diff options
Diffstat (limited to 'locks/netware')
-rw-r--r-- | locks/netware/proc_mutex.c | 194 | ||||
-rw-r--r-- | locks/netware/thread_cond.c | 111 | ||||
-rw-r--r-- | locks/netware/thread_mutex.c | 181 | ||||
-rw-r--r-- | locks/netware/thread_rwlock.c | 102 |
4 files changed, 588 insertions, 0 deletions
diff --git a/locks/netware/proc_mutex.c b/locks/netware/proc_mutex.c new file mode 100644 index 0000000..799d3bc --- /dev/null +++ b/locks/netware/proc_mutex.c @@ -0,0 +1,194 @@ +/* Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You under the Apache License, Version 2.0 + * (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include "apr.h" +#include "apr_private.h" +#include "apr_portable.h" +#include "apr_arch_proc_mutex.h" +#include "apr_arch_thread_mutex.h" + +APR_DECLARE(apr_status_t) apr_proc_mutex_create(apr_proc_mutex_t **mutex, + const char *fname, + apr_lockmech_e mech, + apr_pool_t *pool) +{ + apr_status_t ret; + apr_proc_mutex_t *new_mutex; + unsigned int flags = APR_THREAD_MUTEX_DEFAULT; + + *mutex = NULL; + if (mech == APR_LOCK_DEFAULT_TIMED) { + flags |= APR_THREAD_MUTEX_TIMED; + } + else if (mech != APR_LOCK_DEFAULT) { + return APR_ENOTIMPL; + } + + new_mutex = (apr_proc_mutex_t *)apr_pcalloc(pool, sizeof(apr_proc_mutex_t)); + if (new_mutex == NULL) { + return APR_ENOMEM; + } + + new_mutex->pool = pool; + ret = apr_thread_mutex_create(&(new_mutex->mutex), flags, pool); + + if (ret == APR_SUCCESS) + *mutex = new_mutex; + + return ret; +} + +APR_DECLARE(apr_status_t) apr_proc_mutex_child_init(apr_proc_mutex_t **mutex, + const char *fname, + apr_pool_t *pool) +{ + return APR_SUCCESS; +} + +APR_DECLARE(apr_status_t) apr_proc_mutex_lock(apr_proc_mutex_t *mutex) +{ + if (mutex) + return apr_thread_mutex_lock(mutex->mutex); + return APR_ENOLOCK; +} + +APR_DECLARE(apr_status_t) apr_proc_mutex_trylock(apr_proc_mutex_t *mutex) +{ + if (mutex) + return apr_thread_mutex_trylock(mutex->mutex); + return APR_ENOLOCK; +} + +APR_DECLARE(apr_status_t) apr_proc_mutex_timedlock(apr_proc_mutex_t *mutex, + apr_interval_time_t timeout) +{ + if (mutex) + return apr_thread_mutex_timedlock(mutex->mutex, timeout); + return APR_ENOLOCK; +} + +APR_DECLARE(apr_status_t) apr_proc_mutex_unlock(apr_proc_mutex_t *mutex) +{ + if (mutex) + return apr_thread_mutex_unlock(mutex->mutex); + return APR_ENOLOCK; +} + +APR_DECLARE(apr_status_t) apr_proc_mutex_cleanup(void *mutex) +{ + return apr_proc_mutex_destroy(mutex); +} + +APR_DECLARE(apr_status_t) apr_proc_mutex_destroy(apr_proc_mutex_t *mutex) +{ + if (mutex) + return apr_thread_mutex_destroy(mutex->mutex); + return APR_ENOLOCK; +} + +APR_DECLARE(const char *) apr_proc_mutex_lockfile(apr_proc_mutex_t *mutex) +{ + return NULL; +} + +APR_DECLARE(apr_lockmech_e) apr_proc_mutex_mech(apr_proc_mutex_t *mutex) +{ + return APR_LOCK_DEFAULT; +} + +APR_DECLARE(const char *) apr_proc_mutex_name(apr_proc_mutex_t *mutex) +{ + return "netwarethread"; +} + +APR_DECLARE(const char *) apr_proc_mutex_defname(void) +{ + return "netwarethread"; +} + +APR_PERMS_SET_ENOTIMPL(proc_mutex) + +APR_POOL_IMPLEMENT_ACCESSOR(proc_mutex) + +/* Implement OS-specific accessors defined in apr_portable.h */ + +APR_DECLARE(apr_status_t) apr_os_proc_mutex_get_ex(apr_os_proc_mutex_t *ospmutex, + apr_proc_mutex_t *pmutex, + apr_lockmech_e *mech) +{ + if (pmutex && pmutex->mutex) + ospmutex = pmutex->mutex->mutex; + return APR_ENOLOCK; +#if 0 + /* We need to change apr_os_proc_mutex_t