| 1 | /*
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| 2 | * TOPPERS/ASP Kernel
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| 3 | * Toyohashi Open Platform for Embedded Real-Time Systems/
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| 4 | * Advanced Standard Profile Kernel
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| 5 | *
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| 6 | * Copyright (C) 2000-2003 by Embedded and Real-Time Systems Laboratory
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| 7 | * Toyohashi Univ. of Technology, JAPAN
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| 8 | * Copyright (C) 2004-2012 by Embedded and Real-Time Systems Laboratory
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| 9 | * Graduate School of Information Science, Nagoya Univ., JAPAN
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| 10 | *
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| 11 | * ãLì ÒÍCȺÌ(1)`(4)Ìðð½·êÉÀèC{\tgEF
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| 12 | * Ai{\tgEFAðüϵ½àÌðÜÞDȺ¯¶jðgpE¡»Eü
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| 13 | * ÏEÄzziȺCpÆÄÔj·é±Æð³Åø·éD
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| 14 | * (1) {\tgEFAð\[XR[hÌ`Åp·éêÉÍCãLÌì
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| 15 | * \¦C±Ìpð¨æѺL̳ÛØKèªC»ÌÜÜÌ`Å\[
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| 16 | * XR[hÉÜÜêÄ¢é±ÆD
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| 17 | * (2) {\tgEFAðCCu`®ÈÇC¼Ì\tgEFAJÉg
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| 18 | * pÅ«é`ÅÄzz·éêÉÍCÄzzɺ¤hL
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| 19 | gip
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| 20 | * Ò}j
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| 21 | AÈÇjÉCãLÌì \¦C±Ìpð¨æѺL
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| 22 | * ̳ÛØKèðfÚ·é±ÆD
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| 23 | * (3) {\tgEFAðC@íÉgÝÞÈÇC¼Ì\tgEFAJÉg
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| 24 | * pÅ«È¢`ÅÄzz·éêÉÍCÌ¢¸ê©Ìðð½·±
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| 25 | * ÆD
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| 26 | * (a) Äzzɺ¤hL
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| 27 | gipÒ}j
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| 28 | AÈÇjÉCãLÌ
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| 29 | * ì \¦C±Ìpð¨æѺL̳ÛØKèðfÚ·é±ÆD
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| 30 | * (b) ÄzzÌ`ÔðCÊÉèßéû@ÉæÁÄCTOPPERSvWFNgÉ
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| 31 | * ñ·é±ÆD
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| 32 | * (4) {\tgEFAÌpÉæè¼ÚIܽÍÔÚIɶ¶é¢©Èé¹
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| 33 | * Q©çàCãLì Ò¨æÑTOPPERSvWFNgðÆÓ·é±ÆD
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| 34 | * ܽC{\tgEFAÌ[UܽÍGh[U©çÌ¢©Èé
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| 35 | * RÉîÿ©çàCãLì Ò¨æÑTOPPERSvWFNgð
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| 36 | * ÆÓ·é±ÆD
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| 37 | *
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| 38 | * {\tgEFAÍC³ÛØÅñ³êÄ¢éàÌÅ éDãLì Ò¨
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| 39 | * æÑTOPPERSvWFNgÍC{\tgEFAÉÖµÄCÁèÌgpÚI
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| 40 | * ÉηéK«àÜßÄC¢©ÈéÛØàsíÈ¢DܽC{\tgEF
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| 41 | * AÌpÉæè¼ÚIܽÍÔÚIɶ¶½¢©Èé¹QÉÖµÄàC»
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| 42 | * ÌÓCðíÈ¢D
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| 43 | *
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| 44 | * $Id$
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| 45 | */
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| 46 | #include <stdio.h>
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| 47 | #include <stdlib.h>
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| 48 | #include <stdbool.h>
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| 49 | #include <string.h>
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| 50 | #include "azure_c_shared_utility/shared_util_options.h"
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| 51 |
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| 52 | extern char* connectionString;
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| 53 |
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| 54 | extern bool g_use_proxy;
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| 55 | extern HTTP_PROXY_OPTIONS g_proxy_options;
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| 56 |
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| 57 | enum proxy_parse_state_t {
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| 58 | proxy_parse_state_schema,
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| 59 | proxy_parse_state_colonslash,
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| 60 | proxy_parse_state_colonslashslash,
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| 61 | proxy_parse_state_username,
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| 62 | proxy_parse_state_password,
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| 63 | proxy_parse_state_address,
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| 64 | proxy_parse_state_port,
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| 65 | proxy_parse_state_error,
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| 66 | };
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| 67 |
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| 68 | int set_proxy(const char *proxy, bool silent)
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| 69 | {
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| 70 | const char *schema = NULL, *address = NULL, *port = NULL, *username = NULL, *password = NULL;
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| 71 | int schema_len = 0, address_len = 0, port_len = 0, username_len = 0, password_len = 0;
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| 72 |
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| 73 | enum proxy_parse_state_t state = proxy_parse_state_schema;
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| 74 |
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| 75 | const char *pos = proxy;
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| 76 | schema = pos;
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| 77 | for (char c = *pos; c != '\0'; pos++, c = *pos) {
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| 78 | switch (state) {
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| 79 | case proxy_parse_state_schema:
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| 80 | if (c == ':') {
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| 81 | schema_len = (int)pos - (int)schema;
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| 82 | username = pos + 3;
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| 83 | state = proxy_parse_state_colonslash;
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| 84 | }
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| 85 | break;
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| 86 | case proxy_parse_state_colonslash:
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| 87 | if (c == '/') {
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| 88 | state = proxy_parse_state_colonslashslash;
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| 89 | }
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| 90 | else {
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| 91 | username = schema;
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| 92 | username_len = schema_len;
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| 93 | schema = NULL;
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| 94 | schema_len = 0;
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| 95 | password = pos;
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| 96 | state = proxy_parse_state_password;
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| 97 | goto case_proxy_parse_state_password;
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| 98 | }
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| 99 | break;
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| 100 | case proxy_parse_state_colonslashslash:
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| 101 | if (c == '/') {
