A2osX/.Docs/LIBTCPIP.md

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# ARP.Clear  
 Clear ARP Cache  
**In:**   
**Out:**   

# ARP.Query  
 Query ARP Cache and returns HW address  
**In:**  
 PUSHW PTR to MAC (to fill)  
 PUSHW PTR to IP  
**Out:**  
 CC: hit: MAC filled  
 CS: missed   

# ARP.Add  
 Add a static ARP cache record  
**In:**  
 PUSHW PTR to MAC  
 PUSHW PTR to IP  

# ARP.GetCAche  
 Return a Ptr to ARP Cache Table  
**In:**  
**Out:**  
  Y,A = PTR to ARP.CACHE  

# DNS.Clear  
 Clear DNS Cache  
**In:**   
**Out:**   

# DNS.Query  
 Query DNS for specified host  
**In:**  
  PUSHW = PTR to IP to fill with cached data  
*	PUSHW = hostname PTR to PSTR   
**Out:**  
  CC: hit: IP filled with address  
  CS: missed   

# DNS.Add  
 Add a static DNS record  
**In:**  
 PUSHW = PTR to IP  
 PUSHW = hostname CSTR to Add  

# DNS.GetCAche  
 Return a Ptr to DNS Cache Table  
**In:**  
**Out:**  
  Y,A = PTR to DNS.CACHE  

# SKT.New  
 Create a new socket  
**In:**   
 PUSHW = PTR to S.SOCKET template  
**Out:**   
 Y,A = PTR to new S.SOCKET  
 X = hSocket  

# SKT.Close  
 Close socket  
**In:**   
 A = hSocket  
**Out:**   

# SKT.Get  
 Get Ptr to socket  
**In:**   
 A = hSocket  
**Out:**   
 Y,A = pS.SOCKET  

# SKT.GetTable  
 Get socket table  
**In:**   
**Out:**   
 Y,A = pS.SOCKET  

# SKT.Accept  
 Check for an incoming connection  
**In:**   
 A = hListeningSocket  
**Out:**   
 A = hSocket  

# SKT.MkNod  
 Create a new file from TCP socket  
**In:**   
 A = hSocket  
**Out:**   
 A = hFile  

# SKT.Read (STREAM)  

## C  
`int skt.read(hFD fd, void *buf, int count);`  

## ASM  
**In:**  
`>PUSHWI count`  
`>PUSHW buf`  
`lda fd`  
`>SYSCALL read`  
**Out:**  
CC: Y,A = bytes read  
CS: A = EC  

# SKT.Write (STREAM)  

## C  
`int skt.write(hFD fd, const void *buf, int count);`  

## ASM  
**In:**  
`>PUSHWI count`  
`>PUSHW buf`  
`lda fd`  
`>SYSCALL write`  
**Out:**  
CC: Y,A = bytes written  
CS: A = EC  

# SKT.Rcvd (DGRAM,RAW)  
**In:**   
 A = hSocket  
**Out:**   
 A = hFrame  

# SKT.Send (DGRAM,RAW)  
**In:**   
 A = hSocket  
**Out:**   
 A = hFrame