| 1 | /* GStreamer |
|---|
| 2 | * Copyright (C) 1999,2000 Erik Walthinsen <omega@cse.ogi.edu> |
|---|
| 3 | * 2000 Wim Taymans <wtay@chello.be> |
|---|
| 4 | * |
|---|
| 5 | * cothreads.h: Header for cothreading routines |
|---|
| 6 | * |
|---|
| 7 | * This library is free software; you can redistribute it and/or |
|---|
| 8 | * modify it under the terms of the GNU Library General Public |
|---|
| 9 | * License as published by the Free Software Foundation; either |
|---|
| 10 | * version 2 of the License, or (at your option) any later version. |
|---|
| 11 | * |
|---|
| 12 | * This library is distributed in the hope that it will be useful, |
|---|
| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
|---|
| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
|---|
| 15 | * Library General Public License for more details. |
|---|
| 16 | * |
|---|
| 17 | * You should have received a copy of the GNU Library General Public |
|---|
| 18 | * License along with this library; if not, write to the |
|---|
| 19 | * Free Software Foundation, Inc., 59 Temple Place - Suite 330, |
|---|
| 20 | * Boston, MA 02111-1307, USA. |
|---|
| 21 | */ |
|---|
| 22 | |
|---|
| 23 | #ifndef __COTHREADS_H__ |
|---|
| 24 | #define __COTHREADS_H__ |
|---|
| 25 | |
|---|
| 26 | #include <glib.h> |
|---|
| 27 | #include <setjmp.h> |
|---|
| 28 | |
|---|
| 29 | typedef struct _cothread_state cothread_state; |
|---|
| 30 | typedef struct _cothread_context cothread_context; |
|---|
| 31 | |
|---|
| 32 | typedef int (*cothread_func) (int argc,char **argv); |
|---|
| 33 | |
|---|
| 34 | #define COTHREAD_STARTED 0x01 |
|---|
| 35 | #define COTHREAD_DESTROYED 0x02 |
|---|
| 36 | |
|---|
| 37 | struct _cothread_state { |
|---|
| 38 | cothread_context *ctx; |
|---|
| 39 | int cothreadnum; |
|---|
| 40 | gpointer priv; |
|---|
| 41 | |
|---|
| 42 | cothread_func func; |
|---|
| 43 | int argc; |
|---|
| 44 | char **argv; |
|---|
| 45 | |
|---|
| 46 | int flags; |
|---|
| 47 | void *sp; |
|---|
| 48 | jmp_buf jmp; |
|---|
| 49 | void *stack_base; |
|---|
| 50 | unsigned long stack_size; |
|---|
| 51 | |
|---|
| 52 | int magic_number; |
|---|
| 53 | }; |
|---|
| 54 | |
|---|
| 55 | |
|---|
| 56 | cothread_context* cothread_context_init (void); |
|---|
| 57 | void cothread_context_free (cothread_context *ctx); |
|---|
| 58 | void cothread_context_set_data (cothread_state *cothread, |
|---|
| 59 | gchar *key, gpointer data); |
|---|
| 60 | gpointer cothread_context_get_data (cothread_state *cothread, gchar *key); |
|---|
| 61 | |
|---|
| 62 | cothread_state* cothread_create (cothread_context *ctx); |
|---|
| 63 | void cothread_free (cothread_state *cothread); |
|---|
| 64 | void cothread_setfunc (cothread_state *cothread, cothread_func func, |
|---|
| 65 | int argc, char **argv); |
|---|
| 66 | void cothread_stop (cothread_state *cothread); |
|---|
| 67 | |
|---|
| 68 | void cothread_switch (cothread_state *cothread); |
|---|
| 69 | void cothread_set_private (cothread_state *cothread, |
|---|
| 70 | gpointer data); |
|---|
| 71 | gpointer cothread_get_private (cothread_state *cothread); |
|---|
| 72 | |
|---|
| 73 | cothread_state* cothread_main (cothread_context *ctx); |
|---|
| 74 | cothread_state* cothread_current_main (void); |
|---|
| 75 | cothread_state* cothread_current (void); |
|---|
| 76 | |
|---|
| 77 | #endif /* __COTHREAD_H__ */ |
|---|
