int conn_send_msg(struct conn * conn, uint8_t *rawmsg)
{
int packetlen = cw_get_hdr_msg_total_len(rawmsg);
cw_dbg_msg(DBG_MSG_OUT, conn,rawmsg, packetlen,(struct sockaddr*)&conn->addr);
/* Zyxel doesn't count msg element length from
behind seqnum */
if (conn->capwap_mode == CW_MODE_ZYXEL){
// XXX val-=3;
}
uint8_t * ptr = rawmsg;
int fragoffset = 0;
int hlen = cw_get_hdr_hlen(rawmsg)*4;
int mtu = conn->mtu;
while (packetlen>mtu){
cw_set_hdr_flags(rawmsg,CW_FLAG_HDR_F,1);
cw_put_dword(ptr+4, conn->fragid<<16 | fragoffset<<3 );
cw_dbg_pkt(DBG_PKT_OUT,conn,ptr,mtu,(struct sockaddr*)&conn->addr);
if (conn->write(conn,ptr,mtu)<0)
return -1;
// XXX Fragmentation stuff..
ptr +=mtu-hlen;
fragoffset+=(mtu-hlen)/8;
packetlen-=mtu-hlen;
}
if (fragoffset)
cw_set_hdr_flags(rawmsg,CW_FLAG_HDR_F | CW_FLAG_HDR_L,1);
else
cw_set_hdr_flags(rawmsg,CW_FLAG_HDR_F,0);
cw_put_dword(ptr+4, conn->fragid<<16 | fragoffset<<3 );
cw_dbg_pkt(DBG_PKT_OUT,conn,ptr,packetlen,(struct sockaddr*)&conn->addr);
return conn->write(conn,ptr,packetlen-0);
}
int conn_send_data_msg(struct conn * conn, uint8_t *rawmsg,int len)
{
int packetlen = len;
int fragoffset;
int hlen;
uint8_t * ptr;
int mtu;
cw_dbg_msg(DBG_MSG_OUT, conn,rawmsg, packetlen,(struct sockaddr*)&conn->addr);
ptr = rawmsg;
fragoffset = 0;
hlen = cw_get_hdr_hlen(rawmsg)*4;
mtu = conn->mtu;
while (packetlen>mtu){
cw_set_hdr_flags(rawmsg,CAPWAP_FLAG_HDR_F,1);
cw_set_dword(ptr+4, conn->fragid<<16 | fragoffset<<3 );
cw_dbg_pkt(DBG_PKT_OUT,conn,ptr,mtu,(struct sockaddr*)&conn->addr);
/* if (conn->write_data(conn,ptr,mtu)<0)*/
return -1;
/* // XXX Fragmentation stuff..*/
ptr +=mtu-hlen;
fragoffset+=(mtu-hlen)/8;
packetlen-=mtu-hlen;
}
if (fragoffset)
cw_set_hdr_flags(rawmsg,CAPWAP_FLAG_HDR_F | CAPWAP_FLAG_HDR_L,1);
else
cw_set_hdr_flags(rawmsg,CAPWAP_FLAG_HDR_F,0);
cw_set_dword(ptr+4, conn->fragid<<16 | fragoffset<<3 );
cw_dbg_pkt(DBG_PKT_OUT,conn,ptr,packetlen,(struct sockaddr*)&conn->addr);
/*// return conn->write_data(conn,ptr,packetlen-0);*/
return 0;
}
int conn_send_msg(struct conn * conn, uint8_t *rawmsg)
{
int packetlen = cw_get_hdr_msg_total_len(rawmsg);
cw_dbg_msg(DBG_MSG_OUT, conn,rawmsg, packetlen,(struct sockaddr*)&conn->addr);
//uint8_t * msgptr = rawmsg + cw_get_hdr_msg_offset(rawmsg);
/* Zyxel doesn't count msg element length from
behind seqnum */
if (conn->capwap_mode == CW_MODE_ZYXEL){
// XXX val-=3;
}
uint8_t * ptr = rawmsg;
int fragoffset = 0;
int hlen = cw_get_hdr_hlen(rawmsg)*4;
//cw_set_hdr_hlen(rawmsg,223);
//*(rawmsg + 8)=99;
//cw_set_hdr_flags(rawmsg,CW_FLAG_HDR_M,1);
int mtu = conn->mtu;
while (packetlen>mtu){
cw_set_hdr_flags(rawmsg,CW_FLAG_HDR_F,1);
cw_put_dword(ptr+4, conn->fragid<<16 | fragoffset<<3 );
cw_dbg_pkt(DBG_PKT_OUT,conn,ptr,mtu,(struct sockaddr*)&conn->addr);
//XXX
{
// char h[200];
// hdr_print(h,ptr,mtu);
// cw_dbg(DBG_PKT_OUT,"Sending capwap packet to %s:\n%s",sock_addr2str(&conn->addr),h);
}
// cw_dbg_dmp(DBG_PKT_DMP,ptr,mtu,"Sending packet ...");
if (conn->write(conn,ptr,mtu)<0)
return -1;
ptr +=mtu-hlen;
fragoffset+=(mtu-hlen)/8;
packetlen-=mtu-hlen;
//XXX if (hlen>8)
// memcpy(ptr+8,cwmsg->ctrlhdr+8,hlen-8);
}
// val = (preamble << 24) | ((hlen/4)<<19) | (cwmsg->rid<<14) |(wbid<<9) |
/*CWTH_FLAGS_T|*/ //cwmsg->flags;
//printf("VAL = %08x, %08x\n",val,cwmsg->flags);
//printf("FRag offset :::::::::::::::::::::::::::: %d\n",fragoffset);
if (fragoffset)
cw_set_hdr_flags(rawmsg,CW_FLAG_HDR_F | CW_FLAG_HDR_L,1);
else
cw_set_hdr_flags(rawmsg,CW_FLAG_HDR_F,0);
// printf("Setting first byte %08X\n",val);
// *((uint32_t*)ptr)=htonl(val);
// val = conn->fragid<<16 | fragoffset<<3;
// *((uint32_t*)(ptr+4))=htonl(val);
cw_put_dword(ptr+4, conn->fragid<<16 | fragoffset<<3 );
{
// char h[1024];
// hdr_print(h,ptr,msglen-fragoffset*8+hlen);
// cw_dbg(DBG_CW_PKT_OUT,"Sending capwap packet to %s:\n%s",sock_addr2str(&conn->addr),h);
}
// cw_dbg_dmp(DBG_PKT_DMP,ptr,packetlen,"Sending packet ...");
//return conn->write(conn,ptr,msglen-fragoffset*8+hlen);
//printf("Send packet len %p %d\n",ptr,packetlen);
cw_dbg_pkt(DBG_PKT_OUT,conn,ptr,packetlen,(struct sockaddr*)&conn->addr);
return conn->write(conn,ptr,packetlen-0);
}