85 lines
1.7 KiB
C++
85 lines
1.7 KiB
C++
/* cygserver_ipc.h
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Copyright 2002, 2003, 2004 Red Hat, Inc.
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This file is part of Cygwin.
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This software is a copyrighted work licensed under the terms of the
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Cygwin license. Please consult the file "CYGWIN_LICENSE" for
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details. */
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#ifndef __CYGSERVER_IPC_H__
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#define __CYGSERVER_IPC_H__
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/*
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* Datastructure which is part of any IPC input parameter block.
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*/
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struct vmspace {
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void *vm_map; /* UNUSED */
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struct shmmap_state *vm_shm;
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};
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struct proc {
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pid_t cygpid;
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DWORD winpid;
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__uid32_t uid;
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__gid32_t gid;
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int gidcnt;
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__gid32_t *gidlist;
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bool is_admin;
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struct vmspace *p_vmspace;
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HANDLE signal_arrived;
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};
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#ifdef __INSIDE_CYGWIN__
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inline void
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ipc_set_proc_info (proc &blk)
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{
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blk.cygpid = getpid ();
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blk.winpid = GetCurrentProcessId ();
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blk.uid = geteuid32 ();
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blk.gid = getegid32 ();
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blk.gidcnt = 0;
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blk.gidlist = NULL;
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blk.is_admin = false;
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blk.signal_arrived = signal_arrived;
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}
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#endif /* __INSIDE_CYGWIN__ */
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#ifndef __INSIDE_CYGWIN__
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class ipc_retval {
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private:
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union {
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int i;
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unsigned int u;
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vm_offset_t off;
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vm_object_t obj;
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};
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public:
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ipc_retval (int ni) { i = ni; }
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operator int () const { return i; }
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int operator = (int ni) { return i = ni; }
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operator unsigned int () const { return u; }
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unsigned int operator = (unsigned int nu) { return u = nu; }
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operator vm_offset_t () const { return off; }
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vm_offset_t operator = (vm_offset_t noff) { return off = noff; }
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operator vm_object_t () const { return obj; }
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vm_object_t operator = (vm_object_t nobj) { return obj = nobj; }
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};
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struct thread {
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class process *client;
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proc *ipcblk;
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ipc_retval td_retval[2];
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};
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#define td_proc ipcblk
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#define p_pid cygpid
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#endif
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#endif /* __CYGSERVER_IPC_H__ */
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