View source for DBG C QueryDebug

{{DISPLAYTITLE:DBG_C_QueryDebug}}
Query JIT (Just-in-Time) Debugger Registered Command.

;Parameters
* '''Pid''' Process of ID of debuggee (Required for per-process entry)
* '''Cmd''' DBG_C_QueryDebug
* '''Addr''' Registration Flags
** '''DBGQ_JIT_GLOBAL''' Query registered global debugger
** '''DBGQ_JIT_PERPROC''' Query registered per-process debugger
* '''Buffer''' A pointer to the buffer where the fully-qualified path name of the JIT debugger is returned.
* '''Len''' Size of Buffer in bytes
* '''Value''' Error code, if any
** '''ERROR_INSUFFICIENT_BUFFER''' Buffer too small
** '''ERROR_INVALID_FLAG_NUMBER''' Invalid Registration Flag

;Returns
This command returns the specified query from the operating system of the registered debugger. The buffer will contain NULL if no debugger is registered.

The only [[DosDebug]] notifications that are returned by this command are [[DBG_N_Success]] and [[DBG_N_Error]].

;Remarks
The '''DBG_C_QueryDebug''' command returns the registered JIT debugger from a process or the system (Global). The buffer contains the JIT debugger full path name and any arguments specified to the debugger.

[[Category:Debug Command]]