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syslog.c@ 101

Last change on this file since 101 was 101, checked in by coas-nagasima, 9 years ago
TOPPERS/uKadecotのソースコードを追加
Property svn:eol-style set to `native` Property svn:keywords set to `Id` Property svn:mime-type set to `text/plain`
File size: 5.7 KB

Rev	Line
[101]	1	/*
	2	* TOPPERS/SSP Kernel
	3	* Smallest Set Profile Kernel
	4	*
	5	* Copyright (C) 2000-2003 by Embedded and Real-Time Systems Laboratory
	6	* Toyohashi Univ. of Technology, JAPAN
	7	* Copyright (C) 2005-2010 by Embedded and Real-Time Systems Laboratory
	8	* Graduate School of Information Science, Nagoya Univ., JAPAN
	9	*
	10	* ãLì ÒÍCÈºÌ(1)`(4)Ìðð½·êÉÀèC{\tgEF
	11	* Ai{\tgEFAðüÏµ½àÌðÜÞDÈº¯¶jðgpE¡»Eü
	12	* ÏEÄzziÈºCpÆÄÔj·é±Æð³Åø·éD
	13	* (1) {\tgEFAð\[XR[hÌ`Åp·éêÉÍCãLÌì
	14	* \¦C±Ìpð¨æÑºLÌ³ÛØKèªC»ÌÜÜÌ`Å\[
	15	* XR[hÉÜÜêÄ¢é±ÆD
	16	* (2) {\tgEFAðCCu`®ÈÇC¼Ì\tgEFAJÉg
	17	* pÅ«é`ÅÄzz·éêÉÍCÄzzÉº¤hL
	18	gip
	19	* Ò}j
	20	AÈÇjÉCãLÌì \¦C±Ìpð¨æÑºL
	21	* Ì³ÛØKèðfÚ·é±ÆD
	22	* (3) {\tgEFAðC@íÉgÝÞÈÇC¼Ì\tgEFAJÉg
	23	* pÅ«È¢`ÅÄzz·éêÉÍCÌ¢¸ê©Ìðð½·±
	24	* ÆD
	25	* (a) ÄzzÉº¤hL
	26	gipÒ}j
	27	AÈÇjÉCãLÌ
	28	* ì \¦C±Ìpð¨æÑºLÌ³ÛØKèðfÚ·é±ÆD
	29	* (b) ÄzzÌ`ÔðCÊÉèßéû@ÉæÁÄCTOPPERSvWFNgÉ
	30	* ñ·é±ÆD
	31	* (4) {\tgEFAÌpÉæè¼ÚIÜ½ÍÔÚIÉ¶¶é¢©Èé¹
	32	* Q©çàCãLì Ò¨æÑTOPPERSvWFNgðÆÓ·é±ÆD
	33	* Ü½C{\tgEFAÌ[UÜ½ÍGh[U©çÌ¢©Èé
	34	* RÉîÃ¿©çàCãLì Ò¨æÑTOPPERSvWFNgð
	35	* ÆÓ·é±ÆD
	36	*
	37	* {\tgEFAÍC³ÛØÅñ³êÄ¢éàÌÅ éDãLì Ò¨
	38	* æÑTOPPERSvWFNgÍC{\tgEFAÉÖµÄCÁèÌgpÚI
	39	* ÉÎ·éK«àÜßÄC¢©ÈéÛØàsíÈ¢DÜ½C{\tgEF
	40	* AÌpÉæè¼ÚIÜ½ÍÔÚIÉ¶¶½¢©Èé¹QÉÖµÄàC»
	41	* ÌÓCðíÈ¢D
	42	*
	43	* $Id: syslog.c 101 2015-06-02 15:37:23Z coas-nagasima $
	44	*/
	45
	46	/*
	47	* VXeO@\
	48	*/
	49
	50	#include <sil.h>
	51	#undef TOPPERS_OMIT_SYSLOG
	52	#include <t_syslog.h>
	53	#include <log_output.h>
	54	#include "target_syssvc.h"
	55	#include "syslog.h"
	56
	57	/*
	58	* g[XO}NÌftHgè`
	59	*/
	60	#ifndef LOG_SYSLOG_WRI_LOG_ENTER
	61	#define LOG_SYSLOG_WRI_LOG_ENTER(prio, p_syslog)
	62	#endif /* LOG_SYSLOG_WRI_LOG_ENTER */
	63
	64	#ifndef LOG_SYSLOG_WRI_LOG_LEAVE
	65	#define LOG_SYSLOG_WRI_LOG_LEAVE(ercd)
	66	#endif /* LOG_SYSLOG_WRI_LOG_LEAVE */
	67
	68	#ifndef LOG_SYSLOG_REA_LOG_ENTER
	69	#define LOG_SYSLOG_REA_LOG_ENTER(p_syslog)
	70	#endif /* LOG_SYSLOG_REA_LOG_ENTER */
	71
	72	#ifndef LOG_SYSLOG_REA_LOG_LEAVE
	73	#define LOG_SYSLOG_REA_LOG_LEAVE(ercd, p_syslog)
	74	#endif /* LOG_SYSLOG_REA_LOG_LEAVE */
	75
	76	#ifndef LOG_SYSLOG_MSK_LOG_ENTER
	77	#define LOG_SYSLOG_MSK_LOG_ENTER(logmask, lowmask)
	78	#endif /* LOG_SYSLOG_MSK_LOG_ENTER */
	79
	80	#ifndef LOG_SYSLOG_MSK_LOG_LEAVE
	81	#define LOG_SYSLOG_MSK_LOG_LEAVE(ercd)
	82	#endif /* LOG_SYSLOG_MSK_LOG_LEAVE */
	83
	84	#ifndef LOG_SYSLOG_REF_LOG_ENTER
	85	#define LOG_SYSLOG_REF_LOG_ENTER(pk_rlog)
	86	#endif /* LOG_SYSLOG_REF_LOG_ENTER */
	87
	88	#ifndef LOG_SYSLOG_REF_LOG_LEAVE
	89	#define LOG_SYSLOG_REF_LOG_LEAVE(pk_rlog)
