# @(#)makesyscalls.sh 8.1 (Berkeley) 6/10/93
# $FreeBSD: src/sys/kern/makesyscalls.sh,v 1.60 2003/04/01 01:12:24 jeff Exp $
#
-# Copyright (c) 2004 Apple Computer, Inc. All rights reserved.
+# Copyright (c) 2004-2008 Apple Inc. All rights reserved.
#
-# @APPLE_LICENSE_OSREFERENCE_HEADER_START@
+# @APPLE_OSREFERENCE_LICENSE_HEADER_START@
#
-# This file contains Original Code and/or Modifications of Original Code
-# as defined in and that are subject to the Apple Public Source License
-# Version 2.0 (the 'License'). You may not use this file except in
-# compliance with the License. The rights granted to you under the
-# License may not be used to create, or enable the creation or
-# redistribution of, unlawful or unlicensed copies of an Apple operating
-# system, or to circumvent, violate, or enable the circumvention or
-# violation of, any terms of an Apple operating system software license
-# agreement.
-#
-# Please obtain a copy of the License at
-# http://www.opensource.apple.com/apsl/ and read it before using this
+# This file contains Original Code and/or Modifications of Original Code
+# as defined in and that are subject to the Apple Public Source License
+# Version 2.0 (the 'License'). You may not use this file except in
+# compliance with the License. Please obtain a copy of the License at
+# http://www.opensource.apple.com/apsl/ and read it before using this
# file.
-#
-# The Original Code and all software distributed under the License are
-# distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
-# EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
-# INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
-# FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
-# Please see the License for the specific language governing rights and
+#
+# The Original Code and all software distributed under the License are
+# distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+# EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
+# INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
+# Please see the License for the specific language governing rights and
# limitations under the License.
-#
-# @APPLE_LICENSE_OSREFERENCE_HEADER_END@
+#
+# @APPLE_OSREFERENCE_LICENSE_HEADER_END@
#
set -e
+input_file="" # first argument
+
+# output type:
+output_syscallnamesfile=0
+output_sysprotofile=0
+output_syshdrfile=0
+output_syscalltablefile=0
+output_auditevfile=0
+output_tracecodes=0
+output_systrace=0
+
+use_stdout=0
+
# output files:
syscallnamesfile="syscalls.c"
-sysprotofile="../sys/sysproto.h"
+sysprotofile="sysproto.h"
sysproto_h=_SYS_SYSPROTO_H_
-syshdrfile="../sys/syscall.h"
+syshdrfile="syscall.h"
syscall_h=_SYS_SYSCALL_H_
syscalltablefile="init_sysent.c"
+auditevfile="audit_kevents.c"
syscallprefix="SYS_"
switchname="sysent"
namesname="syscallnames"
-
+tracecodename="syscall.codes"
+systraceargsfile="systrace_args.c"
# tmp files:
syslegal="sysent.syslegal.$$"
sysent="sysent.switch.$$"
sysprotoend="sysprotoend.$$"
syscallnamestempfile="syscallnamesfile.$$"
syshdrtempfile="syshdrtempfile.$$"
+audittempfile="audittempfile.$$"
+tracecodetempfile="tracecodetempfile.$$"
+systraceargstempfile="systraceargstempfile.$$"
+systraceargdesctempfile="systraceargdesctempfile.$$"
+systracerettempfile="systracerettempfile.$$"
-trap "rm $syslegal $sysent $sysinc $sysarg $sysprotoend $syscallnamestempfile $syshdrtempfile" 0
+trap "rm $syslegal $sysent $sysinc $sysarg $sysprotoend $syscallnamestempfile $syshdrtempfile $audittempfile $tracecodetempfile $systraceargstempfile $systraceargdesctempfile $systracerettempfile" 0
-touch $syslegal $sysent $sysinc $sysarg $sysprotoend $syscallnamestempfile $syshdrtempfile
+touch $syslegal $sysent $sysinc $sysarg $sysprotoend $syscallnamestempfile $syshdrtempfile $audittempfile $tracecodetempfile $systraceargstempfile $systraceargdesctempfile $systracerettempfile
case $# in
- 0) echo "usage: $0 input-file <config-file>" 1>&2
+ 0)
+ echo "usage: $0 input-file [<names|proto|header|table|audit|trace> [<config-file>]]" 1>&2
exit 1
;;
esac
-if [ -n "$2" -a -f "$2" ]; then
