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LMS fixes

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* Add support for CMake
* Add support for Zephyr
* Make sure the internal key state is properly handled in case a public
  key is imported into a reloaded private key.

Signed-off-by: Tobias Frauenschläger <tobias.frauenschlaeger@oth-regensburg.de>
This commit is contained in:
Tobias Frauenschläger
2024-11-20 10:16:26 +01:00
parent 9db5499dbd
commit af4017132d
5 changed files with 38 additions and 3 deletions
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12
CMakeLists.txt
View File

@ -655,6 +655,16 @@ else()
endif() endif()
endif() endif()
# LMS
add_option(WOLFSSL_LMS
"Enable the wolfSSL LMS implementation (default: disabled)"
"no" "yes;no")
# XMSS
add_option(WOLFSSL_XMSS
"Enable the wolfSSL XMSS implementation (default: disabled)"
"no" "yes;no")
# TODO: - Lean PSK # TODO: - Lean PSK
# - Lean TLS # - Lean TLS
# - Low resource # - Low resource
@ -668,8 +678,6 @@ endif()
# - Atomic user record layer # - Atomic user record layer
# - Public key callbacks # - Public key callbacks
# - Microchip/Atmel CryptoAuthLib # - Microchip/Atmel CryptoAuthLib
# - XMSS
# - LMS
# - dual-certs # - dual-certs
# AES-CBC # AES-CBC

16
cmake/functions.cmake
View File

@ -208,6 +208,12 @@ function(generate_build_flags)
set(BUILD_EXT_KYBER "yes" PARENT_SCOPE) set(BUILD_EXT_KYBER "yes" PARENT_SCOPE)
set(BUILD_OQS_HELPER "yes" PARENT_SCOPE) set(BUILD_OQS_HELPER "yes" PARENT_SCOPE)
endif() endif()
if(WOLFSSL_LMS OR WOLFSSL_USER_SETTINGS)
set(BUILD_WC_LMS "yes" PARENT_SCOPE)
endif()
if(WOLFSSL_XMSS OR WOLFSSL_USER_SETTINGS)
set(BUILD_WC_XMSS "yes" PARENT_SCOPE)
endif()
if(WOLFSSL_ARIA OR WOLFSSL_USER_SETTINGS) if(WOLFSSL_ARIA OR WOLFSSL_USER_SETTINGS)
message(STATUS "ARIA functions.cmake found WOLFSSL_ARIA") message(STATUS "ARIA functions.cmake found WOLFSSL_ARIA")
# we cannot actually build, as we only have pre-compiled bin # we cannot actually build, as we only have pre-compiled bin
@ -818,6 +824,16 @@ function(generate_lib_src_list LIB_SOURCES)
list(APPEND LIB_SOURCES wolfcrypt/src/ext_kyber.c) list(APPEND LIB_SOURCES wolfcrypt/src/ext_kyber.c)
endif() endif()
if(BUILD_WC_LMS)
list(APPEND LIB_SOURCES wolfcrypt/src/wc_lms.c)
list(APPEND LIB_SOURCES wolfcrypt/src/wc_lms_impl.c)
endif()
if(BUILD_WC_XMSS)
list(APPEND LIB_SOURCES wolfcrypt/src/wc_xmss.c)
list(APPEND LIB_SOURCES wolfcrypt/src/wc_xmss_impl.c)
endif()
if(BUILD_LIBZ) if(BUILD_LIBZ)
list(APPEND LIB_SOURCES wolfcrypt/src/compress.c) list(APPEND LIB_SOURCES wolfcrypt/src/compress.c)
endif() endif()

8
cmake/options.h.in
View File

@ -382,6 +382,14 @@ extern "C" {
#cmakedefine HAVE_ECC_KOBLITZ #cmakedefine HAVE_ECC_KOBLITZ
#undef HAVE_ECC_CDH #undef HAVE_ECC_CDH
#cmakedefine HAVE_ECC_CDH #cmakedefine HAVE_ECC_CDH
#undef WOLFSSL_HAVE_LMS
#cmakedefine WOLFSSL_HAVE_LMS
#undef WOLFSSL_WC_LMS
#cmakedefine WOLFSSL_WC_LMS
#undef WOLFSSL_HAVE_XMSS
#cmakedefine WOLFSSL_HAVE_XMSS
#undef WOLFSSL_WC_XMSS
#cmakedefine WOLFSSL_WC_XMSS
#ifdef __cplusplus #ifdef __cplusplus
} }

3
wolfcrypt/src/wc_lms.c
View File

@ -1162,7 +1162,8 @@ int wc_LmsKey_ImportPubRaw(LmsKey* key, const byte* in, word32 inLen)
if (ret == 0) { if (ret == 0) {
XMEMCPY(key->pub, in, inLen); XMEMCPY(key->pub, in, inLen);
key->state = WC_LMS_STATE_VERIFYONLY; if (key->state != WC_LMS_STATE_OK)
key->state = WC_LMS_STATE_VERIFYONLY;
} }
return ret; return ret;

2
zephyr/CMakeLists.txt
View File

@ -119,6 +119,8 @@ if(CONFIG_WOLFSSL)
zephyr_library_sources(${ZEPHYR_CURRENT_MODULE_DIR}/wolfcrypt/src/wc_encrypt.c) zephyr_library_sources(${ZEPHYR_CURRENT_MODULE_DIR}/wolfcrypt/src/wc_encrypt.c)
zephyr_library_sources(${ZEPHYR_CURRENT_MODULE_DIR}/wolfcrypt/src/wc_kyber.c) zephyr_library_sources(${ZEPHYR_CURRENT_MODULE_DIR}/wolfcrypt/src/wc_kyber.c)
zephyr_library_sources(${ZEPHYR_CURRENT_MODULE_DIR}/wolfcrypt/src/wc_kyber_poly.c) zephyr_library_sources(${ZEPHYR_CURRENT_MODULE_DIR}/wolfcrypt/src/wc_kyber_poly.c)
zephyr_library_sources(${ZEPHYR_CURRENT_MODULE_DIR}/wolfcrypt/src/wc_lms.c)
zephyr_library_sources(${ZEPHYR_CURRENT_MODULE_DIR}/wolfcrypt/src/wc_lms_impl.c)
zephyr_library_sources(${ZEPHYR_CURRENT_MODULE_DIR}/wolfcrypt/src/wc_pkcs11.c) zephyr_library_sources(${ZEPHYR_CURRENT_MODULE_DIR}/wolfcrypt/src/wc_pkcs11.c)
zephyr_library_sources(${ZEPHYR_CURRENT_MODULE_DIR}/wolfcrypt/src/wc_port.c) zephyr_library_sources(${ZEPHYR_CURRENT_MODULE_DIR}/wolfcrypt/src/wc_port.c)
zephyr_library_sources(${ZEPHYR_CURRENT_MODULE_DIR}/wolfcrypt/src/wolfevent.c) zephyr_library_sources(${ZEPHYR_CURRENT_MODULE_DIR}/wolfcrypt/src/wolfevent.c)