further awk refactoring

helpers/helpers_emba_prepare.sh

@@ -706,7 +706,7 @@ detect_root_dir_helper() {
       # we only use paths with more then 4 matches as possible root path
       continue
     fi
-    lR_PATH=$(echo "${lR_PATH}" | awk '{print $2}')
+    lR_PATH=$(awk '{print $2}' <<<"${lR_PATH}") # field 2
     if [[ -d "${lR_PATH}" ]]; then
       ROOT_PATH+=("${lR_PATH}")
       if [[ -z "${lMECHANISM}" ]]; then

modules/F17_cve_bin_tool.sh

@@ -672,7 +672,7 @@ tear_down_cve_threader() {
       # copy the exploit-db exploits to the report
       for lEXPLOIT_ENTRY in "${lEXPLOIT_AVAIL_EDB_ARR[@]}"; do
         if [[ "${lEXPLOIT_ENTRY}" =~ "File:" ]]; then
-          lE_FILE=$(echo "${lEXPLOIT_ENTRY}" | awk '{print $2}')
+          lE_FILE=$(awk '{print $2}' <<<"${lEXPLOIT_ENTRY}") # field 2
           if [[ -f "${lE_FILE}" ]]; then
             cp "${lE_FILE}" "${LOG_PATH_MODULE}""/exploit/edb_""$(basename "${lE_FILE}")" || print_error "[-] Copy exploit error for ${lE_FILE}"
           fi

modules/L10_system_emulation.sh

@@ -1217,14 +1217,14 @@ handle_fs_mounts() {
       return
     fi
 
-    lMOUNT_PT=$(echo "${lFS_MOUNT}" | awk '{print $5}')
+    lMOUNT_PT=$(awk '{print $5}' <<<"${lFS_MOUNT}") # field 5
     lMOUNT_FS=$(echo "${lFS_MOUNT}" | grep " \-t " | sed 's/.*-t //g' | awk '{print $1}')
     if [[ "${lMOUNT_FS}" != *"jffs"* ]] && [[ "${lMOUNT_FS}" != *"cramfs"* ]]; then
       print_output "[-] Warning: ${ORANGE}${lMOUNT_FS}${NC} filesystem currently not supported"
       print_output "[-] Warning: If further results are wrong please open a ticket"
     fi
     if [[ "${lMOUNT_PT}" != *"/"* ]]; then
-      lMOUNT_PT=$(echo "${lFS_MOUNT}" | awk '{print $NF}')
+      lMOUNT_PT=$(awk '{print $NF}' <<<"${lFS_MOUNT}") # field NF
       if [[ "${lMOUNT_PT}" != *"/"* ]]; then
         print_output "[-] Warning: Mount point ${ORANGE}${lMOUNT_PT}${NC} currently not supported"
         print_output "[-] Warning: If further results are wrong please open a ticket"
@@ -3071,16 +3071,16 @@ add_partition_emulation() {
     mapfile -t lLOSETUP_OUT_ARR < <(losetup | grep -v "BACK-FILE" || true)
     local lLINE=""
     for lLINE in "${lLOSETUP_OUT_ARR[@]}"; do
-      lIMAGE_PATH=$(echo "${lLINE}" | awk '{print $6}')
+      lIMAGE_PATH=$(awk '{print $6}' <<<"${lLINE}") # field 6
       if [[ "${lIMAGE_PATH}" == "${1}" ]]; then
-        lDEV_PATH=$(echo "${lLINE}" | awk '{print $1}')
+        lDEV_PATH=$(awk '{print $1}' <<<"${lLINE}") # field 1
         if [[ "$(dirname "${lDEV_PATH}")" == "/dev/loop" ]]; then
           # if we have the new naming like /dev/loop/0 -> dirname results in /dev/loop
           lDEV_NR="${lDEV_PATH##*/}" # basename
           lDEV_PATH="/dev/loop${lDEV_NR}p1"
         else
           # old naming like /dev/loop0 -> dirname results in /dev/
-          lDEV_PATH=$(echo "${lLINE}" | awk '{print $1}')p1
+          lDEV_PATH=$(awk '{print $1}' <<<"${lLINE}")p1 # field 1
         fi
         if [[ -b "${lDEV_PATH}" ]]; then
           lFOUND=true

