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@16:6ebacf2946d8, 2013-09-01 (annotated)

Committer:
WiredHome
Date:
Sun Sep 01 19:19:08 2013 +0000
Revision:
16:6ebacf2946d8
Parent:
14:19c5f6151319
Child:
17:69ff00ce39f4
Default to non-blocking mode, and some minor documentation changes.

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 0:729320f63c5c 14 #include "SW_HTTPServer.h"
WiredHome 0:729320f63c5c 15 #include "Utility.h"
WiredHome 0:729320f63c5c 16
WiredHome 12:109bf1558300 17 #define DEBUG
WiredHome 0:729320f63c5c 18
WiredHome 0:729320f63c5c 19 const char * DEFAULT_FILENAME = "index.htm";
WiredHome 0:729320f63c5c 20
WiredHome 8:262583f054f6 21 // Header information to always send (must be \r\n terminated)
WiredHome 8:262583f054f6 22 const char hdr_httpver[] = "HTTP/1.0"; // typically HTTP/1.0 or HTTP/1.1
WiredHome 8:262583f054f6 23 const char hdr_age[] = "Max-age: 0\r\n"; // expires right away
WiredHome 8:262583f054f6 24 const char hdr_server[] = "Server: Smart_Server v0.1\r\n"; // Server
WiredHome 8:262583f054f6 25 const char hdr_dnt[] = "DNT: 1\r\n"; // Do Not Track
WiredHome 8:262583f054f6 26 const char hdr_close[] = "Connection: close\r\n"; // tell the client to close the connection
WiredHome 8:262583f054f6 27 const char nl[] = "\r\n"; // final \r\n for the termination of the header
WiredHome 0:729320f63c5c 28
WiredHome 14:19c5f6151319 29
WiredHome 0:729320f63c5c 30 static const struct {
WiredHome 0:729320f63c5c 31 char *ext;
WiredHome 0:729320f63c5c 32 char *filetype;
WiredHome 0:729320f63c5c 33 } extensions [] = {
WiredHome 3:17928786bdb5 34 {".gif", "Content-Type: image/gif\r\n" },
WiredHome 3:17928786bdb5 35 {".jpg", "Content-Type: image/jpeg\r\n" },
WiredHome 3:17928786bdb5 36 {".jpeg","Content-Type: image/jpeg\r\n" },
WiredHome 3:17928786bdb5 37 {".ico", "Content-Type: image/x-icon\r\n" },
WiredHome 3:17928786bdb5 38 {".png", "Content-Type: image/png\r\n" },
WiredHome 3:17928786bdb5 39 {".zip", "Content-Type: image/zip\r\n" },
WiredHome 3:17928786bdb5 40 {".gz", "Content-Type: image/gz\r\n" },
WiredHome 3:17928786bdb5 41 {".tar", "Content-Type: image/tar\r\n" },
WiredHome 3:17928786bdb5 42 {".txt", "Content-Type: plain/text\r\n" },
WiredHome 3:17928786bdb5 43 {".pdf", "Content-Type: application/pdf\r\n" },
WiredHome 3:17928786bdb5 44 {".htm", "Content-Type: text/html\r\n" },
WiredHome 3:17928786bdb5 45 {".html","Content-Type: text/html\r\n" },
WiredHome 0:729320f63c5c 46 {0,0}
WiredHome 0:729320f63c5c 47 };
WiredHome 0:729320f63c5c 48
WiredHome 8:262583f054f6 49 #ifdef DEBUG
WiredHome 12:109bf1558300 50 // This uses standard library dynamic memory management, but for an
WiredHome 9:2ea342765c9d 51 // embedded system there are alternates that may make better sense -
WiredHome 9:2ea342765c9d 52 // search the web for embedded system malloc alternates.
WiredHome 8:262583f054f6 53 static void * MyMalloc(int x, int y)
WiredHome 8:262583f054f6 54 {
WiredHome 8:262583f054f6 55 std::printf("[%04d] malloc(%d)\r\n", y, x);
WiredHome 8:262583f054f6 56 return malloc(x);
WiredHome 8:262583f054f6 57 }
WiredHome 11:17d84c41a7b3 58 static char toP(void * x)
WiredHome 11:17d84c41a7b3 59 {
WiredHome 11:17d84c41a7b3 60 char * c = (char *) x;
WiredHome 11:17d84c41a7b3 61 if (*c >= ' ' && *c < 0x7F)
WiredHome 11:17d84c41a7b3 62 return *c;
WiredHome 11:17d84c41a7b3 63 else
WiredHome 11:17d84c41a7b3 64 return '.';
WiredHome 11:17d84c41a7b3 65 }
WiredHome 8:262583f054f6 66 #define mymalloc(x) MyMalloc(x, __LINE__)
WiredHome 8:262583f054f6 67 #define myfree(x) \
WiredHome 11:17d84c41a7b3 68 pc->printf("[%4d] free(%02x %02x %02x %02x %02x ... %c%c%c%c%c)\r\n", __LINE__, \
WiredHome 11:17d84c41a7b3 69 *x, *(x+1), *(x+2), *(x+3), *(x+4), \
WiredHome 11:17d84c41a7b3 70 toP(x), toP(x+1), toP(x+2), toP(x+3), toP(x+4) ); \
WiredHome 8:262583f054f6 71 free(x);
WiredHome 8:262583f054f6 72 #else
WiredHome 8:262583f054f6 73 #define mymalloc(x) malloc(x)
WiredHome 8:262583f054f6 74 #define myfree(x) free(x)
WiredHome 8:262583f054f6 75 #endif
WiredHome 8:262583f054f6 76
WiredHome 3:17928786bdb5 77 HTTPServer::HTTPServer(
WiredHome 7:99ad7a67f05e 78 Wifly * _wf,
WiredHome 7:99ad7a67f05e 79 int port,
WiredHome 7:99ad7a67f05e 80 const char * _webroot,
WiredHome 13:8975d7928678 81 int maxheaderParams,
WiredHome 13:8975d7928678 82 int _maxqueryParams,
WiredHome 7:99ad7a67f05e 83 int _maxdynamicpages,
WiredHome 7:99ad7a67f05e 84 PC * _pc,
WiredHome 7:99ad7a67f05e 85 int _allocforheader,
WiredHome 3:17928786bdb5 86 int _allocforfile)
WiredHome 0:729320f63c5c 87 {
WiredHome 0:729320f63c5c 88 wifly = _wf;
WiredHome 0:729320f63c5c 89 webroot = (char *)malloc(strlen(_webroot)+1);
WiredHome 0:729320f63c5c 90 strcpy(webroot, _webroot);
