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base/ipc/tbx/tbx.c File Reference

#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/errno.h>
#include <asm/uaccess.h>
#include <rtai_registry.h>
#include <rtai_schedcore.h>
#include <rtai_tbx.h>

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Functions

 MODULE_LICENSE ("GPL")
void enq_msg (RT_MSGQ *q, RT_MSGH *msg)
int rt_msgq_init (RT_MSGQ *mq, int nmsg, int msg_size)
int rt_msgq_delete (RT_MSGQ *mq)
RT_MSGQ * _rt_named_msgq_init (unsigned long msgq_name, int nmsg, int msg_size)
int rt_named_msgq_delete (RT_MSGQ *msgq)
int _send (RT_MSGQ *mq, void *msg, int msg_size, int msgpri, int space)
int _rt_msg_send (RT_MSGQ *mq, void *msg, int msg_size, int msgpri, int space)
int _rt_msg_send_if (RT_MSGQ *mq, void *msg, int msg_size, int msgpri, int space)
int _rt_msg_send_until (RT_MSGQ *mq, void *msg, int msg_size, int msgpri, RTIME until, int space)
int _rt_msg_send_timed (RT_MSGQ *mq, void *msg, int msg_size, int msgpri, RTIME delay, int space)
int _receive (RT_MSGQ *mq, void *msg, int msg_size, int *msgpri, int space)
int _rt_msg_receive (RT_MSGQ *mq, void *msg, int msg_size, int *msgpri, int space)
int _rt_msg_receive_if (RT_MSGQ *mq, void *msg, int msg_size, int *msgpri, int space)
int _rt_msg_receive_until (RT_MSGQ *mq, void *msg, int msg_size, int *msgpri, RTIME until, int space)
int _rt_msg_receive_timed (RT_MSGQ *mq, void *msg, int msg_size, int *msgpri, RTIME delay, int space)
int _rt_msg_evdrp (RT_MSGQ *mq, void *msg, int msg_size, int *msgpri, int space)
int _broadcast (RT_MSGQ *mq, void *msg, int msg_size, int msgpri, int broadcast, int space)
int _rt_msg_broadcast (RT_MSGQ *mq, void *msg, int msg_size, int msgpri, int space)
int _rt_msg_broadcast_if (RT_MSGQ *mq, void *msg, int msg_size, int msgpri, int space)
int _rt_msg_broadcast_until (RT_MSGQ *mq, void *msg, int msg_size, int msgpri, RTIME until, int space)
int _rt_msg_broadcast_timed (RT_MSGQ *mq, void *msg, int msg_size, int msgpri, RTIME delay, int space)
int set_rt_fun_entries (struct rt_native_fun_entry *entry)
void reset_rt_fun_entries (struct rt_native_fun_entry *entry)
int __rtai_msg_queue_init (void)
void __rtai_msg_queue_exit (void)
 module_init (__rtai_msg_queue_init)
 module_exit (__rtai_msg_queue_exit)
 EXPORT_SYMBOL (rt_msgq_init)
 EXPORT_SYMBOL (rt_msgq_delete)
 EXPORT_SYMBOL (_rt_named_msgq_init)
 EXPORT_SYMBOL (rt_named_msgq_delete)
 EXPORT_SYMBOL (_rt_msg_send)
 EXPORT_SYMBOL (_rt_msg_receive)
 EXPORT_SYMBOL (_rt_msg_broadcast)
 EXPORT_SYMBOL (_rt_msg_evdrp)

Variables

rt_native_fun_entry rt_msg_queue_entries []

Function Documentation

void __rtai_msg_queue_exit (  void   ) 
 

Definition at line 414 of file tbx.c.

References printk(), reset_rt_fun_entries(), and rt_msg_queue_entries.

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int __rtai_msg_queue_init (  void   ) 
 

Definition at line 408 of file tbx.c.

References printk(), rt_msg_queue_entries, and set_rt_fun_entries().

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int _broadcast (  RT_MSGQ *  mq,
void *  msg,
int  msg_size,
int  msgpri,
int  broadcast,
int  space
)  [static]
 

Definition at line 294 of file tbx.c.

References CNT_SEM, enq_msg(), flags, PRIO_Q, rt_malloc(), RT_MSGQ, rt_sem_signal(), rt_sem_wait_barrier(), rt_spin_lock_irqsave(), rt_spin_unlock_irqrestore, and rt_typed_sem_init().

Referenced by _rt_msg_broadcast(), _rt_msg_broadcast_if(), and _rt_msg_broadcast_until().

