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gcc-toolset-9-ltrace/SOURCES/ltrace-0.7.91-aarch64.patch

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import gcc-toolset-9-ltrace-0.7.91-1.el8
2019-11-05 19:45:17 +00:00
diff --git a/README b/README
index 414bdfb..a04b767 100644
--- a/README
+++ b/README
@@ -24,6 +24,7 @@ The following targets are currently (at least somewhat) supported.
Some of them may be more or less broken in reality, it is not feasible
to test each release comprehensively on each target.
+ aarch64-*-linux-gnu
armv6l-*-linux-gnueabi
armv7l-*-linux-gnueabihf
i[4567]86-*-linux-gnu
@@ -81,7 +82,7 @@ quick one-liner), it is advisable to send an e-mail beforehand.
-------------------------------------------------------------------------------
-Copyright (C) 2012,2013 Petr Machata <pmachata@redhat.com>
+Copyright (C) 2012-2014 Petr Machata <pmachata@redhat.com>
Copyright (C) 1997-2009 Juan Cespedes <cespedes@debian.org>
This file is part of ltrace.
diff --git a/configure.ac b/configure.ac
index c6e6bf0..0e9a124 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,6 +1,6 @@
# -*- Autoconf -*-
# This file is part of ltrace.
-# Copyright (C) 2010,2012,2013 Petr Machata, Red Hat Inc.
+# Copyright (C) 2010,2012,2013,2014 Petr Machata, Red Hat Inc.
# Copyright (C) 2010,2011 Joe Damato
# Copyright (C) 2010 Marc Kleine-Budde
# Copyright (C) 2010 Zachary T Welch
@@ -399,6 +399,7 @@ AC_CONFIG_FILES([
Makefile
sysdeps/Makefile
sysdeps/linux-gnu/Makefile
+ sysdeps/linux-gnu/aarch64/Makefile
sysdeps/linux-gnu/alpha/Makefile
sysdeps/linux-gnu/arm/Makefile
sysdeps/linux-gnu/cris/Makefile
diff --git a/etc/libc.so.conf b/etc/libc.so.conf
index 669c50a..48b3b01 100644
--- a/etc/libc.so.conf
+++ b/etc/libc.so.conf
@@ -1,5 +1,12 @@
# See ltrace.conf(5) for description of syntax of this file.
+# XXX ltrace misses long double and long long support
+typedef ldouble = double;
+typedef llong = long;
+typedef ullong = ulong;
+
+void __libc_start_main(hide(void*), hide(int), array(string, arg2));
+
# arpa/inet.h
typedef in_addr = struct(hex(uint));
int inet_aton(string, +in_addr*);
@@ -233,9 +240,22 @@ void setbuffer(file,addr,ulong);
void setlinebuf(file);
int rename(string,string);
+# xlocale.h
+typedef locale_t = void*;
+locale_t newlocale(hex(int), string, locale_t);
+
# stdlib.h
-long __strtol_internal(string,addr,int);
-ulong __strtoul_internal(string,addr,int);
+long __strtol_internal(string, +string*, int);
+ulong __strtoul_internal(string, +string*, int);
+
+double strtod(string, +string*);
+float strtof(string, +string*);
+ldouble strtold(string, +string*);
+
+double strtod_l(string, +string*, locale_t);
+float strtof_l(string, +string*, locale_t);
+ldouble strtold_l(string, +string*, locale_t);
+
int atexit(addr);
addr bsearch(string, addr, ulong, ulong, addr);
addr calloc(ulong, ulong);
@@ -343,6 +363,10 @@ addr gmtime(addr);
addr localtime(addr);
ulong strftime(+string2,ulong,string,addr);
long time(addr);
+# XXX in fact (time_t, long), which may be (llong, long) on 32-bit
+# arches. We don't have llong as of this writing.
+typedef timespec = struct(long, long);
+int nanosleep(timespec*, timespec*);
# unistd.h
void _exit(int);
diff --git a/etc/syscalls.conf b/etc/syscalls.conf
index 562f4e7..09d347d 100644
--- a/etc/syscalls.conf
+++ b/etc/syscalls.conf
@@ -1,6 +1,10 @@
# syscall.conf -- system call prototypes
# See ltrace.conf(5) for description of syntax of this file.
+# Special value used to indicate the *at functions should use the
+# current working directory.
+typedef at_dirfd_t = enum[int](AT_FDCWD=-100);
+
addr brk(addr);
int close(int);
int execve(string,addr,addr);
@@ -14,7 +18,7 @@ int getpid();
addr mmap(addr,ulong,int,int,int,long);
int munmap(addr,ulong);
-int open(string,int,octal);
+int open(string, hex(uint), oct(uint));
int personality(uint);
long read(int,+string0,ulong);
int stat(string,addr);
@@ -113,3 +117,30 @@ ulong writev(int,addr,int);
int mprotect(addr,int,int);
int access(string,octal);
int getdents(uint, void *, uint);
+
+int openat(at_dirfd_t, string, hex(uint), oct(uint));
+int mknodat(at_dirfd_t, string, oct(uint), ushort)
+int mkdirat(at_dirfd_t, string, oct(uint));
+int unlinkat(at_dirfd_t, string, hex(uint));
+int symlinkat(string, at_dirfd_t, string);
+int linkat(at_dirfd_t, string, at_dirfd_t, string, hex(uint));
+int renameat(at_dirfd_t, string, at_dirfd_t, string);
+int faccessat(at_dirfd_t, string, oct(uint), hex(uint));
+int fchmodat(at_dirfd_t, string, oct(uint), hex(uint));
+int fchownat(at_dirfd_t, string, int, int, hex(uint));
+int readlinkat(at_dirfd_t, string, +string[arg4], ulong);
+int fstatat(at_dirfd_t, string, addr, hex(uint));
+int utimensat(at_dirfd_t, string, addr, hex(uint));
+int futimens(int, addr);
+int futimesat(at_dirfd_t, string, addr);
+addr shmat(int, addr, hex(uint));
+int shmdt(addr);
+
+typedef fid_type = enum(FILEID_ROOT=0, FILEID_INO32_GEN=1, FILEID_INO32_GEN_PARENT=2, FILEID_BTRFS_WITHOUT_PARENT=0x4d, FILEID_BTRFS_WITH_PARENT=0x4e, FILEID_BTRFS_WITH_PARENT_ROOT=0x4f, FILEID_UDF_WITHOUT_PARENT=0x51, FILEID_UDF_WITH_PARENT=0x52, FILEID_NILFS_WITHOUT_PARENT=0x61, FILEID_NILFS_WITH_PARENT=0x62);
+typedef file_handle = struct(uint, fid_type, array(hex(char), elt1)*);
+int name_to_handle_at(at_dirfd_t, string, file_handle, int*, hex(uint));
+int open_by_handle_at(at_dirfd_t, file_handle, hex(uint));
+
+int newfstatat(at_dirfd_t, string, addr, hex(uint));
+int creat(string, oct(int));
+int ustat(ushort, addr);
diff --git a/sysdeps/linux-gnu/Makefile.am b/sysdeps/linux-gnu/Makefile.am
index ecee577..ec26162 100644
--- a/sysdeps/linux-gnu/Makefile.am
+++ b/sysdeps/linux-gnu/Makefile.am
@@ -1,4 +1,5 @@
# This file is part of ltrace.
+# Copyright (C) 2014 Petr Machata, Red Hat, Inc.
# Copyright (C) 2010,2012 Marc Kleine-Budde, Pengutronix
#
# This program is free software; you can redistribute it and/or
@@ -16,7 +17,8 @@
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
# 02110-1301 USA
-DIST_SUBDIRS = alpha arm cris ia64 m68k metag mips ppc s390 sparc x86
+DIST_SUBDIRS = aarch64 alpha arm cris ia64 m68k metag mips ppc s390 \
+ sparc x86
SUBDIRS = \
$(HOST_CPU)
diff --git a/sysdeps/linux-gnu/aarch64/Makefile.am b/sysdeps/linux-gnu/aarch64/Makefile.am
new file mode 100644
index 0000000..0af4e6e
--- /dev/null
+++ b/sysdeps/linux-gnu/aarch64/Makefile.am
@@ -0,0 +1,25 @@
+# This file is part of ltrace.
+# Copyright (C) 2014 Petr Machata, Red Hat, Inc.
+#
+# 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., 51 Franklin St, Fifth Floor, Boston, MA
+# 02110-1301 USA
+
+noinst_LTLIBRARIES = ../libcpu.la
+
+___libcpu_la_SOURCES = fetch.c plt.c regs.c trace.c
+
+noinst_HEADERS = arch.h ptrace.h signalent.h syscallent.h
+
+MAINTAINERCLEANFILES = Makefile.in
diff --git a/sysdeps/linux-gnu/aarch64/arch.h b/sysdeps/linux-gnu/aarch64/arch.h
new file mode 100644
index 0000000..4137613
--- /dev/null
+++ b/sysdeps/linux-gnu/aarch64/arch.h
@@ -0,0 +1,37 @@
+/*
+ * This file is part of ltrace.
+ * Copyright (C) 2014 Petr Machata, Red Hat, Inc.
+ *
+ * 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., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ */
+#ifndef LTRACE_AARCH64_ARCH_H
+#define LTRACE_AARCH64_ARCH_H
+
+/* | 31 21 | 20 5 | 4 0 | *
+ * | 1 1 0 1 0 1 0 0 0 0 1 | imm16 | 0 0 0 0 0 | */
+#define BREAKPOINT_VALUE { 0xd4, 0x20, 0, 0 }
+#define BREAKPOINT_LENGTH 4
+#define DECR_PC_AFTER_BREAK 0
+
+#define LT_ELFCLASS ELFCLASS64
+#define LT_ELF_MACHINE EM_AARCH64
+
+#define ARCH_HAVE_FETCH_ARG
+#define ARCH_ENDIAN_BIG
+#define ARCH_HAVE_SIZEOF
+#define ARCH_HAVE_ALIGNOF
+
+#endif /* LTRACE_AARCH64_ARCH_H */
diff --git a/sysdeps/linux-gnu/aarch64/fetch.c b/sysdeps/linux-gnu/aarch64/fetch.c
new file mode 100644
index 0000000..8779f03
--- /dev/null
+++ b/sysdeps/linux-gnu/aarch64/fetch.c
@@ -0,0 +1,365 @@
+/*
+ * This file is part of ltrace.
