[388] | 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: tcp_echo_srv2.c 388 2019-05-22 11:25:18Z coas-nagasima $
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| 44 | */
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| 45 |
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| 46 | /*
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| 47 | * TCP ECHO ãµã¼ã #2
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| 48 | *
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| 49 | * ã»éåä¿¡ã¿ã¹ã¯åé¢å
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| 50 | * ã»ãã³ããããã³ã°ã³ã¼ã«
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| 51 | * ã»IPv4/IPv6
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| 52 | */
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| 53 |
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| 54 | #ifdef TARGET_KERNEL_ASP
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| 55 |
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| 56 | #include <kernel.h>
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| 57 | #include <sil.h>
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| 58 | #include <t_syslog.h>
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| 59 | #include "kernel_cfg.h"
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| 60 | #include "tinet_cfg.h"
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| 61 |
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| 62 | #endif /* of #ifdef TARGET_KERNEL_ASP */
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| 63 |
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| 64 | #ifdef TARGET_KERNEL_JSP
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| 65 |
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| 66 | #include <t_services.h>
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| 67 | #include "kernel_id.h"
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| 68 | #include "tinet_id.h"
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| 69 |
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| 70 | #endif /* of #ifdef TARGET_KERNEL_JSP */
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| 71 |
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| 72 | #include <tinet_defs.h>
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| 73 | #include <tinet_config.h>
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| 74 |
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| 75 | #include <net/if.h>
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| 76 | #include <net/if_ppp.h>
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| 77 | #include <net/if_loop.h>
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| 78 | #include <net/ethernet.h>
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| 79 | #include <net/net_timer.h>
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| 80 |
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| 81 | #include <netinet/in.h>
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| 82 | #include <netinet/in_itron.h>
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| 83 | #include <netinet/ip.h>
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| 84 | #include <netinet/tcp.h>
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| 85 |
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| 86 | #include <netapp/netapp.h>
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| 87 | #include <netapp/netapp_var.h>
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| 88 | #include <netapp/tcp_echo_srv2.h>
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| 89 |
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| 90 | #ifdef USE_TCP_ECHO_SRV2
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| 91 |
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| 92 | /*
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| 93 | * 表示
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| 94 | */
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| 95 |
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| 96 | /*#define SHOW_RCV_RANGE*/
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| 97 |
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| 98 | /*
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| 99 | * ã³ãã¯ã·ã§ã³åææ¹æ³ã®æå®
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| 100 | */
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| 101 |
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| 102 | /*#define USE_TCP_SHT_CEP*/
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| 103 |
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| 104 | /*
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| 105 | * å
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| 106 | ¨åå¤æ°
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| 107 | */
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| 108 |
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| 109 | /* TCP éåä¿¡ã¦ã£ã³ããããã¡ */
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| 110 |
