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: echos6.c 317 2017-08-03 13:14:26Z coas-nagasima $
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44 | */
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45 |
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46 | /*
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47 | * IPv6ãTCP 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 <netinet/in.h>
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58 | #include <netinet/in_itron.h>
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59 | #include <netinet/tcp.h>
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60 |
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61 | #include "echos6.h"
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62 |
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63 | /*
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64 | * å¤é¨é¢æ°ã®å®ç¾©
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65 | */
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66 |
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67 | extern const char *itron_strerror (ER ercd);
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68 |
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69 | /*
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70 | * 注æ:
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71 | *
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72 | * BUF_SIZE 㯠TCP ã®
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73 | * éä¿¡ã¦ã¤ã³ãã¦ãããã¡ãµã¤ãº + åä¿¡ã¦ã¤ã³ãã¦ãããã¡ãµã¤ãºã®
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74 | * 3/2 å以ä¸ã®å¤§ããããªããã°ããããããã¯ããå¯è½æ§ãããã
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75 | */
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76 |
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77 | #define BUF_SIZE ((TCP_ECHO_SRV_SWBUF_SIZE + \
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78 | TCP_ECHO_SRV_RWBUF_SIZE) * 3 / 2)
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79 |
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80 | static T_IPV6EP dst;
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81 |
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82 | #ifdef USE_TCP_NON_BLOCKING
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83 |
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84 | static ER nblk_error = E_OK;
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85 | static ER_UINT nblk_slen = 0;
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86 | static ER_UINT nblk_rlen = 0;
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87 |
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88 | #endif /* of #ifdef USE_TCP_NON_BLOCKING */
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89 |
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90 | #ifndef USE_COPYSAVE_API
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91 |
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92 | static uint8_t buffer[BUF_SIZE];
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93 |
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94 | #endif /* of #ifndef USE_COPYSAVE_API */
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95 |
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96 | /*
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97 | * TCP éåä¿¡ãããã¡
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98 | */
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99 |
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100 | uint8_t tcp_echo_srv_swbuf[TCP_ECHO_SRV_SWBUF_SIZE];
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101 | uint8_t tcp_echo_srv_rwbuf[TCP_ECHO_SRV_RWBUF_SIZE];
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102 |
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103 | #ifdef USE_TCP_NON_BLOCKING
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104 |
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105 | /*
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106 | * ãã³ããããã³ã°ã³ã¼ã«ã®ã³ã¼ã«ããã¯é¢æ°
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107 | */
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108 |
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109 | ER
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110 | callback_nblk_tcp_echo_srv (ID cepid, FN fncd, void *p_parblk)
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111 | {
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112 | ER error = E_OK;
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113 |
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114 | switch (fncd) {
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115 |
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116 | case TFN_TCP_ACP_CEP:
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117 | nblk_error = *(ER*)p_parblk;
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118 | syscall(sig_sem(SEM_TCP_ECHO_SRV_NBLK_READY));
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119 | break;
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120 |
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121 | case TFN_TCP_RCV_DAT:
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122 | if ((nblk_rlen = *(ER_UINT*)p_parblk) < 0)
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123 | syslog(LOG_NOTICE, "[TCP ECHO SRV (NBLK) CBN] recv err: %s", itron_strerror(nblk_rlen));
