Is it \0-terminated? 2018. augusztus 23., csütörtök 13:02:13 UTC+2 időpontban sbez...@cisco.com a következőt írta: > > Hello, > > I am converting some C code to Go and hit an issue with one particular > Syscall: > > In C: > > device = ioctl(group, 0x3b6a, path); > where path is char[N] > > In Go: > ioctlId := 0x3b6a > device, _, errno := syscall.Syscall( > syscall.SYS_IOCTL, > uintptr(group), > uintptr(unsafe.Pointer(&ioctlId)), > uintptr(unsafe.Pointer(pciDevice)), > ) > Where pciDevice is *string with exactly the same value as path in C. > > When I run Go bits on the same h/w, same OS, same everything, it fails > with "errno 22 (invalid argument)". It seems that the issue is how string > gets passed to Syscall, but I could not find any examples how to do it > correctly. > Appreciate some advice here. > > Thank you > Serguei > >
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