X-Git-Url: http://git.lttng.org/?a=blobdiff_plain;f=instrumentation%2Fsyscalls%2Flttng-syscalls-generate-headers.sh;h=fb506269ef1b9e411609d365e33f83dc353f776c;hb=cb3ef14c052adc12da2b9e26aebf9fc6e7d82fa3;hp=91e282c4c9c1c62cb92b17d1efe894e4d548143a;hpb=f7bdf4db0b992946342dc845c7369e9cdca46559;p=lttng-modules.git diff --git a/instrumentation/syscalls/lttng-syscalls-generate-headers.sh b/instrumentation/syscalls/lttng-syscalls-generate-headers.sh old mode 100644 new mode 100755 index 91e282c4..fb506269 --- a/instrumentation/syscalls/lttng-syscalls-generate-headers.sh +++ b/instrumentation/syscalls/lttng-syscalls-generate-headers.sh @@ -1,124 +1,221 @@ #!/bin/sh # Generate system call probe description macros from syscall metadata dump file. +# The resulting header will be written in the headers subdirectory, in a file name +# based on the name of the input file. +# # example usage: -# lttng-syscalls-generate-headers.sh 3.0.4 x86-64-syscalls-3.0.4 - -INPUTDIR=$1 -INPUTFILE=$2 +# +# lttng-syscalls-generate-headers.sh +# lttng-syscalls-generate-headers.sh integers 3.0.4 x86-64-syscalls-3.0.4 64 +# lttng-syscalls-generate-headers.sh pointers 3.0.4 x86-64-syscalls-3.0.4 64 + +CLASS=$1 +INPUTDIR=$2 +INPUTFILE=$3 +BITNESS=$4 INPUT=${INPUTDIR}/${INPUTFILE} SRCFILE=gen.tmp.0 TMPFILE=gen.tmp.1 +TMPFILE2=gen.tmp.2 +TMPFILE3=gen.tmp.3 +HEADER=headers/${INPUTFILE}_${CLASS}.h + +if [ x"$INPUTDIR" = x"" ]; then + echo "Error: Please specify input directory as second argument" + exit 1 +fi + +if [ x"$INPUTFILE" = x"" ]; then + echo "Error: Please specify input file as third argument" + exit 1 +fi + +if [ x"$BITNESS" != x"32" ] && [ x"$BITNESS" != x"64" ]; then + echo "Error: Please specify bitness as fourth argument (\"32\" or \"64\")" + exit 1 +fi cp ${INPUT} ${SRCFILE} #Cleanup -sed 's/^\[.*\] //g' ${SRCFILE} > ${TMPFILE} +perl -p -e 's/^\[.*\] //g' ${SRCFILE} > ${TMPFILE} mv ${TMPFILE} ${SRCFILE} -sed 's/^syscall sys_\([^ ]*\)/syscall \1/g' ${SRCFILE} > ${TMPFILE} +perl -p -e 's/^syscall sys_([^ ]*)/syscall $1/g' ${SRCFILE} > ${TMPFILE} mv ${TMPFILE} ${SRCFILE} #Filter -#select only syscalls we currently support -#move non-pointers with and without arguments to a integer-only file. -CLASS=integers -grep -v "\\*\|cap_user_header_t" ${SRCFILE} > ${TMPFILE} -mv ${TMPFILE} ${SRCFILE} +if [ "$CLASS" = integers ]; then + #select integers and no-args. + CLASSCAP=INTEGERS + grep -v "\\*\|cap_user_header_t" ${SRCFILE} > ${TMPFILE} + mv ${TMPFILE} ${SRCFILE} +fi + -#TODO -# move all system calls using pointers to a separate file. -#CLASS=pointers -#grep "\\*\|cap_#user_header_t" ${SRCFILE} > ${TMPFILE} -#mv ${TMPFILE} ${SRCFILE} +if [ "$CLASS" = pointers ]; then + #select system calls using pointers. + CLASSCAP=POINTERS + grep "\\*\|cap_#user_header_t" ${SRCFILE} > ${TMPFILE} + mv ${TMPFILE} ${SRCFILE} +fi -HEADER=headers/${INPUTFILE}-${CLASS}.h +if [ x"$CLASSCAP" = x"" ]; then + echo "Error: Please specify \"integers\" or \"pointers\" as first argument" + rm -f ${SRCFILE} + exit 1 +fi echo "/* THIS FILE IS AUTO-GENERATED. DO NOT EDIT */" > ${HEADER} echo \ "#ifndef CREATE_SYSCALL_TABLE -#undef TRACE_SYSTEM -#define TRACE_SYSTEM syscalls +#if !defined(_TRACE_SYSCALLS_${CLASSCAP}_H) || defined(TRACE_HEADER_MULTI_READ) +#define _TRACE_SYSCALLS_${CLASSCAP}_H -#if !defined(_TRACE_SYSCALLS_H) || defined(TRACE_HEADER_MULTI_READ) -#define _TRACE_SYSCALLS_H - -#include +#include "../../../probes/lttng-tracepoint-event.h" #include +#include \"${INPUTFILE}_${CLASS}_override.h\" +#include \"syscalls_${CLASS}_override.h\" " >> ${HEADER} +if [ "$CLASS" = integers ]; then + NRARGS=0 -echo \ -'DECLARE_EVENT_CLASS_NOARGS(syscalls_noargs,\n'\ +printf \ +'#ifdef SC_ENTER\n'\ + >> ${HEADER} + +printf \ +'SC_LTTNG_TRACEPOINT_EVENT_CLASS_NOARGS(syscalls_noargs,\n'\ ' TP_STRUCT__entry(),\n'\ ' TP_fast_assign(),\n'\ ' TP_printk()\n'\ -')'\ +')\n'\ >> ${HEADER} grep "^syscall [^ ]* nr [^ ]* nbargs ${NRARGS} " ${SRCFILE} > ${TMPFILE} -sed 's/^syscall \([^ ]*\) nr \([^ ]*\) nbargs \([^ ]*\) '\ -'types: (\([^)]*\)) '\ -'args: (\([^)]*\))/'\ -'DEFINE_EVENT_NOARGS(syscalls_noargs, sys_\1)'\ -'/g'\ +perl -p -e 's/^syscall ([^ ]*) nr ([^ ]*) nbargs ([^ ]*) '\ +'types: \(([^)]*)\) '\ +'args: \(([^)]*)\)/'\ +'#ifndef OVERRIDE_'"${BITNESS}"'_$1\n'\ +'SC_LTTNG_TRACEPOINT_EVENT_INSTANCE_NOARGS(syscalls_noargs, $1)\n'\ +'#endif/g'\ ${TMPFILE} >> ${HEADER} +printf \ +'#else /* #ifdef SC_ENTER */\n'\ + >> ${HEADER} + +grep "^syscall [^ ]* nr [^ ]* nbargs ${NRARGS} " ${SRCFILE} > ${TMPFILE} +perl -p -e 's/^syscall ([^ ]*) nr ([^ ]*) nbargs ([^ ]*) '\ +'types: \(([^)]*)\) '\ +'args: \(([^)]*)\)/'\ +'#ifndef OVERRIDE_'"${BITNESS}"'_$1\n'\ +'SC_LTTNG_TRACEPOINT_EVENT($1,\n'\ +' TP_PROTO(sc_exit(long ret)),\n'\ +' TP_ARGS(sc_exit(ret)),\n'\ +' TP_STRUCT__entry(sc_exit(__field(long, ret))),\n'\ +' TP_fast_assign(sc_exit(tp_assign(long, ret, ret))),\n'\ +' TP_printk()\n'\ +')\n'\ +'#endif/g'\ + ${TMPFILE} >> ${HEADER} + +printf \ +'#endif /* else #ifdef SC_ENTER */\n'\ + >> ${HEADER} + +fi + # types: 4 # args 5 NRARGS=1 grep "^syscall [^ ]* nr [^ ]* nbargs ${NRARGS} " ${SRCFILE} > ${TMPFILE} -sed 's/^syscall \([^ ]*\) nr \([^ ]*\) nbargs \([^ ]*\) '\ -'types: (\([^)]*\)) '\ -'args: (\([^)]*\))/'\ -'TRACE_EVENT(sys_\1,\n'\ -' TP_PROTO(\4 \5),\n'\ -' TP_ARGS(\5),\n'\ -' TP_STRUCT__entry(__field(\4, \5)),\n'\ -' TP_fast_assign(tp_assign(\5, \5)),\n'\ + +while read LINE; do + echo "${LINE}" > ${TMPFILE2} + perl -p -e 's/^syscall ([^ ]*) .*/$1/g' ${TMPFILE2} > ${TMPFILE3} + SC_NAME=$(cat ${TMPFILE3}) + ARG1=$(./lttng-get-syscall-inout.sh table-syscall-inout.txt ${SC_NAME} 1) + echo Syscall: ${SC_NAME} ${ARG1} + perl -p -e 's/^syscall ([^ ]*) nr ([^ ]*) nbargs ([^ ]*) '\ +'types: \(([^)]*)\) '\ +'args: \(([^)]*)\)/'\ +'#ifndef OVERRIDE_'"${BITNESS}"'_$1\n'\ +'SC_LTTNG_TRACEPOINT_EVENT($1,\n'\ +' TP_PROTO(sc_exit(long ret,) $4 $5),\n'\ +' TP_ARGS(sc_exit(ret,) $5),\n'\ +' TP_STRUCT__entry(sc_exit(__field(long, ret)) '"${ARG1}"'(__field($4, $5))),\n'\ +' TP_fast_assign(sc_exit(tp_assign(long, ret, ret)) '"${ARG1}"'(tp_assign($4, $5, $5))),\n'\ ' TP_printk()\n'\ -')/g'\ - ${TMPFILE} >> ${HEADER} +')\n'\ +'#endif/g'\ + ${TMPFILE2} >> ${HEADER} +done < ${TMPFILE} # types: 4 5 # args 6 7 NRARGS=2 grep "^syscall [^ ]* nr [^ ]* nbargs ${NRARGS} " ${SRCFILE} > ${TMPFILE} -sed 's/^syscall \([^ ]*\) nr \([^ ]*\) nbargs \([^ ]*\) '\ -'types: (\([^,]*\), \([^)]*\)) '\ -'args: (\([^,]*\), \([^)]*\))/'\ -'TRACE_EVENT(sys_\1,\n'\ -' TP_PROTO(\4 \6, \5 \7),\n'\ -' TP_ARGS(\6, \7),\n'\ -' TP_STRUCT__entry(__field(\4, \6) __field(\5, \7)),\n'\ -' TP_fast_assign(tp_assign(\6, \6) tp_assign(\7, \7)),\n'\ + +while read LINE; do + echo "${LINE}" > ${TMPFILE2} + perl -p -e 's/^syscall ([^ ]*) .*/$1/g' ${TMPFILE2} > ${TMPFILE3} + SC_NAME=$(cat ${TMPFILE3}) + ARG1=$(./lttng-get-syscall-inout.sh table-syscall-inout.txt ${SC_NAME} 1) + ARG2=$(./lttng-get-syscall-inout.sh table-syscall-inout.txt ${SC_NAME} 2) + echo Syscall: ${SC_NAME} ${ARG1} ${ARG2} + perl -p -e 's/^syscall ([^ ]*) nr ([^ ]*) nbargs ([^ ]*) '\ +'types: \(([^,]*), ([^)]*)\) '\ +'args: \(([^,]*), ([^)]*)\)/'\ +'#ifndef OVERRIDE_'"${BITNESS}"'_$1\n'\ +'SC_LTTNG_TRACEPOINT_EVENT($1,\n'\ +' TP_PROTO(sc_exit(long ret,) $4 $6, $5 $7),\n'\ +' TP_ARGS(sc_exit(ret,) $6, $7),\n'\ +' TP_STRUCT__entry(sc_exit(__field(long, ret)) '"${ARG1}"'(__field($4, $6)) '"${ARG2}"'(__field($5, $7))),\n'\ +' TP_fast_assign(sc_exit(tp_assign(long, ret, ret)) '"${ARG1}"'(tp_assign($4, $6, $6)) '"${ARG2}"'(tp_assign($5, $7, $7))),\n'\ ' TP_printk()\n'\ -')/g'\ - ${TMPFILE} >> ${HEADER} +')\n'\ +'#endif/g'\ + ${TMPFILE2} >> ${HEADER} +done < ${TMPFILE} # types: 4 5 6 # args 7 8 9 NRARGS=3 grep "^syscall [^ ]* nr [^ ]* nbargs ${NRARGS} " ${SRCFILE} > ${TMPFILE} -sed 's/^syscall \([^ ]*\) nr \([^ ]*\) nbargs \([^ ]*\) '\ -'types: (\([^,]*\), \([^,]*\), \([^)]*\)) '\ -'args: (\([^,]*\), \([^,]*\), \([^)]*\))/'\ -'TRACE_EVENT(sys_\1,\n'\ -' TP_PROTO(\4 \7, \5 \8, \6 \9),\n'\ -' TP_ARGS(\7, \8, \9),\n'\ -' TP_STRUCT__entry(__field(\4, \7) __field(\5, \8) __field(\6, \9)),\n'\ -' TP_fast_assign(tp_assign(\7, \7) tp_assign(\8, \8) tp_assign(\9, \9)),\n'\ + +while read LINE; do + echo "${LINE}" > ${TMPFILE2} + perl -p -e 's/^syscall ([^ ]*) .*/$1/g' ${TMPFILE2} > ${TMPFILE3} + SC_NAME=$(cat ${TMPFILE3}) + ARG1=$(./lttng-get-syscall-inout.sh table-syscall-inout.txt ${SC_NAME} 1) + ARG2=$(./lttng-get-syscall-inout.sh table-syscall-inout.txt ${SC_NAME} 2) + ARG3=$(./lttng-get-syscall-inout.sh table-syscall-inout.txt ${SC_NAME} 3) + echo Syscall: ${SC_NAME} ${ARG1} ${ARG2} ${ARG3} + perl -p -e 's/^syscall ([^ ]*) nr ([^ ]*) nbargs ([^ ]*) '\ +'types: \(([^,]*), ([^,]*), ([^)]*)\) '\ +'args: \(([^,]*), ([^,]*), ([^)]*)\)/'\ +'#ifndef OVERRIDE_'"${BITNESS}"'_$1\n'\ +'SC_LTTNG_TRACEPOINT_EVENT($1,\n'\ +' TP_PROTO(sc_exit(long ret,) $4 $7, $5 $8, $6 $9),\n'\ +' TP_ARGS(sc_exit(ret,) $7, $8, $9),\n'\ +' TP_STRUCT__entry(sc_exit(__field(long, ret)) '"${ARG1}"'(__field($4, $7)) '"${ARG2}"'(__field($5, $8)) '"${ARG3}"'(__field($6, $9))),\n'\ +' TP_fast_assign(sc_exit(tp_assign(long, ret, ret)) '"${ARG1}"'(tp_assign($4, $7, $7)) '"${ARG2}"'(tp_assign($5, $8, $8)) '"${ARG3}"'(tp_assign($6, $9, $9))),\n'\ ' TP_printk()\n'\ -')/g'\ - ${TMPFILE} >> ${HEADER} +')\n'\ +'#endif/g'\ + ${TMPFILE2} >> ${HEADER} +done < ${TMPFILE} # types: 4 5 6 7 @@ -126,34 +223,61 @@ sed 's/^syscall \([^ ]*\) nr \([^ ]*\) nbargs \([^ ]*\) '\ NRARGS=4 grep "^syscall [^ ]* nr [^ ]* nbargs ${NRARGS} " ${SRCFILE} > ${TMPFILE} -sed 's/^syscall \([^ ]*\) nr \([^ ]*\) nbargs \([^ ]*\) '\ -'types: (\([^,]*\), \([^,]*\), \([^,]*\), \([^)]*\)) '\ -'args: (\([^,]*\), \([^,]*\), \([^,]*\), \([^)]*\))/'\ -'TRACE_EVENT(sys_\1,\n'\ -' TP_PROTO(\4 \8, \5 \9, \6 \10, \7 \11),\n'\ -' TP_ARGS(\8, \9, \10, \11),\n'\ -' TP_STRUCT__entry(__field(\4, \8) __field(\5, \9) __field(\6, \10) __field(\7, \11)),\n'\ -' TP_fast_assign(tp_assign(\8, \8) tp_assign(\9, \9) tp_assign(\10, \10) tp_assign(\11, \11)),\n'\ + +while read LINE; do + echo "${LINE}" > ${TMPFILE2} + perl -p -e 's/^syscall ([^ ]*) .*/$1/g' ${TMPFILE2} > ${TMPFILE3} + SC_NAME=$(cat ${TMPFILE3}) + ARG1=$(./lttng-get-syscall-inout.sh table-syscall-inout.txt ${SC_NAME} 1) + ARG2=$(./lttng-get-syscall-inout.sh table-syscall-inout.txt ${SC_NAME} 2) + ARG3=$(./lttng-get-syscall-inout.sh table-syscall-inout.txt ${SC_NAME} 3) + ARG4=$(./lttng-get-syscall-inout.sh table-syscall-inout.txt ${SC_NAME} 4) + echo Syscall: ${SC_NAME} ${ARG1} ${ARG2} ${ARG3} ${ARG4} + perl -p -e 's/^syscall ([^ ]*) nr ([^ ]*) nbargs ([^ ]*) '\ +'types: \(([^,]*), ([^,]*), ([^,]*), ([^)]*)\) '\ +'args: \(([^,]*), ([^,]*), ([^,]*), ([^)]*)\)/'\ +'#ifndef OVERRIDE_'"${BITNESS}"'_$1\n'\ +'SC_LTTNG_TRACEPOINT_EVENT($1,\n'\ +' TP_PROTO(sc_exit(long ret,) $4 $8, $5 $9, $6 $10, $7 $11),\n'\ +' TP_ARGS(sc_exit(ret,) $8, $9, $10, $11),\n'\ +' TP_STRUCT__entry(sc_exit(__field(long, ret)) '"${ARG1}"'(__field($4, $8)) '"${ARG2}"'(__field($5, $9)) '"${ARG3}"'(__field($6, $10)) '"${ARG4}"'(__field($7, $11))),\n'\ +' TP_fast_assign(sc_exit(tp_assign(long, ret, ret)) '"${ARG1}"'(tp_assign($4, $8, $8)) '"${ARG2}"'(tp_assign($5, $9, $9)) '"${ARG3}"'(tp_assign($6, $10, $10)) '"${ARG4}"'(tp_assign($7, $11, $11))),\n'\ ' TP_printk()\n'\ -')/g'\ - ${TMPFILE} >> ${HEADER} +')\n'\ +'#endif/g'\ + ${TMPFILE2} >> ${HEADER} +done < ${TMPFILE} # types: 4 5 6 7 8 # args 9 10 11 12 13 NRARGS=5 grep "^syscall [^ ]* nr [^ ]* nbargs ${NRARGS} " ${SRCFILE} > ${TMPFILE} -sed 's/^syscall \([^ ]*\) nr \([^ ]*\) nbargs \([^ ]*\) '\ -'types: (\([^,]*\), \([^,]*\), \([^,]*\), \([^,]*\), \([^)]*\)) '\ -'args: (\([^,]*\), \([^,]*\), \([^,]*\), \([^,]*\), \([^)]*\))/'\ -'TRACE_EVENT(sys_\1,\n'\ -' TP_PROTO(\4 \9, \5 \10, \6 \11, \7 \12, \8 \13),\n'\ -' TP_ARGS(\9, \10, \11, \12, \13),\n'\ -' TP_STRUCT__entry(__field(\4, \9) __field(\5, \10) __field(\6, \11) __field(\7, \12) __field(\8, \13)),\n'\ -' TP_fast_assign(tp_assign(\9, \9) tp_assign(\10, \10) tp_assign(\11, \11) tp_assign(\12, \12) tp_assign(\13, \13)),\n'\ + +while read LINE; do + echo "${LINE}" > ${TMPFILE2} + perl -p -e 's/^syscall ([^ ]*) .