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124 | syscall(sig_sem(SEM_TCP_ECHO_SRV_NBLK_READY));
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125 | break;
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126 |
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127 | case TFN_TCP_SND_DAT:
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128 | if ((nblk_slen = *(ER_UINT*)p_parblk) < 0)
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129 | syslog(LOG_NOTICE, "[TCP ECHO SRV (NBLK) CBN] send err: %s", itron_strerror(nblk_slen));
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130 | syscall(sig_sem(SEM_TCP_ECHO_SRV_NBLK_READY));
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131 | break;
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132 |
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133 | case TFN_TCP_CLS_CEP:
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134 | if ((nblk_error = *(ER*)p_parblk) < 0)
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135 | syslog(LOG_NOTICE, "[TCP ECHO SRV (NBLK) CBN] clse err: %s", itron_strerror(nblk_error));
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136 | syscall(sig_sem(SEM_TCP_ECHO_SRV_NBLK_READY));
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137 | break;
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138 |
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139 | case TFN_TCP_RCV_BUF:
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140 | if ((nblk_rlen = *(ER_UINT*)p_parblk) < 0)
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141 | syslog(LOG_NOTICE, "[TCP ECHO SRV (NBLK) CBN] rbuf err: %s", itron_strerror(nblk_rlen));
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142 | syscall(sig_sem(SEM_TCP_ECHO_SRV_NBLK_READY));
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143 | break;
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144 |
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145 | case TFN_TCP_GET_BUF:
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146 | if ((nblk_slen = *(ER_UINT*)p_parblk) < 0)
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147 | syslog(LOG_NOTICE, "[TCP ECHO SRV (NBLK) CBN] sbuf err: %s", itron_strerror(nblk_slen));
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148 | syscall(sig_sem(SEM_TCP_ECHO_SRV_NBLK_READY));
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149 | break;
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150 |
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151 | case TFN_TCP_CON_CEP:
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152 | case TFN_TCP_SND_OOB:
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153 | default:
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154 | error = E_PAR;
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155 | break;
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156 | }
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157 | return error;
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158 | }
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159 |
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160 | #ifdef USE_COPYSAVE_API
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161 |
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162 | void
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163 | tcp_echo_srv_task(intptr_t exinf)
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164 | {
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165 | ID tskid;
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166 | ER error = E_OK;
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167 | uint32_t total;
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168 | uint16_t rblen, sblen, rlen, slen, soff, count;
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169 | char *rbuf, *sbuf;
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170 |
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171 | get_tid(&tskid);
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172 | syslog(LOG_NOTICE, "[TCP ECHO SRV (NBLK):%d,%d] (copy save API) started.", tskid, (int_t)exinf);
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173 | while (true) {
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174 | if ((error = tcp6_acp_cep((int_t)exinf, TCP_ECHO_SRV_REPID, &dst, TMO_NBLK)) != E_WBLK) {
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175 | syslog(LOG_NOTICE, "[TCP ECHO SRV (NBLK) ACP] error: %s", itron_strerror(error));
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176 | continue;
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177 | }
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178 |
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179 | /* ç¸æããæ¥ç¶ãããã¾ã§å¾
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180 | ã¤ã*/
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181 | syscall(wai_sem(SEM_TCP_ECHO_SRV_NBLK_READY));
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182 |
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183 | if (nblk_error == E_OK)
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184 | syslog(LOG_NOTICE, "[TCP ECHO SRV (NBLK) ACP] connected from %s:%d", ipv62str(NULL, &dst.ipaddr), dst.portno);
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185 | else {
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186 | syslog(LOG_NOTICE, "[TCP ECHO SRV (NBLK) ACP] error: %s", itron_strerror(nblk_error));
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187 | continue;
