IOP / Mbed 2 deprecated Camera_C328_HTTP_SDcard_file_server_WIZwiki-W7500

this camera C328 http sdcard file server example is for academy

Dependencies:   CameraC328 SDFileSystem WIZnetInterface mbed

Insert below jpg file in your SDcard to take a picture in Web Server /media/uploads/IOP/take_a_picture.zip

main.cpp@3:e6025c5b25e4, 2015-08-11 (annotated)

Committer:
IOP
Date:
Tue Aug 11 05:36:28 2015 +0000
Revision:
3:e6025c5b25e4
Parent:
2:4dfa60f33178 
take picture function organization

Who changed what in which revision?

UserRevisionLine numberNew contents of line
IOP 0:0a851a60b7a6 1 #include "mbed.h"
IOP 0:0a851a60b7a6 2 #include "EthernetInterface.h"
IOP 0:0a851a60b7a6 3 #include "SDFileSystem.h"
IOP 0:0a851a60b7a6 4 #include "CameraC328.h"
IOP 0:0a851a60b7a6 5
IOP 0:0a851a60b7a6 6 #define EnDebugMSG false //true-> print debug message to PC USB terminal, false->not print
IOP 0:0a851a60b7a6 7 #include "filelib.h"
IOP 0:0a851a60b7a6 8
IOP 1:a878f7545221 9 /*
IOP 1:a878f7545221 10 * Set IP
IOP 1:a878f7545221 11 */
IOP 0:0a851a60b7a6 12 #define IP "192.168.240.100"
IOP 0:0a851a60b7a6 13 #define MASK "255.255.255.0"
IOP 0:0a851a60b7a6 14 #define GATEWAY "192.168.240.1"
IOP 2:4dfa60f33178 15 #define PORT 80
IOP 0:0a851a60b7a6 16
IOP 0:0a851a60b7a6 17 Serial pc (USBTX,USBRX); // tx, rx
IOP 0:0a851a60b7a6 18 SDFileSystem sd(PB_3, PB_2, PB_1, PB_0, "wfs"); // the pinout on the mbed
IOP 1:a878f7545221 19 CameraC328 camera(PA_13, PA_14, CameraC328::Baud115200); // camera pin set
IOP 0:0a851a60b7a6 20
IOP 0:0a851a60b7a6 21 char sMethod[7];
IOP 0:0a851a60b7a6 22 char sURL[250];
IOP 0:0a851a60b7a6 23 char sProtocol[8];
IOP 0:0a851a60b7a6 24
IOP 1:a878f7545221 25 /*
IOP 1:a878f7545221 26 * Camera C328 define
IOP 1:a878f7545221 27 */
IOP 0:0a851a60b7a6 28 #define USE_JPEG_HIGH_RESOLUTION 1
IOP 0:0a851a60b7a6 29
IOP 0:0a851a60b7a6 30 int take_picture = 0;
IOP 0:0a851a60b7a6 31
IOP 0:0a851a60b7a6 32 /*
IOP 1:a878f7545221 33 * Camera C328 Variables.
IOP 0:0a851a60b7a6 34 */
IOP 0:0a851a60b7a6 35 static const int CAPTURE_FRAMES = 2;
IOP 0:0a851a60b7a6 36 static FILE *fp_jpeg;
IOP 0:0a851a60b7a6 37
IOP 0:0a851a60b7a6 38 /**
IOP 0:0a851a60b7a6 39 * A callback function for jpeg images.
IOP 0:0a851a60b7a6 40 * You can block this function until saving the image datas.
IOP 0:0a851a60b7a6 41 *
IOP 0:0a851a60b7a6 42 * @param buf A pointer to the image buffer.
IOP 0:0a851a60b7a6 43 * @param siz A size of the image buffer.
IOP 0:0a851a60b7a6 44 */
IOP 0:0a851a60b7a6 45 void jpeg_callback(char *buf, size_t siz) {
IOP 0:0a851a60b7a6 46 for (int i = 0; i < (int)siz; i++) {
IOP 0:0a851a60b7a6 47 fprintf(fp_jpeg, "%c", buf[i]);
IOP 0:0a851a60b7a6 48 }
IOP 0:0a851a60b7a6 49 }
IOP 0:0a851a60b7a6 50
IOP 0:0a851a60b7a6 51 /**
IOP 1:a878f7545221 52 * Camera C328 Synchronizing.
