diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/apos/tcb.h | 4 | ||||
| -rw-r--r-- | include/apos/uapi.h | 342 |
2 files changed, 207 insertions, 139 deletions
diff --git a/include/apos/tcb.h b/include/apos/tcb.h index 34b0457..c56a2b3 100644 --- a/include/apos/tcb.h +++ b/include/apos/tcb.h @@ -38,6 +38,10 @@ */ #define get_proc(t) (get_tcb(t->eid)) +/** + * Alias for \ref get_proc(), to make it more obvious that we're accessing the + * effective process. Might be useful in some situations. + */ #define get_eproc(t) get_proc(t) /** diff --git a/include/apos/uapi.h b/include/apos/uapi.h index 2d6f945..2a0dfcc 100644 --- a/include/apos/uapi.h +++ b/include/apos/uapi.h @@ -16,7 +16,7 @@ * Syscall function type. * Let's start with five arguments and see where that goes */ -typedef struct sys_ret (*sys_t)(struct tcb *t, long, long, long, long, long); +typedef void (*sys_t)(struct tcb *t, long, long, long, long, long); /** * Syscall argument type. @@ -82,13 +82,13 @@ struct sys_ret { * * @param name Name of syscall. */ -#define SYSCALL_DECLARE0(name) \ - struct sys_ret sys_##name(struct tcb *t, \ - sys_arg_t a, \ - sys_arg_t b, \ - sys_arg_t c, \ - sys_arg_t d, \ - sys_arg_t e); +#define SYSCALL_DECLARE0(name) \ + void sys_##name(struct tcb *t, \ + sys_arg_t a, \ + sys_arg_t b, \ + sys_arg_t c, \ + sys_arg_t d, \ + sys_arg_t e); /** * Helper macro for declaring syscalls with one argument. @@ -96,10 +96,10 @@ struct sys_ret { * @param name Name of syscall. * @param a Name of argument. */ -#define SYSCALL_DECLARE1(name, a) \ - struct sys_ret sys_##name(struct tcb *t, sys_arg_t a, sys_arg_t b, \ - sys_arg_t c, \ - sys_arg_t d, sys_arg_t e); +#define SYSCALL_DECLARE1(name, a) \ + void sys_##name(struct tcb *t, sys_arg_t a, sys_arg_t b, \ + sys_arg_t c, \ + sys_arg_t d, sys_arg_t e); /** * Helper macro for declaring syscalls with two arguments. @@ -108,10 +108,10 @@ struct sys_ret { * @param a Name of first argument. * @param b Name of second argument. */ -#define SYSCALL_DECLARE2(name, a, b) \ - struct sys_ret sys_##name(struct tcb *t, sys_arg_t a, sys_arg_t b, \ - sys_arg_t c, \ - sys_arg_t d, sys_arg_t e); +#define SYSCALL_DECLARE2(name, a, b) \ + void sys_##name(struct tcb *t, sys_arg_t a, sys_arg_t b, \ + sys_arg_t c, \ + sys_arg_t d, sys_arg_t e); /** * Helper macro for declaring syscalls with three arguments. @@ -121,10 +121,10 @@ struct sys_ret { * @param b Name of second argument. * @param c Name of third argument. */ -#define SYSCALL_DECLARE3(name, a, b, c) \ - struct sys_ret sys_##name(struct tcb *t, sys_arg_t a, sys_arg_t b, \ - sys_arg_t c, \ - sys_arg_t d, sys_arg_t e); +#define SYSCALL_DECLARE3(name, a, b, c) \ + void sys_##name(struct tcb *t, sys_arg_t a, sys_arg_t b, \ + sys_arg_t c, \ + sys_arg_t d, sys_arg_t e); /** * Helper macro for declaring syscalls with four arguments. @@ -135,10 +135,10 @@ struct sys_ret { * @param c Name of third argument. * @param d Name of fourth argument. */ -#define SYSCALL_DECLARE4(name, a, b, c, d) \ - struct sys_ret sys_##name(struct tcb *t, sys_arg_t a, sys_arg_t b, \ - sys_arg_t c, \ - sys_arg_t d, sys_arg_t e); +#define SYSCALL_DECLARE4(name, a, b, c, d) \ + void sys_##name(struct tcb *t, sys_arg_t a, sys_arg_t b, \ + sys_arg_t c, \ + sys_arg_t d, sys_arg_t e); /** * Helper macro for declaring syscalls with five arguments. @@ -150,122 +150,122 @@ struct sys_ret { * @param d Name of fourth argument. * @param e Name of fifth argument. */ -#define