]> andersk Git - libfaim.git/blobdiff - aim_im.c
- Thu Feb 8 02:31:25 UTC 2001
[libfaim.git] / aim_im.c
index 219ba1ed5c53e065d519899e43e9d1a5df31be43..89b2c5fa24cbeed848fa6c5508ac0de6af644496 100644 (file)
--- a/aim_im.c
+++ b/aim_im.c
@@ -5,6 +5,7 @@
  *
  */
 
+#define FAIM_INTERNAL
 #include <faim/aim.h>
 
 /*
@@ -17,9 +18,9 @@
  *                        when the message is received (of type 0x0004/0x000c)
  *
  */
-u_long aim_send_im(struct aim_session_t *sess,
-                  struct aim_conn_t *conn, 
-                  char *destsn, u_int flags, char *msg)
+faim_export unsigned long aim_send_im(struct aim_session_t *sess,
+                                     struct aim_conn_t *conn, 
+                                     char *destsn, u_int flags, char *msg)
 {   
 
   int curbyte,i;
@@ -47,7 +48,7 @@ u_long aim_send_im(struct aim_session_t *sess,
    *
    */
   for (i=0;i<8;i++)
-    curbyte += aimutil_put8(newpacket->data+curbyte, (u_char) random());
+    curbyte += aimutil_put8(newpacket->data+curbyte, (u_char) rand());
 
   /*
    * Channel ID
@@ -64,15 +65,22 @@ u_long aim_send_im(struct aim_session_t *sess,
    * metaTLV start.
    */
   curbyte += aimutil_put16(newpacket->data+curbyte, 0x0002);
-  curbyte += aimutil_put16(newpacket->data+curbyte, strlen(msg) + 0x0d);
+  curbyte += aimutil_put16(newpacket->data+curbyte, strlen(msg) + 0x10);
 
   /*
-   * Flag data?
+   * Flag data / ICBM Parameters?
    */
-  curbyte += aimutil_put16(newpacket->data+curbyte, 0x0501);
-  curbyte += aimutil_put16(newpacket->data+curbyte, 0x0001);
+  curbyte += aimutil_put8(newpacket->data+curbyte, 0x05);
+  curbyte += aimutil_put8(newpacket->data+curbyte, 0x01);
+
+  /* number of bytes to follow */
+  curbyte += aimutil_put16(newpacket->data+curbyte, 0x0004);
+  curbyte += aimutil_put8(newpacket->data+curbyte, 0x01);
+  curbyte += aimutil_put8(newpacket->data+curbyte, 0x01);
+  curbyte += aimutil_put8(newpacket->data+curbyte, 0x01);
+  curbyte += aimutil_put8(newpacket->data+curbyte, 0x02);
+
   curbyte += aimutil_put16(newpacket->data+curbyte, 0x0101);
-  curbyte += aimutil_put8 (newpacket->data+curbyte, 0x01);
 
   /* 
    * Message block length.
@@ -111,105 +119,76 @@ u_long aim_send_im(struct aim_session_t *sess,
 
   aim_tx_enqueue(sess, newpacket);
 
-#ifdef USE_SNAC_FOR_IMS
- {
-    struct aim_snac_t snac;
-
-    snac.id = sess->snac_nextid;
-    snac.family = 0x0004;
-    snac.type = 0x0006;
-    snac.flags = 0x0000;
-
-    snac.data = malloc(strlen(destsn)+1);
-    memcpy(snac.data, destsn, strlen(destsn)+1);
+  aim_cachesnac(sess, 0x0004, 0x0006, 0x0000, destsn, strlen(destsn)+1);
+  aim_cleansnacs(sess, 60); /* clean out all SNACs over 60sec old */
 
-    aim_newsnac(sess, &snac);
-  }
-
- aim_cleansnacs(sess, 60); /* clean out all SNACs over 60sec old */
-#endif
-
-  return (sess->snac_nextid++);
+  return sess->snac_nextid;
 }
 
-struct aim_directim_priv {
-  unsigned char cookie[8];
-  char sn[MAXSNLEN+1];
-};
-
-int aim_send_im_direct(struct aim_session_t *sess, 
-                      struct aim_conn_t *conn,
-                      char *msg)
+faim_internal int aim_parse_outgoing_im_middle(struct aim_session_t *sess,
+                                              struct command_rx_struct *command)
 {
-  struct command_tx_struct *newpacket;
-  struct aim_directim_priv *priv = NULL;
-  int i;
+  unsigned int i = 0, z;
+  rxcallback_t userfunc = NULL;
+  unsigned char cookie[8];
+  int channel;
+  struct aim_tlvlist_t *tlvlist;
+  char sn[MAXSNLEN];
+  unsigned short icbmflags = 0;
+  unsigned char flag1 = 0, flag2 = 0;
+  unsigned char *msgblock = NULL, *msg = NULL;
 
