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// Copyright 2018 Mimecast Ltd.
//
// Licensed 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 "ithread.h"
#include "itask.h"
#include "../utils/futils.h"
void* ithread_pthread_start(void *data)
{
ithread_s *t = data;
init_s *i = t->init;
itask_s *task = NULL;
do {
while (NULL != (task = rbuffer_get_next(t->queue))) {
ithread_run_task(t, task);
// We need to mutex lock the reuse_queue as multiple threads
// can insert into it
pthread_mutex_lock(&i->reuse_queue_mutex);
int ret = rbuffer_insert(i->reuse_queue, task);
pthread_mutex_unlock(&i->reuse_queue_mutex);
if (!ret)
itask_destroy(task);
}
usleep(100);
} while (!t->terminate);
while (NULL != (task = rbuffer_get_next(t->queue))) {
ithread_run_task(t, task);
if (!rbuffer_insert(i->reuse_queue, task))
itask_destroy(task);
pthread_mutex_lock(&i->reuse_queue_mutex);
int ret = rbuffer_insert(i->reuse_queue, task);
pthread_mutex_unlock(&i->reuse_queue_mutex);
if (!ret)
itask_destroy(task);
}
return NULL;
}
ithread_s* ithread_new(init_s *i)
{
ithread_s *t = Malloc(ithread_s);
t->init = i;
t->queue = rbuffer_new(1024);
t->terminate = false;
return t;
}
void ithread_start(ithread_s *t)
{
start_pthread(&t->pthread, ithread_pthread_start, (void*)t);
}
void ithread_destroy(ithread_s *t)
{
rbuffer_destroy(t->queue);
free(t);
}
void ithread_terminate(ithread_s *t)
{
t->terminate = true;
pthread_join(t->pthread, NULL);
}
void ithread_run_task(ithread_s *t, itask_s *task)
{
if (task->is_dir) {
task->dirs_created += ensure_dir_exists(task->path);
} else if (task->is_file) {
if (!ensure_file_exists(task->path, &task->dirs_created)) {
task->files_created++;
if (task->vsize > 0) {
append_random_to_file(task->path, task->vsize);
task->sizes_created += task->vsize;
}
}
}
}
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