+ * Copyright (C) 2014 Petr Machata, Red Hat, Inc.
+ *
+ * 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., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ */
+
+#include <sys/ptrace.h>
+#include <asm/ptrace.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "fetch.h"
+#include "proc.h"
+#include "type.h"
+#include "value.h"
+
+int aarch64_read_gregs(struct process *proc, struct user_pt_regs *regs);
+int aarch64_read_fregs(struct process *proc, struct user_fpsimd_state *regs);
+
+
+struct fetch_context
+{
+ struct user_pt_regs gregs;
+ struct user_fpsimd_state fpregs;
+ arch_addr_t nsaa;
+ unsigned ngrn;
+ unsigned nsrn;
+ arch_addr_t x8;
+};
+
+static int
+context_init(struct fetch_context *context, struct process *proc)
+{
+ if (aarch64_read_gregs(proc, &context->gregs) < 0
+ || aarch64_read_fregs(proc, &context->fpregs) < 0)
+ return -1;
+
+ context->ngrn = 0;
+ context->nsrn = 0;
+ /* XXX double cast */
+ context->nsaa = (arch_addr_t) (uintptr_t) context->gregs.sp;
+ context->x8 = 0;
+
+ return 0;
+}
+
+struct fetch_context *
+arch_fetch_arg_clone(struct process *proc, struct fetch_context *context)
+{
+ struct fetch_context *ret = malloc(sizeof(*ret));
+ if (ret == NULL)
+ return NULL;
+ return memcpy(ret, context, sizeof(*ret));
+}
+
+static void
+fetch_next_gpr(struct fetch_context *context, unsigned char *buf)
+{
+ uint64_t u = context->gregs.regs[context->ngrn++];
+ memcpy(buf, &u, 8);
+}
+
+static int
+fetch_gpr(struct fetch_context *context, struct value *value, size_t sz)
+{
+ if (sz < 8)
+ sz = 8;
+
+ unsigned char *buf = value_reserve(value, sz);
+ if (buf == NULL)
+ return -1;
+
+ size_t i;
+ for (i = 0; i < sz; i += 8)
+ fetch_next_gpr(context, buf + i);
+
+ return 0;
+}
+
+static void
+fetch_next_sse(struct fetch_context *context, unsigned char *buf, size_t sz)
+{
+ __int128 u = context->fpregs.vregs[context->nsrn++];
+ memcpy(buf, &u, sz);
+}
+
+static int
+fetch_sse(struct fetch_context *context, struct value *value, size_t sz)
+{
+ unsigned char *buf = value_reserve(value, sz);
+ if (buf == NULL)
+ return -1;
+
+ fetch_next_sse(context, buf, sz);
+ return 0;
+}
+
+static int
+fetch_hfa(struct fetch_context *context,
+ struct value *value, struct arg_type_info *hfa_t, size_t count)
+{
+ size_t sz = type_sizeof(value->inferior, hfa_t);
+ unsigned char *buf = value_reserve(value, sz * count);
+ if (buf == NULL)
+ return -1;
+
+ size_t i;
+ for (i = 0; i < count; ++i) {
+ fetch_next_sse(context, buf, sz);
+ buf += sz;
+ }
+ return 0;
+}
+
+static int
+fetch_stack(struct fetch_context *context, struct value *value,
+ size_t align, size_t sz)
+{
+ if (align < 8)
+ align = 8;
+ size_t amount = ((sz + align - 1) / align) * align;
+
+ /* XXX double casts */
+ uintptr_t sp = (uintptr_t) context->nsaa;
+ sp = ((sp + align - 1) / align) * align;
+
+ value_in_inferior(value, (arch_addr_t) sp);
+
+ sp += amount;
+ context->nsaa = (arch_addr_t) sp;
+
+ return 0;
+}
+
+enum convert_method {
+ CVT_ERR = -1,
+ CVT_NOP = 0,
+ CVT_BYREF,
+};
+
+enum fetch_method {
+ FETCH_NOP,
+ FETCH_STACK,
+ FETCH_GPR,
+ FETCH_SSE,
+ FETCH_HFA,
+};
+
+struct fetch_script {
+ enum convert_method c;
+ enum fetch_method f;
+ size_t sz;
+ struct arg_type_info *hfa_t;
+ size_t count;
+};
+
+static struct fetch_script
+pass_arg(struct fetch_context const *context,
+ struct process *proc, struct arg_type_info *info)
+{
+ enum fetch_method cvt = CVT_NOP;
+
+ size_t sz = type_sizeof(proc, info);
+ if (sz == (size_t) -1)
+ return (struct fetch_script) { CVT_ERR, FETCH_NOP, sz };
+
+ switch (info->type) {
+ case ARGTYPE_VOID:
+ return (struct fetch_script) { cvt, FETCH_NOP, sz };
+
+ case ARGTYPE_STRUCT:
+ case ARGTYPE_ARRAY:;
+ size_t count;
+ struct arg_type_info *hfa_t = type_get_hfa_type(info, &count);
+ if (hfa_t != NULL && count <= 4) {
+ if (context->nsrn + count <= 8)
+ return (struct fetch_script)
+ { cvt, FETCH_HFA, sz, hfa_t, count };
+ return (struct fetch_script)
+ { cvt, FETCH_STACK, sz, hfa_t, count };
+ }
+
+ if (sz <= 16) {
+ size_t count = sz / 8;
+ if (context->ngrn + count <= 8)
+ return (struct fetch_script)
+ { cvt, FETCH_GPR, sz };
+ }
+
+ cvt = CVT_BYREF;
+ sz = 8;
+ /* Fall through. */
+
+ case ARGTYPE_POINTER:
+ case ARGTYPE_INT:
+ case ARGTYPE_UINT:
+ case ARGTYPE_LONG:
+ case ARGTYPE_ULONG:
+ case ARGTYPE_CHAR:
+ case ARGTYPE_SHORT:
+ case ARGTYPE_USHORT:
+ if (context->ngrn < 8 && sz <= 8)
+ return (struct fetch_script) { cvt, FETCH_GPR, sz };
+ /* We don't support types wider than 8 bytes as of
+ * now. */
+ assert(sz <= 8);
+
+ return (struct fetch_script) { cvt, FETCH_STACK, sz };
+
+ case ARGTYPE_FLOAT:
+ case ARGTYPE_DOUBLE:
+ if (context->nsrn < 8) {
+ /* ltrace doesn't support float128. */
+ assert(sz <= 8);
+ return (struct fetch_script) { cvt, FETCH_SSE, sz };
+ }
+
+ return (struct fetch_script) { cvt, FETCH_STACK, sz };
+ }
+
+ assert(! "Failed to allocate argument.");
+ abort();
+}
+
+static int
+convert_arg(struct value *value, struct fetch_script how)
+{
+ switch (how.c) {
+ case CVT_NOP:
+ return 0;
+ case CVT_BYREF:
+ return value_pass_by_reference(value);
+ case CVT_ERR:
+ return -1;
+ }
+
+ assert(! "Don't know how to convert argument.");
+ abort();
+}
+
+static int
+fetch_arg(struct fetch_context *context,
+ struct process *proc, struct arg_type_info *info,
+ struct value *value, struct fetch_script how)
+{
+ if (convert_arg(value, how) < 0)
+ return -1;
+
+ switch (how.f) {
+ case FETCH_NOP:
+ return 0;
+
+ case FETCH_STACK:
+ if (how.hfa_t != NULL && how.count != 0 && how.count <= 8)
+ context->nsrn = 8;
+ return fetch_stack(context, value,
+ type_alignof(proc, info), how.sz);
+
+ case FETCH_GPR:
+ return fetch_gpr(context, value, how.sz);
+
+ case FETCH_SSE:
+ return fetch_sse(context, value, how.sz);
+
+ case FETCH_HFA:
+ return fetch_hfa(context, value, how.hfa_t, how.count);
+ }
+
+ assert(! "Don't know how to fetch argument.");
+ abort();
+}
+
+struct fetch_context *
+arch_fetch_arg_init(enum tof type, struct process *proc,
+ struct arg_type_info *ret_info)
+{
+ struct fetch_context *context = malloc(sizeof *context);
+ if (context == NULL || context_init(context, proc) < 0) {
+ fail:
+ free(context);
+ return NULL;
+ }
+
+ /* There's a provision in ARMv8 parameter passing convention
+ * for returning types that, if passed as first argument to a
+ * function, would be passed on stack. For those types, x8
+ * contains an address where the return argument should be
+ * placed. The callee doesn't need to preserve the value of
+ * x8, so we need to fetch it now.
