Home | History | Annotate | Download | only in common
      1 /*
      2  * CDDL HEADER START
      3  *
      4  * The contents of this file are subject to the terms of the
      5  * Common Development and Distribution License (the "License").
      6  * You may not use this file except in compliance with the License.
      7  *
      8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
      9  * or http://www.opensolaris.org/os/licensing.
     10  * See the License for the specific language governing permissions
     11  * and limitations under the License.
     12  *
     13  * When distributing Covered Code, include this CDDL HEADER in each
     14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
     15  * If applicable, add the following below this CDDL HEADER, with the
     16  * fields enclosed by brackets "[]" replaced with your own identifying
     17  * information: Portions Copyright [yyyy] [name of copyright owner]
     18  *
     19  * CDDL HEADER END
     20  */
     21 /*
     22  * Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
     23  * Use is subject to license terms.
     24  */
     25 
     26 #pragma ident	"%Z%%M%	%I%	%E% SMI"
     27 
     28 #pragma D depends_on module ip
     29 #pragma D depends_on provider ip
     30 
     31 inline int IPH_DF = @IPH_DF@;
     32 #pragma D binding "1.0" IPH_DF
     33 inline int IPH_MF = @IPH_MF@;
     34 #pragma D binding "1.0" IPH_MF
     35 
     36 #pragma D binding "1.0" IPPROTO_IP
     37 inline int IPPROTO_IP = @IPPROTO_IP@;
     38 #pragma D binding "1.0" IPPROTO_HOPOPTS
     39 inline int IPPROTO_HOPOPTS = @IPPROTO_HOPOPTS@;
     40 #pragma D binding "1.0" IPPROTO_ICMP
     41 inline int IPPROTO_ICMP = @IPPROTO_ICMP@;
     42 #pragma D binding "1.0" IPPROTO_IGMP
     43 inline int IPPROTO_IGMP = @IPPROTO_IGMP@;
     44 #pragma D binding "1.0" IPPROTO_GGP
     45 inline int IPPROTO_GGP = @IPPROTO_GGP@;
     46 #pragma D binding "1.0" IPPROTO_ENCAP
     47 inline int IPPROTO_ENCAP = @IPPROTO_ENCAP@;
     48 #pragma D binding "1.0" IPPROTO_TCP
     49 inline int IPPROTO_TCP = @IPPROTO_TCP@;
     50 #pragma D binding "1.0" IPPROTO_EGP
     51 inline int IPPROTO_EGP = @IPPROTO_EGP@;
     52 #pragma D binding "1.0" IPPROTO_PUP
     53 inline int IPPROTO_PUP = @IPPROTO_PUP@;
     54 #pragma D binding "1.0" IPPROTO_UDP
     55 inline int IPPROTO_UDP = @IPPROTO_UDP@;
     56 #pragma D binding "1.0" IPPROTO_IDP
     57 inline int IPPROTO_IDP = @IPPROTO_IDP@;
     58 #pragma D binding "1.0" IPPROTO_IPV6
     59 inline int IPPROTO_IPV6 = @IPPROTO_IPV6@;
     60 #pragma D binding "1.0" IPPROTO_ROUTING
     61 inline int IPPROTO_ROUTING = @IPPROTO_ROUTING@;
     62 #pragma D binding "1.0" IPPROTO_FRAGMENT
     63 inline int IPPROTO_FRAGMENT = @IPPROTO_FRAGMENT@;
     64 #pragma D binding "1.0" IPPROTO_RSVP
     65 inline int IPPROTO_RSVP = @IPPROTO_RSVP@;
     66 #pragma D binding "1.0" IPPROTO_ESP
     67 inline int IPPROTO_ESP = @IPPROTO_ESP@;
     68 #pragma D binding "1.0" IPPROTO_AH
     69 inline int IPPROTO_AH = @IPPROTO_AH@;
     70 #pragma D binding "1.0" IPPROTO_ICMPV6
     71 inline int IPPROTO_ICMPV6 = @IPPROTO_ICMPV6@;
     72 #pragma D binding "1.0" IPPROTO_NONE
     73 inline int IPPROTO_NONE = @IPPROTO_NONE@;
     74 #pragma D binding "1.0" IPPROTO_DSTOPTS
     75 inline int IPPROTO_DSTOPTS = @IPPROTO_DSTOPTS@;