IOP 0:0a851a60b7a6 53 */
IOP 0:0a851a60b7a6 54 void sync(void) {
IOP 0:0a851a60b7a6 55 CameraC328::ErrorNumber err = CameraC328::NoError;
IOP 0:0a851a60b7a6 56
IOP 0:0a851a60b7a6 57 err = camera.sync();
IOP 0:0a851a60b7a6 58 if (CameraC328::NoError == err) {
IOP 2:4dfa60f33178 59 printf("[Camera Initializing..]\r\n");
IOP 1:a878f7545221 60 printf("[ OK ] : CameraC328::sync\r\n");
IOP 0:0a851a60b7a6 61 } else {
IOP 2:4dfa60f33178 62 printf("[Camera Initializing..]\r\n");
IOP 1:a878f7545221 63 printf("[FAIL] : CameraC328::sync (Error=%02X)\r\n", (int)err);
IOP 0:0a851a60b7a6 64 }
IOP 0:0a851a60b7a6 65 }
IOP 0:0a851a60b7a6 66
IOP 0:0a851a60b7a6 67 /**
IOP 1:a878f7545221 68 * Camera C328 function for jpeg snapshot picture.
IOP 0:0a851a60b7a6 69 */
IOP 0:0a851a60b7a6 70 void test_jpeg_snapshot_picture(void) {
IOP 0:0a851a60b7a6 71 CameraC328::ErrorNumber err = CameraC328::NoError;
IOP 0:0a851a60b7a6 72
IOP 0:0a851a60b7a6 73 #if USE_JPEG_HIGH_RESOLUTION
IOP 0:0a851a60b7a6 74 err = camera.init(CameraC328::Jpeg, CameraC328::RawResolution80x60, CameraC328::JpegResolution640x480);
IOP 0:0a851a60b7a6 75 #else
IOP 0:0a851a60b7a6 76 err = camera.init(CameraC328::Jpeg, CameraC328::RawResolution80x60, CameraC328::JpegResolution320x240);
IOP 0:0a851a60b7a6 77 #endif
IOP 0:0a851a60b7a6 78 if (CameraC328::NoError == err) {
IOP 1:a878f7545221 79 printf("[ OK ] : CameraC328::init\r\n");
IOP 2:4dfa60f33178 80 printf("\r\n[Start taking a picture]\r\n");
IOP 0:0a851a60b7a6 81 } else {
IOP 1:a878f7545221 82 printf("[FAIL] : CameraC328::init (Error=%02X)\r\n", (int)err);
IOP 2:4dfa60f33178 83 }
IOP 0:0a851a60b7a6 84 for (int i = 0; i < CAPTURE_FRAMES; i++) {
IOP 0:0a851a60b7a6 85 char fname[64];
IOP 3:e6025c5b25e4 86 snprintf(fname, sizeof(fname), "/wfs/jpegSnapshot%02d.jpg",i);
IOP 0:0a851a60b7a6 87 fp_jpeg = fopen(fname, "w");
IOP 0:0a851a60b7a6 88
IOP 2:4dfa60f33178 89 err = camera.getJpegSnapshotPicture(jpeg_callback); // call the snapshot function
IOP 2:4dfa60f33178 90
IOP 0:0a851a60b7a6 91 if (CameraC328::NoError == err) {
IOP 2:4dfa60f33178 92 printf("[ OK ] : CameraC328::getJpegSnapshotPicture[%d]\r\n",i);
IOP 0:0a851a60b7a6 93 } else {
IOP 2:4dfa60f33178 94 printf("[FAIL] : CameraC328::getJpegSnapshotPicture[%d] (Error=%02X)\r\n",i, (int)err);
IOP 2:4dfa60f33178 95 }
IOP 0:0a851a60b7a6 96 fclose(fp_jpeg);
IOP 0:0a851a60b7a6 97 }
IOP 0:0a851a60b7a6 98 }
IOP 1:a878f7545221 99
IOP 0:0a851a60b7a6 100
IOP 0:0a851a60b7a6 101 EthernetInterface eth;
IOP 0:0a851a60b7a6 102
IOP 0:0a851a60b7a6 103 TCPSocketServer svr;
IOP 0:0a851a60b7a6 104 bool serverIsListened = false;
