#include "md5.h"
static int aim_encode_password_md5(const char *password, const char *key, md5_byte_t *digest);
+static int aim_encode_password(const char *password, unsigned char *encoded);
/*
* FIXME: Reimplement the TIS stuff.
#include "tis_telnet_proxy.h"
#endif
-int aim_sendconnack(struct aim_session_t *sess,
- struct aim_conn_t *conn)
+faim_export int aim_sendconnack(struct aim_session_t *sess,
+ struct aim_conn_t *conn)
{
int curbyte=0;
* a 0017/0007 comes back, which is the signal to send
* it the main login command (0017/0002).
*/
-int aim_request_login(struct aim_session_t *sess,
- struct aim_conn_t *conn,
- char *sn)
+faim_export int aim_request_login(struct aim_session_t *sess,
+ struct aim_conn_t *conn,
+ char *sn)
{
- int curbyte=0;
-
+ int curbyte;
struct command_tx_struct *newpacket;
+ if (!sess || !conn || !sn)
+ return -1;
+
+ /*
+ * For ICQ, we enable the ancient horrible login and stuff
+ * a key packet into the queue to make it look like we got
+ * a reply back. This is so the client doesn't know we're
+ * really not doing MD5 login.
+ *
+ * This may sound stupid, but I'm not in the best of moods and
+ * I don't plan to keep support for this crap around much longer.
+ * Its all AOL's fault anyway, really. I hate AOL. Really. They
+ * always seem to be able to piss me off by doing the dumbest little
+ * things. Like disabling MD5 logins for ICQ UINs, or adding purposefully
+ * wrong TLV lengths, or adding superfluous information to host strings,
+ * or... I'll stop.
+ *
+ */
+ if ((sn[0] >= '0') && (sn[0] <= '9')) {
+ struct command_rx_struct *newrx;
+ int i;
+
+ if (!(newrx = (struct command_rx_struct *)malloc(sizeof(struct command_rx_struct))))
+ return -1;
+ memset(newrx, 0x00, sizeof(struct command_rx_struct));
+ newrx->lock = 1;
+ newrx->hdrtype = AIM_FRAMETYPE_OSCAR;
+ newrx->hdr.oscar.type = 0x02;
+ newrx->hdr.oscar.seqnum = 0;
+ newrx->commandlen = 10+2+1;
+ newrx->nofree = 0;
+ if (!(newrx->data = malloc(newrx->commandlen))) {
+ free(newrx);
+ return -1;
+ }
+
+ i = aim_putsnac(newrx->data, 0x0017, 0x0007, 0x0000, 0x0000);
+ i += aimutil_put16(newrx->data+i, 0x01);
+ i += aimutil_putstr(newrx->data+i, "0", 1);
+
+ newrx->conn = conn;
+
+ newrx->next = sess->queue_incoming;
+ sess->queue_incoming = newrx;
+
+ newrx->lock = 0;
+
+ sess->flags &= ~AIM_SESS_FLAGS_SNACLOGIN;
+
+ return 0;
+ }
+
+ sess->flags |= AIM_SESS_FLAGS_SNACLOGIN;
+
+ aim_sendconnack(sess, conn);
+
if (!(newpacket = aim_tx_new(AIM_FRAMETYPE_OSCAR, 0x0002, conn, 10+2+2+strlen(sn))))
return -1;
newpacket->lock = 1;
- curbyte += aim_putsnac(newpacket->data+curbyte, 0x0017, 0x0006, 0x0000, 0x00010000);
+ curbyte = aim_putsnac(newpacket->data, 0x0017, 0x0006, 0x0000, 0x00010000);
curbyte += aim_puttlv_str(newpacket->data+curbyte, 0x0001, strlen(sn), sn);
+ newpacket->commandlen = curbyte;
newpacket->lock = 0;
+
return aim_tx_enqueue(sess, newpacket);
}
* stupid method of doing it.
