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[src/trunk]: src/external/bsd/tcpdump/dist Minimal change to suppress unalign...
details: https://anonhg.NetBSD.org/src/rev/db5c183737ab
branches: trunk
changeset: 379421:db5c183737ab
user: thorpej <thorpej%NetBSD.org@localhost>
date: Sun May 30 21:48:42 2021 +0000
description:
Minimal change to suppress unaligned access errors on NetBSD/alpha; add
the UNALIGNED decoration to icmp6 related structures.
PR bin/56199.
diffstat:
external/bsd/tcpdump/dist/print-icmp6.c | 46 ++++++++++++++++----------------
1 files changed, 23 insertions(+), 23 deletions(-)
diffs (208 lines):
diff -r 22000c0b2613 -r db5c183737ab external/bsd/tcpdump/dist/print-icmp6.c
--- a/external/bsd/tcpdump/dist/print-icmp6.c Sun May 30 21:16:54 2021 +0000
+++ b/external/bsd/tcpdump/dist/print-icmp6.c Sun May 30 21:48:42 2021 +0000
@@ -21,7 +21,7 @@
#include <sys/cdefs.h>
#ifndef lint
-__RCSID("$NetBSD: print-icmp6.c,v 1.13 2020/02/24 18:39:47 kamil Exp $");
+__RCSID("$NetBSD: print-icmp6.c,v 1.14 2021/05/30 21:48:42 thorpej Exp $");
#endif
/* \summary: IPv6 Internet Control Message Protocol (ICMPv6) printer */
@@ -91,7 +91,7 @@ struct icmp6_hdr {
uint16_t icmp6_un_data16[2]; /* type-specific field */
uint8_t icmp6_un_data8[4]; /* type-specific field */
} icmp6_dataun;
-};
+} UNALIGNED;
#define icmp6_data32 icmp6_dataun.icmp6_un_data32
#define icmp6_data16 icmp6_dataun.icmp6_un_data16
@@ -183,7 +183,7 @@ struct icmp6_hdr {
struct mld6_hdr {
struct icmp6_hdr mld6_hdr;
struct in6_addr mld6_addr; /* multicast address */
-};
+} UNALIGNED;
#define mld6_type mld6_hdr.icmp6_type
#define mld6_code mld6_hdr.icmp6_code
@@ -201,7 +201,7 @@ struct mld6_hdr {
struct nd_router_solicit { /* router solicitation */
struct icmp6_hdr nd_rs_hdr;
/* could be followed by options */
-};
+} UNALIGNED;
#define nd_rs_type nd_rs_hdr.icmp6_type
#define nd_rs_code nd_rs_hdr.icmp6_code
@@ -213,7 +213,7 @@ struct nd_router_advert { /* router adve
uint32_t nd_ra_reachable; /* reachable time */
uint32_t nd_ra_retransmit; /* retransmit timer */
/* could be followed by options */
-};
+} UNALIGNED;
#define nd_ra_type nd_ra_hdr.icmp6_type
#define nd_ra_code nd_ra_hdr.icmp6_code
@@ -241,7 +241,7 @@ struct nd_neighbor_solicit { /* neighbor
struct icmp6_hdr nd_ns_hdr;
struct in6_addr nd_ns_target; /*target address */
/* could be followed by options */
-};
+} UNALIGNED;
#define nd_ns_type nd_ns_hdr.icmp6_type
#define nd_ns_code nd_ns_hdr.icmp6_code
@@ -252,7 +252,7 @@ struct nd_neighbor_advert { /* neighbor
struct icmp6_hdr nd_na_hdr;
struct in6_addr nd_na_target; /* target address */
/* could be followed by options */
-};
+} UNALIGNED;
#define nd_na_type nd_na_hdr.icmp6_type
#define nd_na_code nd_na_hdr.icmp6_code
@@ -268,7 +268,7 @@ struct nd_redirect { /* redirect */
struct in6_addr nd_rd_target; /* target address */
struct in6_addr nd_rd_dst; /* destination address */
/* could be followed by options */
-};
+} UNALIGNED;
#define nd_rd_type nd_rd_hdr.icmp6_type
#define nd_rd_code nd_rd_hdr.icmp6_code
@@ -301,7 +301,7 @@ struct nd_opt_prefix_info { /* prefix in
nd_uint32_t nd_opt_pi_preferred_time;
nd_uint32_t nd_opt_pi_reserved2;
struct in6_addr nd_opt_pi_prefix;
-};
+} UNALIGNED;
#define ND_OPT_PI_FLAG_ONLINK 0x80