     76 #pragma D binding "1.0" IPPROTO_HELLO
     77 inline int IPPROTO_HELLO = @IPPROTO_HELLO@;
     78 #pragma D binding "1.0" IPPROTO_ND
     79 inline int IPPROTO_ND = @IPPROTO_ND@;
     80 #pragma D binding "1.0" IPPROTO_EON
     81 inline int IPPROTO_EON = @IPPROTO_EON@;
     82 #pragma D binding "1.0" IPPROTO_OSPF
     83 inline int IPPROTO_OSPF = @IPPROTO_OSPF@;
     84 #pragma D binding "1.0" IPPROTO_PIM
     85 inline int IPPROTO_PIM = @IPPROTO_PIM@;
     86 #pragma D binding "1.0" IPPROTO_SCTP
     87 inline int IPPROTO_SCTP = @IPPROTO_SCTP@;
     88 #pragma D binding "1.0" IPPROTO_RAW
     89 inline int IPPROTO_RAW = @IPPROTO_RAW@;
     90 #pragma D binding "1.0" IPPROTO_MAX
     91 inline int IPPROTO_MAX = @IPPROTO_MAX@;
     92 
     93 /*
     94  * pktinfo is where packet ID info can be made available for deeper
     95  * analysis if packet IDs become supported by the kernel in the future.
     96  * The pkt_addr member is currently always NULL.
     97  */
     98 typedef struct pktinfo {
     99 	uintptr_t pkt_addr;
    100 } pktinfo_t;
    101 
    102 /*
    103  * csinfo is where connection state info can be made available if
    104  * connection IDs become supported by the kernel in the future.
    105  * The cs_addr member is currently always NULL.
    106  */
    107 typedef struct csinfo {
    108 	uintptr_t cs_addr;
    109 } csinfo_t;
    110 
    111 /*
    112  * ipinfo contains common IP info for both IPv4 and IPv6.
    113  */
    114 typedef struct ipinfo {
    115 	uint8_t ip_ver;			/* IP version (4, 6) */
    116 	uint32_t ip_plength;		/* payload length */
    117 	string ip_saddr;		/* source address */
    118 	string ip_daddr;		/* destination address */
    119 } ipinfo_t;
    120 
    121 /*
    122  * ifinfo contains network interface info.
    123  */
    124 typedef struct ifinfo {
    125 	string if_name;			/* interface name */
    126 	int8_t if_local;		/* is delivered locally */
    127 	netstackid_t if_ipstack;	/* ipstack ID */
    128 	uintptr_t if_addr;		/* pointer to raw ill_t */
    129 } ifinfo_t;
    130 
    131 /*
    132  * ipv4info is a translated version of the IPv4 header (with raw pointer).
    133  * These values are NULL if the packet is not IPv4.
    134  */
    135 typedef struct ipv4info {
    136 	uint8_t ipv4_ver;		/* IP version (4) */
    137 	uint8_t ipv4_ihl;		/* header length, bytes */
    138 	uint8_t ipv4_tos;		/* type of service field */
    139 	uint16_t ipv4_length;		/* length (header + payload) */
    140 	uint16_t ipv4_ident;		/* identification */
    141 	uint8_t ipv4_flags;		/* IP flags */
    142 	uint16_t ipv4_offset;		/* fragment offset */
    143 	uint8_t ipv4_ttl;		/* time to live */
    144 	uint8_t ipv4_protocol;		/* next level protocol */
    145 	string ipv4_protostr;		/* next level protocol, as a string */
    146 	uint16_t ipv4_checksum;		/* header checksum */
    147 	ipaddr_t ipv4_src;		/* source address */
    148 	ipaddr_t ipv4_dst;		/* destination address */
    149 	string ipv4_saddr;		/* source address, string */
    150 	string ipv4_daddr;		/* destination address, string */
    151 	ipha_t *ipv4_hdr;		/* pointer to raw header */
    152 } ipv4info_t;
    153 
    154 /*
    155  * ipv6info is a translated version of the IPv6 header (with raw pointer).