+ *
+ * To my knowledge, there are currently no types where this
+ * holds, but the code is here, utterly untested. */
+
+ struct fetch_script how = pass_arg(context, proc, ret_info);
+ if (how.c == CVT_ERR)
+ goto fail;
+ if (how.c == CVT_NOP && how.f == FETCH_STACK) {
+ /* XXX double cast. */
+ context->x8 = (arch_addr_t) (uintptr_t) context->gregs.regs[8];
+ /* See the comment above about the assert. */
+ assert(! "Unexpected: first argument passed on stack.");
+ abort();
+ }
+
+ return context;
+}
+
+int
+arch_fetch_arg_next(struct fetch_context *context, enum tof type,
+ struct process *proc, struct arg_type_info *info,
+ struct value *value)
+{
+ return fetch_arg(context, proc, info, value,
+ pass_arg(context, proc, info));
+}
+
+int
+arch_fetch_retval(struct fetch_context *context, enum tof type,
+ struct process *proc, struct arg_type_info *info,
+ struct value *value)
+{
+ if (context->x8 != 0) {
+ value_in_inferior(value, context->x8);
+ return 0;
+ }
+
+ if (context_init(context, proc) < 0)
+ return -1;
+
+ return fetch_arg(context, proc, info, value,
+ pass_arg(context, proc, info));
+}
+
+void
+arch_fetch_arg_done(struct fetch_context *context)
+{
+ if (context != NULL)
+ free(context);
+}
+
+size_t
+arch_type_sizeof(struct process *proc, struct arg_type_info *arg)
+{
+ return (size_t) -2;
+}
+
+size_t
+arch_type_alignof(struct process *proc, struct arg_type_info *arg)
+{
+ return (size_t) -2;
+}
diff --git a/sysdeps/linux-gnu/aarch64/plt.c b/sysdeps/linux-gnu/aarch64/plt.c
new file mode 100644
index 0000000..29dc4c9
--- /dev/null
+++ b/sysdeps/linux-gnu/aarch64/plt.c
@@ -0,0 +1,38 @@
+/*
+ * This file is part of ltrace.
+ * Copyright (C) 2014 Petr Machata, Red Hat, Inc.
+ *
+ * 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., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ */
+
+#include <gelf.h>
+
+#include "backend.h"
+#include "proc.h"
+#include "library.h"
+#include "ltrace-elf.h"
+
+arch_addr_t
+sym2addr(struct process *proc, struct library_symbol *sym)
+{
+ return sym->enter_addr;
+}
+
+GElf_Addr
+arch_plt_sym_val(struct ltelf *lte, size_t ndx, GElf_Rela *rela)
+{
+ return lte->plt_addr + 32 + ndx * 16;
+}
diff --git a/sysdeps/linux-gnu/aarch64/ptrace.h b/sysdeps/linux-gnu/aarch64/ptrace.h
new file mode 100644
index 0000000..283c314
--- /dev/null
+++ b/sysdeps/linux-gnu/aarch64/ptrace.h
@@ -0,0 +1,22 @@
+/*
+ * This file is part of ltrace.
+ * Copyright (C) 2014 Petr Machata, Red Hat, Inc.
+ *
+ * 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., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ */
+
+#include <sys/ptrace.h>
+#include <asm/ptrace.h>
diff --git a/sysdeps/linux-gnu/aarch64/regs.c b/sysdeps/linux-gnu/aarch64/regs.c
new file mode 100644
index 0000000..06eb72b
--- /dev/null
+++ b/sysdeps/linux-gnu/aarch64/regs.c
@@ -0,0 +1,130 @@
+/*
+ * This file is part of ltrace.
+ * Copyright (C) 2014 Petr Machata, Red Hat, Inc.
+ *
+ * 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., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ */
+
+#include <sys/ptrace.h>
+#include <asm/ptrace.h>
+#include <linux/uio.h>
+#include <assert.h>
+#include <stdlib.h>
+
+#include "backend.h"
+#include "proc.h"
+
+#define PC_OFF (32 * 4)
+
+int
+aarch64_read_gregs(struct process *proc, struct user_pt_regs *regs)
+{
+ *regs = (struct user_pt_regs) {};
+ struct iovec iovec;
+ iovec.iov_base = regs;
+ iovec.iov_len = sizeof *regs;
+ return ptrace(PTRACE_GETREGSET, proc->pid, NT_PRSTATUS, &iovec) < 0
+ ? -1 : 0;
+}
+
+int
+aarch64_write_gregs(struct process *proc, struct user_pt_regs *regs)
+{
+ struct iovec iovec;
+ iovec.iov_base = regs;
+ iovec.iov_len = sizeof *regs;
+ return ptrace(PTRACE_SETREGSET, proc->pid, NT_PRSTATUS, &iovec) < 0
+ ? -1 : 0;
+}
+
+int
+aarch64_read_fregs(struct process *proc, struct user_fpsimd_state *regs)
+{
+ *regs = (struct user_fpsimd_state) {};
+ struct iovec iovec;
+ iovec.iov_base = regs;
+ iovec.iov_len = sizeof *regs;
+ return ptrace(PTRACE_GETREGSET, proc->pid, NT_FPREGSET, &iovec) < 0
+ ? -1 : 0;
+}
+
+arch_addr_t
+get_instruction_pointer(struct process *proc)
+{
+ struct user_pt_regs regs;
+ if (aarch64_read_gregs(proc, &regs) < 0) {
+ fprintf(stderr, "get_instruction_pointer: "
+ "Couldn't read registers of %d.\n", proc->pid);
+ return 0;
+ }
+
+ /*
+ char buf[128];
+ sprintf(buf, "cat /proc/%d/maps", proc->pid);
+ system(buf);
+ */
+
+ /* XXX double cast */
+ return (arch_addr_t) (uintptr_t) regs.pc;
+}
+
+void
+set_instruction_pointer(struct process *proc, arch_addr_t addr)
+{
+ struct user_pt_regs regs;
+ if (aarch64_read_gregs(proc, &regs) < 0) {
+ fprintf(stderr, "get_instruction_pointer: "
+ "Couldn't read registers of %d.\n", proc->pid);
+ return;
+ }
+
+ /* XXX double cast */
+ regs.pc = (uint64_t) (uintptr_t) addr;
+
+ if (aarch64_write_gregs(proc, &regs) < 0) {
+ fprintf(stderr, "get_instruction_pointer: "
+ "Couldn't write registers of %d.\n", proc->pid);
+ return;
+ }
+}
+
+arch_addr_t
+get_stack_pointer(struct process *proc)
+{
+ struct user_pt_regs regs;
+ if (aarch64_read_gregs(proc, &regs) < 0) {
+ fprintf(stderr, "get_stack_pointer: "
+ "Couldn't read registers of %d.\n", proc->pid);
+ return 0;
+ }
+
+ /* XXX double cast */
+ return (arch_addr_t) (uintptr_t) regs.sp;
+}
+
+arch_addr_t
+get_return_addr(struct process *proc, arch_addr_t stack_pointer)
+{
+ struct user_pt_regs regs;
+ if (aarch64_read_gregs(proc, &regs) < 0) {
+ fprintf(stderr, "get_return_addr: "
+ "Couldn't read registers of %d.\n", proc->pid);
+ return 0;
+ }
+
+ /* XXX double cast */
+ return (arch_addr_t) (uintptr_t) regs.regs[30];
+}
diff --git a/sysdeps/linux-gnu/aarch64/signalent.h b/sysdeps/linux-gnu/aarch64/signalent.h
new file mode 100644
index 0000000..bf56ebc
--- /dev/null
+++ b/sysdeps/linux-gnu/aarch64/signalent.h
@@ -0,0 +1,52 @@
+/*
+ * This file is part of ltrace.
+ * Copyright (C) 2006 Ian Wienand
+ *
+ * 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., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ */
+
+ "SIG_0", /* 0 */
+ "SIGHUP", /* 1 */
+ "SIGINT", /* 2 */
+ "SIGQUIT", /* 3 */
+ "SIGILL", /* 4 */
+ "SIGTRAP", /* 5 */
+ "SIGABRT", /* 6 */
+ "SIGBUS", /* 7 */
+ "SIGFPE", /* 8 */
+ "SIGKILL", /* 9 */
+ "SIGUSR1", /* 10 */
+ "SIGSEGV", /* 11 */
+ "SIGUSR2", /* 12 */
+ "SIGPIPE", /* 13 */
+ "SIGALRM", /* 14 */
+ "SIGTERM", /* 15 */
+ "SIGSTKFLT", /* 16 */
+ "SIGCHLD", /* 17 */
+ "SIGCONT", /* 18 */
+ "SIGSTOP", /* 19 */
+ "SIGTSTP", /* 20 */
+ "SIGTTIN", /* 21 */
+ "SIGTTOU", /* 22 */
+ "SIGURG", /* 23 */
+ "SIGXCPU", /* 24 */
+ "SIGXFSZ", /* 25 */
+ "SIGVTALRM", /* 26 */
+ "SIGPROF", /* 27 */
+ "SIGWINCH", /* 28 */
+ "SIGIO", /* 29 */
+ "SIGPWR", /* 30 */
+ "SIGSYS", /* 31 */
diff --git a/sysdeps/linux-gnu/aarch64/syscallent.h b/sysdeps/linux-gnu/aarch64/syscallent.h
new file mode 100644
index 0000000..aca8191
--- /dev/null
+++ b/sysdeps/linux-gnu/aarch64/syscallent.h
@@ -0,0 +1,1100 @@
+/*
+ * This file is part of ltrace.
+ * Copyright (C) 2014 Petr Machata, Red Hat, Inc.