SYSCALL_DECLARE5(name, a, b, c, d, e) \ - struct sys_ret sys_##name(struct tcb *t, sys_arg_t a, sys_arg_t b, \ - sys_arg_t c, \ - sys_arg_t d, sys_arg_t e); +#define SYSCALL_DECLARE5(name, a, b, c, d, e) \ + void sys_##name(struct tcb *t, sys_arg_t a, sys_arg_t b, \ + sys_arg_t c, \ + sys_arg_t d, sys_arg_t e); /** * Helper macro for defining syscall with zero arguments. * * @param name Name of syscall. */ -#define SYSCALL_DEFINE0(name) \ - static inline struct sys_ret __##name(struct tcb *t); \ - struct sys_ret sys_##name(struct tcb *t, sys_arg_t a, sys_arg_t b, \ - sys_arg_t c, \ - sys_arg_t d, sys_arg_t e) \ - { \ - UNUSED(a); \ - UNUSED(b); \ - UNUSED(c); \ - UNUSED(d); \ - UNUSED(e); \ - return __##name(t); \ - } \ - static struct sys_ret __##name +#define SYSCALL_DEFINE0(name) \ + static inline void __##name(struct tcb *t); \ + void sys_##name(struct tcb *t, sys_arg_t a, sys_arg_t b, \ + sys_arg_t c, \ + sys_arg_t d, sys_arg_t e) \ + { \ + UNUSED(a); \ + UNUSED(b); \ + UNUSED(c); \ + UNUSED(d); \ + UNUSED(e); \ + __##name(t); \ + } \ + static inline void __##name /** * Helper macro for defining syscall with one argument. * * @param name Name of syscall. */ -#define SYSCALL_DEFINE1(name) \ - static inline struct sys_ret __##name(struct tcb *, sys_arg_t); \ - struct sys_ret sys_##name(struct tcb *t, sys_arg_t a, sys_arg_t b, \ - sys_arg_t c, \ - sys_arg_t d, sys_arg_t e) \ - { \ - UNUSED(b); \ - UNUSED(c); \ - UNUSED(d); \ - UNUSED(e); \ - return __##name(t, a); \ - } \ - static inline struct sys_ret __##name +#define SYSCALL_DEFINE1(name) \ + static inline void __##name(struct tcb *, sys_arg_t); \ + void sys_##name(struct tcb *t, sys_arg_t a, sys_arg_t b, \ + sys_arg_t c, \ + sys_arg_t d, sys_arg_t e) \ + { \ + UNUSED(b); \ + UNUSED(c); \ + UNUSED(d); \ + UNUSED(e); \ + __##name(t, a); \ + } \ + static inline void __##name /** * Helper macro for defining syscall with two arguments. * * @param name Name of syscall. */ -#define SYSCALL_DEFINE2(name) \ - static inline struct sys_ret __##name(struct tcb *, sys_arg_t, \ - sys_arg_t); \ - struct sys_ret sys_##name(struct tcb *t, sys_arg_t a, sys_arg_t b, \ - sys_arg_t c, \ - sys_arg_t d, sys_arg_t e) \ - { \ - UNUSED(c); \ - UNUSED(d); \ - UNUSED(e); \ - return __##name(t, a, b); \ - } \ - static inline struct sys_ret __##name +#define SYSCALL_DEFINE2(name) \ + static inline void __##name(struct tcb *, sys_arg_t, \ + sys_arg_t); \ + void sys_##name(struct tcb *t, sys_arg_t a, sys_arg_t b, \ + sys_arg_t c, \ + sys_arg_t d, sys_arg_t e) \ + { \ + UNUSED(c); \ + UNUSED(d); \ + UNUSED(e); \ + __##name(t, a, b); \ + } \ + static inline void __##name /** * Helper macro for defining syscall with three arguments. * * @param name Name of syscall. */ -#define SYSCALL_DEFINE3(name) \ - static inline struct sys_ret __##name(struct tcb *, sys_arg_t, \ - sys_arg_t, \ - sys_arg_t); \ - struct sys_ret sys_##name(struct tcb *t, sys_arg_t a, sys_arg_t b, \ - sys_arg_t c, \ - sys_arg_t d, sys_arg_t e) \ - { \ - UNUSED(d); \ - UNUSED(e); \ - return __##name(t, a, b, c); \ - } \ - static inline struct sys_ret __##name +#define SYSCALL_DEFINE3(name) \ + static inline void __##name(struct tcb *, sys_arg_t, \ + sys_arg_t, \ + sys_arg_t); \ + void sys_##name(struct tcb *t, sys_arg_t a, sys_arg_t b, \ + sys_arg_t c, \ + sys_arg_t d, sys_arg_t e) \ + { \ + UNUSED(d); \ + UNUSED(e); \ + __##name(t, a, b, c); \ + } \ + static inline void __##name /** * Helper macro for defining syscall with four arguments. * * @param