David Smart / SW_HTTPServer

A simple web server that can be bound to either the EthernetInterface or the WiflyInterface.

Dependents:   Smart-WiFly-WebServer WattEye X10Svr SSDP_Server

SW_HTTPServer.cpp@32:7ded9bacb546, 2013-12-30 (annotated)

Committer:
WiredHome
Date:
Mon Dec 30 23:03:37 2013 +0000
Revision:
32:7ded9bacb546
Parent:
31:8f72be717a3c
Child:
33:ef165a67ab22
Explore how to pass chunks received to client app

Who changed what in which revision?

UserRevisionLine numberNew contents of line
WiredHome 0:729320f63c5c 1 //
WiredHome 2:a29c32190037 2 // @note Copyright © 2013 by Smartware Computing, all rights reserved.
WiredHome 0:729320f63c5c 3 // Individuals may use this application for evaluation or non-commercial
WiredHome 0:729320f63c5c 4 // purposes. Within this restriction, changes may be made to this application
WiredHome 0:729320f63c5c 5 // as long as this copyright notice is retained. The user shall make
WiredHome 0:729320f63c5c 6 // clear that their work is a derived work, and not the original.
WiredHome 0:729320f63c5c 7 // Users of this application and sources accept this application "as is" and
WiredHome 0:729320f63c5c 8 // shall hold harmless Smartware Computing, for any undesired results while
WiredHome 0:729320f63c5c 9 // using this application - whether real or imagined.
WiredHome 0:729320f63c5c 10 //
WiredHome 0:729320f63c5c 11 // author David Smart, Smartware Computing
WiredHome 0:729320f63c5c 12 //
WiredHome 0:729320f63c5c 13 #include "mbed.h"
WiredHome 29:00116fc9da74 14
WiredHome 31:8f72be717a3c 15 #include "SW_HTTPServer.h" // define DEBUG before this
WiredHome 27:90a1f5a5392f 16
WiredHome 32:7ded9bacb546 17 #define DEBUG "httpd"
WiredHome 32:7ded9bacb546 18 #include "Utility.h"
WiredHome 27:90a1f5a5392f 19
WiredHome 32:7ded9bacb546 20 #define CHUNKSIZE 1600 // When receiving and handing partial to the app, this is the chunk size
WiredHome 0:729320f63c5c 21
WiredHome 0:729320f63c5c 22 const char * DEFAULT_FILENAME = "index.htm";
WiredHome 0:729320f63c5c 23
WiredHome 8:262583f054f6 24 // Header information to always send (must be \r\n terminated)
WiredHome 17:69ff00ce39f4 25 const char hdr_httpver[] = "HTTP/1.0"; // Wifly may not be able to support HTTP/1.1 protocol
WiredHome 8:262583f054f6 26 const char hdr_age[] = "Max-age: 0\r\n"; // expires right away
WiredHome 8:262583f054f6 27 const char hdr_server[] = "Server: Smart_Server v0.1\r\n"; // Server
WiredHome 17:69ff00ce39f4 28 const char hdr_close[] = "Connection: close\r\n"; // tell the client the server closes the connection immediately
WiredHome 8:262583f054f6 29 const char nl[] = "\r\n"; // final \r\n for the termination of the header
WiredHome 0:729320f63c5c 30
WiredHome 14:19c5f6151319 31
WiredHome 0:729320f63c5c 32 static const struct {
WiredHome 0:729320f63c5c 33 char *ext;
WiredHome 0:729320f63c5c 34 char *filetype;
WiredHome 0:729320f63c5c 35 } extensions [] = {
WiredHome 3:17928786bdb5 36 {".gif", "Content-Type: image/gif\r\n" },
WiredHome 3:17928786bdb5 37 {".jpg", "Content-Type: image/jpeg\r\n" },
WiredHome 3:17928786bdb5 38 {".jpeg","Content-Type: image/jpeg\r\n" },
WiredHome 3:17928786bdb5 39 {".ico", "Content-Type: image/x-icon\r\n" },
WiredHome 3:17928786bdb5 40 {".png", "Content-Type: image/png\r\n" },
WiredHome 3:17928786bdb5 41 {".zip", "Content-Type: image/zip\r\n" },
WiredHome 3:17928786bdb5 42 {".gz", "Content-Type: image/gz\r\n" },
WiredHome 3:17928786bdb5 43 {".tar", "Content-Type: image/tar\r\n" },
WiredHome 3:17928786bdb5 44 {".txt", "Content-Type: plain/text\r\n" },
WiredHome 3:17928786bdb5 45 {".pdf", "Content-Type: application/pdf\r\n" },
WiredHome 3:17928786bdb5 46 {".htm", "Content-Type: text/html\r\n" },
WiredHome 3:17928786bdb5 47 {".html","Content-Type: text/html\r\n" },
WiredHome 0:729320f63c5c 48 {0,0}
WiredHome 0:729320f63c5c 49 };
WiredHome 0:729320f63c5c 50
WiredHome 30:864843965b40 51 #if 0 && defined(DEBUG)
WiredHome 30:864843965b40 52 // Haven't learned anything from this in a long time, so disabled.
WiredHome 12:109bf1558300 53 // This uses standard library dynamic memory management, but for an
WiredHome 9:2ea342765c9d 54 // embedded system there are alternates that may make better sense -
WiredHome 9:2ea342765c9d 55 // search the web for embedded system malloc alternates.