+ *
+ * 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., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ */
+
+ "io_setup", /* 0 */
+ "io_destroy", /* 1 */
+ "io_submit", /* 2 */
+ "io_cancel", /* 3 */
+ "io_getevents", /* 4 */
+ "setxattr", /* 5 */
+ "lsetxattr", /* 6 */
+ "fsetxattr", /* 7 */
+ "getxattr", /* 8 */
+ "lgetxattr", /* 9 */
+ "fgetxattr", /* 10 */
+ "listxattr", /* 11 */
+ "llistxattr", /* 12 */
+ "flistxattr", /* 13 */
+ "removexattr", /* 14 */
+ "lremovexattr", /* 15 */
+ "fremovexattr", /* 16 */
+ "getcwd", /* 17 */
+ "lookup_dcookie", /* 18 */
+ "eventfd2", /* 19 */
+ "epoll_create1", /* 20 */
+ "epoll_ctl", /* 21 */
+ "epoll_pwait", /* 22 */
+ "dup", /* 23 */
+ "dup3", /* 24 */
+ "fcntl", /* 25 */
+ "inotify_init1", /* 26 */
+ "inotify_add_watch", /* 27 */
+ "inotify_rm_watch", /* 28 */
+ "ioctl", /* 29 */
+ "ioprio_set", /* 30 */
+ "ioprio_get", /* 31 */
+ "flock", /* 32 */
+ "mknodat", /* 33 */
+ "mkdirat", /* 34 */
+ "unlinkat", /* 35 */
+ "symlinkat", /* 36 */
+ "linkat", /* 37 */
+ "renameat", /* 38 */
+ "umount2", /* 39 */
+ "mount", /* 40 */
+ "pivot_root", /* 41 */
+ "nfsservctl", /* 42 */
+ "statfs", /* 43 */
+ "fstatfs", /* 44 */
+ "truncate", /* 45 */
+ "ftruncate", /* 46 */
+ "fallocate", /* 47 */
+ "faccessat", /* 48 */
+ "chdir", /* 49 */
+ "fchdir", /* 50 */
+ "chroot", /* 51 */
+ "fchmod", /* 52 */
+ "fchmodat", /* 53 */
+ "fchownat", /* 54 */
+ "fchown", /* 55 */
+ "openat", /* 56 */
+ "close", /* 57 */
+ "vhangup", /* 58 */
+ "pipe2", /* 59 */
+ "quotactl", /* 60 */
+ "getdents64", /* 61 */
+ "lseek", /* 62 */
+ "read", /* 63 */
+ "write", /* 64 */
+ "readv", /* 65 */
+ "writev", /* 66 */
+ "pread64", /* 67 */
+ "pwrite64", /* 68 */
+ "preadv", /* 69 */
+ "pwritev", /* 70 */
+ "sendfile", /* 71 */
+ "pselect6", /* 72 */
+ "ppoll", /* 73 */
+ "signalfd4", /* 74 */
+ "vmsplice", /* 75 */
+ "splice", /* 76 */
+ "tee", /* 77 */
+ "readlinkat", /* 78 */
+ "fstatat", /* 79 */
+ "fstat", /* 80 */
+ "sync", /* 81 */
+ "fsync", /* 82 */
+ "fdatasync", /* 83 */
+ "sync_file_range", /* 84 */
+ "timerfd_create", /* 85 */
+ "timerfd_settime", /* 86 */
+ "timerfd_gettime", /* 87 */
+ "utimensat", /* 88 */
+ "acct", /* 89 */
+ "capget", /* 90 */
+ "capset", /* 91 */
+ "personality", /* 92 */
+ "exit", /* 93 */
+ "exit_group", /* 94 */
+ "waitid", /* 95 */
+ "set_tid_address", /* 96 */
+ "unshare", /* 97 */
+ "futex", /* 98 */
+ "set_robust_list", /* 99 */
+ "get_robust_list", /* 100 */
+ "nanosleep", /* 101 */
+ "getitimer", /* 102 */
+ "setitimer", /* 103 */
+ "kexec_load", /* 104 */
+ "init_module", /* 105 */
+ "delete_module", /* 106 */
+ "timer_create", /* 107 */
+ "timer_gettime", /* 108 */
+ "timer_getoverrun", /* 109 */
+ "timer_settime", /* 110 */
+ "timer_delete", /* 111 */
+ "clock_settime", /* 112 */
+ "clock_gettime", /* 113 */
+ "clock_getres", /* 114 */
+ "clock_nanosleep", /* 115 */
+ "syslog", /* 116 */
+ "ptrace", /* 117 */
+ "sched_setparam", /* 118 */
+ "sched_setscheduler", /* 119 */
+ "sched_getscheduler", /* 120 */
+ "sched_getparam", /* 121 */
+ "sched_setaffinity", /* 122 */
+ "sched_getaffinity", /* 123 */
+ "sched_yield", /* 124 */
+ "sched_get_priority_max", /* 125 */
+ "sched_get_priority_min", /* 126 */
+ "sched_rr_get_interval", /* 127 */
+ "restart_syscall", /* 128 */
+ "kill", /* 129 */
+ "tkill", /* 130 */
+ "tgkill", /* 131 */
+ "sigaltstack", /* 132 */
+ "rt_sigsuspend", /* 133 */
+ "rt_sigaction", /* 134 */
+ "rt_sigprocmask", /* 135 */
+ "rt_sigpending", /* 136 */
+ "rt_sigtimedwait", /* 137 */
+ "rt_sigqueueinfo", /* 138 */
+ "rt_sigreturn", /* 139 */
+ "setpriority", /* 140 */
+ "getpriority", /* 141 */
+ "reboot", /* 142 */
+ "setregid", /* 143 */
+ "setgid", /* 144 */
+ "setreuid", /* 145 */
+ "setuid", /* 146 */
+ "setresuid", /* 147 */
+ "getresuid", /* 148 */
+ "setresgid", /* 149 */
+ "getresgid", /* 150 */
+ "setfsuid", /* 151 */
+ "setfsgid", /* 152 */
+ "times", /* 153 */
+ "setpgid", /* 154 */
+ "getpgid", /* 155 */
+ "getsid", /* 156 */
+ "setsid", /* 157 */
+ "getgroups", /* 158 */
+ "setgroups", /* 159 */
+ "uname", /* 160 */
+ "sethostname", /* 161 */
+ "setdomainname", /* 162 */
+ "getrlimit", /* 163 */
+ "setrlimit", /* 164 */
+ "getrusage", /* 165 */
+ "umask", /* 166 */
+ "prctl", /* 167 */
+ "getcpu", /* 168 */
+ "gettimeofday", /* 169 */
+ "settimeofday", /* 170 */
+ "adjtimex", /* 171 */
+ "getpid", /* 172 */
+ "getppid", /* 173 */
+ "getuid", /* 174 */
+ "geteuid", /* 175 */
+ "getgid", /* 176 */
+ "getegid", /* 177 */
+ "gettid", /* 178 */
+ "sysinfo", /* 179 */
+ "mq_open", /* 180 */
+ "mq_unlink", /* 181 */
+ "mq_timedsend", /* 182 */
+ "mq_timedreceive", /* 183 */
+ "mq_notify", /* 184 */
+ "mq_getsetattr", /* 185 */
+ "msgget", /* 186 */
+ "msgctl", /* 187 */
+ "msgrcv", /* 188 */
+ "msgsnd", /* 189 */
+ "semget", /* 190 */
+ "semctl", /* 191 */
+ "semtimedop", /* 192 */
+ "semop", /* 193 */
+ "shmget", /* 194 */
+ "shmctl", /* 195 */
+ "shmat", /* 196 */
+ "shmdt", /* 197 */
+ "socket", /* 198 */
+ "socketpair", /* 199 */
+ "bind", /* 200 */
+ "listen", /* 201 */
+ "accept", /* 202 */
+ "connect", /* 203 */
+ "getsockname", /* 204 */
+ "getpeername", /* 205 */
+ "sendto", /* 206 */
+ "recvfrom", /* 207 */
+ "setsockopt", /* 208 */
+ "getsockopt", /* 209 */
+ "shutdown", /* 210 */
+ "sendmsg", /* 211 */
+ "recvmsg", /* 212 */
+ "readahead", /* 213 */
+ "brk", /* 214 */
+ "munmap", /* 215 */
+ "mremap", /* 216 */
+ "add_key", /* 217 */
+ "request_key", /* 218 */
+ "keyctl", /* 219 */
+ "clone", /* 220 */
+ "execve", /* 221 */
+ "mmap", /* 222 */
+ "fadvise64", /* 223 */
+ "swapon", /* 224 */
+ "swapoff", /* 225 */
+ "mprotect", /* 226 */
+ "msync", /* 227 */
+ "mlock", /* 228 */
+ "munlock", /* 229 */
+ "mlockall", /* 230 */
+ "munlockall", /* 231 */
+ "mincore", /* 232 */
+ "madvise", /* 233 */
+ "remap_file_pages", /* 234 */
+ "mbind", /* 235 */
+ "get_mempolicy", /* 236 */
+ "set_mempolicy", /* 237 */
+ "migrate_pages", /* 238 */
+ "move_pages", /* 239 */
+ "rt_tgsigqueueinfo", /* 240 */
+ "perf_event_open", /* 241 */
+ "accept4", /* 242 */
+ "recvmmsg", /* 243 */
+ "arch_specific_syscall", /* 244 */
+ "245", /* 245 */
+ "246", /* 246 */
+ "247", /* 247 */
+ "248", /* 248 */
+ "249", /* 249 */
+ "250", /* 250 */
+ "251", /* 251 */
+ "252", /* 252 */
+ "253", /* 253 */
+ "254", /* 254 */
+ "255", /* 255 */
+ "256", /* 256 */
+ "257", /* 257 */
+ "258", /* 258 */
+ "259", /* 259 */
+ "wait4", /* 260 */