name Name of syscall. */ -#define SYSCALL_DEFINE4(name) \ - static inline struct sys_ret __##name(struct tcb *, sys_arg_t, \ - sys_arg_t, sys_arg_t, \ - sys_arg_t); \ - struct sys_ret sys_##name(struct tcb *t, sys_arg_t a, sys_arg_t b, \ - sys_arg_t c, \ - sys_arg_t d, sys_arg_t e) \ - { \ - UNUSED(e); \ - return __##name(t, a, b, c, d); \ - } \ - static inline struct sys_ret __##name +#define SYSCALL_DEFINE4(name) \ + static inline void __##name(struct tcb *, sys_arg_t, \ + sys_arg_t, sys_arg_t, \ + sys_arg_t); \ + void sys_##name(struct tcb *t, sys_arg_t a, sys_arg_t b, \ + sys_arg_t c, \ + sys_arg_t d, sys_arg_t e) \ + { \ + UNUSED(e); \ + __##name(t, a, b, c, d); \ + } \ + static inline void __##name /** * Helper macro for defining syscall with five arguments. * * @param name Name of syscall. */ -#define SYSCALL_DEFINE5(name) \ - static inline struct sys_ret __##name(struct tcb *, sys_arg_t, \ - sys_arg_t, sys_arg_t, \ - sys_arg_t, sys_arg_t); \ - struct sys_ret sys_##name(struct tcb *t, sys_arg_t a, sys_arg_t b, \ - sys_arg_t c, \ - sys_arg_t d, sys_arg_t e) \ - { \ - return __##name(t, a, b, c, d, e); \ - } \ - static inline struct sys_ret __##name +#define SYSCALL_DEFINE5(name) \ + static inline void __##name(struct tcb *, sys_arg_t, \ + sys_arg_t, sys_arg_t, \ + sys_arg_t, sys_arg_t); \ + void sys_##name(struct tcb *t, sys_arg_t a, sys_arg_t b, \ + sys_arg_t c, \ + sys_arg_t d, sys_arg_t e) \ + { \ + __##name(t, a, b, c, d, e); \ + } \ + static void __##name /** @name Misc syscalls. */ /** @{ */ @@ -273,24 +273,28 @@ struct sys_ret { /** * Noop syscall. * + * @param t Current tcb. * @param a Unused. * @param b Unused. * @param c Unused. * @param d Unused. * @param e Unused. - * @return \ref OK and 0. + * + * Returns \ref OK and 0. */ SYSCALL_DECLARE0(noop); /** * Putch syscall. * + * @param t Current tcb. * @param ch Character to put. * @param b Unused. * @param c Unused. * @param d Unused. * @param e Unused. - * @return \ref OK and 0. + * + * Returns \ref OK and 0. */ SYSCALL_DECLARE1(putch, ch); @@ -304,12 +308,14 @@ SYSCALL_DECLARE1(putch, ch); * Allocates at least the specified size of allocation to current effective * process. * + * @param t Current tcb. * @param size Size of allocation. * @param flags Flags of allocation. * @param c Unused. * @param d Unused. * @param e Unused. - * @return \ref OK and start of memory allocation. + * + * Returns \ref OK and start of memory allocation. */ SYSCALL_DECLARE2(req_mem, size, flags); @@ -320,12 +326,14 @@ SYSCALL_DECLARE2(req_mem, size, flags); * physical start address somewhere in the allocation to the current effective * process. * + * @param t Current tcb. * @param paddr Start of physical allocation. * @param size Size of physical allocation. * @param flags Flags of physical allocation. * @param d Unused. * @param e Unused. - * @return \ref OK and start of memory allocation. + * + * Returns \ref OK and start of memory allocation. */ SYSCALL_DECLARE3(req_pmem, paddr, size, flags); @@ -335,12 +343,14 @@ SYSCALL_DECLARE3(req_pmem, paddr, size, flags); * Allocates at least the specified size of allocation which includes the start * address of allocation to the current effective process. * + * @param t Current tcb. * @param start Start of allocation. * @param size Size of allocation. * @param flags Flags of allocation. * @param d Unused. * @param e Unused. - * @return \ref OK and start of memory allocation. + * + * Returns \ref OK and start of memory