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	scripts: Remove unneeded scripts
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#!/bin/sh
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# Measure memory usage of a minimal client using a small configuration
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# Currently hardwired to ccm-psk and suite-b, may be expanded later
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#
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# Use different build options for measuring executable size and memory usage,
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# since for memory we want debug information.
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set -eu
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CONFIG_H='include/mbedtls/config.h'
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CLIENT='mini_client'
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CFLAGS_EXEC='-fno-asynchronous-unwind-tables -Wl,--gc-section -ffunction-sections -fdata-sections'
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CFLAGS_MEM=-g3
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if [ -r $CONFIG_H ]; then :; else
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    echo "$CONFIG_H not found" >&2
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    exit 1
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fi
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if grep -i cmake Makefile >/dev/null; then
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    echo "Not compatible with CMake" >&2
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    exit 1
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fi
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if [ $( uname ) != Linux ]; then
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    echo "Only work on Linux" >&2
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    exit 1
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fi
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if git status | grep -F $CONFIG_H >/dev/null 2>&1; then
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    echo "config.h not clean" >&2
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    exit 1
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fi
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# make measurements with one configuration
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# usage: do_config <name> <unset-list> <server-args>
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do_config()
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{
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    NAME=$1
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    UNSET_LIST=$2
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    SERVER_ARGS=$3
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    echo ""
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    echo "config-$NAME:"
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    cp configs/config-$NAME.h $CONFIG_H
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    scripts/config.pl unset MBEDTLS_SSL_SRV_C
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    for FLAG in $UNSET_LIST; do
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        scripts/config.pl unset $FLAG
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    done
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    grep -F SSL_MAX_CONTENT_LEN $CONFIG_H || echo 'SSL_MAX_CONTENT_LEN=16384'
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    printf "    Executable size... "
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    make clean
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    CFLAGS=$CFLAGS_EXEC make OFLAGS=-Os lib >/dev/null 2>&1
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    cd programs
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    CFLAGS=$CFLAGS_EXEC make OFLAGS=-Os ssl/$CLIENT >/dev/null
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    strip ssl/$CLIENT
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    stat -c '%s' ssl/$CLIENT
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    cd ..
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    printf "    Peak ram usage... "
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    make clean
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    CFLAGS=$CFLAGS_MEM make OFLAGS=-Os lib >/dev/null 2>&1
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    cd programs
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    CFLAGS=$CFLAGS_MEM make OFLAGS=-Os ssl/$CLIENT >/dev/null
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    cd ..
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    ./ssl_server2 $SERVER_ARGS >/dev/null &
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    SRV_PID=$!
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    sleep 1;
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    if valgrind --tool=massif --stacks=yes programs/ssl/$CLIENT >/dev/null 2>&1
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    then
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        FAILED=0
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    else
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        echo "client failed" >&2
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        FAILED=1
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    fi
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    kill $SRV_PID
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    wait $SRV_PID
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    scripts/massif_max.pl massif.out.*
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    mv massif.out.* massif-$NAME.$$
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}
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# preparation
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CONFIG_BAK=${CONFIG_H}.bak
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cp $CONFIG_H $CONFIG_BAK
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rm -f massif.out.*
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printf "building server... "
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make clean
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make lib >/dev/null 2>&1
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(cd programs && make ssl/ssl_server2) >/dev/null
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cp programs/ssl/ssl_server2 .
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echo "done"
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# actual measurements
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do_config   "ccm-psk-tls1_2" \
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            "" \
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            "psk=000102030405060708090A0B0C0D0E0F"
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do_config   "suite-b" \
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            "MBEDTLS_BASE64_C MBEDTLS_PEM_PARSE_C MBEDTLS_CERTS_C" \
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            ""
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# cleanup
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mv $CONFIG_BAK $CONFIG_H
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make clean
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rm ssl_server2
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exit $FAILED
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