WiredHome 29:00116fc9da74 56 void * HTTPServer::MyMalloc(int x, int y)
WiredHome 8:262583f054f6 57 {
WiredHome 29:00116fc9da74 58 pc->printf("[INF HTTP%4d] malloc(%d)\r\n", y, x);
WiredHome 8:262583f054f6 59 return malloc(x);
WiredHome 8:262583f054f6 60 }
WiredHome 29:00116fc9da74 61 char HTTPServer::toP(void * x)
WiredHome 11:17d84c41a7b3 62 {
WiredHome 11:17d84c41a7b3 63 char * c = (char *) x;
WiredHome 30:864843965b40 64 if (*c >= ' ' && *c < 0x7F) // isprint()
WiredHome 11:17d84c41a7b3 65 return *c;
WiredHome 11:17d84c41a7b3 66 else
WiredHome 11:17d84c41a7b3 67 return '.';
WiredHome 11:17d84c41a7b3 68 }
WiredHome 8:262583f054f6 69 #define mymalloc(x) MyMalloc(x, __LINE__)
WiredHome 8:262583f054f6 70 #define myfree(x) \
WiredHome 25:f7d6df7a700a 71 pc->printf("[INF HTTP%4d] free(%02x %02x %02x %02x %02x ... %c%c%c%c%c)\r\n", __LINE__, \
WiredHome 11:17d84c41a7b3 72 *x, *(x+1), *(x+2), *(x+3), *(x+4), \
WiredHome 11:17d84c41a7b3 73 toP(x), toP(x+1), toP(x+2), toP(x+3), toP(x+4) ); \
WiredHome 8:262583f054f6 74 free(x);
WiredHome 8:262583f054f6 75 #else
WiredHome 8:262583f054f6 76 #define mymalloc(x) malloc(x)
WiredHome 8:262583f054f6 77 #define myfree(x) free(x)
WiredHome 8:262583f054f6 78 #endif
WiredHome 8:262583f054f6 79
WiredHome 3:17928786bdb5 80 HTTPServer::HTTPServer(
WiredHome 7:99ad7a67f05e 81 Wifly * _wf,
WiredHome 7:99ad7a67f05e 82 int port,
WiredHome 7:99ad7a67f05e 83 const char * _webroot,
WiredHome 13:8975d7928678 84 int maxheaderParams,
WiredHome 13:8975d7928678 85 int _maxqueryParams,
WiredHome 7:99ad7a67f05e 86 int _maxdynamicpages,
WiredHome 7:99ad7a67f05e 87 PC * _pc,
WiredHome 7:99ad7a67f05e 88 int _allocforheader,
WiredHome 3:17928786bdb5 89 int _allocforfile)
WiredHome 0:729320f63c5c 90 {
WiredHome 0:729320f63c5c 91 wifly = _wf;
WiredHome 0:729320f63c5c 92 webroot = (char *)malloc(strlen(_webroot)+1);
WiredHome 0:729320f63c5c 93 strcpy(webroot, _webroot);
WiredHome 27:90a1f5a5392f 94 if (strlen(webroot)>1 && webroot[strlen(webroot)-1] == '/') // remove trailing '/'
WiredHome 27:90a1f5a5392f 95 webroot[strlen(webroot)-1] = '\0';
WiredHome 13:8975d7928678 96 maxqueryParams = _maxqueryParams;
WiredHome 0:729320f63c5c 97 maxdynamicpages = _maxdynamicpages;
WiredHome 13:8975d7928678 98 headerParams = (namevalue *)malloc(maxheaderParams * sizeof(namevalue));
WiredHome 13:8975d7928678 99 queryParams = (namevalue *)malloc(maxqueryParams * sizeof(namevalue));
WiredHome 0:729320f63c5c 100 handlers = (handler *)malloc(maxdynamicpages * sizeof(handler));
WiredHome 3:17928786bdb5 101 headerbuffersize = _allocforheader;
WiredHome 3:17928786bdb5 102 headerbuffer = (char *)malloc(headerbuffersize);
WiredHome 0:729320f63c5c 103 pc = _pc;
WiredHome 3:17928786bdb5 104 queryType = NULL;
WiredHome 3:17928786bdb5 105 queryString = NULL;
WiredHome 3:17928786bdb5 106 postQueryString = NULL;
WiredHome 13:8975d7928678 107 queryParamCount = 0;
WiredHome 0:729320f63c5c 108 handlercount = 0;
WiredHome 3:17928786bdb5 109 maxheaderbytes = 0;
WiredHome 0:729320f63c5c 110 server = new TCPSocketServer();
WiredHome 0:729320f63c5c 111 server->bind(port);
WiredHome 0:729320f63c5c 112 server->listen();
WiredHome 16:6ebacf2946d8 113 server->set_blocking(false, 10);
WiredHome 3:17928786bdb5 114 ResetPerformanceData();
WiredHome 10:9c8d2c6a3469 115 PerformanceTimer.start();
WiredHome 0:729320f63c5c 116 }
WiredHome 0:729320f63c5c 117
WiredHome 0:729320f63c5c 118 HTTPServer::~HTTPServer()
WiredHome 0:729320f63c5c 119 {
WiredHome 8:262583f054f6 120 int i;
WiredHome 8:262583f054f6 121
WiredHome 8:262583f054f6 122 for (i=0; i<handlercount; i++)
WiredHome 8:262583f054f6 123 myfree(handlers[i].path);
WiredHome 8:262583f054f6 124 myfree(headerbuffer);
WiredHome 8:262583f054f6 125 myfree(handlers);
WiredHome 13:8975d7928678 126 myfree(queryParams);
WiredHome 8:262583f054f6 127 myfree(webroot);
WiredHome 0:729320f63c5c 128 webroot = NULL;
WiredHome 0:729320f63c5c 129 }
WiredHome 0:729320f63c5c 130
WiredHome 3:17928786bdb5 131 int HTTPServer::GetMaxHeaderSize()
WiredHome 3:17928786bdb5 132 {
WiredHome 3:17928786bdb5 133 return maxheaderbytes;
WiredHome 3:17928786bdb5 134 }
WiredHome 3:17928786bdb5 135
WiredHome 0:729320f63c5c 136 bool HTTPServer::RegisterHandler(const char * path, Handler callback)
WiredHome 0:729320f63c5c 137 {
WiredHome 0:729320f63c5c 138 if (handlercount < maxdynamicpages && path && callback) {
WiredHome 8:262583f054f6 139 handlers[handlercount].path = (char *)mymalloc(strlen(path)+1);
WiredHome 0:729320f63c5c 140 memcpy(handlers[handlercount].path, path, strlen(path)+1);
WiredHome 0:729320f63c5c 141 handlers[handlercount].callback = callback;
WiredHome 0:729320f63c5c 142 handlercount++;
WiredHome 0:729320f63c5c 143 return true;
WiredHome 0:729320f63c5c 144 } else {
WiredHome 0:729320f63c5c 145 return false;
WiredHome 0:729320f63c5c 146 }
WiredHome 0:729320f63c5c 147 }
WiredHome 0:729320f63c5c 148
WiredHome 2:a29c32190037 149 // Poll()
WiredHome 0:729320f63c5c 150 //
WiredHome 0:729320f63c5c 151 // *OPEN*GET /x=1 HTTP/1.1
WiredHome 0:729320f63c5c 152 // Host: 192.168.1.140
WiredHome 0:729320f63c5c 153 // Connection: keep-alive
WiredHome 0:729320f63c5c 154 // Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
WiredHome 0:729320f63c5c 155 // User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/27.0.1453.94 Safari/537.36
WiredHome 0:729320f63c5c 156 // Accept-Encoding: gzip,deflate,sdch