allocation. */ SYSCALL_DECLARE3(req_fixmem, start, size, flags); @@ -352,12 +362,14 @@ SYSCALL_DECLARE3(req_fixmem, start, size, flags); * underlying physical allocation will not be freed unless the owning reference * (server) frees it. * + * @param t Current tcb. * @param size Size of allocation. * @param flags Flags of allocation. * @param c Unused. * @param d Unused. * @param e Unused. - * @return \ref OK and start of memory allocation. + * + * Returns \ref OK and start of memory allocation. */ SYSCALL_DECLARE2(req_sharedmem, size, flags); @@ -366,12 +378,14 @@ SYSCALL_DECLARE2(req_sharedmem, size, flags); * * \see sys_req_sharedmem(). * + * @param t Current tcb. * @param tid Thread ID of owner of shared memory. * @param va Start address of shared memory. * @param flags Flags to use for reference. * @param d Unused. * @param e Unused. - * @return \ref OK and start of shared memory. + * + * Returns \ref OK and start of shared memory. */ SYSCALL_DECLARE3(ref_sharedmem, tid, va, flags); @@ -380,12 +394,14 @@ SYSCALL_DECLARE3(ref_sharedmem, tid, va, flags); * * Frees the memory region pointed to. * + * @param t Current tcb. * @param start Start of memory. * @param b Unused. * @param c Unused. * @param d Unused. * @param e Unused. - * @return \ref OK and 0. + * + * Returns \ref OK and 0. */ SYSCALL_DECLARE1(free_mem, start); /** @} */ @@ -395,12 +411,14 @@ SYSCALL_DECLARE1(free_mem, start); /** * Get timer accuracy in Hertz syscall. * + * @param t Current tcb. * @param a Unused. * @param b Unused. * @param c Unused. * @param d Unused. * @param e Unused. - * @return \ref OK and frequency. + * + * Returns \ref OK and frequency. * \todo Should this be some kind of config request instead of a separate * syscall? */ @@ -409,12 +427,14 @@ SYSCALL_DECLARE0(timebase); /** * Get current ticks. * + * @param t Current tcb. * @param a Unused. * @param b Unused. * @param c Unused. * @param d Unused. * @param e Unused. - * @return Current ticks. + * + * Returns current ticks. */ SYSCALL_DECLARE0(ticks); @@ -423,12 +443,14 @@ SYSCALL_DECLARE0(ticks); * * Request timer that triggers a number of ticks in the future. * + * @param t Current tcb. * @param ticks Number of ticks from now. * @param mult Number of times to trigger. * @param c Unused. * @param d Unused. * @param e Unused. - * @return \ref OK and ID of timer. + * + * Returns \ref OK and ID of timer. */ SYSCALL_DECLARE2(req_rel_timer, ticks, mult); @@ -437,12 +459,14 @@ SYSCALL_DECLARE2(req_rel_timer, ticks, mult); * * Request timer that triggers at some absolute timepoint. * + * @param t Current tcb. * @param ticks Timepoint. * @param mult Multiplier. * @param c Unused. * @param d Unused. * @param e Unused. - * @return \ref OK and ID of timer. + * + * Returns \ref OK and ID of timer. * \todo Check repeat value. */ SYSCALL_DECLARE2(req_abs_timer, ticks, mult); @@ -450,12 +474,14 @@ SYSCALL_DECLARE2(req_abs_timer, ticks, mult); /** * Free timer syscall. * + * @param t Current tcb. * @param cid ID of timer to free. * @param b Unused. * @param c Unused. * @param d Unused. * @param e Unused. - * @return \ref OK and 0. + * + * Returns \ref OK. */ SYSCALL_DECLARE1(free_timer, cid); /** @} */ @@ -465,24 +491,29 @@ SYSCALL_DECLARE1(free_timer, cid); /** * Report process status as server syscall. * + * @param t Current tcb. * @param callback Callback to request handler. * @param b Unused. * @param c Unused. * @param d Unused. * @param e Unused. - * @return \ref OK and 0. + * + * Returns \ref OK. */ SYSCALL_DECLARE1(ipc_server, callback); /** * Request syscall. * + * @param t Current tcb. * @param pid Request target process. * @param d0 First request argument. * @param d1 Second request argument. * @param d2 Third forwarding argument. * @param d3 Fourth forwarding argument. - * @return \c d0 and \c d1. + * + * Returns \ref OK and whatever the server sends back on success, otherwise some + * other status value. */ SYSCALL_DECLARE5(ipc_req, pid, d0, d1, d2, d3); @@ -492,36 +523,43 @@ SYSCALL_DECLARE5(ipc_req, pid, d0, d1, d2, d3); * In a server request handler, do a request to some other server on behalf of * whoever called us up. * + * @param t Current tcb. * @param pid Forwarding target process. * @param d0 First forwarding argument. * @param d1 Second forwarding argument. * @param d2 Third forwarding argument. * @param d3 Fourth forwarding argument. - * @return \c d0 and \c d1. + * + * Returns \ref OK and whatever the server sends back on success, otherwise some + * other status value. */ SYSCALL_DECLARE5(ipc_fwd, pid, d0, d1, d2, d3); /** * Response syscall. * + * @param t Current tcb. * @param d0 First response argument. * @param d1 Second response argument. * @param d2 Third response argument. * @param d3 Fourth response argument. * @param e Unused. - * @return \c d0 and \c d1. + * + * Returns \c d0 and \c d1. */ SYSCALL_DECLARE4(ipc_resp, d0, d1, d2, d3); /** * Notify thread syscall. * + * @param t Current tcb. * @param tid Thread ID to notify. * @param b Unused. * @param c Unused. * @param d Unused. * @param e Unused. - * @return \ref OK and 0. + * + * Returns \ref OK and 0. */ SYSCALL_DECLARE1(ipc_notify, tid); /** @} */ @@ -533,13 +571,14 @@ SYSCALL_DECLARE1(ipc_notify, tid); * * Creates thread in current effective process context. * + * @param t Current tcb. * @param func Function to call on startup. * @param d0 Argument 0. * @param d1 Argument 1. * @param d2 Argument 2. * @param d3 Argument 3. * - * @return \ref OK and 0. + * Returns \ref OK and 0. * \todo Should this take stack size etc? */ SYSCALL_DECLARE5(create, func, d0, d1, d2, d3); @@ -549,12 +588,14 @@ SYSCALL_DECLARE5(create, func, d0, d1, d2, d3); * * Forks a process, much like in *nix systems. * + * @param t Current tcb. * @param a Unused. * @param b Unused. * @param c Unused. * @param d Unused. * @param e Unused. - * @return \ref OK and 0. + * + * Returns \ref OK and 0. */ SYSCALL_DECLARE0(fork); @@ -563,12 +604,14 @@ SYSCALL_DECLARE0(fork); * * Executes a new binary in existing process space. * + * @param t Current tcb. * @param bin Address of binary. * @param interp Optional address of interpreter. * @param c Unused. * @param d Unused. * @param e Unused. - * @return \ref OK and 0. + * + * Returns \ref OK and 0. * \todo Check other return codes. */ SYSCALL_DECLARE2(exec, bin, interp); @@ -578,12 +621,14 @@ SYSCALL_DECLARE2(exec, bin, interp); * * Executes a new binary in new process space. * + * @param t Current tcb. * @param bin Address of binary. * @param interp Optional address of interpreter. * @param c Unused. * @param d Unused. * @param e Unused. - * @return \ref OK and 0. + * + * Retuns \ref OK and 0. * \todo Check other return codes. */ SYSCALL_DECLARE2(spawn, bin, interp); @@ -591,12 +636,14 @@ SYSCALL_DECLARE2(spawn, bin, interp); /** * Kill syscall. * + * @param t Current tcb. * @param tid Thread ID to kill. 0 if self. * @param b Unused. * @param c Unused. * @param d Unused. * @param e Unused. - * @return