8e551a6319
Change-Id: I3be997f5f1f6a894a3c200d4f325cf3bfd428c66 Author: James Rose <james.rose@intel.com> Signed-off-by: Bruce Beare <bruce.j.beare@intel.com>
167 lines
3.3 KiB
C
167 lines
3.3 KiB
C
/*
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* Copyright 2006 The Android Open Source Project
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*/
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#ifndef _LIBTHREAD_DB__THREAD_DB_H
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#define _LIBTHREAD_DB__THREAD_DB_H
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#include <pthread.h>
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#include <signal.h>
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#include <stdint.h>
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#include <sys/types.h>
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#include <sys/procfs.h>
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#define TD_THR_ANY_USER_FLAGS 0xffffffff
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#define TD_THR_LOWEST_PRIORITY -20
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#define TD_SIGNO_MASK NULL
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/* td_err_e values */
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enum {
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TD_OK,
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TD_ERR,
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TD_NOTHR,
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TD_NOSV,
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TD_NOLWP,
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TD_BADPH,
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TD_BADTH,
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TD_BADSH,
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TD_BADTA,
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TD_BADKEY,
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TD_NOMSG,
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TD_NOFPREGS,
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TD_NOLIBTHREAD,
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TD_NOEVENT,
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TD_NOCAPAB,
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TD_DBERR,
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TD_NOAPLIC,
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TD_NOTSD,
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TD_MALLOC,
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TD_PARTIALREG,
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TD_NOXREGS,
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TD_VERSION
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};
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/*
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* td_event_e values
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* NOTE: There is a max of 32 events
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*/
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enum {
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TD_CREATE,
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TD_DEATH
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};
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/* td_thr_state_e values */
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enum {
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TD_THR_ANY_STATE,
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TD_THR_UNKNOWN,
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TD_THR_SLEEP,
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TD_THR_ZOMBIE
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};
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typedef int32_t td_err_e;
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typedef uint32_t td_event_e;
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typedef uint32_t td_notify_e;
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typedef uint32_t td_thr_state_e;
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typedef pthread_t thread_t;
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typedef struct
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{
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pid_t pid;
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struct ps_prochandle *ph;
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} td_thragent_t;
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typedef struct
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{
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pid_t pid;
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pid_t tid;
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} td_thrhandle_t;
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typedef struct
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{
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td_event_e event;
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td_thrhandle_t const * th_p;
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union {
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void * data;
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} msg;
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} td_event_msg_t;
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typedef struct
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{
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uint32_t events;
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} td_thr_events_t;
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typedef struct
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{
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union {
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void * bptaddr;
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} u;
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} td_notify_t;
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typedef struct
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{
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td_thr_state_e ti_state;
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thread_t ti_tid; // pthread's id for the thread
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int32_t ti_lid; // the kernel's id for the thread
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} td_thrinfo_t;
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#define td_event_emptyset(set) \
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(set)->events = 0
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#define td_event_fillset(set) \
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(set)->events = 0xffffffff
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#define td_event_addset(set, n) \
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(set)->events |= (1 << n)
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typedef int td_thr_iter_f(td_thrhandle_t const *, void *);
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struct ps_prochandle;
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#ifdef __cplusplus
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extern "C"{
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#endif
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extern td_err_e td_ta_new(struct ps_prochandle * proc_handle, td_thragent_t ** thread_agent);
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extern td_err_e td_ta_delete(td_thragent_t * ta);
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extern td_err_e td_ta_set_event(td_thragent_t const * agent, td_thr_events_t * event);
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extern td_err_e td_ta_event_addr(td_thragent_t const * agent, td_event_e event, td_notify_t * notify);
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extern td_err_e td_ta_clear_event(const td_thragent_t * ta_arg,
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td_thr_events_t * event);
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extern td_err_e td_ta_event_getmsg(td_thragent_t const * agent, td_event_msg_t * event);
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extern td_err_e td_ta_map_lwp2thr(td_thragent_t const * agent, lwpid_t lwpid,
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td_thrhandle_t *th);
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extern td_err_e td_thr_get_info(td_thrhandle_t const * handle,
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td_thrinfo_t * info);
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extern td_err_e td_thr_event_enable(td_thrhandle_t const * handle,
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td_event_e event);
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extern td_err_e td_ta_thr_iter(td_thragent_t const * agent, td_thr_iter_f * func, void * cookie,
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td_thr_state_e state, int32_t prio, sigset_t * sigmask, uint32_t user_flags);
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extern td_err_e td_thr_event_enable(td_thrhandle_t const * handle, td_event_e event);
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extern td_err_e td_thr_get_info(td_thrhandle_t const * handle, td_thrinfo_t * info);
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extern char const ** td_symbol_list(void);
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extern td_err_e td_thr_tls_get_addr(const td_thrhandle_t * th,
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psaddr_t map_address, size_t offset,
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psaddr_t * address);
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#ifdef __cplusplus
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}
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#endif
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#endif
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