*
*/
-#include "aim.h"
+#include <faim/aim.h>
/*
#include "tis_telnet_proxy.h"
#endif
+int aim_sendconnack(struct aim_session_t *sess,
+ struct aim_conn_t *conn)
+{
+ int curbyte=0;
+
+ struct command_tx_struct newpacket;
+
+ if (conn)
+ newpacket.conn = conn;
+ else
+ return -1;
+
+ newpacket.commandlen = 2+2;
+ newpacket.data = (u_char *) calloc (1, newpacket.commandlen );
+ newpacket.lock = 1;
+ newpacket.type = 0x01;
+
+ curbyte += aimutil_put16(newpacket.data+curbyte, 0x0000);
+ curbyte += aimutil_put16(newpacket.data+curbyte, 0x0001);
+
+ newpacket.lock = 0;
+ aim_tx_enqueue(sess, &newpacket);
+
+ return 0;
+}
+
+#ifdef SNACLOGIN
+/*
+ * In AIM 3.5 protocol, the first stage of login is to request
+ * login from the Authorizer, passing it the screen name
+ * for verification. If the name is invalid, a 0017/0003
+ * is spit back, with the standard error contents. If valid,
+ * 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)
+{
+ int curbyte=0;
+
+ struct command_tx_struct newpacket;
+
+ if (conn)
+ newpacket.conn = conn;
+ else
+ newpacket.conn = aim_getconn_type(sess, AIM_CONN_TYPE_AUTH);
+
+ newpacket.commandlen = 10+2+2+strlen(sn);
+ newpacket.data = (u_char *) calloc (1, newpacket.commandlen );
+ newpacket.lock = 1;
+ newpacket.type = 0x02;
+
+ curbyte += aim_putsnac(newpacket.data+curbyte, 0x0017, 0x0006, 0x0000, 0x00010000);
+ curbyte += aim_puttlv_str(newpacket.data+curbyte, 0x0001, strlen(sn), sn);
+
+ newpacket.lock = 0;
+ aim_tx_enqueue(sess, &newpacket);
+
+ return 0;
+}
+#endif /* SNACLOGIN */
+
/*
- * send_login(int socket, char *sn, char *password)
+ * send_login(int socket, char *sn, char *password)
*
* This is the initial login request packet.
*
* encode_password(). See that function for their
* stupid method of doing it.
*
- *
- *
*/
-int aim_send_login (struct aim_conn_t *conn, char *sn, char *password, struct client_info_s *clientinfo)
-#if 0
+int aim_send_login (struct aim_session_t *sess,
+ struct aim_conn_t *conn,
+ char *sn, char *password, struct client_info_s *clientinfo)
{
- char *password_encoded = NULL; /* to store encoded password */
+ u_char *password_encoded = NULL; /* to store encoded password */
int curbyte=0;
struct command_tx_struct newpacket;
+ if (!clientinfo || !sn || !password)
+ return -1;
+
if (conn)
newpacket.conn = conn;
else
- newpacket.conn = aim_getconn_type(AIM_CONN_TYPE_AUTH);
-
- newpacket.commandlen = 6+2+strlen(sn)+1+1+2+strlen(password)+6;
+ newpacket.conn = aim_getconn_type(sess, AIM_CONN_TYPE_AUTH);
+
+#ifdef SNACLOGIN
+ newpacket.commandlen = 10;
+ newpacket.commandlen += 2 + 2 + strlen(sn);
+ newpacket.commandlen += 2 + 2 + strlen(password);
+ newpacket.commandlen += 2 + 2 + strlen(clientinfo->clientstring);
+ newpacket.commandlen += 56;
+
+ newpacket.data = (u_char *) calloc (1, newpacket.commandlen );
+ newpacket.lock = 1;
+ newpacket.type = 0x02;
+ curbyte = aim_putsnac(newpacket.data+curbyte, 0x0017, 0x0002, 0x0000, 0x00010000);
+ curbyte+= aim_puttlv_str(newpacket.data+curbyte, 0x0001, strlen(sn), sn);
+ password_encoded = (u_char *) malloc(strlen(password));
+ aim_encode_password(password, password_encoded);
+ curbyte+= aim_puttlv_str(newpacket.data+curbyte, 0x0002, strlen(password), password_encoded);
+ curbyte+= aim_puttlv_str(newpacket.data+curbyte, 0x0003,
+ strlen(clientinfo->clientstring),
+ clientinfo->clientstring);
+ /* XXX: should use clientinfo provided version info */
+ curbyte+= aim_puttlv_16(newpacket.data+curbyte, 0x0016, 0x0004);
+ curbyte+= aim_puttlv_16(newpacket.data+curbyte, 0x0017, 0x0003);