IOP 0:0a851a60b7a6 105
IOP 0:0a851a60b7a6 106 TCPSocketConnection client;
IOP 0:0a851a60b7a6 107 bool clientIsConnected = false;
IOP 0:0a851a60b7a6 108
IOP 0:0a851a60b7a6 109 char sentBuffer[1608] = {}; // 2*536=1072, 3*536=1608, 4*536=2144 !1500
IOP 0:0a851a60b7a6 110 char line_response[256]= {0};
IOP 0:0a851a60b7a6 111 char file_path[256] = {0};
IOP 0:0a851a60b7a6 112
IOP 0:0a851a60b7a6 113 DigitalOut led1(LED1); //server listning status
IOP 0:0a851a60b7a6 114 DigitalOut led2(LED2); //socket connecting status
IOP 0:0a851a60b7a6 115
IOP 0:0a851a60b7a6 116 Ticker ledTick;
IOP 0:0a851a60b7a6 117
IOP 0:0a851a60b7a6 118 void ledTickfunc()
IOP 0:0a851a60b7a6 119 {
IOP 0:0a851a60b7a6 120 if(serverIsListened) {
IOP 0:0a851a60b7a6 121 led1 = !led1;
IOP 0:0a851a60b7a6 122 } else {
IOP 0:0a851a60b7a6 123 led1 = false;
IOP 0:0a851a60b7a6 124 }
IOP 0:0a851a60b7a6 125 }
IOP 0:0a851a60b7a6 126
IOP 0:0a851a60b7a6 127 void send_HTTP_header(char* protocol, int code, char* title, char* mime_type, long long lengthBody)
IOP 0:0a851a60b7a6 128 {
IOP 0:0a851a60b7a6 129 snprintf(line_response, sizeof(line_response),"%s %d %s\r\n", protocol, code, title );
IOP 0:0a851a60b7a6 130 snprintf(sentBuffer, sizeof(sentBuffer),"%s",line_response);
IOP 0:0a851a60b7a6 131
IOP 0:0a851a60b7a6 132 if ( mime_type != NULL ) {
IOP 0:0a851a60b7a6 133 snprintf(line_response, sizeof(line_response), "Content-Type: %s\r\n", mime_type );
IOP 0:0a851a60b7a6 134 snprintf(sentBuffer, sizeof(sentBuffer), "%s%s",sentBuffer,line_response); //append to sentBuffer
IOP 0:0a851a60b7a6 135 }
IOP 0:0a851a60b7a6 136 if ( lengthBody >= 0 ) {
IOP 0:0a851a60b7a6 137 snprintf(line_response, sizeof(line_response), "Content-Length: %lld\r\n", lengthBody );
IOP 0:0a851a60b7a6 138 snprintf(sentBuffer, sizeof(sentBuffer), "%s%s",sentBuffer,line_response); //append to sentBuffer
IOP 0:0a851a60b7a6 139 }
IOP 0:0a851a60b7a6 140 snprintf(line_response, sizeof(line_response), "Connection: close\r\n" );
IOP 0:0a851a60b7a6 141 snprintf(sentBuffer, sizeof(sentBuffer),"%s%s\r\n",sentBuffer,line_response); //append to sentBuffer
IOP 0:0a851a60b7a6 142
IOP 0:0a851a60b7a6 143 if (EnDebugMSG)
IOP 2:4dfa60f33178 144 printf("\r\n-->sent Header--\r\n");
IOP 0:0a851a60b7a6 145
IOP 0:0a851a60b7a6 146 client.send_all(sentBuffer,strlen(sentBuffer));
IOP 0:0a851a60b7a6 147 if (EnDebugMSG) {
IOP 0:0a851a60b7a6 148 printf(sentBuffer);
IOP 2:4dfa60f33178 149 printf("\r\n--end Header-- bytes:%d",strlen(sentBuffer));
IOP 0:0a851a60b7a6 150 }
IOP 0:0a851a60b7a6 151 wait(0.2); //200ms important for browser!
