1 | /*
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2 | * TOPPERS ECHONET Lite Communication Middleware
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3 | *
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4 | * Copyright (C) 2015 Cores Co., Ltd. Japan
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5 | *
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6 | * 上記著作権者は,以下の(1)〜(4)の条件を満たす場合に限り,本ソフトウェ
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7 | * ア(本ソフトウェアを改変したものを含む.以下同じ)を使用・複製・改
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8 | * 変・再配布(以下,利用と呼ぶ)することを無償で許諾する.
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9 | * (1) 本ソフトウェアをソースコードの形で利用する場合には,上記の著作
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10 | * 権表示,この利用条件および下記の無保証規定が,そのままの形でソー
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11 | * スコード中に含まれていること.
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12 | * (2) 本ソフトウェアを,ライブラリ形式など,他のソフトウェア開発に使
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13 | * 用できる形で再配布する場合には,再配布に伴うドキュメント(利用
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14 | * 者マニュアルなど)に,上記の著作権表示,この利用条件および下記
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15 | * の無保証規定を掲載すること.
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16 | * (3) 本ソフトウェアを,機器に組み込むなど,他のソフトウェア開発に使
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17 | * 用できない形で再配布する場合には,次のいずれかの条件を満たすこ
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18 | * と.
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19 | * (a) 再配布に伴うドキュメント(利用者マニュアルなど)に,上記の著
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20 | * 作権表示,この利用条件および下記の無保証規定を掲載すること.
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21 | * (b) 再配布の形態を,別に定める方法によって,TOPPERSプロジェクトに
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22 | * 報告すること.
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23 | * (4) 本ソフトウェアの利用により直接的または間接的に生じるいかなる損
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24 | * 害からも,上記著作権者およびTOPPERSプロジェクトを免責すること.
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25 | * また,本ソフトウェアのユーザまたはエンドユーザからのいかなる理
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26 | * 由に基づく請求からも,上記著作権者およびTOPPERSプロジェクトを
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27 | * 免責すること.
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28 | *
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29 | * 本ソフトウェアは,無保証で提供されているものである.上記著作権者お
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30 | * よびTOPPERSプロジェクトは,本ソフトウェアに関して,特定の使用目的
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31 | * に対する適合性も含めて,いかなる保証も行わない.また,本ソフトウェ
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32 | * アの利用により直接的または間接的に生じたいかなる損害に関しても,そ
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33 | * の責任を負わない.
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34 | *
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35 | * @(#) $Id: wamp_broker.c 108 2015-06-11 09:15:46Z coas-nagasima $
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36 | */
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37 |
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38 | #include <string.h>
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39 | #include <stdlib.h>
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40 | #include "wamp.h"
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41 | #include "wamp_broker.h"
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42 | #include "main.h"
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43 | #include "fbs_string.h"
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44 | #include "kadecot_names.h"
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45 | #include "kernel_cfg.h"
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46 |
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47 | #ifndef _MSC_VER
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48 | #ifndef strncpy_s
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49 | #define strncpy_s(dst, dsz, src, sz) strncpy(dst, src, sz)
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50 | #endif
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51 |
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52 | #ifndef strcpy_s
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53 | #define strcpy_s(s1, s1m, s2) strcpy(s1, s2)
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54 | #endif
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55 | #endif
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56 |
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57 | static wamp_subscription_t *wamp_broker_new_subscription(wamp_broker_t *broker);
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58 | static void wamp_broker_delete_subscription(wamp_broker_t *broker,
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59 | wamp_subscription_t *subscription);
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60 |
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61 | void wamp_broker_subscribe(wamp_broker_t *broker)
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62 | {
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63 | broker->current_subscription = NULL;
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64 | }
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65 |
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66 | void wamp_broker_subscribe_request_id(wamp_broker_t *broker, const char *value)
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67 | {
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68 | broker->requestId = atoi(value);
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69 | }
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70 |
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71 | void wamp_broker_subscribe_options_param(wamp_broker_t *broker, jsonsl_action_t action,
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72 | struct jsonsl_state_st *state, const char *buf)
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73 | {
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74 | }
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75 |
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76 | void wamp_broker_subscribe_options(wamp_broker_t *broker)
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77 | {
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78 | }
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79 |
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80 | void wamp_broker_subscribe_topic(wamp_broker_t *broker, const char *value)
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81 | {
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82 | static const char topic[] = "com.sonycsl.kadecot.echonetlite.topic.";
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83 | char *pos, *end;
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84 | wamp_subscription_t *subscription;
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85 | uint16_t devType;
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86 | uint8_t epc;
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87 |
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88 | if(strncmp(topic, value, sizeof(topic) - 1) != 0)
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89 | return;
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90 |
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91 | subscription = wamp_broker_new_subscription(broker);
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92 |
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93 | subscription->deviceName[0] = '\0';
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94 | strcpy_s(subscription->deviceName, sizeof(subscription->deviceName), &value[sizeof(topic) - 1]);
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95 | subscription->deviceName[sizeof(subscription->deviceName) - 1] = '\0';
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96 |
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97 | end = &subscription->deviceName[sizeof(subscription->deviceName)];
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98 | for(pos = subscription->deviceName; pos < end; pos++){
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99 | if(*pos != '.')