    156  * These values are NULL if the packet is not IPv6.
    157  */
    158 typedef struct ipv6info {
    159 	uint8_t ipv6_ver;		/* IP version (6) */
    160 	uint8_t ipv6_tclass;		/* traffic class */
    161 	uint32_t ipv6_flow;		/* flow label */
    162 	uint16_t ipv6_plen;		/* payload length */
    163 	uint8_t ipv6_nexthdr;		/* next header protocol */
    164 	string ipv6_nextstr;		/* next header protocol, as a string */
    165 	uint8_t ipv6_hlim;		/* hop limit */
    166 	in6_addr_t *ipv6_src;		/* source address */
    167 	in6_addr_t *ipv6_dst;		/* destination address */
    168 	string ipv6_saddr;		/* source address, string */
    169 	string ipv6_daddr;		/* destination address, string */
    170 	ip6_t *ipv6_hdr;		/* pointer to raw header */
    171 } ipv6info_t;
    172 
    173 /*
    174  * void_ip_t is a void pointer to either an IPv4 or IPv6 header.  It has
    175  * its own type name so that a translator can be determined.
    176  */
    177 typedef uintptr_t void_ip_t;
    178 
    179 /*
    180  * __dtrace_ipsr_ill_t is used by the translator to take an ill_t plus an
    181  * additional arg6 from the ip:::send and ip:::recieve probes, and translate
    182  * them to an ifinfo_t.
    183  */
    184 typedef ill_t __dtrace_ipsr_ill_t;
    185 
    186 #pragma D binding "1.0" translator
    187 translator pktinfo_t < mblk_t *M > {
    188 	pkt_addr = NULL;
    189 };
    190 
    191 #pragma D binding "1.0" translator
    192 translator csinfo_t < conn_t *C > {
    193 	cs_addr = NULL;
    194 };
    195 
    196 #pragma D binding "1.0" translator
    197 translator ipinfo_t < ipha_t *I > {
    198 	ip_ver = I->ipha_version_and_hdr_length >> 4;
    199 	ip_plength = ntohs(I->ipha_length) -
    200 	    ((I->ipha_version_and_hdr_length & 0xf) << 2);
    201 	ip_saddr = inet_ntoa(&I->ipha_src);
    202 	ip_daddr = inet_ntoa(&I->ipha_dst);
    203 };
    204 
    205 #pragma D binding "1.0" translator
    206 translator ipinfo_t < ip6_t *I > {
    207 	ip_ver = *(uint8_t *)I >> 4;
    208 	ip_plength = ntohs(I->ip6_ctlun.ip6_un1.ip6_un1_plen);
    209 	ip_saddr = inet_ntoa6(&I->ip6_src);
    210 	ip_daddr = inet_ntoa6(&I->ip6_dst);
    211 };
    212 
    213 #pragma D binding "1.0" translator
    214 translator ipinfo_t < void_ip_t *I > {
    215 	ip_ver = I != NULL ? *(uint8_t *)I >> 4 : 0;
    216 	ip_plength = I != NULL ? (*(uint8_t *)I >> 4 == 4 ?
    217 	    ntohs(((ipha_t *)I)->ipha_length) -
    218 	    ((((ipha_t *)I)->ipha_version_and_hdr_length & 0xf) << 2) :
    219 	    *(uint8_t *)I >> 4 == 6 ?
    220 	    ntohs(((ip6_t *)I)->ip6_ctlun.ip6_un1.ip6_un1_plen) : 0) : 0;
    221 	ip_saddr = I != NULL ? (*(uint8_t *)I >> 4 == 4 ?