*/$1/g' ${TMPFILE2} > ${TMPFILE3} + SC_NAME=$(cat ${TMPFILE3}) + ARG1=$(./lttng-get-syscall-inout.sh table-syscall-inout.txt ${SC_NAME} 1) + ARG2=$(./lttng-get-syscall-inout.sh table-syscall-inout.txt ${SC_NAME} 2) + ARG3=$(./lttng-get-syscall-inout.sh table-syscall-inout.txt ${SC_NAME} 3) + ARG4=$(./lttng-get-syscall-inout.sh table-syscall-inout.txt ${SC_NAME} 4) + ARG5=$(./lttng-get-syscall-inout.sh table-syscall-inout.txt ${SC_NAME} 5) + echo Syscall: ${SC_NAME} ${ARG1} ${ARG2} ${ARG3} ${ARG4} ${ARG5} + perl -p -e 's/^syscall ([^ ]*) nr ([^ ]*) nbargs ([^ ]*) '\ +'types: \(([^,]*), ([^,]*), ([^,]*), ([^,]*), ([^)]*)\) '\ +'args: \(([^,]*), ([^,]*), ([^,]*), ([^,]*), ([^)]*)\)/'\ +'#ifndef OVERRIDE_'"${BITNESS}"'_$1\n'\ +'SC_LTTNG_TRACEPOINT_EVENT($1,\n'\ +' TP_PROTO(sc_exit(long ret,) $4 $9, $5 $10, $6 $11, $7 $12, $8 $13),\n'\ +' TP_ARGS(sc_exit(ret,) $9, $10, $11, $12, $13),\n'\ +' TP_STRUCT__entry(sc_exit(__field(long, ret)) '"${ARG1}"'(__field($4, $9)) '"${ARG2}"'(__field($5, $10)) '"${ARG3}"'(__field($6, $11)) '"${ARG4}"'(__field($7, $12)) '"${ARG5}"'(__field($8, $13))),\n'\ +' TP_fast_assign(sc_exit(tp_assign(long, ret, ret)) '"${ARG1}"'(tp_assign($4, $9, $9)) '"${ARG2}"'(tp_assign($5, $10, $10)) '"${ARG3}"'(tp_assign($6, $11, $11)) '"${ARG4}"'(tp_assign($7, $12, $12)) '"${ARG5}"'(tp_assign($8, $13, $13))),\n'\ ' TP_printk()\n'\ -')/g'\ - ${TMPFILE} >> ${HEADER} +')\n'\ +'#endif/g'\ + ${TMPFILE2} >> ${HEADER} +done < ${TMPFILE} # types: 4 5 6 7 8 9 @@ -161,48 +285,87 @@ sed 's/^syscall \([^ ]*\) nr \([^ ]*\) nbargs \([^ ]*\) '\ NRARGS=6 grep "^syscall [^ ]* nr [^ ]* nbargs ${NRARGS} " ${SRCFILE} > ${TMPFILE} -sed 's/^syscall \([^ ]*\) nr \([^ ]*\) nbargs \([^ ]*\) '\ -'types: (\([^,]*\), \([^,]*\), \([^,]*\), \([^,]*\), \([^,]*\), \([^)]*\)) '\ -'args: (\([^,]*\), \([^,]*\), \([^,]*\), \([^,]*\), \([^,]*\), \([^)]*\))/'\ -'TRACE_EVENT(sys_\1,\n'\ -' TP_PROTO(\4 \10, \5 \11, \6 \12, \7 \13, \8 \14, \9 \15),\n'\ -' TP_ARGS(\10, \11, \12, \13, \14, \15),\n'\ -' TP_STRUCT__entry(__field(\4, \10) __field(\5, \11) __field(\6, \12) __field(\7, \13) __field(\8, \14) __field(\9, \15)),\n'\ -' TP_fast_assign(tp_assign(\10, \10) tp_assign(\11, \11) tp_assign(\12, 12) tp_assign(\13, \13) tp_assign(\14, \14) tp_assign(\15, \15)),\n'\ + +while read LINE; do + echo "${LINE}" > ${TMPFILE2} + perl -p -e 's/^syscall ([^ ]*) .