projects / thirdparty / glibc.git / blame
| Commit | Line | Data |
|---|---|---|
| 76a50749 UD |
1 | /* Private header for thread debug library. */ |
| 2 | #ifndef _THREAD_DBP_H | |
| 3 | #define _THREAD_DBP_H 1 | |
| 4 | ||
| 5 | #include <stdbool.h> | |
| 6 | #include <string.h> | |
| 7 | #include <unistd.h> | |
| 8 | #include "proc_service.h" | |
| 9 | #include "thread_db.h" | |
| 10 | #include "../nptl/pthreadP.h" | |
| 11 | #include <list.h> | |
| 12 | ||
| 13 | ||
| 14 | /* Indeces for the symbol names. */ | |
| 15 | enum | |
| 16 | { | |
| 17 | SYM_PTHREAD_THREADS_EVENTS = 0, | |
| 18 | SYM_PTHREAD_LAST_EVENT, | |
| 19 | SYM_PTHREAD_NTHREADS, | |
| 20 | SYM_PTHREAD_STACK_USED, | |
| 21 | SYM_PTHREAD_STACK_USER, | |
| 22 | SYM_PTHREAD_KEYS, | |
| 23 | SYM_PTHREAD_KEYS_MAX, | |
| 24 | SYM_PTHREAD_SIZEOF_DESCR, | |
| 25 | SYM_PTHREAD_CREATE_EVENT, | |
| 26 | SYM_PTHREAD_DEATH_EVENT, | |
| 27 | SYM_PTHREAD_VERSION, | |
| 28 | SYM_NUM_MESSAGES | |
| 29 | }; | |
| 30 | ||
| 31 | ||
| 32 | /* Comment out the following for less verbose output. */ | |
| 33 | #ifndef NDEBUG | |
| 34 | # define LOG(c) if (__td_debug) __libc_write (2, c "\n", strlen (c "\n")) | |
| 35 | extern int __td_debug; | |
| 36 | #else | |
| 37 | # define LOG(c) | |
| 38 | #endif | |
| 39 | ||
| 40 | ||
| 41 | /* Handle for a process. This type is opaque. */ | |
| 42 | struct td_thragent | |
| 43 | { | |
| 44 | /* Delivered by the debugger and we have to pass it back in the | |
| 45 | proc callbacks. */ | |
| 46 | struct ps_prochandle *ph; | |
| 47 | ||
| 48 | /* Some cached information. */ | |
| 49 | ||
| 50 | /* Lists of running threads. */ | |
| 51 | psaddr_t stack_used; | |
| 52 | psaddr_t stack_user; | |
| 53 | ||
| 54 | /* Address of the `pthread_keys' array. */ | |
| 55 | struct pthread_key_struct *keys; | |
| 56 | ||
| 57 | /* Maximum number of thread-local data keys. */ | |
| 58 | int pthread_keys_max; | |
| 59 | ||
| 60 | /* Size of 2nd level array for thread-local data keys. */ | |
| 61 | int pthread_key_2ndlevel_size; | |
| 62 | ||
| 63 | /* Sizeof struct _pthread_descr_struct. */ | |
| 64 | int sizeof_descr; | |
| 65 | ||
| 66 | /* Pointer to the `__pthread_threads_events' variable in the target. */ | |
| 67 | psaddr_t pthread_threads_eventsp; | |
| 68 | ||
| 69 | /* Pointer to the `__pthread_last_event' variable in the target. */ | |
| 70 | psaddr_t pthread_last_event; | |
| 71 | ||
| 72 | /* List head the queue agent structures. */ | |
| 73 | list_t list; | |
| 74 | }; | |
| 75 | ||
| 76 | ||
| 77 | /* List of all known descriptors. */ | |
| 78 | extern list_t __td_agent_list; | |
| 79 | ||
| 80 | ||
| 81 | /* Function used to test for correct thread agent pointer. */ | |
| 82 | static inline bool | |
| 83 | ta_ok (const td_thragent_t *ta) | |
| 84 | { | |
| 85 | list_t *runp; | |
| 86 | ||
| 87 | list_for_each (runp, &__td_agent_list) | |
| 88 | if (list_entry (runp, td_thragent_t, list) == ta) | |
| 89 | return true; | |
| 90 | ||
| 91 | return false; | |
| 92 | } | |
| 93 | ||
| 94 | ||
| 95 | /* Internal wrapper around ps_pglobal_lookup. */ | |
| 96 | extern int td_lookup (struct ps_prochandle *ps, int idx, psaddr_t *sym_addr); | |
| 97 | ||
| 98 | #endif /* thread_dbP.h */ |