-  if (strlen(msg) >= MAXMSGLEN)
-    return -1;
+  i = 10;
+  
+  /* ICBM Cookie. */
+  for (z=0; z<8; z++,i++)
+    cookie[z] = command->data[i];
 
-  if (!sess || !conn || (conn->type != AIM_CONN_TYPE_RENDEZVOUS) || !conn->priv) {
-    printf("faim: directim: invalid arguments\n");
-    return -1;
-  }
+  /* Channel ID */
+  channel = aimutil_get16(command->data+i);
+  i += 2;
 
-  if (!(newpacket = aim_tx_new(AIM_FRAMETYPE_OFT, 0x0001, conn, strlen(msg)))) {
-    printf("faim: directim: tx_new failed\n");
-    return -1;
+  if (channel != 0x01) {
+    printf("faim: icbm: ICBM recieved on unsupported channel.  Ignoring. (chan = %04x)\n", channel);
+    return 1;
   }
 
-  newpacket->lock = 1; /* lock struct */
-
-  priv = (struct aim_directim_priv *)conn->priv;
+  strncpy(sn, (char *) command->data+i+1, (int) *(command->data+i));
+  i += 1 + (int) *(command->data+i);
 
-  newpacket->hdr.oft.hdr2len = 0x44;
+  tlvlist = aim_readtlvchain(command->data+i, command->commandlen-i);
 
-  if (!(newpacket->hdr.oft.hdr2 = malloc(newpacket->hdr.oft.hdr2len))) {
-    free(newpacket);
-    return -1;
+  if (aim_gettlv(tlvlist, 0x0003, 1))
+    icbmflags |= AIM_IMFLAGS_ACK;
+  if (aim_gettlv(tlvlist, 0x0004, 1))
+    icbmflags |= AIM_IMFLAGS_AWAY;
+
+  if (aim_gettlv(tlvlist, 0x0002, 1)) {
+    int j = 0;
+
+    msgblock = (unsigned char *)aim_gettlv_str(tlvlist, 0x0002, 1);
+
+    /* no, this really is correct.  I'm not high or anything either. */
+    j += 2;
+    j += 2 + aimutil_get16(msgblock+j);
+    j += 2;
+    
+    j += 2; /* final block length */
+
+    flag1 = aimutil_get16(msgblock);
+    j += 2;
+    flag2 = aimutil_get16(msgblock);
+    j += 2;
+    
+    msg = msgblock+j;
   }
 
-  i = 0;
-  i += aimutil_put16(newpacket->hdr.oft.hdr2+i, 0x0006);
-  i += aimutil_put16(newpacket->hdr.oft.hdr2+i, 0x0000);
-
-  i += aimutil_putstr(newpacket->hdr.oft.hdr2+i, priv->cookie, 8);
-
-  i += aimutil_put16(newpacket->hdr.oft.hdr2+i, 0x0000);
-  i += aimutil_put16(newpacket->hdr.oft.hdr2+i, 0x0000);
-  i += aimutil_put16(newpacket->hdr.oft.hdr2+i, 0x0000);
-  i += aimutil_put16(newpacket->hdr.oft.hdr2+i, 0x0000);
-
-  i += aimutil_put32(newpacket->hdr.oft.hdr2+i, strlen(msg));
-
-  i += aimutil_put16(newpacket->hdr.oft.hdr2+i, 0x0000);
-  i += aimutil_put16(newpacket->hdr.oft.hdr2+i, 0x0000);
-  i += aimutil_put16(newpacket->hdr.oft.hdr2+i, 0x0000);
-  i += aimutil_put16(newpacket->hdr.oft.hdr2+i, 0x0000);
-  i += aimutil_put16(newpacket->hdr.oft.hdr2+i, 0x0000);
-  i += aimutil_put16(newpacket->hdr.oft.hdr2+i, 0x0000);
-
-  i += aimutil_putstr(newpacket->hdr.oft.hdr2+i, sess->logininfo.screen_name, strlen(sess->logininfo.screen_name));
+  if ((userfunc = aim_callhandler(command->conn, 0x0004, 0x0006)) || (i = 0))
+    i = userfunc(sess, command, channel, sn, msg, icbmflags, flag1, flag2);
   
