flycast/core/deps/picotcp/modules/pico_icmp4.h

163 lines
4.6 KiB
C

/*********************************************************************
PicoTCP. Copyright (c) 2012-2017 Altran Intelligent Systems. Some rights reserved.
See COPYING, LICENSE.GPLv2 and LICENSE.GPLv3 for usage.
.
*********************************************************************/
#ifndef INCLUDE_PICO_ICMP4
#define INCLUDE_PICO_ICMP4
#include "pico_config.h"
#include "pico_addressing.h"
#include "pico_protocol.h"
extern struct pico_protocol pico_proto_icmp4;
PACKED_STRUCT_DEF pico_icmp4_hdr {
uint8_t type;
uint8_t code;
uint16_t crc;
/* hun */
PACKED_UNION_DEF hun_u {
uint8_t ih_pptr;
struct pico_ip4 ih_gwaddr;
PEDANTIC_STRUCT_DEF ih_idseq_s {
uint16_t idseq_id;
uint16_t idseq_seq;
} ih_idseq;
uint32_t ih_void;
PEDANTIC_STRUCT_DEF ih_pmtu_s {
uint16_t ipm_void;
uint16_t ipm_nmtu;
} ih_pmtu;
PEDANTIC_STRUCT_DEF ih_rta_s {
uint8_t rta_numgw;
uint8_t rta_wpa;
uint16_t rta_lifetime;
} ih_rta;
} hun;
/* dun */
PACKED_UNION_DEF dun_u {
PEDANTIC_STRUCT_DEF id_ts_s {
uint32_t ts_otime;
uint32_t ts_rtime;
uint32_t ts_ttime;
} id_ts;
PEDANTIC_STRUCT_DEF id_ip_s {
uint32_t ip_options;
uint32_t ip_data_hi;
uint32_t ip_data_lo;
} id_ip;
PEDANTIC_STRUCT_DEF id_ra_s {
uint32_t ira_addr;
uint32_t ira_pref;
} id_ra;
uint32_t id_mask;
uint8_t id_data[1];
} dun;
};
#define PICO_ICMPHDR_DRY_SIZE 4
#define PICO_ICMPHDR_UN_SIZE 8u
#define PICO_ICMP_ECHOREPLY 0
#define PICO_ICMP_DEST_UNREACH 3
#define PICO_ICMP_SOURCE_QUENCH 4
#define PICO_ICMP_REDIRECT 5
#define PICO_ICMP_ECHO 8
#define PICO_ICMP_TIME_EXCEEDED 11
#define PICO_ICMP_PARAMETERPROB 12
#define PICO_ICMP_TIMESTAMP 13
#define PICO_ICMP_TIMESTAMPREPLY 14
#define PICO_ICMP_INFO_REQUEST 15
#define PICO_ICMP_INFO_REPLY 16
#define PICO_ICMP_ADDRESS 17
#define PICO_ICMP_ADDRESSREPLY 18
#define PICO_ICMP_UNREACH 3
#define PICO_ICMP_SOURCEQUENCH 4
#define PICO_ICMP_ROUTERADVERT 9
#define PICO_ICMP_ROUTERSOLICIT 10
#define PICO_ICMP_TIMXCEED 11
#define PICO_ICMP_PARAMPROB 12
#define PICO_ICMP_TSTAMP 13
#define PICO_ICMP_TSTAMPREPLY 14
#define PICO_ICMP_IREQ 15
#define PICO_ICMP_IREQREPLY 16
#define PICO_ICMP_MASKREQ 17
#define PICO_ICMP_MASKREPLY 18
#define PICO_ICMP_MAXTYPE 18
#define PICO_ICMP_UNREACH_NET 0
#define PICO_ICMP_UNREACH_HOST 1
#define PICO_ICMP_UNREACH_PROTOCOL 2
#define PICO_ICMP_UNREACH_PORT 3
#define PICO_ICMP_UNREACH_NEEDFRAG 4
#define PICO_ICMP_UNREACH_SRCFAIL 5
#define PICO_ICMP_UNREACH_NET_UNKNOWN 6
#define PICO_ICMP_UNREACH_HOST_UNKNOWN 7
#define PICO_ICMP_UNREACH_ISOLATED 8
#define PICO_ICMP_UNREACH_NET_PROHIB 9
#define PICO_ICMP_UNREACH_HOST_PROHIB 10
#define PICO_ICMP_UNREACH_TOSNET 11
#define PICO_ICMP_UNREACH_TOSHOST 12
#define PICO_ICMP_UNREACH_FILTER_PROHIB 13
#define PICO_ICMP_UNREACH_HOST_PRECEDENCE 14
#define PICO_ICMP_UNREACH_PRECEDENCE_CUTOFF 15
#define PICO_ICMP_REDIRECT_NET 0
#define PICO_ICMP_REDIRECT_HOST 1
#define PICO_ICMP_REDIRECT_TOSNET 2
#define PICO_ICMP_REDIRECT_TOSHOST 3
#define PICO_ICMP_TIMXCEED_INTRANS 0
#define PICO_ICMP_TIMXCEED_REASS 1
#define PICO_ICMP_PARAMPROB_OPTABSENT 1
#define PICO_SIZE_ICMP4HDR ((sizeof(struct pico_icmp4_hdr)))
struct pico_icmp4_stats
{
struct pico_ip4 dst;
unsigned long size;
unsigned long seq;
pico_time time;
unsigned long ttl;
int err;
};
int pico_icmp4_port_unreachable(struct pico_frame *f);
int pico_icmp4_proto_unreachable(struct pico_frame *f);
int pico_icmp4_dest_unreachable(struct pico_frame *f);
int pico_icmp4_mtu_exceeded(struct pico_frame *f);
int pico_icmp4_ttl_expired(struct pico_frame *f);
int pico_icmp4_frag_expired(struct pico_frame *f);
int pico_icmp4_ping(char *dst, int count, int interval, int timeout, int size, void (*cb)(struct pico_icmp4_stats *));
int pico_icmp4_ping_abort(int id);
#ifdef PICO_SUPPORT_ICMP4
int pico_icmp4_packet_filtered(struct pico_frame *f);
int pico_icmp4_param_problem(struct pico_frame *f, uint8_t code);
#else
# define pico_icmp4_packet_filtered(f) (-1)
# define pico_icmp4_param_problem(f, c) (-1)
#endif /* PICO_SUPPORT_ICMP4 */
#define PICO_PING_ERR_REPLIED 0
#define PICO_PING_ERR_TIMEOUT 1
#define PICO_PING_ERR_UNREACH 2
#define PICO_PING_ERR_ABORTED 3
#define PICO_PING_ERR_PENDING 0xFFFF
#endif