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| 111 | #ifndef TCP_CFG_SWBUF_CSAVE
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| 112 | uint8_t tcp_echo_srv_swbuf[NUM_TCP_ECHO_SRV_TASKS][TCP_ECHO_SRV_SWBUF_SIZE];
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| 113 | #endif
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| 114 |
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| 115 | #ifndef TCP_CFG_RWBUF_CSAVE
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| 116 | uint8_t tcp_echo_srv_rwbuf[NUM_TCP_ECHO_SRV_TASKS][TCP_ECHO_SRV_RWBUF_SIZE];
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| 117 | #endif
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| 118 |
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| 119 | /*
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| 120 | * å¤æ°
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| 121 | */
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| 122 |
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| 123 | /*
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| 124 | * 注æ:
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| 125 | *
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| 126 | * BUF_SIZE 㯠TCP ã®
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| 127 | * éä¿¡ã¦ã¤ã³ãã¦ãããã¡ãµã¤ãº + åä¿¡ã¦ã¤ã³ãã¦ãããã¡ãµã¤ãºã®
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| 128 | * 3/2 å以ä¸ã®å¤§ããããªããã°ããããããã¯ããå¯è½æ§ãããã
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| 129 | */
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| 130 |
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| 131 | #define BUF_SIZE ((TCP_ECHO_SRV_SWBUF_SIZE + \
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| 132 | TCP_ECHO_SRV_RWBUF_SIZE) * 3 / 2)
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| 133 |
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| 134 | static char buffer[BUF_SIZE]; /* ãããã¡ */
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| 135 |
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| 136 | static T_IPEP dst; /* æ¥ç¶ç¸æ */
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| 137 | static bool_t ena_rcv; /* åä¿¡å¯è½ãã©ã° */
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| 138 | static char *rptr = buffer; /* åä¿¡ãã¤ã³ã¿ */
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| 139 | static char *sptr = buffer; /* éä¿¡ãã¤ã³ã¿ */
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| 140 | static uint32_t rcv_total; /* åä¿¡æåæ° */
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| 141 | static uint32_t snd_total; /* éä¿¡æåæ° */
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| 142 | static uint16_t chars; /* ãããã¡å
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| 143 | ã®æåæ° */
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| 144 | static uint16_t rcv_count; /* åä¿¡åæ° */
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| 145 | static uint16_t snd_count; /* éä¿¡åæ° */
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| 146 |
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| 147 | #ifdef USE_TCP_NON_BLOCKING
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| 148 |
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| 149 | static ER rcv_error = E_OK; /* åä¿¡ããã³ããããã³ã°ã³ã¼ã«ã¨ã©ã¼ */
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| 150 | static ER snd_error = 1; /* éä¿¡ããã³ããããã³ã°ã³ã¼ã«ã¨ã©ã¼ */
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| 151 |
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| 152 | /*
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| 153 | * ãã³ããããã³ã°ã³ã¼ã«ã®ã³ã¼ã«ããã¯é¢æ°
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| 154 | */
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| 155 |
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| 156 | ER
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| 157 | callback_nblk_tcp_echo_srv (ID cepid, FN fncd, void *p_parblk)
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| 158 | {
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| 159 | ER error = E_OK;
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| 160 | ER_UINT slen, rlen;
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| 161 | SYSTIM now;
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| 162 | uint16_t last;
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| 163 | char head, tail;
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| 164 |
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| 165 | get_tim(&now);
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| 166 |
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| 167 | switch (fncd) {
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| 168 |
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| 169 | case TFN_TCP_ACP_CEP:
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| 170 | rcv_error = *(ER*)p_parblk;
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| 171 | if (rcv_error == E_OK) {
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| 172 | sptr = rptr = buffer;
