56 static FdSync *allocsync(ThreadState *thr, uptr pc) {  in allocsync()  argument
57   FdSync *s = (FdSync*)user_alloc_internal(thr, pc, sizeof(FdSync),  in allocsync()
69 static void unref(ThreadState *thr, uptr pc, FdSync *s) {  in unref()  argument
75       user_free(thr, pc, s, false);  in unref()
80 static FdDesc *fddesc(ThreadState *thr, uptr pc, int fd) {  in fddesc()  argument
88     void *p = user_alloc_internal(thr, pc, size, kDefaultAlignment, false);  in fddesc()
94       user_free(thr, pc, p, false);  in fddesc()
101 static void init(ThreadState *thr, uptr pc, int fd, FdSync *s,  in init()  argument
103   FdDesc *d = fddesc(thr, pc, fd);  in init()
107     unref(thr, pc, d->sync);  in init()
110   unref(thr, pc,  in init()
115     unref(thr, pc, s);  in init()
119     unref(thr, pc, s);  in init()
123   d->creation_stack = CurrentStackId(thr, pc);  in init()
132     MemoryRangeImitateWrite(thr, pc, (uptr)d, 8);  in init()
135     MemoryAccess(thr, pc, (uptr)d, 8, kAccessRead | kAccessSlotLocked);  in init()
145 void FdOnFork(ThreadState *thr, uptr pc) {  in FdOnFork()  argument
155       MemoryResetRange(thr, pc, (uptr)d, 8);  in FdOnFork()
178 void FdAcquire(ThreadState *thr, uptr pc, int fd) {  in FdAcquire()  argument
181   FdDesc *d = fddesc(thr, pc, fd);  in FdAcquire()
184   MemoryAccess(thr, pc, (uptr)d, 8, kAccessRead);  in FdAcquire()
186     Acquire(thr, pc, (uptr)s);  in FdAcquire()
189 void FdRelease(ThreadState *thr, uptr pc, int fd) {  in FdRelease()  argument
192   FdDesc *d = fddesc(thr, pc, fd);  in FdRelease()
195   MemoryAccess(thr, pc, (uptr)d, 8, kAccessRead);  in FdRelease()
197     Release(thr, pc, (uptr)s);  in FdRelease()
199     Release(thr, pc, aux_sync);  in FdRelease()
202 void FdAccess(ThreadState *thr, uptr pc, int fd) {  in FdAccess()  argument
206   FdDesc *d = fddesc(thr, pc, fd);  in FdAccess()
207   MemoryAccess(thr, pc, (uptr)d, 8, kAccessRead);  in FdAccess()
210 void FdClose(ThreadState *thr, uptr pc, int fd, bool write) {  in FdClose()  argument
214   FdDesc *d = fddesc(thr, pc, fd);  in FdClose()
222         MemoryAccess(thr, pc, (uptr)d, 8,  in FdClose()
234         MemoryAccess(thr, pc, (uptr)d, 8,  in FdClose()
240     MemoryResetRange(thr, pc, (uptr)d, 8);  in FdClose()
242   unref(thr, pc, d->sync);  in FdClose()
244   unref(thr, pc,  in FdClose()
250   d->creation_stack = CurrentStackId(thr, pc);  in FdClose()
253 void FdFileCreate(ThreadState *thr, uptr pc, int fd) {  in FdFileCreate()  argument
257   init(thr, pc, fd, &fdctx.filesync);  in FdFileCreate()
260 void FdDup(ThreadState *thr, uptr pc, int oldfd, int newfd, bool write) {  in FdDup()  argument
265   FdDesc *od = fddesc(thr, pc, oldfd);  in FdDup()
266   MemoryAccess(thr, pc, (uptr)od, 8, kAccessRead);  in FdDup()
267   FdClose(thr, pc, newfd, write);  in FdDup()
268   init(thr, pc, newfd, ref(od->sync), write);  in FdDup()
271 void FdPipeCreate(ThreadState *thr, uptr pc, int rfd, int wfd) {  in FdPipeCreate()  argument
273   FdSync *s = allocsync(thr, pc);  in FdPipeCreate()
274   init(thr, pc, rfd, ref(s));  in FdPipeCreate()
275   init(thr, pc, wfd, ref(s));  in FdPipeCreate()
276   unref(thr, pc, s);  in FdPipeCreate()
279 void FdEventCreate(ThreadState *thr, uptr pc, int fd) {  in FdEventCreate()  argument
283   init(thr, pc, fd, allocsync(thr, pc));  in FdEventCreate()
286 void FdSignalCreate(ThreadState *thr, uptr pc, int fd) {  in FdSignalCreate()  argument
290   init(thr, pc, fd, 0);  in FdSignalCreate()
293 void FdInotifyCreate(ThreadState *thr, uptr pc, int fd) {  in FdInotifyCreate()  argument
297   init(thr, pc, fd, 0);  in FdInotifyCreate()
300 void FdPollCreate(ThreadState *thr, uptr pc, int fd) {  in FdPollCreate()  argument
304   init(thr, pc, fd, allocsync(thr, pc));  in FdPollCreate()
307 void FdPollAdd(ThreadState *thr, uptr pc, int epfd, int fd) {  in FdPollAdd()  argument
311   FdDesc *d = fddesc(thr, pc, fd);  in FdPollAdd()
321   FdDesc *epd = fddesc(thr, pc, epfd);  in FdPollAdd()
331 void FdSocketCreate(ThreadState *thr, uptr pc, int fd) {  in FdSocketCreate()  argument
336   init(thr, pc, fd, &fdctx.socksync);  in FdSocketCreate()
339 void FdSocketAccept(ThreadState *thr, uptr pc, int fd, int newfd) {  in FdSocketAccept()  argument
344   Acquire(thr, pc, (uptr)&fdctx.connectsync);  in FdSocketAccept()
345   init(thr, pc, newfd, &fdctx.socksync);  in FdSocketAccept()
348 void FdSocketConnecting(ThreadState *thr, uptr pc, int fd) {  in FdSocketConnecting()  argument
353   Release(thr, pc, (uptr)&fdctx.connectsync);  in FdSocketConnecting()
356 void FdSocketConnect(ThreadState *thr, uptr pc, int fd) {  in FdSocketConnect()  argument
360   init(thr, pc, fd, &fdctx.socksync);  in FdSocketConnect()