs_.h: Likewise.
* Makefile.am (EXTRA_DIST): Add them.
* defs.h (NEED_UID16_PARSERS): Remove.
* linux/syscall.h: Check for HAVE_ARCH_UID16_SYSCALLS instead of
NEED_UID16_PARSERS.
* uid.c: Likewise.
 2018-01-21 01:46:04 +00:00
Dmitry V. Levin
a9b7fb4f73 Replace HAVE_GETRVAL2 with HAVE_ARCH_GETRVAL2 
* linux/arch_defs_.h [!HAVE_ARCH_GETRVAL2] (HAVE_ARCH_GETRVAL2): New
macro.
* linux/alpha/arch_defs_.h: New file.
* linux/ia64/arch_defs_.h: Likewise.
* linux/mips/arch_defs_.h: Likewise.
* linux/sh/arch_defs_.h: Likewise.
* linux/sparc/arch_defs_.h: Likewise.
* linux/sparc64/arch_defs_.h: Likewise.
* Makefile.am (EXTRA_DIST): Add them.
* defs.h (HAVE_GETRVAL2): Remove.
(getrval2): Check for HAVE_ARCH_GETRVAL2 instead of arch checks.
* net.c (SYS_FUNC(pipe)): Check for HAVE_ARCH_GETRVAL2 instead of
HAVE_GETRVAL2.
* syscall.c: Likewise.
 2018-01-21 01:46:04 +00:00
Dmitry V. Levin
11540211f5 Use #if idiom instead of #ifdef for HAVE_ARCH_* macros. 
* linux/arch_defs_.h [!HAVE_ARCH_OLD_MMAP] (HAVE_ARCH_OLD_MMAP): New
macro.
[!HAVE_ARCH_OLD_MMAP_PGOFF] (HAVE_ARCH_OLD_MMAP_PGOFF): Likewise.
* defs.h: Use #if instead of #ifdef to check HAVE_ARCH_OLD_MMAP.
* mem.c: Use #if instead of #ifdef to check HAVE_ARCH_OLD_MMAP
and HAVE_ARCH_OLD_MMAP_PGOFF
* pathtrace.c: Likewise.
 2018-01-21 01:46:04 +00:00
Dmitry V. Levin
8baf8f4a37 Rename arch-specific arch_defs.h files to arch_defs_.h 
Introduce a new arch_defs.h header that includes the corresponding
arch-specific arch_defs_.h file followed by generic arch_defs_.h file.

* linux/arch_defs.h: Rename to linux/arch_defs_.h.
* linux/aarch64/arch_defs.h: Rename to linux/aarch64/arch_defs_.h.
* linux/arm/arch_defs.h: Rename to linux/arm/arch_defs_.h.
* linux/i386/arch_defs.h: Rename to linux/i386/arch_defs_.h.
* linux/m68k/arch_defs.h: Rename to linux/m68k/arch_defs_.h.
* linux/s390/arch_defs.h: Rename to linux/s390/arch_defs_.h.
* linux/s390x/arch_defs.h: Rename to linux/s390x/arch_defs_.h.
* linux/x32/arch_defs.h: Rename to linux/x32/arch_defs_.h.
* linux/x86_64/arch_defs.h: Rename to linux/x86_64/arch_defs_.h.
* arch_defs.h: New file.
* Makefile.am (strace_SOURCES): Add it.
(EXTRA_DIST): Rename linux/*/arch_defs.h to linux/*/arch_defs_.h.
 2018-01-21 01:46:04 +00:00