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int _receive (  RT_MSGQ *  mq,
void *  msg,
int  msg_size,
int *  msgpri,
int  space
)  [static]
 

Definition at line 189 of file tbx.c.

References flags, rt_free(), RT_MSGQ, rt_sem_signal(), rt_sem_wait_barrier(), rt_spin_lock_irqsave(), and rt_spin_unlock_irqrestore.

Referenced by _rt_msg_receive(), _rt_msg_receive_if(), and _rt_msg_receive_until().

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int _rt_msg_broadcast (  RT_MSGQ *  mq,
void *  msg,
int  msg_size,
int  msgpri,
int  space
) 
 

Definition at line 331 of file tbx.c.

References _broadcast(), RT_MSGQ, rt_sem_signal(), rt_sem_wait(), and SEM_TIMOUT.

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int _rt_msg_broadcast_if (  RT_MSGQ *  mq,
void *  msg,
int  msg_size,
int  msgpri,
int  space
) 
 

Definition at line 347 of file tbx.c.

References _broadcast(), RT_MSGQ, rt_sem_signal(), and rt_sem_wait_if().

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int _rt_msg_broadcast_timed (  RT_MSGQ *  mq,
void *  msg,
int  msg_size,
int  msgpri,
RTIME  delay,
int  space
) 
 

Definition at line 379 of file tbx.c.

References _rt_msg_broadcast_until(), RT_MSGQ, and RTIME.

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int _rt_msg_broadcast_until (  RT_MSGQ *  mq,
void *  msg,
int  msg_size,
int  msgpri,
RTIME  until,
int  space
) 
 

Definition at line 363 of file tbx.c.

References _broadcast(), RT_MSGQ, rt_sem_signal(), rt_sem_wait_until(), RTIME, and SEM_TIMOUT.

Referenced by _rt_msg_broadcast_timed().

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int _rt_msg_evdrp (  RT_MSGQ *  mq,
void *  msg,
int  msg_size,
int *  msgpri,
int  space
) 
 

Definition at line 273 of file tbx.c.

References RT_MSGQ.

int _rt_msg_receive (  RT_MSGQ *  mq,
void *  msg,
int  msg_size,
int *  msgpri,
int  space
) 
 

Definition at line 232 of file tbx.c.

References _receive(), RT_MSGQ, rt_sem_signal(), rt_sem_wait(), and SEM_TIMOUT.

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int _rt_msg_receive_if (  RT_MSGQ *  mq,
void *  msg,
int  msg_size,
int *  msgpri,
int  space
) 
 

Definition at line 244 of file tbx.c.

References _receive(), RT_MSGQ, rt_sem_signal(), and rt_sem_wait_if().

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int _rt_msg_receive_timed (  RT_MSGQ *  mq,
void *  msg,
int  msg_size,
int *  msgpri,
RTIME  delay,
int  space
) 
 

Definition at line 268 of file tbx.c.

References _rt_msg_receive_until(), RT_MSGQ, and RTIME.

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int _rt_msg_receive_until (  RT_MSGQ *  mq,
void *  msg,
int  msg_size,
int *  msgpri,
RTIME  until,
int  space
) 
 

Definition at line 256 of file tbx.c.

References _receive(), RT_MSGQ, rt_sem_signal(), rt_sem_wait_until(), RTIME, and SEM_TIMOUT.

Referenced by _rt_msg_receive_timed().

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int _rt_msg_send (  RT_MSGQ *  mq,
void *  msg,
int  msg_size,
int  msgpri,
int  space
) 
 

Definition at line 148 of file tbx.c.

References _send(), RT_MSGQ, rt_sem_signal(), rt_sem_wait(), and SEM_TIMOUT.

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int _rt_msg_send_if (  RT_MSGQ *  mq,
void *  msg,
int  msg_size,
int  msgpri,
int  space
) 
 

Definition at line 160 of file tbx.c.

References _send(), RT_MSGQ, rt_sem_signal(), and rt_sem_wait_if().

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int _rt_msg_send_timed (  RT_MSGQ *  mq,
void *  msg,
int  msg_size,
int  msgpri,
RTIME  delay,
int  space
) 
 

Definition at line 184 of file tbx.c.

References _rt_msg_send_until(), RT_MSGQ, and RTIME.

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int _rt_msg_send_until (  RT_MSGQ *  mq,
void *  msg,
int  msg_size,
int  msgpri,
RTIME  until,
int  space
) 
 

Definition at line 172 of file tbx.c.