-  i = 52;
-  i += aimutil_put8(newpacket->hdr.oft.hdr2+i, 0x00);
-  i += aimutil_put16(newpacket->hdr.oft.hdr2+i, 0x0000);
-  i += aimutil_put16(newpacket->hdr.oft.hdr2+i, 0x0000);
-  i += aimutil_put16(newpacket->hdr.oft.hdr2+i, 0x0000);
-  i += aimutil_put16(newpacket->hdr.oft.hdr2+i, 0x0000);
-  i += aimutil_put16(newpacket->hdr.oft.hdr2+i, 0x0000);
-  i += aimutil_put16(newpacket->hdr.oft.hdr2+i, 0x0000);
-  i += aimutil_put16(newpacket->hdr.oft.hdr2+i, 0x0000);
-  i += aimutil_put16(newpacket->hdr.oft.hdr2+i, 0x0000);
-  i += aimutil_put16(newpacket->hdr.oft.hdr2+i, 0x0000);
-  i += aimutil_put16(newpacket->hdr.oft.hdr2+i, 0x0000);
-  i += aimutil_put16(newpacket->hdr.oft.hdr2+i, 0x0000);
-
-  memcpy(newpacket->data, msg, strlen(msg));
-
-  newpacket->lock = 0;
-
-  aim_tx_enqueue(sess, newpacket);
+  if (msgblock)
+    free(msgblock);
+  aim_freetlvchain(&tlvlist);
 
   return 0;
 }
@@ -229,8 +208,8 @@ int aim_send_im_direct(struct aim_session_t *sess,
  * room we're invited to, but obviously can't attend...
  *
  */
-int aim_parse_incoming_im_middle(struct aim_session_t *sess,
-                                struct command_rx_struct *command)
+faim_internal int aim_parse_incoming_im_middle(struct aim_session_t *sess,
+                                              struct command_rx_struct *command)
 {
   u_int i = 0,z;
   rxcallback_t userfunc = NULL;
@@ -276,27 +255,26 @@ int aim_parse_incoming_im_middle(struct aim_session_t *sess,
     }
 
   /*
-   * Source screen name.
-   */
-  memcpy(userinfo.sn, command->data+i+1, (int)command->data[i]);
-  userinfo.sn[(int)command->data[i]] = '\0';
-  i += 1 + (int)command->data[i];
-
-  /*
-   * Warning Level
-   */
-  userinfo.warnlevel = aimutil_get16(command->data+i); /* guess */
-  i += 2;
-
-  /*
-   * Number of TLVs that follow.  Not needed.
+   * Extract the standard user info block.
+   *
+   * Note that although this contains TLVs that appear contiguous
+   * with the TLVs read below, they are two different pieces.  The
+   * userinfo block contains the number of TLVs that contain user
+   * information, the rest are not even though there is no seperation.
+   * aim_extractuserinfo() returns the number of bytes used by the
+   * userinfo tlvs, so you can start reading the rest of them right
+   * afterward.  
+   *
+   * That also means that TLV types can be duplicated between the
+   * userinfo block and the rest of the message, however there should
+   * never be two TLVs of the same type in one block.
+   * 
    */
-  wastebits = aimutil_get16(command->data+i);
-  i += 2;
+  i += aim_extractuserinfo(command->data+i, &userinfo);
   
   /*
-   * Read block of TLVs.  All further data is derived
-   * from what is parsed here.
+   * Read block of TLVs (not including the userinfo data).  All 
+   * further data is derived from what is parsed here.
    */
   tlvlist = aim_readtlvchain(command->data+i, command->commandlen-i);
 
@@ -308,61 +286,32 @@ int aim_parse_incoming_im_middle(struct aim_session_t *sess,
      u_int j = 0, y = 0, z = 0;
       char *msg = NULL;
       u_int icbmflags = 0;
-      struct aim_tlv_t *msgblocktlv, *tmptlv;
+      struct aim_tlv_t *msgblocktlv;
       u_char *msgblock;
       u_short flag1,flag2;
            
       /*
        * Check Autoresponse status.  If it is an autoresponse,
-       * it will contain a second type 0x0004 TLV, with zero length.
+       * it will contain a type 0x0004 TLV, with zero length.
        */
-      if (aim_gettlv(tlvlist, 0x0004, 2))
+      if (aim_gettlv(tlvlist, 0x0004, 1))
        icbmflags |= AIM_IMFLAGS_AWAY;
       
       /*
        * Check Ack Request status.
        */
-      if (aim_gettlv(tlvlist, 0x0003, 2))
+      if (aim_gettlv(tlvlist, 0x0003, 1))
        icbmflags |= AIM_IMFLAGS_ACK;
       
