Update libtommath, use multi init and clear.

2 files changed, 8 insertions, 6 deletions

diff --git a/pyecsca/codegen/bn/bn.c b/pyecsca/codegen/bn/bn.c
index 930dea7..1247c5d 100644
--- a/pyecsca/codegen/bn/bn.c
+++ b/pyecsca/codegen/bn/bn.c
@@ -14,15 +14,15 @@ void bn_clear(bn_t *bn) {
 	mp_clear(bn);
 }
 
-int bn_from_bin(const uint8_t *data, size_t size, bn_t *out) {
+bn_err bn_from_bin(const uint8_t *data, size_t size, bn_t *out) {
 	return mp_from_ubin(out, data, size);
 }
 
-int bn_from_hex(const char *data, bn_t *out) {
+bn_err bn_from_hex(const char *data, bn_t *out) {
 	return mp_read_radix(out, data, 16);
 }
 
-int bn_from_int(unsigned int value, bn_t *out) {
+bn_err bn_from_int(unsigned int value, bn_t *out) {
 	if (sizeof(unsigned int) == 8) {
 		mp_set_u64(out, value);
 	} else {
diff --git a/pyecsca/codegen/bn/bn.h b/pyecsca/codegen/bn/bn.h
index 02b3e93..862b67c 100644
--- a/pyecsca/codegen/bn/bn.h
+++ b/pyecsca/codegen/bn/bn.h
@@ -34,12 +34,14 @@ typedef struct {
 } wnaf_t;
 
 bn_err bn_init(bn_t *bn);
+#define bn_init_multi mp_init_multi
 bn_err bn_copy(const bn_t *from, bn_t *to);
 void bn_clear(bn_t *bn);
+#define bn_clear_multi mp_clear_multi
 
-int bn_from_bin(const uint8_t *data, size_t size, bn_t *out);
-int bn_from_hex(const char *data, bn_t *out);
-int bn_from_int(unsigned int value, bn_t *out);
+bn_err bn_from_bin(const uint8_t *data, size_t size, bn_t *out);
+bn_err bn_from_hex(const char *data, bn_t *out);
+bn_err bn_from_int(unsigned int value, bn_t *out);
 
 bn_err bn_to_binpad(const bn_t *one, uint8_t *data, size_t size);
 bn_err bn_to_bin(const bn_t *one, uint8_t *data);