adding quickfix library

quickfix/tag.go

@@ -0,0 +1,131 @@
+// Copyright (c) quickfixengine.org  All rights reserved.
+//
+// This file may be distributed under the terms of the quickfixengine.org
+// license as defined by quickfixengine.org and appearing in the file
+// LICENSE included in the packaging of this file.
+//
+// This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING
+// THE WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A
+// PARTICULAR PURPOSE.
+//
+// See http://www.quickfixengine.org/LICENSE for licensing information.
+//
+// Contact ask@quickfixengine.org if any conditions of this licensing
+// are not clear to you.
+
+package quickfix
+
+// Tag is a typed int representing a FIX tag.
+type Tag int
+
+const (
+	tagBeginString            Tag = 8
+	tagBodyLength             Tag = 9
+	tagMsgType                Tag = 35
+	tagSenderCompID           Tag = 49
+	tagTargetCompID           Tag = 56
+	tagOnBehalfOfCompID       Tag = 115
+	tagDeliverToCompID        Tag = 128
+	tagSecureDataLen          Tag = 90
+	tagMsgSeqNum              Tag = 34
+	tagSenderSubID            Tag = 50
+	tagSenderLocationID       Tag = 142
+	tagTargetSubID            Tag = 57
+	tagTargetLocationID       Tag = 143
+	tagOnBehalfOfSubID        Tag = 116
+	tagOnBehalfOfLocationID   Tag = 144
+	tagDeliverToSubID         Tag = 129
+	tagDeliverToLocationID    Tag = 145
+	tagPossDupFlag            Tag = 43
+	tagPossResend             Tag = 97
+	tagSendingTime            Tag = 52
+	tagOrigSendingTime        Tag = 122
+	tagXMLDataLen             Tag = 212
+	tagXMLData                Tag = 213
+	tagMessageEncoding        Tag = 347
+	tagLastMsgSeqNumProcessed Tag = 369
+	tagNextExpectedMsgSeqNum  Tag = 789
+	tagOnBehalfOfSendingTime  Tag = 370
+	tagApplVerID              Tag = 1128
+	tagCstmApplVerID          Tag = 1129
+	tagNoHops                 Tag = 627
+	tagApplExtID              Tag = 1156
+	tagSecureData             Tag = 91
+	tagHopCompID              Tag = 628
+	tagHopSendingTime         Tag = 629
+	tagHopRefID               Tag = 630
+
+	tagHeartBtInt           Tag = 108
+	tagBusinessRejectReason Tag = 380
+	tagSessionRejectReason  Tag = 373
+	tagRefMsgType           Tag = 372
+	tagBusinessRejectRefID  Tag = 379
+	tagRefTagID             Tag = 371
+	tagRefSeqNum            Tag = 45
+	tagEncryptMethod        Tag = 98
+	tagResetSeqNumFlag      Tag = 141
+	tagDefaultApplVerID     Tag = 1137
+	tagText                 Tag = 58
+	tagTestReqID            Tag = 112
+	tagGapFillFlag          Tag = 123
+	tagNewSeqNo             Tag = 36
+	tagBeginSeqNo           Tag = 7
+	tagEndSeqNo             Tag = 16
+
+	tagSignatureLength Tag = 93
+	tagSignature       Tag = 89
+	tagCheckSum        Tag = 10
+)
+
+// IsTrailer returns true if tag belongs in the message trailer.
+func (t Tag) IsTrailer() bool {
+	switch t {
+	case tagSignatureLength, tagSignature, tagCheckSum:
+		return true
+	}
+	return false
+}
+
+// IsHeader returns true if tag belongs in the message header.
+func (t Tag) IsHeader() bool {
+	switch t {
+	case tagBeginString,
+		tagBodyLength,
+		tagMsgType,
+		tagSenderCompID,
+		tagTargetCompID,
+		tagOnBehalfOfCompID,
+		tagDeliverToCompID,
+		tagSecureDataLen,
+		tagMsgSeqNum,
+		tagSenderSubID,
+		tagSenderLocationID,
+		tagTargetSubID,
+		tagTargetLocationID,
+		tagOnBehalfOfSubID,
+		tagOnBehalfOfLocationID,
+		tagDeliverToSubID,
+		tagDeliverToLocationID,
+		tagPossDupFlag,
+		tagPossResend,
+		tagSendingTime,
+		tagOrigSendingTime,
+		tagXMLDataLen,
+		tagXMLData,
+		tagMessageEncoding,
+		tagLastMsgSeqNumProcessed,
+		tagOnBehalfOfSendingTime,
+		tagApplVerID,
+		tagCstmApplVerID,
+		tagNoHops,
+		tagApplExtID,
+		tagSecureData,
+		tagHopCompID,
+		tagHopSendingTime,
+		tagHopRefID:
+
+		return true
+	}
+
+	return false
+}