+ "prlimit64", /* 261 */
+ "fanotify_init", /* 262 */
+ "fanotify_mark", /* 263 */
+ "name_to_handle_at", /* 264 */
+ "open_by_handle_at", /* 265 */
+ "clock_adjtime", /* 266 */
+ "syncfs", /* 267 */
+ "setns", /* 268 */
+ "sendmmsg", /* 269 */
+ "process_vm_readv", /* 270 */
+ "process_vm_writev", /* 271 */
+ "kcmp", /* 272 */
+ "finit_module", /* 273 */
+ "syscalls", /* 274 */
+ "275", /* 275 */
+ "276", /* 276 */
+ "277", /* 277 */
+ "278", /* 278 */
+ "279", /* 279 */
+ "280", /* 280 */
+ "281", /* 281 */
+ "282", /* 282 */
+ "283", /* 283 */
+ "284", /* 284 */
+ "285", /* 285 */
+ "286", /* 286 */
+ "287", /* 287 */
+ "288", /* 288 */
+ "289", /* 289 */
+ "290", /* 290 */
+ "291", /* 291 */
+ "292", /* 292 */
+ "293", /* 293 */
+ "294", /* 294 */
+ "295", /* 295 */
+ "296", /* 296 */
+ "297", /* 297 */
+ "298", /* 298 */
+ "299", /* 299 */
+ "300", /* 300 */
+ "301", /* 301 */
+ "302", /* 302 */
+ "303", /* 303 */
+ "304", /* 304 */
+ "305", /* 305 */
+ "306", /* 306 */
+ "307", /* 307 */
+ "308", /* 308 */
+ "309", /* 309 */
+ "310", /* 310 */
+ "311", /* 311 */
+ "312", /* 312 */
+ "313", /* 313 */
+ "314", /* 314 */
+ "315", /* 315 */
+ "316", /* 316 */
+ "317", /* 317 */
+ "318", /* 318 */
+ "319", /* 319 */
+ "320", /* 320 */
+ "321", /* 321 */
+ "322", /* 322 */
+ "323", /* 323 */
+ "324", /* 324 */
+ "325", /* 325 */
+ "326", /* 326 */
+ "327", /* 327 */
+ "328", /* 328 */
+ "329", /* 329 */
+ "330", /* 330 */
+ "331", /* 331 */
+ "332", /* 332 */
+ "333", /* 333 */
+ "334", /* 334 */
+ "335", /* 335 */
+ "336", /* 336 */
+ "337", /* 337 */
+ "338", /* 338 */
+ "339", /* 339 */
+ "340", /* 340 */
+ "341", /* 341 */
+ "342", /* 342 */
+ "343", /* 343 */
+ "344", /* 344 */
+ "345", /* 345 */
+ "346", /* 346 */
+ "347", /* 347 */
+ "348", /* 348 */
+ "349", /* 349 */
+ "350", /* 350 */
+ "351", /* 351 */
+ "352", /* 352 */
+ "353", /* 353 */
+ "354", /* 354 */
+ "355", /* 355 */
+ "356", /* 356 */
+ "357", /* 357 */
+ "358", /* 358 */
+ "359", /* 359 */
+ "360", /* 360 */
+ "361", /* 361 */
+ "362", /* 362 */
+ "363", /* 363 */
+ "364", /* 364 */
+ "365", /* 365 */
+ "366", /* 366 */
+ "367", /* 367 */
+ "368", /* 368 */
+ "369", /* 369 */
+ "370", /* 370 */
+ "371", /* 371 */
+ "372", /* 372 */
+ "373", /* 373 */
+ "374", /* 374 */
+ "375", /* 375 */
+ "376", /* 376 */
+ "377", /* 377 */
+ "378", /* 378 */
+ "379", /* 379 */
+ "380", /* 380 */
+ "381", /* 381 */
+ "382", /* 382 */
+ "383", /* 383 */
+ "384", /* 384 */
+ "385", /* 385 */
+ "386", /* 386 */
+ "387", /* 387 */
+ "388", /* 388 */
+ "389", /* 389 */
+ "390", /* 390 */
+ "391", /* 391 */
+ "392", /* 392 */
+ "393", /* 393 */
+ "394", /* 394 */
+ "395", /* 395 */
+ "396", /* 396 */
+ "397", /* 397 */
+ "398", /* 398 */
+ "399", /* 399 */
+ "400", /* 400 */
+ "401", /* 401 */
+ "402", /* 402 */
+ "403", /* 403 */
+ "404", /* 404 */
+ "405", /* 405 */
+ "406", /* 406 */
+ "407", /* 407 */
+ "408", /* 408 */
+ "409", /* 409 */
+ "410", /* 410 */
+ "411", /* 411 */
+ "412", /* 412 */
+ "413", /* 413 */
+ "414", /* 414 */
+ "415", /* 415 */
+ "416", /* 416 */
+ "417", /* 417 */
+ "418", /* 418 */
+ "419", /* 419 */
+ "420", /* 420 */
+ "421", /* 421 */
+ "422", /* 422 */
+ "423", /* 423 */
+ "424", /* 424 */
+ "425", /* 425 */
+ "426", /* 426 */
+ "427", /* 427 */
+ "428", /* 428 */
+ "429", /* 429 */
+ "430", /* 430 */
+ "431", /* 431 */
+ "432", /* 432 */
+ "433", /* 433 */
+ "434", /* 434 */
+ "435", /* 435 */
+ "436", /* 436 */
+ "437", /* 437 */
+ "438", /* 438 */
+ "439", /* 439 */
+ "440", /* 440 */
+ "441", /* 441 */
+ "442", /* 442 */
+ "443", /* 443 */
+ "444", /* 444 */
+ "445", /* 445 */
+ "446", /* 446 */
+ "447", /* 447 */
+ "448", /* 448 */
+ "449", /* 449 */
+ "450", /* 450 */
+ "451", /* 451 */
+ "452", /* 452 */
+ "453", /* 453 */
+ "454", /* 454 */
+ "455", /* 455 */
+ "456", /* 456 */
+ "457", /* 457 */
+ "458", /* 458 */
+ "459", /* 459 */
+ "460", /* 460 */
+ "461", /* 461 */
+ "462", /* 462 */
+ "463", /* 463 */
+ "464", /* 464 */
+ "465", /* 465 */
+ "466", /* 466 */
+ "467", /* 467 */
+ "468", /* 468 */
+ "469", /* 469 */
+ "470", /* 470 */
+ "471", /* 471 */
+ "472", /* 472 */
+ "473", /* 473 */
+ "474", /* 474 */
+ "475", /* 475 */
+ "476", /* 476 */
+ "477", /* 477 */
+ "478", /* 478 */
+ "479", /* 479 */
+ "480", /* 480 */
+ "481", /* 481 */
+ "482", /* 482 */
+ "483", /* 483 */
+ "484", /* 484 */
+ "485", /* 485 */
+ "486", /* 486 */
+ "487", /* 487 */
+ "488", /* 488 */
+ "489", /* 489 */
+ "490", /* 490 */
+ "491", /* 491 */
+ "492", /* 492 */
+ "493", /* 493 */
+ "494", /* 494 */
+ "495", /* 495 */
+ "496", /* 496 */
+ "497", /* 497 */
+ "498", /* 498 */
+ "499", /* 499 */
+ "500", /* 500 */
+ "501", /* 501 */
+ "502", /* 502 */
+ "503", /* 503 */
+ "504", /* 504 */
+ "505", /* 505 */
+ "506", /* 506 */
+ "507", /* 507 */
+ "508", /* 508 */
+ "509", /* 509 */
+ "510", /* 510 */
+ "511", /* 511 */
+ "512", /* 512 */
+ "513", /* 513 */
+ "514", /* 514 */
+ "515", /* 515 */
+ "516", /* 516 */
+ "517", /* 517 */
+ "518", /* 518 */
+ "519", /* 519 */
+ "520", /* 520 */
+ "521", /* 521 */
+ "522", /* 522 */
+ "523", /* 523 */
+ "524", /* 524 */
+ "525", /* 525 */
+ "526", /* 526 */
+ "527", /* 527 */
+ "528", /* 528 */
+ "529", /* 529 */
+ "530", /* 530 */
+ "531", /* 531 */
+ "532", /* 532 */
+ "533", /* 533 */
+ "534", /* 534 */
+ "535", /* 535 */
+ "536", /* 536 */
+ "537", /* 537 */
+ "538", /* 538 */
+ "539", /* 539 */
+ "540", /* 540 */
+ "541", /* 541 */
+ "542", /* 542 */
+ "543", /* 543 */
+ "544", /* 544 */
+ "545", /* 545 */
+ "546", /* 546 */
+ "547", /* 547 */
+ "548", /* 548 */
+ "549", /* 549 */
+ "550", /* 550 */
+ "551", /* 551 */
+ "552", /* 552 */
+ "553", /* 553 */
+ "554", /* 554 */
+ "555", /* 555 */
+ "556", /* 556 */
+ "557", /* 557 */
+ "558", /* 558 */
+ "559", /* 559 */
+ "560", /* 560 */
+ "561", /* 561 */
+ "562", /* 562 */
+ "563", /* 563 */
+ "564", /* 564 */
+ "565", /* 565 */
+ "566", /* 566 */
+ "567", /* 567 */
+ "568", /* 568 */
+ "569", /* 569 */
+ "570", /* 570 */
+ "571", /* 571 */
+ "572", /* 572 */
+ "573", /* 573 */
+ "574", /* 574 */
+ "575", /* 575 */
+ "576", /* 576 */
+ "577", /* 577 */
+ "578", /* 578 */
+ "579", /* 579 */
+ "580", /* 580 */
+ "581", /* 581 */
+ "582", /* 582 */
+ "583", /* 583 */
+ "584", /* 584 */
+ "585", /* 585 */
+ "586", /* 586 */
+ "587", /* 587 */
+ "588", /* 588 */
+ "589", /* 589 */
+ "590", /* 590 */
+ "591", /* 591 */
+ "592", /* 592 */