#define ND_OPT_PI_FLAG_AUTO 0x40
@@ -313,14 +313,14 @@ struct nd_opt_rd_hdr { /* redire
uint16_t nd_opt_rh_reserved1;
uint32_t nd_opt_rh_reserved2;
/* followed by IP header and data */
-};
+} UNALIGNED;
struct nd_opt_mtu { /* MTU option */
uint8_t nd_opt_mtu_type;
uint8_t nd_opt_mtu_len;
uint16_t nd_opt_mtu_reserved;
uint32_t nd_opt_mtu_mtu;
-};
+} UNALIGNED;
struct nd_opt_rdnss { /* RDNSS RFC 6106 5.1 */
uint8_t nd_opt_rdnss_type;
@@ -328,7 +328,7 @@ struct nd_opt_rdnss { /* RDNSS RFC 6106
uint16_t nd_opt_rdnss_reserved;
uint32_t nd_opt_rdnss_lifetime;
struct in6_addr nd_opt_rdnss_addr[1]; /* variable-length */
-};
+} UNALIGNED;
struct nd_opt_dnssl { /* DNSSL RFC 6106 5.2 */
uint8_t nd_opt_dnssl_type;
@@ -336,14 +336,14 @@ struct nd_opt_dnssl { /* DNSSL RFC 6106
uint16_t nd_opt_dnssl_reserved;
uint32_t nd_opt_dnssl_lifetime;
/* followed by list of DNS search domains, variable-length */
-};
+} UNALIGNED;
struct nd_opt_advinterval { /* Advertisement interval option */
uint8_t nd_opt_adv_type;
uint8_t nd_opt_adv_len;
uint16_t nd_opt_adv_reserved;
uint32_t nd_opt_adv_interval;
-};
+} UNALIGNED;
struct nd_opt_homeagent_info { /* Home Agent info */
uint8_t nd_opt_hai_type;
@@ -351,7 +351,7 @@ struct nd_opt_homeagent_info { /* Home A
uint16_t nd_opt_hai_reserved;
int16_t nd_opt_hai_preference;
uint16_t nd_opt_hai_lifetime;
-};
+} UNALIGNED;
struct nd_opt_route_info { /* route info */
uint8_t nd_opt_rti_type;
@@ -360,7 +360,7 @@ struct nd_opt_route_info { /* route info
uint8_t nd_opt_rti_flags;
uint32_t nd_opt_rti_lifetime;
/* prefix follows */
-};
+} UNALIGNED;
/*
* icmp6 namelookup
@@ -375,7 +375,7 @@ struct icmp6_namelookup {
uint8_t icmp6_nl_name[3];
#endif
/* could be followed by options */
-};
+} UNALIGNED;
/*
* icmp6 node information
@@ -384,7 +384,7 @@ struct icmp6_nodeinfo {
struct icmp6_hdr icmp6_ni_hdr;
uint8_t icmp6_ni_nonce[8];
/* could be followed by reply data */
-};
+} UNALIGNED;
#define ni_type icmp6_ni_hdr.icmp6_type
#define ni_code icmp6_ni_hdr.icmp6_code
@@ -416,7 +416,7 @@ struct ni_reply_fqdn {
uint32_t ni_fqdn_ttl; /* TTL */
uint8_t ni_fqdn_namelen; /* length in octets of the FQDN */
uint8_t ni_fqdn_name[3]; /* XXX: alignment */
-};
+} UNALIGNED;
/*
* Router Renumbering. as router-renum-08.txt
@@ -427,7 +427,7 @@ struct icmp6_router_renum { /* router re
uint8_t rr_flags;
uint16_t rr_maxdelay;
uint32_t rr_reserved;
-};
+} UNALIGNED;
#define ICMP6_RR_FLAGS_TEST 0x80
#define ICMP6_RR_FLAGS_REQRESULT 0x40
#define ICMP6_RR_FLAGS_FORCEAPPLY 0x20
@@ -448,7 +448,7 @@ struct rr_pco_match { /* match prefix p
uint8_t rpm_maxlen;
uint16_t rpm_reserved;
struct in6_addr rpm_prefix;
-};
+} UNALIGNED;
#define RPM_PCO_ADD 1
#define RPM_PCO_CHANGE 2
@@ -464,7 +464,7 @@ struct rr_pco_use { /* use prefix part
uint32_t rpu_pltime;
uint32_t rpu_flags;
struct in6_addr rpu_prefix;
-};
+} UNALIGNED;
#define ICMP6_RR_PCOUSE_RAFLAGS_ONLINK 0x80
#define ICMP6_RR_PCOUSE_RAFLAGS_AUTO 0x40
@@ -478,7 +478,7 @@ struct rr_result { /* router renumberin
uint8_t rrr_matchedlen;
uint32_t rrr_ifid;
struct in6_addr rrr_prefix;
-};
+} UNALIGNED;
/* network endian */
#define ICMP6_RR_RESULT_FLAGS_OOB ((uint16_t)htons(0x0002))
#define ICMP6_RR_RESULT_FLAGS_FORBIDDEN ((uint16_t)htons(0x0001))
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