/* Create a boxed integer. */
Boxed integer_new(Integer value) {
Boxed reference = boxed_new(integer_alloc(value));
if (!reference)
goto memory_error;
return reference;
memory_error:
return NULL;
}
/*
* Allocates a fileset instance, initializes fs_dirgamma and
* fs_sizegamma default values, and sets the fileset name to the
* supplied name string. Puts the allocated fileset on the
* master fileset list and returns a pointer to it.
*/
fileset_t *
fileset_define(char *name)
{
fileset_t *fileset;
if (name == NULL)
return (NULL);
if ((fileset = (fileset_t *)ipc_malloc(FILEBENCH_FILESET)) == NULL) {
filebench_log(LOG_ERROR,
"fileset_define: Can't malloc fileset");
return (NULL);
}
filebench_log(LOG_DEBUG_IMPL, "Defining file %s", name);
(void) ipc_mutex_lock(&filebench_shm->fileset_lock);
fileset->fs_dirgamma = integer_alloc(1500);
fileset->fs_sizegamma = integer_alloc(1500);
/* Add fileset to global list */
if (filebench_shm->filesetlist == NULL) {
filebench_shm->filesetlist = fileset;
fileset->fs_next = NULL;
} else {
fileset->fs_next = filebench_shm->filesetlist;
filebench_shm->filesetlist = fileset;
}
(void) ipc_mutex_unlock(&filebench_shm->fileset_lock);
(void) strcpy(fileset->fs_name, name);
return (fileset);
}
/*
* Allocates a flowop entity and initializes it with inherited
* contents from the "inherit" flowop, if it is supplied, or
* with zeros otherwise. In either case the file descriptor
* (fo_fd) is set to -1, and the fo_next and fo_threadnext
* pointers are set to NULL, and fo_thread is set to point to
* the owning threadflow. The initialized flowop is placed at
* the head of the global flowop list, and also placed on the
* tail of thethreadflow's tf_ops list. The routine locks the
* flowop's fo_lock and leaves it held on return. If successful,
* it returns a pointer to the allocated and initialized flowop,
* otherwise NULL.
*
* filebench_shm->flowop_lock must be held by caller.
*/
static flowop_t *
flowop_define_common(threadflow_t *threadflow, char *name, flowop_t *inherit,
int instance, int type)
{
flowop_t *flowop;
if (name == NULL)
return (NULL);
if ((flowop = (flowop_t *)ipc_malloc(FILEBENCH_FLOWOP)) == NULL) {
filebench_log(LOG_ERROR,
"flowop_define: Can't malloc flowop");
return (NULL);
}
filebench_log(LOG_DEBUG_IMPL, "defining flowops %s-%d, addr %zx",
name, instance, flowop);
if (flowop == NULL)
return (NULL);
if (inherit) {
(void) memcpy(flowop, inherit, sizeof (flowop_t));
(void) pthread_mutex_init(&flowop->fo_lock, ipc_mutexattr());
(void) ipc_mutex_lock(&flowop->fo_lock);
flowop->fo_next = NULL;
flowop->fo_threadnext = NULL;
flowop->fo_fd = -1;
filebench_log(LOG_DEBUG_IMPL,
"flowop %s-%d calling init", name, instance);
} else {
(void) memset(flowop, 0, sizeof (flowop_t));
flowop->fo_fd = -1;
flowop->fo_iters = integer_alloc(1);
flowop->fo_type = type;
(void) pthread_mutex_init(&flowop->fo_lock, ipc_mutexattr());
(void) ipc_mutex_lock(&flowop->fo_lock);
}
/* Create backpointer to thread */
flowop->fo_thread = threadflow;
/* Add flowop to global list */
if (filebench_shm->flowoplist == NULL) {
filebench_shm->flowoplist = flowop;
flowop->fo_next = NULL;
} else {
flowop->fo_next = filebench_shm->flowoplist;
filebench_shm->flowoplist = flowop;
}
(void) strcpy(flowop->fo_name, name);
flowop->fo_instance = instance;
if (threadflow == NULL)
return (flowop);
/* Add flowop to thread op list */
if (threadflow->tf_ops == NULL) {
threadflow->tf_ops = flowop;
flowop->fo_threadnext = NULL;
} else {
flowop_t *flowend;
/* Find the end of the thread list */
flowend = threadflow->tf_ops;
while (flowend->fo_threadnext != NULL)
flowend = flowend->fo_threadnext;
flowend->fo_threadnext = flowop;
flowop->fo_threadnext = NULL;
}
return (flowop);
}