IOP 0:0a851a60b7a6 152 }
IOP 0:0a851a60b7a6 153
IOP 0:0a851a60b7a6 154 void send_HTML_line(char* line, unsigned int length_line)
IOP 0:0a851a60b7a6 155 {
IOP 0:0a851a60b7a6 156 client.send_all(line,length_line);
IOP 0:0a851a60b7a6 157 if (EnDebugMSG)
IOP 2:4dfa60f33178 158 printf("\r\n-->send HTML line:\r\n%s ...Ok!",line);
IOP 0:0a851a60b7a6 159 wait(0.01);
IOP 0:0a851a60b7a6 160 }
IOP 0:0a851a60b7a6 161
IOP 0:0a851a60b7a6 162 void send_HTML_error( int status_code, char* title, char* body_text)
IOP 0:0a851a60b7a6 163 {
IOP 0:0a851a60b7a6 164 send_HTTP_header("HTTP/1.1", status_code, title, "text/html", -1);
IOP 0:0a851a60b7a6 165 if (EnDebugMSG)
IOP 2:4dfa60f33178 166 printf("\r\n-->send_error...\r\n");
IOP 0:0a851a60b7a6 167 sentBuffer[0]=NULL; //clear buffer
IOP 0:0a851a60b7a6 168 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);
IOP 0:0a851a60b7a6 169 snprintf(&(sentBuffer[strlen(sentBuffer)]),sizeof(sentBuffer),"%s",line_response); //append to buffer
IOP 0:0a851a60b7a6 170 sprintf(line_response, "<body><center><h2><center>%d %s</center></h2>\r\n",status_code, title );
IOP 0:0a851a60b7a6 171 snprintf(&(sentBuffer[strlen(sentBuffer)]),sizeof(sentBuffer),"%s",line_response); //append to buffer
IOP 2:4dfa60f33178 172 sprintf(line_response, "%s\r\n", body_text );
IOP 0:0a851a60b7a6 173 snprintf(&(sentBuffer[strlen(sentBuffer)]),sizeof(sentBuffer),"%s",line_response); //append to buffer
IOP 0:0a851a60b7a6 174 sprintf(line_response, "<p>mbed HTTP File Server</p>\r\n</center></body></html>\r\n");
IOP 0:0a851a60b7a6 175 snprintf(&(sentBuffer[strlen(sentBuffer)]),sizeof(sentBuffer),"%s",line_response); //append to buffer
IOP 0:0a851a60b7a6 176 send_HTML_line(sentBuffer, strlen(sentBuffer));
IOP 0:0a851a60b7a6 177 }
IOP 0:0a851a60b7a6 178
IOP 0:0a851a60b7a6 179 int send_file(char *path_file)
IOP 0:0a851a60b7a6 180 {
IOP 0:0a851a60b7a6 181 char *mime_type = {0};
IOP 0:0a851a60b7a6 182 unsigned int bytes_for_send=0;
IOP 0:0a851a60b7a6 183 long long filesize, all_send_bytes = 0;
IOP 0:0a851a60b7a6 184
IOP 0:0a851a60b7a6 185 mime_type = get_mime_type( path_file );
IOP 0:0a851a60b7a6 186 snprintf(file_path, sizeof(file_path),"/wfs/%s",path_file);
IOP 2:4dfa60f33178 187
IOP 2:4dfa60f33178 188 if (strcmp(file_path,"/wfs//take_a_picture.jpg") == 0){
IOP 2:4dfa60f33178 189 take_picture = 1;
IOP 2:4dfa60f33178 190 }
IOP 2:4dfa60f33178 191 else take_picture = 0;
IOP 2:4dfa60f33178 192
IOP 0:0a851a60b7a6 193 if (EnDebugMSG) {
IOP 2:4dfa60f33178 194 printf("\r\n-->from send_file:%s",file_path);
IOP 2:4dfa60f33178 195 printf("\r\n-->from send_file mime type:%s",mime_type);
IOP 0:0a851a60b7a6 196 }
IOP 0:0a851a60b7a6 197
IOP 0:0a851a60b7a6 198 if (Mystat(path_file, &myStatBuf)) { //fault with file