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100 | continue;
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101 |
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102 | *pos = '\0';
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103 | subscription->proprtyName = pos + 1;
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104 | break;
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105 | }
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106 |
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107 | devType = kadecot_names_get_device_type(subscription->deviceName,
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108 | strnlen(subscription->deviceName, sizeof(subscription->deviceName)));
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109 | if(devType == 0){
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110 | wamp_broker_delete_subscription(broker, subscription);
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111 | return;
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112 | }
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113 |
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114 | epc = kadecot_names_get_property_code(subscription->proprtyName,
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115 | strnlen(subscription->proprtyName, subscription->proprtyName - subscription->deviceName), devType);
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116 | if(epc == 0){
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117 | wamp_broker_delete_subscription(broker, subscription);
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118 | return;
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119 | }
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120 |
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121 | subscription->devType = devType;
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122 | subscription->epc = epc;
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123 |
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124 | broker->current_subscription = subscription;
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125 | }
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126 |
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127 | static void wamp_broker_subscribe_res(wamp_broker_t *broker);
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128 |
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129 | void wamp_broker_subscribe_close(struct wamp_state *s)
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130 | {
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131 | wamp_broker_t *broker = &s->broker;
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132 | ER ret;
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133 |
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134 | broker->error = internal_error;
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135 |
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136 | // send RESULT
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137 | wamp_broker_subscribe_res(broker);
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138 |
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139 | if (broker->error != NULL){
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140 | ret = wamp_send_error_res(s, WAMP_CODE_SUBSCRIBE, broker->requestId, broker->error);
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141 | if (ret != E_OK) {
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142 | syslog(LOG_WARNING, "wamp_broker_subscribe_close() : wamp_send_error_res() result = %d", ret);
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143 | }
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144 | broker->error = NULL;
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145 | }
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146 | }
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147 |
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148 | static void wamp_broker_subscribe_res(wamp_broker_t *broker)
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149 | {
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150 | struct wamp_state *s = broker->s;
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151 | wamp_subscription_t *subscription = broker->current_subscription;
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152 | // send SUBSCRIBED or ERROR
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153 | ECN_FBS_ID buf;
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154 | ECN_FBS_SSIZE_T pos = 0;
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155 | ER ret;
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156 |
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157 | if ((subscription == NULL) || (subscription->devType == 0) || (subscription->epc == 0))
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158 | return;
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159 |
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160 | ret = _ecn_fbs_cre(1, &buf);
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161 | if (ret != E_OK) {
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162 | syslog(LOG_WARNING, "_ecn_fbs_cre() result = %d", ret);
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163 | return;
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164 | }
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165 |
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166 | ret = fbs_printf(buf, &pos, "[33,%d,%d]", broker->requestId, subscription->subscriptionId);
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167 | if (ret != E_OK) {
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168 | syslog(LOG_WARNING, "fbs_printf() result = %d", ret);
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169 | _ecn_fbs_del(buf);
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170 | return;
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171 | }
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172 |
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173 | ret = main_send_message(buf, s->wbsid);
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174 | if (ret != E_OK) {
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175 | syslog(LOG_WARNING, "wamp_broker_subscribe_close() : main_send_message() result = %d", ret);
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176 | return;
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177 | }
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178 |
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179 | broker->error = NULL;
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180 | }
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181 |
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182 | void wamp_broker_unsubscribe(wamp_broker_t *broker)
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183 | {
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184 | broker->current_subscription = NULL;
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185 | }
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186 |
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187 | void wamp_broker_unsubscribe_request_id(wamp_broker_t *broker, const char *value)
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188 | {
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189 | broker->requestId = atoi(value);
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190 | }