WiredHome 0:729320f63c5c 157 // Accept-Language: en-US,en;q=0.8
WiredHome 0:729320f63c5c 158 //
WiredHome 2:a29c32190037 159 void HTTPServer::Poll()
WiredHome 0:729320f63c5c 160 {
WiredHome 3:17928786bdb5 161 typedef enum {
WiredHome 3:17928786bdb5 162 Idle, // waiting for a connection
WiredHome 29:00116fc9da74 163 ReceivingHeader, // receiving header
WiredHome 29:00116fc9da74 164 ReceivingPayload, // receiving a section after the Header
WiredHome 3:17928786bdb5 165 Sending, // send the response
WiredHome 7:99ad7a67f05e 166 WaitingToClose, // small timeout to close
WiredHome 7:99ad7a67f05e 167 Reset
WiredHome 3:17928786bdb5 168 } state;
WiredHome 0:729320f63c5c 169 static state op = Idle;
WiredHome 3:17928786bdb5 170 static char * bPtr = headerbuffer;
WiredHome 0:729320f63c5c 171 int n;
WiredHome 16:6ebacf2946d8 172 static unsigned int t_ref; // reference point for the PerformanceTimer
WiredHome 0:729320f63c5c 173
WiredHome 20:786aa5749007 174 #if defined(DEBUG)
WiredHome 8:262583f054f6 175 static state lastOp = Reset;
WiredHome 7:99ad7a67f05e 176 if (lastOp != op) {
WiredHome 29:00116fc9da74 177 const char *states[] = {"Idle", "ReceivingHeader", "ReceivingPayload", "Sending", "WaitingToClose", "Reset"};
WiredHome 27:90a1f5a5392f 178 INFO("Poll: %s", states[op]);
WiredHome 7:99ad7a67f05e 179 lastOp = op;
WiredHome 7:99ad7a67f05e 180 }
WiredHome 8:262583f054f6 181 #endif
WiredHome 0:729320f63c5c 182 switch(op) {
WiredHome 3:17928786bdb5 183 default: // not expected to arrive here
WiredHome 3:17928786bdb5 184 op = Idle;
WiredHome 3:17928786bdb5 185 break;
WiredHome 8:262583f054f6 186
WiredHome 3:17928786bdb5 187 case Idle:
WiredHome 10:9c8d2c6a3469 188 PerformanceTimer.reset();
WiredHome 17:69ff00ce39f4 189 t_ref = (unsigned int)PerformanceTimer.read_us();
WiredHome 3:17928786bdb5 190 bPtr = headerbuffer;
WiredHome 11:17d84c41a7b3 191 if (0 == server->accept(client)) {
WiredHome 29:00116fc9da74 192 op = ReceivingHeader;
WiredHome 17:69ff00ce39f4 193 t_ref = RecordPerformanceData(&perfData.ConnectionAccepted, t_ref);
WiredHome 27:90a1f5a5392f 194 INFO("Accepted at %u", (unsigned int)PerformanceTimer.read_us());
WiredHome 3:17928786bdb5 195 }
WiredHome 0:729320f63c5c 196 break;
WiredHome 8:262583f054f6 197
WiredHome 29:00116fc9da74 198 case ReceivingHeader:
WiredHome 3:17928786bdb5 199 n = client.receive(bPtr, headerbuffersize - (bPtr - headerbuffer));
WiredHome 3:17928786bdb5 200 if (n < 0) {
WiredHome 29:00116fc9da74 201 op = Sending;
WiredHome 27:90a1f5a5392f 202 INFO("*** client.receive() => %d", n);
WiredHome 3:17928786bdb5 203 } else if (n) {
WiredHome 3:17928786bdb5 204 bPtr[n] = '\0';
WiredHome 29:00116fc9da74 205 switch (ParseHeader(headerbuffer)) {
WiredHome 29:00116fc9da74 206 case ACCEPT_ERROR:
WiredHome 29:00116fc9da74 207 break;
WiredHome 29:00116fc9da74 208 case ACCEPT_COMPLETE:
WiredHome 29:00116fc9da74 209 op = Sending;
WiredHome 29:00116fc9da74 210 t_ref = RecordPerformanceData(&perfData.HeaderParsed, t_ref);
WiredHome 29:00116fc9da74 211 INFO("Header Parsed at %u", (unsigned int)PerformanceTimer.read_us());
WiredHome 29:00116fc9da74 212 break;
WiredHome 29:00116fc9da74 213 case ACCEPT_CONTINUE:
WiredHome 29:00116fc9da74 214 op = ReceivingPayload;
WiredHome 29:00116fc9da74 215 break;
WiredHome 3:17928786bdb5 216 }
WiredHome 3:17928786bdb5 217 bPtr += n;
WiredHome 0:729320f63c5c 218 }
WiredHome 0:729320f63c5c 219 break;
WiredHome 8:262583f054f6 220
WiredHome 29:00116fc9da74 221 case ReceivingPayload:
WiredHome 29:00116fc9da74 222 // After the header, there is a payload that will be handled
WiredHome 29:00116fc9da74 223 op = Sending;
WiredHome 29:00116fc9da74 224 break;
WiredHome 29:00116fc9da74 225
WiredHome 0:729320f63c5c 226 case Sending:
WiredHome 3:17928786bdb5 227 SendResponse();
WiredHome 0:729320f63c5c 228 op = WaitingToClose;
WiredHome 17:69ff00ce39f4 229 t_ref = RecordPerformanceData(&perfData.ResponseSent, t_ref);
WiredHome 27:90a1f5a5392f 230 INFO("Response Sent at %u", (unsigned int)PerformanceTimer.read_us());
WiredHome 0:729320f63c5c 231 break;
WiredHome 9:2ea342765c9d 232
WiredHome 0:729320f63c5c 233 case WaitingToClose:
WiredHome 27:90a1f5a5392f 234 INFO("Connection closed entry %u", (unsigned int)PerformanceTimer.read_us());
WiredHome 3:17928786bdb5 235 close_connection();
WiredHome 0:729320f63c5c 236 op = Idle;
WiredHome 17:69ff00ce39f4 237 RecordPerformanceData(&perfData.ConnectionClosed, t_ref);
WiredHome 27:90a1f5a5392f 238 INFO("Connection closed exit %u", (unsigned int)PerformanceTimer.read_us());
WiredHome 0:729320f63c5c 239 break;
WiredHome 0:729320f63c5c 240 }
WiredHome 0:729320f63c5c 241 }
WiredHome 0:729320f63c5c 242
WiredHome 0:729320f63c5c 243
WiredHome 0:729320f63c5c 244 const char * HTTPServer::GetSupportedType(const char * filename)
WiredHome 0:729320f63c5c 245 {
WiredHome 0:729320f63c5c 246 int i;
WiredHome 0:729320f63c5c 247 int buflen = strlen(filename);
WiredHome 0:729320f63c5c 248 int extlen;
WiredHome 0:729320f63c5c 249
WiredHome 0:729320f63c5c 250 for (i=0; extensions[i].ext != 0; i++) {
WiredHome 0:729320f63c5c 251 extlen = strlen(extensions[i].ext);
WiredHome 0:729320f63c5c 252 if ( !strncmp(&filename[buflen-extlen], extensions[i].ext, extlen)) {
WiredHome 0:729320f63c5c 253 return extensions[i].filetype;
WiredHome 0:729320f63c5c 254 }
WiredHome 0:729320f63c5c 255 }
WiredHome 0:729320f63c5c 256 return NULL;
WiredHome 0:729320f63c5c 257 }
