Run the fuzzing corpora as tests.

Reviewed-by: Richard Levitte <levitte@openssl.org>
Reviewed-by: Rich Salz <rsalz@openssl.org>

1 files changed, 12 insertions, 7 deletions

diff --git a/fuzz/bignum.c b/fuzz/bignum.c
index 643e6e7c65..dc722af83f 100644
--- a/fuzz/bignum.c
+++ b/fuzz/bignum.c
@@ -17,8 +17,11 @@
 #include <openssl/bn.h>
 #include "fuzzer.h"
 
+int FuzzerInitialize(int *argc, char ***argv) {
+    return 1;
+}
+
 int FuzzerTestOneInput(const uint8_t *buf, size_t len) {
-    int success = 0;
     static BN_CTX *ctx;
     static BN_MONT_CTX *mont;
     static BIGNUM *b1;
@@ -26,6 +29,9 @@ int FuzzerTestOneInput(const uint8_t *buf, size_t len) {
     static BIGNUM *b3;
     static BIGNUM *b4;
     static BIGNUM *b5;
+    int success = 0;
+    size_t l1 = 0, l2 = 0, l3 = 0;
+    int s1 = 0, s2 = 0, s3 = 0;
 
     if (ctx == NULL) {
         b1 = BN_new();
@@ -36,11 +42,10 @@ int FuzzerTestOneInput(const uint8_t *buf, size_t len) {
         ctx = BN_CTX_new();
         mont = BN_MONT_CTX_new();
     }
-    // Divide the input into three parts, using the values of the first two
-    // bytes to choose lengths, which generate b1, b2 and b3. Use three bits
-    // of the third byte to choose signs for the three numbers.
-    size_t l1 = 0, l2 = 0, l3 = 0;
-    int s1 = 0, s2 = 0, s3 = 0;
+    /* Divide the input into three parts, using the values of the first two
+     * bytes to choose lengths, which generate b1, b2 and b3. Use three bits
+     * of the third byte to choose signs for the three numbers.
+     */
     if (len > 2) {
         len -= 3;
         l1 = (buf[0] * len) / 255;
@@ -61,7 +66,7 @@ int FuzzerTestOneInput(const uint8_t *buf, size_t len) {
     OPENSSL_assert(BN_bin2bn(buf + l1 + l2, l3, b3) == b3);
     BN_set_negative(b3, s3);
 
-    // mod 0 is undefined
+    /* mod 0 is undefined */
     if (BN_is_zero(b3)) {
         success = 1;
         goto done;