	90	#endif /* LOG_SYSLOG_REF_LOG_LEAVE */
	91
	92	/*
	93	* »ÝÌVXe
	94	*
	95	* Oðæèo·½ßÉCâÞÈCJ[lÌàÏðQÆµÄ¢
	96	* éD
	97	*/
	98	extern ulong_t _kernel_current_time;
	99
	100	/*
	101	* Oobt@Æ»êÉANZX·é½ßÌ\|C^
	102	*/
	103	static SYSLOG syslog_buffer[TCNT_SYSLOG_BUFFER]; /* Oobt@ */
	104	static uint_t syslog_count; /* Oobt@ÌOÌ */
	105	static uint_t syslog_head; /* æªÌOÌi[Êu */
	106	static uint_t syslog_tail; /* ÌOÌi[Êu */
	107	static uint_t syslog_lost; /* ¸íê½OÌ */
	108
	109	/*
	110	* oÍ·×«OîñÌdvxirbg}bvj
	111	*/
	112	static uint_t syslog_logmask; /* Oobt@ÉL^·×«dvx */
	113	static uint_t syslog_lowmask_not; /* áxoÍ·×«dvxi½]j*/
	114
	115	/*
	116	* VXeO@\Ìú»
	117	*/
	118	void
	119	syslog_initialize(intptr_t exinf)
	120	{
	121	syslog_count = 0U;
	122	syslog_head = syslog_tail = 0U;
	123	syslog_lost = 0U;
	124	syslog_logmask = 0U;
	125	syslog_lowmask_not = 0U;
	126	}
	127
	128	/*
	129	* OîñÌoÍ
	130	*
	131	* CPUbNóÔâÀsReLXgÉæç¸®ìÅ«éæ¤ÉÀµÄ éD
	132	*/
	133	ER
	134	syslog_wri_log(uint_t prio, const SYSLOG *p_syslog)
	135	{
	136	SIL_PRE_LOC;
	137
	138	LOG_SYSLOG_WRI_LOG_ENTER(prio, p_syslog);
	139	SIL_LOC_INT();
	140
	141	/*
	142	* OÌÝè
	143	*/
	144	((SYSLOG *) p_syslog)->logtim = _kernel_current_time;
	145
	146	/*
	147	* Oobt@ÉL^
	148	*/
	149	if ((syslog_logmask & LOG_MASK(prio)) != 0U) {
	150	syslog_buffer[syslog_tail] = *p_syslog;
	151	syslog_tail++;
	152	if (syslog_tail >= TCNT_SYSLOG_BUFFER) {
	153	syslog_tail = 0U;
	154	}
	155	if (syslog_count < TCNT_SYSLOG_BUFFER) {
	156	syslog_count++;
	157	}
	158	else {
	159	syslog_head = syslog_tail;
	160	syslog_lost++;
	161	}
	162	}
	163
	164	/*
	165	* áxoÍ
	166	*/
	167	if (((~syslog_lowmask_not) & LOG_MASK(prio)) != 0U) {
	168	syslog_print(p_syslog, target_fput_log);
	169	(*target_fput_log)('\n');
	170	}
	171
	172	SIL_UNL_INT();
	173	LOG_SYSLOG_WRI_LOG_LEAVE(E_OK);
	174	return(E_OK);
	175	}
	176
	177	/*
	178	* Oobt@©çÌÇoµ
	179	*
	180	* CPUbNóÔâÀsReLXgÉæç¸®ìÅ«éæ¤ÉÀµÄ éD
	181	*/
	182	ER_UINT
	183	syslog_rea_log(SYSLOG *p_syslog)
	184	{
	185	ER_UINT ercd;
	186	SIL_PRE_LOC;
	187
	188	LOG_SYSLOG_REA_LOG_ENTER(p_syslog);
	189	SIL_LOC_INT();
	190
	191	/*
	192	* Oobt@©çÌæoµ
	193	*/
	194	if (syslog_count > 0U) {
	195	*p_syslog = syslog_buffer[syslog_head];
	196	syslog_count--;
	197	syslog_head++;
	198	if (syslog_head >= TCNT_SYSLOG_BUFFER) {
	199	syslog_head = 0U;
	200	}
	201	ercd = (ER_UINT) syslog_lost;
	202	syslog_lost = 0U;
	203	}
	204	else {
	205	ercd = E_OBJ;
	206	}
	207
	208	SIL_UNL_INT();
	209	LOG_SYSLOG_REA_LOG_LEAVE(ercd, p_syslog);
	210	return(ercd);
	211	}
	212
	213	/*
	214	* oÍ·×«OîñÌdvxÌÝè
	215	*/
	216	ER
	217	syslog_msk_log(uint_t logmask, uint_t lowmask)
	218	{
	219	LOG_SYSLOG_MSK_LOG_ENTER(logmask, lowmask);
	220	syslog_logmask = logmask;
	221	syslog_lowmask_not = ~lowmask;
	222	LOG_SYSLOG_MSK_LOG_LEAVE(E_OK);
	223	return(E_OK);
	224	}

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