IOP 0:0a851a60b7a6 199 send_HTML_error( 403, "Forbidden", "403 - File access forbidden.");
IOP 0:0a851a60b7a6 200 return 403;
IOP 0:0a851a60b7a6 201 }
IOP 0:0a851a60b7a6 202 FILE* fp = NULL;
IOP 0:0a851a60b7a6 203 fp = fopen(file_path,"r");
IOP 0:0a851a60b7a6 204 if (fp==NULL ) {
IOP 0:0a851a60b7a6 205 send_HTML_error( 403, "Forbidden", "403 - File access forbidden.");
IOP 0:0a851a60b7a6 206 return 403;
IOP 0:0a851a60b7a6 207 }
IOP 0:0a851a60b7a6 208
IOP 0:0a851a60b7a6 209 filesize = myStatBuf.st_size;
IOP 0:0a851a60b7a6 210 send_HTTP_header("HTTP/1.1", 200, "Ok", mime_type, myStatBuf.st_size);
IOP 0:0a851a60b7a6 211 //binary send
IOP 0:0a851a60b7a6 212 all_send_bytes=0;
IOP 0:0a851a60b7a6 213 while(filesize) { //check for EOF !feof(fp)
IOP 0:0a851a60b7a6 214 bytes_for_send = filesize;
IOP 0:0a851a60b7a6 215 if (bytes_for_send > sizeof(sentBuffer)) {
IOP 0:0a851a60b7a6 216 bytes_for_send = sizeof(sentBuffer);
IOP 0:0a851a60b7a6 217 }
IOP 0:0a851a60b7a6 218 fread (sentBuffer,1,bytes_for_send,fp);
IOP 0:0a851a60b7a6 219 filesize -= bytes_for_send;
IOP 0:0a851a60b7a6 220 if (EnDebugMSG)
IOP 2:4dfa60f33178 221 printf("\r\n---bytes_for_send...%d",bytes_for_send);
IOP 0:0a851a60b7a6 222 client.send_all(sentBuffer,bytes_for_send);
IOP 0:0a851a60b7a6 223 //Thread::wait(10);
IOP 0:0a851a60b7a6 224 all_send_bytes += bytes_for_send;
IOP 0:0a851a60b7a6 225 }
IOP 0:0a851a60b7a6 226 if (EnDebugMSG)
IOP 2:4dfa60f33178 227 printf("\r\n---buffer fill end - all ...%lld", all_send_bytes);
IOP 0:0a851a60b7a6 228 //binary send
IOP 0:0a851a60b7a6 229
IOP 0:0a851a60b7a6 230 sprintf(line_response, "\r\n");
IOP 0:0a851a60b7a6 231 client.send_all(line_response,strlen(line_response));
IOP 0:0a851a60b7a6 232 if ( fp != NULL )
IOP 0:0a851a60b7a6 233 fclose(fp);
IOP 0:0a851a60b7a6 234 //Thread::wait(10);
IOP 0:0a851a60b7a6 235 return 0;
IOP 0:0a851a60b7a6 236 }
IOP 0:0a851a60b7a6 237
IOP 0:0a851a60b7a6 238 int send_directory(char *path)
IOP 0:0a851a60b7a6 239 {
IOP 0:0a851a60b7a6 240 char process_name[64]= {0};
IOP 0:0a851a60b7a6 241
IOP 0:0a851a60b7a6 242 char posOfLastSlash;
IOP 0:0a851a60b7a6 243 char *pLS;
IOP 0:0a851a60b7a6 244
IOP 0:0a851a60b7a6 245 struct dirent *p;
IOP 0:0a851a60b7a6 246 struct sMystat sb;
IOP 0:0a851a60b7a6 247 struct tm *timeinfo;
IOP 0:0a851a60b7a6 248 char timeBuf[40];
IOP 0:0a851a60b7a6 249
IOP 0:0a851a60b7a6 250 if (EnDebugMSG)
IOP 2:4dfa60f33178 251 printf("\r\n-->from send_directory:%s",path);
IOP 0:0a851a60b7a6 252 snprintf(file_path,sizeof(file_path),"/wfs%s",path);
IOP 0:0a851a60b7a6 253 DIR *d = opendir(file_path);
IOP 0:0a851a60b7a6 254 if (EnDebugMSG && d!=NULL)
IOP 2:4dfa60f33178 255 printf("\r\n-->from send_directory:%s ...open OK",file_path);
IOP 0:0a851a60b7a6 256 if (d==NULL) { //error open dir
