Seeed / Mbed 2 deprecated Arch_Max_SD_HTTP_Server

HTTP File Server using SD Card for Arch Max

Dependencies:   EthernetInterface SDFileSystem mbed-rtos mbed

Fork of HTTP_SDcard_file_server by Ivan Georgiev

main.cpp@0:fbb29d9ea96b, 2013-04-07 (annotated)

Committer:
azsymaivan
Date:
Sun Apr 07 11:23:03 2013 +0000
Revision:
0:fbb29d9ea96b
Child:
1:8150297e8849
HTTP Server, using SD card and EthernetInterface. This code work, but sometimes mbed frizing. Always frizing occurs when mbed sent information to HTTP client. Exactly when call function tcpip_apimsg(struct api_msg *apimsg) in file "tcpip.c".

Who changed what in which revision?

UserRevisionLine numberNew contents of line
azsymaivan 0:fbb29d9ea96b 1 #include "mbed.h"
azsymaivan 0:fbb29d9ea96b 2 #include "EthernetInterface.h"
azsymaivan 0:fbb29d9ea96b 3 #include "SDFileSystem.h"
azsymaivan 0:fbb29d9ea96b 4
azsymaivan 0:fbb29d9ea96b 5 #define EnDebugMSG false //true-> print debug message to PC USB terminal, false->not print
azsymaivan 0:fbb29d9ea96b 6 #include "filelib.h"
azsymaivan 0:fbb29d9ea96b 7
azsymaivan 0:fbb29d9ea96b 8 #define IP "192.168.100.100"
azsymaivan 0:fbb29d9ea96b 9 #define MASK "255.255.255.0"
azsymaivan 0:fbb29d9ea96b 10 #define GATEWAY "192.168.100.1"
azsymaivan 0:fbb29d9ea96b 11 #define PORT 80
azsymaivan 0:fbb29d9ea96b 12
azsymaivan 0:fbb29d9ea96b 13 Serial pc (USBTX,USBRX); // tx, rx
azsymaivan 0:fbb29d9ea96b 14 SDFileSystem sd(p5, p6, p7, p8, "wfs"); // the pinout on the mbed
azsymaivan 0:fbb29d9ea96b 15
azsymaivan 0:fbb29d9ea96b 16 char sMethod[7];
azsymaivan 0:fbb29d9ea96b 17 char sURL[250];
azsymaivan 0:fbb29d9ea96b 18 char sProtocol[8];
azsymaivan 0:fbb29d9ea96b 19
azsymaivan 0:fbb29d9ea96b 20 EthernetInterface eth;
azsymaivan 0:fbb29d9ea96b 21
azsymaivan 0:fbb29d9ea96b 22 TCPSocketServer svr;
azsymaivan 0:fbb29d9ea96b 23 bool serverIsListened = false;
azsymaivan 0:fbb29d9ea96b 24
azsymaivan 0:fbb29d9ea96b 25 TCPSocketConnection client;
azsymaivan 0:fbb29d9ea96b 26 bool clientIsConnected = false;
azsymaivan 0:fbb29d9ea96b 27
azsymaivan 0:fbb29d9ea96b 28 char sentBuffer[1608] = {}; // 2*536=1072, 3*536=1608, 4*536=2144 !1500
azsymaivan 0:fbb29d9ea96b 29 char line_response[256]= {0};
azsymaivan 0:fbb29d9ea96b 30 char file_path[256] = {0};
azsymaivan 0:fbb29d9ea96b 31
azsymaivan 0:fbb29d9ea96b 32 DigitalOut led1(LED1); //server listning status
azsymaivan 0:fbb29d9ea96b 33 DigitalOut led2(LED2); //socket connecting status
azsymaivan 0:fbb29d9ea96b 34
azsymaivan 0:fbb29d9ea96b 35 Ticker ledTick;
azsymaivan 0:fbb29d9ea96b 36
azsymaivan 0:fbb29d9ea96b 37 void ledTickfunc()
azsymaivan 0:fbb29d9ea96b 38 {
azsymaivan 0:fbb29d9ea96b 39 if(serverIsListened) {
azsymaivan 0:fbb29d9ea96b 40 led1 = !led1;
azsymaivan 0:fbb29d9ea96b 41 } else {
azsymaivan 0:fbb29d9ea96b 42 led1 = false;
azsymaivan 0:fbb29d9ea96b 43 }
azsymaivan 0:fbb29d9ea96b 44 }
azsymaivan 0:fbb29d9ea96b 45
