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/********************************************************************/
/** Microsoft LAN Manager **/
/** Copyright(c) Microsoft Corp., 1990-1996 **/
/********************************************************************/
/* :ts=4 */
//** IPEXPORT.H - IP public definitions.
//
// This file contains public definitions exported to transport layer and
// application software.
//
#ifndef IP_EXPORT_INCLUDED
#define IP_EXPORT_INCLUDED 1
/*NOINC*/
//
// IP type definitions.
//
typedef unsigned long IPAddr; // An IP address.
typedef unsigned long IPMask; // An IP subnet mask.
typedef unsigned long IP_STATUS; // Status code returned from IP APIs.
/*INC*/
//
// The ip_option_information structure describes the options to be
// included in the header of an IP packet. The TTL, TOS, and Flags
// values are carried in specific fields in the header. The OptionsData
// bytes are carried in the options area following the standard IP header.
// With the exception of source route options, this data must be in the
// format to be transmitted on the wire as specified in RFC 791. A source
// route option should contain the full route - first hop thru final
// destination - in the route data. The first hop will be pulled out of the
// data and the option will be reformatted accordingly. Otherwise, the route
// option should be formatted as specified in RFC 791.
//
struct ip_option_information {
unsigned char Ttl; // Time To Live
unsigned char Tos; // Type Of Service
unsigned char Flags; // IP header flags
unsigned char OptionsSize; // Size in bytes of options data
unsigned char FAR *OptionsData; // Pointer to options data
}; /* ip_option_information */
//
// The icmp_echo_reply structure describes the data returned in response
// to an echo request.
//
struct icmp_echo_reply {
IPAddr Address; // Replying address
unsigned long Status; // Reply IP_STATUS
unsigned long RoundTripTime; // RTT in milliseconds
unsigned short DataSize; // Reply data size in bytes
unsigned short Reserved; // Reserved for system use
void FAR *Data; // Pointer to the reply data
struct ip_option_information Options; // Reply options
}; /* icmp_echo_reply */
/*NOINC*/
typedef struct ip_option_information IP_OPTION_INFORMATION,
FAR *PIP_OPTION_INFORMATION;
typedef struct icmp_echo_reply ICMP_ECHO_REPLY,
FAR *PICMP_ECHO_REPLY;
/*INC*/
//
// IP_STATUS codes returned from IP APIs
//
#define IP_STATUS_BASE 11000
#define IP_SUCCESS 0
#define IP_BUF_TOO_SMALL (IP_STATUS_BASE + 1)
#define IP_DEST_NET_UNREACHABLE (IP_STATUS_BASE + 2)
#define IP_DEST_HOST_UNREACHABLE (IP_STATUS_BASE + 3)
#define IP_DEST_PROT_UNREACHABLE (IP_STATUS_BASE + 4)
#define IP_DEST_PORT_UNREACHABLE (IP_STATUS_BASE + 5)
#define IP_NO_RESOURCES (IP_STATUS_BASE + 6)
#define IP_BAD_OPTION (IP_STATUS_BASE + 7)
#define IP_HW_ERROR (IP_STATUS_BASE + 8)
#define IP_PACKET_TOO_BIG (IP_STATUS_BASE + 9)
#define IP_REQ_TIMED_OUT (IP_STATUS_BASE + 10)
#define IP_BAD_REQ (IP_STATUS_BASE + 11)
#define IP_BAD_ROUTE (IP_STATUS_BASE + 12)
#define IP_TTL_EXPIRED_TRANSIT (IP_STATUS_BASE + 13)
#define IP_TTL_EXPIRED_REASSEM (IP_STATUS_BASE + 14)
#define IP_PARAM_PROBLEM (IP_STATUS_BASE + 15)
#define IP_SOURCE_QUENCH (IP_STATUS_BASE + 16)
#define IP_OPTION_TOO_BIG (IP_STATUS_BASE + 17)
#define IP_BAD_DESTINATION (IP_STATUS_BASE + 18)
//
// The next group are status codes passed up on status indications to
// transport layer protocols.
//
#define IP_ADDR_DELETED (IP_STATUS_BASE + 19)
#define IP_SPEC_MTU_CHANGE (IP_STATUS_BASE + 20)
#define IP_MTU_CHANGE (IP_STATUS_BASE + 21)
#define IP_UNLOAD (IP_STATUS_BASE + 22)
#define IP_ADDR_ADDED (IP_STATUS_BASE + 23)
#define IP_GENERAL_FAILURE (IP_STATUS_BASE + 50)
#define MAX_IP_STATUS IP_GENERAL_FAILURE
#define IP_PENDING (IP_STATUS_BASE + 255)
//
// Values used in the IP header Flags field.
//
#define IP_FLAG_DF 0x2 // Don't fragment this packet.
//
// Supported IP Option Types.
//
// These types define the options which may be used in the OptionsData field
// of the ip_option_information structure. See RFC 791 for a complete
// description of each.
//
#define IP_OPT_EOL 0 // End of list option
#define IP_OPT_NOP 1 // No operation
#define IP_OPT_SECURITY 0x82 // Security option
#define IP_OPT_LSRR 0x83 // Loose source route
#define IP_OPT_SSRR 0x89 // Strict source route
#define IP_OPT_RR 0x7 // Record route
#define IP_OPT_TS 0x44 // Timestamp
#define IP_OPT_SID 0x88 // Stream ID (obsolete)
#define MAX_OPT_SIZE 40 // Maximum length of IP options in bytes
#endif // IP_EXPORT_INCLUDED
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