[313] | 1 | /*
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| 2 | * TINET (TCP/IP Protocol Stack)
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| 3 | *
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| 4 | * Copyright (C) 2001-2017 by Dep. of Computer Science and Engineering
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| 5 | * Tomakomai National College of Technology, JAPAN
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| 6 | *
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| 7 | * ä¸è¨èä½æ¨©è
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| 8 | ã¯ï¼ä»¥ä¸ã® (1)ï½(4) ã®æ¡ä»¶ãï¼Free Software Foundation
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| 9 | * ã«ãã£ã¦å
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| 10 | ¬è¡¨ããã¦ãã GNU General Public License ã® Version 2 ã«è¨
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| 11 | * è¿°ããã¦ããæ¡ä»¶ãæºããå ´åã«éãï¼æ¬ã½ããã¦ã§ã¢ï¼æ¬ã½ããã¦ã§ã¢
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| 12 | * ãæ¹å¤ãããã®ãå«ãï¼ä»¥ä¸åãï¼ã使ç¨ã»è¤è£½ã»æ¹å¤ã»åé
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| 13 | å¸ï¼ä»¥ä¸ï¼
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| 14 | * å©ç¨ã¨å¼ã¶ï¼ãããã¨ãç¡åã§è¨±è«¾ããï¼
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| 15 | * (1) æ¬ã½ããã¦ã§ã¢ãã½ã¼ã¹ã³ã¼ãã®å½¢ã§å©ç¨ããå ´åã«ã¯ï¼ä¸è¨ã®èä½
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| 16 | * 権表示ï¼ãã®å©ç¨æ¡ä»¶ããã³ä¸è¨ã®ç¡ä¿è¨¼è¦å®ãï¼ãã®ã¾ã¾ã®å½¢ã§ã½ã¼
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| 17 | * ã¹ã³ã¼ãä¸ã«å«ã¾ãã¦ãããã¨ï¼
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| 18 | * (2) æ¬ã½ããã¦ã§ã¢ãï¼ã©ã¤ãã©ãªå½¢å¼ãªã©ï¼ä»ã®ã½ããã¦ã§ã¢éçºã«ä½¿
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| 19 | * ç¨ã§ããå½¢ã§åé
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| 20 | å¸ããå ´åã«ã¯ï¼åé
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| 21 | å¸ã«ä¼´ãããã¥ã¡ã³ãï¼å©ç¨
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| 22 | * è
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| 23 | ããã¥ã¢ã«ãªã©ï¼ã«ï¼ä¸è¨ã®èä½æ¨©è¡¨ç¤ºï¼ãã®å©ç¨æ¡ä»¶ããã³ä¸è¨
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| 24 | * ã®ç¡ä¿è¨¼è¦å®ãæ²è¼ãããã¨ï¼
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| 25 | * (3) æ¬ã½ããã¦ã§ã¢ãï¼æ©å¨ã«çµã¿è¾¼ããªã©ï¼ä»ã®ã½ããã¦ã§ã¢éçºã«ä½¿
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| 26 | * ç¨ã§ããªãå½¢ã§åé
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| 27 | å¸ããå ´åã«ã¯ï¼æ¬¡ã®æ¡ä»¶ãæºãããã¨ï¼
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| 28 | * (a) åé
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| 29 | å¸ã«ä¼´ãããã¥ã¡ã³ãï¼å©ç¨è
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| 30 | ããã¥ã¢ã«ãªã©ï¼ã«ï¼ä¸è¨ã®è
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| 31 | * ä½æ¨©è¡¨ç¤ºï¼ãã®å©ç¨æ¡ä»¶ããã³ä¸è¨ã®ç¡ä¿è¨¼è¦å®ãæ²è¼ãããã¨ï¼
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| 32 | * (4) æ¬ã½ããã¦ã§ã¢ã®å©ç¨ã«ããç´æ¥çã¾ãã¯éæ¥çã«çãããããªãæ
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| 33 | * 害ãããï¼ä¸è¨èä½æ¨©è
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| 34 | ããã³TOPPERSããã¸ã§ã¯ããå
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| 35 | 責ãããã¨ï¼
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| 36 | *
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| 37 | * æ¬ã½ããã¦ã§ã¢ã¯ï¼ç¡ä¿è¨¼ã§æä¾ããã¦ãããã®ã§ããï¼ä¸è¨èä½æ¨©è
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| 38 | ã
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| 39 | * ãã³TOPPERSããã¸ã§ã¯ãã¯ï¼æ¬ã½ããã¦ã§ã¢ã«é¢ãã¦ï¼ãã®é©ç¨å¯è½æ§ã
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| 40 | * å«ãã¦ï¼ãããªãä¿è¨¼ãè¡ããªãï¼ã¾ãï¼æ¬ã½ããã¦ã§ã¢ã®å©ç¨ã«ããç´
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| 41 | * æ¥çã¾ãã¯éæ¥çã«çãããããªãæ害ã«é¢ãã¦ãï¼ãã®è²¬ä»»ãè² ããªãï¼
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| 42 | *
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| 43 | * @(#) $Id: echos4.c 313 2017-07-23 04:50:32Z coas-nagasima $
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| 44 | */
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| 45 |
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| 46 | /*
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| 47 | * IPv4ãTCP ECHO ãµã¼ããéåä¿¡ã¿ã¹ã¯åä¸å
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| 48 | */
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| 49 |
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| 50 | #include <string.h>
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| 51 |