azsymaivan 0:fbb29d9ea96b 46 void send_HTTP_header(char* protocol, int code, char* title, char* mime_type, long long lengthBody)
azsymaivan 0:fbb29d9ea96b 47 {
azsymaivan 0:fbb29d9ea96b 48 snprintf(line_response, sizeof(line_response),"%s %d %s\r\n", protocol, code, title );
azsymaivan 0:fbb29d9ea96b 49 snprintf(sentBuffer, sizeof(sentBuffer),"%s",line_response);
azsymaivan 0:fbb29d9ea96b 50
azsymaivan 0:fbb29d9ea96b 51 if ( mime_type != NULL ) {
azsymaivan 0:fbb29d9ea96b 52 snprintf(line_response, sizeof(line_response), "Content-Type: %s\r\n", mime_type );
azsymaivan 0:fbb29d9ea96b 53 snprintf(sentBuffer, sizeof(sentBuffer), "%s%s",sentBuffer,line_response); //append to sentBuffer
azsymaivan 0:fbb29d9ea96b 54 }
azsymaivan 0:fbb29d9ea96b 55 if ( lengthBody >= 0 ) {
azsymaivan 0:fbb29d9ea96b 56 snprintf(line_response, sizeof(line_response), "Content-Length: %lld\r\n", lengthBody );
azsymaivan 0:fbb29d9ea96b 57 snprintf(sentBuffer, sizeof(sentBuffer), "%s%s",sentBuffer,line_response); //append to sentBuffer
azsymaivan 0:fbb29d9ea96b 58 }
azsymaivan 0:fbb29d9ea96b 59 snprintf(line_response, sizeof(line_response), "Connection: close\r\n" );
azsymaivan 0:fbb29d9ea96b 60 snprintf(sentBuffer, sizeof(sentBuffer),"%s%s\r\n",sentBuffer,line_response); //append to sentBuffer
azsymaivan 0:fbb29d9ea96b 61
azsymaivan 0:fbb29d9ea96b 62 if (EnDebugMSG)
azsymaivan 0:fbb29d9ea96b 63 printf("\n-->sent Header--\n");
azsymaivan 0:fbb29d9ea96b 64
azsymaivan 0:fbb29d9ea96b 65 client.send_all(sentBuffer,strlen(sentBuffer));
azsymaivan 0:fbb29d9ea96b 66 if (EnDebugMSG) {
azsymaivan 0:fbb29d9ea96b 67 printf(sentBuffer);
azsymaivan 0:fbb29d9ea96b 68 printf("\n--end Header-- bytes:%d",strlen(sentBuffer));
azsymaivan 0:fbb29d9ea96b 69 }
azsymaivan 0:fbb29d9ea96b 70 Thread::wait(200); //200ms important for browser!
azsymaivan 0:fbb29d9ea96b 71 }
azsymaivan 0:fbb29d9ea96b 72
azsymaivan 0:fbb29d9ea96b 73 void send_HTML_line(char* line, unsigned int length_line)
azsymaivan 0:fbb29d9ea96b 74 {
azsymaivan 0:fbb29d9ea96b 75 client.send_all(line,length_line);
azsymaivan 0:fbb29d9ea96b 76 if (EnDebugMSG)
azsymaivan 0:fbb29d9ea96b 77 printf("\n-->send HTML line:\n%s ...Ok!",line);
azsymaivan 0:fbb29d9ea96b 78 Thread::wait(10);
azsymaivan 0:fbb29d9ea96b 79 }
azsymaivan 0:fbb29d9ea96b 80
azsymaivan 0:fbb29d9ea96b 81 void send_HTML_error( int status_code, char* title, char* body_text)
azsymaivan 0:fbb29d9ea96b 82 {
azsymaivan 0:fbb29d9ea96b 83 send_HTTP_header("HTTP/1.1", status_code, title, "text/html", -1);
azsymaivan 0:fbb29d9ea96b 84 if (EnDebugMSG)
azsymaivan 0:fbb29d9ea96b 85 printf("\n-->send_error...\n");
azsymaivan 0:fbb29d9ea96b 86 sentBuffer[0]=NULL; //clear buffer
azsymaivan 0:fbb29d9ea96b 87 sprintf(line_response, "<!DOCTYPE html>\r\n<html>\r\n<head>\r\n<title>%d %s</title>\r\n</head>\r\n", status_code, title);
azsymaivan 0:fbb29d9ea96b 88 snprintf(&(sentBuffer[strlen(sentBuffer)]),sizeof(sentBuffer),"%s",line_response); //append to buffer