WiredHome 13:8975d7928678 91 maxqueryParams = _maxqueryParams;
WiredHome 0:729320f63c5c 92 maxdynamicpages = _maxdynamicpages;
WiredHome 13:8975d7928678 93 headerParams = (namevalue *)malloc(maxheaderParams * sizeof(namevalue));
WiredHome 13:8975d7928678 94 queryParams = (namevalue *)malloc(maxqueryParams * sizeof(namevalue));
WiredHome 0:729320f63c5c 95 handlers = (handler *)malloc(maxdynamicpages * sizeof(handler));
WiredHome 3:17928786bdb5 96 headerbuffersize = _allocforheader;
WiredHome 3:17928786bdb5 97 headerbuffer = (char *)malloc(headerbuffersize);
WiredHome 0:729320f63c5c 98 pc = _pc;
WiredHome 3:17928786bdb5 99 queryType = NULL;
WiredHome 3:17928786bdb5 100 queryString = NULL;
WiredHome 3:17928786bdb5 101 postQueryString = NULL;
WiredHome 13:8975d7928678 102 queryParamCount = 0;
WiredHome 0:729320f63c5c 103 handlercount = 0;
WiredHome 3:17928786bdb5 104 maxheaderbytes = 0;
WiredHome 0:729320f63c5c 105 server = new TCPSocketServer();
WiredHome 0:729320f63c5c 106 server->bind(port);
WiredHome 0:729320f63c5c 107 server->listen();
WiredHome 16:6ebacf2946d8 108 server->set_blocking(false, 10);
WiredHome 3:17928786bdb5 109 ResetPerformanceData();
WiredHome 10:9c8d2c6a3469 110 PerformanceTimer.start();
WiredHome 0:729320f63c5c 111 }
WiredHome 0:729320f63c5c 112
WiredHome 0:729320f63c5c 113 HTTPServer::~HTTPServer()
WiredHome 0:729320f63c5c 114 {
WiredHome 8:262583f054f6 115 int i;
WiredHome 8:262583f054f6 116
WiredHome 8:262583f054f6 117 for (i=0; i<handlercount; i++)
WiredHome 8:262583f054f6 118 myfree(handlers[i].path);
WiredHome 8:262583f054f6 119 myfree(headerbuffer);
WiredHome 8:262583f054f6 120 myfree(handlers);
WiredHome 13:8975d7928678 121 myfree(queryParams);
WiredHome 8:262583f054f6 122 myfree(webroot);
WiredHome 0:729320f63c5c 123 webroot = NULL;
WiredHome 0:729320f63c5c 124 }
WiredHome 0:729320f63c5c 125
WiredHome 3:17928786bdb5 126 int HTTPServer::GetMaxHeaderSize()
WiredHome 3:17928786bdb5 127 {
WiredHome 3:17928786bdb5 128 return maxheaderbytes;
WiredHome 3:17928786bdb5 129 }
WiredHome 3:17928786bdb5 130
WiredHome 0:729320f63c5c 131 bool HTTPServer::RegisterHandler(const char * path, Handler callback)
WiredHome 0:729320f63c5c 132 {
WiredHome 0:729320f63c5c 133 if (handlercount < maxdynamicpages && path && callback) {
WiredHome 8:262583f054f6 134 handlers[handlercount].path = (char *)mymalloc(strlen(path)+1);
WiredHome 0:729320f63c5c 135 memcpy(handlers[handlercount].path, path, strlen(path)+1);
WiredHome 0:729320f63c5c 136 handlers[handlercount].callback = callback;
WiredHome 0:729320f63c5c 137 handlercount++;
WiredHome 0:729320f63c5c 138 return true;
WiredHome 0:729320f63c5c 139 } else {
WiredHome 0:729320f63c5c 140 return false;
WiredHome 0:729320f63c5c 141 }
WiredHome 0:729320f63c5c 142 }
WiredHome 0:729320f63c5c 143
WiredHome 2:a29c32190037 144 // Poll()
WiredHome 0:729320f63c5c 145 //
WiredHome 0:729320f63c5c 146 // *OPEN*GET /x=1 HTTP/1.1
WiredHome 0:729320f63c5c 147 // Host: 192.168.1.140
WiredHome 0:729320f63c5c 148 // Connection: keep-alive
WiredHome 0:729320f63c5c 149 // Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
WiredHome 0:729320f63c5c 150 // 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 151 // Accept-Encoding: gzip,deflate,sdch
WiredHome 0:729320f63c5c 152 // Accept-Language: en-US,en;q=0.8
WiredHome 0:729320f63c5c 153 //
WiredHome 2:a29c32190037 154 void HTTPServer::Poll()
WiredHome 0:729320f63c5c 155 {
WiredHome 3:17928786bdb5 156 typedef enum {
WiredHome 3:17928786bdb5 157 Idle, // waiting for a connection
WiredHome 3:17928786bdb5 158 Receiving, // receiving data
WiredHome 3:17928786bdb5 159 Sending, // send the response
WiredHome 7:99ad7a67f05e 160 WaitingToClose, // small timeout to close
WiredHome 7:99ad7a67f05e 161 Reset
WiredHome 3:17928786bdb5 162 } state;
WiredHome 0:729320f63c5c 163 static state op = Idle;
WiredHome 3:17928786bdb5 164 static char * bPtr = headerbuffer;
WiredHome 0:729320f63c5c 165 int n;
WiredHome 16:6ebacf2946d8 166 static unsigned int t_ref; // reference point for the PerformanceTimer
WiredHome 0:729320f63c5c 167
WiredHome 8:262583f054f6 168 #ifdef DEBUG
WiredHome 8:262583f054f6 169 static state lastOp = Reset;
WiredHome 7:99ad7a67f05e 170 if (lastOp != op) {
WiredHome 9:2ea342765c9d 171 const char *states[] = {"Idle", "Receiving", "Sending", "WaitingToClose", "Reset"};
WiredHome 8:262583f054f6 172 pc->printf("Poll: %s\r\n", states[op]);
WiredHome 7:99ad7a67f05e 173 lastOp = op;
WiredHome 7:99ad7a67f05e 174 }
WiredHome 8:262583f054f6 175 #endif
WiredHome 0:729320f63c5c 176 switch(op) {
WiredHome 3:17928786bdb5 177 default: // not expected to arrive here
WiredHome 3:17928786bdb5 178 op = Idle;
WiredHome 3:17928786bdb5 179 break;
