Some improvements

.ci/coverage_more.sh

@@ -2,14 +2,26 @@
 
 set -e
 
+function pdiv() {
+  printf "\n====== %s ======\n" "$*"
+}
+
 if [ "$#" = "1" -a "$(echo $1 | grep 'gmp')" != "" ]; then
+   pdiv "Test GMP"
    ./test t gmp
 fi
 
+pdiv "Sizes"
 ./sizes
+pdiv "Constants"
 ./constants
 
-for i in $(for j in $(echo $(./hashsum -h | awk '/Algorithms/,EOF' | tail -n +2)); do echo $j; done | sort); do echo -n "$i: " && ./hashsum -a $i tests/test.key ; done > hashsum_tv.txt
+pdiv "Generate hashsum_tv.txt"
+for i in $(for j in $(echo $(./hashsum -h | awk '/Algorithms/,EOF' | tail -n +2)); do echo $j; done | sort); do
+  echo -n "$i: " && ./hashsum -a $i tests/test.key
+done > hashsum_tv.txt
+
+pdiv "Compare hashsum_tv.txt"
 difftroubles=$(diff -i -w -B hashsum_tv.txt notes/hashsum_tv.txt | grep '^<') || true
 if [ -n "$difftroubles" ]; then
   echo "FAILURE: hashsum_tv.tx"

.ci/meta_builds.sh

@@ -22,12 +22,12 @@ fi
 function run_gcc() {
    bash .ci/check_source.sh "CHECK_SOURCES" "$2" "$3" "$4" "$5"
 
-   make -j$(nproc) pem-info V=0
+   make -j$(nproc) latex-tables V=0
 
    echo "verify docs..."
    while read -r line; do
      grep -q -e "$line" doc/crypt.tex || { echo "Failed to find \"$line\" in doc/crypt.tex"; exit 1; }
-   done < <(./pem-info | grep '^\\' | sed 's@\\@\\\\@g')
+   done < <(./latex-tables | grep '^\\' | sed 's@\\@\\\\@g')
    echo "docs OK"
 
    make clean &>/dev/null

.github/workflows/main.yml

@@ -53,6 +53,7 @@ jobs:
           - { BUILDNAME: 'NO_FAST',                 BUILDOPTIONS: '-DLTC_NO_FAST',                                                        BUILDSCRIPT: '.ci/run.sh' }
           - { BUILDNAME: 'NO_FAST+SMALL+NO_TABLES', BUILDOPTIONS: '-DLTC_NO_FAST -DLTC_SMALL_CODE -DLTC_NO_TABLES',                       BUILDSCRIPT: '.ci/run.sh' }
           - { BUILDNAME: 'NO_ASM',                  BUILDOPTIONS: '-DLTC_NO_ASM',                                                         BUILDSCRIPT: '.ci/run.sh' }
+          - { BUILDNAME: 'NO_DEPRECATED_APIS',      BUILDOPTIONS: '-DLTC_NO_DEPRECATED_APIS',                                             BUILDSCRIPT: '.ci/run.sh' }
           - { BUILDNAME: 'NO_TIMING_RESISTANCE',    BUILDOPTIONS: '-DLTC_NO_ECC_TIMING_RESISTANT -DLTC_NO_RSA_BLINDING',                  BUILDSCRIPT: '.ci/run.sh' }
           - { BUILDNAME: 'FORTUNA_CUSTOM_OPTIONS',  BUILDOPTIONS: '-DLTC_FORTUNA_USE_ENCRYPT_ONLY -DLTC_FORTUNA_RESEED_RATELIMIT_STATIC', BUILDSCRIPT: '.ci/run.sh' }
           - { BUILDNAME: 'PTHREAD',                 BUILDOPTIONS: '-DLTC_PTHREAD',                                                        BUILDSCRIPT: '.ci/run.sh' }

.gitignore

@@ -32,6 +32,8 @@ constants
 constants.exe
 crypt
 crypt.exe
+der_print_flexi
+der_print_flexi.exe
 hashsum
 hashsum.exe
 multi
@@ -40,8 +42,8 @@ openssl-enc
 openssl-enc.exe
 openssh-privkey
 openssh-privkey.exe
-pem-info
-pem-info.exe
+latex-tables
+latex-tables.exe
 sizes
 sizes.exe
 small
@@ -107,7 +109,7 @@ doxygen/
 *.lof
 *.bak
 
-coverage/
+coverage*/
 coverage*.info
 
 # coverity intermediate directory etc.

CMakeLists.txt

@@ -3,7 +3,7 @@
 # LibTomCrypt, modular cryptographic library -- Tom St Denis
 #
 
-cmake_minimum_required(VERSION 3.10)
+cmake_minimum_required(VERSION 3.22)
 
 project(
     libtomcrypt
@@ -50,23 +50,11 @@ option(BUILD_SHARED_LIBS
 )
 option(WITH_PTHREAD "Build with pthread support" FALSE)
 