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191 |
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192 | void wamp_broker_unsubscribe_subscription_id(wamp_broker_t *broker, const char *value)
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193 | {
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194 | int subscriptionId = atoi(value);
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195 | wamp_subscription_t *pos, *end = &broker->subscriptions[sizeof(broker->subscriptions) / sizeof(broker->subscriptions[0])];
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196 |
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197 | for(pos = broker->subscriptions; pos < end; pos++){
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198 | if(pos->subscriptionId != subscriptionId)
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199 | continue;
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200 |
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201 | broker->current_subscription = pos;
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202 | break;
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203 | }
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204 | }
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205 |
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206 | void wamp_broker_unsubscribe_close(struct wamp_state *s)
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207 | {
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208 | wamp_broker_t *broker = &s->broker;
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209 | wamp_subscription_t *subscription = broker->current_subscription;
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210 | // send UNSUBSCRIBED or ERROR
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211 | ECN_FBS_ID buf;
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212 | ECN_FBS_SSIZE_T pos = 0;
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213 | ER ret;
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214 |
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215 | if(subscription == NULL)
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216 | return;
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217 |
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218 | wamp_broker_delete_subscription(broker, subscription);
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219 |
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220 | ret = _ecn_fbs_cre(1, &buf);
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221 | if (ret != E_OK) {
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222 | syslog(LOG_WARNING, "_ecn_fbs_cre() result = %d", ret);
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223 | return;
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224 | }
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225 |
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226 | ret = fbs_printf(buf, &pos, "[35,%d,%d]", broker->requestId, subscription->subscriptionId);
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227 | if (ret != E_OK) {
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228 | syslog(LOG_WARNING, "fbs_printf() result = %d", ret);
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229 | _ecn_fbs_del(buf);
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230 | return;
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231 | }
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232 |
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233 | ret = main_send_message(buf, s->wbsid);
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234 | if (ret != E_OK) {
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235 | syslog(LOG_WARNING, "wamp_broker_unsubscribe_close() : main_send_message() result = %d", ret);
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236 | }
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237 | }
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238 |
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239 | void wamp_broker_publish(wamp_broker_t *broker)
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240 | {
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241 | }
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242 |
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243 | void wamp_broker_publish_request_id(wamp_broker_t *s, const char *value)
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244 | {
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245 | }
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246 |
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247 | void wamp_broker_publish_options(wamp_broker_t *s, const char *value)
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248 | {
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249 | }
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250 |
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251 | void wamp_broker_publish_options_param(wamp_broker_t *s, jsonsl_action_t action,
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252 | struct jsonsl_state_st *state, const char *buf)
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253 | {
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254 | }
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255 |
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256 | void wamp_broker_publish_topic(wamp_broker_t *s, const char *value)
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257 | {
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258 | }
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259 |
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260 | void wamp_broker_publish_arguments(wamp_broker_t *s, const char *value)
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261 | {
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262 | }
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263 |
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264 | void wamp_broker_publish_arguments_param(wamp_broker_t *s, jsonsl_action_t action,
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265 | struct jsonsl_state_st *state, const char *buf)
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266 | {
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267 | }
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268 |
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269 | void wamp_broker_publish_argumentskw(wamp_broker_t *s, const char *value)
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270 | {
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271 | }
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272 |
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273 | void wamp_broker_publish_argumentskw_param(wamp_broker_t *s, jsonsl_action_t action,
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274 | struct jsonsl_state_st *state, const char *buf)
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275 | {
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276 | }
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277 |
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278 | void wamp_broker_publish_close(struct wamp_state *s)
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279 | {
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280 | }
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281 |
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282 | static wamp_subscription_t *wamp_broker_new_subscription(wamp_broker_t *broker)