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| 52 | #include <kernel.h>
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| 53 | #include <t_syslog.h>
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| 54 | #include "kernel_cfg.h"
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| 55 | #include "tinet_cfg.h"
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| 56 |
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| 57 | #include <tinet_config.h>
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| 58 |
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| 59 | #include <netinet/in.h>
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| 60 | #include <netinet/in_itron.h>
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| 61 | #include <netinet/tcp.h>
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| 62 |
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| 63 | #include "echos4.h"
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| 64 |
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| 65 | /*
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| 66 | * å¤é¨é¢æ°ã®å®ç¾©
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| 67 | */
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| 68 |
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| 69 | extern const char *itron_strerror (ER ercd);
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| 70 |
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| 71 | /*
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| 72 | * 注æ:
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| 73 | *
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| 74 | * BUF_SIZE 㯠TCP ã®
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| 75 | * éä¿¡ã¦ã¤ã³ãã¦ãããã¡ãµã¤ãº + åä¿¡ã¦ã¤ã³ãã¦ãããã¡ãµã¤ãºã®
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| 76 | * 3/2 å以ä¸ã®å¤§ããããªããã°ããããããã¯ããå¯è½æ§ãããã
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| 77 | */
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| 78 |
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| 79 | #define BUF_SIZE ((TCP_ECHO_SRV_SWBUF_SIZE + \
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| 80 | TCP_ECHO_SRV_RWBUF_SIZE) * 3 / 2)
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| 81 |
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| 82 | static T_IPV4EP dst;
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| 83 |
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| 84 | #ifdef USE_TCP_NON_BLOCKING
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| 85 |
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| 86 | static ER nblk_error = E_OK;
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| 87 | static ER_UINT nblk_slen = 0;
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| 88 | static ER_UINT nblk_rlen = 0;
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| 89 |
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| 90 | #endif /* of #ifdef USE_TCP_NON_BLOCKING */
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| 91 |
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| 92 | #ifndef USE_COPYSAVE_API
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| 93 |
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| 94 | static uint8_t buffer[BUF_SIZE];
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| 95 |
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| 96 | #endif /* of #ifndef USE_COPYSAVE_API */
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| 97 |
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| 98 | /*
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| 99 | * TCP éåä¿¡ãããã¡
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| 100 | */
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| 101 |
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| 102 | uint8_t tcp_echo_srv_swbuf[TCP_ECHO_SRV_SWBUF_SIZE];
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| 103 | uint8_t tcp_echo_srv_rwbuf[TCP_ECHO_SRV_RWBUF_SIZE];
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| 104 |
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| 105 | #ifdef USE_TCP_NON_BLOCKING
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| 106 |
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| 107 | /*
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| 108 | * ãã³ããããã³ã°ã³ã¼ã«ã®ã³ã¼ã«ããã¯é¢æ°
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| 109 | */
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| 110 |
