Windows® via C/C++, Fifth Edition

Protection Attributes

Individual pages of physical storage allocated can be assigned different protection attributes. The protection attributes are shown in Table 13-3.

Table 13-3. Protection Attributes for Memory Pages

Protection Attribute	Description
PAGE_NOACCESS	Attempts to read from, write to, or execute code in this page raise an access violation.
PAGE_READONLY	Attempts to write to or execute code in this page raise an access violation.
PAGE_READWRITE	Attempts to execute code in this page raise an access violation.
PAGE_EXECUTE	Attempts to read or write memory in this page raise an access violation.
PAGE_EXECUTE_READ	Attempts to write to memory in this page raise an access violation.
PAGE_EXECUTE_READWRITE	There is nothing you can do to this page to raise ...