- . $2
+input_file="$1"
+shift
+
+if [ -n "$1" ]; then
+ case $1 in
+ names)
+ output_syscallnamesfile=1
+ ;;
+ proto)
+ output_sysprotofile=1
+ ;;
+ header)
+ output_syshdrfile=1
+ ;;
+ table)
+ output_syscalltablefile=1
+ ;;
+ audit)
+ output_auditevfile=1
+ ;;
+ systrace)
+ output_systrace=1
+ ;;
+ trace)
+ output_tracecodes=1
+ use_stdout=1
+ ;;
+ esac
+ shift;
+else
+ output_syscallnamesfile=1
+ output_sysprotofile=1
+ output_syshdrfile=1
+ output_syscalltablefile=1
+ output_auditevfile=1
+ output_tracecodes=1
+fi
+
+if [ -n "$1" -a -f "$1" ]; then
+ . $1
fi
+
+
sed -e '
s/\$//g
:join
b join
}
2,${
- /^#/!s/\([{}()*,]\)/ \1 /g
+ /^#/!s/\([{}()*,;]\)/ \1 /g
}
-' < $1 | awk "
+' < "$input_file" | awk "
BEGIN {
syslegal = \"$syslegal\"
sysprotofile = \"$sysprotofile\"
syscallnamestempfile = \"$syscallnamestempfile\"
syshdrfile = \"$syshdrfile\"
syshdrtempfile = \"$syshdrtempfile\"
+ systraceargstempfile = \"$systraceargstempfile\"
+ systraceargdesctempfile = \"$systraceargdesctempfile\"
+ systracerettempfile = \"$systracerettempfile\"
+ audittempfile = \"$audittempfile\"
+ tracecodetempfile = \"$tracecodetempfile\"
syscallprefix = \"$syscallprefix\"
switchname = \"$switchname\"
namesname = \"$namesname\"
- infile = \"$1\"
+ infile = \"$input_file\"
"'
printf "/*\n" > syslegal
- printf " * Copyright (c) 2006 Apple Computer, Inc. All rights reserved.\n" > syslegal
+ printf " * Copyright (c) 2004-2008 Apple Inc. All rights reserved.\n" > syslegal
printf " * \n" > syslegal
- printf " * @APPLE_LICENSE_OSREFERENCE_HEADER_START@ \n" > syslegal
+ printf " * @APPLE_OSREFERENCE_LICENSE_HEADER_START@\n" > syslegal
printf " * \n" > syslegal
- printf " * This file contains Original Code and/or Modifications of Original Code \n" > syslegal
- printf " * as defined in and that are subject to the Apple Public Source License \n" > syslegal
- printf " * Version 2.0 (the \"License\"). You may not use this file except in \n" > syslegal
- printf " * compliance with the License. The rights granted to you under the \n" > syslegal
- printf " * License may not be used to create, or enable the creation or \n" > syslegal
- printf " * redistribution of, unlawful or unlicensed copies of an Apple operating \n" > syslegal
- printf " * system, or to circumvent, violate, or enable the circumvention or \n" > syslegal
- printf " * violation of, any terms of an Apple operating system software license \n" > syslegal
- printf " * agreement. \n" > syslegal
+ printf " * This file contains Original Code and/or Modifications of Original Code\n" > syslegal
+ printf " * as defined in and that are subject to the Apple Public Source License\n" > syslegal
+ printf " * Version 2.0 (the \047License\047). You may not use this file except in\n" > syslegal
+ printf " * compliance with the License. The rights granted to you under the License\n" > syslegal
+ printf " * may not be used to create, or enable the creation or redistribution of,\n" > syslegal
+ printf " * unlawful or unlicensed copies of an Apple operating system, or to\n" > syslegal
+ printf " * circumvent, violate, or enable the circumvention or violation of, any\n" > syslegal
+ printf " * terms of an Apple operating system software license agreement.\n" > syslegal
printf " * \n" > syslegal
- printf " * Please obtain a copy of the License at \n" > syslegal
- printf " * http://www.opensource.apple.com/apsl/ and read it before using this \n" > syslegal
- printf " * file. \n" > syslegal
+ printf " * Please obtain a copy of the License at\n" > syslegal
+ printf " * http://www.opensource.apple.com/apsl/ and read it before using this file.\n" > syslegal
printf " * \n" > syslegal
- printf " * The Original Code and all software distributed under the License are \n" > syslegal
- printf " * distributed on an \"AS IS\" basis, WITHOUT WARRANTY OF ANY KIND, EITHER \n" > syslegal
- printf " * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, \n" > syslegal
- printf " * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, \n" > syslegal
- printf " * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. \n" > syslegal
