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PR: 2192

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Submitted By: Jaroslav Imrich <jaroslav.imrich@disig.sk>

The prompt_info and wrong_info parameters can be empty strings which
can produce confusing prompts. Treat empty string same as NULL.
This commit is contained in:
Dr. Stephen Henson 2010-03-12 12:48:56 +00:00
parent cc53036744
commit 9de450b545
1 changed files with 9 additions and 2 deletions
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11
engines/e_chil.c
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@ -1204,6 +1204,11 @@ static int hwcrhk_get_pass(const char *prompt_info,
pem_password_cb *callback = NULL;
void *callback_data = NULL;
UI_METHOD *ui_method = NULL;
/* Despite what the documentation says prompt_info can be
* an empty string.
*/
if (prompt_info && !*prompt_info)
prompt_info = NULL;
if (cactx)
{
@ -1305,8 +1310,10 @@ static int hwcrhk_insert_card(const char *prompt_info,
{
char answer;
char buf[BUFSIZ];
if (wrong_info)
/* Despite what the documentation says wrong_info can be
* an empty string.
*/
if (wrong_info && *wrong_info)
BIO_snprintf(buf, sizeof(buf)-1,
"Current card: \"%s\"\n", wrong_info);
ok = UI_dup_info_string(ui, buf);