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