- printf " * Please see the License for the specific language governing rights and \n" > syslegal
- printf " * limitations under the License. \n" > syslegal
+ printf " * The Original Code and all software distributed under the License are\n" > syslegal
+ printf " * distributed on an \047AS IS\047 basis, WITHOUT WARRANTY OF ANY KIND, EITHER\n" > syslegal
+ printf " * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,\n" > syslegal
+ printf " * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,\n" > syslegal
+ printf " * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.\n" > syslegal
+ printf " * Please see the License for the specific language governing rights and\n" > syslegal
+ printf " * limitations under the License.\n" > syslegal
printf " * \n" > syslegal
- printf " * @APPLE_LICENSE_OSREFERENCE_HEADER_END@ \n" > syslegal
+ printf " * @APPLE_OSREFERENCE_LICENSE_HEADER_END@\n" > syslegal
printf " * \n" > syslegal
printf " * \n" > syslegal
printf " * System call switch table.\n *\n" > syslegal
}
NR == 1 {
printf "\n/* The casts are bogus but will do for now. */\n" > sysent
- printf "__private_extern__ struct sysent %s[] = {\n",switchname > sysent
+ printf "__private_extern__ const struct sysent %s[] = {\n",switchname > sysent
printf "#ifndef %s\n", sysproto_h > sysarg
printf "#define\t%s\n\n", sysproto_h > sysarg
printf "#include <sys/sem_internal.h>\n" > sysarg
printf "#include <sys/semaphore.h>\n" > sysarg
printf "#include <sys/wait.h>\n" > sysarg
- printf "#include <mach/shared_memory_server.h>\n" > sysarg
+ printf "#include <mach/shared_region.h>\n" > sysarg
printf "\n#ifdef KERNEL\n" > sysarg
printf "#ifdef __APPLE_API_PRIVATE\n" > sysarg
+ printf "/*\n" > sysarg
+ printf " * The kernel may support multiple userspace ABIs, and must use\n" > sysarg
+ printf " * argument structures with elements large enough for any of them.\n" > sysarg
+ printf "*/\n" > sysarg
+ printf "\n" > sysarg
+ printf "#if CONFIG_REQUIRES_U32_MUNGING\n" > sysarg
printf "#define\tPAD_(t)\t(sizeof(uint64_t) <= sizeof(t) \\\n " > sysarg
printf "\t\t? 0 : sizeof(uint64_t) - sizeof(t))\n" > sysarg
+ printf "#else\n" > sysarg
+ printf "#define\tPAD_(t)\t(sizeof(uint32_t) <= sizeof(t) \\\n" > sysarg
+ printf " ? 0 : sizeof(uint32_t) - sizeof(t))\n" > sysarg
+ printf "#endif\n" > sysarg
printf "#if BYTE_ORDER == LITTLE_ENDIAN\n"> sysarg
printf "#define\tPADL_(t)\t0\n" > sysarg
printf "#define\tPADR_(t)\tPAD_(t)\n" > sysarg
printf "#define\tPADR_(t)\t0\n" > sysarg
printf "#endif\n" > sysarg
printf "\n__BEGIN_DECLS\n" > sysarg
- printf "#ifndef __MUNGE_ONCE\n" > sysarg
- printf "#define __MUNGE_ONCE\n" > sysarg
- printf "void munge_w(const void *, void *); \n" > sysarg
- printf "void munge_ww(const void *, void *); \n" > sysarg
- printf "void munge_www(const void *, void *); \n" > sysarg
- printf "void munge_wwww(const void *, void *); \n" > sysarg
- printf "void munge_wwwww(const void *, void *); \n" > sysarg
- printf "void munge_wwwwww(const void *, void *); \n" > sysarg
- printf "void munge_wwwwwww(const void *, void *); \n" > sysarg
- printf "void munge_wwwwwwww(const void *, void *); \n" > sysarg
- printf "void munge_wl(const void *, void *); \n" > sysarg
- printf "void munge_wlw(const void *, void *); \n" > sysarg
- printf "void munge_wwwl(const void *, void *); \n" > sysarg
- printf "void munge_wwwlww(const void *, void *); \n" > sysarg
- printf "void munge_wwwwl(const void *, void *); \n" > sysarg
- printf "void munge_wwwwwl(const void *, void *); \n" > sysarg
- printf "void munge_wsw(const void *, void *); \n" > sysarg
- printf "void munge_wws(const void *, void *); \n" > sysarg
- printf "void munge_wwwsw(const void *, void *); \n" > sysarg
- printf "#ifdef __ppc__\n" > sysarg
- printf "void munge_d(const void *, void *); \n" > sysarg
- printf "void munge_dd(const void *, void *); \n" > sysarg
- printf "void munge_ddd(const void *, void *); \n" > sysarg
- printf "void munge_dddd(const void *, void *); \n" > sysarg
- printf "void munge_ddddd(const void *, void *); \n" > sysarg