*/$1/g' ${TMPFILE2} > ${TMPFILE3} + SC_NAME=$(cat ${TMPFILE3}) + ARG1=$(./lttng-get-syscall-inout.sh table-syscall-inout.txt ${SC_NAME} 1) + ARG2=$(./lttng-get-syscall-inout.sh table-syscall-inout.txt ${SC_NAME} 2) + ARG3=$(./lttng-get-syscall-inout.sh table-syscall-inout.txt ${SC_NAME} 3) + ARG4=$(./lttng-get-syscall-inout.sh table-syscall-inout.txt ${SC_NAME} 4) + ARG5=$(./lttng-get-syscall-inout.sh table-syscall-inout.txt ${SC_NAME} 5) + ARG6=$(./lttng-get-syscall-inout.sh table-syscall-inout.txt ${SC_NAME} 6) + echo Syscall: ${SC_NAME} ${ARG1} ${ARG2} ${ARG3} ${ARG4} ${ARG5} ${ARG6} + perl -p -e 's/^syscall ([^ ]*) nr ([^ ]*) nbargs ([^ ]*) '\ +'types: \(([^,]*), ([^,]*), ([^,]*), ([^,]*), ([^,]*), ([^\)]*)\) '\ +'args: \(([^,]*), ([^,]*), ([^,]*), ([^,]*), ([^,]*), ([^\)]*)\)/'\ +'#ifndef OVERRIDE_'"${BITNESS}"'_$1\n'\ +'SC_LTTNG_TRACEPOINT_EVENT($1,\n'\ +' TP_PROTO(sc_exit(long ret,) $4 $10, $5 $11, $6 $12, $7 $13, $8 $14, $9 $15),\n'\ +' TP_ARGS(sc_exit(ret,) $10, $11, $12, $13, $14, $15),\n'\ +' TP_STRUCT__entry(sc_exit(__field(long, ret)) '"${ARG1}"'(__field($4, $10)) '"${ARG2}"'(__field($5, $11)) '"${ARG3}"'(__field($6, $12)) '"${ARG4}"'(__field($7, $13)) '"${ARG5}"'(__field($8, $14)) '"${ARG6}"'(__field($9, $15))),\n'\ +' TP_fast_assign(sc_exit(tp_assign(long, ret, ret)) '"${ARG1}"'(tp_assign($4, $10, $10)) '"${ARG2}"'(tp_assign($5, $11, $11)) '"${ARG3}"'(tp_assign($6, $12, $12)) '"${ARG4}"'(tp_assign($7, $13, $13)) '"${ARG5}"'(tp_assign($8, $14, $14)) '"${ARG6}"'(tp_assign($9, $15, $15))),\n'\ ' TP_printk()\n'\ -')/g'\ - ${TMPFILE} >> ${HEADER} +')\n'\ +'#endif/g'\ + ${TMPFILE2} >> ${HEADER} +done < ${TMPFILE} # Macro for tracing syscall table -rm -f ${TMPFILE} -for NRARGS in $(seq 0 6); do - grep "^syscall [^ ]* nr [^ ]* nbargs ${NRARGS} " ${SRCFILE} >> ${TMPFILE} -done - echo \ " -#endif /* _TRACE_SYSCALLS_H */ +#endif /* _TRACE_SYSCALLS_${CLASSCAP}_H */ /* This part must be outside protection */ #include \"../../../probes/define_trace.h\" #else /* CREATE_SYSCALL_TABLE */ -" >> ${HEADER} +#include \"${INPUTFILE}_${CLASS}_override.h\" +#include \"syscalls_${CLASS}_override.h\" +" >> ${HEADER} NRARGS=0 -grep "^syscall [^ ]* nr [^ ]* nbargs ${NRARGS} " ${SRCFILE} > ${TMPFILE} +if [ "$CLASS" = integers ]; then #noargs -sed 's/^syscall \([^ ]*\) nr \([^ ]*\) nbargs \([^ ]*\) .