.MC Output Field Descriptions

Output from .MC appears in one of is of the following forms:

 hco=00317 pco=ffe4bf8e  pconext=ffe4bf93

 hco=00001 pco=ffe4b020  hconext=00000 hptda=00ae f=1d  pid=0002 c:pmshell.exe

Each of the fields has the following meaning:

hco=

The handle of the context record being formatted. This is the unique identifier by which the context record is known.
pco=
The linear address of the context record being formatted.
hconext=
For busy records this is the handle of the next context record that represents another user of the related (shared) object. For free records this is the handle of the next free record.
hptda=
The handle of the PTDA pseudo-object that represents the process sharing the corresponding memory object.
f
Context record flags.

The following flags are defined:

┌────────────┬──────────┬────────────────────────────────────────┐
│name        │bit mask  │description                             │
├────────────┼──────────┼────────────────────────────────────────┤
│CO_CREATOR  │0x01      │originating context                     │
├────────────┼──────────┼────────────────────────────────────────┤
│CO_PRIV     │0x80      │Privatized context                      │
├────────────┼──────────┼────────────────────────────────────────┤
│CO_HCOH     │0x20      │Next context record handle > 64k        │
├────────────┼──────────┼────────────────────────────────────────┤
│CO_WRITE    │0x02      │Write access                            │
├────────────┼──────────┼────────────────────────────────────────┤
│CO_USER     │0x04      │User attribute                          │
├────────────┼──────────┼────────────────────────────────────────┤
│CO_EXEC     │0x08      │Execute access                          │
├────────────┼──────────┼────────────────────────────────────────┤
│CO_READ     │0x10      │Read access                             │
├────────────┼──────────┼────────────────────────────────────────┤
│CO_GUARD    │0x40      │Guard page                              │
└────────────┴──────────┴────────────────────────────────────────┘

pid=
This names the process Id and process executable that corresponds to the hptda field.
* EBOOKIE (IPFTAGS.DEF)

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