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| 111 | ER
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| 112 | callback_nblk_tcp_echo_srv (ID cepid, FN fncd, void *p_parblk)
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| 113 | {
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| 114 | ER error = E_OK;
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| 115 |
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| 116 | switch (fncd) {
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| 117 |
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| 118 | case TFN_TCP_ACP_CEP:
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| 119 | nblk_error = *(ER*)p_parblk;
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| 120 | syscall(sig_sem(SEM_TCP_ECHO_SRV_NBLK_READY));
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| 121 | break;
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| 122 |
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| 123 | case TFN_TCP_RCV_DAT:
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| 124 | if ((nblk_rlen = *(ER_UINT*)p_parblk) < 0)
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| 125 | syslog(LOG_NOTICE, "[TCP ECHO SRV (NBLK) CBN] recv err: %s", itron_strerror(nblk_rlen));
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| 126 | syscall(sig_sem(SEM_TCP_ECHO_SRV_NBLK_READY));
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| 127 | break;
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| 128 |
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| 129 | case TFN_TCP_SND_DAT:
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| 130 | if ((nblk_slen = *(ER_UINT*)p_parblk) < 0)
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| 131 | syslog(LOG_NOTICE, "[TCP ECHO SRV (NBLK) CBN] send err: %s", itron_strerror(nblk_slen));
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| 132 | syscall(sig_sem(SEM_TCP_ECHO_SRV_NBLK_READY));
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| 133 | break;
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| 134 |
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| 135 | case TFN_TCP_CLS_CEP:
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| 136 | if ((nblk_error = *(ER*)p_parblk) < 0)
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| 137 | syslog(LOG_NOTICE, "[TCP ECHO SRV (NBLK) CBN] clse err: %s", itron_strerror(nblk_error));
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| 138 | syscall(sig_sem(SEM_TCP_ECHO_SRV_NBLK_READY));
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| 139 | break;
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| 140 |
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| 141 | case TFN_TCP_RCV_BUF:
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| 142 | if ((nblk_rlen = *(ER_UINT*)p_parblk) < 0)
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| 143 | syslog(LOG_NOTICE, "[TCP ECHO SRV (NBLK) CBN] rbuf err: %s", itron_strerror(nblk_rlen));
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| 144 | syscall(sig_sem(SEM_TCP_ECHO_SRV_NBLK_READY));
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| 145 | break;
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| 146 |
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| 147 | case TFN_TCP_GET_BUF:
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| 148 | if ((nblk_slen = *(ER_UINT*)p_parblk) < 0)
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| 149 | syslog(LOG_NOTICE, "[TCP ECHO SRV (NBLK) CBN] sbuf err: %s", itron_strerror(nblk_slen));
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| 150 | syscall(sig_sem(SEM_TCP_ECHO_SRV_NBLK_READY));
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| 151 | break;
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| 152 |
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| 153 | case TFN_TCP_CON_CEP:
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| 154 | case TFN_TCP_SND_OOB:
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| 155 | default:
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| 156 | error = E_PAR;
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| 157 | break;
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| 158 | }
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| 159 | return error;
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| 160 | }
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| 161 |
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| 162 | #ifdef USE_COPYSAVE_API
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| 163 |
