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feat(crypto): improved clang version checks, remove duplicate, adapt to refactor

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Makefiles do not natively support compiler version checks, so some
shell-based tricks have to be used instead.
The ethereum_address_checksum() function changed, adapt input length.
This commit is contained in:
Christian Reitter 2022-01-12 16:08:19 +01:00 committed by Andrew Kozlik
parent cf3c57d0ae
commit b9a3a73c27
2 changed files with 24 additions and 6 deletions
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28
crypto/Makefile
View File

@ -1,15 +1,33 @@
# CLANG_VERSION is empty if the compiler is not clang-based
CLANG_VERSION = $(shell $(CC) --version | grep -Po "clang version \K[\d\.]+")
CLANG_VERSION_MAJOR = $(shell echo $(CLANG_VERSION) | cut -f1 -d.)
# determine specific version ranges
ifneq ($(CLANG_VERSION),)
$(if $(shell [ $(CLANG_VERSION_MAJOR) -ge 13 ] && echo "OK"), \
$(eval CLANG_AT_LEAST_13 := true), \
$(eval CLANG_AT_LEAST_13 := false))
$(if $(shell [ $(CLANG_VERSION_MAJOR) -ge 14 ] && echo "OK"), \
$(eval CLANG_AT_LEAST_14 := true), \
$(eval CLANG_AT_LEAST_14 := false))
endif
ifeq ($(FUZZER),1)
CC ?= clang
LD ?= $(CC)
SANFLAGS += -fsanitize=fuzzer
# TODO gcc as well as older clang versions <= 12 do not support this feature
# only clang versions >= 13 support this feature
ifeq ($(CLANG_AT_LEAST_13),true)
$(info "info: using -fsanitize-ignorelist")
SANFLAGS += -fsanitize-ignorelist=fuzzer/sanitizer_ignorelist.txt
SANFLAGS += -fsanitize-ignorelist=fuzzer/sanitizer_ignorelist.txt
else
$(info "info: not using -fsanitize-ignorelist")
endif
# TODO is there a better solution, for example by disabling a specific optimization technique?
# there is a clang optimization issue in relation with the blake2 code at -fsanitize=undefined
$(warning "warning: disable optimization on blake2 code as workaround")
$(warning "warning: disabling optimization on blake2 code as workaround")
blake2b.o: OPTFLAGS += -O0
blake2s.o: OPTFLAGS += -O0
@ -61,8 +79,8 @@ ZKP_PATH = ../vendor/secp256k1-zkp
CFLAGS += -DSECP256K1_CONTEXT_SIZE=208
# TODO remove this workaround once possible
ifeq ($(CC),clang-14)
$(warning "warning: suppress clang-14 compiler warning for secp256k1-zkp code")
ifeq ($(CLANG_AT_LEAST_14),true)
$(warning "warning: suppressing clang-14 compiler warning for secp256k1-zkp code")
ZKP_CFLAGS += -Wno-bitwise-instead-of-logical
endif

2
crypto/fuzzer/fuzzer.c
View File

@ -716,7 +716,7 @@ int fuzz_mnemonic_to_seed(void) {
int fuzz_ethereum_address_checksum(void) {
uint8_t addr[20] = {0};
char address[41] = {0};
char address[43] = {0};
uint64_t chain_id = 0;
bool rskip60 = false;