*$/'\ -'TRACE_SYSCALL_TABLE(syscalls_noargs, sys_\1, \2, \3)/g'\ + +printf \ +'#ifdef SC_ENTER\n'\ + >> ${HEADER} + +grep "^syscall [^ ]* nr [^ ]* nbargs ${NRARGS} " ${SRCFILE} > ${TMPFILE} +perl -p -e 's/^syscall ([^ ]*) nr ([^ ]*) nbargs ([^ ]*) .*$/'\ +'#ifndef OVERRIDE_TABLE_'"${BITNESS}"'_$1\n'\ +'TRACE_SYSCALL_TABLE\(syscalls_noargs, $1, $2, $3\)\n'\ +'#endif/g'\ ${TMPFILE} >> ${HEADER} +printf \ +'#else /* #ifdef SC_ENTER */\n'\ + >> ${HEADER} + +grep "^syscall [^ ]* nr [^ ]* nbargs ${NRARGS} " ${SRCFILE} > ${TMPFILE} +perl -p -e 's/^syscall ([^ ]*) nr ([^ ]*) nbargs ([^ ]*) .*$/'\ +'#ifndef OVERRIDE_TABLE_'"${BITNESS}"'_$1\n'\ +'TRACE_SYSCALL_TABLE($1, $1, $2, $3)\n'\ +'#endif/g'\ + ${TMPFILE} >> ${HEADER} + +printf \ +'#endif /* else #ifdef SC_ENTER */\n'\ + >> ${HEADER} + +fi + #others. grep -v "^syscall [^ ]* nr [^ ]* nbargs ${NRARGS} " ${SRCFILE} > ${TMPFILE} -sed 's/^syscall \([^ ]*\) nr \([^ ]*\) nbargs \([^ ]*\) .*$/'\ -'TRACE_SYSCALL_TABLE(sys_\1, sys_\1, \2, \3)/g'\ +perl -p -e 's/^syscall ([^ ]*) nr ([^ ]*) nbargs ([^ ]*) .*$/'\ +'#ifndef OVERRIDE_TABLE_'"${BITNESS}"'_$1\n'\ +'TRACE_SYSCALL_TABLE($1, $1, $2, $3)\n'\ +'#endif/g'\ ${TMPFILE} >> ${HEADER} echo -n \ @@ -210,6 +373,38 @@ echo -n \ #endif /* CREATE_SYSCALL_TABLE */ " >> ${HEADER} +#fields names: ...char * type with *name* or *file* or *path* or *root* +# or *put_old* or *type* +cp -f ${HEADER} ${TMPFILE} +rm -f ${HEADER} +perl -p -e 's/__field\(([^,)]*char \*), ([^\)]*)(name|file|path|root|put_old|type)([^\)]*)\)/__string_from_user($2$3$4, $2$3$4)/g'\ + ${TMPFILE} >> ${HEADER} +cp -f ${HEADER} ${TMPFILE} +rm -f ${HEADER} +perl -p -e 's/tp_assign\(([^,)]*char \*), ([^,]*)(name|file|path|root|put_old|type)([^,]*), ([^\)]*)\)/tp_copy_string_from_user($2$3$4, $5)/g'\ + ${TMPFILE} >> ${HEADER} + +#prettify addresses heuristics. +#field names with addr or ptr +cp -f ${HEADER} ${TMPFILE} +rm -f ${HEADER} +perl -p -e 's/__field\(([^,)]*), ([^,)]*addr|[^,)]*ptr)([^),]*)\)/__field_hex($1, $2$3)/g'\ + ${TMPFILE} >> ${HEADER} + +#field types ending with '*' +cp -f ${HEADER} ${TMPFILE} +rm -f ${HEADER} +perl -p -e 's/__field\(([^,)]*\*), ([^),]*)\)/__field_hex($1, $2)/g'\ + ${TMPFILE} >> ${HEADER} + +#strip the extra type information from tp_assign. +cp -f ${HEADER} ${TMPFILE} +rm -f ${HEADER} +perl -p -e 's/tp_assign\(([^,)]*), ([^,]*), ([^\)]*)\)/tp_assign($2, $3)/g'\ + ${TMPFILE} >> ${HEADER} + rm -f ${INPUTFILE}.tmp +rm -f ${TMPFILE3} +rm -f ${TMPFILE2} rm -f ${TMPFILE} rm -f ${SRCFILE}