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Rewrite openssl_error_string to use stored errors

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This commit is contained in:
Jakub Zelenka 2016-02-02 16:26:03 +00:00
parent ceddf003a7
commit c26b87b8ac
1 changed files with 12 additions and 3 deletions
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15
ext/openssl/openssl.c
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@ -5047,16 +5047,25 @@ PHP_FUNCTION(openssl_public_decrypt)
Returns a description of the last error, and alters the index of the error messages. Returns false when the are no more messages */
PHP_FUNCTION(openssl_error_string)
{
char buf[512];
char buf[256];
unsigned long val;
if (zend_parse_parameters_none() == FAILURE) {
return;
}
val = ERR_get_error();
php_openssl_store_errors();
if (OPENSSL_G(errors) == NULL || OPENSSL_G(errors)->top == OPENSSL_G(errors)->bottom) {
RETURN_FALSE;
}
OPENSSL_G(errors)->bottom = (OPENSSL_G(errors)->bottom + 1) % ERR_NUM_ERRORS;
val = OPENSSL_G(errors)->buffer[OPENSSL_G(errors)->bottom];
if (val) {
RETURN_STRING(ERR_error_string(val, buf));
ERR_error_string_n(val, buf, 256);
RETURN_STRING(buf);
} else {
RETURN_FALSE;
}