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| 173 | snd_count = snd_total = rcv_count = rcv_total = chars = 0;
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| 174 | snd_error = 1;
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| 175 | ena_rcv = true;
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| 176 | syslog(LOG_NOTICE, "[TES:%02u CBN] connect: %6lu, from: %s.%d",
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| 177 | cepid, now / SYSTIM_HZ, IP2STR(NULL, &dst.ipaddr), dst.portno);
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| 178 | }
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| 179 | else
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| 180 | syslog(LOG_NOTICE, "[TES:%02u CBN] accept error: %s\n", cepid, itron_strerror(rcv_error));
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| 181 |
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| 182 | syscall(sig_sem(SEM_TCP_ECHO_SRV_RCV_READY));
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| 183 | break;
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| 184 |
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| 185 | case TFN_TCP_SND_DAT:
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| 186 | slen = snd_error = *(ER*)p_parblk;
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| 187 | if (slen > 0) {
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| 188 | head = *sptr;
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| 189 | tail = *(sptr + slen - 1);
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| 190 | #ifdef SHOW_RCV_RANGE
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| 191 | syslog(LOG_NOTICE, "[TES:%02u CBN] send len: %4u, data %02x -> %02x",
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| 192 | cepid, (uint16_t)slen, head, tail);
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| 193 | #endif /* of #ifdef SHOW_RCV_RANGE */
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| 194 | snd_count ++;
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| 195 | snd_total += slen;
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| 196 |
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| 197 | syscall(wai_sem(SEM_TCP_ECHO_SRV_LOCK));
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| 198 |
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| 199 | /* éä¿¡ãã¤ã³ã¿ãé²ããã*/
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| 200 | if (sptr - buffer + slen >= sizeof(buffer))
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| 201 | sptr -= sizeof(buffer) - slen;
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| 202 | else
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| 203 | sptr += slen;
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| 204 |
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| 205 | /* ãããã¡å
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| 206 | ã®æåæ°ãæ¸ããã*/
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| 207 | last = chars;
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| 208 | chars -= slen;
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| 209 |
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| 210 | /* ãããã¡å
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| 211 | ã«æåãããã°ãéä¿¡ã¿ã¹ã¯ãèµ·åºããã*/
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| 212 | if (chars > 0 || (!ena_rcv && chars == 0))
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| 213 | sig_sem(SEM_TCP_ECHO_SRV_SND_READY);
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| 214 |
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| 215 | /* åä¿¡å¯è½ã§ããããã¡å
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| 216 | ã«ç©ºããã§ããã°ãåä¿¡ã¿ã¹ã¯ãèµ·åºããã*/
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| 217 | if (ena_rcv && last == sizeof(buffer) && sizeof(buffer) - chars > 0)
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| 218 | syscall(sig_sem(SEM_TCP_ECHO_SRV_RCV_READY));
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| 219 |
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| 220 | syscall(sig_sem(SEM_TCP_ECHO_SRV_LOCK));
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| 221 | }
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| 222 | else {
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| 223 | syslog(LOG_NOTICE, "[TES:%02u CBN] send error = %s", cepid, itron_strerror(snd_error));
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| 224 | sig_sem(SEM_TCP_ECHO_SRV_SND_READY);
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| 225 | }
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| 226 | break;
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| 227 |
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| 228 | case TFN_TCP_RCV_DAT:
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| 229 | rlen = rcv_error = *(ER*)p_parblk;
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| 230 | if (rlen > 0) {
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| 231 | head = *rptr;
