diff options
Diffstat (limited to 'src/lib/crypt_ops/crypto_util.h')
-rw-r--r-- | src/lib/crypt_ops/crypto_util.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/src/lib/crypt_ops/crypto_util.h b/src/lib/crypt_ops/crypto_util.h index 4c08180f92..36ee230176 100644 --- a/src/lib/crypt_ops/crypto_util.h +++ b/src/lib/crypt_ops/crypto_util.h @@ -14,8 +14,18 @@ #define TOR_CRYPTO_UTIL_H #include "lib/cc/torint.h" +#include "lib/malloc/malloc.h" /** OpenSSL-based utility functions. */ void memwipe(void *mem, uint8_t byte, size_t sz); +void tor_str_wipe_and_free_(char *str); +/** + * Securely all memory in <b>str</b>, then free it. + * + * As tor_free(), tolerates null pointers, and sets <b>str</b> to NULL. + **/ +#define tor_str_wipe_and_free(str) \ + FREE_AND_NULL(char, tor_str_wipe_and_free_, (str)) + #endif /* !defined(TOR_CRYPTO_UTIL_H) */ |