-      /*
-       * Extract the various pieces of the userinfo struct.
-       */
-      /* Class. */
-      if ((tmptlv = aim_gettlv(tlvlist, 0x0001, 1)))
-       userinfo.class = aimutil_get16(tmptlv->value);
-      /* Member-since date. */
-      if ((tmptlv = aim_gettlv(tlvlist, 0x0002, 1)))
-       {
-         /* If this is larger than 4, its probably the message block, skip */
-         if (tmptlv->length <= 4)
-           userinfo.membersince = aimutil_get32(tmptlv->value);
-       }
-      /* On-since date */
-      if ((tmptlv = aim_gettlv(tlvlist, 0x0003, 1)))
-       userinfo.onlinesince = aimutil_get32(tmptlv->value);
-      /* Idle-time */
-      if ((tmptlv = aim_gettlv(tlvlist, 0x0004, 1)))
-       userinfo.idletime = aimutil_get16(tmptlv->value);
-      /* Session Length (AIM) */
-      if ((tmptlv = aim_gettlv(tlvlist, 0x000f, 1)))
-       userinfo.sessionlen = aimutil_get16(tmptlv->value);
-      /* Session Length (AOL) */
-      if ((tmptlv = aim_gettlv(tlvlist, 0x0010, 1)))
-       userinfo.sessionlen = aimutil_get16(tmptlv->value);
-      
       /*
        * Message block.
-       *
-       * XXX: Will the msgblock always be the second 0x0002? 
        */
       msgblocktlv = aim_gettlv(tlvlist, 0x0002, 1);
-      if (!msgblocktlv)
-       {
-         printf("faim: icbm: major error! no message block TLV found!\n");
-         aim_freetlvchain(&tlvlist);
-         return 1;
-       }
+      if (!msgblocktlv || !msgblocktlv->value) {
+       printf("faim: icbm: major error! no message block TLV found!\n");
+       aim_freetlvchain(&tlvlist);
+       return 1;
+      }
       
       /*
        * Extracting the message from the unknown cruft.
@@ -434,26 +383,9 @@ int aim_parse_incoming_im_middle(struct aim_session_t *sess,
     {  
       struct aim_tlv_t *block1;
       struct aim_tlvlist_t *list2;
-      struct aim_tlv_t *tmptlv;
       unsigned short reqclass = 0;
       unsigned short status = 0;
       
-      /* Class. */
-      if ((tmptlv = aim_gettlv(tlvlist, 0x0001, 1)))
-       userinfo.class = aimutil_get16(tmptlv->value);
-      /* On-since date */
-      if ((tmptlv = aim_gettlv(tlvlist, 0x0003, 1)))
-       userinfo.onlinesince = aimutil_get32(tmptlv->value);
-      /* Idle-time */
-      if ((tmptlv = aim_gettlv(tlvlist, 0x0004, 1)))
-       userinfo.idletime = aimutil_get16(tmptlv->value);
-      /* Session Length (AIM) */
-      if ((tmptlv = aim_gettlv(tlvlist, 0x000f, 1)))
-       userinfo.sessionlen = aimutil_get16(tmptlv->value);
-      /* Session Length (AOL) */
-      if ((tmptlv = aim_gettlv(tlvlist, 0x0010, 1)))
-       userinfo.sessionlen = aimutil_get16(tmptlv->value);
-
       /*
        * There's another block of TLVs embedded in the type 5 here. 
        */
@@ -506,42 +438,43 @@ int aim_parse_incoming_im_middle(struct aim_session_t *sess,
       
       if (!list2 || ((reqclass != AIM_CAPS_IMIMAGE) && !(aim_gettlv(list2, 0x2711, 1)))) {
        struct aim_msgcookie_t *cook;
-
-       if ((cook = aim_uncachecookie(sess, cookie)) == NULL) {
-         printf("faim: non-data rendezvous thats not in cache!\n");
-         aim_freetlvchain(&list2);
-         aim_freetlvchain(&tlvlist);
-         return 1;
+       int type;
+       
+       type = aim_msgcookie_gettype(reqclass); /* XXX: fix this shitty code */
+
+       if(type != 17) {
+         if ((cook = aim_uncachecookie(sess, cookie, type)) == NULL) {
+           printf("faim: non-data rendezvous thats not in cache!\n");
+           aim_freetlvchain(&list2);
+           aim_freetlvchain(&tlvlist);
+           return 1;
+         }
        }
 