+ curbyte+= aim_puttlv_16(newpacket.data+curbyte, 0x0018, 0x0005);
+ curbyte+= aim_puttlv_16(newpacket.data+curbyte, 0x0019, 0x0000);
+ curbyte+= aim_puttlv_16(newpacket.data+curbyte, 0x001a, 0x0686);
+ curbyte+= aim_puttlv_str(newpacket.data+curbyte, 0x0001, 0x0002, clientinfo->country);
+ curbyte+= aim_puttlv_str(newpacket.data+curbyte, 0x0001, 0x0002, clientinfo->lang);
+ curbyte+= aim_puttlv_32(newpacket.data+curbyte, 0x0014, 0x0000002a);
+ curbyte+= aim_puttlv_16(newpacket.data+curbyte, 0x0009, 0x0015);
+#else
+
+ newpacket.commandlen = 4 + 4+strlen(sn) + 4+strlen(password) + 6;
+
if (clientinfo)
{
if (strlen(clientinfo->clientstring))
- newpacket.commandlen += strlen(clientinfo->clientstring)+4;
- newpacket.commandlen += 6+6+6;
+ newpacket.commandlen += 4+strlen(clientinfo->clientstring);
+ newpacket.commandlen += 6+6+6+6;
if (strlen(clientinfo->country))
- newpacket.commandlen += strlen(clientinfo->country)+4;
+ newpacket.commandlen += 4+strlen(clientinfo->country);
if (strlen(clientinfo->lang))
- newpacket.commandlen += strlen(clientinfo->lang)+4;
+ newpacket.commandlen += 4+strlen(clientinfo->lang);
}
+ newpacket.commandlen += 6;
newpacket.data = (char *) calloc (1, newpacket.commandlen );
newpacket.lock = 1;
curbyte += aimutil_putstr(newpacket.data+curbyte, password_encoded, strlen(password));
free(password_encoded);
- curbyte += aim_puttlv_16(newpacket.data+curbyte, 0x0016, 0x0001);
-
+ curbyte += aim_puttlv_16(newpacket.data+curbyte, 0x0016, 0x0004);
+
if (clientinfo)
{
if (strlen(clientinfo->clientstring))
curbyte += aimutil_put16(newpacket.data+curbyte, strlen(clientinfo->clientstring));
curbyte += aimutil_putstr(newpacket.data+curbyte, clientinfo->clientstring, strlen(clientinfo->clientstring));
}
- curbyte += aim_puttlv_16(newpacket.data+curbyte, 0x0017, 0x0001);
- curbyte += aim_puttlv_16(newpacket.data+curbyte, 0x0018, 0x0001);
- curbyte += aim_puttlv_16(newpacket.data+curbyte, 0x001a, 0x0013);
+ curbyte += aim_puttlv_16(newpacket.data+curbyte, 0x0017, clientinfo->major /*0x0001*/);
+ curbyte += aim_puttlv_16(newpacket.data+curbyte, 0x0018, clientinfo->minor /*0x0001*/);
+ curbyte += aim_puttlv_16(newpacket.data+curbyte, 0x0019, 0x0000);
+ curbyte += aim_puttlv_16(newpacket.data+curbyte, 0x001a, clientinfo->build /*0x0013*/);
if (strlen(clientinfo->country))
{
curbyte += aimutil_put16(newpacket.data+curbyte, 0x000e);
curbyte += aimutil_put16(newpacket.data+curbyte, strlen(clientinfo->country));
curbyte += aimutil_putstr(newpacket.data+curbyte, clientinfo->country, strlen(clientinfo->country));
}
- if (strlen(clientinfo->lang))
+ if (strlen(clientinfo->lang))
{
curbyte += aimutil_put16(newpacket.data+curbyte, 0x000f);
curbyte += aimutil_put16(newpacket.data+curbyte, strlen(clientinfo->lang));
}
curbyte += aim_puttlv_16(newpacket.data+curbyte, 0x0009, 0x0015);
+#endif
newpacket.lock = 0;
- aim_tx_enqueue(&newpacket);
-
- return 0;
-}
-#else
-{
-
- /* this is for the client info field of this packet. for now, just
- put a few zeros in there and hope they don't notice. */
- char info_field[] = {
- 0x00, 0x00, 0x00, 0x00
- };
- int info_field_len = 4;
-
- char *password_encoded = NULL; /* to store encoded password */
- int n = 0; /* counter during packet construction */
-
- struct command_tx_struct newpacket;
-
- if (conn)
- newpacket.conn = conn;
- else
- newpacket.conn = aim_getconn_type(AIM_CONN_TYPE_AUTH);
-
- /* breakdown of new_packet_login_len */
- newpacket.commandlen = 6; /* SNAC: fixed bytes */
- newpacket.commandlen += 2; /* SN len */
- newpacket.commandlen += strlen(sn); /* SN text */