modules/L10_system_emulation/filesystem_mounter.sh

@@ -97,16 +97,16 @@ add_partition_emulation() {
     local lLOSETUP_OUT_ARR=()
     mapfile -t lLOSETUP_OUT_ARR < <(losetup | grep -v "BACK-FILE")
     for LINE in "${lLOSETUP_OUT_ARR[@]}"; do
-      lIMAGE_PATH=$(echo "${LINE}" | awk '{print $6}')
+      lIMAGE_PATH=$(awk '{print $6}' <<<"${LINE}") # field 6
       if [[ "${lIMAGE_PATH}" == "${1}" ]]; then
-        lDEV_PATH=$(echo "${LINE}" | awk '{print $1}')
+        lDEV_PATH=$(awk '{print $1}' <<<"${LINE}") # field 1
         if [[ "$(dirname "${lDEV_PATH}")" == "/dev/loop" ]]; then
           # if we have the new naming like /dev/loop/0 -> dirname results in /dev/loop
           lDEV_NR="${lDEV_PATH##*/}" # basename
           lDEV_PATH="/dev/loop${lDEV_NR}p1"
         else
           # old naming like /dev/loop0 -> dirname results in /dev/
-          lDEV_PATH=$(echo "${LINE}" | awk '{print $1}')p1
+          lDEV_PATH=$(awk '{print $1}' <<<"${LINE}")p1 # field 1
         fi
         if [[ -b "${lDEV_PATH}" ]]; then
           lFOUND=true

modules/S13_weak_func_check.sh

@@ -651,7 +651,7 @@ print_top10_statistics() {
           lMD5_SUM=${lBINARY##*-}
           # remove the md5sum from name
           lBINARY_NO_MD5=${lBINARY%-*}
-          lSEARCH_TERM="$(echo "${lBINARY_NO_MD5}" | awk '{print $2}')"
+          lSEARCH_TERM="$(awk '{print $2}' <<<"${lBINARY_NO_MD5}")" # field 2
           lF_COUNTER="$(awk '{print $1}' <<<"${lBINARY_NO_MD5}")" # field 1
           [[ ! "${lF_COUNTER}" =~ ^[0-9]+$ ]] && continue
           [[ "${lF_COUNTER}" -eq 0 ]] && continue

modules/S14_weak_func_radare_check.sh

@@ -584,7 +584,7 @@ radare_print_top10_statistics() {
           lMD5_SUM=${lBINARY##*-}
           # remove the md5sum from name
           lBINARY=${lBINARY%-*}
-          lSEARCH_TERM="$(echo "${lBINARY}" | awk '{print $2}')"
+          lSEARCH_TERM="$(awk '{print $2}' <<<"${lBINARY}")" # field 2
           [[ "${lF_COUNTER}" -eq 0 ]] && continue
 
           if [[ -f "${BASE_LINUX_FILES}" ]]; then

modules/S15_radare_decompile_checks.sh

@@ -198,7 +198,7 @@ radare_decomp_print_top10_statistics() {
           lMD5_SUM=${lBINARY##*-}
           # remove the md5sum from name
           lBINARY=${lBINARY%-*}
-          lSEARCH_TERM="$(echo "${lBINARY}" | awk '{print $2}')"
+          lSEARCH_TERM="$(awk '{print $2}' <<<"${lBINARY}")" # field 2
           lF_COUNTER="$(awk '{print $1}' <<<"${lBINARY}")" # field 1
           [[ "${lF_COUNTER}" -eq 0 ]] && continue
           local lR2_BIN_LOG_PATH="${LOG_PATH_MODULE}/vul_func_${lF_COUNTER}_${lFUNCTION}-${lSEARCH_TERM}-${lMD5_SUM}.txt"