IOP 0:0a851a60b7a6 257 send_HTML_error( 403, "Forbidden", "403 - Directory access forbidden.");
IOP 0:0a851a60b7a6 258 return -1;
IOP 0:0a851a60b7a6 259 }
IOP 0:0a851a60b7a6 260 send_HTTP_header("HTTP/1.1", 200, "Ok",NULL, -1);
IOP 0:0a851a60b7a6 261 sentBuffer[0]=NULL;
IOP 0:0a851a60b7a6 262 sprintf(line_response,"<!DOCTYPE html>\r\n<html>\n<head><title>Index of %s</title>\n",path);
IOP 0:0a851a60b7a6 263 snprintf(&(sentBuffer[strlen(sentBuffer)]),sizeof(sentBuffer),"%s",line_response); //append to buffer
IOP 0:0a851a60b7a6 264
IOP 0:0a851a60b7a6 265 sprintf(line_response,"<meta content=\"text/html; charset=iso-8859-1\" http-equiv=\"Content-Type\"></head>\n");
IOP 0:0a851a60b7a6 266 snprintf(&(sentBuffer[strlen(sentBuffer)]),sizeof(sentBuffer),"%s",line_response); //append to buffer
IOP 0:0a851a60b7a6 267
IOP 2:4dfa60f33178 268
IOP 0:0a851a60b7a6 269 sprintf(line_response,"<body><center>\n<h3>Index of %s</h3>\n", path);
IOP 0:0a851a60b7a6 270 snprintf(&(sentBuffer[strlen(sentBuffer)]),sizeof(sentBuffer),"%s",line_response); //append to buffer
IOP 0:0a851a60b7a6 271 send_HTML_line(sentBuffer, strlen(sentBuffer));
IOP 0:0a851a60b7a6 272 //begin table
IOP 0:0a851a60b7a6 273 sentBuffer[0]=NULL; //clear buffer
IOP 0:0a851a60b7a6 274 sprintf(line_response,"<table border=\"0\">\n");
IOP 0:0a851a60b7a6 275 snprintf(&(sentBuffer[strlen(sentBuffer)]),sizeof(sentBuffer),"%s",line_response); //append to buffer
IOP 0:0a851a60b7a6 276 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");
IOP 0:0a851a60b7a6 277 snprintf(&(sentBuffer[strlen(sentBuffer)]),sizeof(sentBuffer),"%s",line_response); //append to buffer
IOP 0:0a851a60b7a6 278 //begin table
IOP 0:0a851a60b7a6 279
IOP 0:0a851a60b7a6 280 pLS=strrchr(path,'/');
IOP 0:0a851a60b7a6 281 posOfLastSlash=pLS-path+1;
IOP 0:0a851a60b7a6 282 if (EnDebugMSG)
IOP 0:0a851a60b7a6 283 printf("\r\n>>posOfLastSlash=%d",posOfLastSlash);
IOP 0:0a851a60b7a6 284 snprintf(process_name,posOfLastSlash+1,"%s",path);
IOP 0:0a851a60b7a6 285 if (EnDebugMSG)
IOP 0:0a851a60b7a6 286 printf("\r\n>>process_name=%s",process_name);
IOP 3:e6025c5b25e4 287 sprintf(line_response,"<tr><td align=\"left\"><a href=\"%s\">../reflash</a></td></tr>\n",process_name);
IOP 0:0a851a60b7a6 288 snprintf(&(sentBuffer[strlen(sentBuffer)]),sizeof(sentBuffer),"%s",line_response); //append to buffer
IOP 0:0a851a60b7a6 289 while((p = readdir(d)) != NULL) {
IOP 0:0a851a60b7a6 290 if (EnDebugMSG)
IOP 2:4dfa60f33178 291 printf("\r\n :%s",p->d_name);
IOP 0:0a851a60b7a6 292 sprintf(file_path,"%s/%s",path,p->d_name);
IOP 0:0a851a60b7a6 293 Mystat( file_path, &sb );
IOP 0:0a851a60b7a6 294 if (get_dirInfo(file_path)==0 ) { //this is directory path
IOP 0:0a851a60b7a6 295 if (EnDebugMSG)
IOP 2:4dfa60f33178 296 printf("\r\nDIR");