WiredHome 0:729320f63c5c 258
WiredHome 3:17928786bdb5 259
WiredHome 0:729320f63c5c 260 void HTTPServer::send(const char * msg, int bytes)
WiredHome 0:729320f63c5c 261 {
WiredHome 0:729320f63c5c 262 if (bytes == -1)
WiredHome 0:729320f63c5c 263 bytes = strlen(msg);
WiredHome 20:786aa5749007 264 client.send((char *)msg, bytes);
WiredHome 0:729320f63c5c 265 }
WiredHome 0:729320f63c5c 266
WiredHome 3:17928786bdb5 267
WiredHome 0:729320f63c5c 268 bool HTTPServer::SendFile(const char * filename, const char * filetype)
WiredHome 0:729320f63c5c 269 {
WiredHome 0:729320f63c5c 270 FILE * fp;
WiredHome 3:17928786bdb5 271
WiredHome 0:729320f63c5c 272 fp = fopen(filename,"rb");
WiredHome 0:729320f63c5c 273 if (fp) { // can open it
WiredHome 8:262583f054f6 274 char *fbuffer = (char *)mymalloc(FILESEND_BUF_SIZE);
WiredHome 0:729320f63c5c 275 int bytes;
WiredHome 0:729320f63c5c 276
WiredHome 3:17928786bdb5 277 if (fbuffer) {
WiredHome 3:17928786bdb5 278 header(200, "OK", filetype);
WiredHome 0:729320f63c5c 279 bytes = fread(fbuffer,sizeof(char),FILESEND_BUF_SIZE,fp);
WiredHome 3:17928786bdb5 280 while (bytes > 0) {
WiredHome 3:17928786bdb5 281 send(fbuffer, bytes);
WiredHome 3:17928786bdb5 282 bytes = fread(fbuffer,sizeof(char),FILESEND_BUF_SIZE,fp);
WiredHome 3:17928786bdb5 283 }
WiredHome 8:262583f054f6 284 myfree(fbuffer);
WiredHome 3:17928786bdb5 285 } else {
WiredHome 3:17928786bdb5 286 header(500, "Server Error", "Pragma: err - insufficient memory\r\n");
WiredHome 0:729320f63c5c 287 }
WiredHome 0:729320f63c5c 288 fclose(fp);
WiredHome 0:729320f63c5c 289 return true;
WiredHome 0:729320f63c5c 290 } else {
WiredHome 3:17928786bdb5 291 header(404, "Not Found", "Pragma: err - Can't open file\r\n");
WiredHome 0:729320f63c5c 292 return false;
WiredHome 0:729320f63c5c 293 }
WiredHome 0:729320f63c5c 294 }
WiredHome 0:729320f63c5c 295
WiredHome 0:729320f63c5c 296 int HTTPServer::HexCharToInt(char c)
WiredHome 0:729320f63c5c 297 {
WiredHome 0:729320f63c5c 298 if (c >= 'a' && c <= 'f')
WiredHome 0:729320f63c5c 299 return (c - 'a' + 10);
WiredHome 0:729320f63c5c 300 else if (c >= 'A' && c <= 'F')
WiredHome 0:729320f63c5c 301 return (c - 'A' + 10);
WiredHome 0:729320f63c5c 302 else if (c >= '0' && c <= '9')
WiredHome 0:729320f63c5c 303 return c - '0';
WiredHome 0:729320f63c5c 304 else
WiredHome 0:729320f63c5c 305 return 0;
WiredHome 0:729320f63c5c 306 }
WiredHome 0:729320f63c5c 307
WiredHome 0:729320f63c5c 308 char HTTPServer::HexPairToChar(char * p)
WiredHome 0:729320f63c5c 309 {
WiredHome 0:729320f63c5c 310 return 16 * HexCharToInt(*p) + HexCharToInt(*(p+1));
WiredHome 0:729320f63c5c 311 }
WiredHome 0:729320f63c5c 312
WiredHome 0:729320f63c5c 313 void HTTPServer::UnescapeString(char * encoded)
WiredHome 0:729320f63c5c 314 {
WiredHome 0:729320f63c5c 315 char *p;
WiredHome 0:729320f63c5c 316
WiredHome 0:729320f63c5c 317 // first convert '+' to ' '
WiredHome 0:729320f63c5c 318 p = strchr(encoded, '+');
WiredHome 0:729320f63c5c 319 while (p) {
WiredHome 0:729320f63c5c 320 *p = ' ';
WiredHome 0:729320f63c5c 321 p = strchr(encoded, '+');
WiredHome 0:729320f63c5c 322 }
WiredHome 0:729320f63c5c 323 // then convert hex '%xx' to char 'x'
WiredHome 0:729320f63c5c 324 p = strchr(encoded, '%');
WiredHome 0:729320f63c5c 325 while (p) {
WiredHome 0:729320f63c5c 326 if (strchr("0123456789ABCDEFabcdef", *(p+1))
WiredHome 0:729320f63c5c 327 && strchr("0123456789ABCDEFabcdef", *(p+2)) ) {
WiredHome 0:729320f63c5c 328 *p = HexPairToChar(p+1);
WiredHome 0:729320f63c5c 329 p++; // advance past the %
WiredHome 0:729320f63c5c 330 char * a = p;
WiredHome 0:729320f63c5c 331 char * b = p + 2;
WiredHome 0:729320f63c5c 332 do {
WiredHome 0:729320f63c5c 333 *a++ = *b++;
WiredHome 0:729320f63c5c 334 } while (*b);
WiredHome 0:729320f63c5c 335 *a = '\0';
WiredHome 0:729320f63c5c 336 }
WiredHome 0:729320f63c5c 337 p = strchr(p, '%');
WiredHome 0:729320f63c5c 338 }
WiredHome 0:729320f63c5c 339 }
WiredHome 0:729320f63c5c 340
WiredHome 0:729320f63c5c 341 const char * HTTPServer::GetParameter(const char * name)
WiredHome 0:729320f63c5c 342 {
WiredHome 13:8975d7928678 343 for (int i=0; i<queryParamCount; i++) {
WiredHome 13:8975d7928678 344 if (strcmp(queryParams[i].name, name) == 0) {
WiredHome 13:8975d7928678 345 return queryParams[i].value;
WiredHome 0:729320f63c5c 346 }
WiredHome 0:729320f63c5c 347 }
WiredHome 0:729320f63c5c 348 return NULL;
WiredHome 0:729320f63c5c 349 }
WiredHome 0:729320f63c5c 350
WiredHome 0:729320f63c5c 351 // this=that&who=what&more=stuff...
WiredHome 0:729320f63c5c 352 // ^ ^ ^
WiredHome 3:17928786bdb5 353 void HTTPServer::ParseParameters(char * pName)
WiredHome 0:729320f63c5c 354 {
WiredHome 0:729320f63c5c 355 char * pVal;
WiredHome 0:729320f63c5c 356 char * pNextName;
WiredHome 0:729320f63c5c 357
WiredHome 13:8975d7928678 358 // Parse queryParams
WiredHome 0:729320f63c5c 359 pVal = strchr(pName, '#'); // If there is a '#fragment_id', we can ignore it
WiredHome 0:729320f63c5c 360 if (pVal)
WiredHome 3:17928786bdb5 361 *pVal = '\0';
WiredHome 0:729320f63c5c 362 do {
WiredHome 13:8975d7928678 363 queryParams[queryParamCount].name = pName;
WiredHome 0:729320f63c5c 364 pVal = strchr(pName, '=');
WiredHome 0:729320f63c5c 365 pNextName = strchr(pName,'&');
WiredHome 0:729320f63c5c 366 if (pVal) {
WiredHome 0:729320f63c5c 367 if (pNextName == NULL || (pNextName && pNextName > pVal)) {
WiredHome 0:729320f63c5c 368 *pVal++ = '\0';