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| 164 | void
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| 165 | tcp_echo_srv_task(intptr_t exinf)
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| 166 | {
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| 167 | T_IN4_ADDR addr;
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| 168 | ID tskid;
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| 169 | ER error = E_OK;
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| 170 | uint32_t total;
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| 171 | uint16_t rblen, sblen, rlen, slen, soff, count;
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| 172 | char *rbuf, *sbuf;
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| 173 |
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| 174 | get_tid(&tskid);
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| 175 | addr = IPV4_ADDR_LOCAL;
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| 176 | syslog(LOG_NOTICE, "[TCP ECHO SRV (NBLK):%d,%d] (copy save API) started, IP Address: %s.",
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| 177 | tskid, (ID)exinf, ip2str(NULL, &addr));
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| 178 | while (true) {
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| 179 | if ((error = tcp_acp_cep((int_t)exinf, TCP_ECHO_SRV_REPID, &dst, TMO_NBLK)) != E_WBLK) {
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| 180 | syslog(LOG_NOTICE, "[TCP ECHO SRV (NBLK) ACP] error: %s", itron_strerror(error));
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| 181 | continue;
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| 182 | }
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| 183 |
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| 184 | /* ç¸æããæ¥ç¶ãããã¾ã§å¾
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| 185 | ã¤ã*/
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| 186 | syscall(wai_sem(SEM_TCP_ECHO_SRV_NBLK_READY));
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| 187 |
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| 188 | if (nblk_error == E_OK)
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| 189 | syslog(LOG_NOTICE, "[TCP ECHO SRV (NBLK) ACP] connected from %s:%d", ip2str(NULL, &dst.ipaddr), dst.portno);
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| 190 | else {
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| 191 | syslog(LOG_NOTICE, "[TCP ECHO SRV (NBLK) ACP] error: %s", itron_strerror(nblk_error));
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| 192 | continue;
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| 193 | }
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| 194 |
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| 195 | total = rlen = count = 0;
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| 196 | while (true) {
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| 197 | if ((error = tcp_rcv_buf((int_t)exinf, (void **)&rbuf, TMO_NBLK)) != E_WBLK) {
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| 198 | syslog(LOG_NOTICE, "[TCP ECHO SRV (NBLK) RCV] error: %s", itron_strerror(error));
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| 199 | break;
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| 200 | }
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| 201 |
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| 202 | /* åä¿¡ããã¾ã§å¾
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| 203 | ã¤ã*/
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| 204 | syscall(wai_sem(SEM_TCP_ECHO_SRV_NBLK_READY));
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| 205 |
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| 206 | if (nblk_rlen < 0) { /* ã¨ã©ã¼ */
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| 207 | syslog(LOG_NOTICE, "[TCP ECHO SRV (NBLK) RCV] error: %s", itron_strerror(nblk_rlen));
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| 208 | break;
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| 209 | }
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| 210 | else if (nblk_rlen == 0) /* åä¿¡çµäº */
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| 211 | break;
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| 212 |
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| 213 | rblen = (uint16_t)nblk_rlen;
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| 214 |
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| 215 | /* ãããã¡ã®æ®ãã«ãããåä¿¡é·ã調æ´ããã*/
