osfmk/x86_64/copyio.c

44 static int copyio(int, user_addr_t, char *, vm_size_t, vm_size_t *, int);
49  *   - copyio() handles copies to/from user or kernel space
78 copyio(int copy_type, user_addr_t user_addr, char *kernel_addr,
136 		panic("copyio(%d,%p,%p,%ld,%p,%d) cr3 is %p expects %p",
247 	return copyio(ctype, vaddr, paddr, csize, NULL, which & cppvKmap);
253     return copyio(COPYIN, user_addr, kernel_addr, nbytes, NULL, 0);
259     return copyio(COPYIN, user_addr, kernel_addr, nbytes, NULL, 0);
267     return copyio(COPYINSTR, user_addr, kernel_addr, nbytes, lencopied, 0);
273     return copyio(COPYOUT, user_addr, (char *)(uintptr_t)kernel_addr, nbytes, NULL, 0);
279     return copyio(COPYOUT, user_addr, (char *)(uintptr_t)kernel_addr, nbytes, NULL, 0);