IOP 0:0a851a60b7a6 297 sprintf(line_response, "<tr><td align=\"left\"><a href=\"%s\">%s</a><br></td></tr>\n",file_path,p->d_name);
IOP 0:0a851a60b7a6 298 if (strlen(line_response)>(sizeof(sentBuffer)-strlen(sentBuffer))) { //buffer must be sent
IOP 0:0a851a60b7a6 299 send_HTML_line(sentBuffer, strlen(sentBuffer));
IOP 0:0a851a60b7a6 300 sentBuffer[0]=NULL; //clear buffer
IOP 0:0a851a60b7a6 301 }
IOP 0:0a851a60b7a6 302 snprintf(&(sentBuffer[strlen(sentBuffer)]),sizeof(sentBuffer),"%s",line_response); //append to buffer
IOP 0:0a851a60b7a6 303
IOP 0:0a851a60b7a6 304 } else { //this is file
IOP 0:0a851a60b7a6 305 if (EnDebugMSG)
IOP 2:4dfa60f33178 306 printf("\r\nFILE");
IOP 0:0a851a60b7a6 307 timeinfo = localtime (&sb.st_mtime);
IOP 0:0a851a60b7a6 308 //strftime(timeBuf,40, "%I:%M:%S %p (%Y/%m/%d)\r\n", localtime(&sb.st_mtime));
IOP 0:0a851a60b7a6 309 strftime(timeBuf, 40, "%c", timeinfo);
IOP 0:0a851a60b7a6 310 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) );
IOP 0:0a851a60b7a6 311
IOP 0:0a851a60b7a6 312 if (strlen(line_response)>(sizeof(sentBuffer)-strlen(sentBuffer))) { //buffer must be sent
IOP 0:0a851a60b7a6 313 send_HTML_line(sentBuffer, strlen(sentBuffer));
IOP 0:0a851a60b7a6 314 sentBuffer[0]=NULL; //clear buffer
IOP 0:0a851a60b7a6 315 }
IOP 0:0a851a60b7a6 316 snprintf(&(sentBuffer[strlen(sentBuffer)]),sizeof(sentBuffer),"%s",line_response); //append to buffer
IOP 0:0a851a60b7a6 317 }
IOP 0:0a851a60b7a6 318 }
IOP 0:0a851a60b7a6 319 send_HTML_line(sentBuffer, strlen(sentBuffer));
IOP 0:0a851a60b7a6 320 closedir(d);
IOP 0:0a851a60b7a6 321
IOP 0:0a851a60b7a6 322 sprintf(line_response, "</table>\n<br><h4>mbed HTTP File Server</h4>\n</center></body></html>\n");
IOP 0:0a851a60b7a6 323 send_HTML_line(line_response, strlen(line_response));
IOP 0:0a851a60b7a6 324
IOP 0:0a851a60b7a6 325 return 0;
IOP 0:0a851a60b7a6 326 }
IOP 0:0a851a60b7a6 327
IOP 0:0a851a60b7a6 328 void parseHTTPRequest(char* buffer)
IOP 0:0a851a60b7a6 329 {
IOP 0:0a851a60b7a6 330 char spacePos;
IOP 0:0a851a60b7a6 331 char *tmpBuffer;
IOP 0:0a851a60b7a6 332 spacePos = strcspn(buffer, " ") + 1; //position of first space character
IOP 0:0a851a60b7a6 333 snprintf(sMethod, spacePos,"%s", buffer);
IOP 0:0a851a60b7a6 334
IOP 0:0a851a60b7a6 335 //get Protocol
IOP 0:0a851a60b7a6 336 tmpBuffer=&(buffer[spacePos]); //move pointer to buffer (delete Method)
IOP 0:0a851a60b7a6 337 spacePos = strcspn(tmpBuffer, "\r\n") + 1;
IOP 0:0a851a60b7a6 338 tmpBuffer[spacePos]='\0'; //set end of string ...cut
IOP 0:0a851a60b7a6 339 sprintf(sProtocol, "%s", strrchr(tmpBuffer,' ')); //get string after last (space )
IOP 0:0a851a60b7a6 340 printf("\r\nsProtocol:%s", tmpBuffer);
IOP 0:0a851a60b7a6 341 buffer = &(sProtocol[1]); //cut first character (space)
