/*
 * setup peer dstadr field keeping it in sync with the interface
 * structures
 */
void
set_peerdstadr(
	struct peer *peer,
	struct interface *interface
	)
{
00418510  push        esi  
00418511  mov         esi,eax 
	struct peer *unlinked;

	if (peer->dstadr != interface) {
00418513  mov         eax,dword ptr [esi+90h] 
00418519  cmp         eax,edi 
0041851B  je          set_peerdstadr+0E9h (4185F9h) 
		if (interface != NULL && (peer->cast_flags &
		    MDF_BCLNT) && (interface->flags & INT_MCASTIF) &&
		    peer->burst) {
00418521  test        edi,edi 
00418523  je          set_peerdstadr+37h (418547h) 
00418525  test        byte ptr [esi+0A0h],20h 
0041852C  je          set_peerdstadr+37h (418547h) 
0041852E  test        dword ptr [edi+1B4h],100h 
00418538  je          set_peerdstadr+37h (418547h) 
0041853A  cmp         dword ptr [esi+184h],0 
00418541  jne         set_peerdstadr+0E9h (4185F9h) 

			/*
			 * don't accept updates to a true multicast
			 * reception interface while a BCLNT peer is
			 * running it's unicast protocol
			 */
			return;
		}
		if (peer->dstadr != NULL) {
00418547  test        eax,eax 
00418549  je          set_peerdstadr+0C4h (4185D4h) 
			peer->dstadr->peercnt--;
0041854F  dec         dword ptr [eax+1E4h] 
			UNLINK_SLIST(unlinked, peer->dstadr->peers,
			    peer, ilink, struct peer);
00418555  mov         eax,dword ptr [esi+90h] 
0041855B  mov         ecx,dword ptr [eax+1E0h] 
00418561  add         eax,1E0h 
00418566  cmp         esi,ecx 
00418568  je          set_peerdstadr+6Fh (41857Fh) 
0041856A  lea         ebx,[ebx] 
00418570  cmp         dword ptr [ecx+8],0 
00418574  lea         eax,[ecx+8] 
00418577  je          set_peerdstadr+7Dh (41858Dh) 
00418579  mov         ecx,dword ptr [eax] 
0041857B  cmp         esi,ecx 
0041857D  jne         set_peerdstadr+60h (418570h) 
0041857F  mov         ecx,dword ptr [eax] 
00418581  mov         edx,dword ptr [ecx+8] 
00418584  mov         dword ptr [eax],edx 
00418586  mov         dword ptr [ecx+8],0 
			msyslog(LOG_INFO,
				"%s interface %s -> %s",
				stoa(&peer->srcadr),
				stoa(&peer->dstadr->sin),
				(interface != NULL)
				    ? stoa(&interface->sin)
				    : "(null)");
0041858D  test        edi,edi 
0041858F  je          set_peerdstadr+8Fh (41859Fh) 
00418591  lea         eax,[edi+10h] 
00418594  push        eax  
00418595  call        socktoa (43BD10h) 
0041859A  add         esp,4 
0041859D  jmp         set_peerdstadr+94h (4185A4h) 
0041859F  mov         eax,offset string "(null)" (474FD0h) 
004185A4  mov         ecx,dword ptr [esi+90h] 
004185AA  push        eax  
004185AB  add         ecx,10h 
004185AE  push        ecx  
004185AF  call        socktoa (43BD10h) 
004185B4  add         esp,4 
004185B7  push        eax  
004185B8  lea         edx,[esi+10h] 
004185BB  push        edx  
004185BC  call        socktoa (43BD10h) 
004185C1  add         esp,4 
004185C4  push        eax  
004185C5  push        offset string "%s interface %s -> %s" (474FD8h) 
004185CA  push        6    
004185CC  call        msyslog (4338F0h) 
004185D1  add         esp,14h 
		}
		peer->dstadr = interface;
004185D4  mov         dword ptr [esi+90h],edi 
		if (peer->dstadr != NULL) {
004185DA  test        edi,edi 
004185DC  je          set_peerdstadr+0E9h (4185F9h) 
			LINK_SLIST(peer->dstadr->peers, peer, ilink);
004185DE  mov         eax,dword ptr [edi+1E0h] 
004185E4  mov         dword ptr [esi+8],eax 
004185E7  mov         dword ptr [edi+1E0h],esi 
			peer->dstadr->peercnt++;
004185ED  mov         esi,dword ptr [esi+90h] 
004185F3  inc         dword ptr [esi+1E4h] 
004185F9  pop         esi  
		}
	}
}
004185FA  ret              

total size with singly-linked is 4185fa - 418510 == 0xea == 234 octets