References _send(), RT_MSGQ, rt_sem_signal(), rt_sem_wait_until(), RTIME, and SEM_TIMOUT.

Referenced by _rt_msg_send_timed().

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RT_MSGQ* _rt_named_msgq_init (  unsigned long  msgq_name,
int  nmsg,
int  msg_size
) 
 

Definition at line 81 of file tbx.c.

References IS_MBX, rt_free(), rt_get_adr_cnt(), rt_malloc(), RT_MSGQ, rt_msgq_delete(), rt_msgq_init(), and rt_register().

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int _send (  RT_MSGQ *  mq,
void *  msg,
int  msg_size,
int  msgpri,
int  space
)  [static]
 

Definition at line 113 of file tbx.c.

References enq_msg(), flags, rt_malloc(), RT_MSGQ, rt_sem_signal(), rt_spin_lock_irqsave(), and rt_spin_unlock_irqrestore.

Referenced by _rt_msg_send(), _rt_msg_send_if(), and _rt_msg_send_until().

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void enq_msg (  RT_MSGQ *  q,
RT_MSGH *  msg
)  [inline, static]
 

Definition at line 32 of file tbx.c.

References RT_MSGQ.

Referenced by _broadcast(), and _send().

EXPORT_SYMBOL (  _rt_msg_evdrp   ) 
 

EXPORT_SYMBOL (  _rt_msg_broadcast   ) 
 

EXPORT_SYMBOL (  _rt_msg_receive   ) 
 

EXPORT_SYMBOL (  _rt_msg_send   ) 
 

EXPORT_SYMBOL (  rt_named_msgq_delete   ) 
 

EXPORT_SYMBOL (  _rt_named_msgq_init   ) 
 

EXPORT_SYMBOL (  rt_msgq_delete   ) 
 

EXPORT_SYMBOL (  rt_msgq_init   ) 
 

module_exit (  __rtai_msg_queue_exit   ) 
 

module_init (  __rtai_msg_queue_init   ) 
 

MODULE_LICENSE (  "GPL"   ) 
 

int rt_msgq_delete (  RT_MSGQ *  mq  ) 
 

Definition at line 72 of file tbx.c.

References rt_free(), RT_MSGQ, and rt_sem_delete().

Referenced by _rt_named_msgq_init(), and rt_named_msgq_delete().

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int rt_msgq_init (  RT_MSGQ *  mq,
int  nmsg,
int  msg_size
) 
 

Definition at line 46 of file tbx.c.

References CNT_SEM, RES_SEM, rt_malloc(), RT_MSGQ, and rt_typed_sem_init().

Referenced by _rt_named_msgq_init().

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int rt_named_msgq_delete (  RT_MSGQ *  msgq  ) 
 

Definition at line 99 of file tbx.c.

References rt_drg_on_adr_cnt(), rt_free(), RT_MSGQ, and rt_msgq_delete().

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Variable Documentation

struct rt_native_fun_entry rt_msg_queue_entries[]
 

Initial value:

 {
    { { 0, rt_msgq_init },              MSGQ_INIT },
        { { 1, rt_msgq_delete },        MSGQ_DELETE },
    { { 0, _rt_named_msgq_init },           NAMED_MSGQ_INIT },
        { { 1, rt_named_msgq_delete },      NAMED_MSGQ_DELETE },
        { { 1, _rt_msg_send },              MSG_SEND },
        { { 1, _rt_msg_send_if },           MSG_SEND_IF },
        { { 1, _rt_msg_send_until },        MSG_SEND_UNTIL },
        { { 1, _rt_msg_send_timed },        MSG_SEND_TIMED },
        { { 1, _rt_msg_receive },           MSG_RECEIVE },
        { { 1, _rt_msg_receive_if },        MSG_RECEIVE_IF },
        { { 1, _rt_msg_receive_until },     MSG_RECEIVE_UNTIL },
        { { 1, _rt_msg_receive_timed },     MSG_RECEIVE_TIMED },
        { { 1, _rt_msg_broadcast },             MSG_BROADCAST },
        { { 1, _rt_msg_broadcast_if },          MSG_BROADCAST_IF },
        { { 1, _rt_msg_broadcast_until },   MSG_BROADCAST_UNTIL },
        { { 1, _rt_msg_broadcast_timed },   MSG_BROADCAST_TIMED },
        { { 1, _rt_msg_evdrp },         MSG_EVDRP },
    { { 0, 0 },                     000 }
}
Definition at line 384 of file tbx.c.

Referenced by __rtai_msg_queue_exit(), and __rtai_msg_queue_init().

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