WiredHome 8:262583f054f6 180
WiredHome 3:17928786bdb5 181 case Idle:
WiredHome 10:9c8d2c6a3469 182 PerformanceTimer.reset();
WiredHome 3:17928786bdb5 183 bPtr = headerbuffer;
WiredHome 11:17d84c41a7b3 184 if (0 == server->accept(client)) {
WiredHome 3:17928786bdb5 185 op = Receiving;
WiredHome 16:6ebacf2946d8 186 t_ref = (unsigned int)PerformanceTimer.read_us();
WiredHome 8:262583f054f6 187 #ifdef DEBUG
WiredHome 16:6ebacf2946d8 188 pc->printf("Accept at %u\r\n", t_ref);
WiredHome 8:262583f054f6 189 #endif
WiredHome 3:17928786bdb5 190 }
WiredHome 0:729320f63c5c 191 break;
WiredHome 8:262583f054f6 192
WiredHome 3:17928786bdb5 193 case Receiving:
WiredHome 3:17928786bdb5 194 n = client.receive(bPtr, headerbuffersize - (bPtr - headerbuffer));
WiredHome 3:17928786bdb5 195 if (n < 0) {
WiredHome 9:2ea342765c9d 196 #ifdef DEBUG
WiredHome 8:262583f054f6 197 pc->printf("*** client.receive() => %d\r\n", n);
WiredHome 9:2ea342765c9d 198 #endif
WiredHome 3:17928786bdb5 199 } else if (n) {
WiredHome 3:17928786bdb5 200 bPtr[n] = '\0';
WiredHome 3:17928786bdb5 201 if (ParseHeader(headerbuffer)) {
WiredHome 3:17928786bdb5 202 op = Sending;
WiredHome 3:17928786bdb5 203 t_ref = RecordPerformanceData(&perfData.Header, t_ref);
WiredHome 3:17928786bdb5 204 }
WiredHome 3:17928786bdb5 205 bPtr += n;
WiredHome 0:729320f63c5c 206 }
WiredHome 0:729320f63c5c 207 break;
WiredHome 8:262583f054f6 208
WiredHome 0:729320f63c5c 209 case Sending:
WiredHome 3:17928786bdb5 210 SendResponse();
WiredHome 0:729320f63c5c 211 op = WaitingToClose;
WiredHome 3:17928786bdb5 212 RecordPerformanceData(&perfData.SendData, t_ref);
WiredHome 0:729320f63c5c 213 break;
WiredHome 9:2ea342765c9d 214
WiredHome 0:729320f63c5c 215 case WaitingToClose:
WiredHome 3:17928786bdb5 216 close_connection();
WiredHome 0:729320f63c5c 217 op = Idle;
WiredHome 0:729320f63c5c 218 break;
WiredHome 0:729320f63c5c 219 }
WiredHome 0:729320f63c5c 220 }
WiredHome 0:729320f63c5c 221
WiredHome 0:729320f63c5c 222
WiredHome 0:729320f63c5c 223 const char * HTTPServer::GetSupportedType(const char * filename)
WiredHome 0:729320f63c5c 224 {
WiredHome 0:729320f63c5c 225 int i;
WiredHome 0:729320f63c5c 226 int buflen = strlen(filename);
WiredHome 0:729320f63c5c 227 int extlen;
WiredHome 0:729320f63c5c 228
WiredHome 0:729320f63c5c 229 for (i=0; extensions[i].ext != 0; i++) {
WiredHome 0:729320f63c5c 230 extlen = strlen(extensions[i].ext);
WiredHome 0:729320f63c5c 231 if ( !strncmp(&filename[buflen-extlen], extensions[i].ext, extlen)) {
WiredHome 0:729320f63c5c 232 return extensions[i].filetype;
WiredHome 0:729320f63c5c 233 }
WiredHome 0:729320f63c5c 234 }
WiredHome 0:729320f63c5c 235 return NULL;
WiredHome 0:729320f63c5c 236 }
WiredHome 0:729320f63c5c 237
WiredHome 3:17928786bdb5 238
WiredHome 0:729320f63c5c 239 void HTTPServer::send(const char * msg, int bytes)
WiredHome 0:729320f63c5c 240 {
WiredHome 0:729320f63c5c 241 if (bytes == -1)
WiredHome 0:729320f63c5c 242 bytes = strlen(msg);
WiredHome 0:729320f63c5c 243 wifly->send(msg, bytes);
WiredHome 0:729320f63c5c 244 }
WiredHome 0:729320f63c5c 245
WiredHome 3:17928786bdb5 246
WiredHome 0:729320f63c5c 247 bool HTTPServer::SendFile(const char * filename, const char * filetype)
WiredHome 0:729320f63c5c 248 {
WiredHome 0:729320f63c5c 249 FILE * fp;
WiredHome 3:17928786bdb5 250
WiredHome 0:729320f63c5c 251 fp = fopen(filename,"rb");
WiredHome 0:729320f63c5c 252 if (fp) { // can open it
WiredHome 8:262583f054f6 253 char *fbuffer = (char *)mymalloc(FILESEND_BUF_SIZE);
WiredHome 0:729320f63c5c 254 int bytes;
WiredHome 0:729320f63c5c 255
WiredHome 3:17928786bdb5 256 if (fbuffer) {
WiredHome 3:17928786bdb5 257 header(200, "OK", filetype);
WiredHome 0:729320f63c5c 258 bytes = fread(fbuffer,sizeof(char),FILESEND_BUF_SIZE,fp);
WiredHome 3:17928786bdb5 259 while (bytes > 0) {
WiredHome 3:17928786bdb5 260 send(fbuffer, bytes);
WiredHome 3:17928786bdb5 261 bytes = fread(fbuffer,sizeof(char),FILESEND_BUF_SIZE,fp);
WiredHome 3:17928786bdb5 262 }
WiredHome 8:262583f054f6 263 myfree(fbuffer);
WiredHome 3:17928786bdb5 264 } else {
WiredHome 3:17928786bdb5 265 header(500, "Server Error", "Pragma: err - insufficient memory\r\n");
WiredHome 0:729320f63c5c 266 }
WiredHome 0:729320f63c5c 267 fclose(fp);
WiredHome 0:729320f63c5c 268 return true;
WiredHome 0:729320f63c5c 269 } else {
WiredHome 3:17928786bdb5 270 header(404, "Not Found", "Pragma: err - Can't open file\r\n");
WiredHome 0:729320f63c5c 271 return false;
WiredHome 0:729320f63c5c 272 }
WiredHome 0:729320f63c5c 273 }
WiredHome 0:729320f63c5c 274
WiredHome 0:729320f63c5c 275 int HTTPServer::HexCharToInt(char c)
WiredHome 0:729320f63c5c 276 {
WiredHome 0:729320f63c5c 277 if (c >= 'a' && c <= 'f')