*
*/
-int aim_send_login (struct aim_session_t *sess,
- struct aim_conn_t *conn,
- char *sn, char *password, struct client_info_s *clientinfo,
- char *key)
+faim_export int aim_send_login (struct aim_session_t *sess,
+ struct aim_conn_t *conn,
+ char *sn, char *password,
+ struct client_info_s *clientinfo,
+ char *key)
{
int curbyte=0;
- md5_byte_t digest[16];
-
struct command_tx_struct *newpacket;
if (!clientinfo || !sn || !password)
newpacket->lock = 1;
- newpacket->hdr.oscar.type = 0x02;
+ newpacket->hdr.oscar.type = (sess->flags & AIM_SESS_FLAGS_SNACLOGIN)?0x02:0x01;
- curbyte = aim_putsnac(newpacket->data+curbyte, 0x0017, 0x0002, 0x0000, 0x00010000);
+ if (sess->flags & AIM_SESS_FLAGS_SNACLOGIN)
+ curbyte = aim_putsnac(newpacket->data, 0x0017, 0x0002, 0x0000, 0x00010000);
+ else {
+ curbyte = aimutil_put16(newpacket->data, 0x0000);
+ curbyte += aimutil_put16(newpacket->data+curbyte, 0x0001);
+ }
- curbyte+= aim_puttlv_str(newpacket->data+curbyte, 0x0001, strlen(sn), sn);
-
- aim_encode_password_md5(password, key, digest);
- curbyte+= aim_puttlv_str(newpacket->data+curbyte, 0x0025, 16, digest);
+ curbyte += aim_puttlv_str(newpacket->data+curbyte, 0x0001, strlen(sn), sn);
+ if (sess->flags & AIM_SESS_FLAGS_SNACLOGIN) {
+ md5_byte_t digest[16];
+
+ aim_encode_password_md5(password, key, digest);
+ curbyte+= aim_puttlv_str(newpacket->data+curbyte, 0x0025, 16, (char *)digest);
+ } else {
+ char *password_encoded;
+
+ password_encoded = (char *) malloc(strlen(password));
+ aim_encode_password(password, password_encoded);
+ curbyte += aim_puttlv_str(newpacket->data+curbyte, 0x0002, strlen(password), password_encoded);
+ free(password_encoded);
+ }
+
/* XXX is clientstring required by oscar? */
if (strlen(clientinfo->clientstring))
curbyte += aim_puttlv_str(newpacket->data+curbyte, 0x0003, strlen(clientinfo->clientstring), clientinfo->clientstring);
- curbyte += aim_puttlv_16(newpacket->data+curbyte, 0x0016, clientinfo->major2);
- curbyte += aim_puttlv_16(newpacket->data+curbyte, 0x0017, clientinfo->major);
- curbyte += aim_puttlv_16(newpacket->data+curbyte, 0x0018, clientinfo->minor);
- curbyte += aim_puttlv_16(newpacket->data+curbyte, 0x0019, clientinfo->minor2);
- curbyte += aim_puttlv_16(newpacket->data+curbyte, 0x001a, clientinfo->build);
+ if (sess->flags & AIM_SESS_FLAGS_SNACLOGIN) {
+ curbyte += aim_puttlv_16(newpacket->data+curbyte, 0x0016, (unsigned short)clientinfo->major2);
+ curbyte += aim_puttlv_16(newpacket->data+curbyte, 0x0017, (unsigned short)clientinfo->major);
+ curbyte += aim_puttlv_16(newpacket->data+curbyte, 0x0018, (unsigned short)clientinfo->minor);
+ curbyte += aim_puttlv_16(newpacket->data+curbyte, 0x0019, (unsigned short)clientinfo->minor2);
+ curbyte += aim_puttlv_16(newpacket->data+curbyte, 0x001a, (unsigned short)clientinfo->build);
- curbyte += aim_puttlv_32(newpacket->data+curbyte, 0x0014, clientinfo->unknown);
- curbyte += aim_puttlv_16(newpacket->data+curbyte, 0x0009, 0x0015);
+ curbyte += aim_puttlv_32(newpacket->data+curbyte, 0x0014, clientinfo->unknown);
+ curbyte += aim_puttlv_16(newpacket->data+curbyte, 0x0009, 0x0015);
+ } else {
+ curbyte += aim_puttlv_16(newpacket->data+curbyte, 0x0016, 0x010a);
+ curbyte += aim_puttlv_16(newpacket->data+curbyte, 0x0017, 0x0004);
+ curbyte += aim_puttlv_16(newpacket->data+curbyte, 0x0018, 0x003c);
+ curbyte += aim_puttlv_16(newpacket->data+curbyte, 0x0019, 0x0001);
+ curbyte += aim_puttlv_16(newpacket->data+curbyte, 0x001a, 0x0cce);
+ curbyte += aim_puttlv_32(newpacket->data+curbyte, 0x0014, 0x00000055);
+ }
if (strlen(clientinfo->country))
curbyte += aim_puttlv_str(newpacket->data+curbyte, 0x000e, strlen(clientinfo->country), clientinfo->country);
return 0;
}
-/*
- * int encode_password(
- * const char *password,
- * char *encoded
- * );
+/**
+ * aim_encode_password - Encode a password using old XOR method
+ * @password: incoming password
+ * @encoded: buffer to put encoded password
*
* This takes a const pointer to a (null terminated) string
* containing the unencoded password. It also gets passed
* an already allocated buffer to store the encoded password.
