1#include "pthread_impl.h"
  2
  3#ifndef __wasilibc_unmodified_upstream
  4#include <common/clock.h>
  5#endif
  6
  7int pthread_attr_getdetachstate(const pthread_attr_t *a, int *state)
  8{
  9	*state = a->_a_detach;
 10	return 0;
 11}
 12int pthread_attr_getguardsize(const pthread_attr_t *restrict a, size_t *restrict size)
 13{
 14	*size = a->_a_guardsize;
 15	return 0;
 16}
 17
 18#ifdef __wasilibc_unmodified_upstream /* WASI has no CPU scheduling support. */
 19int pthread_attr_getinheritsched(const pthread_attr_t *restrict a, int *restrict inherit)
 20{
 21	*inherit = a->_a_sched;
 22	return 0;
 23}
 24
 25int pthread_attr_getschedparam(const pthread_attr_t *restrict a, struct sched_param *restrict param)
 26{
 27	param->sched_priority = a->_a_prio;
 28	return 0;
 29}
 30
 31int pthread_attr_getschedpolicy(const pthread_attr_t *restrict a, int *restrict policy)
 32{
 33	*policy = a->_a_policy;
 34	return 0;
 35}
 36
 37int pthread_attr_getscope(const pthread_attr_t *restrict a, int *restrict scope)
 38{
 39	*scope = PTHREAD_SCOPE_SYSTEM;
 40	return 0;
 41}
 42#else
 43int pthread_attr_getschedparam(const pthread_attr_t *restrict a, struct sched_param *restrict param)
 44{
 45	param->sched_priority = 0;
 46	return 0;
 47}
 48#endif
 49
 50int pthread_attr_getstack(const pthread_attr_t *restrict a, void **restrict addr, size_t *restrict size)
 51{
 52	if (!a->_a_stackaddr)
 53		return EINVAL;
 54	*size = a->_a_stacksize;
 55	*addr = (void *)(a->_a_stackaddr - *size);
 56	return 0;
 57}
 58
 59int pthread_attr_getstacksize(const pthread_attr_t *restrict a, size_t *restrict size)
 60{
 61	*size = a->_a_stacksize;
 62	return 0;
 63}
 64
 65int pthread_barrierattr_getpshared(const pthread_barrierattr_t *restrict a, int *restrict pshared)
 66{
 67	*pshared = !!a->__attr;
 68	return 0;
 69}
 70
 71#ifdef __wasilibc_unmodified_upstream /* Forward declaration of WASI's `__clockid` type. */
 72int pthread_condattr_getclock(const pthread_condattr_t *restrict a, clockid_t *restrict clk)
 73{
 74	*clk = a->__attr & 0x7fffffff;
 75	return 0;
 76}
 77#else
 78int pthread_condattr_getclock(const pthread_condattr_t *restrict a, clockid_t *restrict clk)
 79{
 80	if (a->__attr & 0x7fffffff == __WASI_CLOCKID_REALTIME)
 81		*clk = CLOCK_REALTIME;
 82	if (a->__attr & 0x7fffffff == __WASI_CLOCKID_MONOTONIC)
 83		*clk = CLOCK_MONOTONIC;
 84	return 0;
 85}
 86#endif
 87
 88int pthread_condattr_getpshared(const pthread_condattr_t *restrict a, int *restrict pshared)
 89{
 90	*pshared = a->__attr>>31;
 91	return 0;
 92}
 93
 94int pthread_mutexattr_getprotocol(const pthread_mutexattr_t *restrict a, int *restrict protocol)
 95{
 96	*protocol = a->__attr / 8U % 2;
 97	return 0;
 98}
 99int pthread_mutexattr_getpshared(const pthread_mutexattr_t *restrict a, int *restrict pshared)
100{
101	*pshared = a->__attr / 128U % 2;
102	return 0;
103}
104
105int pthread_mutexattr_getrobust(const pthread_mutexattr_t *restrict a, int *restrict robust)
106{
107	*robust = a->__attr / 4U % 2;
108	return 0;
109}
110
111int pthread_mutexattr_gettype(const pthread_mutexattr_t *restrict a, int *restrict type)
112{
113	*type = a->__attr & 3;
114	return 0;
115}
116
117int pthread_rwlockattr_getpshared(const pthread_rwlockattr_t *restrict a, int *restrict pshared)
118{
119	*pshared = a->__attr[0];
120	return 0;
121}