azsymaivan 0:fbb29d9ea96b 89 sprintf(line_response, "<body><center><h2><center>%d %s</center></h2>\r\n",status_code, title );
azsymaivan 0:fbb29d9ea96b 90 snprintf(&(sentBuffer[strlen(sentBuffer)]),sizeof(sentBuffer),"%s",line_response); //append to buffer
azsymaivan 0:fbb29d9ea96b 91 sprintf(line_response, "%s\r\n", body_text );
azsymaivan 0:fbb29d9ea96b 92 snprintf(&(sentBuffer[strlen(sentBuffer)]),sizeof(sentBuffer),"%s",line_response); //append to buffer
azsymaivan 0:fbb29d9ea96b 93 sprintf(line_response, "<p>mbed HTTP File Server</p>\r\n</center></body></html>\r\n");
azsymaivan 0:fbb29d9ea96b 94 snprintf(&(sentBuffer[strlen(sentBuffer)]),sizeof(sentBuffer),"%s",line_response); //append to buffer
azsymaivan 0:fbb29d9ea96b 95 send_HTML_line(sentBuffer, strlen(sentBuffer));
azsymaivan 0:fbb29d9ea96b 96 }
azsymaivan 0:fbb29d9ea96b 97
azsymaivan 0:fbb29d9ea96b 98 int send_file(char *path_file)
azsymaivan 0:fbb29d9ea96b 99 {
azsymaivan 0:fbb29d9ea96b 100 char *mime_type = {0};
azsymaivan 0:fbb29d9ea96b 101 unsigned int bytes_for_send=0;
azsymaivan 0:fbb29d9ea96b 102 long long filesize, all_send_bytes = 0;
azsymaivan 0:fbb29d9ea96b 103
azsymaivan 0:fbb29d9ea96b 104 mime_type = get_mime_type( path_file );
azsymaivan 0:fbb29d9ea96b 105 snprintf(file_path, sizeof(file_path),"/wfs/%s",path_file);
azsymaivan 0:fbb29d9ea96b 106 if (EnDebugMSG) {
azsymaivan 0:fbb29d9ea96b 107 printf("\n-->from send_file:%s",file_path);
azsymaivan 0:fbb29d9ea96b 108 printf("\n-->from send_file mime type:%s",mime_type);
azsymaivan 0:fbb29d9ea96b 109 }
azsymaivan 0:fbb29d9ea96b 110
azsymaivan 0:fbb29d9ea96b 111 if (Mystat(path_file, &myStatBuf)) { //fault with file
azsymaivan 0:fbb29d9ea96b 112 send_HTML_error( 403, "Forbidden", "403 - File access forbidden.");
azsymaivan 0:fbb29d9ea96b 113 return 403;
azsymaivan 0:fbb29d9ea96b 114 }
azsymaivan 0:fbb29d9ea96b 115 FILE* fp = NULL;
azsymaivan 0:fbb29d9ea96b 116 fp = fopen(file_path,"r");
azsymaivan 0:fbb29d9ea96b 117 if (fp==NULL ) {
azsymaivan 0:fbb29d9ea96b 118 send_HTML_error( 403, "Forbidden", "403 - File access forbidden.");
azsymaivan 0:fbb29d9ea96b 119 return 403;
azsymaivan 0:fbb29d9ea96b 120 }
azsymaivan 0:fbb29d9ea96b 121
azsymaivan 0:fbb29d9ea96b 122 filesize = myStatBuf.st_size;
azsymaivan 0:fbb29d9ea96b 123 send_HTTP_header("HTTP/1.1", 200, "Ok", mime_type, myStatBuf.st_size);
azsymaivan 0:fbb29d9ea96b 124 //binary send
azsymaivan 0:fbb29d9ea96b 125 all_send_bytes=0;
azsymaivan 0:fbb29d9ea96b 126 while(filesize) { //check for EOF !feof(fp)
azsymaivan 0:fbb29d9ea96b 127 bytes_for_send = filesize;
azsymaivan 0:fbb29d9ea96b 128 if (bytes_for_send > sizeof(sentBuffer)) {
azsymaivan 0:fbb29d9ea96b 129 bytes_for_send = sizeof(sentBuffer);
azsymaivan 0:fbb29d9ea96b 130 }
azsymaivan 0:fbb29d9ea96b 131 fread (sentBuffer,1,bytes_for_send,fp);
azsymaivan 0:fbb29d9ea96b 132 filesize -= bytes_for_send;
azsymaivan 0:fbb29d9ea96b 133 if (EnDebugMSG)
