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authorHans Nilsson <[email protected]>2018-11-21 15:17:23 +0100
committerHans Nilsson <[email protected]>2018-11-30 14:51:43 +0100
commite5ac56c69ca67c2cf6b779bb07bbd922855bc29a (patch)
tree58f9f8be31e10add44ad0814488f2b6997e50fea /lib/crypto/c_src
parent21c3fbcbbd2971d8a7af0212162045ab778ab0eb (diff)
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crypto: Split function in otp_test_engine
Safer with one function to fetch public key and another for private key.
Diffstat (limited to 'lib/crypto/c_src')
-rw-r--r--lib/crypto/c_src/otp_test_engine.c34
1 files changed, 21 insertions, 13 deletions
diff --git a/lib/crypto/c_src/otp_test_engine.c b/lib/crypto/c_src/otp_test_engine.c
index 94c639f5af..2c8cce094e 100644
--- a/lib/crypto/c_src/otp_test_engine.c
+++ b/lib/crypto/c_src/otp_test_engine.c
@@ -75,8 +75,11 @@ static int test_rsa_verify(int dtype, const unsigned char *m,
static int test_rsa_free(RSA *rsa);
#endif /* if defined(FAKE_RSA_IMPL) */
-/* The callback that does the job of fetching keys on demand by the Engine */
-EVP_PKEY* test_key_load(ENGINE *er, const char *id, UI_METHOD *ui_method, void *callback_data);
+/* The callbacks that does the job of fetching keys on demand by the Engine */
+EVP_PKEY* test_privkey_load(ENGINE *eng, const char *id, UI_METHOD *ui_method, void *callback_data);
+EVP_PKEY* test_pubkey_load(ENGINE *eng, const char *id, UI_METHOD *ui_method, void *callback_data);
+
+EVP_PKEY* test_key_load(ENGINE *er, const char *id, UI_METHOD *ui_method, void *callback_data, int priv);
/*----------------------------------------------------------------*/
@@ -269,24 +272,29 @@ IMPLEMENT_DYNAMIC_BIND_FN(bind_helper);
*/
int pem_passwd_cb_fun(char *buf, int size, int rwflag, void *password);
-EVP_PKEY* test_key_load(ENGINE *er, const char *id, UI_METHOD *ui_method, void *callback_data)
+EVP_PKEY* test_privkey_load(ENGINE *eng, const char *id, UI_METHOD *ui_method, void *callback_data) {
+ return test_key_load(eng, id, ui_method, callback_data, 1);
+}
+
+EVP_PKEY* test_pubkey_load(ENGINE *eng, const char *id, UI_METHOD *ui_method, void *callback_data) {
+ return test_key_load(eng, id, ui_method, callback_data, 0);
+}
+
+EVP_PKEY* test_key_load(ENGINE *eng, const char *id, UI_METHOD *ui_method, void *callback_data, int priv)
{
EVP_PKEY *pkey = NULL;
FILE *f = fopen(id, "r");
if (!f) {
- fprintf(stderr, "%s:%d fopen(%s) failed\r\n", __FILE__,__LINE__,id);
- return NULL;
+ fprintf(stderr, "%s:%d fopen(%s) failed\r\n", __FILE__,__LINE__,id);
+ return NULL;
}
- /* First try to read as a private key. If that fails, try to read as a public key: */
- pkey = PEM_read_PrivateKey(f, NULL, pem_passwd_cb_fun, callback_data);
- if (!pkey) {
- /* ERR_print_errors_fp (stderr); */
- fclose(f);
- f = fopen(id, "r");
- pkey = PEM_read_PUBKEY(f, NULL, NULL, NULL);
- }
+ pkey =
+ priv
+ ? PEM_read_PrivateKey(f, NULL, pem_passwd_cb_fun, callback_data)
+ : PEM_read_PUBKEY(f, NULL, NULL, NULL);
+
fclose(f);
if (!pkey) {