X-Git-Url: https://git.tcpdump.org/tcpdump/blobdiff_plain/10afb02ac804db7fa41a776fd61eff922c09c4df..4fe64c9d253007f06b52c6d8be2c99bfc28f989b:/sctpHeader.h diff --git a/sctpHeader.h b/sctpHeader.h index a8b9bdd8..63f30b5d 100644 --- a/sctpHeader.h +++ b/sctpHeader.h @@ -1,4 +1,4 @@ -/* @(#) $Header: /tcpdump/master/tcpdump/sctpHeader.h,v 1.5 2002-11-09 17:19:32 itojun Exp $ (LBL) */ +/* @(#) $Header: /tcpdump/master/tcpdump/sctpHeader.h,v 1.6 2002-12-11 07:14:11 guy Exp $ (LBL) */ /* SCTP reference Implementation Copyright (C) 1999 Cisco And Motorola * @@ -64,7 +64,7 @@ struct sctpHeader{ u_int16_t destination; u_int32_t verificationTag; u_int32_t adler32; -} __attribute__((packed)); +}; /* various descriptor parsers */ @@ -72,25 +72,25 @@ struct sctpChunkDesc{ u_int8_t chunkID; u_int8_t chunkFlg; u_int16_t chunkLength; -} __attribute__((packed)); +}; struct sctpParamDesc{ u_int16_t paramType; u_int16_t paramLength; -} __attribute__((packed)); +}; struct sctpRelChunkDesc{ struct sctpChunkDesc chk; u_int32_t serialNumber; -} __attribute__((packed)); +}; struct sctpVendorSpecificParam { struct sctpParamDesc p; /* type must be 0xfffe */ u_int32_t vendorId; /* vendor ID from RFC 1700 */ u_int16_t vendorSpecificType; u_int16_t vendorSpecificLen; -} __attribute__((packed)); +}; /* Structures for the control parts */ @@ -107,35 +107,35 @@ struct sctpInitiation{ u_int16_t MaxInboundStreams; /* MIS */ u_int32_t initialTSN; /* optional param's follow in sctpParamDesc form */ -} __attribute__((packed)); +}; struct sctpV4IpAddress{ struct sctpParamDesc p; /* type is set to SCTP_IPV4_PARAM_TYPE, len=10 */ u_int32_t ipAddress; -} __attribute__((packed)); +}; struct sctpV6IpAddress{ struct sctpParamDesc p; /* type is set to SCTP_IPV6_PARAM_TYPE, len=22 */ u_int8_t ipAddress[16]; -} __attribute__((packed)); +}; struct sctpDNSName{ struct sctpParamDesc param; u_int8_t name[1]; -} __attribute__((packed)); +}; struct sctpCookiePreserve{ struct sctpParamDesc p; /* type is set to SCTP_COOKIE_PRESERVE, len=8 */ u_int32_t extraTime; -} __attribute__((packed)); +}; struct sctpTimeStamp{ u_int32_t ts_sec; u_int32_t ts_usec; -} __attribute__((packed)); +}; /* wire structure of my cookie */ struct cookieMessage{ @@ -152,7 +152,7 @@ struct cookieMessage{ * its entirety and of course our * signature. */ -} __attribute__((packed)); +}; /* this guy is for use when @@ -163,12 +163,12 @@ struct cookieMessage{ struct sctpUnifiedInit{ struct sctpChunkDesc uh; struct sctpInitiation initm; -} __attribute__((packed)); +}; struct sctpSendableInit{ struct sctpHeader mh; struct sctpUnifiedInit msg; -} __attribute__((packed)); +}; /* Selective Acknowledgement @@ -183,18 +183,18 @@ struct sctpSelectiveAck{ u_int32_t updatedRwnd; u_int16_t numberOfdesc; u_int16_t numDupTsns; -} __attribute__((packed)); +}; struct sctpSelectiveFrag{ u_int16_t fragmentStart; u_int16_t fragmentEnd; -} __attribute__((packed)); +}; struct sctpUnifiedSack{ struct sctpChunkDesc uh; struct sctpSelectiveAck sack; -} __attribute__((packed)); +}; /* for both RTT request/response the * following is sent @@ -203,13 +203,13 @@ struct sctpUnifiedSack{ struct sctpHBrequest { u_int32_t time_value_1; u_int32_t time_value_2; -} __attribute__((packed)); +}; /* here is what I read and respond with to. */ struct sctpHBunified{ struct sctpChunkDesc hdr; struct sctpParamDesc hb; -} __attribute__((packed)); +}; /* here is what I send */ @@ -219,7 +219,7 @@ struct sctpHBsender{ struct sctpHBrequest rtt; int8_t addrFmt[SCTP_ADDRMAX]; u_int16_t userreq; -} __attribute__((packed)); +}; @@ -229,31 +229,31 @@ struct sctpHBsender{ */ struct sctpUnifiedAbort{ struct sctpChunkDesc uh; -} __attribute__((packed)); +}; struct sctpUnifiedAbortLight{ struct sctpHeader mh; struct sctpChunkDesc uh; -} __attribute__((packed)); +}; struct sctpUnifiedAbortHeavy{ struct sctpHeader mh; struct sctpChunkDesc uh; u_int16_t causeCode; u_int16_t causeLen; -} __attribute__((packed)); +}; /* For the graceful shutdown we must carry * the tag (in common header) and the highest consequitive acking value */ struct sctpShutdown { u_int32_t TSN_Seen; -} __attribute__((packed)); +}; struct sctpUnifiedShutdown{ struct sctpChunkDesc uh; struct sctpShutdown shut; -} __attribute__((packed)); +}; /* in the unified message we add the trailing * stream id since it is the only message @@ -262,12 +262,12 @@ struct sctpUnifiedShutdown{ struct sctpOpErrorCause{ u_int16_t cause; u_int16_t causeLen; -} __attribute__((packed)); +}; struct sctpUnifiedOpError{ struct sctpChunkDesc uh; struct sctpOpErrorCause c; -} __attribute__((packed)); +}; struct sctpUnifiedStreamError{ struct sctpHeader mh; @@ -275,14 +275,14 @@ struct sctpUnifiedStreamError{ struct sctpOpErrorCause c; u_int16_t strmNum; u_int16_t reserved; -} __attribute__((packed)); +}; struct staleCookieMsg{ struct sctpHeader mh; struct sctpChunkDesc uh; struct sctpOpErrorCause c; u_int32_t moretime; -} __attribute__((packed)); +}; /* the following is used in all sends * where nothing is needed except the @@ -291,30 +291,30 @@ struct staleCookieMsg{ struct sctpUnifiedSingleMsg{ struct sctpHeader mh; struct sctpChunkDesc uh; -} __attribute__((packed)); +}; struct sctpDataPart{ u_int32_t TSN; u_int16_t streamId; u_int16_t sequence; u_int32_t payloadtype; -} __attribute__((packed)); +}; struct sctpUnifiedDatagram{ struct sctpChunkDesc uh; struct sctpDataPart dp; -} __attribute__((packed)); +}; struct sctpECN_echo{ struct sctpChunkDesc uh; u_int32_t Lowest_TSN; -} __attribute__((packed)); +}; struct sctpCWR{ struct sctpChunkDesc uh; u_int32_t TSN_reduced_at; -} __attribute__((packed)); +}; #ifdef __cplusplus }