-       if (cook->type == AIM_CAPS_SENDFILE) {
-         struct aim_filetransfer_t *ft;
+       if (cook->type == AIM_COOKIETYPE_OFTGET) {
+         struct aim_filetransfer_priv *ft;
 
          if (cook->data) {
-           struct aim_tlv_t *errortlv;
-           int errorcode = -1;
+           int errorcode = -1; /* XXX shouldnt this be 0? */
 
-           ft = (struct aim_filetransfer_t *)cook->data;
+           ft = (struct aim_filetransfer_priv *)cook->data;
 
-           if ((errortlv = aim_gettlv(list2, 0x000b, 1))) {
-             errorcode = aimutil_get16(errortlv->value);
+           if(status != 0x0002) {
+             if (aim_gettlv(list2, 0x000b, 1))
+               errorcode = aim_gettlv16(list2, 0x000b, 1);
+             
+             if (errorcode)
+               printf("faim: transfer from %s (%s) for %s cancelled (error code %d)\n", ft->sn, ft->ip, ft->fh.name, errorcode);
            }
-           if (errorcode) {
-             printf("faim: transfer from %s (%s) for %s cancelled (error code %d)\n", ft->sender, ft->ip, ft->filename, errorcode);
-           } else if (status == 0x0002) { /* connection accepted */
-             printf("faim: transfer from %s (%s) for %s accepted\n", ft->sender, ft->ip, ft->filename);
-           }
-           free(cook->data);
          } else {
-           printf("faim: not data attached to file transfer\n");
+           printf("faim: no data attached to file transfer\n");
          }
        } else if (cook->type == AIM_CAPS_VOICE) {
          printf("faim: voice request cancelled\n");
        } else {
          printf("faim: unknown cookie cache type %d\n", cook->type);
        }
-
-       free(cook);
+       
        if (list2)
          aim_freetlvchain(&list2);
        aim_freetlvchain(&tlvlist);
@@ -552,16 +485,35 @@ int aim_parse_incoming_im_middle(struct aim_session_t *sess,
        * The rest of the handling depends on what type it is.
        */
       if (reqclass & AIM_CAPS_BUDDYICON) {
-       printf("faim: rend: buddy icon!\n");
+
+       /*
+        * Call client.
+        */
+#if 0
+       userfunc = aim_callhandler(command->conn, 0x0004, 0x0007);
+       if (userfunc || (i = 0))
+         i = userfunc(sess, 
+                      command, 
+                      channel, 
+                      reqclass,
+                      &userinfo,
+                      ip,
+                      cookie);
+#endif
+
       } else if (reqclass & AIM_CAPS_VOICE) {
-       struct aim_msgcookie_t cachedcook;
+       struct aim_msgcookie_t *cachedcook;
 
        printf("faim: rend: voice!\n");
 
-       memcpy(cachedcook.cookie, cookie, 8);
-       cachedcook.type = AIM_CAPS_VOICE;
-       cachedcook.data = NULL;
-       if (aim_cachecookie(sess, &cachedcook) != 0)
+       if(!(cachedcook = (struct aim_msgcookie_t*)calloc(1, sizeof(struct aim_msgcookie_t))))
+         return 1;
+
+       memcpy(cachedcook->cookie, cookie, 8);
+       cachedcook->type = AIM_COOKIETYPE_OFTVOICE;
+       cachedcook->data = NULL;
+
+       if (aim_cachecookie(sess, cachedcook) != 0)
          printf("faim: ERROR caching message cookie\n");
 
        /* XXX: implement all this */
@@ -571,25 +523,21 @@ int aim_parse_incoming_im_middle(struct aim_session_t *sess,
         */
        userfunc = aim_callhandler(command->conn, 0x0004, 0x0007);
        if (userfunc || (i = 0)) {
-         i = userfunc(sess, 
-                      command, 
-                      channel, 
-                      reqclass,
-                      &userinfo);
+         i = userfunc(sess, command, channel, reqclass, &userinfo);
        }
-      } else if (reqclass & AIM_CAPS_IMIMAGE) {
+      } else if ((reqclass & AIM_CAPS_IMIMAGE) || (reqclass & AIM_CAPS_BUDDYICON)) {
        char ip[30];
-       struct aim_msgcookie_t cachedcook;
+       struct aim_directim_priv *priv;
 
-       memset(ip, 0, sizeof(ip));
+       memset(ip, 0, 30);
        
-       if (aim_gettlv(list2, 0x0003, 1) && aim_gettlv(list2, 0x0003, 1)) {
+       if (aim_gettlv(list2, 0x0003, 1) && aim_gettlv(list2, 0x0005, 1)) {
          struct aim_tlv_t *iptlv, *porttlv;
          
          iptlv = aim_gettlv(list2, 0x0003, 1);
          porttlv = aim_gettlv(list2, 0x0005, 1);
 