azsymaivan 0:fbb29d9ea96b 134 printf("\n---bytes_for_send...%d",bytes_for_send);
azsymaivan 0:fbb29d9ea96b 135 client.send_all(sentBuffer,bytes_for_send);
azsymaivan 0:fbb29d9ea96b 136 //Thread::wait(10);
azsymaivan 0:fbb29d9ea96b 137 all_send_bytes += bytes_for_send;
azsymaivan 0:fbb29d9ea96b 138 }
azsymaivan 0:fbb29d9ea96b 139 if (EnDebugMSG)
azsymaivan 0:fbb29d9ea96b 140 printf("\n---buffer fill end - all ...%lld", all_send_bytes);
azsymaivan 0:fbb29d9ea96b 141 //binary send
azsymaivan 0:fbb29d9ea96b 142
azsymaivan 0:fbb29d9ea96b 143 sprintf(line_response, "\r\n");
azsymaivan 0:fbb29d9ea96b 144 client.send_all(line_response,strlen(line_response));
azsymaivan 0:fbb29d9ea96b 145 if ( fp != NULL )
azsymaivan 0:fbb29d9ea96b 146 fclose(fp);
azsymaivan 0:fbb29d9ea96b 147 //Thread::wait(10);
azsymaivan 0:fbb29d9ea96b 148 return 0;
azsymaivan 0:fbb29d9ea96b 149 }
azsymaivan 0:fbb29d9ea96b 150
azsymaivan 0:fbb29d9ea96b 151 int send_directory(char *path)
azsymaivan 0:fbb29d9ea96b 152 {
azsymaivan 0:fbb29d9ea96b 153 char process_name[64]= {0};
azsymaivan 0:fbb29d9ea96b 154
azsymaivan 0:fbb29d9ea96b 155 char posOfLastSlash;
azsymaivan 0:fbb29d9ea96b 156 char *pLS;
azsymaivan 0:fbb29d9ea96b 157
azsymaivan 0:fbb29d9ea96b 158 struct dirent *p;
azsymaivan 0:fbb29d9ea96b 159 struct sMystat sb;
azsymaivan 0:fbb29d9ea96b 160 struct tm *timeinfo;
azsymaivan 0:fbb29d9ea96b 161 char timeBuf[40];
azsymaivan 0:fbb29d9ea96b 162
azsymaivan 0:fbb29d9ea96b 163 if (EnDebugMSG)
azsymaivan 0:fbb29d9ea96b 164 printf("\n-->from send_directory:%s",path);
azsymaivan 0:fbb29d9ea96b 165 snprintf(file_path,sizeof(file_path),"/wfs%s",path);
azsymaivan 0:fbb29d9ea96b 166 DIR *d = opendir(file_path);
azsymaivan 0:fbb29d9ea96b 167 if (EnDebugMSG && d!=NULL)
azsymaivan 0:fbb29d9ea96b 168 printf("\n-->from send_directory:%s ...open OK",file_path);
azsymaivan 0:fbb29d9ea96b 169 if (d==NULL) { //error open dir
azsymaivan 0:fbb29d9ea96b 170 send_HTML_error( 403, "Forbidden", "403 - Directory access forbidden.");
azsymaivan 0:fbb29d9ea96b 171 return -1;
azsymaivan 0:fbb29d9ea96b 172 }
azsymaivan 0:fbb29d9ea96b 173 send_HTTP_header("HTTP/1.1", 200, "Ok",NULL, -1);
azsymaivan 0:fbb29d9ea96b 174 sentBuffer[0]=NULL;
azsymaivan 0:fbb29d9ea96b 175 sprintf(line_response,"<!DOCTYPE html>\r\n<html>\n<head><title>Index of %s</title>\n",path);
azsymaivan 0:fbb29d9ea96b 176 snprintf(&(sentBuffer[strlen(sentBuffer)]),sizeof(sentBuffer),"%s",line_response); //append to buffer
azsymaivan 0:fbb29d9ea96b 177
azsymaivan 0:fbb29d9ea96b 178 sprintf(line_response,"<meta content=\"text/html; charset=iso-8859-1\" http-equiv=\"Content-Type\"></head>\n");
azsymaivan 0:fbb29d9ea96b 179 snprintf(&(sentBuffer[strlen(sentBuffer)]),sizeof(sentBuffer),"%s",line_response); //append to buffer
azsymaivan 0:fbb29d9ea96b 180
azsymaivan 0:fbb29d9ea96b 181
azsymaivan 0:fbb29d9ea96b 182 sprintf(line_response,"<body><center>\n<h3>Index of %s</h3>\n", path);
