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2013 FRC Java API

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com.sun.squawk.platform.windows.natives
Interface NetDB

All Superinterfaces:
Library
All Known Implementing Classes:
NetDBImpl
public interface NetDB
extends Library

java wrapper around #include

Nested Class Summary
static class NetDB.hostent
          C STRUCTURE HostEnt struct hostent { char *h_name; official name of host char **h_aliases; alias list int h_addrtype; host address type int h_length; length of address char **h_addr_list; list of addresses from name server }; #define h_addr h_addr_list[0] address, for backward compatibility
 
Field Summary
static int HOST_NOT_FOUND
          Authoritative Answer Host not found.
static NetDB INSTANCE
           
static int NO_DATA
          Valid name, no data record of requested type.
static int NO_RECOVERY
          Non recoverable errors, FORMERR, REFUSED, NOTIMP.
static int TRY_AGAIN
          Non-Authoritative Host not found, or SERVERFAIL.
 
Method Summary
 NetDB.hostent gethostbyname(String name)
          The gethostbyname() function returns a HostEnt structure describing an internet host referenced by name.
 int h_errno()
          Return error code for last call to gethostbyname() or gethostbyaddr().
 
Methods inherited from interface com.sun.cldc.jna.Library
initConstInt
 

Field Detail

INSTANCE

static final NetDB INSTANCE

HOST_NOT_FOUND

static final int HOST_NOT_FOUND
Authoritative Answer Host not found.

See Also:
h_errno(), Constant Field Values

TRY_AGAIN

static final int TRY_AGAIN
Non-Authoritative Host not found, or SERVERFAIL.

See Also:
h_errno(), Constant Field Values

NO_RECOVERY

static final int NO_RECOVERY
Non recoverable errors, FORMERR, REFUSED, NOTIMP.

See Also:
h_errno(), Constant Field Values

NO_DATA

static final int NO_DATA
Valid name, no data record of requested type.

See Also:
h_errno(), Constant Field Values
Method Detail

gethostbyname

NetDB.hostent gethostbyname(String name)
The gethostbyname() function returns a HostEnt structure describing an internet host referenced by name.

Parameters:
name - the host name
Returns:
the address of struct hostent, or null on error

h_errno

int h_errno()
Return error code for last call to gethostbyname() or gethostbyaddr().

Returns:
one of the error codes defined in this class.
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2013 FRC Java API

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