/*
* checks if a request matches the parameters of a URL-Translation, e.g. whether or not
* a user is allowed to use certain services. returns 0 if allowed, -1 if not.
*/
static int check_allowed_translation(URLTranslation *t,
Octstr *smsc, Octstr *sender, Octstr *receiver, Octstr *account)
{
const int IS_ALLOWED = 0;
const int NOT_ALLOWED = -1;
/* if smsc_id set and accepted_smsc exist, accept
* translation only if smsc id is in accept string
*/
if (smsc && t->accepted_smsc && !gwlist_search(t->accepted_smsc, smsc, octstr_item_match))
return NOT_ALLOWED;
if (smsc && t->accepted_smsc_regex && gw_regex_match_pre( t->accepted_smsc_regex, smsc) == 0)
return NOT_ALLOWED;
/* if account_id set and accepted_account exist, accept
* translation only if smsc id is in accept string
*/
if (account && t->accepted_account && !gwlist_search(t->accepted_account, account, octstr_item_match))
return NOT_ALLOWED;
if (account && t->accepted_account_regex && gw_regex_match_pre( t->accepted_account_regex, account) == 0)
return NOT_ALLOWED;
/* Have allowed for sender */
if (t->allowed_prefix && !t->denied_prefix && does_prefix_match(t->allowed_prefix, sender) != 1)
return NOT_ALLOWED;
if (t->allowed_prefix_regex && !t->denied_prefix_regex && gw_regex_match_pre(t->allowed_prefix_regex, sender) == 0)
return NOT_ALLOWED;
/* Have denied for sender */
if (t->denied_prefix && !t->allowed_prefix && does_prefix_match(t->denied_prefix, sender) == 1)
return NOT_ALLOWED;
if (t->denied_prefix_regex && !t->allowed_prefix_regex && gw_regex_match_pre(t->denied_prefix_regex, sender) == 1)
return NOT_ALLOWED;
/* Have allowed for receiver */
if (t->allowed_recv_prefix && !t->denied_recv_prefix && does_prefix_match(t->allowed_recv_prefix, receiver) != 1)
return NOT_ALLOWED;
if (t->allowed_receiver_prefix_regex && !t->denied_receiver_prefix_regex &&
gw_regex_match_pre(t->allowed_receiver_prefix_regex, receiver) == 0)
return NOT_ALLOWED;
/* Have denied for receiver */
if (t->denied_recv_prefix && !t->allowed_recv_prefix && does_prefix_match(t->denied_recv_prefix, receiver) == 1)
return NOT_ALLOWED;
if (t->denied_receiver_prefix_regex && !t->allowed_receiver_prefix_regex &&
gw_regex_match_pre(t->denied_receiver_prefix_regex, receiver) == 0)
return NOT_ALLOWED;
if (t->white_list && numhash_find_number(t->white_list, sender) < 1) {
return NOT_ALLOWED;
}
if (t->white_list_regex && gw_regex_match_pre(t->white_list_regex, sender) == 0) {
return NOT_ALLOWED;
}
if (t->black_list && numhash_find_number(t->black_list, sender) == 1) {
return NOT_ALLOWED;
}
if (t->black_list_regex && gw_regex_match_pre(t->black_list_regex, sender) == 1) {
return NOT_ALLOWED;
}
/* Have allowed and denied */
if (t->denied_prefix && t->allowed_prefix && does_prefix_match(t->allowed_prefix, sender) != 1 &&
does_prefix_match(t->denied_prefix, sender) == 1)
return NOT_ALLOWED;
if (t->denied_prefix_regex && t->allowed_prefix_regex &&
gw_regex_match_pre(t->allowed_prefix_regex, sender) == 0 &&
gw_regex_match_pre(t->denied_prefix_regex, sender) == 1)
return NOT_ALLOWED;
return IS_ALLOWED;
};
int smscconn_usable(SMSCConn *conn, Msg *msg)
{
gw_assert(conn != NULL);
gw_assert(msg != NULL && msg_type(msg) == sms);
if (conn->status == SMSCCONN_DEAD || conn->why_killed != SMSCCONN_ALIVE)
return -1;
/* if allowed-smsc-id set, then only allow this SMSC if message
* smsc-id matches any of its allowed SMSCes
*/
if (conn->allowed_smsc_id && (msg->sms.smsc_id == NULL ||
gwlist_search(conn->allowed_smsc_id, msg->sms.smsc_id, octstr_item_match) == NULL)) {
return -1;
}
/* ..if no allowed-smsc-id set but denied-smsc-id and message smsc-id
* is set, deny message if smsc-ids match */
else if (conn->denied_smsc_id && msg->sms.smsc_id != NULL &&
gwlist_search(conn->denied_smsc_id, msg->sms.smsc_id, octstr_item_match) != NULL) {
return -1;
}
if (conn->allowed_smsc_id_regex) {
if (msg->sms.smsc_id == NULL)
return -1;
if (gw_regex_match_pre(conn->allowed_smsc_id_regex, msg->sms.smsc_id) == 0)
return -1;
}
else if (conn->denied_smsc_id_regex && msg->sms.smsc_id != NULL) {
if (gw_regex_match_pre(conn->denied_smsc_id_regex, msg->sms.smsc_id) == 1)
return -1;
}
/* Have allowed */
if (conn->allowed_prefix && ! conn->denied_prefix &&
(does_prefix_match(conn->allowed_prefix, msg->sms.receiver) != 1))