WiredHome 0:729320f63c5c 278 return (c - 'a' + 10);
WiredHome 0:729320f63c5c 279 else if (c >= 'A' && c <= 'F')
WiredHome 0:729320f63c5c 280 return (c - 'A' + 10);
WiredHome 0:729320f63c5c 281 else if (c >= '0' && c <= '9')
WiredHome 0:729320f63c5c 282 return c - '0';
WiredHome 0:729320f63c5c 283 else
WiredHome 0:729320f63c5c 284 return 0;
WiredHome 0:729320f63c5c 285 }
WiredHome 0:729320f63c5c 286
WiredHome 0:729320f63c5c 287 char HTTPServer::HexPairToChar(char * p)
WiredHome 0:729320f63c5c 288 {
WiredHome 0:729320f63c5c 289 return 16 * HexCharToInt(*p) + HexCharToInt(*(p+1));
WiredHome 0:729320f63c5c 290 }
WiredHome 0:729320f63c5c 291
WiredHome 0:729320f63c5c 292 void HTTPServer::UnescapeString(char * encoded)
WiredHome 0:729320f63c5c 293 {
WiredHome 0:729320f63c5c 294 char *p;
WiredHome 0:729320f63c5c 295
WiredHome 0:729320f63c5c 296 // first convert '+' to ' '
WiredHome 0:729320f63c5c 297 p = strchr(encoded, '+');
WiredHome 0:729320f63c5c 298 while (p) {
WiredHome 0:729320f63c5c 299 *p = ' ';
WiredHome 0:729320f63c5c 300 p = strchr(encoded, '+');
WiredHome 0:729320f63c5c 301 }
WiredHome 0:729320f63c5c 302 // then convert hex '%xx' to char 'x'
WiredHome 0:729320f63c5c 303 p = strchr(encoded, '%');
WiredHome 0:729320f63c5c 304 while (p) {
WiredHome 0:729320f63c5c 305 if (strchr("0123456789ABCDEFabcdef", *(p+1))
WiredHome 0:729320f63c5c 306 && strchr("0123456789ABCDEFabcdef", *(p+2)) ) {
WiredHome 0:729320f63c5c 307 *p = HexPairToChar(p+1);
WiredHome 0:729320f63c5c 308 p++; // advance past the %
WiredHome 0:729320f63c5c 309 char * a = p;
WiredHome 0:729320f63c5c 310 char * b = p + 2;
WiredHome 0:729320f63c5c 311 do {
WiredHome 0:729320f63c5c 312 *a++ = *b++;
WiredHome 0:729320f63c5c 313 } while (*b);
WiredHome 0:729320f63c5c 314 *a = '\0';
WiredHome 0:729320f63c5c 315 }
WiredHome 0:729320f63c5c 316 p = strchr(p, '%');
WiredHome 0:729320f63c5c 317 }
WiredHome 0:729320f63c5c 318 }
WiredHome 0:729320f63c5c 319
WiredHome 0:729320f63c5c 320 const char * HTTPServer::GetParameter(const char * name)
WiredHome 0:729320f63c5c 321 {
WiredHome 13:8975d7928678 322 for (int i=0; i<queryParamCount; i++) {
WiredHome 13:8975d7928678 323 if (strcmp(queryParams[i].name, name) == 0) {
WiredHome 13:8975d7928678 324 return queryParams[i].value;
WiredHome 0:729320f63c5c 325 }
WiredHome 0:729320f63c5c 326 }
WiredHome 0:729320f63c5c 327 return NULL;
WiredHome 0:729320f63c5c 328 }
WiredHome 0:729320f63c5c 329
WiredHome 0:729320f63c5c 330 // this=that&who=what&more=stuff...
WiredHome 0:729320f63c5c 331 // ^ ^ ^
WiredHome 3:17928786bdb5 332 void HTTPServer::ParseParameters(char * pName)
WiredHome 0:729320f63c5c 333 {
WiredHome 0:729320f63c5c 334 char * pVal;
WiredHome 0:729320f63c5c 335 char * pNextName;
WiredHome 0:729320f63c5c 336
WiredHome 13:8975d7928678 337 // Parse queryParams
WiredHome 0:729320f63c5c 338 pVal = strchr(pName, '#'); // If there is a '#fragment_id', we can ignore it
WiredHome 0:729320f63c5c 339 if (pVal)
WiredHome 3:17928786bdb5 340 *pVal = '\0';
WiredHome 0:729320f63c5c 341 do {
WiredHome 13:8975d7928678 342 queryParams[queryParamCount].name = pName;
WiredHome 0:729320f63c5c 343 pVal = strchr(pName, '=');
WiredHome 0:729320f63c5c 344 pNextName = strchr(pName,'&');
WiredHome 0:729320f63c5c 345 if (pVal) {
WiredHome 0:729320f63c5c 346 if (pNextName == NULL || (pNextName && pNextName > pVal)) {
WiredHome 0:729320f63c5c 347 *pVal++ = '\0';
WiredHome 13:8975d7928678 348 queryParams[queryParamCount].value = pVal;
WiredHome 0:729320f63c5c 349 pName = pVal;
WiredHome 0:729320f63c5c 350 }
WiredHome 0:729320f63c5c 351 }
WiredHome 13:8975d7928678 352 queryParamCount++;
WiredHome 0:729320f63c5c 353 if (pNextName) {
WiredHome 0:729320f63c5c 354 pName = pNextName;
WiredHome 0:729320f63c5c 355 *pName++ = '\0';
WiredHome 0:729320f63c5c 356 } else {
WiredHome 0:729320f63c5c 357 pName = NULL;
WiredHome 0:729320f63c5c 358 }
WiredHome 13:8975d7928678 359 } while (pName && queryParamCount < maxqueryParams);
WiredHome 0:729320f63c5c 360 }
WiredHome 0:729320f63c5c 361
WiredHome 0:729320f63c5c 362
WiredHome 5:c9b27e718054 363 bool HTTPServer::GetRemoteAddr(char * str, int strSize)
WiredHome 0:729320f63c5c 364 {
WiredHome 0:729320f63c5c 365 bool res = false;
WiredHome 0:729320f63c5c 366 char *p;
WiredHome 0:729320f63c5c 367
WiredHome 4:f34642902056 368 if (strSize < 16) { // Can only guard it here w/o modifying Wifly class
WiredHome 3:17928786bdb5 369 *str = '\0';
WiredHome 5:c9b27e718054 370 return res;
WiredHome 3:17928786bdb5 371 }
WiredHome 5:c9b27e718054 372 res = wifly->sendCommand("show z\r", NULL, str, strSize);
WiredHome 0:729320f63c5c 373 if (res) {
WiredHome 0:729320f63c5c 374 p = strchr(str, '\n'); // truncate after the octets.