azsymaivan 0:fbb29d9ea96b 183 snprintf(&(sentBuffer[strlen(sentBuffer)]),sizeof(sentBuffer),"%s",line_response); //append to buffer
azsymaivan 0:fbb29d9ea96b 184 send_HTML_line(sentBuffer, strlen(sentBuffer));
azsymaivan 0:fbb29d9ea96b 185 //begin table
azsymaivan 0:fbb29d9ea96b 186 sentBuffer[0]=NULL; //clear buffer
azsymaivan 0:fbb29d9ea96b 187 sprintf(line_response,"<table border=\"0\">\n");
azsymaivan 0:fbb29d9ea96b 188 snprintf(&(sentBuffer[strlen(sentBuffer)]),sizeof(sentBuffer),"%s",line_response); //append to buffer
azsymaivan 0:fbb29d9ea96b 189 sprintf(line_response,"<tr><th align=\"left\" width=\"200\">Name</th><th align=\"right\" width=\"100\">Size(bytes)</th><th align=\"right\" width=\"200\">Date/Time</th></tr>\n");
azsymaivan 0:fbb29d9ea96b 190 snprintf(&(sentBuffer[strlen(sentBuffer)]),sizeof(sentBuffer),"%s",line_response); //append to buffer
azsymaivan 0:fbb29d9ea96b 191 //begin table
azsymaivan 0:fbb29d9ea96b 192
azsymaivan 0:fbb29d9ea96b 193 pLS=strrchr(path,'/');
azsymaivan 0:fbb29d9ea96b 194 posOfLastSlash=pLS-path+1;
azsymaivan 0:fbb29d9ea96b 195 if (EnDebugMSG)
azsymaivan 0:fbb29d9ea96b 196 printf("\r\n>>posOfLastSlash=%d",posOfLastSlash);
azsymaivan 0:fbb29d9ea96b 197 snprintf(process_name,posOfLastSlash+1,"%s",path);
azsymaivan 0:fbb29d9ea96b 198 if (EnDebugMSG)
azsymaivan 0:fbb29d9ea96b 199 printf("\r\n>>process_name=%s",process_name);
azsymaivan 0:fbb29d9ea96b 200 sprintf(line_response,"<tr><td align=\"left\"><a href=\"%s\">../</a></td></tr>\n",process_name);
azsymaivan 0:fbb29d9ea96b 201 snprintf(&(sentBuffer[strlen(sentBuffer)]),sizeof(sentBuffer),"%s",line_response); //append to buffer
azsymaivan 0:fbb29d9ea96b 202 while((p = readdir(d)) != NULL) {
azsymaivan 0:fbb29d9ea96b 203 if (EnDebugMSG)
azsymaivan 0:fbb29d9ea96b 204 printf("\n :%s",p->d_name);
azsymaivan 0:fbb29d9ea96b 205 sprintf(file_path,"%s/%s",path,p->d_name);
azsymaivan 0:fbb29d9ea96b 206 Mystat( file_path, &sb );
azsymaivan 0:fbb29d9ea96b 207 if (get_dirInfo(file_path)==0 ) { //this is directory path
azsymaivan 0:fbb29d9ea96b 208 if (EnDebugMSG)
azsymaivan 0:fbb29d9ea96b 209 printf("\nDIR");
azsymaivan 0:fbb29d9ea96b 210 sprintf(line_response, "<tr><td align=\"left\"><a href=\"%s\">%s</a><br></td></tr>\n",file_path,p->d_name);
azsymaivan 0:fbb29d9ea96b 211 if (strlen(line_response)>(sizeof(sentBuffer)-strlen(sentBuffer))) { //buffer must be sent
azsymaivan 0:fbb29d9ea96b 212 send_HTML_line(sentBuffer, strlen(sentBuffer));
azsymaivan 0:fbb29d9ea96b 213 sentBuffer[0]=NULL; //clear buffer
azsymaivan 0:fbb29d9ea96b 214 }
azsymaivan 0:fbb29d9ea96b 215 snprintf(&(sentBuffer[strlen(sentBuffer)]),sizeof(sentBuffer),"%s",line_response); //append to buffer
azsymaivan 0:fbb29d9ea96b 216
azsymaivan 0:fbb29d9ea96b 217 } else { //this is file
azsymaivan 0:fbb29d9ea96b 218 if (EnDebugMSG)
azsymaivan 0:fbb29d9ea96b 219 printf("\nFILE");
azsymaivan 0:fbb29d9ea96b 220 timeinfo = localtime (&sb.st_mtime);