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| 216 | if (rblen > BUF_SIZE - rlen)
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| 217 | rblen = BUF_SIZE - rlen;
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| 218 |
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| 219 | total += rblen;
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| 220 | rlen = rblen;
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| 221 | count ++;
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| 222 | memcpy(buffer, rbuf, rblen);
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| 223 |
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| 224 | if ((error = tcp_rel_buf((int_t)exinf, rlen)) < 0) {
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| 225 | syslog(LOG_NOTICE, "[TCP ECHO SRV (NBLK) REL] error: %s",
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| 226 | itron_strerror(error));
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| 227 | break;
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| 228 | }
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| 229 |
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| 230 | soff = 0;
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| 231 | while (rlen > 0) {
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| 232 |
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| 233 | if ((error = tcp_get_buf((int_t)exinf, (void **)&sbuf, TMO_NBLK)) != E_WBLK) {
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| 234 | syslog(LOG_NOTICE, "[TCP ECHO SRV (NBLK) GET] error: %s",
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| 235 | itron_strerror(error));
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| 236 | goto err_fin;
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| 237 | }
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| 238 |
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| 239 | /* éä¿¡ãããã¡ã®ç²å¾ãå®äºããã¾ã§å¾
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| 240 | ã¤ã*/
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| 241 | syscall(wai_sem(SEM_TCP_ECHO_SRV_NBLK_READY));
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| 242 |
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| 243 | if (nblk_slen < 0) {
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| 244 | syslog(LOG_NOTICE, "[TCP ECHO SRV (NBLK) GET] error: %s",
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| 245 | itron_strerror(nblk_slen));
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| 246 | goto err_fin;
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| 247 | }
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| 248 | else
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| 249 | /*syslog(LOG_NOTICE, "[TCP ECHO SRV (NBLK) GET] len: %d", nblk_slen)*/;
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| 250 |
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| 251 | sblen = (uint16_t)nblk_slen;
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| 252 | slen = sblen < rlen ? sblen : rlen;
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| 253 | memcpy(sbuf, buffer + soff, slen);
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| 254 |
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| 255 | if ((error = tcp_snd_buf((int_t)exinf, slen)) != E_OK) {
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| 256 | syslog(LOG_NOTICE, "[TCP ECHO SRV (NBLK) SND] error: %s",
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| 257 | itron_strerror(error));
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| 258 | goto err_fin;
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| 259 | }
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| 260 | /*syslog(LOG_NOTICE, "[TCP ECHO SRV (NBLK) SND] len: %d", slen);*/
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| 261 |
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| 262 | rlen -= slen;
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| 263 | soff += slen;
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| 264 | }
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| 265 | }
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| 266 | err_fin:
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| 267 |
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| 268 | if ((error = tcp_sht_cep((int_t)exinf)) != E_OK)
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| 269 | syslog(LOG_NOTICE, "[TCP ECHO SRV (NBLK) SHT] error: %s", itron_strerror(error));