No. + * + * Returns \ref OK if not called on itself, otherwise doesn't return. */ SYSCALL_DECLARE1(kill, tid); @@ -605,12 +652,14 @@ SYSCALL_DECLARE1(kill, tid); * * Swap currently running thread. * + * @param t Current tcb. * @param tid Thread to swap to. * @param b Unused. * @param c Unused. * @param d Unused. * @param e Unused. - * @return \ref OK and 0. + * + * Returns \ref OK and 0. */ SYSCALL_DECLARE1(swap, tid); @@ -623,12 +672,14 @@ SYSCALL_DECLARE1(swap, tid); * * Set some runtime parameter. * + * @param t Current tcb. * @param param Parameter to set. * @param val Value to set parameter to. * @param c Unused. * @param d Unused. * @param e Unused. - * @return \ref OK and 0. + * + * Returns \ref OK and 0. */ SYSCALL_DECLARE2(conf_set, param, val); @@ -637,48 +688,56 @@ SYSCALL_DECLARE2(conf_set, param, val); * * Get some runtime parameter. * + * @param t Current tcb. * @param param Parameter to get. * @param b Unused. * @param c Unused. * @param d Unused. * @param e Unused. - * @return \ref OK. + * + * Returns \ref OK. */ SYSCALL_DECLARE1(conf_get, param); /** * Set capabilities. * + * @param t Current tcb. * @param tid Thread ID whose capabilities to set. * @param off Offset of capability, multiple of \c bits(cap). * @param caps Mask of capabilities to set. * @param d Unused. * @param e Unused. - * @return \ref OK on success, \ref ERR_INVAL on invalid input. + * + * Returns \ref OK on success, \ref ERR_INVAL on invalid input. */ SYSCALL_DECLARE3(set_cap, tid, off, caps); /** * Get capabilities. * + * @param t Current tcb. * @param tid Thread ID whose capabilities to get. * @param off Offset of capability, multiple of \c bits(cap). * @param c Unused. * @param d Unused. * @param e Unused. - * @return \ref OK, capabilities. + * + * Returns \ref OK, capabilities. */ SYSCALL_DECLARE2(get_cap, tid, off); /** * Clear capabilities. * + * @param t Current tcb. * @param tid Thread ID whose capabilities to clear. * @param off Offset of capability, multiple of \c bits(cap). * @param cap Mask of capabilities to clear. * @param d Unused. * @param e Unused. - * @return \ref OK. + * + * Returns \ref OK. */ SYSCALL_DECLARE3(clear_cap, tid, off, cap); @@ -687,12 +746,14 @@ SYSCALL_DECLARE3(clear_cap, tid, off, cap); * * Either shut down or reboot system. * + * @param t Current tcb. * @param type Type of shutdown. \see poweroff_type. * @param b Unused. * @param c Unused. * @param d Unused. * @param e Unused. - * @return Shouldn't return at all. + * + * Shouldn't return at all. */ SYSCALL_DECLARE1(poweroff, type); /** @} */ @@ -700,19 +761,22 @@ SYSCALL_DECLARE1(poweroff, type); /** * Dispatch to correct syscall handler. * - * @param t Thread to do syscall on. * @param syscall Syscall number. * @param a Syscall argument 0. * @param b Syscall argument 1. * @param c Syscall argument 2. * @param d Syscall argument 3. * @param e Syscall argument 4. - * @return Whatever the specified syscall returns. + * @param t Current tcb. + * Returns whatever the specified syscall returns. */ -struct sys_ret handle_syscall(struct tcb *t, - sys_arg_t syscall, sys_arg_t a, sys_arg_t b, - sys_arg_t c, sys_arg_t d, sys_arg_t e); +void handle_syscall(sys_arg_t syscall, sys_arg_t a, sys_arg_t b, + sys_arg_t c, sys_arg_t d, sys_arg_t e, struct tcb *t); /** \todo Should I add variable names as well, to make the documentation a bit * more readable? */ + +#include <arch/proc.h> +#define return_args(t, x) {set_args((t), (x)); return;} + #endif /* APOS_UAPI_H */ |