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| 232 | tail = *(rptr + rlen - 1);
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| 233 | #ifdef SHOW_RCV_RANGE
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| 234 | syslog(LOG_NOTICE, "[TES:%02u CBN] recv len: %4u, data %02x -> %02x",
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| 235 | cepid, (uint16_t)rlen, head, tail);
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| 236 | #endif /* of #ifdef SHOW_RCV_RANGE */
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| 237 | rcv_count ++;
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| 238 | rcv_total += rlen;
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| 239 |
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| 240 | syscall(wai_sem(SEM_TCP_ECHO_SRV_LOCK));
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| 241 |
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| 242 | /* åä¿¡ãã¤ã³ã¿ãé²ããã*/
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| 243 | if (rptr - buffer + rlen >= sizeof(buffer))
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| 244 | rptr -= sizeof(buffer) - rlen;
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| 245 | else
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| 246 | rptr += rlen;
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| 247 |
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| 248 | /* ãããã¡å
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| 249 | ã®æåæ°ãå¢ããã*/
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| 250 | last = chars;
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| 251 | chars += rlen;
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| 252 |
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| 253 | /* ãããã¡å
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| 254 | ã«æåãå
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| 255 | ¥ãã°ãéä¿¡ã¿ã¹ã¯ãèµ·åºããã*/
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| 256 | if (last == 0 && chars > 0)
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| 257 | sig_sem(SEM_TCP_ECHO_SRV_SND_READY);
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| 258 |
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| 259 | /* ãããã¡å
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| 260 | ã«ç©ºããããã°ãåä¿¡ã¿ã¹ã¯ãèµ·åºããã*/
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| 261 | if (sizeof(buffer) - chars > 0)
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| 262 | sig_sem(SEM_TCP_ECHO_SRV_RCV_READY);
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| 263 |
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| 264 | syscall(sig_sem(SEM_TCP_ECHO_SRV_LOCK));
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| 265 | }
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| 266 | else {
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| 267 | if (rlen < 0)
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| 268 | syslog(LOG_NOTICE, "[TES:%02u CBN] recv error = %s", cepid, itron_strerror(rcv_error));
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| 269 | sig_sem(SEM_TCP_ECHO_SRV_RCV_READY);
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| 270 | }
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| 271 | break;
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| 272 |
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| 273 | case TFN_TCP_CLS_CEP:
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| 274 | snd_error = *(ER*)p_parblk;
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| 275 | if (snd_error != E_OK)
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| 276 | syslog(LOG_NOTICE, "[TES:%02u CBN] close error = %s", cepid, itron_strerror(snd_error));
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| 277 |
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| 278 | syslog(LOG_NOTICE, "[TES:%02u CBN] finish: %6lu, snd: %4u, rcv: %4u, len: %ld",
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| 279 | cepid, now / SYSTIM_HZ, snd_count, rcv_count, snd_total);
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| 280 |
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| 281 | sig_sem(SEM_TCP_ECHO_SRV_CLS_READY);
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| 282 | break;
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| 283 |
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| 284 | case TFN_TCP_CON_CEP:
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| 285 | case TFN_TCP_GET_BUF:
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| 286 | case TFN_TCP_RCV_BUF:
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| 287 | case TFN_TCP_SND_OOB:
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| 288 | default:
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| 289 | error = E_PAR;
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| 290 | }
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| 291 | return error;
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| 292 | }
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| 293 |