WiredHome 13:8975d7928678 369 queryParams[queryParamCount].value = pVal;
WiredHome 0:729320f63c5c 370 pName = pVal;
WiredHome 0:729320f63c5c 371 }
WiredHome 0:729320f63c5c 372 }
WiredHome 13:8975d7928678 373 queryParamCount++;
WiredHome 0:729320f63c5c 374 if (pNextName) {
WiredHome 0:729320f63c5c 375 pName = pNextName;
WiredHome 0:729320f63c5c 376 *pName++ = '\0';
WiredHome 0:729320f63c5c 377 } else {
WiredHome 0:729320f63c5c 378 pName = NULL;
WiredHome 0:729320f63c5c 379 }
WiredHome 13:8975d7928678 380 } while (pName && queryParamCount < maxqueryParams);
WiredHome 0:729320f63c5c 381 }
WiredHome 0:729320f63c5c 382
WiredHome 0:729320f63c5c 383
WiredHome 0:729320f63c5c 384 void HTTPServer::header(int code, const char * code_text, const char * content_type, const char * optional_text)
WiredHome 0:729320f63c5c 385 {
WiredHome 0:729320f63c5c 386 char http[100];
WiredHome 0:729320f63c5c 387
WiredHome 0:729320f63c5c 388 sprintf(http, "%s %i %s\r\n", hdr_httpver, code, code_text);
WiredHome 0:729320f63c5c 389 send(http);
WiredHome 0:729320f63c5c 390 send(hdr_age);
WiredHome 0:729320f63c5c 391 send(hdr_server);
WiredHome 0:729320f63c5c 392 if (content_type) {
WiredHome 0:729320f63c5c 393 send(content_type);
WiredHome 0:729320f63c5c 394 }
WiredHome 0:729320f63c5c 395 if (optional_text) {
WiredHome 0:729320f63c5c 396 send(optional_text);
WiredHome 0:729320f63c5c 397 }
WiredHome 0:729320f63c5c 398 send(hdr_close);
WiredHome 0:729320f63c5c 399 send(nl);
WiredHome 0:729320f63c5c 400 }
WiredHome 0:729320f63c5c 401
WiredHome 14:19c5f6151319 402
WiredHome 7:99ad7a67f05e 403 bool HTTPServer::close_connection()
WiredHome 0:729320f63c5c 404 {
WiredHome 7:99ad7a67f05e 405 bool res;
WiredHome 7:99ad7a67f05e 406
WiredHome 14:19c5f6151319 407 res = server->close();
WiredHome 27:90a1f5a5392f 408 INFO("close connection returned %d", res);
WiredHome 7:99ad7a67f05e 409 return res;
WiredHome 0:729320f63c5c 410 }
WiredHome 0:729320f63c5c 411
WiredHome 14:19c5f6151319 412
WiredHome 0:729320f63c5c 413 bool HTTPServer::Extract(char * haystack, char * needle, char ** string)
WiredHome 0:729320f63c5c 414 {
WiredHome 0:729320f63c5c 415 bool ret = false; // assume failure until proven otherwise
WiredHome 0:729320f63c5c 416 char * qs = NULL;
WiredHome 0:729320f63c5c 417 char * eqs = NULL;
WiredHome 0:729320f63c5c 418 char * container = NULL;
WiredHome 0:729320f63c5c 419 char * get = strstr(haystack, needle); // what if not at the front?
WiredHome 0:729320f63c5c 420 if (get) {
WiredHome 0:729320f63c5c 421 // Seems to be a valid "...GET /QueryString HTTP/1.1"
WiredHome 8:262583f054f6 422 // or "...<needle>param..."
WiredHome 0:729320f63c5c 423 qs = get + strlen(needle); // in case the needle didn't have space delimiters
WiredHome 0:729320f63c5c 424 while (*qs == ' ')
WiredHome 0:729320f63c5c 425 qs++;
WiredHome 0:729320f63c5c 426 // /QueryString\0HTTP/1.1\0\0
WiredHome 0:729320f63c5c 427 if (*string) // recycle old string when working a new one
WiredHome 8:262583f054f6 428 myfree(*string);
WiredHome 8:262583f054f6 429 container = (char *)mymalloc(strlen(qs));
WiredHome 0:729320f63c5c 430 if (container) {
WiredHome 0:729320f63c5c 431 strcpy(container, qs);
WiredHome 0:729320f63c5c 432 eqs = strchr(container, ' ');
WiredHome 0:729320f63c5c 433 if (eqs)
WiredHome 0:729320f63c5c 434 *eqs = '\0';
WiredHome 0:729320f63c5c 435 *string = container;
WiredHome 27:90a1f5a5392f 436 INFO("Extract(%s) = %s", needle, container);
WiredHome 0:729320f63c5c 437 ret = true;
WiredHome 0:729320f63c5c 438 } else {
WiredHome 0:729320f63c5c 439 *string = NULL; // something bad happened... no memory
WiredHome 0:729320f63c5c 440 }
WiredHome 0:729320f63c5c 441 }
WiredHome 0:729320f63c5c 442 return ret;
WiredHome 0:729320f63c5c 443 }
WiredHome 0:729320f63c5c 444
WiredHome 14:19c5f6151319 445
WiredHome 0:729320f63c5c 446 char * HTTPServer::rewriteWithDefaultFile(char * queryString)
WiredHome 0:729320f63c5c 447 {
WiredHome 8:262583f054f6 448 char * temp = (char *)mymalloc(strlen(queryString) + strlen(DEFAULT_FILENAME) + 1);
WiredHome 0:729320f63c5c 449
WiredHome 0:729320f63c5c 450 if (temp) {
WiredHome 0:729320f63c5c 451 *temp = '\0';
WiredHome 0:729320f63c5c 452 strcpy(temp, queryString);
WiredHome 0:729320f63c5c 453 strcat(temp, DEFAULT_FILENAME);
WiredHome 8:262583f054f6 454 myfree(queryString);
WiredHome 0:729320f63c5c 455 return temp;
WiredHome 0:729320f63c5c 456 } else {
WiredHome 0:729320f63c5c 457 return queryString;
WiredHome 0:729320f63c5c 458 }
WiredHome 0:729320f63c5c 459 }
WiredHome 0:729320f63c5c 460
WiredHome 14:19c5f6151319 461
WiredHome 0:729320f63c5c 462 char * HTTPServer::rewritePrependWebroot(char * queryString)
WiredHome 0:729320f63c5c 463 {
WiredHome 24:062431453abb 464 char * temp = (char *)mymalloc(strlen(webroot) + strlen(queryString) + 2); // save room for '/'
WiredHome 0:729320f63c5c 465
WiredHome 0:729320f63c5c 466 if (temp) {
WiredHome 24:062431453abb 467 char *lastC;
WiredHome 0:729320f63c5c 468 *temp = '\0';
WiredHome 0:729320f63c5c 469 strcpy(temp, webroot);
WiredHome 24:062431453abb 470 lastC = &temp[strlen(temp)-1];
WiredHome 24:062431453abb 471 if (*lastC == '/' && *queryString == '/')
WiredHome 24:062431453abb 472 queryString++; // don't create two '/'
WiredHome 24:062431453abb 473 else if (*lastC != '/' && *queryString != '/')
WiredHome 24:062431453abb 474 strcat(temp, "/");