+ "593", /* 593 */
+ "594", /* 594 */
+ "595", /* 595 */
+ "596", /* 596 */
+ "597", /* 597 */
+ "598", /* 598 */
+ "599", /* 599 */
+ "600", /* 600 */
+ "601", /* 601 */
+ "602", /* 602 */
+ "603", /* 603 */
+ "604", /* 604 */
+ "605", /* 605 */
+ "606", /* 606 */
+ "607", /* 607 */
+ "608", /* 608 */
+ "609", /* 609 */
+ "610", /* 610 */
+ "611", /* 611 */
+ "612", /* 612 */
+ "613", /* 613 */
+ "614", /* 614 */
+ "615", /* 615 */
+ "616", /* 616 */
+ "617", /* 617 */
+ "618", /* 618 */
+ "619", /* 619 */
+ "620", /* 620 */
+ "621", /* 621 */
+ "622", /* 622 */
+ "623", /* 623 */
+ "624", /* 624 */
+ "625", /* 625 */
+ "626", /* 626 */
+ "627", /* 627 */
+ "628", /* 628 */
+ "629", /* 629 */
+ "630", /* 630 */
+ "631", /* 631 */
+ "632", /* 632 */
+ "633", /* 633 */
+ "634", /* 634 */
+ "635", /* 635 */
+ "636", /* 636 */
+ "637", /* 637 */
+ "638", /* 638 */
+ "639", /* 639 */
+ "640", /* 640 */
+ "641", /* 641 */
+ "642", /* 642 */
+ "643", /* 643 */
+ "644", /* 644 */
+ "645", /* 645 */
+ "646", /* 646 */
+ "647", /* 647 */
+ "648", /* 648 */
+ "649", /* 649 */
+ "650", /* 650 */
+ "651", /* 651 */
+ "652", /* 652 */
+ "653", /* 653 */
+ "654", /* 654 */
+ "655", /* 655 */
+ "656", /* 656 */
+ "657", /* 657 */
+ "658", /* 658 */
+ "659", /* 659 */
+ "660", /* 660 */
+ "661", /* 661 */
+ "662", /* 662 */
+ "663", /* 663 */
+ "664", /* 664 */
+ "665", /* 665 */
+ "666", /* 666 */
+ "667", /* 667 */
+ "668", /* 668 */
+ "669", /* 669 */
+ "670", /* 670 */
+ "671", /* 671 */
+ "672", /* 672 */
+ "673", /* 673 */
+ "674", /* 674 */
+ "675", /* 675 */
+ "676", /* 676 */
+ "677", /* 677 */
+ "678", /* 678 */
+ "679", /* 679 */
+ "680", /* 680 */
+ "681", /* 681 */
+ "682", /* 682 */
+ "683", /* 683 */
+ "684", /* 684 */
+ "685", /* 685 */
+ "686", /* 686 */
+ "687", /* 687 */
+ "688", /* 688 */
+ "689", /* 689 */
+ "690", /* 690 */
+ "691", /* 691 */
+ "692", /* 692 */
+ "693", /* 693 */
+ "694", /* 694 */
+ "695", /* 695 */
+ "696", /* 696 */
+ "697", /* 697 */
+ "698", /* 698 */
+ "699", /* 699 */
+ "700", /* 700 */
+ "701", /* 701 */
+ "702", /* 702 */
+ "703", /* 703 */
+ "704", /* 704 */
+ "705", /* 705 */
+ "706", /* 706 */
+ "707", /* 707 */
+ "708", /* 708 */
+ "709", /* 709 */
+ "710", /* 710 */
+ "711", /* 711 */
+ "712", /* 712 */
+ "713", /* 713 */
+ "714", /* 714 */
+ "715", /* 715 */
+ "716", /* 716 */
+ "717", /* 717 */
+ "718", /* 718 */
+ "719", /* 719 */
+ "720", /* 720 */
+ "721", /* 721 */
+ "722", /* 722 */
+ "723", /* 723 */
+ "724", /* 724 */
+ "725", /* 725 */
+ "726", /* 726 */
+ "727", /* 727 */
+ "728", /* 728 */
+ "729", /* 729 */
+ "730", /* 730 */
+ "731", /* 731 */
+ "732", /* 732 */
+ "733", /* 733 */
+ "734", /* 734 */
+ "735", /* 735 */
+ "736", /* 736 */
+ "737", /* 737 */
+ "738", /* 738 */
+ "739", /* 739 */
+ "740", /* 740 */
+ "741", /* 741 */
+ "742", /* 742 */
+ "743", /* 743 */
+ "744", /* 744 */
+ "745", /* 745 */
+ "746", /* 746 */
+ "747", /* 747 */
+ "748", /* 748 */
+ "749", /* 749 */
+ "750", /* 750 */
+ "751", /* 751 */
+ "752", /* 752 */
+ "753", /* 753 */
+ "754", /* 754 */
+ "755", /* 755 */
+ "756", /* 756 */
+ "757", /* 757 */
+ "758", /* 758 */
+ "759", /* 759 */
+ "760", /* 760 */
+ "761", /* 761 */
+ "762", /* 762 */
+ "763", /* 763 */
+ "764", /* 764 */
+ "765", /* 765 */
+ "766", /* 766 */
+ "767", /* 767 */
+ "768", /* 768 */
+ "769", /* 769 */
+ "770", /* 770 */
+ "771", /* 771 */
+ "772", /* 772 */
+ "773", /* 773 */
+ "774", /* 774 */
+ "775", /* 775 */
+ "776", /* 776 */
+ "777", /* 777 */
+ "778", /* 778 */
+ "779", /* 779 */
+ "780", /* 780 */
+ "781", /* 781 */
+ "782", /* 782 */
+ "783", /* 783 */
+ "784", /* 784 */
+ "785", /* 785 */
+ "786", /* 786 */
+ "787", /* 787 */
+ "788", /* 788 */
+ "789", /* 789 */
+ "790", /* 790 */
+ "791", /* 791 */
+ "792", /* 792 */
+ "793", /* 793 */
+ "794", /* 794 */
+ "795", /* 795 */
+ "796", /* 796 */
+ "797", /* 797 */
+ "798", /* 798 */
+ "799", /* 799 */
+ "800", /* 800 */
+ "801", /* 801 */
+ "802", /* 802 */
+ "803", /* 803 */
+ "804", /* 804 */
+ "805", /* 805 */
+ "806", /* 806 */
+ "807", /* 807 */
+ "808", /* 808 */
+ "809", /* 809 */
+ "810", /* 810 */
+ "811", /* 811 */
+ "812", /* 812 */
+ "813", /* 813 */
+ "814", /* 814 */
+ "815", /* 815 */
+ "816", /* 816 */
+ "817", /* 817 */
+ "818", /* 818 */
+ "819", /* 819 */
+ "820", /* 820 */
+ "821", /* 821 */
+ "822", /* 822 */
+ "823", /* 823 */
+ "824", /* 824 */
+ "825", /* 825 */
+ "826", /* 826 */
+ "827", /* 827 */
+ "828", /* 828 */
+ "829", /* 829 */
+ "830", /* 830 */
+ "831", /* 831 */
+ "832", /* 832 */
+ "833", /* 833 */
+ "834", /* 834 */
+ "835", /* 835 */
+ "836", /* 836 */
+ "837", /* 837 */
+ "838", /* 838 */
+ "839", /* 839 */
+ "840", /* 840 */
+ "841", /* 841 */
+ "842", /* 842 */
+ "843", /* 843 */
+ "844", /* 844 */
+ "845", /* 845 */
+ "846", /* 846 */
+ "847", /* 847 */
+ "848", /* 848 */
+ "849", /* 849 */
+ "850", /* 850 */
+ "851", /* 851 */
+ "852", /* 852 */
+ "853", /* 853 */
+ "854", /* 854 */
+ "855", /* 855 */
+ "856", /* 856 */
+ "857", /* 857 */
+ "858", /* 858 */
+ "859", /* 859 */
+ "860", /* 860 */
+ "861", /* 861 */
+ "862", /* 862 */
+ "863", /* 863 */
+ "864", /* 864 */
+ "865", /* 865 */
+ "866", /* 866 */
+ "867", /* 867 */
+ "868", /* 868 */
+ "869", /* 869 */
+ "870", /* 870 */
+ "871", /* 871 */
+ "872", /* 872 */
+ "873", /* 873 */
+ "874", /* 874 */
+ "875", /* 875 */
+ "876", /* 876 */
+ "877", /* 877 */
+ "878", /* 878 */
+ "879", /* 879 */
+ "880", /* 880 */
+ "881", /* 881 */
+ "882", /* 882 */
+ "883", /* 883 */
+ "884", /* 884 */
+ "885", /* 885 */
+ "886", /* 886 */
+ "887", /* 887 */
+ "888", /* 888 */
+ "889", /* 889 */
+ "890", /* 890 */
+ "891", /* 891 */
+ "892", /* 892 */
+ "893", /* 893 */
+ "894", /* 894 */
+ "895", /* 895 */
+ "896", /* 896 */
+ "897", /* 897 */
+ "898", /* 898 */
+ "899", /* 899 */
+ "900", /* 900 */
+ "901", /* 901 */
+ "902", /* 902 */
+ "903", /* 903 */
+ "904", /* 904 */
+ "905", /* 905 */
+ "906", /* 906 */
+ "907", /* 907 */
+ "908", /* 908 */
+ "909", /* 909 */
+ "910", /* 910 */
+ "911", /* 911 */
+ "912", /* 912 */
+ "913", /* 913 */
+ "914", /* 914 */
+ "915", /* 915 */
+ "916", /* 916 */
+ "917", /* 917 */
+ "918", /* 918 */
+ "919", /* 919 */
+ "920", /* 920 */
+ "921", /* 921 */
+ "922", /* 922 */
+ "923", /* 923 */
+ "924", /* 924 */
+ "925", /* 925 */
+ "926", /* 926 */
+ "927", /* 927 */
+ "928", /* 928 */
+ "929", /* 929 */
+ "930", /* 930 */
