Rich Felker | 0b44a03 | 2011-02-12 00:22:29 -0500 | [diff] [blame^] | 1 | #ifndef _PTHREAD_IMPL_H |
| 2 | #define _PTHREAD_IMPL_H |
| 3 | |
| 4 | #include <pthread.h> |
| 5 | #include <sched.h> |
| 6 | #include <signal.h> |
| 7 | #include <unistd.h> |
| 8 | #include <sys/mman.h> |
| 9 | #include <errno.h> |
| 10 | #include <limits.h> |
| 11 | #include <inttypes.h> |
| 12 | #include <setjmp.h> |
| 13 | #include <string.h> |
| 14 | #include <time.h> |
| 15 | #include "libc.h" |
| 16 | #include "syscall.h" |
| 17 | #include "atomic.h" |
| 18 | #include "futex.h" |
| 19 | |
| 20 | #define pthread __pthread |
| 21 | |
| 22 | struct pthread { |
| 23 | struct pthread *self, *join; |
| 24 | int errno_val; |
| 25 | pid_t tid, pid; |
| 26 | volatile int canceldisable, cancelasync, cancelpoint, cancel; |
| 27 | unsigned char *map_base; |
| 28 | size_t map_size; |
| 29 | void *start_arg; |
| 30 | void *(*start)(void *); |
| 31 | void *result; |
| 32 | jmp_buf exit_jmp_buf; |
| 33 | int detached; |
| 34 | int exitlock; |
| 35 | unsigned long tlsdesc[4]; |
| 36 | struct __ptcb *cancelbuf; |
| 37 | void **tsd; |
| 38 | int tsd_used; |
| 39 | pthread_attr_t attr; |
| 40 | int *errno_ptr; |
| 41 | }; |
| 42 | |
| 43 | static inline struct pthread *__pthread_self() |
| 44 | { |
| 45 | struct pthread *self; |
| 46 | __asm__ ("movl %%gs:0,%0" : "=r" (self) ); |
| 47 | return self; |
| 48 | } |
| 49 | |
| 50 | #define SIGCANCEL 32 |
| 51 | #define SIGSYSCALL 33 |
| 52 | #define SIGTIMER 32 /* ?? */ |
| 53 | |
| 54 | int __set_thread_area(unsigned long *); |
| 55 | int __set_pthread_self(void *); |
| 56 | int __libc_sigaction(int, const struct sigaction *, struct sigaction *); |
| 57 | int __libc_sigprocmask(int, const sigset_t *, sigset_t *); |
| 58 | void __lock(volatile int *); |
| 59 | void __unmapself(void *, size_t); |
| 60 | |
| 61 | int __timedwait(volatile int *, int, clockid_t, const struct timespec *, int); |
| 62 | void __wait(volatile int *, volatile int *, int, int); |
| 63 | void __wake(volatile int *, int, int); |
| 64 | |
| 65 | #define DEFAULT_STACK_SIZE (16384-PAGE_SIZE) |
| 66 | #define DEFAULT_GUARD_SIZE PAGE_SIZE |
| 67 | |
| 68 | #endif |