-# -----------------------------------------------------------------------------
-# Add support for ccache if desired
-# -----------------------------------------------------------------------------
-find_program(CCACHE ccache)
-
-if(CCACHE)
-    option(ENABLE_CCACHE "Enable ccache." ON)
-endif()
-
-# use ccache if installed
-if(CCACHE AND ENABLE_CCACHE)
-    set(CMAKE_C_COMPILER_LAUNCHER ${CCACHE})
-endif()
-
 # -----------------------------------------------------------------------------
 # Compose CFLAGS
 # -----------------------------------------------------------------------------
+set(LTC_CFLAGS "" CACHE STRING "Optional user-specific CFLAGS")
+set(LTC_LDFLAGS "" CACHE STRING "Optional user-specific LDFLAGS")
 
 # Some information ported from makefile_include.mk
 
@@ -94,8 +82,17 @@ else()
         -Wsystem-headers
     )
     set(CMAKE_C_FLAGS_DEBUG "-g3")
-    set(CMAKE_C_FLAGS_RELEASE "-O3 -funroll-loops -fomit-frame-pointer")
-    set(CMAKE_C_FLAGS_RELWITHDEBINFO "-g3 -O2")
+    if(LTC_CFLAGS MATCHES "-DARGTYPE")
+        set(ARGTYPE "")
+    else()
+        set(ARGTYPE "-DARGTYPE=4")
+    endif()
+    set(CMAKE_C_FLAGS_RELEASE "-O3 -funroll-loops -fomit-frame-pointer ${ARGTYPE}")
+    if(BUILD_SHARED_LIBS)
+        set(CMAKE_C_FLAGS_RELWITHDEBINFO "-g3 -O2 ${ARGTYPE}")
+    else()
+        set(CMAKE_C_FLAGS_RELWITHDEBINFO "-g3 -O2")
+    endif()
     set(CMAKE_C_FLAGS_MINSIZEREL "-Os")
 endif()
 

demos/CMakeLists.txt

@@ -1,13 +1,6 @@
 # -----------------------------------------------------------------------------
 # Options
 # -----------------------------------------------------------------------------
-option(BUILD_USEFUL_DEMOS "Build useful demos (hashsum)" FALSE)
-option(
-    BUILD_USABLE_DEMOS
-    "Build usable demos (aesgcm constants crypt openssh-privkey openssl-enc pem-info sizes timing)"
-    FALSE
-)
-option(BUILD_TEST_DEMOS "Build test demos (small tv_gen)" FALSE)
 
 option(INSTALL_DEMOS "Install enabled demos (USEFUL and/or USABLE) and ltc wrapper script" FALSE)
 
@@ -16,46 +9,41 @@ option(INSTALL_DEMOS "Install enabled demos (USEFUL and/or USABLE) and ltc wrapp
 #
 # Demos that are even somehow useful and could be installed as a system-tool
 #
-# * USEFUL_DEMOS   = hashsum
 # -----------------------------------------------------------------------------
+set(USEFUL_DEMOS hashsum)
+list(JOIN USEFUL_DEMOS " " USEFUL_DEMOS_STR)
+option(BUILD_USEFUL_DEMOS "Build useful demos (${USEFUL_DEMOS_STR})" FALSE)
 
 if(BUILD_USEFUL_DEMOS)
-    list(APPEND USABLE_DEMOS_TARGETS hashsum)
+    list(APPEND USABLE_DEMOS_TARGETS ${USEFUL_DEMOS})
 endif()
 
 # -----------------------------------------------------------------------------
 # Usable demos
 #
 # Demos that are usable but only rarely make sense to be installed
 #
-# USEABLE_DEMOS  = aesgcm constants crypt openssh-privkey openssl-enc pem-info sizes timing
 # -----------------------------------------------------------------------------
+set(USABLE_DEMOS aesgcm constants crypt der_print_flexi latex-tables openssh-privkey openssl-enc sizes timing)
+list(JOIN USABLE_DEMOS " " USABLE_DEMOS_STR)
+option(BUILD_USABLE_DEMOS "Build usable demos (${USABLE_DEMOS_STR})" FALSE)
 
 if(BUILD_USABLE_DEMOS)
-    list(
-        APPEND
-        USABLE_DEMOS_TARGETS
-        aesgcm
-        constants
-        crypt
-        openssh-privkey
-        openssl-enc
-        pem-info
-        sizes
-        timing
-    )
+    list(APPEND USABLE_DEMOS_TARGETS ${USABLE_DEMOS})
 endif()
 
 # -----------------------------------------------------------------------------
 # Test demos
 #
 # Demos that are used for testing or measuring
 #
-# * TEST_DEMOS     = small tv_gen
 # -----------------------------------------------------------------------------
+set(TEST_DEMOS small tv_gen)
+list(JOIN TEST_DEMOS " " TEST_DEMOS_STR)
+option(BUILD_TEST_DEMOS "Build test demos (${TEST_DEMOS_STR})" FALSE)
 
 if(BUILD_TEST_DEMOS)
-    list(APPEND ALL_DEMOS_TARGETS small tv_gen)
+    list(APPEND ALL_DEMOS_TARGETS ${TEST_DEMOS})
 endif()
 
 # -----------------------------------------------------------------------------