thd.h File Reference

Thread support (for now limited to netconfd) More...

#include <stdio.h>
#include <xmlstring.h>
#include <pthread.h>
#include <sys/signal.h>
#include "procdefs.h"
#include "status.h"
#include "ses.h"

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Data Structures
struct	thd_tcb_t
	Thread control block (TCB) More...

Enumerations
enum	thd_tcb_state_t {   THD_TCB_STATE_NONE ,   THD_TCB_STATE_ACTIVE ,   THD_TCB_STATE_INACTIVE ,   THD_TCB_STATE_DELETED ,   THD_TCB_STATE_LIMIT }
	Thread (tcb) states. More...
enum	thd_type_t {   THD_TYPE_NONE ,   THD_TYPE_BKGD ,   THD_TYPE_CONN ,   THD_TYPE_TMR ,   THD_TYPE_SES ,   THD_TYPE_DUMMY ,   THD_TYPE_LIMIT }
	Thread types. More...

Functions
boolean	thd_rcv_signal_setup (sigset_t *sigmask, thd_tcb_t *tcb)
	Init thread to receive omnibus signal. More...
void	thd_check_shutdown_signal (sigset_t *sigmask, thd_tcb_t *tcb)
	The agt_shutdown_requested == TRUE at this point. More...
boolean	thd_yield_for_cdx (int max_yield_count, uint usec, int ival, test_cdx_int_t sid_test_func)
	Yield scheduler in loop until specified condition(s) are met or max loop count is exceeded. More...
void	thd_set_main_pthread_attr (void)
	Set/display main pthread attributes, to be inherited by all threads, unless otherwise noted. More...
status_t	thd_master_init (void)
	Initialize all mutexes for use by threads. More...
void	thd_set_main_handle (void)
	Record the thread handle of "main" (running initially before any threads are created) for reference. More...
thd_tcb_t *	thd_new_tcb (thd_type_t type)
	Allocate a new thread control block. More...
void	thd_clear_locks (thd_tcb_t *tcb)
	Clear mutexes and RWLOCKs prior to termination. More...
void	thd_mark_tcb_deleted (thd_tcb_t *tcb)
	Cleanup (release resources associated with a TCB) and free it. More...
void	thd_shutdown (void)
	Begin thread ermination by signalling.
void	thd_cleanup (boolean phase1)
	Terminate threads and deallocate associated resources, including thread control blocks. More...
thd_tcb_t *	thd_find_tcb_by_handle (pthread_t handle)
	Find a thread by its OS pthread handle. More...
thd_tcb_t *	thd_find_tcb_by_capability (uint cap)
	Find a TCB supporting the specified capability. More...
thd_tcb_t *	thd_find_tcb_by_type (thd_type_t type)
	Find a TCB supporting the specified type. More...
int	thd_count_ses_threads (void)
	Count the number of session threads. More...
thd_tcb_t *	thd_find_tcb_by_sid (ses_id_t sid, boolean strict)
	Lookup TCB by session ID. More...
ses_id_t	thd_find_sess_id_by_handle (pthread_t handle)
	Find the session ID represented by the thread handle. More...
ses_id_t	thd_find_sess_id (void)
	Find the session ID represented by the current thread. More...
int	thd_find_thread_id (void)
	Find the thread ID represented by the current thread. More...
thd_tcb_t *	thd_get_thread_tcb (void)
	Return the TCB of the current thread. More...
void	thd_get_ids (int *tid, ses_id_t *sid)
	Return the TID and SID of the current running thread. More...
void	thd_set_ready (void)
	Netconfd will set thd_ready when initialization is complete, but before creating threads. More...
int	thd_lock_recursive_log_cs_mutex (void)
	Request lock on recursive logger CS (critical section) mutex. More...
int	thd_unlock_recursive_log_cs_mutex (void)
	Unlock recursive logger CS (critical section) mutex. More...
int	thd_lock_ses_sync_mutex (void)
	Request lock on session sync mutex (enforce session synchronization) More...
int	thd_unlock_ses_sync_mutex (void)
	Unlock session sync mutex (enforce session synchronization) More...
int	thd_lock_inreadyQ_mutex (ses_id_t sid)
	Request mutex lock for access to the inreadyQ (pending input). More...
int	thd_unlock_inreadyQ_mutex (ses_id_t sid)
	Unlock mutex for access to the inreadyQ (pending input). More...
status_t	thd_module_db_rdlock (thd_tcb_t *tcb)
	Request read access to the module DB ("object tree") More...
status_t	thd_module_db_wrlock (thd_tcb_t *tcb)
	Request write access to the module DB ("object tree"). More...
status_t	thd_module_db_unlock (thd_tcb_t *tcb)
	Unlock (release access) to the module DB ("object tree"). More...
thd_tcb_t *	thd_get_first_tcb (void)
	Get the first thread control block. More...
thd_tcb_t *	thd_get_next_tcb (thd_tcb_t *tcb)
	Get the next thread control block from the specified entry. More...

Detailed Description

Thread support (for now limited to netconfd)