DosGetSharedMem - Parameters

pb (PVOID) - input

The base virtual address of the gettable shared memory object as assigned by DosAllocSharedMem.

flag (ULONG) - input

Access protection flags.

A set of attribute flags that specify the desired access protection for the shared memory object.

Desired Access Protection

The following access protections are available:

• PAG_READ Read access.

• PAG_WRITE
  Write access.

• PAG_EXECUTE
  Execute access to the committed pages in the shared memory object.

• PAG_GUARD
  Access to the committed pages in the shared memory object causes a "guard page entered" condition to be raised in the subject process.

  At least one of the bits, PAG_READ, PAG_WRITE, or PAG_EXECUTE must be specified.

ulrc (APIRET) - returns

Return Code.

DosGetSharedMem returns one of the following values:

• NO_ERROR 5
  ERROR_ACCESS_DENIED
  8
  ERROR_NOT_ENOUGH_MEMORY
  31
  ERROR_GEN_FAILURE
  87
  ERROR_INVALID_PARAMETER
  95
  ERROR_INTERRUPT
  212
  ERROR_LOCKED
  487
  ERROR_INVALID_ADDRESS
  For a full list of error codes, see Errors.

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