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-rw-r--r--engines/e_chil.c56
1 files changed, 20 insertions, 36 deletions
diff --git a/engines/e_chil.c b/engines/e_chil.c
index 3a07076b4fef..fca7a9cea62e 100644
--- a/engines/e_chil.c
+++ b/engines/e_chil.c
@@ -111,11 +111,10 @@ static int hwcrhk_mod_exp(BIGNUM *r, const BIGNUM *a, const BIGNUM *p,
#ifndef OPENSSL_NO_RSA
/* RSA stuff */
static int hwcrhk_rsa_mod_exp(BIGNUM *r, const BIGNUM *I, RSA *rsa, BN_CTX *ctx);
-#endif
-#ifndef OPENSSL_NO_RSA
/* This function is aliased to mod_exp (with the mont stuff dropped). */
static int hwcrhk_mod_exp_mont(BIGNUM *r, const BIGNUM *a, const BIGNUM *p,
const BIGNUM *m, BN_CTX *ctx, BN_MONT_CTX *m_ctx);
+static int hwcrhk_rsa_finish(RSA *rsa);
#endif
#ifndef OPENSSL_NO_DH
@@ -135,10 +134,6 @@ static EVP_PKEY *hwcrhk_load_privkey(ENGINE *eng, const char *key_id,
UI_METHOD *ui_method, void *callback_data);
static EVP_PKEY *hwcrhk_load_pubkey(ENGINE *eng, const char *key_id,
UI_METHOD *ui_method, void *callback_data);
-#ifndef OPENSSL_NO_RSA
-static void hwcrhk_ex_free(void *obj, void *item, CRYPTO_EX_DATA *ad,
- int ind,long argl, void *argp);
-#endif
/* Interaction stuff */
static int hwcrhk_insert_card(const char *prompt_info,
@@ -193,7 +188,7 @@ static RSA_METHOD hwcrhk_rsa =
hwcrhk_rsa_mod_exp,
hwcrhk_mod_exp_mont,
NULL,
- NULL,
+ hwcrhk_rsa_finish,
0,
NULL,
NULL,
@@ -603,7 +598,7 @@ static int hwcrhk_init(ENGINE *e)
if (hndidx_rsa == -1)
hndidx_rsa = RSA_get_ex_new_index(0,
"nFast HWCryptoHook RSA key handle",
- NULL, NULL, hwcrhk_ex_free);
+ NULL, NULL, NULL);
#endif
return 1;
err:
@@ -1081,6 +1076,21 @@ static int hwcrhk_mod_exp_mont(BIGNUM *r, const BIGNUM *a, const BIGNUM *p,
{
return hwcrhk_mod_exp(r, a, p, m, ctx);
}
+
+static int hwcrhk_rsa_finish(RSA *rsa)
+ {
+ HWCryptoHook_RSAKeyHandle *hptr;
+
+ hptr = RSA_get_ex_data(rsa, hndidx_rsa);
+ if (hptr)
+ {
+ p_hwcrhk_RSAUnloadKey(*hptr, NULL);
+ OPENSSL_free(hptr);
+ RSA_set_ex_data(rsa, hndidx_rsa, NULL);
+ }
+ return 1;
+ }
+
#endif
#ifndef OPENSSL_NO_DH
@@ -1139,34 +1149,6 @@ static int hwcrhk_rand_status(void)
return 1;
}
-/* This cleans up an RSA KM key, called when ex_data is freed */
-#ifndef OPENSSL_NO_RSA
-static void hwcrhk_ex_free(void *obj, void *item, CRYPTO_EX_DATA *ad,
- int ind,long argl, void *argp)
-{
- char tempbuf[1024];
- HWCryptoHook_ErrMsgBuf rmsg;
-#ifndef OPENSSL_NO_RSA
- HWCryptoHook_RSAKeyHandle *hptr;
-#endif
-#if !defined(OPENSSL_NO_RSA)
- int ret;
-#endif
-
- rmsg.buf = tempbuf;
- rmsg.size = sizeof(tempbuf);
-
-#ifndef OPENSSL_NO_RSA
- hptr = (HWCryptoHook_RSAKeyHandle *) item;
- if(hptr)
- {
- ret = p_hwcrhk_RSAUnloadKey(*hptr, NULL);
- OPENSSL_free(hptr);
- }
-#endif
-}
-#endif
-
/* Mutex calls: since the HWCryptoHook model closely follows the POSIX model
* these just wrap the POSIX functions and add some logging.
*/
@@ -1316,6 +1298,8 @@ static int hwcrhk_insert_card(const char *prompt_info,
if (wrong_info && *wrong_info)
BIO_snprintf(buf, sizeof(buf)-1,
"Current card: \"%s\"\n", wrong_info);
+ else
+ buf[0] = 0;
ok = UI_dup_info_string(ui, buf);
if (ok >= 0 && prompt_info)
{