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283 | {
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284 | wamp_subscription_t *pos, *end = &broker->subscriptions[sizeof(broker->subscriptions) / sizeof(broker->subscriptions[0])];
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285 |
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286 | for(pos = broker->subscriptions; pos < end; pos++){
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287 | if(pos->subscriptionId != 0)
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288 | continue;
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289 |
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290 | broker->subscriptionId++;
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291 | if(broker->subscriptionId == 0)
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292 | broker->subscriptionId++;
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293 |
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294 | pos->subscriptionId = broker->subscriptionId;
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295 | return pos;
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296 | }
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297 |
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298 | return NULL;
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299 | }
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300 |
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301 | static void wamp_broker_delete_subscription(wamp_broker_t *broker,
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302 | wamp_subscription_t *subscription)
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303 | {
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304 | memset(subscription, 0, sizeof(*subscription));
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305 | }
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306 |
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307 | void wamp_broker_publish_inf(wamp_broker_t *broker, uint16_t pubId, int deviceId,
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308 | uint16_t devType, uint8_t epc, uint8_t pdc, uint8_t *p_edt)
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309 | {
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310 | struct wamp_state *s = broker->s;
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311 | wamp_subscription_t *subscription, *end = &broker->subscriptions[sizeof(broker->subscriptions) / sizeof(broker->subscriptions[0])];
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312 | ECN_FBS_ID buf;
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313 | ECN_FBS_SSIZE_T pos = 0, start;
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314 | ER ret;
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315 | int i;
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316 |
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317 | for(subscription = broker->subscriptions; subscription < end; subscription++){
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318 | if (subscription->subscriptionId == 0)
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319 | continue;
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320 |
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321 | if ((subscription->devType != devType) || (subscription->epc != epc))
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322 | continue;
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323 |
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324 | ret = _ecn_fbs_cre(1, &buf);
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325 | if (ret != E_OK) {
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326 | syslog(LOG_WARNING, "_ecn_fbs_cre() result = %d", ret);
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327 | break;
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328 | }
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329 |
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330 | ret = fbs_printf(buf, &pos, "[36,%d,%d,{\"deviceId\":%d},[],",
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331 | subscription->subscriptionId, pubId, deviceId);
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332 | if (ret != E_OK) {
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333 | syslog(LOG_WARNING, "fbs_printf() result = %d", ret);
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334 | _ecn_fbs_del(buf);
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335 | break;
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336 | }
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337 |
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338 | ret = fbs_printf(buf, &pos, "{\"propertyName\":\"%s\",\"propertyValue\":[",
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339 | subscription->proprtyName);
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340 | if (ret != E_OK) {
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341 | syslog(LOG_WARNING, "fbs_printf() result = %d", ret);
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342 | _ecn_fbs_del(buf);
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343 | break;
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344 | }
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345 |
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346 | start = pos;
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347 | for(i = 0; i < pdc; i++){
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348 | ret = fbs_printf(buf, &pos, "%d,", p_edt[i]);
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349 | if (ret != E_OK) {
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350 | syslog(LOG_WARNING, "fbs_printf() result = %d", ret);
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351 | _ecn_fbs_del(buf);
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352 | break;
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353 | }
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354 | }
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355 |
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356 | /* 最後の","を消す */
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357 | if(start != pos)
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358 | pos--;
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359 |
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360 | ret = fbs_printf(buf, &pos, "]}]");
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361 | if (ret != E_OK) {
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362 | syslog(LOG_WARNING, "fbs_printf() result = %d", ret);
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363 | _ecn_fbs_del(buf);
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364 | break;
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365 | }
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366 |
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367 | ret = main_send_message(buf, s->wbsid);
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368 | if (ret != E_OK) {
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369 | syslog(LOG_WARNING, "wamp_broker_publish_inf() : main_send_message() result = %d", ret);
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370 | }
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371 | break;
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372 | }
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373 | }
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