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IGMP protocol now uses the generic background protocol mechanism.

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This commit is contained in:
Michael Brown
2005-06-01 22:22:14 +00:00
parent 85a380530d
commit be7897523d
4 changed files with 37 additions and 178 deletions
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13
src/include/etherboot.h
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@@ -130,16 +130,11 @@ enum {
MAX_ARP
};
#define IGMP_SERVER 0
#define MAX_IGMP IGMP_SERVER+1
#define RARP_REQUEST 3
#define RARP_REPLY 4
#include "in.h"
#define MULTICAST_MASK 0xF0000000
#define MULTICAST_NETWORK 0xE0000000
/* Helper macros used to identify when DHCP options are valid/invalid in/outside of encapsulation */
#define NON_ENCAP_OPT in_encapsulated_options == 0 &&
@@ -164,11 +159,6 @@ struct arptable_t {
uint8_t node[6];
} PACKED;
struct igmptable_t {
in_addr group;
unsigned long time;
} PACKED;
#define KERNEL_BUF (BOOTP_DATA_ADDR->bootp_reply.bp_file)
#define FLOPPY_BOOT_LOCATION 0x7c00
@@ -214,14 +204,11 @@ int tcp_reset(struct iphdr *ip);
typedef int (*reply_t)(int ival, void *ptr, unsigned short ptype, struct iphdr *ip, struct udphdr *udp, struct tcphdr *tcp);
extern int await_reply P((reply_t reply, int ival, void *ptr, long timeout));
extern int decode_rfc1533 P((unsigned char *, unsigned int, unsigned int, int));
extern void join_group(int slot, unsigned long group);
extern void leave_group(int slot);
#define RAND_MAX 2147483647L
extern uint16_t ipchksum P((const void *ip, unsigned long len));
extern uint16_t add_ipchksums P((unsigned long offset, uint16_t sum, uint16_t new));
extern int32_t random P((void));
extern long rfc2131_sleep_interval P((long base, int exp));
extern long rfc1112_sleep_interval P((long base, int exp));
extern void cleanup P((void));
/* osloader.c */

33
src/include/igmp.h
View File

@@ -1,5 +1,8 @@
#ifndef _IGMP_H
#define _IGMP_H
#ifndef IGMP_H
#define IGMP_H
#include "stdint.h"
#include "in.h"
#define IGMP_QUERY 0x11
#define IGMPv1_REPORT 0x12
@@ -7,11 +10,19 @@
#define IGMP_LEAVE 0x17
#define GROUP_ALL_HOSTS 0xe0000001 /* 224.0.0.1 Host byte order */
#define MULTICAST_MASK 0xf0000000
#define MULTICAST_NETWORK 0xe0000000
enum {
IGMP_SERVER,
MAX_IGMP
};
struct igmp {
uint8_t type;
uint8_t response_time;
uint16_t chksum;
in_addr group;
uint8_t type;
uint8_t response_time;
uint16_t chksum;
struct in_addr group;
} PACKED;
struct igmp_ip_t { /* Format of an igmp ip packet */
@@ -20,4 +31,12 @@ struct igmp_ip_t { /* Format of an igmp ip packet */
struct igmp igmp;
} PACKED;
#endif /* _IGMP_H */
struct igmptable_t {
struct in_addr group;
unsigned long time;
} PACKED;
extern void join_group ( int slot, unsigned long group );
extern void leave_group ( int slot );
#endif /* IGMP_H */