WiredHome 0:729320f63c5c 375 if (p) *p = '\0';
WiredHome 0:729320f63c5c 376 p = strchr(str, ' '); // or a space
WiredHome 0:729320f63c5c 377 if (p) *p = '\0';
WiredHome 0:729320f63c5c 378 p = strchr(str, '<'); // or a <
WiredHome 0:729320f63c5c 379 if (p) *p = '\0';
WiredHome 5:c9b27e718054 380 res = true;
WiredHome 0:729320f63c5c 381 }
WiredHome 0:729320f63c5c 382 wifly->exit();
WiredHome 5:c9b27e718054 383 return res;
WiredHome 0:729320f63c5c 384 }
WiredHome 0:729320f63c5c 385
WiredHome 0:729320f63c5c 386
WiredHome 0:729320f63c5c 387 void HTTPServer::header(int code, const char * code_text, const char * content_type, const char * optional_text)
WiredHome 0:729320f63c5c 388 {
WiredHome 0:729320f63c5c 389 char http[100];
WiredHome 0:729320f63c5c 390
WiredHome 0:729320f63c5c 391 sprintf(http, "%s %i %s\r\n", hdr_httpver, code, code_text);
WiredHome 0:729320f63c5c 392 send(http);
WiredHome 0:729320f63c5c 393 send(hdr_age);
WiredHome 0:729320f63c5c 394 send(hdr_server);
WiredHome 0:729320f63c5c 395 if (content_type) {
WiredHome 0:729320f63c5c 396 send(content_type);
WiredHome 0:729320f63c5c 397 }
WiredHome 0:729320f63c5c 398 if (optional_text) {
WiredHome 0:729320f63c5c 399 send(optional_text);
WiredHome 0:729320f63c5c 400 }
WiredHome 2:a29c32190037 401 send(hdr_dnt);
WiredHome 0:729320f63c5c 402 send(hdr_close);
WiredHome 0:729320f63c5c 403 send(nl);
WiredHome 0:729320f63c5c 404 }
WiredHome 0:729320f63c5c 405
WiredHome 14:19c5f6151319 406
WiredHome 7:99ad7a67f05e 407 bool HTTPServer::close_connection()
WiredHome 0:729320f63c5c 408 {
WiredHome 7:99ad7a67f05e 409 bool res;
WiredHome 7:99ad7a67f05e 410
WiredHome 14:19c5f6151319 411 res = server->close();
WiredHome 7:99ad7a67f05e 412 #ifdef DEBUG
WiredHome 7:99ad7a67f05e 413 pc->printf("close connection returned %d\r\n", res);
WiredHome 0:729320f63c5c 414 #endif
WiredHome 7:99ad7a67f05e 415 return res;
WiredHome 0:729320f63c5c 416 }
WiredHome 0:729320f63c5c 417
WiredHome 14:19c5f6151319 418
WiredHome 0:729320f63c5c 419 bool HTTPServer::Extract(char * haystack, char * needle, char ** string)
WiredHome 0:729320f63c5c 420 {
WiredHome 0:729320f63c5c 421 bool ret = false; // assume failure until proven otherwise
WiredHome 0:729320f63c5c 422 char * qs = NULL;
WiredHome 0:729320f63c5c 423 char * eqs = NULL;
WiredHome 0:729320f63c5c 424 char * container = NULL;
WiredHome 0:729320f63c5c 425 char * get = strstr(haystack, needle); // what if not at the front?
WiredHome 0:729320f63c5c 426 if (get) {
WiredHome 0:729320f63c5c 427 // Seems to be a valid "...GET /QueryString HTTP/1.1"
WiredHome 8:262583f054f6 428 // or "...<needle>param..."
WiredHome 0:729320f63c5c 429 qs = get + strlen(needle); // in case the needle didn't have space delimiters
WiredHome 0:729320f63c5c 430 while (*qs == ' ')
WiredHome 0:729320f63c5c 431 qs++;
WiredHome 0:729320f63c5c 432 // /QueryString\0HTTP/1.1\0\0
WiredHome 0:729320f63c5c 433 if (*string) // recycle old string when working a new one
WiredHome 8:262583f054f6 434 myfree(*string);
WiredHome 8:262583f054f6 435 container = (char *)mymalloc(strlen(qs));
WiredHome 0:729320f63c5c 436 if (container) {
WiredHome 0:729320f63c5c 437 strcpy(container, qs);
WiredHome 0:729320f63c5c 438 eqs = strchr(container, ' ');
WiredHome 0:729320f63c5c 439 if (eqs)
WiredHome 0:729320f63c5c 440 *eqs = '\0';
WiredHome 0:729320f63c5c 441 *string = container;
WiredHome 8:262583f054f6 442 #ifdef DEBUG
WiredHome 8:262583f054f6 443 pc->printf("Extract(%s) = %s\r\n", needle, container);
WiredHome 8:262583f054f6 444 #endif
WiredHome 0:729320f63c5c 445 ret = true;
WiredHome 0:729320f63c5c 446 } else {
WiredHome 0:729320f63c5c 447 *string = NULL; // something bad happened... no memory
WiredHome 0:729320f63c5c 448 }
WiredHome 0:729320f63c5c 449 }
WiredHome 0:729320f63c5c 450 return ret;
WiredHome 0:729320f63c5c 451 }
WiredHome 0:729320f63c5c 452
WiredHome 14:19c5f6151319 453
WiredHome 0:729320f63c5c 454 char * HTTPServer::rewriteWithDefaultFile(char * queryString)
WiredHome 0:729320f63c5c 455 {
WiredHome 8:262583f054f6 456 char * temp = (char *)mymalloc(strlen(queryString) + strlen(DEFAULT_FILENAME) + 1);
WiredHome 0:729320f63c5c 457
WiredHome 0:729320f63c5c 458 if (temp) {
WiredHome 0:729320f63c5c 459 *temp = '\0';
WiredHome 0:729320f63c5c 460 strcpy(temp, queryString);
WiredHome 0:729320f63c5c 461 strcat(temp, DEFAULT_FILENAME);
WiredHome 8:262583f054f6 462 myfree(queryString);
WiredHome 0:729320f63c5c 463 return temp;
WiredHome 0:729320f63c5c 464 } else {
WiredHome 0:729320f63c5c 465 return queryString;
WiredHome 0:729320f63c5c 466 }
WiredHome 0:729320f63c5c 467 }
WiredHome 0:729320f63c5c 468
WiredHome 14:19c5f6151319 469
WiredHome 0:729320f63c5c 470 char * HTTPServer::rewritePrependWebroot(char * queryString)
WiredHome 0:729320f63c5c 471 {
WiredHome 8:262583f054f6 472 char * temp = (char *)mymalloc(strlen(webroot) + strlen(queryString) + 1);
WiredHome 0:729320f63c5c 473
WiredHome 0:729320f63c5c 474 if (temp) {
WiredHome 0:729320f63c5c 475 *temp = '\0';