    222 	    inet_ntoa(&((ipha_t *)I)->ipha_src) : *(uint8_t *)I >> 4 == 6 ?
    223 	    inet_ntoa6(&((ip6_t *)I)->ip6_src) : "<unknown>") : "<unknown>";
    224 	ip_daddr = I != NULL ? (*(uint8_t *)I >> 4 == 4 ?
    225 	    inet_ntoa(&((ipha_t *)I)->ipha_dst) : *(uint8_t *)I >> 4 == 6 ?
    226 	    inet_ntoa6(&((ip6_t *)I)->ip6_dst) : "<unknown>") : "<unknown>";
    227 };
    228 
    229 #pragma D binding "1.0" translator
    230 translator ifinfo_t < __dtrace_ipsr_ill_t *I > {
    231 	if_name = I != NULL ? stringof(I->ill_name) : "<null>";
    232 	if_ipstack = I != NULL ? I->ill_ipst->ips_netstack->netstack_stackid
    233 	    : 0;
    234 	if_local = arg6;		/* probe dependent */
    235 	if_addr = (uintptr_t)I;
    236 };
    237 
    238 #pragma D binding "1.0" translator
    239 translator ipv4info_t < ipha_t *I > {
    240 	ipv4_ver = I != NULL ? I->ipha_version_and_hdr_length >> 4 : 0;
    241 	ipv4_ihl = I != NULL ? (I->ipha_version_and_hdr_length & 0xf) << 2 : 0;
    242 	ipv4_tos = I != NULL ? I->ipha_type_of_service : 0;
    243 	ipv4_length = I != NULL ? ntohs(I->ipha_length) : 0;
    244 	ipv4_ident = I != NULL ? ntohs(I->ipha_ident) : 0;
    245 	ipv4_flags = I != NULL ? ntohs(I->ipha_fragment_offset_and_flags) >>
    246 	    12 : 0;
    247 	ipv4_offset = I != NULL ? ntohs(I->ipha_fragment_offset_and_flags) &
    248 	    0x0fff : 0;
    249 	ipv4_ttl = I != NULL ? I->ipha_ttl : 0;
    250 	ipv4_protocol = I != NULL ? I->ipha_protocol : 0;
    251 	ipv4_protostr = I == NULL ? "<null>" :
    252 	    I->ipha_protocol == IPPROTO_TCP     ? "TCP"    :
    253 	    I->ipha_protocol == IPPROTO_UDP     ? "UDP"    :
    254 	    I->ipha_protocol == IPPROTO_IP      ? "IP"     :
    255 	    I->ipha_protocol == IPPROTO_ICMP    ? "ICMP"   :
    256 	    I->ipha_protocol == IPPROTO_IGMP    ? "IGMP"   :
    257 	    I->ipha_protocol == IPPROTO_EGP     ? "EGP"    :
    258 	    I->ipha_protocol == IPPROTO_IPV6    ? "IPv6"   :
    259 	    I->ipha_protocol == IPPROTO_ROUTING ? "ROUTE"  :
    260 	    I->ipha_protocol == IPPROTO_ESP     ? "ESP"    :
    261 	    I->ipha_protocol == IPPROTO_AH      ? "AH"     :
    262 	    I->ipha_protocol == IPPROTO_ICMPV6  ? "ICMPv6" :
    263 	    I->ipha_protocol == IPPROTO_OSPF    ? "OSPF"   :
    264 	    I->ipha_protocol == IPPROTO_SCTP    ? "SCTP"   :
    265 	    I->ipha_protocol == IPPROTO_RAW     ? "RAW"    :
    266 	    lltostr((uint64_t)I->ipha_protocol);
