Initial values and language declarations for MQMD

Table 1. Initial values of fields in MQMD for MQMD
Field name Name of constant Value of constant
StrucId MQMD_STRUC_ID 'MD'
Version MQMD_VERSION_1 1
Report MQRO_NONE 0
MsgType MQMT_DATAGRAM 8
Expiry MQEI_UNLIMITED -1
Feedback MQFB_NONE 0
Encoding MQENC_NATIVE Depends on environment
CodedCharSetId MQCCSI_Q_MGR 0
Format MQFMT_NONE Blanks
Priority MQPRI_PRIORITY_AS_Q_DEF -1
Persistence MQPER_PERSISTENCE_AS_Q_DEF 2
MsgId MQMI_NONE Nulls
CorrelId MQCI_NONE Nulls
BackoutCount None 0
ReplyToQ None Null string or blanks
ReplyToQMgr None Null string or blanks
UserIdentifier None Null string or blanks
AccountingToken MQACT_NONE Nulls
ApplIdentityData None Null string or blanks
PutApplType MQAT_NO_CONTEXT 0
PutApplName None Null string or blanks
PutDate None Null string or blanks
PutTime None Null string or blanks
ApplOriginData None Null string or blanks
GroupId MQGI_NONE Nulls
MsgSeqNumber None 1
Offset None 0
MsgFlags MQMF_NONE 0
OriginalLength MQOL_UNDEFINED -1
Notes:
  1. The value Null string or blanks denotes the null string in C, and blank characters in other programming languages.
  2. In the C programming language, the macro variable MQMD_DEFAULT contains the values that are listed in the table. It can be used in the following way to provide initial values for the fields in the structure: 
    MQMD MyMD = {MQMD_DEFAULT};