abi: export right mpz after masking

mhw0 · Sep 15, 2023 · ecbc72f · ecbc72f
1 parent f016cbf
commit ecbc72f
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Showing 2 changed files with 2 additions and 2 deletions.
diff --git a/src/abi.c b/src/abi.c
@@ -654,7 +654,7 @@ int eth_abi_mpint(struct eth_abi *abi, mpz_t mpz) {
 
     size = mpz_sizeinbase(mpztmp, 16);
     size = (size % 2 == 0 ? size : size + 1) / 2;
-    mpz_export((bytes + 32) - size, NULL, 1, sizeof(uint8_t), 0, 0, mpz);
+    mpz_export((bytes + 32) - size, NULL, 1, sizeof(uint8_t), 0, 0, mpztmp);
     mpz_clears(mpztmp, mpzmask, NULL);
 
     return eth_abi_bytes32(abi, bytes);

diff --git a/test/test-eth-abi.c b/test/test-eth-abi.c
@@ -249,7 +249,7 @@ void test_eth_abi_mpint(void) {
 
   mpz_init_set_str(mpz0, "0xff", 0);
   mpz_init_set_str(mpz1, "0xfff", 0);
-  mpz_init_set_str(mpz2, "0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffbb", 0);
+  mpz_init_set_str(mpz2, "0xbbffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", 0);
 
   ok(eth_abi_init(&abi0, ETH_ABI_ENCODE) == 1);
   ok(eth_abi_mpint(&abi0, mpz0) == 1);