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188 | }
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189 |
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190 | total = rlen = count = 0;
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191 | while (true) {
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192 | if ((error = tcp_rcv_buf((int_t)exinf, (void **)&rbuf, TMO_NBLK)) != E_WBLK) {
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193 | syslog(LOG_NOTICE, "[TCP ECHO SRV (NBLK) RCV] error: %s", itron_strerror(error));
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194 | break;
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195 | }
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196 |
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197 | /* åä¿¡ããã¾ã§å¾
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198 | ã¤ã*/
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199 | syscall(wai_sem(SEM_TCP_ECHO_SRV_NBLK_READY));
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200 |
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201 | if (nblk_rlen < 0) { /* ã¨ã©ã¼ */
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202 | syslog(LOG_NOTICE, "[TCP ECHO SRV (NBLK) RCV] error: %s", itron_strerror(nblk_rlen));
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203 | break;
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204 | }
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205 | else if (nblk_rlen == 0) /* åä¿¡çµäº */
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206 | break;
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207 |
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208 | rblen = (uint16_t)nblk_rlen;
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209 |
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210 | /* ãããã¡ã®æ®ãã«ãããåä¿¡é·ã調æ´ããã*/
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211 | if (rblen > BUF_SIZE - rlen)
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212 | rblen = BUF_SIZE - rlen;
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213 |
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214 | total += rblen;
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215 | rlen = rblen;
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216 | count ++;
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217 | memcpy(buffer, rbuf, rblen);
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218 |
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219 | if ((error = tcp_rel_buf((int_t)exinf, rlen)) < 0) {
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220 | syslog(LOG_NOTICE, "[TCP ECHO SRV (NBLK) REL] error: %s",
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221 | itron_strerror(error));
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222 | break;
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223 | }
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224 |
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225 | soff = 0;
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226 | while (rlen > 0) {
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227 |
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228 | if ((error = tcp_get_buf((int_t)exinf, (void **)&sbuf, TMO_NBLK)) != E_WBLK) {
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229 | syslog(LOG_NOTICE, "[TCP ECHO SRV (NBLK) GET] error: %s",
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230 | itron_strerror(error));
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231 | goto err_fin;
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232 | }
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233 |
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234 | /* éä¿¡ãããã¡ã®ç²å¾ãå®äºããã¾ã§å¾
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235 | ã¤ã*/
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236 | syscall(wai_sem(SEM_TCP_ECHO_SRV_NBLK_READY));
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237 |
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238 | if (nblk_slen < 0) {
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239 | syslog(LOG_NOTICE, "[TCP ECHO SRV (NBLK) GET] error: %s",
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240 | itron_strerror(nblk_slen));
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241 | goto err_fin;
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242 | }
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243 | else
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244 | /*syslog(LOG_NOTICE, "[TCP ECHO SRV (NBLK) GET] len: %d", nblk_slen)*/;
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245 |
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246 | sblen = (uint16_t)nblk_slen;
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247 | slen = sblen < rlen ? sblen : rlen;
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248 | memcpy(sbuf, buffer + soff, slen);
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249 |
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250 | if ((error = tcp_snd_buf((int_t)exinf, slen)) != E_OK) {
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251 | syslog(LOG_NOTICE, "[TCP ECHO SRV (NBLK) SND] error: %s",
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252 | itron_strerror(error));
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253 | goto err_fin;
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254 | }