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| 294 | /*
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| 295 | * TCP ECHO ãµã¼ãåä¿¡ã«ã¼ãã³ (ãã³ããããã³ã°ã³ã¼ã«ä½¿ç¨)
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| 296 | */
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| 297 |
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| 298 | ER
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| 299 | tcp_echo_srv_rcv (ID cepid, ID repid)
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| 300 | {
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| 301 | ER error;
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| 302 | uint16_t blen;
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| 303 |
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| 304 | if ((error = psnd_dtq(DTQ_TCP_ECHO_SRV_SND, (intptr_t)cepid)) != E_OK) {
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| 305 | syslog(LOG_NOTICE, "[TES:%02u RCV] sync error: %s", cepid, itron_strerror(error));
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| 306 | return error;
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| 307 | }
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| 308 |
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| 309 | if ((error = TCP_ACP_CEP(cepid, repid, &dst, TMO_NBLK)) != E_WBLK) {
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| 310 | syslog(LOG_NOTICE, "[TES:%02u ACP] accept error = %s", cepid, itron_strerror(error));
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| 311 | return error;
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| 312 | }
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| 313 |
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| 314 | /* ã³ãã¯ã·ã§ã³éè¨å®äºã¾ã§å¾
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| 315 | ã¤ã*/
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| 316 | syscall(wai_sem(SEM_TCP_ECHO_SRV_RCV_READY));
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| 317 |
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| 318 | /* å¾
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| 319 | ã£ã¦ããéã«ã¨ã©ã¼ã«ãªã£ãããã³ãã¯ã·ã§ã³ã®éè¨å¾
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| 320 | ã¡ã«æ»ãã*/
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| 321 | if (rcv_error != E_OK)
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| 322 | return rcv_error;
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| 323 |
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| 324 | #ifdef USE_TCP_EXTENTIONS
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| 325 | if ((error = FREE_TCP_REP(repid, true)) != E_OK) {
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| 326 | syslog(LOG_NOTICE, "[TES:%02u DEL] REP delete error: %s", cepid, itron_strerror(error));
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| 327 | return error;
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| 328 | }
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| 329 | #endif /* of #ifdef USE_TCP_EXTENTIONS */
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| 330 |
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| 331 | while (true) {
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| 332 |
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| 333 | /* åä¿¡ãµã¤ãºãè¨ç®ããã*/
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| 334 | syscall(wai_sem(SEM_TCP_ECHO_SRV_LOCK));
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| 335 | if (sptr > rptr)
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| 336 | blen = sptr - rptr;
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| 337 | else
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| 338 | blen = sizeof(buffer) - (rptr - buffer);
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| 339 | syscall(sig_sem(SEM_TCP_ECHO_SRV_LOCK));
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| 340 |
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| 341 | /* åä¿¡ããã*/
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| 342 | if ((error = tcp_rcv_dat(cepid, rptr, blen, TMO_NBLK)) != E_WBLK) {
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| 343 | syslog(LOG_NOTICE, "[TES:%02u RCV] recv error = %s", cepid, itron_strerror(error));
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| 344 | break;
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| 345 | }
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| 346 |
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| 347 | /* åä¿¡ãããã¡ã«ç©ºãã§ããã¾ã§å¾
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| 348 | ã¤ã*/
|
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| 349 | syscall(wai_sem(SEM_TCP_ECHO_SRV_RCV_READY));
|
---|
| 350 |
|
---|
| 351 | /* å¾
|
---|
| 352 | ã£ã¦ããéã«ãåä¿¡æåæ°ã 0 ã«ãªãããã¨ã©ã¼ã«ãªã£ããçµäºããã*/
|
---|
| 353 | if (rcv_error <= 0)
|
---|
| 354 | break;
|
---|
| 355 |
|
---|
| 356 | }
|
---|
| 357 |
|
---|
| 358 | /* åä¿¡å®äº */
|
---|
| 359 | ena_rcv = false;
|
---|
| 360 |
|
---|
| 361 | /* åä¿¡ãããã¡ã«æåãå
|
