[175] | 1 | /**
|
---|
| 2 | * \file
|
---|
| 3 | * ESP8266 RESTful Bridge
|
---|
| 4 | * \author
|
---|
| 5 | * Tuan PM <tuanpm@live.com>
|
---|
| 6 | */
|
---|
| 7 | #include "rest.h"
|
---|
| 8 | REST::REST(ESP *e)
|
---|
| 9 | {
|
---|
| 10 | esp = e;
|
---|
| 11 | remote_instance = 0;
|
---|
| 12 | timeout = DEFAULT_REST_TIMEOUT;
|
---|
| 13 | }
|
---|
| 14 | void REST::restCallback(void *resp)
|
---|
| 15 | {
|
---|
| 16 | response = true;
|
---|
| 17 | res = resp;
|
---|
| 18 | }
|
---|
| 19 |
|
---|
| 20 | boolean REST::begin(const char* host, uint16_t port, boolean security)
|
---|
| 21 | {
|
---|
| 22 | uint8_t sec = 0;
|
---|
| 23 | if(security)
|
---|
| 24 | sec = 1;
|
---|
| 25 | restCb.attach(this, &REST::restCallback);
|
---|
| 26 |
|
---|
| 27 | uint16_t crc = esp->request(CMD_REST_SETUP, (uint32_t)&restCb, 1, 3);
|
---|
| 28 | crc = esp->request(crc,(uint8_t*)host, strlen(host));
|
---|
| 29 | crc = esp->request(crc,(uint8_t*)&port, 2);
|
---|
| 30 | crc = esp->request(crc,(uint8_t*)&sec, 1);
|
---|
| 31 | esp->request(crc);
|
---|
| 32 |
|
---|
| 33 | if(esp->waitReturn(timeout) && esp->return_value != 0){
|
---|
| 34 | remote_instance = esp->return_value;
|
---|
| 35 | return true;
|
---|
| 36 | }
|
---|
| 37 | return false;
|
---|
| 38 | }
|
---|
| 39 |
|
---|
| 40 | boolean REST::begin(const char* host)
|
---|
| 41 | {
|
---|
| 42 | return begin(host, 80, false);
|
---|
| 43 | }
|
---|
| 44 | void REST::request(const char* path, const char* method, const char* data, int len)
|
---|
| 45 | {
|
---|
| 46 | if(remote_instance == 0)
|
---|
| 47 | return;
|
---|
| 48 | uint16_t crc;
|
---|
| 49 | if(len > 0)
|
---|
| 50 | crc = esp->request(CMD_REST_REQUEST, 0, 0, 5);
|
---|
| 51 | else
|
---|
| 52 | crc = esp->request(CMD_REST_REQUEST, 0, 0, 3);
|
---|
| 53 | crc = esp->request(crc,(uint8_t*)&remote_instance, 4);
|
---|
| 54 | crc = esp->request(crc,(uint8_t*)method, strlen(method));
|
---|
| 55 | crc = esp->request(crc,(uint8_t*)path, strlen(path));
|
---|
| 56 | if(len > 0){
|
---|
| 57 | crc = esp->request(crc,(uint8_t*)&len, 2);
|
---|
| 58 | crc = esp->request(crc,(uint8_t*)data, len);
|
---|
| 59 | }
|
---|
| 60 |
|
---|
| 61 | esp->request(crc);
|
---|
| 62 | }
|
---|
| 63 | void REST::request(const char* path, const char* method, const char* data)
|
---|
| 64 | {
|
---|
| 65 | request(path, method, data, strlen(data));
|
---|
| 66 | }
|
---|
| 67 | void REST::get(const char* path, const char* data)
|
---|
| 68 | {
|
---|
| 69 | request(path, "GET", data);
|
---|
| 70 | }
|
---|
| 71 | void REST::get(const char* path)
|
---|
| 72 | {
|
---|
| 73 | request(path, "GET", 0, 0);
|
---|
| 74 | }
|
---|
| 75 | void REST::post(const char* path, const char* data)
|
---|
| 76 | {
|
---|
| 77 | request(path, "POST", data);
|
---|
| 78 | }
|
---|
| 79 | void REST::put(const char* path, const char* data)
|
---|
| 80 | {
|
---|
| 81 | request(path, "PUT", data);
|
---|
| 82 | }
|
---|
| 83 | void REST::del(const char* path, const char* data)
|
---|
| 84 | {
|
---|
| 85 | request(path, "DELETE", data);
|
---|
| 86 | }
|
---|
| 87 |
|
---|
| 88 | /*
|
---|
| 89 | void REST::setHeader(const char* value)
|
---|
| 90 | {
|
---|
| 91 | uint8_t header_index = HEADER_GENERIC;
|
---|
| 92 | uint16_t crc = esp->request(CMD_REST_SETHEADER, 0, 0, 3);
|
---|
| 93 | crc = esp->request(crc,(uint8_t*)&remote_instance, 4);
|
---|
| 94 | crc = esp->request(crc,(uint8_t*)&header_index, 1);
|
---|
| 95 | crc = esp->request(crc,(uint8_t*)value, strlen(value));
|
---|
| 96 | esp->request(crc);
|
---|
| 97 | }
|
---|
| 98 | void REST::setContentType(const char* value)
|
---|
| 99 | {
|
---|
| 100 | uint8_t header_index = HEADER_CONTENT_TYPE;
|
---|
| 101 | uint16_t crc = esp->request(CMD_REST_SETHEADER, 0, 0, 3);
|
---|
| 102 | crc = esp->request(crc,(uint8_t*)&remote_instance, 4);
|
---|
| 103 | crc = esp->request(crc,(uint8_t*)&header_index, 1);
|
---|
| 104 | crc = esp->request(crc,(uint8_t*)value, strlen(value));
|
---|
| 105 | esp->request(crc);
|
---|
| 106 | }
|
---|
| 107 | void REST::setUserAgent(const char* value)
|
---|
| 108 | {
|
---|
| 109 | uint8_t header_index = HEADER_USER_AGENT;
|
---|
| 110 | uint16_t crc = esp->request(CMD_REST_SETHEADER, 0, 0, 3);
|
---|
| 111 | crc = esp->request(crc,(uint8_t*)&remote_instance, 4);
|
---|
| 112 | crc = esp->request(crc,(uint8_t*)&header_index, 1);
|
---|
| 113 | crc = esp->request(crc,(uint8_t*)value, strlen(value));
|
---|
| 114 | esp->request(crc);
|
---|
| 115 | }
|
---|
| 116 | void REST::setTimeout(uint32_t ms)
|
---|
| 117 | {
|
---|
| 118 | timeout = ms;
|
---|
| 119 | }
|
---|
| 120 | */
|
---|
| 121 |
|
---|
| 122 | uint16_t REST::getResponse(char* data, uint16_t maxLen)
|
---|
| 123 | {
|
---|
| 124 | response = false;
|
---|
| 125 | uint32_t wait = millis();
|
---|
| 126 | while(response == false && (millis() - wait < timeout)) {
|
---|
| 127 | esp->process();
|
---|
| 128 | }
|
---|
| 129 | if(response){
|
---|
| 130 | RESPONSE resp(res);
|
---|
| 131 |
|
---|
| 132 | resp.popArgs((uint8_t*)data, maxLen);
|
---|
| 133 | return esp->return_value;
|
---|
| 134 | }
|
---|
| 135 |
|
---|
| 136 |
|
---|
| 137 | return 0;
|
---|
| 138 | }
|
---|