* This buffer should be the exact length of the password without
- * the null. The encoded password buffer IS NOT NULL TERMINATED.
+ * the null. The encoded password buffer /is not %NULL terminated/.
*
* The encoding_table seems to be a fixed set of values. We'll
* hope it doesn't change over time!
*
- * NOTE: This is no longer used. Its here for historical reference.
+ * This is only used for the XOR method, not the better MD5 method.
*
*/
-#if 0
static int aim_encode_password(const char *password, unsigned char *encoded)
{
u_char encoding_table[] = {
return 0;
}
-#endif
/*
* This is sent back as a general response to the login command.
* its nonzero, there was an error.
*
*/
-int aim_authparse(struct aim_session_t *sess,
- struct command_rx_struct *command)
+faim_internal int aim_authparse(struct aim_session_t *sess,
+ struct command_rx_struct *command)
{
struct aim_tlvlist_t *tlvlist;
int ret = 1;
* For SNAC login, there's a 17/3 SNAC header in front.
*
*/
- tlvlist = aim_readtlvchain(command->data+10, command->commandlen-10);
+ if (sess->flags & AIM_SESS_FLAGS_SNACLOGIN)
+ tlvlist = aim_readtlvchain(command->data+10, command->commandlen-10);
+ else
+ tlvlist = aim_readtlvchain(command->data, command->commandlen);
/*
* No matter what, we should have a screen name.
* Calls the client, which should then use the value to call aim_send_login.
*
*/
-int aim_authkeyparse(struct aim_session_t *sess, struct command_rx_struct *command)
+faim_internal int aim_authkeyparse(struct aim_session_t *sess, struct command_rx_struct *command)
{
unsigned char *key;
int keylen;
key[keylen] = '\0';
if ((userfunc = aim_callhandler(command->conn, 0x0017, 0x0007)))
- ret = userfunc(sess, command, key);
+ ret = userfunc(sess, command, (char *)key);
free(key);
* You probably don't want this unless you're writing an AIM server.
*
*/
-unsigned long aim_sendauthresp(struct aim_session_t *sess,
- struct aim_conn_t *conn,
- char *sn, char *bosip,
- char *cookie, char *email,
- int regstatus)
+faim_export unsigned long aim_sendauthresp(struct aim_session_t *sess,
+ struct aim_conn_t *conn,
+ char *sn, char *bosip,
+ char *cookie, char *email,
+ int regstatus)
{
struct command_tx_struct *tx;
struct aim_tlvlist_t *tlvlist = NULL;
aim_addtlvtochain_str(&tlvlist, 0x0005, bosip, strlen(bosip));
aim_addtlvtochain_str(&tlvlist, 0x0006, cookie, AIM_COOKIELEN);
aim_addtlvtochain_str(&tlvlist, 0x0011, email, strlen(email));
- aim_addtlvtochain16(&tlvlist, 0x0013, regstatus);
+ aim_addtlvtochain16(&tlvlist, 0x0013, (unsigned short)regstatus);
}
tx->commandlen = aim_writetlvchain(tx->data, tx->commandlen, &tlvlist);
/*
* Generate a random cookie. (Non-client use only)
*/
-int aim_gencookie(unsigned char *buf)
+faim_export int aim_gencookie(unsigned char *buf)
{
int i;
/*
* Send Server Ready. (Non-client)
*/
-int aim_sendserverready(struct aim_session_t *sess, struct aim_conn_t *conn)
+faim_export int aim_sendserverready(struct aim_session_t *sess, struct aim_conn_t *conn)
{
struct command_tx_struct *tx;
int i = 0;
/*
* Send service redirect. (Non-Client)
*/
-unsigned long aim_sendredirect(struct aim_session_t *sess,
- struct aim_conn_t *conn,
- unsigned short servid,
- char *ip,
- char *cookie)
+faim_export unsigned long aim_sendredirect(struct aim_session_t *sess,
+ struct aim_conn_t *conn,
+ unsigned short servid,
+ char *ip,
+ char *cookie)
{
struct command_tx_struct *tx;
struct aim_tlvlist_t *tlvlist = NULL;