/*
* if set is -1, append to previous set, 0 'a new one', and 1, prepend to the
* guy we are about to stomp on.
*/
int X509_NAME_add_entry(X509_NAME *name, X509_NAME_ENTRY *ne, int loc,
int set)
{
X509_NAME_ENTRY *new_name = NULL;
int n, i, inc;
STACK_OF(X509_NAME_ENTRY) *sk;
if (name == NULL)
return (0);
sk = name->entries;
n = sk_X509_NAME_ENTRY_num(sk);
if (loc > n)
loc = n;
else if (loc < 0)
loc = n;
name->modified = 1;
if (set == -1) {
if (loc == 0) {
set = 0;
inc = 1;
} else {
set = sk_X509_NAME_ENTRY_value(sk, loc - 1)->set;
inc = 0;
}
} else { /* if (set >= 0) */
if (loc >= n) {
if (loc != 0)
set = sk_X509_NAME_ENTRY_value(sk, loc - 1)->set + 1;
else
set = 0;
} else
set = sk_X509_NAME_ENTRY_value(sk, loc)->set;
inc = (set == 0) ? 1 : 0;
}
if ((new_name = X509_NAME_ENTRY_dup(ne)) == NULL)
goto err;
new_name->set = set;
if (!sk_X509_NAME_ENTRY_insert(sk, new_name, loc)) {
OPENSSL_PUT_ERROR(X509, ERR_R_MALLOC_FAILURE);
goto err;
}
if (inc) {
n = sk_X509_NAME_ENTRY_num(sk);
for (i = loc + 1; i < n; i++)
sk_X509_NAME_ENTRY_value(sk, i - 1)->set += 1;
}
return (1);
err:
if (new_name != NULL)
X509_NAME_ENTRY_free(new_name);
return (0);
}
inline name_entry name_entry::clone() const
{
return take_ownership(X509_NAME_ENTRY_dup(ptr().get()));
}
