-FLAGS_COMMON:=-Wall -Wno-unused -fPIC -std=c99
-FLAGS_PROD:=-DNDEBUG -O2 -march=native
-FLAGS_DEBUG:=-DVERIFY -ggdb3 -O1
-FLAGS_TEST:=-DVERIFY -ggdb3 -O2 -march=native
+$(shell CC=$(CC) YASM=$(YASM) ./configure)
+include config.mk
-SECP256K1_FILES := src/num.h src/field.h src/field_5x52.h src/group.h src/ecmult.h src/ecdsa.h \
- src/impl/*.h
+FILES := src/*.h src/impl/*.h
JAVA_FILES := src/java/org_bitcoin_NativeSecp256k1.h src/java/org_bitcoin_NativeSecp256k1.c
-ifndef CONF
-CONF := gmp
-endif
-
OBJS :=
-default: all
-
-ifeq ($(CONF), gmpgmp)
-FLAGS_COMMON := $(FLAGS_COMMON) -DUSE_NUM_GMP -DUSE_FIELD_GMP
-LIBS := -lgmp
-SECP256K1_FILES := $(SECP256K1_FILES) src/num_gmp.h src/field_gmp.h
-else
-ifeq ($(CONF), gmp32)
-FLAGS_COMMON := $(FLAGS_COMMON) -DUSE_NUM_GMP -DUSE_FIELD_10X26
-LIBS := -lgmp
-SECP256K1_FILES := $(SECP256K1_FILES) src/num_gmp.h src/field_10x26.h
-else
-ifeq ($(CONF), openssl)
-FLAGS_COMMON := $(FLAGS_COMMON) -DUSE_NUM_OPENSSL -DUSE_FIELD_INV_BUILTIN
-LIBS := -lcrypto
-SECP256K1_FILES := $(SECP256K1_FILES) src/num_openssl.h src/field_5x52.h
-else
-ifeq ($(CONF), gmp)
-FLAGS_COMMON := $(FLAGS_COMMON) -DUSE_NUM_GMP
-LIBS := -lgmp
-SECP256K1_FILES := $(SECP256K1_FILES) src/num_gmp.h src/field_5x52.h
-else
-ifeq ($(CONF), gmpasm)
-FLAGS_COMMON := $(FLAGS_COMMON) -DUSE_NUM_GMP -DUSE_FIELD_5X52_ASM
-LIBS := -lgmp
-OBJS := $(OBJS) obj/field_5x52_asm.o
-SECP256K1_FILES := $(SECP256K1_FILES) src/num_gmp.h src/field_5x52.h
-
-obj/field_5x52_asm.o: src/field_5x52_asm.asm
- yasm -f elf64 -o obj/field_5x52_asm.o src/field_5x52_asm.asm
-else
-error
-endif
-endif
-endif
-endif
+ifeq ($(USE_ASM), 1)
+ OBJS := $(OBJS) obj/field_5x52_asm.o
endif
-all: src/*.c src/*.asm src/*.h include/*.h
- +make CONF=openssl all-openssl
- +make CONF=gmp all-gmp
- +make CONF=gmpgmp all-gmpgmp
- +make CONF=gmp32 all-gmp32
- +make CONF=gmpasm all-gmpasm
+default: tests libsecp256k1.a libsecp256k1.so
+ ./tests
clean:
- +make CONF=openssl clean-openssl
- +make CONF=gmp clean-gmp
- +make CONF=gmp32 clean-gmp32
- +make CONF=gmpasm clean-gmpasm
+ rm -rf obj/*.o bench tests *.a *.so config.mk
-bench-any: bench-$(CONF)
-tests-any: tests-$(CONF)
-
-all-$(CONF): bench-$(CONF) tests-$(CONF) libsecp256k1-$(CONF).a
-
-clean-$(CONF):
- rm -f bench-$(CONF) tests-$(CONF) libsecp256k1-$(CONF).a libjavasecp256k1-$(CONF).so obj/*
+obj/field_5x52_asm.o: src/field_5x52_asm.asm
+ $(YASM) -f elf64 -o obj/field_5x52_asm.o src/field_5x52_asm.asm
-obj/secp256k1-$(CONF).o: $(SECP256K1_FILES) src/secp256k1.c include/secp256k1.h