to a pointer type + * to be able to implement this function. + */ + *ospmutex = pmutex->mutex->mutex; + if (mech) { + *mech = APR_LOCK_DEFAULT; + } + return APR_SUCCESS; +#endif +} + +APR_DECLARE(apr_status_t) apr_os_proc_mutex_get(apr_os_proc_mutex_t *ospmutex, + apr_proc_mutex_t *pmutex) +{ + return apr_os_proc_mutex_get_ex(ospmutex, pmutex, NULL); +} + +APR_DECLARE(apr_status_t) apr_os_proc_mutex_put_ex(apr_proc_mutex_t **pmutex, + apr_os_proc_mutex_t *ospmutex, + apr_lockmech_e mech, + int register_cleanup, + apr_pool_t *pool) +{ + if (pool == NULL) { + return APR_ENOPOOL; + } + if (mech != APR_LOCK_DEFAULT && mech != APR_LOCK_DEFAULT_TIMED) { + return APR_ENOTIMPL; + } +#if 0 + /* We need to change apr_os_proc_mutex_t to a pointer type + * to be able to implement this function. + */ + if ((*pmutex) == NULL) { + (*pmutex) = apr_pcalloc(pool, sizeof(apr_proc_mutex_t)); + (*pmutex)->pool = pool; + } + (*pmutex)->mutex = apr_pcalloc(pool, sizeof(apr_thread_mutex_t)); + (*pmutex)->mutex->mutex = *ospmutex; + (*pmutex)->mutex->pool = pool; + + if (register_cleanup) { + apr_pool_cleanup_register(pool, *pmutex, apr_proc_mutex_cleanup, + apr_pool_cleanup_null); + } + return APR_SUCCESS; +#else + return APR_ENOTIMPL; +#endif +} + +APR_DECLARE(apr_status_t) apr_os_proc_mutex_put(apr_proc_mutex_t **pmutex, + apr_os_proc_mutex_t *ospmutex, + apr_pool_t *pool) +{ + return apr_os_proc_mutex_put_ex(pmutex, ospmutex, APR_LOCK_DEFAULT, + 0, pool); +} + diff --git a/locks/netware/thread_cond.c b/locks/netware/thread_cond.c new file mode 100644 index 0000000..432b0d2 --- /dev/null +++ b/locks/netware/thread_cond.c @@ -0,0 +1,111 @@ +/* Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You under the Apache License, Version 2.0 + * (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include <nks/errno.h> + +#include "apr.h" +#include "apr_private.h" +#include "apr_general.h" +#include "apr_strings.h" +#include "apr_arch_thread_mutex.h" +#include "apr_arch_thread_cond.h" +#include "apr_portable.h" + +static apr_status_t thread_cond_cleanup(void *data) +{ + apr_thread_cond_t *cond = (apr_thread_cond_t *)data; + + NXCondFree(cond->cond); + return APR_SUCCESS; +} + +APR_DECLARE(apr_status_t) apr_thread_cond_create(apr_thread_cond_t **cond, + apr_pool_t *pool) +{ + apr_thread_cond_t *new_cond = NULL; + + new_cond = (apr_thread_cond_t *)apr_pcalloc(pool, sizeof(apr_thread_cond_t)); + + if(new_cond ==NULL) { + return APR_ENOMEM; + } + new_cond->pool = pool; + + new_cond->cond = NXCondAlloc(NULL); + + if(new_cond->cond == NULL) + return APR_ENOMEM; + + apr_pool_cleanup_register(new_cond->pool, new_cond, + (void*)thread_cond_cleanup, + apr_pool_cleanup_null); + *cond = new_cond; + return APR_SUCCESS; +} + +APR_DECLARE(apr_status_t) apr_thread_cond_wait(apr_thread_cond_t *cond, + apr_thread_mutex_t *mutex) +{ + if (NXCondWait(cond->cond, mutex->mutex) != 0) + return APR_EINTR; + return APR_SUCCESS; +} + +APR_DECLARE(apr_status_t) apr_thread_cond_timedwait(apr_thread_cond_t *cond, + apr_thread_mutex_t *mutex, + apr_interval_time_t timeout) +{ + int rc; + if (timeout < 0) { + rc = NXCondWait(cond->cond, mutex->mutex); + } + else { + timeout = timeout * 1000 / NXGetSystemTick(); + rc = NXCondTimedWait(cond->cond, mutex->mutex, timeout); + if (rc == NX_ETIMEDOUT) { + return APR_TIMEUP; + } + } + if (rc != 0) { + return APR_EINTR; + } + return APR_SUCCESS; +} + +APR_DECLARE(apr_status_t) apr_thread_cond_signal(apr_thread_cond_t *cond) +{ + NXCondSignal(cond->cond); + return APR_SUCCESS; +} + +APR_DECLARE(apr_status_t) apr_thread_cond_broadcast(apr_thread_cond_t *cond) +{ + NXCondBroadcast(cond->cond); + return APR_SUCCESS; +} + +APR_DECLARE(apr_status_t) apr_thread_cond_destroy(apr_thread_cond_t *cond) +{ + apr_status_t stat; + if ((stat = thread_cond_cleanup(cond)) == APR_SUCCESS) { + apr_pool_cleanup_kill(cond->pool, cond, thread_cond_cleanup); + return APR_SUCCESS; + } + return stat; +} + +APR_POOL_IMPLEMENT_ACCESSOR(thread_cond) + diff --git a/locks/netware/thread_mutex.c b/locks/netware/thread_mutex.c new file mode 100644 index 0000000..435abeb --- /dev/null +++ b/locks/netware/thread_mutex.c @@ -0,0 +1,181 @@ +/* Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You under the Apache License, Version 2.0 + * (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include "apr.h" +#include "apr_private.h" +#include "apr_general.h" +#include "apr_strings.h" +#include "apr_arch_thread_mutex.h" +#include "apr_thread_cond.h" +#include "apr_portable.h" + +static apr_status_t thread_mutex_cleanup(void *data) +{ + apr_thread_mutex_t *mutex = (apr_thread_mutex_t *)data; + + NXMutexFree(mutex->mutex); + return APR_SUCCESS; +} + +APR_DECLARE(apr_status_t) apr_thread_mutex_create(apr_thread_mutex_t **mutex, + unsigned int flags, + apr_pool_t *pool) +{ + apr_thread_mutex_t *new_mutex = NULL; + + /* XXX: Implement _UNNESTED flavor and favor _DEFAULT for performance + */ + if (flags & APR_THREAD_MUTEX_UNNESTED) { + return APR_ENOTIMPL; + } + new_mutex = (apr_thread_mutex_t *)apr_pcalloc(pool, sizeof(apr_thread_mutex_t)); + + if (new_mutex == NULL) { + return APR_ENOMEM; + } + new_mutex->pool = pool; + + new_mutex->mutex = NXMutexAlloc(NX_MUTEX_RECURSIVE, 0, NULL); + + if(new_mutex->mutex == NULL) + return APR_ENOMEM; + + if (flags & APR_THREAD_MUTEX_TIMED) { + apr_status_t rv = apr_thread_cond_create(&new_mutex->cond, pool); + if (rv != APR_SUCCESS) { + NXMutexFree(new_mutex->mutex); + return rv; + } + } + + apr_pool_cleanup_register(new_mutex->pool, new_mutex, + (void*)thread_mutex_cleanup, + apr_pool_cleanup_null); + *mutex = new_mutex; + return APR_SUCCESS; +} + +APR_DECLARE(apr_status_t) apr_thread_mutex_lock(apr_thread_mutex_t *mutex) +{ + if (mutex->cond) { + apr_status_t rv; + NXLock(mutex->mutex); + if (mutex->locked) { + mutex->num_waiters++; + rv = apr_thread_cond_wait(mutex->cond, mutex); + mutex->num_waiters--; + } + else { + mutex->locked = 1; + rv = APR_SUCCESS; + } + NXUnlock(mutex->mutex); + return rv; + } + + NXLock(mutex->mutex); + return APR_SUCCESS; +} + +APR_DECLARE(apr_status_t) apr_thread_mutex_trylock(apr_thread_mutex_t *mutex) +{ + if (mutex->cond) { + apr_status_t rv; + NXLock(mutex->mutex); + if (mutex->locked) { + rv = APR_EBUSY; + } + else { + mutex->locked = 1; + rv = APR_SUCCESS; + } + NXUnlock(mutex->mutex); + return rv; + } + + if (!NXTryLock(mutex->mutex)) + return APR_EBUSY; + return APR_SUCCESS; +} + +APR_DECLARE(apr_status_t) apr_thread_mutex_timedlock(apr_thread_mutex_t *mutex, + apr_interval_time_t timeout) +{ + if (mutex->cond) { + apr_status_t rv = APR_SUCCESS; + + NXLock(mutex->mutex); + if (mutex->locked) { + if (timeout <= 0) { + rv = APR_TIMEUP; + } + else { + mutex->num_waiters++; + do { + rv = apr_thread_cond_timedwait(mutex->cond, mutex, + timeout); + } while (rv == APR_SUCCESS && mutex->locked); + mutex->num_waiters--; + } + } + if (rv == APR_SUCCESS) { + mutex->locked = 1; + } + NXUnlock(mutex->mutex); + return rv; + } + + return APR_ENOTIMPL; +} + +APR_DECLARE(apr_status_t) apr_thread_mutex_unlock(apr_thread_mutex_t *mutex) +{ + apr_status_t rv = APR_SUCCESS; + + if (mutex->cond) { + NXLock(mutex->mutex); + + if (!mutex->locked) { + rv = APR_EINVAL; + } + else if (mutex->num_waiters) { + rv = apr_thread_cond_signal(mutex->cond); + } + if (rv == APR_SUCCESS) { + mutex->locked = 0; + } + } + + NXUnlock(mutex->mutex); + return rv; +} + +APR_DECLARE(apr_status_t) apr_thread_mutex_destroy(apr_thread_mutex_t *mutex) +{ + apr_status_t stat, rv = APR_SUCCESS; + if (mutex->cond) { + rv = apr_thread_cond_destroy(mutex->cond); + mutex->cond = NULL; + } + stat = apr_pool_cleanup_run(mutex->pool, mutex, thread_mutex_cleanup); + if (stat == APR_SUCCESS && rv) { + stat = rv; + } + return stat; +} + +APR_POOL_IMPLEMENT_ACCESSOR(thread_mutex) + diff --git a/locks/netware/thread_rwlock.c b/locks/netware/thread_rwlock.c new file mode 100644 index 0000000..f971aef --- /dev/null +++ b/locks/netware/thread_rwlock.c @@ -0,0 +1,102 @@ +/* Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You under the Apache License, Version 2.0 + * (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include "apr.h" +#include "apr_private.h" +#include "apr_general.h" +#include "apr_strings.h" +#include "apr_arch_thread_rwlock.h" +#include "apr_portable.h" + +static apr_status_t thread_rwlock_cleanup(void *data) +{ + apr_thread_rwlock_t *rwlock = (apr_thread_rwlock_t *)data; + + NXRwLockFree (rwlock->rwlock); + return APR_SUCCESS; +} + +APR_DECLARE(apr_status_t) apr_thread_rwlock_create(apr_thread_rwlock_t **rwlock, + apr_pool_t *pool) +{ + apr_thread_rwlock_t *new_rwlock = NULL; + + NXHierarchy_t hierarchy = 1; /* for libc NKS NXRwLockAlloc */ + NXLockInfo_t *info; /* for libc NKS NXRwLockAlloc */ + + new_rwlock = (apr_thread_rwlock_t *)apr_pcalloc(pool, sizeof(apr_thread_rwlock_t)); + + if(new_rwlock ==NULL) { + return APR_ENOMEM; + } + new_rwlock->pool = pool; + + info = (NXLockInfo_t *)apr_pcalloc(pool, sizeof(NXLockInfo_t)); + new_rwlock->rwlock = NXRwLockAlloc(hierarchy, info); + if(new_rwlock->rwlock == NULL) + return APR_ENOMEM; + + apr_pool_cleanup_register(new_rwlock->pool, new_rwlock, thread_rwlock_cleanup, + apr_pool_cleanup_null); + *rwlock = new_rwlock; + + return APR_SUCCESS; +} + +APR_DECLARE(apr_status_t) apr_thread_rwlock_rdlock(apr_thread_rwlock_t *rwlock) +{ + NXRdLock(rwlock->rwlock); + return APR_SUCCESS; +} + +APR_DECLARE(apr_status_t) apr_thread_rwlock_tryrdlock(apr_thread_rwlock_t *rwlock) +{ + if (!NXTryRdLock(rwlock->rwlock)) + return APR_EBUSY; + return APR_SUCCESS; +} + +APR_DECLARE(apr_status_t) apr_thread_rwlock_wrlock(apr_thread_rwlock_t *rwlock) +{ + NXWrLock(rwlock->rwlock); + return APR_SUCCESS; +} + +APR_DECLARE(apr_status_t) apr_thread_rwlock_trywrlock(apr_thread_rwlock_t *rwlock) +{ + if (!NXTryWrLock(rwlock->rwlock)) + return APR_EBUSY; + return APR_SUCCESS; +} + +APR_DECLARE(apr_status_t) apr_thread_rwlock_unlock(apr_thread_rwlock_t *rwlock) +{ + NXRwUnlock(rwlock->rwlock); + return APR_SUCCESS; +} + +APR_DECLARE(apr_status_t) apr_thread_rwlock_destroy(apr_thread_rwlock_t *rwlock) +{ + apr_status_t stat; + if ((stat = thread_rwlock_cleanup(rwlock)) == APR_SUCCESS) { + apr_pool_cleanup_kill(rwlock->pool, rwlock, thread_rwlock_cleanup); + return APR_SUCCESS; + } + return stat; +} + +APR_POOL_IMPLEMENT_ACCESSOR(thread_rwlock) + |