azsymaivan 0:fbb29d9ea96b 221 //strftime(timeBuf,40, "%I:%M:%S %p (%Y/%m/%d)\r\n", localtime(&sb.st_mtime));
azsymaivan 0:fbb29d9ea96b 222 strftime(timeBuf, 40, "%c", timeinfo);
azsymaivan 0:fbb29d9ea96b 223 sprintf(line_response, "<tr><td align=\"left\"><a href=\"%s\">%s</a></td><td align=\"right\">%lld</td><td align=\"right\">%s</td></tr>\n", file_path, p->d_name,(long long) sb.st_size,timeBuf); // asctime(timeinfo) );
azsymaivan 0:fbb29d9ea96b 224
azsymaivan 0:fbb29d9ea96b 225 if (strlen(line_response)>(sizeof(sentBuffer)-strlen(sentBuffer))) { //buffer must be sent
azsymaivan 0:fbb29d9ea96b 226 send_HTML_line(sentBuffer, strlen(sentBuffer));
azsymaivan 0:fbb29d9ea96b 227 sentBuffer[0]=NULL; //clear buffer
azsymaivan 0:fbb29d9ea96b 228 }
azsymaivan 0:fbb29d9ea96b 229 snprintf(&(sentBuffer[strlen(sentBuffer)]),sizeof(sentBuffer),"%s",line_response); //append to buffer
azsymaivan 0:fbb29d9ea96b 230 }
azsymaivan 0:fbb29d9ea96b 231 }
azsymaivan 0:fbb29d9ea96b 232 send_HTML_line(sentBuffer, strlen(sentBuffer));
azsymaivan 0:fbb29d9ea96b 233 closedir(d);
azsymaivan 0:fbb29d9ea96b 234
azsymaivan 0:fbb29d9ea96b 235 sprintf(line_response, "</table>\n<br><h4>mbed HTTP File Server</h4>\n</center></body></html>\n");
azsymaivan 0:fbb29d9ea96b 236 send_HTML_line(line_response, strlen(line_response));
azsymaivan 0:fbb29d9ea96b 237
azsymaivan 0:fbb29d9ea96b 238 return 0;
azsymaivan 0:fbb29d9ea96b 239 }
azsymaivan 0:fbb29d9ea96b 240
azsymaivan 0:fbb29d9ea96b 241 void parseHTTPRequest(char* buffer)
azsymaivan 0:fbb29d9ea96b 242 {
azsymaivan 0:fbb29d9ea96b 243 char spacePos;
azsymaivan 0:fbb29d9ea96b 244 char *tmpBuffer;
azsymaivan 0:fbb29d9ea96b 245 spacePos = strcspn(buffer, " ") + 1; //position of first space character
azsymaivan 0:fbb29d9ea96b 246 snprintf(sMethod, spacePos,"%s", buffer);
azsymaivan 0:fbb29d9ea96b 247
azsymaivan 0:fbb29d9ea96b 248 //get Protocol
azsymaivan 0:fbb29d9ea96b 249 tmpBuffer=&(buffer[spacePos]); //move pointer to buffer (delete Method)
azsymaivan 0:fbb29d9ea96b 250 spacePos = strcspn(tmpBuffer, "\r\n") + 1;
azsymaivan 0:fbb29d9ea96b 251 tmpBuffer[spacePos]='\0'; //set end of string ...cut
azsymaivan 0:fbb29d9ea96b 252 sprintf(sProtocol, "%s", strrchr(tmpBuffer,' ')); //get string after last (space )
azsymaivan 0:fbb29d9ea96b 253 printf("\r\nsProtocol:%s", tmpBuffer);
azsymaivan 0:fbb29d9ea96b 254 buffer = &(sProtocol[1]); //cut first character (space)
azsymaivan 0:fbb29d9ea96b 255 sprintf(sProtocol, "%s", buffer);
azsymaivan 0:fbb29d9ea96b 256
azsymaivan 0:fbb29d9ea96b 257 //get URL
azsymaivan 0:fbb29d9ea96b 258 snprintf(sURL,strlen(tmpBuffer)-strlen(sProtocol),"%s\r\n", tmpBuffer); //URL is between Method and Protocol
azsymaivan 0:fbb29d9ea96b 259
azsymaivan 0:fbb29d9ea96b 260 printf("\nParse Method:%s",sMethod);
azsymaivan 0:fbb29d9ea96b 261 printf("\nParse URL:%s",sURL);
azsymaivan 0:fbb29d9ea96b 262 printf("\nParse PROTOCOL:%s",sProtocol);
azsymaivan 0:fbb29d9ea96b 263 printf("\n\r\n");