-         snprintf(ip, sizeof(ip)-1, "%d.%d.%d.%d:%d", 
+         snprintf(ip, 30, "%d.%d.%d.%d:%d", 
                  aimutil_get8(iptlv->value+0),
                  aimutil_get8(iptlv->value+1),
                  aimutil_get8(iptlv->value+2),
@@ -601,38 +549,24 @@ int aim_parse_incoming_im_middle(struct aim_session_t *sess,
               userinfo.sn,
               ip);
 
-       {
-         struct aim_conn_t *newconn;
-         
-         newconn = aim_newconn(sess, AIM_CONN_TYPE_RENDEZVOUS, ip);
-         if (!newconn || (newconn->fd == -1)) { 
-           printf("could not connect to %s\n", ip);
-           perror("aim_newconn");
-           aim_conn_kill(sess, &newconn);
-         } else {
-           struct aim_directim_priv *priv;
-           priv = (struct aim_directim_priv *)malloc(sizeof(struct aim_directim_priv));
-           memcpy(priv->cookie, cookie, 8);
-           strncpy(priv->sn, userinfo.sn, MAXSNLEN);
-           newconn->priv = priv;
-           printf("faim: connected to peer (fd = %d)\n", newconn->fd);
-         }
-       }
+       /* XXX: there are a couple of different request packets for
+       *          different things */
        
-#if 0
-       memcpy(cachedcook.cookie, cookie, 8);
-       
-       ft = malloc(sizeof(struct aim_filetransfer_t));
-       strncpy(ft->sender, userinfo.sn, sizeof(ft->sender));
-       strncpy(ft->ip, ip, sizeof(ft->ip));
-       ft->filename = strdup(miscinfo->value+8);
-       cachedcook.type = AIM_CAPS_SENDFILE; 
-       cachedcook.data = ft;
-
-       if (aim_cachecookie(sess, &cachedcook) != 0)
-         printf("faim: ERROR caching message cookie\n");
-#endif 
+       priv = (struct aim_directim_priv *)calloc(1, sizeof(struct aim_directim_priv));
+       memcpy(priv->ip, ip, sizeof(priv->ip));
+       memcpy(priv->sn, userinfo.sn, sizeof(priv->sn));
+       memcpy(priv->cookie, cookie, sizeof(priv->cookie));
 
+       /*
+        * Call client.
+        */
+       userfunc = aim_callhandler(command->conn, 0x0004, 0x0007);
+       if (userfunc || (i = 0))
+         i = userfunc(sess, 
+                      command, 
+                      channel, 
+                      reqclass,
+                      &userinfo, priv);
 
       } else if (reqclass & AIM_CAPS_CHAT) {
        struct aim_tlv_t *miscinfo;
@@ -659,7 +593,7 @@ int aim_parse_incoming_im_middle(struct aim_session_t *sess,
          i = userfunc(sess, 
                       command, 
                       channel, 
-                      reqclass, /* == roominfo->exchange */
+                      reqclass,
                       &userinfo, 
                       &roominfo, 
                       msg, 
@@ -670,17 +604,63 @@ int aim_parse_incoming_im_middle(struct aim_session_t *sess,
          free(encoding);
          free(lang);
       } else if (reqclass & AIM_CAPS_GETFILE) {
-       printf("faim: rend: getfile!\n");
-      } else if (reqclass & AIM_CAPS_SENDFILE) {
        char ip[30];
-       char *desc = NULL;
-       struct aim_msgcookie_t cachedcook;
-       struct aim_filetransfer_t *ft;
+       struct aim_msgcookie_t *cachedcook;
        struct aim_tlv_t *miscinfo;
 
