SHARED_MEMORY_INFO Structure

Structure SHARED_MEMORY_INFO contains shared memory information retrieved by RtQuerySharedMemory.

Syntax

typedef struct _SHARED_MEMORY_INFO(
 	DWORD flProtect; 
 	DWORD dwSize;  
} SHARED_MEMORY_INFO, *PSHARED_MEMORY_INFO; 

Fields

flProtect

Protection attribute for shared memory. This parameter is ignored under RTSS.

Protection type Value Access type
SHM_MAP_READ 1 Read-only
SHM_MAP_WRITE 2 Read/write

dwSize

Total size, in bytes, of the shared memory.

Requirements

Minimum Supported Version RTX64 4.1
Header Rtapi.h
Library RtApi.lib (Windows), Rtx_Rtss.lib (RTSS)