azsymaivan 0:fbb29d9ea96b 264 }
azsymaivan 0:fbb29d9ea96b 265
azsymaivan 0:fbb29d9ea96b 266 int processHTTP(char* sMethod, char* sURL, char* sProtocol)
azsymaivan 0:fbb29d9ea96b 267 {
azsymaivan 0:fbb29d9ea96b 268 int gdi, gfi; //status of get_dir_info(xxx), and get_file_info(xxx)
azsymaivan 0:fbb29d9ea96b 269
azsymaivan 0:fbb29d9ea96b 270 if (strcmp(sMethod,"GET")!=0) {
azsymaivan 0:fbb29d9ea96b 271 send_HTML_error( 501, "501 Not Implemented", "501 - The server either does not recognize the request method");
azsymaivan 0:fbb29d9ea96b 272 return 501;
azsymaivan 0:fbb29d9ea96b 273 }
azsymaivan 0:fbb29d9ea96b 274 if (sURL[0]!= '/') {
azsymaivan 0:fbb29d9ea96b 275 send_HTML_error( 400, "Bad Request", "400 - The request cannot be fulfilled due to bad syntax.");
azsymaivan 0:fbb29d9ea96b 276 return 400;
azsymaivan 0:fbb29d9ea96b 277 }
azsymaivan 0:fbb29d9ea96b 278 if (sURL[strlen(sURL)-1]=='/') {
azsymaivan 0:fbb29d9ea96b 279 sURL[strlen(sURL)-1]=sURL[strlen(sURL)]; //delete last symbol
azsymaivan 0:fbb29d9ea96b 280 if (EnDebugMSG)
azsymaivan 0:fbb29d9ea96b 281 printf("\n delete last:%s",sURL);
azsymaivan 0:fbb29d9ea96b 282 }
azsymaivan 0:fbb29d9ea96b 283 gdi= get_dirInfo(sURL);
azsymaivan 0:fbb29d9ea96b 284 gfi= get_fileInfo(sURL);
azsymaivan 0:fbb29d9ea96b 285 if (gfi!=0) { //!=0 file not found
azsymaivan 0:fbb29d9ea96b 286 if (gdi==0) { //0-ok this is directory
azsymaivan 0:fbb29d9ea96b 287 return send_directory(sURL);
azsymaivan 0:fbb29d9ea96b 288 }
azsymaivan 0:fbb29d9ea96b 289 if (EnDebugMSG)
azsymaivan 0:fbb29d9ea96b 290 printf("\n404-br File not found or...(Fresult is:%d)",gfi);
azsymaivan 0:fbb29d9ea96b 291 send_HTML_error( 404, "Not Found","404 - The requested resource could not be found.");
azsymaivan 0:fbb29d9ea96b 292 return 404;
azsymaivan 0:fbb29d9ea96b 293 } else { //==0 found
azsymaivan 0:fbb29d9ea96b 294 if (gdi==0) //0-ok this is directory
azsymaivan 0:fbb29d9ea96b 295 return send_directory(sURL);
azsymaivan 0:fbb29d9ea96b 296 else
azsymaivan 0:fbb29d9ea96b 297 return send_file(sURL);
azsymaivan 0:fbb29d9ea96b 298 }
azsymaivan 0:fbb29d9ea96b 299 }
azsymaivan 0:fbb29d9ea96b 300
azsymaivan 0:fbb29d9ea96b 301 int main()
azsymaivan 0:fbb29d9ea96b 302 {
azsymaivan 0:fbb29d9ea96b 303
azsymaivan 0:fbb29d9ea96b 304
azsymaivan 0:fbb29d9ea96b 305 ledTick.attach(&ledTickfunc,0.5);
azsymaivan 0:fbb29d9ea96b 306 //ledTick.detach();
azsymaivan 0:fbb29d9ea96b 307 //setup ethernet interface
azsymaivan 0:fbb29d9ea96b 308 //eth.init(); //Use DHCP
azsymaivan 0:fbb29d9ea96b 309 eth.init(IP,MASK,GATEWAY); //IP,mask,Gateway
azsymaivan 0:fbb29d9ea96b 310 eth.connect();
azsymaivan 0:fbb29d9ea96b 311 printf("IP Address is %s\n\r", eth.getIPAddress());
azsymaivan 0:fbb29d9ea96b 312
azsymaivan 0:fbb29d9ea96b 313 //setup tcp socket
azsymaivan 0:fbb29d9ea96b 314 if(svr.bind(PORT)< 0) {
azsymaivan 0:fbb29d9ea96b 315 printf("tcp server bind failed.\n\r");
azsymaivan 0:fbb29d9ea96b 316 return -1;
