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Use cookies for thread identification instead of pointers directly which gives a buffer against wrongly identifying a thread when the slot is recycled (which has been nagging me for awhile). A slot gets 255 uses before it repeats. Everything gets incompatible so a full update is required.

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@19377 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Michael Sevakis 2008-12-10 08:57:10 +00:00
parent 40ff47c7ee
commit 8cfbd3604f
32 changed files with 329 additions and 234 deletions
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26
apps/plugin.h
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@ -7,7 +7,7 @@
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright (C) 2002 Björn Stenberg
* Copyright (C) 2002 Björn Stenberg
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
@ -131,12 +131,12 @@ void* plugin_get_buffer(size_t *buffer_size);
#define PLUGIN_MAGIC 0x526F634B /* RocK */
/* increase this every time the api struct changes */
#define PLUGIN_API_VERSION 128
#define PLUGIN_API_VERSION 129
/* update this to latest version if a change to the api struct breaks
backwards compatibility (and please take the opportunity to sort in any
new function which are "waiting" at the end of the function table) */
#define PLUGIN_MIN_API_VERSION 127
#define PLUGIN_MIN_API_VERSION 129
/* plugin return codes */
enum plugin_status {
@ -244,6 +244,7 @@ struct plugin_api {
int min_shown, int max_shown,
unsigned flags);
#endif /* HAVE_LCD_BITMAP */
const char* (*get_codepage_name)(int cp);
/* backlight */
/* The backlight_* functions must be present in the API regardless whether
@ -408,13 +409,13 @@ struct plugin_api {
long (*default_event_handler)(long event);
long (*default_event_handler_ex)(long event, void (*callback)(void *), void *parameter);
struct thread_entry* threads;
struct thread_entry* (*create_thread)(void (*function)(void), void* stack,
size_t stack_size, unsigned flags,
const char *name
IF_PRIO(, int priority)
IF_COP(, unsigned int core));
unsigned int (*create_thread)(void (*function)(void), void* stack,
size_t stack_size, unsigned flags,
const char *name
IF_PRIO(, int priority)
IF_COP(, unsigned int core));
void (*thread_exit)(void);
void (*thread_wait)(struct thread_entry *thread);
void (*thread_wait)(unsigned int thread_id);
#if CONFIG_CODEC == SWCODEC
void (*mutex_init)(struct mutex *m);
void (*mutex_lock)(struct mutex *m);
@ -456,7 +457,7 @@ struct plugin_api {
#if CONFIG_CODEC == SWCODEC
void (*queue_enable_queue_send)(struct event_queue *q,
struct queue_sender_list *send,
struct thread_entry *owner);
unsigned int thread_id);
bool (*queue_empty)(const struct event_queue *q);
void (*queue_wait)(struct event_queue *q, struct queue_event *ev);
intptr_t (*queue_send)(struct event_queue *q, long id,
@ -616,6 +617,7 @@ struct plugin_api {
void (*gui_syncstatusbar_draw)(struct gui_syncstatusbar * bars, bool force_redraw);
/* options */
const struct settings_list* (*get_settings_list)(int*count);
const struct settings_list* (*find_setting)(const void* variable, int *id);
bool (*option_screen)(const struct settings_list *setting,
struct viewport parent[NB_SCREENS],
@ -771,7 +773,7 @@ struct plugin_api {
char *buf, int buflen);
#endif
void (*thread_thaw)(struct thread_entry *thread);
void (*thread_thaw)(unsigned int thread_id);
#ifdef HAVE_SEMAPHORE_OBJECTS
void (*semaphore_init)(struct semaphore *s, int max, int start);
@ -782,8 +784,6 @@ struct plugin_api {
const char *appsversion;
/* new stuff at the end, sort into place next time
the API gets incompatible */
const struct settings_list* (*get_settings_list)(int*count);
const char* (*get_codepage_name)(int cp);
};
/* plugin header */