- $(CC) $(FLAGS_COMMON) $(FLAGS_PROD) src/secp256k1.c -c -o obj/secp256k1-$(CONF).o
+obj/secp256k1.o: $(FILES) src/secp256k1.c include/secp256k1.h
+ $(CC) -fPIC -std=c99 $(CFLAGS) $(CFLAGS_EXTRA) -DNDEBUG -O2 src/secp256k1.c -c -o obj/secp256k1.o
-bench-$(CONF): $(OBJS) $(SECP256K1_FILES) src/bench.c
- $(CC) $(FLAGS_COMMON) $(FLAGS_PROD) src/bench.c $(LIBS) $(OBJS) -o bench-$(CONF)
+bench: $(FILES) src/bench.c $(OBJS)
+ $(CC) -fPIC -std=c99 $(CFLAGS) $(CFLAGS_EXTRA) -DNDEBUG -O2 src/bench.c $(OBJS) $(LDFLAGS_EXTRA) -o bench
-tests-$(CONF): $(OBJS) $(SECP256K1_FILES) src/tests.c
- $(CC) $(FLAGS_COMMON) $(FLAGS_TEST) src/tests.c $(LIBS) $(OBJS) -o tests-$(CONF)
+tests: $(FILES) src/tests.c $(OBJS)
+ $(CC) -std=c99 $(CFLAGS) $(CFLAGS_EXTRA) -DVERIFY -O1 src/tests.c $(OBJS) $(LDFLAGS_EXTRA) -o tests
-libsecp256k1-$(CONF).a: $(OBJS) obj/secp256k1-$(CONF).o
- $(AR) -rs $@ $(OBJS) obj/secp256k1-$(CONF).o
+libsecp256k1.a: obj/secp256k1.o $(OBJS)
+ $(AR) -rs $@ $(OBJS) obj/secp256k1.o
-libjavasecp256k1-$(CONF).so: $(OBJS) obj/secp256k1-$(CONF).o $(JAVA_FILES)
- $(CC) $(FLAGS_COMMON) $(FLAGS_PROD) -I. src/java/org_bitcoin_NativeSecp256k1.c $(LIBS) $(OBJS) obj/secp256k1-$(CONF).o -shared -o libjavasecp256k1-$(CONF).so
+libsecp256k1.so: obj/secp256k1.o $(OBJS)
+ $(CC) -std=c99 $(LDFLAGS_EXTRA) $(OBJS) obj/secp256k1.o -shared -o libsecp256k1.so
-java: libjavasecp256k1-$(CONF).so
+libjavasecp256k1.so: $(OBJS) obj/secp256k1.o $(JAVA_FILES)
+ $(CC) -fPIC -std=c99 $(CFLAGS) $(CFLAGS_EXTRA) -DNDEBUG -O2 -I. src/java/org_bitcoin_NativeSecp256k1.c $(LDFLAGS_EXTRA) $(OBJS) obj/secp256k1.o -shared -o libjavasecp256k1.so
--- /dev/null
+#!/bin/sh
+
+if test -f config.mk; then
+ exit 0
+fi
+
+if test -z "$CC"; then
+ CC=cc
+fi
+
+if test -z "$YASM"; then
+ YASM=yasm
+fi
+
+# test yasm
+$YASM -f elf64 -o /tmp/secp256k1-$$.o - <<EOF
+ BITS 64
+ GLOBAL testyasm
+ ALIGN 32
+testyasm:
+ xor r9,r9
+EOF
+if [ "$?" = 0 ]; then
+ $CC $CFLAGS -std=c99 -x c -c - -o /tmp/secp256k1-$$-2.o 2>/dev/null <<EOF
+void __attribute__ ((sysv_abi)) testyasm(void);
+int main() {
+ testyasm();
+ return 0;
+}
+EOF
+ $CC $CFLAGS -std=c99 /tmp/secp256k1-$$-2.o /tmp/secp256k1-$$.o -o /dev/null 2>/dev/null
+ if [ "$?" = 0 ]; then
+ HAVE_YASM=1
+ fi
+ rm -rf /tmp/secp256k1-$$-2.o /tmp/secp256k1-$$.o
+fi
+
+# test openssl
+HAVE_OPENSSL=0
+$CC $CFLAGS -std=c99 -x c - -o /dev/null -lcrypto 2>/dev/null <<EOF
+#include <openssl/bn.h>
+int main() {
+ BN_CTX *ctx = BN_CTX_new();
+ BN_CTX_free(ctx);
+ return 0;
+}
+EOF
+if [ "$?" = 0 ]; then
+ HAVE_OPENSSL=1
+fi
+
+# test gmp
