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Also re-serialize X509 objects in fuzz/cert.cc.

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This is a fairly common operation on an X509.

Change-Id: I1820f20b555f75c98ab7e3283b5530bc1c200e2a
Reviewed-on: https://boringssl-review.googlesource.com/7611
Reviewed-by: Steven Valdez <svaldez@google.com>
Reviewed-by: David Benjamin <davidben@google.com>
This commit is contained in:
David Benjamin 2016-03-30 14:26:46 -04:00
parent 20568e7a4f
commit 66ec5c9066
1 changed files with 7 additions and 1 deletions
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8
fuzz/cert.cc
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@ -1,11 +1,17 @@
#include <openssl/mem.h>
#include <openssl/x509.h> #include <openssl/x509.h>
extern "C" int LLVMFuzzerTestOneInput(uint8_t *buf, size_t len) { extern "C" int LLVMFuzzerTestOneInput(uint8_t *buf, size_t len) {
const uint8_t *bufp = buf; const uint8_t *bufp = buf;
X509 *x509 = d2i_X509(NULL, &bufp, len); X509 *x509 = d2i_X509(NULL, &bufp, len);
if (x509 != NULL) { if (x509 != NULL) {
/* Also extract the public key. */ /* Extract the public key. */
EVP_PKEY_free(X509_get_pubkey(x509)); EVP_PKEY_free(X509_get_pubkey(x509));
/* Reserialize the structure. */
uint8_t *der = NULL;
i2d_X509(x509, &der);
OPENSSL_free(der);
} }
X509_free(x509); X509_free(x509);
return 0; return 0;