+ "931", /* 931 */
+ "932", /* 932 */
+ "933", /* 933 */
+ "934", /* 934 */
+ "935", /* 935 */
+ "936", /* 936 */
+ "937", /* 937 */
+ "938", /* 938 */
+ "939", /* 939 */
+ "940", /* 940 */
+ "941", /* 941 */
+ "942", /* 942 */
+ "943", /* 943 */
+ "944", /* 944 */
+ "945", /* 945 */
+ "946", /* 946 */
+ "947", /* 947 */
+ "948", /* 948 */
+ "949", /* 949 */
+ "950", /* 950 */
+ "951", /* 951 */
+ "952", /* 952 */
+ "953", /* 953 */
+ "954", /* 954 */
+ "955", /* 955 */
+ "956", /* 956 */
+ "957", /* 957 */
+ "958", /* 958 */
+ "959", /* 959 */
+ "960", /* 960 */
+ "961", /* 961 */
+ "962", /* 962 */
+ "963", /* 963 */
+ "964", /* 964 */
+ "965", /* 965 */
+ "966", /* 966 */
+ "967", /* 967 */
+ "968", /* 968 */
+ "969", /* 969 */
+ "970", /* 970 */
+ "971", /* 971 */
+ "972", /* 972 */
+ "973", /* 973 */
+ "974", /* 974 */
+ "975", /* 975 */
+ "976", /* 976 */
+ "977", /* 977 */
+ "978", /* 978 */
+ "979", /* 979 */
+ "980", /* 980 */
+ "981", /* 981 */
+ "982", /* 982 */
+ "983", /* 983 */
+ "984", /* 984 */
+ "985", /* 985 */
+ "986", /* 986 */
+ "987", /* 987 */
+ "988", /* 988 */
+ "989", /* 989 */
+ "990", /* 990 */
+ "991", /* 991 */
+ "992", /* 992 */
+ "993", /* 993 */
+ "994", /* 994 */
+ "995", /* 995 */
+ "996", /* 996 */
+ "997", /* 997 */
+ "998", /* 998 */
+ "999", /* 999 */
+ "1000", /* 1000 */
+ "1001", /* 1001 */
+ "1002", /* 1002 */
+ "1003", /* 1003 */
+ "1004", /* 1004 */
+ "1005", /* 1005 */
+ "1006", /* 1006 */
+ "1007", /* 1007 */
+ "1008", /* 1008 */
+ "1009", /* 1009 */
+ "1010", /* 1010 */
+ "1011", /* 1011 */
+ "1012", /* 1012 */
+ "1013", /* 1013 */
+ "1014", /* 1014 */
+ "1015", /* 1015 */
+ "1016", /* 1016 */
+ "1017", /* 1017 */
+ "1018", /* 1018 */
+ "1019", /* 1019 */
+ "1020", /* 1020 */
+ "1021", /* 1021 */
+ "1022", /* 1022 */
+ "1023", /* 1023 */
+ "open", /* 1024 */
+ "link", /* 1025 */
+ "unlink", /* 1026 */
+ "mknod", /* 1027 */
+ "chmod", /* 1028 */
+ "chown", /* 1029 */
+ "mkdir", /* 1030 */
+ "rmdir", /* 1031 */
+ "lchown", /* 1032 */
+ "access", /* 1033 */
+ "rename", /* 1034 */
+ "readlink", /* 1035 */
+ "symlink", /* 1036 */
+ "utimes", /* 1037 */
+ "stat", /* 1038 */
+ "lstat", /* 1039 */
+ "pipe", /* 1040 */
+ "dup2", /* 1041 */
+ "epoll_create", /* 1042 */
+ "inotify_init", /* 1043 */
+ "eventfd", /* 1044 */
+ "signalfd", /* 1045 */
+ "sendfile", /* 1046 */
+ "ftruncate", /* 1047 */
+ "truncate", /* 1048 */
+ "stat", /* 1049 */
+ "lstat", /* 1050 */
+ "fstat", /* 1051 */
+ "fcntl", /* 1052 */
+ "fadvise64", /* 1053 */
+ "newfstatat", /* 1054 */
+ "fstatfs", /* 1055 */
+ "statfs", /* 1056 */
+ "lseek", /* 1057 */
+ "mmap", /* 1058 */
+ "alarm", /* 1059 */
+ "getpgrp", /* 1060 */
+ "pause", /* 1061 */
+ "time", /* 1062 */
+ "utime", /* 1063 */
+ "creat", /* 1064 */
+ "getdents", /* 1065 */
+ "futimesat", /* 1066 */
+ "select", /* 1067 */
+ "poll", /* 1068 */
+ "epoll_wait", /* 1069 */
+ "ustat", /* 1070 */
+ "vfork", /* 1071 */
+ "oldwait4", /* 1072 */
+ "recv", /* 1073 */
+ "send", /* 1074 */
+ "bdflush", /* 1075 */
+ "umount", /* 1076 */
+ "uselib", /* 1077 */
+ "_sysctl", /* 1078 */
+ "fork", /* 1079 */
diff --git a/sysdeps/linux-gnu/aarch64/trace.c b/sysdeps/linux-gnu/aarch64/trace.c
new file mode 100644
index 0000000..5544b51
--- /dev/null
+++ b/sysdeps/linux-gnu/aarch64/trace.c
@@ -0,0 +1,83 @@
+/*
+ * This file is part of ltrace.
+ * Copyright (C) 2014 Petr Machata, Red Hat, Inc.
+ *
+ * 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., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ */
+
+#include <sys/ptrace.h>
+#include <sys/types.h>
+#include <sys/wait.h>
+#include <asm/ptrace.h>
+#include <string.h>
+#include <errno.h>
+
+#include "backend.h"
+#include "proc.h"
+
+void
+get_arch_dep(struct process *proc)
+{
+}
+
+int aarch64_read_gregs(struct process *proc, struct user_pt_regs *regs);
+
+/* The syscall instruction is:
+ * | 31 21 | 20 5 | 4 0 |
+ * | 1 1 0 1 0 1 0 0 | 0 0 0 | imm16 | 0 0 0 0 1 | */
+#define SVC_MASK 0xffe0001f
+#define SVC_VALUE 0xd4000001
+
+int
+syscall_p(struct process *proc, int status, int *sysnum)
+{
+ if (WIFSTOPPED(status)
+ && WSTOPSIG(status) == (SIGTRAP | proc->tracesysgood)) {
+
+ struct user_pt_regs regs;
+ if (aarch64_read_gregs(proc, &regs) < 0) {
+ fprintf(stderr, "syscall_p: "
+ "Couldn't read registers of %d.\n", proc->pid);
+ return -1;
+ }
+
+ errno = 0;
+ unsigned long insn = (unsigned long) ptrace(PTRACE_PEEKTEXT,
+ proc->pid,
+ regs.pc - 4, 0);
+ if (insn == -1UL && errno != 0) {
+ fprintf(stderr, "syscall_p: "
+ "Couldn't peek into %d: %s\n", proc->pid,
+ strerror(errno));
+ return -1;
+ }
+
+ insn &= 0xffffffffUL;
+ if ((insn & SVC_MASK) == SVC_VALUE) {
+ *sysnum = regs.regs[8];
+
+ size_t d1 = proc->callstack_depth - 1;
+ if (proc->callstack_depth > 0
+ && proc->callstack[d1].is_syscall
+ && proc->callstack[d1].c_un.syscall == *sysnum)
+ return 2;
+
+ return 1;
+ }
+ }
+
+ return 0;
+}
diff --git a/testsuite/ltrace.main/system_call_params.exp b/testsuite/ltrace.main/system_call_params.exp
index 787e342..2ccf840 100644
--- a/testsuite/ltrace.main/system_call_params.exp
+++ b/testsuite/ltrace.main/system_call_params.exp
@@ -1,5 +1,5 @@
# This file is part of ltrace.
-# Copyright (C) 2013 Petr Machata, Red Hat Inc.
+# Copyright (C) 2013, 2014 Petr Machata, Red Hat Inc.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
@@ -17,11 +17,25 @@
# 02110-1301 USA
set bin [ltraceCompile {} [ltraceSource c {
+ #define _GNU_SOURCE
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
+ #include <unistd.h>
+ #include <sys/syscall.h> /* For SYS_xxx definitions */
+
+ #ifndef SYS_open
+ # if defined(__aarch64__)
+ # /* Linux doesn't actually implement SYS_open on AArch64, but for merely
+ # * recording the syscall, it's fine. */
+ # define SYS_open 1024
+ # else
+ # error SYS_open not available.
+ # endif
+ #endif
+
int main(void) {
- open("/some/path", O_RDONLY);
+ syscall(SYS_open, "/some/path", O_RDONLY);
write(1, "something", 10);
mount("source", "target", "filesystemtype", 0, 0);
}
diff --git a/testsuite/ltrace.main/system_calls.c b/testsuite/ltrace.main/system_calls.c
deleted file mode 100644
index 7be3d04..0000000
--- a/testsuite/ltrace.main/system_calls.c
+++ /dev/null
@@ -1,68 +0,0 @@
-/* Ltrace Test : system_calls.c.
- Objectives : Verify that Ltrace can trace all the system calls in
- execution.
-
- You can add new system calls in it and add its verification in
- system_calls correspondingly.