+HAVE_GMP=0
+$CC $CFLAGS -std=c99 -x c - -o /dev/null -lgmp 2>/dev/null <<EOF
+#include <gmp.h>
+int main() {
+ mpz_t n;
+ mpz_init(n);
+ mpz_clear(n);
+ return 0;
+}
+EOF
+if [ "$?" = 0 ]; then
+ HAVE_GMP=1
+fi
+
+# test __int128
+HAVE_INT128=0
+$CC $CFLAGS -std=c99 -x c - -o /dev/null 2>/dev/null <<EOF
+#include <stdint.h>
+int main() {
+ __int128 x = 0;
+ return 0;
+}
+EOF
+if [ "$?" = 0 ]; then
+ HAVE_INT128=1
+fi
+
+for arg in "$@"; do
+ case "$arg" in
+ --no-yasm)
+ HAVE_YASM=0
+ ;;
+ --no-gmp)
+ HAVE_GMP=0
+ ;;
+ --no-openssl)
+ HAVE_OPENSSL=0
+ ;;
+ esac
+done
+
+LINK_OPENSSL=0
+LINK_GMP=0
+USE_ASM=0
+
+# select field implementation
+if [ "$HAVE_YASM" = "1" ]; then
+ CFLAGS_FIELD="-DUSE_FIELD_5X52 -DUSE_FIELD_5X52_ASM"
+ USE_ASM=1
+elif [ "$HAVE_INT128" = "1" ]; then
+ CFLAGS_FIELD="-DUSE_FIELD_5X52 -DUSE_FIELD_5X52_INT128"
+elif [ "$HAVE_GMP" = "1" ]; then
+ CFLAGS_FIELD="-DUSE_FIELD_GMP"
+ LINK_GMP=1
+else
+ CFLAGS_FIELD="-DUSE_FIELD_10X26"
+fi
+
+# select num implementation
+if [ "$HAVE_GMP" = "1" ]; then
+ CFLAGS_NUM="-DUSE_NUM_GMP -DUSE_FIELD_INV_NUM"
+ LINK_GMP=1
+elif [ "$HAVE_OPENSSL" = "1" ]; then
+ CFLAGS_NUM="-DUSE_NUM_OPENSSL -DUSE_FIELD_INV_BUILTIN"
+ LINK_OPENSSL=1
+else
+ echo "No usable num implementation found" >&2
+ exit 1
+fi
+
+CFLAGS_EXTRA="$CFLAGS_FIELD $CFLAGS_NUM"
+LDFLAGS_EXTRA=""
+if [ "$LINK_GMP" = "1" ]; then
+ LDFLAGS_EXTRA="-lgmp"
+fi
+if [ "$LINK_OPENSSL" = "1" ]; then
+ LDFLAGS_EXTRA="-lcrypto"
+fi
+
+echo "CC=$CC" > config.mk
+echo "YASM=$YASM" >>config.mk
+echo "CFLAGS_EXTRA=$CFLAGS_EXTRA" >> config.mk
+echo "LDFLAGS_EXTRA=$LDFLAGS_EXTRA" >> config.mk
+echo "USE_ASM=$USE_ASM" >>config.mk
#ifndef _SECP256K1_FIELD_IMPL_H_
#define _SECP256K1_FIELD_IMPL_H_
-#ifdef USE_FIELD_GMP
+#if defined(USE_FIELD_GMP)
#include "field_gmp.h"
-#else
-#ifdef USE_FIELD_10X26
+#elif defined(USE_FIELD_10X26)
#include "field_10x26.h"
-#else
+#elif defined(USE_FIELD_5X52)
#include "field_5x52.h"
-#endif
+#else
+#error "Please select field implementation"
#endif
void static secp256k1_fe_get_hex(char *r, int *rlen, const secp256k1_fe_t *a) {
void static secp256k1_fe_inv_var(secp256k1_fe_t *r, const secp256k1_fe_t *a) {
#if defined(USE_FIELD_INV_BUILTIN)
secp256k1_fe_inv(r, a);
-#else
+#elif defined(USE_FIELD_INV_NUM)
unsigned char b[32];
secp256k1_fe_t c = *a;
secp256k1_fe_normalize(&c);
secp256k1_num_get_bin(b, 32, &n);
secp256k1_num_free(&n);
secp256k1_fe_set_b32(r, b);
+#else
+#error "Please select field inverse implementation"
#endif
}
projects / secp256k1.git / commitdiff