WiredHome 0:729320f63c5c 475 strcat(temp, queryString);
WiredHome 8:262583f054f6 476 myfree(queryString);
WiredHome 0:729320f63c5c 477 return temp;
WiredHome 0:729320f63c5c 478 } else {
WiredHome 0:729320f63c5c 479 return queryString;
WiredHome 0:729320f63c5c 480 }
WiredHome 0:729320f63c5c 481 }
WiredHome 0:729320f63c5c 482
WiredHome 14:19c5f6151319 483
WiredHome 3:17928786bdb5 484 bool HTTPServer::CheckDynamicHandlers()
WiredHome 3:17928786bdb5 485 {
WiredHome 3:17928786bdb5 486 bool regHandled = false;
WiredHome 0:729320f63c5c 487
WiredHome 3:17928786bdb5 488 // If this queryString is in the list of registered handlers, call that
WiredHome 3:17928786bdb5 489 for (int i=0; i<handlercount; i++) {
WiredHome 3:17928786bdb5 490 if (strcmp(handlers[i].path, queryString) == 0) {
WiredHome 13:8975d7928678 491 (*handlers[i].callback)(this, SEND_PAGE, queryString, queryParams, queryParamCount);
WiredHome 3:17928786bdb5 492 regHandled = true;
WiredHome 3:17928786bdb5 493 break; // we only execute the first one
WiredHome 3:17928786bdb5 494 }
WiredHome 3:17928786bdb5 495 }
WiredHome 3:17928786bdb5 496 return regHandled;
WiredHome 3:17928786bdb5 497 }
WiredHome 3:17928786bdb5 498
WiredHome 14:19c5f6151319 499
WiredHome 3:17928786bdb5 500 void HTTPServer::SendResponse()
WiredHome 3:17928786bdb5 501 {
WiredHome 27:90a1f5a5392f 502 INFO("SendResponse(%s) at %u", queryType, (unsigned int)PerformanceTimer.read_us());
WiredHome 3:17928786bdb5 503 if (strcmp(queryType, "GET") == 0 || strcmp(queryType, "POST") == 0) {
WiredHome 3:17928786bdb5 504 if (!(queryString[0] == '.' && queryString[1] == '.')) {
WiredHome 3:17928786bdb5 505 const char * fType;
WiredHome 3:17928786bdb5 506
WiredHome 3:17928786bdb5 507 if (!CheckDynamicHandlers()) {
WiredHome 3:17928786bdb5 508 // Otherwise, this queryString must be trying to reference a static file
WiredHome 3:17928786bdb5 509 if (queryString[strlen(queryString)-1] == '/') {
WiredHome 3:17928786bdb5 510 queryString = rewriteWithDefaultFile(queryString);
WiredHome 3:17928786bdb5 511 }
WiredHome 3:17928786bdb5 512 // see if we support this file type
WiredHome 3:17928786bdb5 513 fType = GetSupportedType(queryString);
WiredHome 3:17928786bdb5 514 if (fType) {
WiredHome 3:17928786bdb5 515 queryString = rewritePrependWebroot(queryString);
WiredHome 3:17928786bdb5 516 SendFile(queryString, fType);
WiredHome 3:17928786bdb5 517 } else {
WiredHome 3:17928786bdb5 518 header(404, "Not Found", "Pragma: err - Unsupported type\r\n");
WiredHome 3:17928786bdb5 519 }
WiredHome 3:17928786bdb5 520 }
WiredHome 3:17928786bdb5 521 } else {
WiredHome 3:17928786bdb5 522 header(400, "Bad Request", "Pragma: err - Unsupported path\r\n");
WiredHome 3:17928786bdb5 523 }
WiredHome 3:17928786bdb5 524 } else {
WiredHome 3:17928786bdb5 525 header(400, "Bad Request", "Pragma: err - Unsupported query type\r\n");
WiredHome 3:17928786bdb5 526 }
WiredHome 27:90a1f5a5392f 527 INFO(" SendResponse complete at %u", (unsigned int)PerformanceTimer.read_us());
WiredHome 17:69ff00ce39f4 528
WiredHome 3:17928786bdb5 529 if (queryType) {
WiredHome 8:262583f054f6 530 myfree(queryType);
WiredHome 3:17928786bdb5 531 queryType = NULL;
WiredHome 3:17928786bdb5 532 }
WiredHome 3:17928786bdb5 533 if (queryString) {
WiredHome 8:262583f054f6 534 myfree(queryString);
WiredHome 3:17928786bdb5 535 queryString = NULL;
WiredHome 3:17928786bdb5 536 }
WiredHome 3:17928786bdb5 537 if (postQueryString) {
WiredHome 8:262583f054f6 538 myfree(postQueryString);
WiredHome 3:17928786bdb5 539 postQueryString = NULL;
WiredHome 3:17928786bdb5 540 }
WiredHome 27:90a1f5a5392f 541 INFO(" SendResponse free at %u", (unsigned int)PerformanceTimer.read_us());
WiredHome 3:17928786bdb5 542 }
WiredHome 3:17928786bdb5 543
WiredHome 14:19c5f6151319 544
WiredHome 29:00116fc9da74 545 HTTPServer::CallBackResults HTTPServer::ParseHeader(char * buffer)
WiredHome 3:17928786bdb5 546 {
WiredHome 3:17928786bdb5 547 char * dblCR;
WiredHome 29:00116fc9da74 548 CallBackResults advanceState = ACCEPT_ERROR;
WiredHome 3:17928786bdb5 549 int bytecount;
WiredHome 7:99ad7a67f05e 550
WiredHome 3:17928786bdb5 551 // Buffer could have partial, but the double \r\n is the key
WiredHome 13:8975d7928678 552 // GET /QueryString?this=that&sky=blue HTTP/1.1\r\n
WiredHome 8:262583f054f6 553 // GET /QueryString HTTP/1.1\r\nHost: 192.168.1.140\r\nCache-Con
WiredHome 8:262583f054f6 554 // GET /QueryString HTTP/1.1\r\nHost: 192.168.1.140\r\nCache-Control: max-age=0\r\n\r\n
WiredHome 3:17928786bdb5 555 dblCR = strstr(buffer,"\r\n\r\n");
WiredHome 3:17928786bdb5 556 if (dblCR) { // Have to scan from the beginning in case split on \r
WiredHome 29:00116fc9da74 557 INFO("\r\n==\r\n%s==", buffer);
WiredHome 3:17928786bdb5 558 char * soRec = buffer; // start of the next record of text
WiredHome 13:8975d7928678 559 char * eoRec = strchr(soRec, '\n'); // search for end of the current record
WiredHome 7:99ad7a67f05e 560
WiredHome 13:8975d7928678 561 headerParamCount = 0;
WiredHome 3:17928786bdb5 562 bytecount = strlen(buffer);
WiredHome 3:17928786bdb5 563 if (bytecount > maxheaderbytes)
WiredHome 3:17928786bdb5 564 maxheaderbytes = bytecount;
WiredHome 3:17928786bdb5 565 while (eoRec) {
WiredHome 3:17928786bdb5 566 *eoRec = '\0';
WiredHome 3:17928786bdb5 567 if (*(eoRec-1) == '\r')
WiredHome 3:17928786bdb5 568 *(eoRec-1) = '\0';
WiredHome 8:262583f054f6 569 // Inspect the supported query types (GET, POST) and ignore (HEAD, PUT, OPTION, DELETE, TRACE, CONNECT]