- printf "void munge_dddddd(const void *, void *); \n" > sysarg
- printf "void munge_ddddddd(const void *, void *); \n" > sysarg
- printf "void munge_dddddddd(const void *, void *); \n" > sysarg
- printf "#else \n" > sysarg
- printf "#define munge_d NULL \n" > sysarg
- printf "#define munge_dd NULL \n" > sysarg
- printf "#define munge_ddd NULL \n" > sysarg
- printf "#define munge_dddd NULL \n" > sysarg
- printf "#define munge_ddddd NULL \n" > sysarg
- printf "#define munge_dddddd NULL \n" > sysarg
- printf "#define munge_ddddddd NULL \n" > sysarg
- printf "#define munge_dddddddd NULL \n" > sysarg
- printf "#endif // __ppc__\n" > sysarg
- printf "#endif /* !__MUNGE_ONCE */\n" > sysarg
+ printf "#include <sys/munge.h>\n" > sysarg
printf "\n" > sysarg
printf "const char *%s[] = {\n", namesname > syscallnamestempfile
+
+ printf "#include <sys/param.h>\n" > audittempfile
+ printf "#include <sys/types.h>\n\n" > audittempfile
+ printf "#include <bsm/audit.h>\n" > audittempfile
+ printf "#include <bsm/audit_kevents.h>\n\n" > audittempfile
+ printf "#if CONFIG_AUDIT\n\n" > audittempfile
+ printf "au_event_t sys_au_event[] = {\n" > audittempfile
+
+ printf "/*\n * System call argument to DTrace register array conversion.\n */\n" > systraceargstempfile
+ printf "#include <sys/systrace_args.h>\n" > systraceargstempfile
+ printf "void\nsystrace_args(int sysnum, void *params, uint64_t *uarg)\n{\n" > systraceargstempfile
+ printf "\tint64_t *iarg = (int64_t *) uarg;\n" > systraceargstempfile
+ printf "\tswitch (sysnum) {\n" > systraceargstempfile
+
+ printf "void\nsystrace_entry_setargdesc(int sysnum, int ndx, char *desc, size_t descsz)\n{\n\tconst char *p = NULL;\n" > systraceargdesctempfile
+ printf "\tswitch (sysnum) {\n" > systraceargdesctempfile
+
+ printf "void\nsystrace_return_setargdesc(int sysnum, int ndx, char *desc, size_t descsz)\n{\n\tconst char *p = NULL;\n" > systracerettempfile
+ printf "\tswitch (sysnum) {\n" > systracerettempfile
+
next
}
NF == 0 || $1 ~ /^;/ {
print > sysent
print > sysarg
print > syscallnamestempfile
- print > syshdrtempfile
print > sysprotoend
- savesyscall = syscall
+ print > audittempfile
+ print > systraceargstempfile
+ print > systraceargdesctempfile
+ print > systracerettempfile
+ savesyscall = syscall_num
+ skip_for_header = 0
next
}
$1 ~ /^#[ ]*else/ {
print > sysent
print > sysarg
print > syscallnamestempfile
- print > syshdrtempfile
print > sysprotoend
- syscall = savesyscall
+ print > audittempfile
+ print > systraceargstempfile
+ print > systraceargdesctempfile
+ print > systracerettempfile
+ syscall_num = savesyscall
+ skip_for_header = 1
next
}
$1 ~ /^#/ {
print > sysent
print > sysarg
print > syscallnamestempfile
- print > syshdrtempfile
print > sysprotoend
+ print > audittempfile
+ print > systraceargstempfile
+ print > systraceargdesctempfile
+ print > systracerettempfile
+ skip_for_header = 0
next
}
- syscall != $1 {
+ syscall_num != $1 {
printf "%s: line %d: syscall number out of sync at %d\n",
- infile, NR, syscall
+ infile, NR, syscall_num
printf "line is:\n"
print
exit 1
function parseline() {
funcname = ""
- current_field = 5
+ current_field = 4 # skip number, audit event, type
args_start = 0
args_end = 0
comments_start = 0
argc = 0
argssize = "0"
additional_comments = " "
+ obs_comments = "_"
# find start and end of call name and arguments
if ($current_field != "{")
if ($args_end != ";")
parserr($args_end, ";")
args_end--
+
+ # skip any NO_SYSCALL_STUB qualifier
+ if ($args_end == "NO_SYSCALL_STUB")
+ args_end--
+
if ($args_end != ")")
parserr($args_end, ")")
args_end--
current_field = comments_start + 1
while (current_field < comments_end) {
additional_comments = additional_comments $current_field " "
+ obs_comments = obs_comments $current_field "_"
current_field++
}
}
+ sub(/old/, "obs", obs_comments)
+ obs_comments = substr(obs_comments, 1, length(obs_comments)-1)
+ if (obs_comments == "_") {
+ obs_comments = ""
+ }
# get function return type
current_field = args_start + 1
current_field++
funcname = $current_field
argalias = funcname "_args"
+ if (substr(argalias, 1, 4) == "sys_") {
