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106 lines
2.4 KiB
C
106 lines
2.4 KiB
C
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/* Private header for thread debug library. */
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#ifndef _THREAD_DBP_H
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#define _THREAD_DBP_H 1
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#include <string.h>
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#include "proc_service.h"
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#include "thread_db.h"
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#include "internals.h"
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/* Indeces for the symbol names. */
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enum
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{
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PTHREAD_THREADS_EVENTS = 0,
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PTHREAD_LAST_EVENT,
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PTHREAD_HANDLES_NUM,
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PTHREAD_HANDLES,
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PTHREAD_KEYS,
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LINUXTHREADS_PTHREAD_THREADS_MAX,
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LINUXTHREADS_PTHREAD_KEYS_MAX,
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LINUXTHREADS_PTHREAD_SIZEOF_DESCR,
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LINUXTHREADS_CREATE_EVENT,
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LINUXTHREADS_DEATH_EVENT,
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LINUXTHREADS_REAP_EVENT,
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NUM_MESSAGES
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};
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/* Comment out the following for less verbose output. */
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#ifndef NDEBUG
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# define LOG(c) if (__td_debug) __libc_write (2, c "\n", strlen (c "\n"))
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extern int __td_debug;
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#else
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# define LOG(c)
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#endif
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/* Handle for a process. This type is opaque. */
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struct td_thragent
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{
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/* Delivered by the debugger and we have to pass it back in the
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proc callbacks. */
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struct ps_prochandle *ph;
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/* Some cached information. */
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/* Address of the `__pthread_handles' array. */
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struct pthread_handle_struct *handles;
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/* Address of the `pthread_kyes' array. */
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struct pthread_key_struct *keys;
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/* Maximum number of threads. */
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int pthread_threads_max;
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/* Maximum number of thread-local data keys. */
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int pthread_keys_max;
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/* Size of 2nd level array for thread-local data keys. */
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int pthread_key_2ndlevel_size;
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/* Sizeof struct _pthread_descr_struct. */
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int sizeof_descr;
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/* Pointer to the `__pthread_threads_events' variable in the target. */
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psaddr_t pthread_threads_eventsp;
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/* Pointer to the `__pthread_last_event' variable in the target. */
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psaddr_t pthread_last_event;
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/* Pointer to the `__pthread_handles_num' variable. */
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psaddr_t pthread_handles_num;
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};
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/* Type used internally to keep track of thread agent descriptors. */
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struct agent_list
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{
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td_thragent_t *ta;
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struct agent_list *next;
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};
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/* List of all known descriptors. */
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extern struct agent_list *__td_agent_list;
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/* Function used to test for correct thread agent pointer. */
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static inline int
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ta_ok (const td_thragent_t *ta)
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{
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struct agent_list *runp = __td_agent_list;
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if (ta == NULL)
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return 0;
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while (runp != NULL && runp->ta != ta)
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runp = runp->next;
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return runp != NULL;
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}
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/* Internal wrapper around ps_pglobal_lookup. */
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extern int td_lookup (struct ps_prochandle *ps, int idx, psaddr_t *sym_addr);
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#endif /* thread_dbP.h */
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