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255 | /*syslog(LOG_NOTICE, "[TCP ECHO SRV (NBLK) SND] len: %d", slen);*/
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256 |
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257 | rlen -= slen;
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258 | soff += slen;
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259 | }
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260 | }
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261 | err_fin:
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262 |
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263 | if ((error = tcp_sht_cep((int_t)exinf)) != E_OK)
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264 | syslog(LOG_NOTICE, "[TCP ECHO SRV (NBLK) SHT] error: %s", itron_strerror(error));
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265 |
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266 | if ((error = tcp_cls_cep((int_t)exinf, TMO_NBLK)) != E_WBLK)
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267 | syslog(LOG_NOTICE, "[TCP ECHO SRV (NBLK) CLS] error: %s", itron_strerror(error));
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268 |
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269 | /* éæ¾ãå®äºããã¾ã§å¾
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270 | ã¤ã*/
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271 | syscall(wai_sem(SEM_TCP_ECHO_SRV_NBLK_READY));
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272 |
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273 | syslog(LOG_NOTICE, "[TCP ECHO SRV (NBLK) FIN] finished, total count: %d, len: %d", count, total);
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274 | }
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275 | }
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276 |
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277 | #else /* of #ifdef USE_COPYSAVE_API */
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278 |
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279 | void
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280 | tcp_echo_srv_task(intptr_t exinf)
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281 | {
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282 | ID tskid;
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283 | ER error;
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284 | uint32_t total;
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285 | uint16_t rlen, slen, soff, count;
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286 |
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287 | get_tid(&tskid);
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288 | syslog(LOG_NOTICE, "[TCP ECHO SRV (NBLK):%d,%d] started.", tskid, (int_t)exinf);
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289 | while (true) {
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290 | if ((error = tcp6_acp_cep((int_t)exinf, TCP_ECHO_SRV_REPID, &dst, TMO_NBLK)) != E_WBLK) {
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291 | syslog(LOG_NOTICE, "[TCP ECHO SRV (NBLK) ACP] error: %s", itron_strerror(error));
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292 | continue;
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293 | }
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294 |
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295 | /* ç¸æããæ¥ç¶ãããã¾ã§å¾
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296 | ã¤ã*/
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297 | syscall(wai_sem(SEM_TCP_ECHO_SRV_NBLK_READY));
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298 |
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299 | if (nblk_error == E_OK) {
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300 | syslog(LOG_NOTICE, "[TCP ECHO SRV (NBLK) ACP] connected from %s:%d",
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301 | ipv62str(NULL, &dst.ipaddr), dst.portno);
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302 | }
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303 | else {
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304 | syslog(LOG_NOTICE, "[TCP ECHO SRV (NBLK) ACP] error: %s", itron_strerror(nblk_error));
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305 | continue;
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306 | }
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307 |
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308 | count = total = 0;
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309 | while (true) {
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310 | if ((error = tcp_rcv_dat((int_t)exinf, buffer, BUF_SIZE - 1, TMO_NBLK)) != E_WBLK) {
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311 | syslog(LOG_NOTICE, "[TCP ECHO SRV (NBLK) RCV] error: %s",
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312 | itron_strerror(error));
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313 | break;
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314 | }
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315 |
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316 | /* åä¿¡å®äºã¾ã§å¾
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317 | ã¤ã*/
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318 | syscall(wai_sem(SEM_TCP_ECHO_SRV_NBLK_READY));
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319 |
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320 | if (nblk_rlen < 0) {