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| 102 | state = proxy_parse_state_username;
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| 103 | }
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| 104 | else {
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| 105 | state = proxy_parse_state_error;
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| 106 | }
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| 107 | break;
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| 108 | case proxy_parse_state_username:
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| 109 | if (c == ':') {
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| 110 | username_len = (int)pos - (int)username;
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| 111 | password = pos + 1;
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| 112 | state = proxy_parse_state_password;
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| 113 | }
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| 114 | else if (c == '@') {
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| 115 | username_len = (int)pos - (int)username;
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| 116 | address = pos + 1;
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| 117 | state = proxy_parse_state_address;
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| 118 | }
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| 119 | break;
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| 120 | case proxy_parse_state_password:
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| 121 | case_proxy_parse_state_password:
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| 122 | if (c == '@') {
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| 123 | password_len = (int)pos - (int)password;
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| 124 | address = pos + 1;
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| 125 | state = proxy_parse_state_address;
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| 126 | }
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| 127 | break;
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| 128 | case proxy_parse_state_address:
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| 129 | if (c == ':') {
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| 130 | address_len = (int)pos - (int)address;
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| 131 | port = pos + 1;
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| 132 | state = proxy_parse_state_port;
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| 133 | }
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| 134 | break;
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| 135 | case proxy_parse_state_port:
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| 136 | if ((c < '0') && (c > '9')) {
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| 137 | state = proxy_parse_state_error;
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| 138 | }
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| 139 | break;
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| 140 | }
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| 141 |
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| 142 | if (state == proxy_parse_state_error)
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| 143 | break;
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| 144 | }
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| 145 |
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| 146 | switch (state)
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| 147 | {
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| 148 | case proxy_parse_state_schema:
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| 149 | case proxy_parse_state_colonslash:
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| 150 | case proxy_parse_state_colonslashslash:
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| 151 | goto error;
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| 152 | case proxy_parse_state_username:
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| 153 | username_len = (int)pos - (int)username;
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| 154 | address = username;
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| 155 | address_len = username_len;
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| 156 | username = NULL;
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| 157 | username_len = 0;
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| 158 | break;
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| 159 | case proxy_parse_state_password:
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| 160 | password_len = (int)pos - (int)password;
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| 161 | address = username;
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| 162 | address_len = username_len;
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| 163 | username = NULL;
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| 164 | username_len = 0;
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| 165 | port = password;
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| 166 | port_len = password_len;
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| 167 | password = NULL;
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| 168 | password_len = 0;
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| 169 | break;
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| 170 | case proxy_parse_state_address:
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| 171 | address_len = (int)pos - (int)address;
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| 172 | break;
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| 173 | case proxy_parse_state_port:
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| 174 | port_len = (int)pos - (int)port;
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| 175 | break;
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| 176 | case proxy_parse_state_error:
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| 177 | default:
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| 178 | goto error;
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| 179 | }
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| 180 |
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| 181 | if (schema_len > 0) {
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| 182 | if (strncmp(schema, "http", schema_len) != 0)
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| 183 | goto error;
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| 184 | }
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| 185 |
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| 186 | if (address_len == 0)
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| 187 | goto error;
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| 188 |
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| 189 | char *buf = malloc(address_len + port_len + username_len + password_len + 4);
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| 190 | if (buf == NULL) {
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| 191 | if (!silent)
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| 192 | printf("Memory error.\n");
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| 193 | return -1;
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| 194 | }
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| 195 |
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| 196 | free((char *)g_proxy_options.host_address);
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| 197 |
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| 198 | memcpy(buf, address, address_len);
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| 199 | buf[address_len] = '\0';
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| 200 | g_proxy_options.host_address = buf;
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| 201 |
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| 202 | buf = buf + address_len + 1;
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| 203 | memcpy(buf, port, port_len);
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| 204 | buf[port_len] = '\0';
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| 205 | g_proxy_options.port = port_len == 0 ? 8080 : atoi(buf);