return -1;
if (conn->allowed_prefix_regex && ! conn->denied_prefix_regex) {
if (gw_regex_match_pre(conn->allowed_prefix_regex, msg->sms.receiver) == 0)
return -1;
}
/* Have denied */
if (conn->denied_prefix && ! conn->allowed_prefix &&
(does_prefix_match(conn->denied_prefix, msg->sms.receiver) == 1))
return -1;
if (conn->denied_prefix_regex && ! conn->allowed_prefix_regex) {
if (gw_regex_match_pre(conn->denied_prefix_regex, msg->sms.receiver) == 1)
return -1;
}
/* Have allowed and denied */
if (conn->denied_prefix && conn->allowed_prefix &&
(does_prefix_match(conn->allowed_prefix, msg->sms.receiver) != 1) &&
(does_prefix_match(conn->denied_prefix, msg->sms.receiver) == 1) )
return -1;
if (conn->allowed_prefix_regex && conn->denied_prefix_regex) {
if (gw_regex_match_pre(conn->allowed_prefix_regex, msg->sms.receiver) == 0 &&
gw_regex_match_pre(conn->denied_prefix_regex, msg->sms.receiver) == 1)
return -1;
}
/* then see if it is preferred one */
if (conn->preferred_smsc_id && msg->sms.smsc_id != NULL &&
gwlist_search(conn->preferred_smsc_id, msg->sms.smsc_id, octstr_item_match) != NULL) {
return 1;
}
if (conn->preferred_prefix)
if (does_prefix_match(conn->preferred_prefix, msg->sms.receiver) == 1)
return 1;
if (conn->preferred_prefix_regex &&
gw_regex_match_pre(conn->preferred_prefix_regex, msg->sms.receiver) == 1) {
return 1;
}
return 0;
}
/*
* checks if a request matches the parameters of a URL-Translation, e.g. whether or not
* a user is allowed to use certain services. returns 0 if allowed, -1 if not.
* reject will be set to 1 is a number is rejected due to white/black-lists.
*/
static int check_allowed_translation(URLTranslation *t,
Octstr *smsc, Octstr *sender, Octstr *receiver, int *reject)
{
const int IS_ALLOWED = 0;
const int NOT_ALLOWED = -1;
/* if smsc_id set and accepted_smsc exist, accept
* translation only if smsc id is in accept string
*/
if (smsc && t->accepted_smsc) {
if (!list_search(t->accepted_smsc, smsc, octstr_item_match))
return NOT_ALLOWED;
};
if (smsc && t->accepted_smsc_regex)
if (gw_regex_matches( t->accepted_smsc_regex, smsc) == NO_MATCH)
return NOT_ALLOWED;
/* Have allowed for sender */
if (t->allowed_prefix && ! t->denied_prefix &&
(does_prefix_match(t->allowed_prefix, sender) != 1))
return NOT_ALLOWED;
if (t->allowed_prefix_regex && ! t->denied_prefix_regex)
if (gw_regex_matches( t->allowed_prefix_regex, sender) == NO_MATCH)
return NOT_ALLOWED;
/* Have denied for sender */
if (t->denied_prefix && ! t->allowed_prefix &&
(does_prefix_match(t->denied_prefix, sender) == 1))
return NOT_ALLOWED;
if (t->denied_prefix_regex && ! t->allowed_prefix_regex)
if (gw_regex_matches( t->denied_prefix_regex, sender) == NO_MATCH)
return NOT_ALLOWED;
/* Have allowed for receiver */
if (t->allowed_recv_prefix && ! t->denied_recv_prefix &&
(does_prefix_match(t->allowed_recv_prefix, receiver) != 1))
return NOT_ALLOWED;
if (t->allowed_receiver_prefix_regex && ! t->denied_receiver_prefix_regex)
if (gw_regex_matches( t->allowed_receiver_prefix_regex, receiver) == NO_MATCH)
return NOT_ALLOWED;
/* Have denied for receiver */
if (t->denied_recv_prefix && ! t->allowed_recv_prefix &&
(does_prefix_match(t->denied_recv_prefix, receiver) == 1))
return NOT_ALLOWED;
if (t->denied_receiver_prefix_regex && ! t->allowed_receiver_prefix_regex)
if (gw_regex_matches( t->denied_receiver_prefix_regex, receiver) == NO_MATCH)
return NOT_ALLOWED;
if (t->white_list &&
numhash_find_number(t->white_list, sender) < 1) {
*reject = 1;
return NOT_ALLOWED;
}
if (t->white_list_regex)
if (gw_regex_matches( t->white_list_regex, sender) == NO_MATCH) {
*reject = 1;
return NOT_ALLOWED;
}
if (t->black_list &&
numhash_find_number(t->black_list, sender) == 1) {
*reject = 1;
return NOT_ALLOWED;
}
if (t->black_list_regex)
if (gw_regex_matches(t->black_list_regex, sender) == MATCH) {
*reject = 1;
return NOT_ALLOWED;
}
/* Have allowed and denied */
if (t->denied_prefix && t->allowed_prefix &&
(does_prefix_match(t->allowed_prefix, sender) != 1) &&
(does_prefix_match(t->denied_prefix, sender) == 1) )
return NOT_ALLOWED;
if (t->denied_prefix_regex && t->allowed_prefix_regex
&& (gw_regex_matches(t->allowed_prefix_regex, sender) == NO_MATCH)
&& (gw_regex_matches(t->denied_prefix_regex, sender) == MATCH))
return NOT_ALLOWED;
return IS_ALLOWED;
};
