55 static FdSync *allocsync(ThreadState *thr, uptr pc) {  in allocsync()  argument
56   FdSync *s = (FdSync*)user_alloc_internal(thr, pc, sizeof(FdSync),  in allocsync()
68 static void unref(ThreadState *thr, uptr pc, FdSync *s) {  in unref()  argument
74       user_free(thr, pc, s, false);  in unref()
79 static FdDesc *fddesc(ThreadState *thr, uptr pc, int fd) {  in fddesc()  argument
87     void *p = user_alloc_internal(thr, pc, size, kDefaultAlignment, false);  in fddesc()
93       user_free(thr, pc, p, false);  in fddesc()
100 static void init(ThreadState *thr, uptr pc, int fd, FdSync *s,  in init()  argument
102   FdDesc *d = fddesc(thr, pc, fd);  in init()
106     unref(thr, pc, d->sync);  in init()
109   unref(thr, pc,  in init()
114     unref(thr, pc, s);  in init()
118     unref(thr, pc, s);  in init()
122   d->creation_stack = CurrentStackId(thr, pc);  in init()
130     MemoryRangeImitateWrite(thr, pc, (uptr)d, 8);  in init()
133     MemoryAccess(thr, pc, (uptr)d, 8, kAccessRead | kAccessSlotLocked);  in init()
143 void FdOnFork(ThreadState *thr, uptr pc) {  in FdOnFork()  argument
153       MemoryResetRange(thr, pc, (uptr)d, 8);  in FdOnFork()
175 void FdAcquire(ThreadState *thr, uptr pc, int fd) {  in FdAcquire()  argument
178   FdDesc *d = fddesc(thr, pc, fd);  in FdAcquire()
181   MemoryAccess(thr, pc, (uptr)d, 8, kAccessRead);  in FdAcquire()
183     Acquire(thr, pc, (uptr)s);  in FdAcquire()
186 void FdRelease(ThreadState *thr, uptr pc, int fd) {  in FdRelease()  argument
189   FdDesc *d = fddesc(thr, pc, fd);  in FdRelease()
192   MemoryAccess(thr, pc, (uptr)d, 8, kAccessRead);  in FdRelease()
194     Release(thr, pc, (uptr)s);  in FdRelease()
196     Release(thr, pc, aux_sync);  in FdRelease()
199 void FdAccess(ThreadState *thr, uptr pc, int fd) {  in FdAccess()  argument
203   FdDesc *d = fddesc(thr, pc, fd);  in FdAccess()
204   MemoryAccess(thr, pc, (uptr)d, 8, kAccessRead);  in FdAccess()
207 void FdClose(ThreadState *thr, uptr pc, int fd, bool write) {  in FdClose()  argument
211   FdDesc *d = fddesc(thr, pc, fd);  in FdClose()
219         MemoryAccess(thr, pc, (uptr)d, 8,  in FdClose()
231         MemoryAccess(thr, pc, (uptr)d, 8,  in FdClose()
237     MemoryResetRange(thr, pc, (uptr)d, 8);  in FdClose()
239   unref(thr, pc, d->sync);  in FdClose()
241   unref(thr, pc,  in FdClose()
249 void FdFileCreate(ThreadState *thr, uptr pc, int fd) {  in FdFileCreate()  argument
253   init(thr, pc, fd, &fdctx.filesync);  in FdFileCreate()
256 void FdDup(ThreadState *thr, uptr pc, int oldfd, int newfd, bool write) {  in FdDup()  argument
261   FdDesc *od = fddesc(thr, pc, oldfd);  in FdDup()
262   MemoryAccess(thr, pc, (uptr)od, 8, kAccessRead);  in FdDup()
263   FdClose(thr, pc, newfd, write);  in FdDup()
264   init(thr, pc, newfd, ref(od->sync), write);  in FdDup()
267 void FdPipeCreate(ThreadState *thr, uptr pc, int rfd, int wfd) {  in FdPipeCreate()  argument
269   FdSync *s = allocsync(thr, pc);  in FdPipeCreate()
270   init(thr, pc, rfd, ref(s));  in FdPipeCreate()
271   init(thr, pc, wfd, ref(s));  in FdPipeCreate()
272   unref(thr, pc, s);  in FdPipeCreate()
275 void FdEventCreate(ThreadState *thr, uptr pc, int fd) {  in FdEventCreate()  argument
279   init(thr, pc, fd, allocsync(thr, pc));  in FdEventCreate()
282 void FdSignalCreate(ThreadState *thr, uptr pc, int fd) {  in FdSignalCreate()  argument
286   init(thr, pc, fd, 0);  in FdSignalCreate()
289 void FdInotifyCreate(ThreadState *thr, uptr pc, int fd) {  in FdInotifyCreate()  argument
293   init(thr, pc, fd, 0);  in FdInotifyCreate()
296 void FdPollCreate(ThreadState *thr, uptr pc, int fd) {  in FdPollCreate()  argument
300   init(thr, pc, fd, allocsync(thr, pc));  in FdPollCreate()
303 void FdPollAdd(ThreadState *thr, uptr pc, int epfd, int fd) {  in FdPollAdd()  argument
307   FdDesc *d = fddesc(thr, pc, fd);  in FdPollAdd()
317   FdDesc *epd = fddesc(thr, pc, epfd);  in FdPollAdd()
327 void FdSocketCreate(ThreadState *thr, uptr pc, int fd) {  in FdSocketCreate()  argument
332   init(thr, pc, fd, &fdctx.socksync);  in FdSocketCreate()
335 void FdSocketAccept(ThreadState *thr, uptr pc, int fd, int newfd) {  in FdSocketAccept()  argument
340   Acquire(thr, pc, (uptr)&fdctx.connectsync);  in FdSocketAccept()
341   init(thr, pc, newfd, &fdctx.socksync);  in FdSocketAccept()
344 void FdSocketConnecting(ThreadState *thr, uptr pc, int fd) {  in FdSocketConnecting()  argument
349   Release(thr, pc, (uptr)&fdctx.connectsync);  in FdSocketConnecting()
352 void FdSocketConnect(ThreadState *thr, uptr pc, int fd) {  in FdSocketConnect()  argument
356   init(thr, pc, fd, &fdctx.socksync);  in FdSocketConnect()