-
- This file was written by Yao Qi <qiyao@cn.ibm.com>. */
-
-#include <stdio.h>
-#include <unistd.h>
-#include <sys/syscall.h>
-#include <sys/stat.h>
-#include <errno.h>
-
-void exit (int);
-
-#define BUF_SIZE 100
-
-int
-main ()
-{
- FILE* fp;
- char s[]="system_calls";
- char buffer[BUF_SIZE];
- struct stat state;
-
- /* SYS_open. */
- fp = fopen ("system_calls.tmp", "w");
- if (fp == NULL)
- {
- printf("Can not create system_calls.tmp\n");
- exit (0);
- }
- /* SYS_write. */
- fwrite(s, sizeof(s), 1, fp);
- /* SYS_lseek. */
- fseek (fp, 0, SEEK_CUR);
- /* SYS_read. */
- fread(buffer, sizeof(s), 1, fp);
- /* SYS_close. */
- fclose(fp);
-
- /* SYS_getcwd. */
- getcwd (buffer, BUF_SIZE);
- /* SYS_chdir. */
- chdir (".");
- /* SYS_symlink. */
- symlink ("system_calls.tmp", "system_calls.link");
- /* SYS_unlink. */
- remove("system_calls.link");
- /* SYS_rename. */
- rename ("system_calls.tmp", "system_calls.tmp1");
- /* SYS_stat. */
- stat ("system_calls.tmp", &state);
- /* SYS_access. */
- access ("system_calls.tmp", R_OK);
- remove("system_calls.tmp1");
-
- /* SYS_mkdir. */
- mkdir ("system_call_mkdir", 0777);
- /* SYS_rmdir. */
- rmdir ("system_call_mkdir");
-
- return 0;
-}
-
-
diff --git a/testsuite/ltrace.main/system_calls.exp b/testsuite/ltrace.main/system_calls.exp
index a74fa04..f60e319 100644
--- a/testsuite/ltrace.main/system_calls.exp
+++ b/testsuite/ltrace.main/system_calls.exp
@@ -1,67 +1,146 @@
-# This file was written by Yao Qi <qiyao@cn.ibm.com>.
+# This file is part of ltrace.
+# Copyright (C) 2014 Petr Machata, Red Hat Inc.
+# Copyright (C) 2006 Yao Qi <qiyao@cn.ibm.com>, IBM Corporation
+#
+# 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., 51 Franklin St, Fifth Floor, Boston, MA
+# 02110-1301 USA
-set testfile "system_calls"
-set srcfile ${testfile}.c
-set binfile ${testfile}
+# Objectives: Verify that Ltrace can trace all the system calls in
+# execution. Note that this test is necessarily noisy. Dynamic
+# linker adds a bunch of system calls of its own.
+set empty [ltraceCompile {} [ltraceSource c {
+ int main (void) { return 0; }
+}]]
-verbose "compiling source file now....."
-# Build the shared libraries this test case needs.
-if { [ ltrace_compile "${srcdir}/${subdir}/${testfile}.c" "${objdir}/${subdir}/${binfile}" executable {debug} ] != "" } {
- send_user "Testcase compile failed, so all tests in this file will automatically fail.\n"
+set bin [ltraceCompile {} [ltraceSource c {
+ #include <stdio.h>
+ #include <unistd.h>
+ #include <sys/syscall.h>
+ #include <sys/stat.h>
+ #include <errno.h>
+ #include <stdlib.h>
+
+ int
+ main ()
+ {
+ FILE* fp;
+ char s[]="system_calls";
+ char buffer[1024];
+ struct stat state;
+
+ fp = fopen ("system_calls.tmp", "w");
+ if (fp == NULL)
+ {
+ printf("Can not create system_calls.tmp\n");
+ exit (0);
+ }
+ fwrite(s, sizeof(s), 1, fp);
+ fseek (fp, 0, SEEK_CUR);
+ fread(buffer, sizeof(s), 1, fp);
+ fclose(fp);
+
+ getcwd (buffer, sizeof buffer);
+ chdir (".");
+ symlink ("system_calls.tmp", "system_calls.link");
+ remove("system_calls.link");
+ rename ("system_calls.tmp", "system_calls.tmp1");
+ stat ("system_calls.tmp", &state);
+ access ("system_calls.tmp", R_OK);
+ remove("system_calls.tmp1");
+
+ mkdir ("system_call_mkdir", 0777);
+ rmdir ("system_call_mkdir");
+
+ return 0;
+ }
+}]]
+
+proc Calls {logfile} {
+ set fp [open $logfile]
+ set ret {}
+
+ while {[gets $fp line] >= 0} {
+ if [regexp -- {^[a-zA-Z0-9]*@SYS} $line] {
+ set call [lindex [split $line @] 0]
+ dict incr ret $call
+ }
+ }
+
+ close $fp
+ return $ret
+}
+
+proc GetDefault {d key def} {
+ if {[dict exists $d $key]} {
+ return [dict get $d $key]
+ } else {
+ return $def
+ }
}
-# set options for ltrace.
-ltrace_options "-S"
+proc Diff {d1 d2} {
+ set keys [lsort -unique [concat [dict keys $d1] [dict keys $d2]]]
+ set ret {}
+ foreach key $keys {
+ set n1 [GetDefault $d1 $key 0]
+ set n2 [GetDefault $d2 $key 0]
+ set sum [expr $n1 - $n2]
+ if {[expr $sum != 0]} {
+ dict set ret $key $sum
+ }
+ }
+ return $ret
+}
+
+proc Match {d patterns} {
+ foreach line $patterns {
+ set pattern [lindex $line 0]
+ set op [lindex $line 1]
+ set expect [lindex $line 2]
-#Run PUT for ltarce.
-set exec_output [ltrace_runtest $objdir/$subdir $objdir/$subdir/$binfile]
+ set count 0
+ foreach key [dict keys $d] {
+ if [regexp -- $pattern $key] {
+ incr count [dict get $d $key]
+ }
+ }
-#check the output of this program.
-verbose "ltrace runtest output: $exec_output\n"
+ set msgMain "$pattern was recorded $count times"
-if [regexp {ELF from incompatible architecture} $exec_output] {
- fail "32-bit ltrace can not perform on 64-bit PUTs and rebuild ltrace in 64 bit mode!"
- return
-} elseif [ regexp {Couldn't get .hash data} $exec_output ] {
- fail "Couldn't get .hash data!"
- return
+ if {[eval expr $count $op $expect]} {
+ pass $msgMain
+ } else {
+ fail "$msgMain, expected $op $expect"
+ }
+ }
}
+Match [Diff [Calls [ltraceRun -L -S -- $bin]] \
+ [Calls [ltraceRun -L -S -- $empty]]] {
+ { {^write$} == 1 }
+ { {^unlink(at)?$} >= 2 }
+ { {^open(at)?$} == 1 }
+ { {^(new|f)?stat(64)?$} == 1 }
+ { {^close$} == 1 }
+ { {^getcwd$} == 1 }
+ { {^chdir$} == 1 }
+ { {^symlink(at)?$} == 1 }
+ { {^f?access(at)?$} == 1 }
+ { {^rename(at)?$} == 1 }
+ { {^mkdir(at)?$} == 1 }
+}
-set pattern "^munmap@SYS"
-ltrace_verify_output ${objdir}/${subdir}/${testfile}.ltrace $pattern 2
-set pattern "^write@SYS"
-ltrace_verify_output ${objdir}/${subdir}/${testfile}.ltrace $pattern 1
-set pattern "^unlink@SYS"
-ltrace_verify_output ${objdir}/${subdir}/${testfile}.ltrace $pattern 1
-
-set pattern "^brk@SYS"
-ltrace_verify_output ${objdir}/${subdir}/${testfile}.ltrace $pattern 1
-set pattern "^open@SYS"
-ltrace_verify_output ${objdir}/${subdir}/${testfile}.ltrace $pattern 1
-set pattern "^(new)?fstat(64)?@SYS"
-ltrace_verify_output ${objdir}/${subdir}/${testfile}.ltrace $pattern 1 egrep
-set pattern "^(old_)?mmap2?@SYS"
-ltrace_verify_output ${objdir}/${subdir}/${testfile}.ltrace $pattern 1 egrep
-set pattern "^close@SYS"
-ltrace_verify_output ${objdir}/${subdir}/${testfile}.ltrace $pattern 1
-
-set pattern "^getcwd@SYS"
-ltrace_verify_output ${objdir}/${subdir}/${testfile}.ltrace $pattern 1
-set pattern "^chdir@SYS"
-ltrace_verify_output ${objdir}/${subdir}/${testfile}.ltrace $pattern 1
-set pattern "^symlink@SYS"
-ltrace_verify_output ${objdir}/${subdir}/${testfile}.ltrace $pattern 1
-set pattern "^unlink@SYS"
-ltrace_verify_output ${objdir}/${subdir}/${testfile}.ltrace $pattern 1
-set pattern "^(new)?stat(64)?@SYS"
-ltrace_verify_output ${objdir}/${subdir}/${testfile}.ltrace $pattern 1 egrep
-set pattern "^access@SYS"
-ltrace_verify_output ${objdir}/${subdir}/${testfile}.ltrace $pattern 1
-set pattern "^rename@SYS"
-ltrace_verify_output ${objdir}/${subdir}/${testfile}.ltrace $pattern 1
-set pattern "^mkdir@SYS"
-ltrace_verify_output ${objdir}/${subdir}/${testfile}.ltrace $pattern 1
-set pattern "^rmdir@SYS"
-ltrace_verify_output ${objdir}/${subdir}/${testfile}.ltrace $pattern 1
+ltraceDone
diff --git a/testsuite/ltrace.minor/trace-clone.c b/testsuite/ltrace.minor/trace-clone.c
index db1936d..ded930c 100644
--- a/testsuite/ltrace.minor/trace-clone.c
+++ b/testsuite/ltrace.minor/trace-clone.c
@@ -8,6 +8,7 @@
#include <sys/types.h>
#include <stdlib.h>
#include <sched.h>
+#include <unistd.h>
int child ()
{
@@ -22,7 +23,8 @@ typedef int (* myfunc)();
int main ()
{
pid_t pid;
- static char stack[STACK_SIZE];
+ static __attribute__ ((aligned (16))) char stack[STACK_SIZE];
+
#ifdef __ia64__
pid = __clone2((myfunc)&child, stack, STACK_SIZE, CLONE_FS, NULL);
#else
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