- newpacket.commandlen += 1; /* SN null terminator */
- newpacket.commandlen += 1; /* fixed byte */
- newpacket.commandlen += 2; /* password len */
- newpacket.commandlen += strlen(password); /* password text */
- newpacket.commandlen += 1; /* password null term*/
- newpacket.commandlen += 1; /* fixed byte */
- newpacket.commandlen += 2; /* info field len */
- newpacket.commandlen += info_field_len; /* info field text */
- newpacket.commandlen += 1; /* info field null term */
- newpacket.commandlen += 41; /* fixed bytes */
-
- /* allocate buffer to use for constructing packet_login */
- newpacket.data = (char *) malloc ( newpacket.commandlen );
- memset(newpacket.data, 0x00, newpacket.commandlen);
-
- newpacket.lock = 1;
- newpacket.type = 0x01;
-
- newpacket.data[0] = 0x00;
- newpacket.data[1] = 0x00;
- newpacket.data[2] = 0x00;
- newpacket.data[3] = 0x01;
- newpacket.data[4] = 0x00;
- newpacket.data[5] = 0x01;
-
- newpacket.data[6] = (char) ( (strlen(sn)) >> 8);
- newpacket.data[7] = (char) ( (strlen(sn)) & 0xFF);
-
- n = 8;
- memcpy(&(newpacket.data[n]), sn, strlen(sn));
- n += strlen(sn);
- newpacket.data[n] = 0x00;
- n++;
-
- newpacket.data[n] = 0x02;
- n++;
-
- /* store password length as word */
- newpacket.data[n] = (char) ( (strlen(password)) >> 8);
- newpacket.data[n+1] = (char) ( (strlen(password)) & 0xFF);
- n += 2;
-
- /* allocate buffer for encoded password */
- password_encoded = (char *) malloc(strlen(password));
- /* encode password */
- aim_encode_password(password, password_encoded);
- /* store encoded password */
- memcpy(&(newpacket.data[n]), password_encoded, strlen(password));
-
- n += strlen(password);
- /* free buffer */
- free(password_encoded);
- /* place null terminator after encoded password */
- newpacket.data[n] = 0x00;
- n++;
-
- newpacket.data[n] = 0x03;
- n++;
-
- newpacket.data[n] = (char) ( (info_field_len) >> 8);
- newpacket.data[n+1] = (char) ( (info_field_len) & 0xFF);
- n += 2;
- memcpy(&(newpacket.data[n]), info_field, info_field_len);
- n += info_field_len;
- newpacket.data[n] = 0x00;
- n++;
-
- newpacket.data[n] = 0x16;
- newpacket.data[n+1] = 0x00;
- newpacket.data[n+2] = 0x02;
- newpacket.data[n+3] = 0x00;
- n += 4;
- newpacket.data[n] = 0x01;
- newpacket.data[n+1] = 0x00;
- newpacket.data[n+2] = 0x17;
- newpacket.data[n+3] = 0x00;
- n += 4;
-
- newpacket.data[n] = 0x02;
- newpacket.data[n+1] = 0x00;
- newpacket.data[n+2] = 0x01;
- newpacket.data[n+3] = 0x00;
- n += 4;
-
- newpacket.data[n] = 0x18;
- newpacket.data[n+1] = 0x00;
- newpacket.data[n+2] = 0x02;
- newpacket.data[n+3] = 0x00;
- n += 4;
-
- newpacket.data[n] = 0x01;
- newpacket.data[n+1] = 0x00;
- newpacket.data[n+2] = 0x1a;
- newpacket.data[n+3] = 0x00;
- n += 4;
-
- newpacket.data[n] = 0x02;
- newpacket.data[n+1] = 0x00;
- newpacket.data[n+2] = 0x13;
- newpacket.data[n+3] = 0x00;
- n += 4;
-
- newpacket.data[n] = 0x0e;
- newpacket.data[n+1] = 0x00;
- newpacket.data[n+2] = 0x02;
- newpacket.data[n+3] = 0x75;
- n += 4;
-
- newpacket.data[n] = 0x73;
- newpacket.data[n+1] = 0x00;
- newpacket.data[n+2] = 0x0f;
- newpacket.data[n+3] = 0x00;
- n += 4;
-
- newpacket.data[n] = 0x02;
- newpacket.data[n+1] = 0x65;
- newpacket.data[n+2] = 0x6e;
- newpacket.data[n+3] = 0x00;
- n += 4;
- newpacket.data[n] = 0x09;
- newpacket.data[n+1] = 0x00;
- newpacket.data[n+2] = 0x02;
- newpacket.data[n+3] = 0x00;
- n += 4;
-
- newpacket.data[n] = 0x15;
- n += 1;
-
- aim_tx_enqueue(&newpacket);
+ aim_tx_enqueue(sess, &newpacket);
return 0;
}
-#endif
/*
* int encode_password(
* hope it doesn't change over time!