+ argalias = substr(argalias, 5)
+ }
current_field++ # bump past function name
if ($current_field != "(")
if (argc != 0)
argssize = "AC(" argalias ")"
}
-
+
+ {
+ auditev = $2;
+ }
+
{
add_sysent_entry = 1
add_sysnames_entry = 1
add_sysheader_entry = 1
add_sysproto_entry = 1
- add_64bit_unsafe = 0
- add_64bit_fakesafe = 0
- add_cancel_enable = "0"
-
- if ($2 == "NONE") {
- add_cancel_enable = "_SYSCALL_CANCEL_NONE"
- }
- else if ($2 == "PRE") {
- add_cancel_enable = "_SYSCALL_CANCEL_PRE"
- }
- else if ($2 == "POST") {
- add_cancel_enable = "_SYSCALL_CANCEL_POST"
- }
- else {
- printf "%s: line %d: unrecognized keyword %s\n", infile, NR, $2
- exit 1
- }
- if ($3 == "KERN") {
- my_funnel = "KERNEL_FUNNEL"
- }
- else if ($3 == "NONE") {
- my_funnel = "NO_FUNNEL"
- }
- else {
- printf "%s: line %d: unrecognized keyword %s\n", infile, NR, $3
- exit 1
- }
-
- if ($4 != "ALL" && $4 != "UALL") {
+ if ($3 != "ALL") {
files_keyword_OK = 0
add_sysent_entry = 0
add_sysnames_entry = 0
add_sysheader_entry = 0
add_sysproto_entry = 0
- if (match($4, "[T]") != 0) {
+ if (match($3, "[T]") != 0) {
add_sysent_entry = 1
files_keyword_OK = 1
}
- if (match($4, "[N]") != 0) {
+ if (match($3, "[N]") != 0) {
add_sysnames_entry = 1
files_keyword_OK = 1
}
- if (match($4, "[H]") != 0) {
+ if (match($3, "[H]") != 0) {
add_sysheader_entry = 1
files_keyword_OK = 1
}
- if (match($4, "[P]") != 0) {
+ if (match($3, "[P]") != 0) {
add_sysproto_entry = 1
files_keyword_OK = 1
}
- if (match($4, "[U]") != 0) {
- add_64bit_unsafe = 1
- }
- if (match($4, "[F]") != 0) {
- add_64bit_fakesafe = 1
- }
if (files_keyword_OK == 0) {
- printf "%s: line %d: unrecognized keyword %s\n", infile, NR, $4
+ printf "%s: line %d: unrecognized keyword %s\n", infile, NR, $2
exit 1
}
}
- else if ($4 == "UALL") {
- add_64bit_unsafe = 1;
- }
parseline()
# output function argument structures to sysproto.h and build the
# name of the appropriate argument mungers
munge32 = "NULL"
- munge64 = "NULL"
- if (funcname != "nosys" || (syscall == 0 && funcname == "nosys")) {
+ size32 = 0
+
+ if ((funcname != "nosys" && funcname != "enosys") || (syscall_num == 0 && funcname == "nosys")) {
+ printf("\t/* %s */\n\tcase %d: {\n", funcname, syscall_num) > systraceargstempfile
+ printf("\t/* %s */\n\tcase %d:\n", funcname, syscall_num) > systraceargdesctempfile
+ printf("\t/* %s */\n\tcase %d:\n", funcname, syscall_num) > systracerettempfile
+ if (argc > 0) {
+ printf("\t\tswitch(ndx) {\n") > systraceargdesctempfile
+ printf("\t\tstruct %s *p = params;\n", argalias) > systraceargstempfile
+ for (i = 1; i <= argc; i++) {
+ arg = argtype[i]
+ sub("__restrict$", "", arg)
+ if (index(arg, "*") > 0)
+ printf("\t\tcase %d:\n\t\t\tp = \"userland %s\";\n\t\t\tbreak;\n", i - 1, arg) > systraceargdesctempfile
+ else
+ printf("\t\tcase %d:\n\t\t\tp = \"%s\";\n\t\t\tbreak;\n", i - 1, arg) > systraceargdesctempfile
+ if (index(arg, "*") > 0 || arg == "caddr_t")
+ printf("\t\tuarg[%d] = (intptr_t) p->%s; /* %s */\n", \
+ i - 1, \
+ argname[i], arg) > systraceargstempfile
+ else if (substr(arg, 1, 1) == "u" || arg == "size_t")
+ printf("\t\tuarg[%d] = p->%s; /* %s */\n", \
+ i - 1, \
+ argname[i], arg) > systraceargstempfile
+ else
+ printf("\t\tiarg[%d] = p->%s; /* %s */\n", \
+ i - 1, \
+ argname[i], arg) > systraceargstempfile
+ }
+ printf("\t\tdefault:\n\t\t\tbreak;\n\t\t};\n") > systraceargdesctempfile
+
+ }
+ printf("\t\tbreak;\n\t}\n", argc) > systraceargstempfile
+ printf("\t\tif (ndx == 0 || ndx == 1)\n") > systracerettempfile
+ printf("\t\t\tp = \"%s\";\n", returntype) > systracerettempfile
+ printf("\t\tbreak;\n") > systracerettempfile
+ printf("\t\tbreak;\n") > systraceargdesctempfile
if (argc != 0) {
if (add_sysproto_entry == 1) {
printf("struct %s {\n", argalias) > sysarg
}
munge32 = "munge_"
- munge64 = "munge_"
for (i = 1; i <= argc; i++) {
# Build name of argument munger.
# We account for all sys call argument types here.
# This is where you add any new types. With LP64 support
# each argument consumes 64-bits.
- # see .../xnu/bsd/dev/ppc/munge.s for munge argument types.