WiredHome 8:262583f054f6 570 // This is very clumsy
WiredHome 8:262583f054f6 571 if (strstr(soRec, "GET ") == soRec) {
WiredHome 8:262583f054f6 572 Extract(soRec, "GET", &queryString);
WiredHome 8:262583f054f6 573 if (queryString) {
WiredHome 8:262583f054f6 574 queryType = (char *)mymalloc(strlen("GET")+1);
WiredHome 8:262583f054f6 575 strcpy(queryType, "GET");
WiredHome 8:262583f054f6 576 }
WiredHome 8:262583f054f6 577 } else if (strstr(soRec, "POST ") == soRec) {
WiredHome 8:262583f054f6 578 Extract(soRec, "POST", &queryString);
WiredHome 8:262583f054f6 579 if (queryString) {
WiredHome 8:262583f054f6 580 queryType = (char *)mymalloc(strlen("POST")+1);
WiredHome 8:262583f054f6 581 strcpy(queryType, "POST");
WiredHome 8:262583f054f6 582 }
WiredHome 10:9c8d2c6a3469 583 }
WiredHome 13:8975d7928678 584
WiredHome 13:8975d7928678 585 // if there is a ": " delimiter, we have a header item to parse into name,value pair
WiredHome 13:8975d7928678 586 // "Connection: keep-alive" becomes "Connection" "keep-alive"
WiredHome 13:8975d7928678 587 char *delim = strstr(soRec, ": ");
WiredHome 13:8975d7928678 588 char *chkSpace = strchr(soRec, ' '); // a field-name has no space ahead of the ":"
WiredHome 29:00116fc9da74 589 if (delim
WiredHome 29:00116fc9da74 590 && (!chkSpace || (chkSpace && delim < chkSpace))
WiredHome 29:00116fc9da74 591 && headerParamCount < maxheaderParams) {
WiredHome 14:19c5f6151319 592 *delim++ = '\0'; // replace ": " with null
WiredHome 13:8975d7928678 593 *delim++ = '\0';
WiredHome 13:8975d7928678 594 headerParams[headerParamCount].name = soRec;
WiredHome 13:8975d7928678 595 headerParams[headerParamCount].value = delim;
WiredHome 27:90a1f5a5392f 596 INFO("%d: headerParams[%s] = {%s}", headerParamCount,
WiredHome 29:00116fc9da74 597 headerParams[headerParamCount].name, headerParams[headerParamCount].value);
WiredHome 13:8975d7928678 598 headerParamCount++;
WiredHome 13:8975d7928678 599 }
WiredHome 3:17928786bdb5 600 soRec = eoRec + 1;
WiredHome 3:17928786bdb5 601 eoRec = strchr(soRec, '\n');
WiredHome 3:17928786bdb5 602 }
WiredHome 29:00116fc9da74 603
WiredHome 3:17928786bdb5 604 if (queryString) {
WiredHome 3:17928786bdb5 605 // We have enough to try to reply
WiredHome 27:90a1f5a5392f 606 INFO("create reply queryType{%s}, queryString{%s}", "GET", queryString);
WiredHome 13:8975d7928678 607 // parse queryParams - if any
WiredHome 3:17928786bdb5 608 // /file.htm?name1=value1&name2=value2...
WiredHome 3:17928786bdb5 609 // /file.htm?name1&name2=value2...
WiredHome 13:8975d7928678 610 queryParamCount = 0;
WiredHome 3:17928786bdb5 611 char * paramDelim = strchr(queryString, '?');
WiredHome 3:17928786bdb5 612 if (paramDelim) {
WiredHome 3:17928786bdb5 613 *paramDelim++ = '\0';
WiredHome 3:17928786bdb5 614 UnescapeString(paramDelim); // everything after the '?'
WiredHome 29:00116fc9da74 615 ParseParameters(paramDelim); // pointing at the NULL, but there are queryParams beyond
WiredHome 3:17928786bdb5 616 }
WiredHome 3:17928786bdb5 617 } else {
WiredHome 29:00116fc9da74 618 ERR("queryString not found in (%s) [this should never happen]", soRec);
WiredHome 3:17928786bdb5 619 }
WiredHome 29:00116fc9da74 620 advanceState = ACCEPT_COMPLETE;
WiredHome 3:17928786bdb5 621 buffer[0] = 0;
WiredHome 3:17928786bdb5 622
WiredHome 3:17928786bdb5 623 // This part parses the extra data on a POST method.
WiredHome 3:17928786bdb5 624 // Since there has to be a dynamic handler registered for this
WiredHome 3:17928786bdb5 625 // it would make sense to move some of this responsibility to
WiredHome 3:17928786bdb5 626 // that handler. It could then choose if it wanted to allocate
WiredHome 3:17928786bdb5 627 // the requested 'Content-Length' amount of memory.
WiredHome 13:8975d7928678 628 int postBytes = atoi(GetHeaderValue("Content-Length"));
WiredHome 28:f93ef41b78e1 629 CallBackResults acceptIt = ACCEPT_ERROR;
WiredHome 3:17928786bdb5 630 if (strcmp(queryType, "POST") == 0 && postBytes > 0 ) {
WiredHome 3:17928786bdb5 631 if (postBytes) {
WiredHome 27:90a1f5a5392f 632 int ndxHandler = 0;
WiredHome 3:17928786bdb5 633 bool regHandled = false;
WiredHome 3:17928786bdb5 634 // Registered Dynamic Handler
WiredHome 3:17928786bdb5 635 // Callback and ask if they want to accept this data
WiredHome 27:90a1f5a5392f 636 for (ndxHandler=0; ndxHandler<handlercount; ndxHandler++) {
WiredHome 27:90a1f5a5392f 637 if (strcmp(handlers[ndxHandler].path, queryString) == 0) {
WiredHome 27:90a1f5a5392f 638 acceptIt = (*handlers[ndxHandler].callback)(this, CONTENT_LENGTH_REQUEST, queryString, queryParams, queryParamCount);
WiredHome 3:17928786bdb5 639 regHandled = true;
WiredHome 29:00116fc9da74 640 break; // only one callback per path allowed
WiredHome 3:17928786bdb5 641 }
WiredHome 3:17928786bdb5 642 }
WiredHome 3:17928786bdb5 643
WiredHome 28:f93ef41b78e1 644 if (regHandled && acceptIt != ACCEPT_ERROR) {
WiredHome 27:90a1f5a5392f 645 // @todo need to refactor - if the thing is bigger than the buffer,
WiredHome 27:90a1f5a5392f 646 // then we can receive it a chunk at a time, and hand off
WiredHome 27:90a1f5a5392f 647 // the chunks to the callback. May need callbacks that
WiredHome 27:90a1f5a5392f 648 // are: START: extract the filename/object name,
WiredHome 27:90a1f5a5392f 649 // NEXT: a chunk of data,
WiredHome 27:90a1f5a5392f 650 // END: signals that all chunks were delivered.