---|
| 362 | ¥ãã®ãå¾
|
---|
| 363 | ã£ã¦ããéä¿¡ã¿ã¹ã¯ãèµ·åºããã*/
|
---|
| 364 | if (chars == 0)
|
---|
| 365 | sig_sem(SEM_TCP_ECHO_SRV_SND_READY);
|
---|
| 366 |
|
---|
| 367 | /* ã³ãã¯ã·ã§ã³åæå®äºã¾ã§å¾
|
---|
| 368 | ã¤ã*/
|
---|
| 369 | syscall(wai_sem(SEM_TCP_ECHO_SRV_CLS_READY));
|
---|
| 370 |
|
---|
| 371 | return error == E_WBLK ? E_OK : error;
|
---|
| 372 | }
|
---|
| 373 |
|
---|
| 374 | /*
|
---|
| 375 | * TCP ECHO ãµã¼ãéä¿¡ã¿ã¹ã¯ (ãã³ããããã³ã°ã³ã¼ã«ä½¿ç¨)
|
---|
| 376 | */
|
---|
| 377 |
|
---|
| 378 | void
|
---|
| 379 | tcp_echo_srv_snd_task(intptr_t exinf)
|
---|
| 380 | {
|
---|
| 381 | ER error;
|
---|
| 382 | ID tskid, cepid;
|
---|
| 383 | uint16_t blen;
|
---|
| 384 |
|
---|
| 385 | get_tid(&tskid);
|
---|
| 386 | syslog(LOG_NOTICE, "[TCP ECHO SRV (NBLK) SND:%d] started.", tskid);
|
---|
| 387 | while (true) {
|
---|
| 388 | if ((error = rcv_dtq(DTQ_TCP_ECHO_SRV_SND, (intptr_t*)&cepid)) != E_OK) {
|
---|
| 389 | syslog(LOG_NOTICE, "[TES:%02u SND] sync error: %s",
|
---|
| 390 | cepid, itron_strerror(error));
|
---|
| 391 | continue;
|
---|
| 392 | }
|
---|
| 393 |
|
---|
| 394 | while (true) {
|
---|
| 395 |
|
---|
| 396 | /* ãããã¡ã«æåãå
|
---|
| 397 | ¥ãã¾ã§å¾
|
---|
| 398 | ã¤ã*/
|
---|
| 399 | syscall(wai_sem(SEM_TCP_ECHO_SRV_SND_READY));
|
---|
| 400 |
|
---|
| 401 | /* å¾
|
---|
| 402 | ã£ã¦ããéã«ã¨ã©ã¼ã«ãªã£ããçµäºããã*/
|
---|
| 403 | if (snd_error <= 0)
|
---|
| 404 | break;
|
---|
| 405 |
|
---|
| 406 | /* åä¿¡å®äºã§ããããã¡ã«æåããªããã°çµäºããã*/
|
---|
| 407 | if (!ena_rcv && chars == 0)
|
---|
| 408 | break;
|
---|
| 409 |
|
---|
| 410 | /* éä¿¡ãµã¤ãºãè¨ç®ããã*/
|
---|
| 411 | syscall(wai_sem(SEM_TCP_ECHO_SRV_LOCK));
|
---|
| 412 | if (rptr > sptr)
|
---|
| 413 | blen = rptr - sptr;
|
---|
| 414 | else
|
---|
| 415 | blen = sizeof(buffer) - (sptr - buffer);
|
---|
| 416 | syscall(sig_sem(SEM_TCP_ECHO_SRV_LOCK));
|
---|
| 417 |
|
---|
| 418 | /* éä¿¡ããã*/
|
---|
| 419 | if ((error = tcp_snd_dat(cepid, sptr, blen, TMO_NBLK)) != E_WBLK) {
|
---|
| 420 | syslog(LOG_NOTICE, "[TES:%02u SND] send error = %s", cepid, itron_strerror(error));
|
---|
| 421 | break;
|
---|
| 422 | }
|
---|
| 423 | }
|
---|
| 424 |
|
---|
| 425 | /* åä¿¡ãããã¡ã«ç©ºãã§ãããå¾
|
---|
| 426 | ã£ã¦ããåä¿¡ã¿ã¹ã¯ãèµ·åºããã*/
|
---|
| 427 | if (chars == sizeof(buffer))
|
---|
| 428 | sig_sem(SEM_TCP_ECHO_SRV_SND_READY);
|
---|
| 429 |
|
---|
| 430 | #ifdef USE_TCP_SHT_CEP
|
---|
| 431 | if ((error = tcp_sht_cep(cepid)) != E_OK)
|
---|
| 432 | syslog(LOG_NOTICE, "[TES:%02u SND] shutdown error = %s", cepid, itron_strerror(error));
|
---|
| 433 | #endif /* of #ifdef USE_TCP_SHT_CEP */
|
---|
| 434 |
|
---|
| 435 | if ((error = tcp_cls_cep(cepid, TMO_NBLK)) != E_WBLK) {
|
---|
| 436 | syslog(LOG_NOTICE, "[TES:%02u SND] close error = %s", cepid, itron_strerror(error));
|
---|
| 437 | }
|
---|
| 438 |
|
---|
| 439 | pol_sem(SEM_TCP_ECHO_SRV_SND_READY);
|
---|
| 440 | pol_sem(SEM_TCP_ECHO_SRV_RCV_READY);
|
---|
| 441 | }
|
---|
| 442 | }
|
---|
| 443 |
|
---|
| 444 | #else /* of #ifdef USE_TCP_NON_BLOCKING */
|
---|
| 445 |
|
---|
| 446 | /*
|
---|
| 447 | * TCP ECHO ãµã¼ãåä¿¡ã«ã¼ãã³
|
---|
| 448 | */
|
---|
| 449 |
|
---|
| 450 | ER
|
---|
| 451 | tcp_echo_srv_rcv (ID cepid, ID repid)
|
---|
| 452 | {
|
---|
| 453 | ER_UINT rlen;
|
---|
| 454 | ER error;
|
---|
| 455 | SYSTIM now;
|
---|
| 456 | uint16_t blen, last;
|
---|
| 457 | char head, tail;
|
---|
| 458 |
|
---|
| 459 | if ((error = psnd_dtq(DTQ_TCP_ECHO_SRV_SND, (intptr_t)cepid)) != E_OK) {
|
---|
| 460 | syslog(LOG_NOTICE, "[TES:%02u RCV] sync error: %s", cepid, itron_strerror(error));
|
---|
| 461 | return error;
|
---|
| 462 | }
|
---|
| 463 |
|
---|
| 464 | if ((error = TCP_ACP_CEP(cepid, repid, &dst, TMO_FEVR)) != E_OK) {
|
---|
| 465 | syslog(LOG_NOTICE, "[TES:%02u ACP] accept error = %s", cepid, itron_strerror(error));
|
---|
| 466 | return error;
|
---|
| 467 | }
|
---|
| 468 |
|
---|
| 469 | #ifdef USE_TCP_EXTENTIONS
|
---|
| 470 | if ((error = FREE_TCP_REP(repid, true)) != E_OK) {
|
---|
| 471 | syslog(LOG_NOTICE, "[TES:%02u DEL] REP delete error: %s", cepid, itron_strerror(error));
|
---|
| 472 | return error;
|
---|
| 473 | }
|
---|
| 474 | #endif /* of #ifdef USE_TCP_EXTENTIONS */
|
---|
| 475 |
|
---|
| 476 | syscall(get_tim(&now));
|
---|
| 477 | syslog(LOG_NOTICE, "[TES:%02u ACP] connect: %6lu, from: %s.%d",
|
---|
| 478 | cepid, now / SYSTIM_HZ, IP2STR(NULL, &dst.ipaddr), dst.portno);
|
---|
| 479 | sptr = rptr = buffer;
|
---|
| 480 | snd_count = snd_total = rcv_count = rcv_total = chars = 0;
|
---|
| 481 | ena_rcv = true;
|
---|
| 482 | while (true) {
|
---|
| 483 |
|
---|
| 484 | /* åä¿¡ãµã¤ãºãè¨ç®ããã*/
|
---|
| 485 | syscall(wai_sem(SEM_TCP_ECHO_SRV_LOCK));
|
---|
| 486 | if (sptr > rptr)
|
---|
| 487 | blen = sptr - rptr;
|
---|
| 488 | else
|
---|
| 489 | blen = sizeof(buffer) - (rptr - buffer);
|
---|
| 490 | syscall(sig_sem(SEM_TCP_ECHO_SRV_LOCK));
|
---|
| 491 |
|
---|
| 492 | /* åä¿¡ããã*/
|
---|
| 493 | if ((rlen = tcp_rcv_dat(cepid, rptr, blen, TMO_FEVR)) <= 0) {
|
---|
| 494 | if (rlen < 0)
|
---|
| 495 | syslog(LOG_NOTICE, "[TES:%02u RCV] recv error = %s",