+ # see .../xnu/bsd/dev/munge.c for munge argument types.
if (argtype[i] == "long") {
- if (add_64bit_unsafe == 0)
- ext_argtype[i] = "user_long_t";
+ ext_argtype[i] = "user_long_t";
munge32 = munge32 "s"
- munge64 = munge64 "d"
+ size32 += 4
}
else if (argtype[i] == "u_long") {
- if (add_64bit_unsafe == 0)
- ext_argtype[i] = "user_ulong_t";
+ ext_argtype[i] = "user_ulong_t";
munge32 = munge32 "w"
- munge64 = munge64 "d"
+ size32 += 4
}
else if (argtype[i] == "size_t") {
- if (add_64bit_unsafe == 0)
- ext_argtype[i] = "user_size_t";
+ ext_argtype[i] = "user_size_t";
munge32 = munge32 "w"
- munge64 = munge64 "d"
+ size32 += 4
}
else if (argtype[i] == "ssize_t") {
- if (add_64bit_unsafe == 0)
- ext_argtype[i] = "user_ssize_t";
+ ext_argtype[i] = "user_ssize_t";
munge32 = munge32 "s"
- munge64 = munge64 "d"
+ size32 += 4
}
else if (argtype[i] == "user_ssize_t" || argtype[i] == "user_long_t") {
munge32 = munge32 "s"
- munge64 = munge64 "d"
+ size32 += 4
}
else if (argtype[i] == "user_addr_t" || argtype[i] == "user_size_t" ||
argtype[i] == "user_ulong_t") {
munge32 = munge32 "w"
- munge64 = munge64 "d"
+ size32 += 4
}
else if (argtype[i] == "caddr_t" || argtype[i] == "semun_t" ||
- match(argtype[i], "[\*]") != 0) {
- if (add_64bit_unsafe == 0)
- ext_argtype[i] = "user_addr_t";
+ argtype[i] == "uuid_t" || match(argtype[i], "[\*]") != 0) {
+ ext_argtype[i] = "user_addr_t";
munge32 = munge32 "w"
- munge64 = munge64 "d"
+ size32 += 4
}
else if (argtype[i] == "int" || argtype[i] == "u_int" ||
argtype[i] == "uid_t" || argtype[i] == "pid_t" ||
argtype[i] == "id_t" || argtype[i] == "idtype_t" ||
argtype[i] == "socklen_t" || argtype[i] == "uint32_t" || argtype[i] == "int32_t" ||
- argtype[i] == "sigset_t" || argtype[i] == "gid_t" ||
- argtype[i] == "mode_t" || argtype[i] == "key_t" || argtype[i] == "time_t") {
+ argtype[i] == "sigset_t" || argtype[i] == "gid_t" || argtype[i] == "unsigned int" ||
+ argtype[i] == "mode_t" || argtype[i] == "key_t" ||
+ argtype[i] == "mach_port_name_t" || argtype[i] == "au_asid_t" ||
+ argtype[i] == "sae_associd_t" || argtype[i] == "sae_connid_t") {
munge32 = munge32 "w"
- munge64 = munge64 "d"
+ size32 += 4
}
else if (argtype[i] == "off_t" || argtype[i] == "int64_t" || argtype[i] == "uint64_t") {
munge32 = munge32 "l"
- munge64 = munge64 "d"
+ size32 += 8
}
else {
printf "%s: line %d: invalid type \"%s\" \n",
}
}
else if (add_sysproto_entry == 1) {
- printf("struct %s {\n\tregister_t dummy;\n};\n", argalias) > sysarg
+ printf("struct %s {\n\tint32_t dummy;\n};\n", argalias) > sysarg
}
}
if (add_sysent_entry == 0) {
argssize = "0"
munge32 = "NULL"
- munge64 = "NULL"
munge_ret = "_SYSCALL_RET_NONE"
- tempname = "nosys"
+ if (tempname != "enosys") {
+ tempname = "nosys"
+ }
}
else {
# figure out which return value type to munge
else if (returntype == "int") {
munge_ret = "_SYSCALL_RET_INT_T"
}
- else if (returntype == "u_int") {
+ else if (returntype == "u_int" || returntype == "mach_port_name_t") {
+ munge_ret = "_SYSCALL_RET_UINT_T"
+ }
+ else if (returntype == "uint32_t") {
munge_ret = "_SYSCALL_RET_UINT_T"
}
+ else if (returntype == "uint64_t") {
+ munge_ret = "_SYSCALL_RET_UINT64_T"
+ }
else if (returntype == "off_t") {
munge_ret = "_SYSCALL_RET_OFF_T"
}
}
}
- if (add_64bit_unsafe == 1 && add_64bit_fakesafe == 0)
- my_funnel = my_funnel "|UNSAFE_64BIT";
-
