GDI Semaphore Services
GDI provides a selection of services related to semaphores and safe semaphores. A driver can use these services to create or delete a semaphore, and acquire or release a semaphore.
Function | Description |
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Acquires the resource associated with the semaphore for exclusive access by the calling thread. |
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Creates a semaphore object. |
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Removes a reference to the specified safe semaphore. |
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Deletes a semaphore object from the system's resource list. |
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Initializes the specified safe semaphore. |
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Determines whether any thread holds the specified semaphore. |
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Determines whether the currently executing thread holds the specified semaphore. |
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Releases the specified semaphore. |
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