WiredHome 0:729320f63c5c 476 strcpy(temp, webroot);
WiredHome 0:729320f63c5c 477 if (temp[strlen(temp)-1] == '/' && *queryString == '/')
WiredHome 0:729320f63c5c 478 temp[strlen(temp)-1] = '\0';
WiredHome 0:729320f63c5c 479 strcat(temp, queryString);
WiredHome 8:262583f054f6 480 myfree(queryString);
WiredHome 0:729320f63c5c 481 return temp;
WiredHome 0:729320f63c5c 482 } else {
WiredHome 0:729320f63c5c 483 return queryString;
WiredHome 0:729320f63c5c 484 }
WiredHome 0:729320f63c5c 485 }
WiredHome 0:729320f63c5c 486
WiredHome 14:19c5f6151319 487
WiredHome 3:17928786bdb5 488 bool HTTPServer::CheckDynamicHandlers()
WiredHome 3:17928786bdb5 489 {
WiredHome 3:17928786bdb5 490 bool regHandled = false;
WiredHome 0:729320f63c5c 491
WiredHome 3:17928786bdb5 492 // If this queryString is in the list of registered handlers, call that
WiredHome 3:17928786bdb5 493 for (int i=0; i<handlercount; i++) {
WiredHome 3:17928786bdb5 494 if (strcmp(handlers[i].path, queryString) == 0) {
WiredHome 13:8975d7928678 495 (*handlers[i].callback)(this, SEND_PAGE, queryString, queryParams, queryParamCount);
WiredHome 3:17928786bdb5 496 regHandled = true;
WiredHome 3:17928786bdb5 497 break; // we only execute the first one
WiredHome 3:17928786bdb5 498 }
WiredHome 3:17928786bdb5 499 }
WiredHome 3:17928786bdb5 500 return regHandled;
WiredHome 3:17928786bdb5 501 }
WiredHome 3:17928786bdb5 502
WiredHome 14:19c5f6151319 503
WiredHome 3:17928786bdb5 504 void HTTPServer::SendResponse()
WiredHome 3:17928786bdb5 505 {
WiredHome 8:262583f054f6 506 #ifdef DEBUG
WiredHome 8:262583f054f6 507 pc->printf("SendResponse(%s) [%d]\r\n", queryType, __LINE__);
WiredHome 8:262583f054f6 508 #endif
WiredHome 3:17928786bdb5 509 if (strcmp(queryType, "GET") == 0 || strcmp(queryType, "POST") == 0) {
WiredHome 3:17928786bdb5 510 if (!(queryString[0] == '.' && queryString[1] == '.')) {
WiredHome 3:17928786bdb5 511 const char * fType;
WiredHome 3:17928786bdb5 512
WiredHome 8:262583f054f6 513 #ifdef DEBUG
WiredHome 8:262583f054f6 514 pc->printf(" SendResponse() [%d]\r\n", __LINE__);
WiredHome 8:262583f054f6 515 #endif
WiredHome 3:17928786bdb5 516 if (!CheckDynamicHandlers()) {
WiredHome 3:17928786bdb5 517 // Otherwise, this queryString must be trying to reference a static file
WiredHome 3:17928786bdb5 518 if (queryString[strlen(queryString)-1] == '/') {
WiredHome 3:17928786bdb5 519 queryString = rewriteWithDefaultFile(queryString);
WiredHome 3:17928786bdb5 520 }
WiredHome 3:17928786bdb5 521 // see if we support this file type
WiredHome 3:17928786bdb5 522 fType = GetSupportedType(queryString);
WiredHome 3:17928786bdb5 523 if (fType) {
WiredHome 3:17928786bdb5 524 queryString = rewritePrependWebroot(queryString);
WiredHome 3:17928786bdb5 525 SendFile(queryString, fType);
WiredHome 3:17928786bdb5 526 } else {
WiredHome 3:17928786bdb5 527 //pc->printf("Unsupported file type %s\r\n", queryString);
WiredHome 3:17928786bdb5 528 header(404, "Not Found", "Pragma: err - Unsupported type\r\n");
WiredHome 3:17928786bdb5 529 }
WiredHome 3:17928786bdb5 530 }
WiredHome 3:17928786bdb5 531 } else {
WiredHome 3:17928786bdb5 532 //pc->printf("Unsupported path %s\r\n", queryString);
WiredHome 3:17928786bdb5 533 header(400, "Bad Request", "Pragma: err - Unsupported path\r\n");
WiredHome 3:17928786bdb5 534 }
WiredHome 3:17928786bdb5 535 } else {
WiredHome 3:17928786bdb5 536 //pc->printf("Unsupported query type %s\r\n", queryType);
WiredHome 3:17928786bdb5 537 header(400, "Bad Request", "Pragma: err - Unsupported query type\r\n");
WiredHome 3:17928786bdb5 538 }
WiredHome 3:17928786bdb5 539 if (queryType) {
WiredHome 8:262583f054f6 540 myfree(queryType);
WiredHome 3:17928786bdb5 541 queryType = NULL;
WiredHome 3:17928786bdb5 542 }
WiredHome 3:17928786bdb5 543 if (queryString) {
WiredHome 8:262583f054f6 544 myfree(queryString);
WiredHome 3:17928786bdb5 545 queryString = NULL;
WiredHome 3:17928786bdb5 546 }
WiredHome 3:17928786bdb5 547 if (postQueryString) {
WiredHome 8:262583f054f6 548 myfree(postQueryString);
WiredHome 3:17928786bdb5 549 postQueryString = NULL;
WiredHome 3:17928786bdb5 550 }
WiredHome 3:17928786bdb5 551 }
WiredHome 3:17928786bdb5 552
WiredHome 14:19c5f6151319 553
WiredHome 3:17928786bdb5 554 bool HTTPServer::ParseHeader(char * buffer)
WiredHome 3:17928786bdb5 555 {
WiredHome 3:17928786bdb5 556 char * dblCR;
WiredHome 3:17928786bdb5 557 bool advanceState = false;
WiredHome 3:17928786bdb5 558 int bytecount;
WiredHome 7:99ad7a67f05e 559
WiredHome 3:17928786bdb5 560 // Buffer could have partial, but the double \r\n is the key
WiredHome 13:8975d7928678 561 // GET /QueryString?this=that&sky=blue HTTP/1.1\r\n
WiredHome 8:262583f054f6 562 // GET /QueryString HTTP/1.1\r\nHost: 192.168.1.140\r\nCache-Con
WiredHome 8:262583f054f6 563 // GET /QueryString HTTP/1.1\r\nHost: 192.168.1.140\r\nCache-Control: max-age=0\r\n\r\n
WiredHome 3:17928786bdb5 564 dblCR = strstr(buffer,"\r\n\r\n");