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| 206 |
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| 207 | buf = buf + port_len + 1;
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| 208 | memcpy(buf, username, username_len);
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| 209 | buf[username_len] = '\0';
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| 210 | g_proxy_options.username = (username_len == 0) && (password_len == 0) ? NULL : buf;
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| 211 |
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| 212 | buf = buf + username_len + 1;
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| 213 | memcpy(buf, password, password_len);
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| 214 | buf[password_len] = '\0';
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| 215 | g_proxy_options.password = (username_len == 0) && (password_len == 0) ? NULL : buf;
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| 216 |
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| 217 | return 0;
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| 218 | error:
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| 219 | if (!silent)
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| 220 | printf("proxy string parse error. 'http://[<user>:<password>@]<address>:<port>'\n");
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| 221 | return -1;
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| 222 | }
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| 223 |
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| 224 |
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| 225 | int set_cs_main(int argc, char **argv)
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| 226 | {
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| 227 | if (argc < 2) {
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| 228 | printf("usage:\n%s <connection string>\n", argv[0]);
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| 229 | return 0;
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| 230 | }
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| 231 |
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| 232 | int len = strlen(argv[1]);
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| 233 | if (len < 70) {
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| 234 | printf("String containing Hostname, Device Id & Device Key in the format:\n");
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| 235 | printf(" HostName=<host_name>;DeviceId=<device_id>;SharedAccessKey=<device_key>\n");
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| 236 | printf(" HostName=<host_name>;DeviceId=<device_id>;SharedAccessSignature=<device_sas_token>\n");
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| 237 | return 0;
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| 238 | }
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| 239 |
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| 240 | char *conn_str = (char *)malloc(len + 1);
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| 241 | if (conn_str == NULL) {
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| 242 | printf("OOM while creating connection string\n");
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| 243 | return 1;
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| 244 | }
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| 245 |
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| 246 | memcpy(conn_str, argv[1], len);
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| 247 | conn_str[len] = 0;
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| 248 | free(connectionString);
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| 249 | connectionString = conn_str;
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| 250 | printf("Connection String:\n%s\n", connectionString);
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| 251 |
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| 252 | return 0;
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| 253 | }
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| 254 |
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| 255 | int set_proxy_main(int argc, char **argv)
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| 256 | {
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| 257 | int result;
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| 258 |
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| 259 | if (argc < 2) {
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| 260 | if (g_proxy_options.username != NULL) {
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| 261 | printf("HTTP_PROXY=http://%s:%s@%s:%d\n",
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| 262 | g_proxy_options.username,
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| 263 | g_proxy_options.password,
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| 264 | g_proxy_options.host_address,
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| 265 | g_proxy_options.port);
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| 266 | }
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| 267 | else if (g_proxy_options.host_address != NULL) {
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| 268 | printf("HTTP_PROXY=http://%s:%d\n",
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| 269 | g_proxy_options.host_address,
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| 270 | g_proxy_options.port);
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| 271 | }
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| 272 | else {
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| 273 | printf("HTTP_PROXY=\n");
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| 274 | }
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| 275 | return 0;
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| 276 | }
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| 277 |
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| 278 | if ((result = set_proxy(argv[1], false)) == 0) {
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| 279 | g_use_proxy = true;
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| 280 | }
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| 281 | else {
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| 282 | g_use_proxy = false;
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| 283 | }
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| 284 |
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| 285 | return 0;
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| 286 | }
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| 287 | int clear_proxy_main(int argc, char **argv)
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| 288 | {
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| 289 | free((char *)g_proxy_options.host_address);
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| 290 | g_proxy_options.host_address = NULL;
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| 291 | g_proxy_options.port = 0;
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| 292 | g_proxy_options.username = NULL;
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| 293 | g_proxy_options.password = NULL;
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| 294 |
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| 295 | g_use_proxy = false;
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| 296 | return 0;
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| 297 | }
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| 298 |
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| 299 | int set_wifi_main(int argc, char **argv)
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| 300 | {
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| 301 | if (argc < 3) {
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| 302 | return 0;
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| 303 | }
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| 304 |
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| 305 | set_ssid_pwd(argv[1], argv[2]);
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| 306 |
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| 307 | prepare_esp_at();
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| 308 | }
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