|
---|
| 496 | cepid, itron_strerror(rlen));
|
---|
| 497 | break;
|
---|
| 498 | }
|
---|
| 499 | head = *rptr;
|
---|
| 500 | tail = *(rptr + rlen - 1);
|
---|
| 501 | #ifdef SHOW_RCV_RANGE
|
---|
| 502 | syslog(LOG_NOTICE, "[TES:%02u RCV] len: %4u, data %02x -> %02x",
|
---|
| 503 | cepid, (uint16_t)rlen, head, tail);
|
---|
| 504 | #endif /* of #ifdef SHOW_RCV_RANGE */
|
---|
| 505 | rcv_count ++;
|
---|
| 506 | rcv_total += rlen;
|
---|
| 507 |
|
---|
| 508 | syscall(wai_sem(SEM_TCP_ECHO_SRV_LOCK));
|
---|
| 509 |
|
---|
| 510 | /* åä¿¡ãã¤ã³ã¿ãé²ããã*/
|
---|
| 511 | if (rptr - buffer + rlen >= sizeof(buffer))
|
---|
| 512 | rptr -= sizeof(buffer) - rlen;
|
---|
| 513 | else
|
---|
| 514 | rptr += rlen;
|
---|
| 515 |
|
---|
| 516 | /* ãããã¡å
|
---|
| 517 | ã®æåæ°ãå¢ããã*/
|
---|
| 518 | last = chars;
|
---|
| 519 | chars += (uint16_t)rlen;
|
---|
| 520 |
|
---|
| 521 | /* ãããã¡å
|
---|
| 522 | ã«æåãå
|
---|
| 523 | ¥ãã°ãéä¿¡ã¿ã¹ã¯ãèµ·åºããã*/
|
---|
| 524 | if (last == 0 && chars > 0)
|
---|
| 525 | sig_sem(SEM_TCP_ECHO_SRV_SND_READY);
|
---|
| 526 |
|
---|
| 527 | /* ãããã¡å
|
---|
| 528 | ã«ç©ºããããã°ãåä¿¡ã¿ã¹ã¯ãèµ·åºããã*/
|
---|
| 529 | if (sizeof(buffer) - chars > 0)
|
---|
| 530 | sig_sem(SEM_TCP_ECHO_SRV_RCV_READY);
|
---|
| 531 |
|
---|
| 532 | syscall(sig_sem(SEM_TCP_ECHO_SRV_LOCK));
|
---|
| 533 |
|
---|
| 534 | /* ãããã¡ã«ç©ºããã§ããã¾ã§å¾
|
---|
| 535 | ã¤ã*/
|
---|
| 536 | syscall(wai_sem(SEM_TCP_ECHO_SRV_RCV_READY));
|
---|
| 537 | }
|
---|
| 538 |
|
---|
| 539 | /* åä¿¡å®äº */
|
---|
| 540 | ena_rcv = false;
|
---|
| 541 |
|
---|
| 542 | /* åä¿¡ãããã¡ã«æåãå
|
---|
| 543 | ¥ãã®ãå¾
|
---|
| 544 | ã£ã¦ããéä¿¡ã¿ã¹ã¯ãèµ·åºããã*/
|
---|
| 545 | if (chars == 0)
|
---|
| 546 | sig_sem(SEM_TCP_ECHO_SRV_SND_READY);
|
---|
| 547 |
|
---|
| 548 | /* ã³ãã¯ã·ã§ã³ã®åæãå®äºããã¾ã§å¾
|
---|
| 549 | ã¤ã*/
|
---|
| 550 | syscall(wai_sem(SEM_TCP_ECHO_SRV_CLS_READY));
|
---|
| 551 |
|
---|
| 552 | return error;
|
---|
| 553 | }
|
---|
| 554 |
|
---|
| 555 | /*
|
---|
| 556 | * TCP ECHO ãµã¼ãéä¿¡ã¿ã¹ã¯
|
---|
| 557 | */
|
---|
| 558 |
|
---|
| 559 | void
|
---|
| 560 | tcp_echo_srv_snd_task(intptr_t exinf)
|
---|
| 561 | {
|
---|
| 562 | ID tskid, cepid;
|
---|
| 563 | ER error;
|
---|
| 564 | ER_UINT slen;
|
---|
| 565 | SYSTIM now;
|
---|
| 566 | uint16_t blen, last;
|
---|
| 567 | char head, tail;
|
---|
| 568 |
|
---|
| 569 | get_tid(&tskid);
|
---|
| 570 | syslog(LOG_NOTICE, "[TCP ECHO SRV SND:%d] started.", tskid);
|
---|
| 571 | while (true) {
|
---|
| 572 | if ((error = rcv_dtq(DTQ_TCP_ECHO_SRV_SND, (intptr_t*)&cepid)) != E_OK) {
|
---|
| 573 | syslog(LOG_NOTICE, "[TES:%02u SND] sync error: %s",
|
---|
| 574 | cepid, itron_strerror(error));
|
---|
| 575 | continue;
|
---|
| 576 | }
|
---|
| 577 |
|
---|
| 578 | while (true) {
|
---|
| 579 |
|
---|
| 580 | /* ãããã¡ã«æåãå
|
---|
| 581 | ¥ãã¾ã§å¾
|
---|
| 582 | ã¤ã*/
|
---|
| 583 | syscall(wai_sem(SEM_TCP_ECHO_SRV_SND_READY));
|
---|
| 584 |
|
---|
| 585 | /* åä¿¡å®äºã§ããããã¡ã«æåããªããã°çµäºããã*/
|
---|
| 586 | if (!ena_rcv && chars == 0)
|
---|
| 587 | break;
|
---|
| 588 |
|
---|
| 589 | /* éä¿¡ãµã¤ãºãè¨ç®ããã*/
|
---|
| 590 | syscall(wai_sem(SEM_TCP_ECHO_SRV_LOCK));
|
---|
| 591 | if (rptr > sptr)
|
---|
| 592 | blen = rptr - sptr;
|
---|
| 593 | else
|
---|
| 594 | blen = sizeof(buffer) - (sptr - buffer);
|
---|
| 595 | syscall(sig_sem(SEM_TCP_ECHO_SRV_LOCK));
|
---|
| 596 |
|
---|
| 597 | if ((slen = tcp_snd_dat(cepid, sptr, blen, TMO_FEVR)) <= 0) {
|
---|
| 598 | syslog(LOG_NOTICE, "[TES:%02u SND] send error = %s", cepid, itron_strerror(slen));
|
---|
| 599 | break;
|
---|
| 600 | }
|
---|
| 601 |
|
---|
| 602 | head = *sptr;
|
---|
| 603 | tail = *(sptr + slen - 1);
|
---|
| 604 | #ifdef SHOW_RCV_RANGE
|
---|
| 605 | syslog(LOG_NOTICE, "[TES:%02u SND] len: %4u, data %02x -> %02x",
|
---|
| 606 | cepid, (uint16_t)slen, head, tail);
|
---|
| 607 | #endif /* of #ifdef SHOW_RCV_RANGE */
|
---|
| 608 | snd_count ++;
|
---|
| 609 | snd_total += slen;
|
---|
| 610 |
|
---|
| 611 | syscall(wai_sem(SEM_TCP_ECHO_SRV_LOCK));
|
---|
| 612 |
|
---|
| 613 | /* éä¿¡ãã¤ã³ã¿ãé²ããã*/
|
---|
| 614 | if (sptr - buffer + slen >= sizeof(buffer))
|
---|
| 615 | sptr -= sizeof(buffer) - slen;
|
---|
| 616 | else
|
---|
| 617 | sptr += slen;
|
---|
| 618 |
|
---|
| 619 | /* ãããã¡å
|
---|
| 620 | ã®æåæ°ãæ¸ããã*/
|
---|
| 621 | last = chars;
|
---|
| 622 | chars -= (uint16_t)slen;
|
---|
| 623 |
|
---|
| 624 | /* åä¿¡å®äºã§ããããã¡ã«æåããªããã°çµäºããã*/
|
---|
| 625 | if (!ena_rcv && chars == 0) {
|
---|
| 626 | syscall(sig_sem(SEM_TCP_ECHO_SRV_LOCK));
|
---|
| 627 | break;
|
---|
| 628 | }
|
---|
| 629 |
|
---|
| 630 | /* ãããã¡å
|
---|
| 631 | ã«æåãããã°ãéä¿¡ã¿ã¹ã¯ãèµ·åºããã*/
|
---|
| 632 | if (chars > 0)
|
---|
| 633 | sig_sem(SEM_TCP_ECHO_SRV_SND_READY);
|
---|
| 634 |
|
---|
| 635 | /* åä¿¡å¯è½ã§ããããã¡å
|
---|
| 636 | ã«ç©ºããã§ããã°ãåä¿¡ã¿ã¹ã¯ãèµ·åºããã*/
|
---|
| 637 | if (ena_rcv && last == sizeof(buffer) && sizeof(buffer) - chars > 0)
|
---|
| 638 | sig_sem(SEM_TCP_ECHO_SRV_RCV_READY);
|
---|
| 639 |
|
---|
| 640 | syscall(sig_sem(SEM_TCP_ECHO_SRV_LOCK));