+       if (!(cachedcook = calloc(1, sizeof(struct aim_msgcookie_t))))
+         return 0;
+
+       memset(ip, 0, 30);
+
+       if (!(miscinfo = aim_gettlv(list2, 0x2711, 1))) {
+         free(cachedcook);
+         return 0;
+       }
+
+       if (aim_gettlv(list2, 0x0003, 1) && aim_gettlv(list2, 0x0005, 1)) {
+         struct aim_tlv_t *iptlv, *porttlv;
+
+         if (!(iptlv = aim_gettlv(list2, 0x0003, 1)) || !(porttlv = aim_gettlv(list2, 0x0005, 1))) {
+           free(cachedcook);
+           return 0;
+         }
+
+         snprintf(ip, 30, "%d.%d.%d.%d:%d",
+                  aimutil_get8(iptlv->value+0),
+                  aimutil_get8(iptlv->value+1),
+                  aimutil_get8(iptlv->value+2),
+                  aimutil_get8(iptlv->value+3),
+                  aimutil_get16(porttlv->value));
+       }
+
+       printf("faim: rend: file get request from %s (%s)\n", userinfo.sn, ip);
+
+       /*
+        * Call client.
+        */
+       userfunc = aim_callhandler(command->conn, 0x0004, 0x0007);
+       if (userfunc || (i = 0))
+         i = userfunc(sess, 
+                      command, 
+                      channel, 
+                      reqclass,
+                      &userinfo,
+                      ip,
+                      cookie);
+
+      } else if (reqclass & AIM_CAPS_SENDFILE) {
+#if 0
+       char ip[30];
+       char *desc = NULL;
+       struct aim_msgcookie_t *cachedcook;
+       struct aim_filetransfer_priv *ft;
+       struct aim_tlv_t *miscinfo;
+
        memset(ip, 0, sizeof(ip));
        
-       miscinfo = aim_gettlv(list2, 0x2711, 1);
+       if (!(miscinfo = aim_gettlv(list2, 0x2711, 1)))
+         return 0;
 
        if (aim_gettlv(list2, 0x0003, 1) && aim_gettlv(list2, 0x0003, 1)) {
          struct aim_tlv_t *iptlv, *porttlv;
@@ -706,24 +686,34 @@ int aim_parse_incoming_im_middle(struct aim_session_t *sess,
               desc, 
               ip);
        
-       memcpy(cachedcook.cookie, cookie, 8);
+       memcpy(cachedcook->cookie, cookie, 8);
        
-       ft = malloc(sizeof(struct aim_filetransfer_t));
-       strncpy(ft->sender, userinfo.sn, sizeof(ft->sender));
+       ft = malloc(sizeof(struct aim_filetransfer_priv));
+       strncpy(ft->sn, userinfo.sn, sizeof(ft->sn));
        strncpy(ft->ip, ip, sizeof(ft->ip));
-       ft->filename = strdup(miscinfo->value+8);
-       cachedcook.type = AIM_CAPS_SENDFILE; 
-       cachedcook.data = ft;
+       strncpy(ft->fh.name, miscinfo->value+8, sizeof(ft->fh.name));
+       cachedcook->type = AIM_COOKIETYPE_OFTSEND;
+       cachedcook->data = ft;
 
-       if (aim_cachecookie(sess, &cachedcook) != 0)
+       if (aim_cachecookie(sess, cachedcook) != 0)
          printf("faim: ERROR caching message cookie\n");
        
        
-       aim_accepttransfer(sess, command->conn, ft->sender, cookie, AIM_CAPS_SENDFILE);
-
-       free(desc);
+       aim_accepttransfer(sess, command->conn, ft->sn, cookie, AIM_CAPS_SENDFILE);
        
-       i = 1;
+       if (desc)
+         free(desc);
+#endif 
+       /*
+        * Call client.
+        */
+       userfunc = aim_callhandler(command->conn, 0x0004, 0x0007);
+       if (userfunc || (i = 0))
+         i = userfunc(sess, 
+                      command, 
+                      channel, 
+                      reqclass,
+                      &userinfo);
       } else {
        printf("faim: rend: unknown rendezvous 0x%04x\n", reqclass);
       }
@@ -740,39 +730,6 @@ int aim_parse_incoming_im_middle(struct aim_session_t *sess,
   return i;
 }
 