- printf("\t{%s, %s, %s, \(sy_call_t *\)%s, %s, %s, %s},",
- argssize, add_cancel_enable, my_funnel, tempname, munge32, munge64, munge_ret) > sysent
- linesize = length(argssize) + length(add_cancel_enable) + length(my_funnel) + length(tempname) + \
- length(munge32) + length(munge64) + length(munge_ret) + 28
+ printf("#if CONFIG_REQUIRES_U32_MUNGING || (__arm__ && (__BIGGEST_ALIGNMENT__ > 4))\n") > sysent
+ printf("\t{ \(sy_call_t *\)%s, %s, %s, %s, %s},",
+ tempname, munge32, munge_ret, argssize, size32) > sysent
+ linesize = length(tempname) + length(munge32) + \
+ length(munge_ret) + length(argssize) + length(size32) + 28
align_comment(linesize, 88, sysent)
- printf("/* %d = %s%s*/\n", syscall, funcname, additional_comments) > sysent
+ printf("/* %d = %s%s*/\n", syscall_num, funcname, additional_comments) > sysent
+ printf("#else\n") > sysent
+ printf("\t{ \(sy_call_t *\)%s, %s, %s, %s},\n",
+ tempname, munge_ret, argssize, size32) > sysent
+ printf("#endif\n") > sysent
# output to syscalls.c
if (add_sysnames_entry == 1) {
tempname = funcname
- if (funcname == "nosys") {
- if (syscall == 0)
+ if (substr(tempname, 1, 4) == "sys_") {
+ tempname = substr(tempname, 5)
+ }
+ if (funcname == "nosys" || funcname == "enosys") {
+ if (syscall_num == 0)
tempname = "syscall"
else
- tempname = "#" syscall
+ tempname = "#" syscall_num
}
printf("\t\"%s\", ", tempname) > syscallnamestempfile
linesize = length(tempname) + 8
align_comment(linesize, 25, syscallnamestempfile)
if (substr(tempname,1,1) == "#") {
- printf("/* %d =%s*/\n", syscall, additional_comments) > syscallnamestempfile
+ printf("/* %d =%s*/\n", syscall_num, additional_comments) > syscallnamestempfile
}
else {
- printf("/* %d = %s%s*/\n", syscall, tempname, additional_comments) > syscallnamestempfile
+ printf("/* %d = %s%s*/\n", syscall_num, tempname, additional_comments) > syscallnamestempfile
}
}
# output to syscalls.h
if (add_sysheader_entry == 1) {
tempname = funcname
- if (syscall == 0) {
+ if (substr(tempname, 1, 4) == "sys_") {
+ tempname = substr(tempname, 5)
+ }
+ if (syscall_num == 0) {
tempname = "syscall"
}
- if (tempname != "nosys") {
+ if (tempname != "nosys" && tempname != "enosys") {
printf("#define\t%s%s", syscallprefix, tempname) > syshdrtempfile
linesize = length(syscallprefix) + length(tempname) + 12
align_comment(linesize, 30, syshdrtempfile)
- printf("%d\n", syscall) > syshdrtempfile
- # special case for gettimeofday on ppc - cctools project uses old name
- if (tempname == "ppc_gettimeofday") {
- printf("#define\t%s%s", syscallprefix, "gettimeofday") > syshdrtempfile
- linesize = length(syscallprefix) + length(tempname) + 12
- align_comment(linesize, 30, syshdrtempfile)
- printf("%d\n", syscall) > syshdrtempfile
- }
+ printf("%d\n", syscall_num) > syshdrtempfile
}
- else {
- printf("\t\t\t/* %d %s*/\n", syscall, additional_comments) > syshdrtempfile
+ else if (skip_for_header == 0) {
+ printf("\t\t\t/* %d %s*/\n", syscall_num, additional_comments) > syshdrtempfile
}
}
# output function prototypes to sysproto.h
if (add_sysproto_entry == 1) {
if (funcname =="exit") {
- printf("void %s(struct proc *, struct %s *, int *);\n",
+ printf("void %s(struct proc *, struct %s *, int32_t *);\n",
funcname, argalias) > sysprotoend
}
- else if (funcname != "nosys" || (syscall == 0 && funcname == "nosys")) {
+ else if ((funcname != "nosys" && funcname != "enosys") || (syscall_num == 0 && funcname == "nosys")) {