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| 270 |
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| 271 | if ((error = tcp_cls_cep((int_t)exinf, TMO_NBLK)) != E_WBLK)
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| 272 | syslog(LOG_NOTICE, "[TCP ECHO SRV (NBLK) CLS] error: %s", itron_strerror(error));
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| 273 |
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| 274 | /* éæ¾ãå®äºããã¾ã§å¾
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| 275 | ã¤ã*/
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| 276 | syscall(wai_sem(SEM_TCP_ECHO_SRV_NBLK_READY));
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| 277 |
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| 278 | syslog(LOG_NOTICE, "[TCP ECHO SRV (NBLK) FIN] finished, total count: %d, len: %d", count, total);
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| 279 | }
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| 280 | }
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| 281 |
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| 282 | #else /* of #ifdef USE_COPYSAVE_API */
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| 283 |
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| 284 | void
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| 285 | tcp_echo_srv_task(intptr_t exinf)
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| 286 | {
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| 287 | T_IN4_ADDR addr;
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| 288 | ID tskid;
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| 289 | ER error;
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| 290 | uint32_t total;
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| 291 | uint16_t rlen, slen, soff, count;
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| 292 |
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| 293 | get_tid(&tskid);
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| 294 | addr = IPV4_ADDR_LOCAL;
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| 295 | syslog(LOG_NOTICE, "[TCP ECHO SRV (NBLK):%d,%d] started, IP Address: %s.",
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| 296 | tskid, (ID)exinf, ip2str(NULL, &addr));
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| 297 | while (true) {
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| 298 | if ((error = tcp_acp_cep((int_t)exinf, TCP_ECHO_SRV_REPID, &dst, TMO_NBLK)) != E_WBLK) {
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| 299 | syslog(LOG_NOTICE, "[TCP ECHO SRV (NBLK) ACP] error: %s", itron_strerror(error));
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| 300 | continue;
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| 301 | }
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| 302 |
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| 303 | /* ç¸æããæ¥ç¶ãããã¾ã§å¾
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| 304 | ã¤ã*/
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| 305 | syscall(wai_sem(SEM_TCP_ECHO_SRV_NBLK_READY));
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| 306 |
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| 307 | if (nblk_error == E_OK) {
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| 308 | syslog(LOG_NOTICE, "[TCP ECHO SRV (NBLK) ACP] connected from %s:%d",
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| 309 | ip2str(NULL, &dst.ipaddr), dst.portno);
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| 310 | }
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| 311 | else {
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| 312 | syslog(LOG_NOTICE, "[TCP ECHO SRV (NBLK) ACP] error: %s", itron_strerror(nblk_error));
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| 313 | continue;
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| 314 | }
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| 315 |
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| 316 | count = total = 0;
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| 317 | while (true) {
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| 318 | if ((error = tcp_rcv_dat((int_t)exinf, buffer, BUF_SIZE - 1, TMO_NBLK)) != E_WBLK) {
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| 319 | syslog(LOG_NOTICE, "[TCP ECHO SRV (NBLK) RCV] error: %s",
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| 320 | itron_strerror(error));
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| 321 | break;