-u_long aim_accepttransfer(struct aim_session_t *sess,
-                         struct aim_conn_t *conn, 
-                         char *sender,
-                         char *cookie,
-                         unsigned short rendid)
-{
-  struct command_tx_struct *newpacket;
-  int curbyte, i;
-
-  if(!(newpacket = aim_tx_new(AIM_FRAMETYPE_OSCAR, 0x0002, conn, 10+8+2+1+strlen(sender)+4+2+8+16)))
-    return -1;
-
-  newpacket->lock = 1;
-
-  curbyte = aim_putsnac(newpacket->data, 0x0004, 0x0006, 0x0000, sess->snac_nextid);
-  for (i = 0; i < 8; i++)
-    curbyte += aimutil_put8(newpacket->data+curbyte, cookie[i]);
-  curbyte += aimutil_put16(newpacket->data+curbyte, 0x0002);
-  curbyte += aimutil_put8(newpacket->data+curbyte, strlen(sender));
-  curbyte += aimutil_putstr(newpacket->data+curbyte, sender, strlen(sender));
-  curbyte += aimutil_put16(newpacket->data+curbyte, 0x0005);
-  curbyte += aimutil_put16(newpacket->data+curbyte, 0x001a);
-  curbyte += aimutil_put16(newpacket->data+curbyte, 0x0002 /* accept */);
-  for (i = 0; i < 8; i++)
-    curbyte += aimutil_put8(newpacket->data+curbyte, cookie[i]);
-  curbyte += aim_putcap(newpacket->data+curbyte, 0x10, rendid);
-
-  newpacket->lock = 0;
-  aim_tx_enqueue(sess, newpacket);
-
-  return (sess->snac_nextid++);
-}
-
 /*
  * Possible codes:
  *    AIM_TRANSFER_DENY_NOTSUPPORTED -- "client does not support"
@@ -780,11 +737,11 @@ u_long aim_accepttransfer(struct aim_session_t *sess,
  *    AIM_TRANSFER_DENY_NOTACCEPTING -- "client is not accepting transfers"
  * 
  */
-u_long aim_denytransfer(struct aim_session_t *sess,
-                       struct aim_conn_t *conn, 
-                       char *sender,
-                       char *cookie, 
-                       unsigned short code)
+faim_export unsigned long aim_denytransfer(struct aim_session_t *sess,
+                                          struct aim_conn_t *conn, 
+                                          char *sender,
+                                          char *cookie, 
+                                          unsigned short code)
 {
   struct command_tx_struct *newpacket;
   int curbyte, i;
@@ -815,8 +772,8 @@ u_long aim_denytransfer(struct aim_session_t *sess,
  * idea. 
  *
  */
-u_long aim_seticbmparam(struct aim_session_t *sess,
-                       struct aim_conn_t *conn)
+faim_export unsigned long aim_seticbmparam(struct aim_session_t *sess,
+                                          struct aim_conn_t *conn)
 {
   struct command_tx_struct *newpacket;
   int curbyte;
@@ -844,13 +801,15 @@ u_long aim_seticbmparam(struct aim_session_t *sess,
   return (sess->snac_nextid++);
 }
 
-int aim_parse_msgerror_middle(struct aim_session_t *sess,
-                             struct command_rx_struct *command)
+faim_internal int aim_parse_msgerror_middle(struct aim_session_t *sess,
+                                           struct command_rx_struct *command)
 {
   u_long snacid = 0x000000000;
   struct aim_snac_t *snac = NULL;
   int ret = 0;
   rxcallback_t userfunc = NULL;
+  char *dest;
+  unsigned short reason = 0;
 
   /*
    * Get SNAC from packet and look it up 
@@ -867,14 +826,18 @@ int aim_parse_msgerror_middle(struct aim_session_t *sess,
 
   if (!snac) {
     printf("faim: msgerr: got an ICBM-failed error on an unknown SNAC ID! (%08lx)\n", snacid);
-  }
+    dest = NULL;
+  } else
+    dest = snac->data;
+
+  reason = aimutil_get16(command->data+10);
 
   /*
    * Call client.
    */
   userfunc = aim_callhandler(command->conn, 0x0004, 0x0001);
   if (userfunc)
-    ret =  userfunc(sess, command, (snac)?snac->data:"(UNKNOWN)");
+    ret =  userfunc(sess, command, dest, reason);
   else
     ret = 0;
   
@@ -887,3 +850,47 @@ int aim_parse_msgerror_middle(struct aim_session_t *sess,
 }
 
 
+faim_internal int aim_parse_missedcall(struct aim_session_t *sess,
+                                      struct command_rx_struct *command)
+{
+  int i, ret = 1;
+  rxcallback_t userfunc = NULL;
+  unsigned short channel, nummissed, reason;
+  struct aim_userinfo_s userinfo;
+  i = 10; /* Skip SNAC header */
+
+
+  /*
+   * XXX: supposedly, this entire packet can repeat as many times
+   * as necessary. Should implement that.
+   */
+
+  /*
+   * Channel ID.
+   */
+  channel = aimutil_get16(command->data+i);
+  i += 2;
+  
+  /*
+   * Extract the standard user info block.
+   */
+  i += aim_extractuserinfo(command->data+i, &userinfo);
+  
+  nummissed = aimutil_get16(command->data+i);
+  i += 2;
+  
+  reason = aimutil_get16(command->data+i);
+  i += 2;
+
+  /*
+   * Call client.
+   */
+  userfunc = aim_callhandler(command->conn, 0x0004, 0x000a);
+  if (userfunc)
+    ret =  userfunc(sess, command, channel, &userinfo, nummissed, reason);
+  else
+    ret = 0;
+  
+  return ret;
+}
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