Virtual Devices (3.1) (vdag31qh.hlp) (Table of Contents; Topic list)
Important Notice
The pages on this site contain documentation for very old MS-DOS software, purely for historical purposes. If you're looking for up-to-date documentation, particularly for programming, you should not rely on the information found here, as it will be woefully out of date.
Interrupts and Callback Services
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Build_Int_Stack_Frame      Builds a stack frame for an interrupt
Call_When_VM_Ints_Enabled  Installs an interrupts-enabled callback
Disable_VM_Ints            Disables interrupts for the virtual machine
Enable_VM_Ints             Enables interrupts for the virtual machine
Get_PM_Int_Type            Returns the type of interrupt vector
Get_PM_Int_Vector          Returns a protected-mode interrupt address
Get_V86_Int_Vector         Returns an real-mode interrupt address
Hook_V86_Int_Chain         Installs a hook procedure for a V86 interrupt
Set_PM_Int_Type            Sets the protected-mode interrupt type
Set_PM_Int_Vector          Sets a protected-mode interrupt vector
Set_V86_Int_Vector         Sets a real-mode interrupt vector
Simulate_Far_Call          Simulates a far call
Simulate_Far_Jmp           Simulates a jump
Simulate_Far_Ret           Simulates a far return
Simulate_Far_Ret_N         Simulates a far return with parameters
Simulate_Int               Simulates an interrupt
Simulate_Iret              Simulates a return from an interrupt
Simulate_Pop               Simulates a pop instruction
Simulate_Push              Simulates a push instruction