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| 322 | }
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| 323 |
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| 324 | /* åä¿¡å®äºã¾ã§å¾
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| 325 | ã¤ã*/
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| 326 | syscall(wai_sem(SEM_TCP_ECHO_SRV_NBLK_READY));
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| 327 |
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| 328 | if (nblk_rlen < 0) {
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| 329 | syslog(LOG_NOTICE, "[TCP ECHO SRV (NBLK) RCV] error: %s",
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| 330 | itron_strerror(nblk_rlen));
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| 331 | break;
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| 332 | }
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| 333 | else if (nblk_rlen == 0)
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| 334 | break;
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| 335 |
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| 336 | rlen = (uint16_t)nblk_rlen;
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| 337 | total += (uint32_t)nblk_rlen;
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| 338 | count ++;
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| 339 | soff = 0;
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| 340 | while (rlen > 0) {
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| 341 | if ((error = tcp_snd_dat((int_t)exinf, &buffer[soff], rlen, TMO_NBLK)) != E_WBLK) {
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| 342 | syslog(LOG_NOTICE, "[TCP ECHO SRV (NBLK) SND] error: %s",
|
---|
| 343 | itron_strerror(error));
|
---|
| 344 | goto err_fin;
|
---|
| 345 | }
|
---|
| 346 |
|
---|
| 347 | /* éä¿¡å®äºã¾ã§å¾
|
---|
| 348 | ã¤ã*/
|
---|
| 349 | syscall(wai_sem(SEM_TCP_ECHO_SRV_NBLK_READY));
|
---|
| 350 |
|
---|
| 351 | if (nblk_slen < 0) {
|
---|
| 352 | syslog(LOG_NOTICE, "[TCP ECHO SRV (NBLK) SND] error: %s",
|
---|
| 353 | itron_strerror(nblk_slen));
|
---|
| 354 | goto err_fin;
|
---|
| 355 | }
|
---|
| 356 | else
|
---|
| 357 | /*syslog(LOG_NOTICE, "[TCP ECHO SRV (NBLK) SND] len: %4d", nblk_slen)*/;
|
---|
| 358 |
|
---|
| 359 | slen = (uint16_t)nblk_slen;
|
---|
| 360 | rlen -= slen;
|
---|
| 361 | soff += slen;
|
---|
| 362 | }
|
---|
| 363 | }
|
---|
| 364 | err_fin:
|
---|
| 365 |
|
---|
| 366 | if ((error = tcp_sht_cep((int_t)exinf)) != E_OK)
|
---|
| 367 | syslog(LOG_NOTICE, "[TCP ECHO SRV (NBLK) SHT] error: %s", itron_strerror(error));
|
---|
| 368 |
|
---|
| 369 | if ((error = tcp_cls_cep((int_t)exinf, TMO_NBLK)) != E_WBLK)
|
---|
| 370 | syslog(LOG_NOTICE, "[TCP ECHO SRV (NBLK) CLS] error: %s", itron_strerror(error));
|
---|
| 371 |
|
---|
| 372 | /* éæ¾ãå®äºããã¾ã§å¾
|
---|
| 373 | ã¤ã*/
|
---|
| 374 | syscall(wai_sem(SEM_TCP_ECHO_SRV_NBLK_READY));
|
---|
| 375 |
|
---|
| 376 | syslog(LOG_NOTICE, "[TCP ECHO SRV (NBLK) FIN] finished, total cnt: %d, len: %d", count, total);
|
---|
| 377 | }
|
---|
| 378 | }
|
---|
| 379 |
|
---|
| 380 | #endif /* of #ifdef USE_COPYSAVE_API */
|
---|
| 381 |
|
---|
| 382 | #else /* of #ifdef USE_TCP_NON_BLOCKING */
|
---|
| 383 |
|
---|
| 384 | #ifdef USE_COPYSAVE_API
|
---|
| 385 |
|
---|
| 386 | void
|
---|
| 387 | tcp_echo_srv_task(intptr_t exinf)
|
---|
| 388 | {
|
---|
| 389 | T_IN4_ADDR addr;
|
---|
| 390 | ID tskid;
|
---|
| 391 | ER_UINT rblen, sblen;
|
---|
| 392 | ER error = E_OK;
|
---|
| 393 | uint32_t total;
|
---|
| 394 | uint16_t rlen, slen, soff, count;
|
---|
| 395 | char *rbuf, *sbuf;
|
---|
| 396 |
|
---|
| 397 | get_tid(&tskid);
|
---|
| 398 | addr = IPV4_ADDR_LOCAL;
|
---|
| 399 | syslog(LOG_NOTICE, "[TCP ECHO SRV:%d,%d] (copy save API) started, IP Address: %s.",
|
---|
| 400 | tskid, (ID)exinf, ip2str(NULL, &addr));
|
---|
| 401 | while (true) {
|
---|
| 402 | if (tcp_acp_cep((int_t)exinf, TCP_ECHO_SRV_REPID, &dst, TMO_FEVR) != E_OK) {
|
---|
| 403 | syslog(LOG_NOTICE, "[TCP ECHO SRV ACP] error: %s", itron_strerror(error));
|
---|
| 404 | continue;
|
---|
| 405 | }
|
---|
| 406 |
|
---|
| 407 | total = count = 0;
|
---|
| 408 | syslog(LOG_NOTICE, "[TCP ECHO SRV ACP] connected from %s:%d", ip2str(NULL, &dst.ipaddr), dst.portno);
|
---|
| 409 | while (true) {
|
---|
| 410 | if ((rblen = tcp_rcv_buf((int_t)exinf, (void **)&rbuf, TMO_FEVR)) <= 0) {
|
---|
| 411 | if (rblen != E_OK)
|
---|
| 412 | syslog(LOG_NOTICE, "[TCP ECHO SRV RCV] error: %s", itron_strerror(rblen));