    267 	ipv4_checksum = I != NULL ? ntohs(I->ipha_hdr_checksum) : 0;
    268 	ipv4_src = I != NULL ? I->ipha_src : 0;
    269 	ipv4_dst = I != NULL ? I->ipha_dst : 0;
    270 	ipv4_saddr = I != NULL ? inet_ntoa(&I->ipha_src) : "<null>";
    271 	ipv4_daddr = I != NULL ? inet_ntoa(&I->ipha_dst) : "<null>";
    272 	ipv4_hdr = I;
    273 };
    274 
    275 #pragma D binding "1.0" translator
    276 translator ipv6info_t < ip6_t *I > {
    277 	ipv6_ver = I != NULL ? I->ip6_ctlun.ip6_un2_vfc >> 4 : 0;
    278 	ipv6_tclass = I != NULL ? ((I->ip6_ctlun.ip6_un1.ip6_un1_flow &&
    279 	    0x0fffffff) >> 20) : 0;
    280 	ipv6_flow = I != NULL ? I->ip6_ctlun.ip6_un1.ip6_un1_flow &&
    281 	    0x000fffff : 0;
    282 	ipv6_plen = I != NULL ? ntohs(I->ip6_ctlun.ip6_un1.ip6_un1_plen) : 0;
    283 	ipv6_nexthdr = I != NULL ? I->ip6_ctlun.ip6_un1.ip6_un1_nxt : 0;
    284 	ipv6_nextstr = I == NULL ? "<null>" :
    285 	    I->ip6_ctlun.ip6_un1.ip6_un1_nxt == IPPROTO_TCP     ? "TCP"    :
    286 	    I->ip6_ctlun.ip6_un1.ip6_un1_nxt == IPPROTO_UDP     ? "UDP"    :
    287 	    I->ip6_ctlun.ip6_un1.ip6_un1_nxt == IPPROTO_IP      ? "IP"     :
    288 	    I->ip6_ctlun.ip6_un1.ip6_un1_nxt == IPPROTO_ICMP    ? "ICMP"   :
    289 	    I->ip6_ctlun.ip6_un1.ip6_un1_nxt == IPPROTO_IGMP    ? "IGMP"   :
    290 	    I->ip6_ctlun.ip6_un1.ip6_un1_nxt == IPPROTO_EGP     ? "EGP"    :
    291 	    I->ip6_ctlun.ip6_un1.ip6_un1_nxt == IPPROTO_IPV6    ? "IPv6"   :
    292 	    I->ip6_ctlun.ip6_un1.ip6_un1_nxt == IPPROTO_ROUTING ? "ROUTE"  :
    293 	    I->ip6_ctlun.ip6_un1.ip6_un1_nxt == IPPROTO_ESP     ? "ESP"    :
    294 	    I->ip6_ctlun.ip6_un1.ip6_un1_nxt == IPPROTO_AH      ? "AH"     :
    295 	    I->ip6_ctlun.ip6_un1.ip6_un1_nxt == IPPROTO_ICMPV6  ? "ICMPv6" :
    296 	    I->ip6_ctlun.ip6_un1.ip6_un1_nxt == IPPROTO_OSPF    ? "OSPF"   :
    297 	    I->ip6_ctlun.ip6_un1.ip6_un1_nxt == IPPROTO_SCTP    ? "SCTP"   :
    298 	    I->ip6_ctlun.ip6_un1.ip6_un1_nxt == IPPROTO_RAW     ? "RAW"    :
    299 	    lltostr((uint64_t)I->ip6_ctlun.ip6_un1.ip6_un1_nxt);
    300 	ipv6_hlim = I != NULL ? I->ip6_ctlun.ip6_un1.ip6_un1_hlim : 0;
    301 	ipv6_src = I != NULL ? &I->ip6_src : 0;
    302 	ipv6_dst = I != NULL ? &I->ip6_dst : 0;
    303 	ipv6_saddr = I != NULL ? inet_ntoa6(&I->ip6_src) : "<null>";
    304 	ipv6_daddr = I != NULL ? inet_ntoa6(&I->ip6_dst) : "<null>";
    305 	ipv6_hdr = I;
    306 };
    307