azsymaivan 0:fbb29d9ea96b 317 } else {
azsymaivan 0:fbb29d9ea96b 318 printf("tcp server bind successed.\n\r");
azsymaivan 0:fbb29d9ea96b 319 serverIsListened = true;
azsymaivan 0:fbb29d9ea96b 320 }
azsymaivan 0:fbb29d9ea96b 321
azsymaivan 0:fbb29d9ea96b 322 if(svr.listen(1) < 0) {
azsymaivan 0:fbb29d9ea96b 323 printf("tcp server listen failed.\n\r");
azsymaivan 0:fbb29d9ea96b 324 return -1;
azsymaivan 0:fbb29d9ea96b 325 } else {
azsymaivan 0:fbb29d9ea96b 326 printf("tcp server is listening...\n\r");
azsymaivan 0:fbb29d9ea96b 327 }
azsymaivan 0:fbb29d9ea96b 328
azsymaivan 0:fbb29d9ea96b 329 //listening for http GET request
azsymaivan 0:fbb29d9ea96b 330 while (serverIsListened) {
azsymaivan 0:fbb29d9ea96b 331 //blocking mode(never timeout)
azsymaivan 0:fbb29d9ea96b 332 if(svr.accept(client)<0) {
azsymaivan 0:fbb29d9ea96b 333 printf("failed to accept connection.\n\r");
azsymaivan 0:fbb29d9ea96b 334 } else {
azsymaivan 0:fbb29d9ea96b 335 //client.set_blocking(false,5000); //5000=5sec
azsymaivan 0:fbb29d9ea96b 336 printf("connection success!\n\rIP: %s\n\r",client.get_address());
azsymaivan 0:fbb29d9ea96b 337 clientIsConnected = true;
azsymaivan 0:fbb29d9ea96b 338 led2 = true;
azsymaivan 0:fbb29d9ea96b 339 while(clientIsConnected) {
azsymaivan 0:fbb29d9ea96b 340 char buffer[1024] = {};
azsymaivan 0:fbb29d9ea96b 341 switch(client.receive(buffer, 1023)) {
azsymaivan 0:fbb29d9ea96b 342 case 0:
azsymaivan 0:fbb29d9ea96b 343 printf("recieved buffer is empty.\n\r");
azsymaivan 0:fbb29d9ea96b 344 clientIsConnected = false;
azsymaivan 0:fbb29d9ea96b 345 break;
azsymaivan 0:fbb29d9ea96b 346 case -1:
azsymaivan 0:fbb29d9ea96b 347 printf("failed to read data from client.\n\r");
azsymaivan 0:fbb29d9ea96b 348 clientIsConnected = false;
azsymaivan 0:fbb29d9ea96b 349 break;
azsymaivan 0:fbb29d9ea96b 350 default:
azsymaivan 0:fbb29d9ea96b 351 printf("Recieved Data: %d\n\r\n\r%.*s\n\r",strlen(buffer),strlen(buffer),buffer);
azsymaivan 0:fbb29d9ea96b 352 parseHTTPRequest(buffer);
azsymaivan 0:fbb29d9ea96b 353 //if(buffer[0] == 'G' && buffer[1] == 'E' && buffer[2] == 'T' ) {
azsymaivan 0:fbb29d9ea96b 354 if (strcmp(sMethod, "GET" ) == 0 ) {
azsymaivan 0:fbb29d9ea96b 355 printf("GET request incomming.\n\r");
azsymaivan 0:fbb29d9ea96b 356 processHTTP(sMethod, sURL, sProtocol);
azsymaivan 0:fbb29d9ea96b 357 clientIsConnected = false;
azsymaivan 0:fbb29d9ea96b 358 }//if get
azsymaivan 0:fbb29d9ea96b 359 break;
azsymaivan 0:fbb29d9ea96b 360 } //switch
azsymaivan 0:fbb29d9ea96b 361 //ledTick.attach(&ledTickfunc,0.5);
azsymaivan 0:fbb29d9ea96b 362 }//while
azsymaivan 0:fbb29d9ea96b 363 printf("close connection.\n\rHTTP server is listening...\n\r\n");
azsymaivan 0:fbb29d9ea96b 364 client.close();
azsymaivan 0:fbb29d9ea96b 365 Thread::wait(50);
azsymaivan 0:fbb29d9ea96b 366 led2 = false;
azsymaivan 0:fbb29d9ea96b 367 }
azsymaivan 0:fbb29d9ea96b 368 }
azsymaivan 0:fbb29d9ea96b 369
azsymaivan 0:fbb29d9ea96b 370 }