WiredHome 3:17928786bdb5 565 if (dblCR) { // Have to scan from the beginning in case split on \r
WiredHome 8:262583f054f6 566 #ifdef DEBUG
WiredHome 8:262583f054f6 567 pc->printf("==\r\n%s==\r\n", buffer);
WiredHome 3:17928786bdb5 568 #endif
WiredHome 3:17928786bdb5 569 char * soRec = buffer; // start of the next record of text
WiredHome 13:8975d7928678 570 char * eoRec = strchr(soRec, '\n'); // search for end of the current record
WiredHome 7:99ad7a67f05e 571
WiredHome 13:8975d7928678 572 headerParamCount = 0;
WiredHome 3:17928786bdb5 573 bytecount = strlen(buffer);
WiredHome 3:17928786bdb5 574 if (bytecount > maxheaderbytes)
WiredHome 3:17928786bdb5 575 maxheaderbytes = bytecount;
WiredHome 3:17928786bdb5 576 while (eoRec) {
WiredHome 3:17928786bdb5 577 *eoRec = '\0';
WiredHome 3:17928786bdb5 578 if (*(eoRec-1) == '\r')
WiredHome 3:17928786bdb5 579 *(eoRec-1) = '\0';
WiredHome 8:262583f054f6 580 // Inspect the supported query types (GET, POST) and ignore (HEAD, PUT, OPTION, DELETE, TRACE, CONNECT]
WiredHome 8:262583f054f6 581 // This is very clumsy
WiredHome 8:262583f054f6 582 if (strstr(soRec, "GET ") == soRec) {
WiredHome 8:262583f054f6 583 Extract(soRec, "GET", &queryString);
WiredHome 8:262583f054f6 584 if (queryString) {
WiredHome 8:262583f054f6 585 queryType = (char *)mymalloc(strlen("GET")+1);
WiredHome 8:262583f054f6 586 strcpy(queryType, "GET");
WiredHome 8:262583f054f6 587 }
WiredHome 8:262583f054f6 588 } else if (strstr(soRec, "POST ") == soRec) {
WiredHome 8:262583f054f6 589 Extract(soRec, "POST", &queryString);
WiredHome 8:262583f054f6 590 if (queryString) {
WiredHome 8:262583f054f6 591 queryType = (char *)mymalloc(strlen("POST")+1);
WiredHome 8:262583f054f6 592 strcpy(queryType, "POST");
WiredHome 8:262583f054f6 593 }
WiredHome 10:9c8d2c6a3469 594 }
WiredHome 13:8975d7928678 595
WiredHome 13:8975d7928678 596 // if there is a ": " delimiter, we have a header item to parse into name,value pair
WiredHome 13:8975d7928678 597 // "Connection: keep-alive" becomes "Connection" "keep-alive"
WiredHome 13:8975d7928678 598 char *delim = strstr(soRec, ": ");
WiredHome 13:8975d7928678 599 char *chkSpace = strchr(soRec, ' '); // a field-name has no space ahead of the ":"
WiredHome 13:8975d7928678 600 if (delim
WiredHome 13:8975d7928678 601 && (!chkSpace || (chkSpace && delim < chkSpace))
WiredHome 13:8975d7928678 602 && headerParamCount < maxheaderParams) {
WiredHome 14:19c5f6151319 603 *delim++ = '\0'; // replace ": " with null
WiredHome 13:8975d7928678 604 *delim++ = '\0';
WiredHome 13:8975d7928678 605 headerParams[headerParamCount].name = soRec;
WiredHome 13:8975d7928678 606 headerParams[headerParamCount].value = delim;
WiredHome 13:8975d7928678 607 #ifdef DEBUG
WiredHome 13:8975d7928678 608 pc->printf("%d: headerParams[%s] = {%s}\r\n", headerParamCount,
WiredHome 13:8975d7928678 609 headerParams[headerParamCount].name, headerParams[headerParamCount].value);
WiredHome 13:8975d7928678 610 #endif
WiredHome 13:8975d7928678 611 headerParamCount++;
WiredHome 13:8975d7928678 612 }
WiredHome 3:17928786bdb5 613 soRec = eoRec + 1;
WiredHome 3:17928786bdb5 614 eoRec = strchr(soRec, '\n');
WiredHome 3:17928786bdb5 615 }
WiredHome 3:17928786bdb5 616 if (queryString) {
WiredHome 3:17928786bdb5 617 // We have enough to try to reply
WiredHome 12:109bf1558300 618 #ifdef DEBUG
WiredHome 8:262583f054f6 619 pc->printf("create reply queryType{%s}, queryString{%s}\r\n", "GET", queryString);
WiredHome 12:109bf1558300 620 #endif
WiredHome 13:8975d7928678 621 // parse queryParams - if any
WiredHome 3:17928786bdb5 622 // /file.htm?name1=value1&name2=value2...
WiredHome 3:17928786bdb5 623 // /file.htm?name1&name2=value2...
WiredHome 13:8975d7928678 624 queryParamCount = 0;
WiredHome 3:17928786bdb5 625 char * paramDelim = strchr(queryString, '?');
WiredHome 3:17928786bdb5 626 if (paramDelim) {
WiredHome 3:17928786bdb5 627 *paramDelim++ = '\0';
WiredHome 3:17928786bdb5 628 UnescapeString(paramDelim); // everything after the '?'
WiredHome 13:8975d7928678 629 ParseParameters(paramDelim); // pointing at the NULL, but there are queryParams beyond
WiredHome 3:17928786bdb5 630 }
WiredHome 3:17928786bdb5 631 } else {
WiredHome 10:9c8d2c6a3469 632 pc->printf("ERROR: queryString not found in (%s)\r\n", soRec);
WiredHome 3:17928786bdb5 633 }
WiredHome 3:17928786bdb5 634 advanceState = true;
WiredHome 3:17928786bdb5 635 buffer[0] = 0;
WiredHome 3:17928786bdb5 636
WiredHome 3:17928786bdb5 637 // This part parses the extra data on a POST method.
WiredHome 3:17928786bdb5 638 // Since there has to be a dynamic handler registered for this
WiredHome 3:17928786bdb5 639 // it would make sense to move some of this responsibility to
WiredHome 3:17928786bdb5 640 // that handler. It could then choose if it wanted to allocate
WiredHome 3:17928786bdb5 641 // the requested 'Content-Length' amount of memory.
WiredHome 3:17928786bdb5 642 // Should we check the 'Content-Type' to see if it is
WiredHome 3:17928786bdb5 643 // 'application/x-www-form-urlencoded'?