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321 | syslog(LOG_NOTICE, "[TCP ECHO SRV (NBLK) RCV] error: %s",
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322 | itron_strerror(nblk_rlen));
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323 | break;
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324 | }
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325 | else if (nblk_rlen == 0)
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326 | break;
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327 |
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328 | rlen = (uint16_t)nblk_rlen;
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329 | total += (uint32_t)nblk_rlen;
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330 | count ++;
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331 | soff = 0;
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332 | while (rlen > 0) {
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333 | if ((error = tcp_snd_dat((int_t)exinf, &buffer[soff], rlen, TMO_NBLK)) != E_WBLK) {
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334 | syslog(LOG_NOTICE, "[TCP ECHO SRV (NBLK) SND] error: %s",
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335 | itron_strerror(error));
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336 | goto err_fin;
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337 | }
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338 |
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339 | /* éä¿¡å®äºã¾ã§å¾
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340 | ã¤ã*/
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341 | syscall(wai_sem(SEM_TCP_ECHO_SRV_NBLK_READY));
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342 |
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343 | if (nblk_slen < 0) {
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344 | syslog(LOG_NOTICE, "[TCP ECHO SRV (NBLK) SND] error: %s",
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345 | itron_strerror(nblk_slen));
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346 | goto err_fin;
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347 | }
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348 | else
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349 | /*syslog(LOG_NOTICE, "[TCP ECHO SRV (NBLK) SND] len: %4d", nblk_slen)*/;
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350 |
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351 | slen = (uint16_t)nblk_slen;
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352 | rlen -= slen;
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353 | soff += slen;
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354 | }
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355 | }
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356 | err_fin:
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357 |
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358 | if ((error = tcp_sht_cep((int_t)exinf)) != E_OK)
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359 | syslog(LOG_NOTICE, "[TCP ECHO SRV (NBLK) SHT] error: %s", itron_strerror(error));
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360 |
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361 | if ((error = tcp_cls_cep((int_t)exinf, TMO_NBLK)) != E_WBLK)
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362 | syslog(LOG_NOTICE, "[TCP ECHO SRV (NBLK) CLS] error: %s", itron_strerror(error));
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363 |
|
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364 | /* éæ¾ãå®äºããã¾ã§å¾
|
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365 | ã¤ã*/
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366 | syscall(wai_sem(SEM_TCP_ECHO_SRV_NBLK_READY));
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367 |
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368 | syslog(LOG_NOTICE, "[TCP ECHO SRV (NBLK) FIN] finished, total cnt: %d, len: %d", count, total);
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369 | }
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370 | }
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371 |
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372 | #endif /* of #ifdef USE_COPYSAVE_API */
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373 |
|
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374 | #else /* of #ifdef USE_TCP_NON_BLOCKING */
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375 |
|
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376 | #ifdef USE_COPYSAVE_API
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377 |
|
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378 | void
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379 | tcp_echo_srv_task(intptr_t exinf)
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380 | {
|
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381 | ID tskid;
|
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382 | ER_UINT rblen, sblen;
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383 | ER error = E_OK;
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384 | uint32_t total;
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385 | uint16_t rlen, slen, soff, count;
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386 | char *rbuf, *sbuf;
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387 |
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388 | get_tid(&tskid);
