Share memory throuth DLL

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Generally, each application has its own data segment. This mearn they are independent where two applications use a dll together. But, sometimes, we want to know what other applications are doing. So we want used a shared memory. There are many ways to do so, use a shared DLL section is one of them.

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Following is the simply step to create a shared memory.

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1. Create a DLL project.

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2. Create a segment named “.shared”, and create shared members at this section.

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#pragma data_seg(".shared")<o:p>

      char theBuffer[1024] = "";<o:p>

#pragma data_seg()<o:p>

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3. Define this section as shared. This is defined at TheDll.def file.

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SECTIONS<o:p>

.shared   READ WRITE SHARED<o:p>