|
---|
| 641 | }
|
---|
| 642 |
|
---|
| 643 | /* åä¿¡ãããã¡ã«ç©ºãã§ãããå¾
|
---|
| 644 | ã£ã¦ããåä¿¡ã¿ã¹ã¯ãèµ·åºããã*/
|
---|
| 645 | if (chars == sizeof(buffer))
|
---|
| 646 | sig_sem(SEM_TCP_ECHO_SRV_SND_READY);
|
---|
| 647 |
|
---|
| 648 | #ifdef USE_TCP_SHT_CEP
|
---|
| 649 | if ((error = tcp_sht_cep(cepid)) != E_OK)
|
---|
| 650 | syslog(LOG_NOTICE, "[TES:%02u SND] shtudown error = %s", cepid, itron_strerror(error));
|
---|
| 651 | #endif /* of #ifdef USE_TCP_SHT_CEP */
|
---|
| 652 |
|
---|
| 653 | if ((error = tcp_cls_cep(cepid, TMO_FEVR)) != E_OK)
|
---|
| 654 | syslog(LOG_NOTICE, "[TES:%02u SND] close error = %s", cepid, itron_strerror(error));
|
---|
| 655 |
|
---|
| 656 | get_tim(&now);
|
---|
| 657 | syslog(LOG_NOTICE, "[TES:%02u SND] finish: %6lu, snd: %4u, rcv: %4u, len: %ld",
|
---|
| 658 | cepid, now / SYSTIM_HZ, snd_count, rcv_count, snd_total);
|
---|
| 659 |
|
---|
| 660 | sig_sem(SEM_TCP_ECHO_SRV_CLS_READY);
|
---|
| 661 |
|
---|
| 662 | pol_sem(SEM_TCP_ECHO_SRV_SND_READY);
|
---|
| 663 | pol_sem(SEM_TCP_ECHO_SRV_RCV_READY);
|
---|
| 664 | }
|
---|
| 665 | }
|
---|
| 666 |
|
---|
| 667 | #endif /* of #ifdef USE_TCP_NON_BLOCKING */
|
---|
| 668 |
|
---|
| 669 | #ifdef USE_TCP_EXTENTIONS
|
---|
| 670 |
|
---|
| 671 | /*
|
---|
| 672 | * get_tcp_rep -- TCP åä»å£ãç²å¾ããã
|
---|
| 673 | */
|
---|
| 674 |
|
---|
| 675 | static ER
|
---|
| 676 | get_tcp_rep (ID *repid)
|
---|
| 677 | {
|
---|
| 678 | ID tskid;
|
---|
| 679 | T_TCP_CREP crep;
|
---|
| 680 |
|
---|
| 681 | get_tid(&tskid);
|
---|
| 682 |
|
---|
| 683 | crep.repatr = UINT_C(0);
|
---|
| 684 | crep.myaddr.portno = UINT_C(7);
|
---|
| 685 |
|
---|
| 686 | #if defined(SUPPORT_INET4)
|
---|
| 687 | crep.myaddr.ipaddr = IPV4_ADDRANY;
|
---|
| 688 | #endif
|
---|
| 689 |
|
---|
| 690 | #if defined(SUPPORT_INET6)
|
---|
| 691 | memcpy(&crep.myaddr.ipaddr, &ipv6_addrany, sizeof(T_IN6_ADDR));
|
---|
| 692 | #endif
|
---|
| 693 |
|
---|
| 694 | return ALLOC_TCP_REP(repid, tskid, &crep);
|
---|
| 695 | }
|
---|
| 696 |
|
---|
| 697 | /*
|
---|
| 698 | * get_tcp_cep -- TCP é信端ç¹ãç²å¾ããã
|
---|
| 699 | */
|
---|
| 700 |
|
---|
| 701 | static ER
|
---|
| 702 | get_tcp_cep (ID *cepid)
|
---|
| 703 | {
|
---|
| 704 | ID tskid;
|
---|
| 705 | T_TCP_CCEP ccep;
|
---|
| 706 |
|
---|
| 707 | get_tid(&tskid);
|
---|
| 708 |
|
---|
| 709 | ccep.cepatr = UINT_C(0);
|
---|
| 710 | ccep.sbufsz = TCP_ECHO_SRV_SWBUF_SIZE;
|
---|
| 711 | ccep.rbufsz = TCP_ECHO_SRV_RWBUF_SIZE;
|
---|
| 712 |
|
---|
| 713 | #ifdef TCP_CFG_SWBUF_CSAVE
|
---|
| 714 | ccep.sbuf = NADR;
|
---|
| 715 | #else
|
---|
| 716 | ccep.sbuf = tcp_echo_srv_swbuf;
|
---|
| 717 | #endif
|
---|
| 718 | #ifdef TCP_CFG_RWBUF_CSAVE
|
---|
| 719 | ccep.rbuf = NADR;
|
---|
| 720 | #else
|
---|
| 721 | ccep.rbuf = tcp_echo_srv_rwbuf;
|
---|
| 722 | #endif
|
---|
| 723 | #ifdef USE_TCP_NON_BLOCKING
|
---|
| 724 | ccep.callback = (FP)callback_nblk_tcp_echo_srv;
|
---|
| 725 | #else
|
---|
| 726 | ccep.callback = NULL;
|
---|
| 727 | #endif
|
---|
| 728 |
|
---|
| 729 | return ALLOC_TCP_CEP(cepid, tskid, &ccep);
|
---|
| 730 | }
|
---|
| 731 |
|
---|
| 732 | /*
|
---|
| 733 | * TCP ECHO ãµã¼ãåä¿¡ã¿ã¹ã¯
|
---|
| 734 | */
|
---|
| 735 |
|
---|
| 736 | void
|
---|
| 737 | tcp_echo_srv_rcv_task (intptr_t exinf)
|
---|
| 738 | {
|
---|
| 739 | ID tskid, cepid, repid;
|
---|
| 740 | ER error = E_OK;
|
---|
| 741 |
|
---|
| 742 | syscall(get_tid(&tskid));
|
---|
| 743 | syslog(LOG_NOTICE, "[TCP ECHO SRV:%d] started.", tskid);
|
---|
| 744 | while (true) {
|
---|
| 745 |
|
---|
| 746 | syscall(slp_tsk());
|
---|
| 747 | if ((error = get_tcp_cep (&cepid)) != E_OK) {
|
---|
| 748 | syslog(LOG_NOTICE, "[TES:00 EXT] CEP create error: %s", itron_strerror(error));
|
---|
| 749 | continue;
|
---|
| 750 | }
|
---|
| 751 |
|
---|
| 752 | while (true) {
|
---|
| 753 |
|
---|
| 754 | if ((error = get_tcp_rep (&repid)) != E_OK) {
|
---|
| 755 | syslog(LOG_NOTICE, "[TES:00 EXT] REP create error: %s", itron_strerror(error));
|
---|
| 756 | break;
|
---|
| 757 | }
|
---|
| 758 | else if ((error = tcp_echo_srv_rcv(cepid, repid)) != E_OK) {
|
---|
| 759 | error = FREE_TCP_REP(repid, error != E_DLT);
|
---|
| 760 | break;
|
---|
| 761 | }
|
---|
| 762 | }
|
---|
| 763 |
|
---|
| 764 | if ((error = free_tcp_cep(cepid)) != E_OK)
|
---|
| 765 | syslog(LOG_NOTICE, "[TES:%02u EXT] CEP delete error: %s", cepid, itron_strerror(error));
|
---|
| 766 |
|
---|
| 767 | }
|
---|
| 768 | }
|
---|
| 769 |
|
---|
| 770 | #else /* of #ifdef USE_TCP_EXTENTIONS */
|
---|
| 771 |
|
---|
| 772 | void
|
---|
| 773 | tcp_echo_srv_rcv_task(intptr_t exinf)
|
---|
| 774 | {
|
---|
| 775 | ID tskid;
|
---|
| 776 |
|
---|
| 777 | get_tid(&tskid);
|
---|
| 778 | syslog(LOG_NOTICE, "[TCP ECHO SRV RCV:%d,%d] started.", tskid, (ID)exinf);
|
---|
| 779 | while (true) {
|
---|
| 780 | while (tcp_echo_srv_rcv((ID)exinf, TCP_ECHO_SRV_REPID) == E_OK)
|
---|
| 781 | ;
|
---|
| 782 | }
|
---|
| 783 | }
|
---|
| 784 |
|
---|
| 785 | #endif /* of #ifdef USE_TCP_EXTENTIONS */
|
---|
| 786 |
|
---|
| 787 | #endif /* of #ifdef USE_TCP_ECHO_SRV2 */
|
---|