|
---|
| 413 | break;
|
---|
| 414 | }
|
---|
| 415 |
|
---|
| 416 | rlen = (uint16_t)rblen;
|
---|
| 417 | total += (uint32_t)rblen;
|
---|
| 418 | count ++;
|
---|
| 419 | soff = 0;
|
---|
| 420 | while (rlen > 0) {
|
---|
| 421 |
|
---|
| 422 | if ((sblen = tcp_get_buf((int_t)exinf, (void **)&sbuf, TMO_FEVR)) < 0) {
|
---|
| 423 | syslog(LOG_NOTICE, "[TCP ECHO SRV GET] error: %s",
|
---|
| 424 | itron_strerror(sblen));
|
---|
| 425 | goto err_fin;
|
---|
| 426 | }
|
---|
| 427 | /*syslog(LOG_NOTICE, "[TCP ECHO SRV GET] len: %d", sblen);*/
|
---|
| 428 |
|
---|
| 429 | slen = rlen < (uint16_t)sblen ? rlen : (uint16_t)sblen;
|
---|
| 430 | memcpy(sbuf, rbuf + soff, slen);
|
---|
| 431 | if ((error = tcp_snd_buf((int_t)exinf, slen)) != E_OK) {
|
---|
| 432 | syslog(LOG_NOTICE, "[TCP ECHO SRV SND] error: %s",
|
---|
| 433 | itron_strerror(error));
|
---|
| 434 | goto err_fin;
|
---|
| 435 | }
|
---|
| 436 | /*syslog(LOG_NOTICE, "[TCP ECHO SRV SND] len: %d", slen);*/
|
---|
| 437 |
|
---|
| 438 | rlen -= slen;
|
---|
| 439 | soff += slen;
|
---|
| 440 | }
|
---|
| 441 |
|
---|
| 442 | if ((error = tcp_rel_buf((int_t)exinf, rblen)) < 0) {
|
---|
| 443 | syslog(LOG_NOTICE, "[TCP ECHO SRV REL] error: %s", itron_strerror(error));
|
---|
| 444 | break;
|
---|
| 445 | }
|
---|
| 446 | }
|
---|
| 447 | err_fin:
|
---|
| 448 |
|
---|
| 449 | if ((error = tcp_sht_cep((int_t)exinf)) != E_OK)
|
---|
| 450 | syslog(LOG_NOTICE, "[TCP ECHO SRV SHT] error: %s", itron_strerror(error));
|
---|
| 451 |
|
---|
| 452 | if ((error = tcp_cls_cep((int_t)exinf, TMO_FEVR)) != E_OK)
|
---|
| 453 | syslog(LOG_NOTICE, "[TCP ECHO SRV CLS] error: %s", itron_strerror(error));
|
---|
| 454 |
|
---|
| 455 | syslog(LOG_NOTICE, "[TCP ECHO SRV FIN] finished, total cnt: %d, len: %d", count, total);
|
---|
| 456 | }
|
---|
| 457 | }
|
---|
| 458 |
|
---|
| 459 | #else /* of #ifdef USE_COPYSAVE_API */
|
---|
| 460 |
|
---|
| 461 | void
|
---|
| 462 | tcp_echo_srv_task(intptr_t exinf)
|
---|
| 463 | {
|
---|
| 464 | T_IN4_ADDR addr;
|
---|
| 465 | ID tskid;
|
---|
| 466 | ER_UINT rlen, slen;
|
---|
| 467 | ER error = E_OK;
|
---|
| 468 | uint16_t soff, count, total;
|
---|
| 469 |
|
---|
| 470 | get_tid(&tskid);
|
---|
| 471 | addr = IPV4_ADDR_LOCAL;
|
---|
| 472 | syslog(LOG_NOTICE, "[TCP ECHO SRV:%d,%d] started, IP Address: %s.",
|
---|
| 473 | tskid, (ID)exinf, ip2str(NULL, &addr));
|
---|
| 474 | while (true) {
|
---|
| 475 | if (tcp_acp_cep((int_t)exinf, TCP_ECHO_SRV_REPID, &dst, TMO_FEVR) != E_OK) {
|
---|
| 476 | syslog(LOG_NOTICE, "[TCP ECHO SRV ACP] error: %s", itron_strerror(error));
|
---|
| 477 | continue;
|
---|
| 478 | }
|
---|
| 479 |
|
---|
| 480 | total = count = 0;
|
---|
| 481 | syslog(LOG_NOTICE, "[TCP ECHO SRV ACP] connected from %s:%d",
|
---|
| 482 | ip2str(NULL, &dst.ipaddr), dst.portno);
|
---|
| 483 | while (true) {
|
---|
| 484 | if ((rlen = tcp_rcv_dat((int_t)exinf, buffer, BUF_SIZE - 1, TMO_FEVR)) <= 0) {
|
---|
| 485 | if (rlen != E_OK)
|
---|
| 486 | syslog(LOG_NOTICE, "[TCP ECHO SRV RCV] error: %s",
|
---|
| 487 | itron_strerror(rlen));
|
---|
| 488 | break;
|
---|
| 489 | }
|
---|
| 490 |
|
---|
| 491 | /*syslog(LOG_NOTICE, "[TCP ECHO SRV RCV] count: %4d, len: %4d, data %02x -> %02x",
|
---|
| 492 | ++ count, (uint16_t)rlen, *buffer, *(buffer + rlen - 1));*/
|
---|
| 493 | count ++;
|
---|
| 494 | total += (uint16_t)rlen;
|
---|
| 495 | soff = 0;
|
---|
| 496 | while (rlen > 0) {
|
---|
| 497 | if ((slen = tcp_snd_dat((int_t)exinf, &buffer[soff], rlen, TMO_FEVR)) < 0) {
|
---|
| 498 | syslog(LOG_NOTICE, "[TCP ECHO SRV SND] error: %s",
|
---|
| 499 | itron_strerror(slen));
|
---|
| 500 | goto err_fin;
|
---|
| 501 | }
|
---|
| 502 | /*syslog(LOG_NOTICE, "[TCP ECHO SRV SND] len: %d", slen);*/
|
---|
| 503 | rlen -= slen;
|
---|
| 504 | soff += (uint16_t)slen;
|
---|
| 505 | }
|
---|
| 506 | }
|
---|
| 507 | err_fin:
|
---|
| 508 |
|
---|
| 509 | if ((error = tcp_sht_cep((int_t)exinf)) != E_OK)
|
---|
| 510 | syslog(LOG_NOTICE, "[TCP ECHO SRV SHT] error: %s", itron_strerror(error));
|
---|
| 511 |
|
---|
| 512 | if ((error = tcp_cls_cep((int_t)exinf, TMO_FEVR)) != E_OK)
|
---|
| 513 | syslog(LOG_NOTICE, "[TCP ECHO SRV CLS] error: %s", itron_strerror(error));
|
---|
| 514 |
|
---|
| 515 | syslog(LOG_NOTICE, "[TCP ECHO SRV FIN] finished, total cnt: %d, len: %d", count, total);
|
---|
| 516 | }
|
---|
| 517 | }
|
---|
| 518 |
|
---|
| 519 | #endif /* of #ifdef USE_COPYSAVE_API */
|
---|
| 520 |
|
---|
| 521 | #endif /* of #ifdef USE_TCP_NON_BLOCKING */
|
---|