WiredHome 27:90a1f5a5392f 651 //
WiredHome 3:17928786bdb5 652 // If so, we'll make space for it
WiredHome 32:7ded9bacb546 653 postQueryString = (char *)mymalloc(CHUNKSIZE);
WiredHome 28:f93ef41b78e1 654 INFO("Free space %d", Free());
WiredHome 3:17928786bdb5 655 if (postQueryString) {
WiredHome 32:7ded9bacb546 656 int ttlReceived = 0;
WiredHome 3:17928786bdb5 657
WiredHome 28:f93ef41b78e1 658 INFO("Processing");
WiredHome 3:17928786bdb5 659 dblCR += 4; // If we slurped up any of the POST,
WiredHome 3:17928786bdb5 660 while (*dblCR && *dblCR <= ' ')
WiredHome 3:17928786bdb5 661 dblCR++;
WiredHome 3:17928786bdb5 662 strcpy(postQueryString, dblCR); // copy that in and then get the rest
WiredHome 32:7ded9bacb546 663 while (ttlReceived < postBytes) {
WiredHome 32:7ded9bacb546 664 int len;
WiredHome 32:7ded9bacb546 665 wait_ms(4);
WiredHome 32:7ded9bacb546 666 len = client.receive(postQueryString, CHUNKSIZE);
WiredHome 32:7ded9bacb546 667 if (len >=0) {
WiredHome 32:7ded9bacb546 668 INFO("Passing %d bytes (%d of %d) in [%s]", len, ttlReceived, postBytes, postQueryString);
WiredHome 32:7ded9bacb546 669 ttlReceived += len;
WiredHome 32:7ded9bacb546 670 acceptIt = (*handlers[ndxHandler].callback)(this, DATA_TRANSFER, postQueryString, NULL, len);
WiredHome 32:7ded9bacb546 671 } else if (len < 0) {
WiredHome 32:7ded9bacb546 672 INFO("*** receive returned %d ***", len);
WiredHome 32:7ded9bacb546 673 break; // no more data
WiredHome 3:17928786bdb5 674 }
WiredHome 3:17928786bdb5 675 }
WiredHome 32:7ded9bacb546 676 myfree(postQueryString);
WiredHome 32:7ded9bacb546 677 INFO("done.");
WiredHome 27:90a1f5a5392f 678 } else {
WiredHome 32:7ded9bacb546 679 ERR("HTTPd: attempt to allocate %d bytes failed.", CHUNKSIZE);
WiredHome 3:17928786bdb5 680 }
WiredHome 3:17928786bdb5 681 } else {
WiredHome 3:17928786bdb5 682 // Simply copy it to the bitbucket
WiredHome 3:17928786bdb5 683 int bytesToDump = postBytes;
WiredHome 8:262583f054f6 684 char * bitbucket = (char *)mymalloc(201);
WiredHome 29:00116fc9da74 685
WiredHome 3:17928786bdb5 686 dblCR += 4;
WiredHome 3:17928786bdb5 687 while (*dblCR && *dblCR <= ' ')
WiredHome 3:17928786bdb5 688 dblCR++;
WiredHome 3:17928786bdb5 689 bytesToDump -= strlen(dblCR);
WiredHome 3:17928786bdb5 690 while (bytesToDump > 0) {
WiredHome 3:17928786bdb5 691 int n = (bytesToDump > 200) ? 200 : bytesToDump;
WiredHome 3:17928786bdb5 692 n = client.receive(bitbucket, n);
WiredHome 29:00116fc9da74 693 if (n < 0) {
WiredHome 29:00116fc9da74 694 ERR("to the bitbucket.");
WiredHome 29:00116fc9da74 695 break;
WiredHome 29:00116fc9da74 696 }
WiredHome 3:17928786bdb5 697 bytesToDump -= n;
WiredHome 3:17928786bdb5 698 }
WiredHome 8:262583f054f6 699 myfree(bitbucket);
WiredHome 3:17928786bdb5 700 }
WiredHome 3:17928786bdb5 701 }
WiredHome 3:17928786bdb5 702 }
WiredHome 3:17928786bdb5 703 }
WiredHome 3:17928786bdb5 704 return advanceState;
WiredHome 3:17928786bdb5 705 }
WiredHome 3:17928786bdb5 706
WiredHome 14:19c5f6151319 707
WiredHome 27:90a1f5a5392f 708
WiredHome 13:8975d7928678 709 const char * HTTPServer::GetHeaderValue(const char * hdr)
WiredHome 13:8975d7928678 710 {
WiredHome 13:8975d7928678 711 int i;
WiredHome 29:00116fc9da74 712
WiredHome 29:00116fc9da74 713 for (i=0; i<headerParamCount; i++) {
WiredHome 13:8975d7928678 714 if (strcmp(hdr, headerParams[i].name) == 0)
WiredHome 13:8975d7928678 715 return headerParams[i].value;
WiredHome 29:00116fc9da74 716 }
WiredHome 13:8975d7928678 717 return NULL;
WiredHome 13:8975d7928678 718 }
WiredHome 13:8975d7928678 719
WiredHome 12:109bf1558300 720
WiredHome 7:99ad7a67f05e 721 void HTTPServer::GetPerformanceData(SW_PerformanceData * p)
WiredHome 7:99ad7a67f05e 722 {
WiredHome 3:17928786bdb5 723 memcpy(p, &perfData, sizeof(perfData));
WiredHome 3:17928786bdb5 724 }
WiredHome 3:17928786bdb5 725
WiredHome 17:69ff00ce39f4 726 unsigned int HTTPServer::GetPerformanceClock()
WiredHome 17:69ff00ce39f4 727 {
WiredHome 17:69ff00ce39f4 728 return (unsigned int)PerformanceTimer.read_us();
WiredHome 17:69ff00ce39f4 729 }
WiredHome 14:19c5f6151319 730
WiredHome 16:6ebacf2946d8 731 unsigned int HTTPServer::RecordPerformanceData(SW_PerformanceParam * param, unsigned int refTime)
WiredHome 7:99ad7a67f05e 732 {
WiredHome 16:6ebacf2946d8 733 unsigned int t_now = (unsigned int)PerformanceTimer.read_us();
WiredHome 3:17928786bdb5 734 param->TotalTime_us += (t_now - refTime);
WiredHome 3:17928786bdb5 735 param->Samples++;
WiredHome 3:17928786bdb5 736 if ((t_now - refTime) > param->MaxTime_us)
WiredHome 3:17928786bdb5 737 param->MaxTime_us = (t_now - refTime);
WiredHome 3:17928786bdb5 738 return t_now;
WiredHome 3:17928786bdb5 739 }
WiredHome 3:17928786bdb5 740
WiredHome 14:19c5f6151319 741
WiredHome 7:99ad7a67f05e 742 void HTTPServer::ResetPerformanceData()
WiredHome 7:99ad7a67f05e 743 {
WiredHome 3:17928786bdb5 744 memset(&perfData, 0, sizeof(perfData));
WiredHome 3:17928786bdb5 745 }
WiredHome 3:17928786bdb5 746
WiredHome 4:f34642902056 747
WiredHome 21:660143f20b04 748 #ifdef INCLUDE_GETREMOTE
WiredHome 21:660143f20b04 749 bool HTTPServer::GetRemoteAddr(char * str, int strSize)
WiredHome 21:660143f20b04 750 {
WiredHome 21:660143f20b04 751 bool res = false;
WiredHome 21:660143f20b04 752 char *p;
WiredHome 21:660143f20b04 753
WiredHome 21:660143f20b04 754 if (strSize < 16) { // Can only guard it here w/o modifying Wifly class
WiredHome 21:660143f20b04 755 *str = '\0';
WiredHome 21:660143f20b04 756 return res;
WiredHome 21:660143f20b04 757 }
WiredHome 21:660143f20b04 758 res = wifly->sendCommand("show z\r", NULL, str, strSize);
WiredHome 21:660143f20b04 759 if (res) {
WiredHome 21:660143f20b04 760 p = strchr(str, '\n'); // truncate after the octets.
WiredHome 21:660143f20b04 761 if (p) *p = '\0';
WiredHome 21:660143f20b04 762 p = strchr(str, ' '); // or a space
WiredHome 21:660143f20b04 763 if (p) *p = '\0';
WiredHome 21:660143f20b04 764 p = strchr(str, '<'); // or a <
WiredHome 21:660143f20b04 765 if (p) *p = '\0';
WiredHome 21:660143f20b04 766 res = true;
WiredHome 21:660143f20b04 767 }
WiredHome 21:660143f20b04 768 wifly->exit();
WiredHome 21:660143f20b04 769 return res;
WiredHome 21:660143f20b04 770 }
WiredHome 21:660143f20b04 771 #endif