WiredHome 13:8975d7928678 644 int postBytes = atoi(GetHeaderValue("Content-Length"));
WiredHome 3:17928786bdb5 645 bool acceptIt = false;
WiredHome 3:17928786bdb5 646 if (strcmp(queryType, "POST") == 0 && postBytes > 0 ) {
WiredHome 3:17928786bdb5 647 if (postBytes) {
WiredHome 3:17928786bdb5 648 bool regHandled = false;
WiredHome 3:17928786bdb5 649 // Registered Dynamic Handler
WiredHome 3:17928786bdb5 650 // Callback and ask if they want to accept this data
WiredHome 3:17928786bdb5 651 for (int i=0; i<handlercount; i++) {
WiredHome 3:17928786bdb5 652 if (strcmp(handlers[i].path, queryString) == 0) {
WiredHome 13:8975d7928678 653 acceptIt = (*handlers[i].callback)(this, CONTENT_LENGTH_REQUEST, queryString, queryParams, queryParamCount);
WiredHome 3:17928786bdb5 654 regHandled = true;
WiredHome 3:17928786bdb5 655 break; // we only execute the first one
WiredHome 3:17928786bdb5 656 }
WiredHome 3:17928786bdb5 657 }
WiredHome 3:17928786bdb5 658
WiredHome 3:17928786bdb5 659 if (regHandled && acceptIt) {
WiredHome 3:17928786bdb5 660 // If so, we'll make space for it
WiredHome 8:262583f054f6 661 postQueryString = (char *)mymalloc(postBytes + 1);
WiredHome 3:17928786bdb5 662 if (postQueryString) {
WiredHome 3:17928786bdb5 663 char * offset;
WiredHome 3:17928786bdb5 664 int len;
WiredHome 3:17928786bdb5 665
WiredHome 3:17928786bdb5 666 dblCR += 4; // If we slurped up any of the POST,
WiredHome 3:17928786bdb5 667 while (*dblCR && *dblCR <= ' ')
WiredHome 3:17928786bdb5 668 dblCR++;
WiredHome 3:17928786bdb5 669 strcpy(postQueryString, dblCR); // copy that in and then get the rest
WiredHome 3:17928786bdb5 670 while ((len = strlen(postQueryString)) < postBytes) {
WiredHome 3:17928786bdb5 671 int n;
WiredHome 3:17928786bdb5 672 offset = postQueryString + len;
WiredHome 3:17928786bdb5 673 n = client.receive(offset, postBytes - len);
WiredHome 3:17928786bdb5 674 if (n >=0) {
WiredHome 3:17928786bdb5 675 offset[n] = '\0';
WiredHome 3:17928786bdb5 676 }
WiredHome 3:17928786bdb5 677 }
WiredHome 3:17928786bdb5 678 if (len >= 0) {
WiredHome 3:17928786bdb5 679 UnescapeString(postQueryString);
WiredHome 3:17928786bdb5 680 ParseParameters(postQueryString);
WiredHome 3:17928786bdb5 681 }
WiredHome 3:17928786bdb5 682 }
WiredHome 3:17928786bdb5 683 } else {
WiredHome 3:17928786bdb5 684 // Simply copy it to the bitbucket
WiredHome 3:17928786bdb5 685 int bytesToDump = postBytes;
WiredHome 8:262583f054f6 686 char * bitbucket = (char *)mymalloc(201);
WiredHome 3:17928786bdb5 687 dblCR += 4;
WiredHome 3:17928786bdb5 688 while (*dblCR && *dblCR <= ' ')
WiredHome 3:17928786bdb5 689 dblCR++;
WiredHome 3:17928786bdb5 690 bytesToDump -= strlen(dblCR);
WiredHome 3:17928786bdb5 691 while (bytesToDump > 0) {
WiredHome 3:17928786bdb5 692 int n = (bytesToDump > 200) ? 200 : bytesToDump;
WiredHome 3:17928786bdb5 693 n = client.receive(bitbucket, n);
WiredHome 3:17928786bdb5 694 bytesToDump -= n;
WiredHome 3:17928786bdb5 695 }
WiredHome 8:262583f054f6 696 myfree(bitbucket);
WiredHome 3:17928786bdb5 697 }
WiredHome 3:17928786bdb5 698 }
WiredHome 3:17928786bdb5 699 }
WiredHome 3:17928786bdb5 700 }
WiredHome 3:17928786bdb5 701 return advanceState;
WiredHome 3:17928786bdb5 702 }
WiredHome 3:17928786bdb5 703
WiredHome 14:19c5f6151319 704
WiredHome 13:8975d7928678 705 const char * HTTPServer::GetHeaderValue(const char * hdr)
WiredHome 13:8975d7928678 706 {
WiredHome 13:8975d7928678 707 int i;
WiredHome 13:8975d7928678 708
WiredHome 13:8975d7928678 709 for (i=0; i<headerParamCount; i++)
WiredHome 13:8975d7928678 710 {
WiredHome 13:8975d7928678 711 if (strcmp(hdr, headerParams[i].name) == 0)
WiredHome 13:8975d7928678 712 return headerParams[i].value;
WiredHome 13:8975d7928678 713 }
WiredHome 13:8975d7928678 714 return NULL;
WiredHome 13:8975d7928678 715 }
WiredHome 13:8975d7928678 716
WiredHome 12:109bf1558300 717
WiredHome 7:99ad7a67f05e 718 void HTTPServer::GetPerformanceData(SW_PerformanceData * p)
WiredHome 7:99ad7a67f05e 719 {
WiredHome 3:17928786bdb5 720 memcpy(p, &perfData, sizeof(perfData));
WiredHome 3:17928786bdb5 721 }
WiredHome 3:17928786bdb5 722
WiredHome 14:19c5f6151319 723
WiredHome 16:6ebacf2946d8 724 unsigned int HTTPServer::RecordPerformanceData(SW_PerformanceParam * param, unsigned int refTime)
WiredHome 7:99ad7a67f05e 725 {
WiredHome 16:6ebacf2946d8 726 unsigned int t_now = (unsigned int)PerformanceTimer.read_us();
WiredHome 3:17928786bdb5 727 param->TotalTime_us += (t_now - refTime);
WiredHome 3:17928786bdb5 728 param->Samples++;
WiredHome 3:17928786bdb5 729 if ((t_now - refTime) > param->MaxTime_us)
WiredHome 3:17928786bdb5 730 param->MaxTime_us = (t_now - refTime);
WiredHome 3:17928786bdb5 731 return t_now;
WiredHome 3:17928786bdb5 732 }
WiredHome 3:17928786bdb5 733
WiredHome 14:19c5f6151319 734
WiredHome 7:99ad7a67f05e 735 void HTTPServer::ResetPerformanceData()
WiredHome 7:99ad7a67f05e 736 {
WiredHome 3:17928786bdb5 737 memset(&perfData, 0, sizeof(perfData));
WiredHome 3:17928786bdb5 738 }
WiredHome 3:17928786bdb5 739
WiredHome 4:f34642902056 740