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389 | syslog(LOG_NOTICE, "[TCP ECHO SRV:%d,%d] (copy save API) started.", tskid, (int_t)exinf);
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390 | while (true) {
|
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391 | if (tcp6_acp_cep((int_t)exinf, TCP_ECHO_SRV_REPID, &dst, TMO_FEVR) != E_OK) {
|
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392 | syslog(LOG_NOTICE, "[TCP ECHO SRV ACP] error: %s", itron_strerror(error));
|
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393 | continue;
|
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394 | }
|
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395 |
|
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396 | total = count = 0;
|
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397 | syslog(LOG_NOTICE, "[TCP ECHO SRV ACP] connected from %s:%d", ipv62str(NULL, &dst.ipaddr), dst.portno);
|
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398 | while (true) {
|
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399 | if ((rblen = tcp_rcv_buf((int_t)exinf, (void **)&rbuf, TMO_FEVR)) <= 0) {
|
---|
400 | if (rblen != E_OK)
|
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401 | syslog(LOG_NOTICE, "[TCP ECHO SRV RCV] error: %s", itron_strerror(rblen));
|
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402 | break;
|
---|
403 | }
|
---|
404 |
|
---|
405 | rlen = (uint16_t)rblen;
|
---|
406 | total += (uint32_t)rblen;
|
---|
407 | count ++;
|
---|
408 | soff = 0;
|
---|
409 | while (rlen > 0) {
|
---|
410 |
|
---|
411 | if ((sblen = tcp_get_buf((int_t)exinf, (void **)&sbuf, TMO_FEVR)) < 0) {
|
---|
412 | syslog(LOG_NOTICE, "[TCP ECHO SRV GET] error: %s",
|
---|
413 | itron_strerror(sblen));
|
---|
414 | goto err_fin;
|
---|
415 | }
|
---|
416 | /*syslog(LOG_NOTICE, "[TCP ECHO SRV GET] len: %d", sblen);*/
|
---|
417 |
|
---|
418 | slen = rlen < (uint16_t)sblen ? rlen : (uint16_t)sblen;
|
---|
419 | memcpy(sbuf, rbuf + soff, slen);
|
---|
420 | if ((error = tcp_snd_buf((int_t)exinf, slen)) != E_OK) {
|
---|
421 | syslog(LOG_NOTICE, "[TCP ECHO SRV SND] error: %s",
|
---|
422 | itron_strerror(error));
|
---|
423 | goto err_fin;
|
---|
424 | }
|
---|
425 | /*syslog(LOG_NOTICE, "[TCP ECHO SRV SND] len: %d", slen);*/
|
---|
426 |
|
---|
427 | rlen -= slen;
|
---|
428 | soff += slen;
|
---|
429 | }
|
---|
430 |
|
---|
431 | if ((error = tcp_rel_buf((int_t)exinf, rblen)) < 0) {
|
---|
432 | syslog(LOG_NOTICE, "[TCP ECHO SRV REL] error: %s", itron_strerror(error));
|
---|
433 | break;
|
---|
434 | }
|
---|
435 | }
|
---|
436 | err_fin:
|
---|
437 |
|
---|
438 | if ((error = tcp_sht_cep((int_t)exinf)) != E_OK)
|
---|
439 | syslog(LOG_NOTICE, "[TCP ECHO SRV SHT] error: %s", itron_strerror(error));
|
---|
440 |
|
---|
441 | if ((error = tcp_cls_cep((int_t)exinf, TMO_FEVR)) != E_OK)
|
---|
442 | syslog(LOG_NOTICE, "[TCP ECHO SRV CLS] error: %s", itron_strerror(error));
|
---|
443 |
|
---|
444 | syslog(LOG_NOTICE, "[TCP ECHO SRV FIN] finished, total cnt: %d, len: %d", count, total);
|
---|
445 | }
|
---|
446 | }
|
---|
447 |
|
---|
448 | #else /* of #ifdef USE_COPYSAVE_API */
|
---|
449 |
|
---|
450 | void
|
---|
451 | tcp_echo_srv_task(intptr_t exinf)
|
---|
452 | {
|
---|
453 | ID tskid;
|
---|
454 | ER_UINT rlen, slen;
|
---|
455 | ER error = E_OK;
|
---|
456 | uint16_t soff, count, total;
|
---|
457 |
|
---|
458 | get_tid(&tskid);
|
---|
459 | syslog(LOG_NOTICE, "[TCP ECHO SRV:%d,%d] started.", tskid, (int_t)exinf);
|
---|
460 | while (true) {
|
---|
461 | if (tcp6_acp_cep((int_t)exinf, TCP_ECHO_SRV_REPID, &dst, TMO_FEVR) != E_OK) {
|
---|
462 | syslog(LOG_NOTICE, "[TCP ECHO SRV ACP] error: %s", itron_strerror(error));
|
---|
463 | continue;
|
---|
464 | }
|
---|
465 |
|
---|
466 | total = count = 0;
|
---|
467 | syslog(LOG_NOTICE, "[TCP ECHO SRV ACP] connected from %s:%d",
|
---|
468 | ipv62str(NULL, &dst.ipaddr), dst.portno);
|
---|
469 | while (true) {
|
---|
470 | if ((rlen = tcp_rcv_dat((int_t)exinf, buffer, BUF_SIZE - 1, TMO_FEVR)) <= 0) {
|
---|
471 | if (rlen != E_OK)
|
---|
472 | syslog(LOG_NOTICE, "[TCP ECHO SRV RCV] error: %s",
|
---|
473 | itron_strerror(rlen));
|
---|
474 | break;
|
---|
475 | }
|
---|
476 |
|
---|
477 | /*syslog(LOG_NOTICE, "[TCP ECHO SRV RCV] count: %4d, len: %4d, data %02x -> %02x",
|
---|
478 | ++ count, (uint16_t)rlen, *buffer, *(buffer + rlen - 1));*/
|
---|
479 | count ++;
|
---|
480 | total += (uint16_t)rlen;
|
---|
481 | soff = 0;
|
---|
482 | while (rlen > 0) {
|
---|
483 | if ((slen = tcp_snd_dat((int_t)exinf, &buffer[soff], rlen, TMO_FEVR)) < 0) {
|
---|
484 | syslog(LOG_NOTICE, "[TCP ECHO SRV SND] error: %s",
|
---|
485 | itron_strerror(slen));
|
---|
486 | goto err_fin;
|
---|
487 | }
|
---|
488 | /*syslog(LOG_NOTICE, "[TCP ECHO SRV SND] len: %d", slen);*/
|
---|
489 | rlen -= slen;
|
---|
490 | soff += (uint16_t)slen;
|
---|
491 | }
|
---|
492 | }
|
---|
493 | err_fin:
|
---|
494 |
|
---|
495 | if ((error = tcp_sht_cep((int_t)exinf)) != E_OK)
|
---|
496 | syslog(LOG_NOTICE, "[TCP ECHO SRV SHT] error: %s", itron_strerror(error));
|
---|
497 |
|
---|
498 | if ((error = tcp_cls_cep((int_t)exinf, TMO_FEVR)) != E_OK)
|
---|
499 | syslog(LOG_NOTICE, "[TCP ECHO SRV CLS] error: %s", itron_strerror(error));
|
---|
500 |
|
---|
501 | syslog(LOG_NOTICE, "[TCP ECHO SRV FIN] finished, total cnt: %d, len: %d", count, total);
|
---|
502 | }
|
---|
503 | }
|
---|
504 |
|
---|
505 | #endif /* of #ifdef USE_COPYSAVE_API */
|
---|
506 |
|
---|
507 | #endif /* of #ifdef USE_TCP_NON_BLOCKING */
|
---|