*
*/
-int aim_encode_password(const char *password, char *encoded)
+int aim_encode_password(const char *password, u_char *encoded)
{
u_char encoding_table[] = {
0xf3, 0xb3, 0x6c, 0x99,
return 0;
}
+/*
+ * This is sent back as a general response to the login command.
+ * It can be either an error or a success, depending on the
+ * precense of certain TLVs.
+ *
+ * The client should check the value of logininfo->errorcode. If
+ * its nonzero, there was an error.
+ *
+ */
+int aim_authparse(struct aim_session_t *sess,
+ struct command_rx_struct *command)
+{
+ struct aim_tlvlist_t *tlvlist;
+ int ret = 1;
+ char *sn;
+ rxcallback_t userfunc = NULL;
+
+ memset(&sess->logininfo, 0x00, sizeof(sess->logininfo));
+
+ /*
+ * Read block of TLVs. All further data is derived
+ * from what is parsed here.
+ */
+#ifdef SNACLOGIN
+ tlvlist = aim_readtlvchain(command->data+10, command->commandlen-10);
+#else
+ tlvlist = aim_readtlvchain(command->data, command->commandlen);
+#endif
+ /*
+ * No matter what, we should have a screen name.
+ */
+ sn = aim_gettlv_str(tlvlist, 0x0001, 1);
+ memcpy(sess->logininfo.screen_name, sn, strlen(sn));
+ sn[(strlen(sn))] = '\0';
+
+ /*
+ * Check for an error code. If so, we should also
+ * have an error url.
+ */
+ if (aim_gettlv(tlvlist, 0x0008, 1))
+ {
+ struct aim_tlv_t *errtlv;
+ errtlv = aim_gettlv(tlvlist, 0x0008, 1);
+ sess->logininfo.errorcode = aimutil_get16(errtlv->value);
+ sess->logininfo.errorurl = aim_gettlv_str(tlvlist, 0x0004, 1);
+ }
+ /*
+ * If we have both an IP number (0x0005) and a cookie (0x0006),
+ * then the login was successful.
+ */
+ else if (aim_gettlv(tlvlist, 0x0005, 1) && aim_gettlv(tlvlist, 0x0006, 1))
+ {
+ struct aim_tlv_t *tmptlv;
+
+ /*
+ * IP address of BOS server.
+ */
+ sess->logininfo.BOSIP = aim_gettlv_str(tlvlist, 0x0005, 1);
+
+ /*
+ * Authorization Cookie
+ */
+ tmptlv = aim_gettlv(tlvlist, 0x0006, 1);
+ memcpy(sess->logininfo.cookie, tmptlv->value, AIM_COOKIELEN);
+
+ /*
+ * The email address attached to this account
+ */
+ sess->logininfo.email = aim_gettlv_str(tlvlist, 0x0011, 1);
+
+ /*
+ * The registration status. (Not real sure what it means.)
+ */
+ tmptlv = aim_gettlv(tlvlist, 0x0013, 1);
+ sess->logininfo.regstatus = aimutil_get16(tmptlv->value);
+
+ }
+
+#ifdef SNACLOGIN
+ userfunc = aim_callhandler(command->conn, 0x0017, 0x0003);
+#else
+ userfunc = aim_callhandler(command->conn, AIM_CB_FAM_SPECIAL, AIM_CB_SPECIAL_AUTHSUCCESS);
+#endif
+ if (userfunc)
+ ret = userfunc(sess, command);
+ aim_freetlvchain(&tlvlist);
+ /* These have been clobbered by the freetlvchain */
+ sess->logininfo.BOSIP = NULL;
+ sess->logininfo.email = NULL;
+ sess->logininfo.errorurl = NULL;
+ return ret;
+}