printf("int %s(struct proc *, struct %s *, %s *);\n",
funcname, argalias, returntype) > sysprotoend
}
}
-
- syscall++
+
+ # output to audit_kevents.c
+ printf("\t%s,\t\t", auditev) > audittempfile
+ printf("/* %d = %s%s*/\n", syscall_num, tempname, additional_comments) > audittempfile
+
+ tempname = funcname
+ if (skip_for_header == 0) {
+ if (tempname == "nosys" || tempname == "enosys") {
+ if (obs_comments == "") {
+ printf("0x40c%04x\tBSC_#%d%s\n", (syscall_num*4), syscall_num, obs_comments) > tracecodetempfile
+ } else {
+ printf("0x40c%04x\tBSC%s\n", (syscall_num*4), obs_comments) > tracecodetempfile
+ }
+ } else {
+ sub(/^_+/, "", tempname)
+ printf("0x40c%04x\tBSC_%s\n", (syscall_num*4), tempname) > tracecodetempfile
+ }
+ }
+
+ syscall_num++
next
}
END {
- printf "#define AC(name) (sizeof(struct name) / sizeof(uint64_t))\n" > sysinc
+ printf "#define AC(name) (sizeof(struct name) / sizeof(syscall_arg_t))\n" > sysinc
printf "\n" > sysinc
printf("\n__END_DECLS\n") > sysprotoend
printf("\n#endif /* !%s */\n", sysproto_h) > sysprotoend
printf("};\n") > sysent
- printf("int nsysent = sizeof(sysent) / sizeof(sysent[0]);\n") > sysent
+ printf("const unsigned int nsysent = sizeof(sysent) / sizeof(sysent[0]);\n") > sysent
printf("};\n") > syscallnamestempfile
- printf("#define\t%sMAXSYSCALL\t%d\n", syscallprefix, syscall) \
+ printf("#define\t%sMAXSYSCALL\t%d\n", syscallprefix, syscall_num) \
+ > syshdrtempfile
+ printf("#define\t%sinvalid\t%d\n", syscallprefix, 63) \
> syshdrtempfile
printf("\n#endif /* __APPLE_API_PRIVATE */\n") > syshdrtempfile
printf("#endif /* !%s */\n", syscall_h) > syshdrtempfile
+ printf("};\n\n") > audittempfile
+ printf("#endif /* AUDIT */\n") > audittempfile
+
+ printf "\tdefault:\n\t\tbreak;\n\t};\n}\n" > systraceargstempfile
+ printf "\tdefault:\n\t\tbreak;\n\t};\n\tif (p != NULL)\n\t\tstrlcpy(desc, p, descsz);\n}\n" > systraceargdesctempfile
+ printf "\tdefault:\n\t\tbreak;\n\t};\n\tif (p != NULL)\n\t\tstrlcpy(desc, p, descsz);\n}\n" > systracerettempfile
} '
-cat $syslegal $sysinc $sysent > $syscalltablefile
-cat $syslegal $sysarg $sysprotoend > $sysprotofile
-cat $syslegal $syscallnamestempfile > $syscallnamesfile
-cat $syslegal $syshdrtempfile > $syshdrfile
+# define value in syscall table file to permit redifintion because of the way
+# __private_extern__ (doesn't) work.
+if [ $output_syscalltablefile -eq 1 ]; then
+ cat $syslegal > $syscalltablefile
+ printf "#define __INIT_SYSENT_C__ 1\n" >> $syscalltablefile
+ cat $sysinc $sysent >> $syscalltablefile
+fi
+
+if [ $output_syscallnamesfile -eq 1 ]; then
+ cat $syslegal $syscallnamestempfile > $syscallnamesfile
+fi
+
+if [ $output_sysprotofile -eq 1 ]; then
+ cat $syslegal $sysarg $sysprotoend > $sysprotofile
+fi
+
+if [ $output_syshdrfile -eq 1 ]; then
+ cat $syslegal $syshdrtempfile > $syshdrfile
+fi
+
+if [ $output_auditevfile -eq 1 ]; then
+ cat $syslegal $audittempfile > $auditevfile
+fi
+
+if [ $output_systrace -eq 1 ]; then
+ cat $systraceargstempfile > $systraceargsfile
+ cat $systraceargdesctempfile >> $systraceargsfile
+ cat $systracerettempfile >> $systraceargsfile
+fi
+
+if [ $output_tracecodes -eq 1 ]; then
+ if [ $use_stdout -eq 1 ]; then
+ cat $tracecodetempfile
+ else
+ cat $tracecodetempfile > $tracecodename
+ fi
+fi
+
projects / apple / xnu.git / blobdiff