IOP 0:0a851a60b7a6 342 sprintf(sProtocol, "%s", buffer);
IOP 0:0a851a60b7a6 343
IOP 0:0a851a60b7a6 344 //get URL
IOP 0:0a851a60b7a6 345 snprintf(sURL,strlen(tmpBuffer)-strlen(sProtocol),"%s\r\n", tmpBuffer); //URL is between Method and Protocol
IOP 0:0a851a60b7a6 346
IOP 2:4dfa60f33178 347 printf("\r\nParse Method:%s",sMethod);
IOP 2:4dfa60f33178 348 printf("\r\nParse URL:%s",sURL);
IOP 2:4dfa60f33178 349 printf("\r\nParse PROTOCOL:%s",sProtocol);
IOP 0:0a851a60b7a6 350 printf("\n\r\n");
IOP 0:0a851a60b7a6 351 }
IOP 0:0a851a60b7a6 352
IOP 0:0a851a60b7a6 353 int processHTTP(char* sMethod, char* sURL, char* sProtocol)
IOP 0:0a851a60b7a6 354 {
IOP 0:0a851a60b7a6 355 int gdi, gfi; //status of get_dir_info(xxx), and get_file_info(xxx)
IOP 0:0a851a60b7a6 356
IOP 0:0a851a60b7a6 357 if (strcmp(sMethod,"GET")!=0) {
IOP 0:0a851a60b7a6 358 send_HTML_error( 501, "501 Not Implemented", "501 - The server either does not recognize the request method");
IOP 0:0a851a60b7a6 359 return 501;
IOP 0:0a851a60b7a6 360 }
IOP 0:0a851a60b7a6 361 if (sURL[0]!= '/') {
IOP 0:0a851a60b7a6 362 send_HTML_error( 400, "Bad Request", "400 - The request cannot be fulfilled due to bad syntax.");
IOP 0:0a851a60b7a6 363 return 400;
IOP 0:0a851a60b7a6 364 }
IOP 0:0a851a60b7a6 365 if (sURL[strlen(sURL)-1]=='/') {
IOP 0:0a851a60b7a6 366 sURL[strlen(sURL)-1]=sURL[strlen(sURL)]; //delete last symbol
IOP 0:0a851a60b7a6 367 if (EnDebugMSG)
IOP 2:4dfa60f33178 368 printf("\r\n delete last:%s",sURL);
IOP 0:0a851a60b7a6 369 }
IOP 0:0a851a60b7a6 370 gdi= get_dirInfo(sURL);
IOP 0:0a851a60b7a6 371 gfi= get_fileInfo(sURL);
IOP 0:0a851a60b7a6 372 if (gfi!=0) { //!=0 file not found
IOP 0:0a851a60b7a6 373 if (gdi==0) { //0-ok this is directory
IOP 0:0a851a60b7a6 374 return send_directory(sURL);
IOP 0:0a851a60b7a6 375 }
IOP 0:0a851a60b7a6 376 if (EnDebugMSG)
IOP 2:4dfa60f33178 377 printf("\r\n404-br File not found or...(Fresult is:%d)",gfi);
IOP 0:0a851a60b7a6 378 send_HTML_error( 404, "Not Found","404 - The requested resource could not be found.");
IOP 0:0a851a60b7a6 379 return 404;
IOP 0:0a851a60b7a6 380 } else { //==0 found
IOP 0:0a851a60b7a6 381 if (gdi==0) //0-ok this is directory
IOP 0:0a851a60b7a6 382 return send_directory(sURL);
IOP 0:0a851a60b7a6 383 else
IOP 0:0a851a60b7a6 384 return send_file(sURL);
IOP 0:0a851a60b7a6 385 }
IOP 0:0a851a60b7a6 386 }
IOP 0:0a851a60b7a6 387
IOP 0:0a851a60b7a6 388 int main()
IOP 2:4dfa60f33178 389 {
IOP 2:4dfa60f33178 390 *(volatile uint32_t *)(0x41001014) = 0x0060100; //clock setting 48MHz
IOP 0:0a851a60b7a6 391 uint8_t MAC_Addr[6] = {0x00, 0x08, 0xDC, 0x00, 0x01, 0x02};
IOP 0:0a851a60b7a6 392 ledTick.attach(&ledTickfunc,0.5);
IOP 0:0a851a60b7a6 393 //ledTick.detach();
IOP 0:0a851a60b7a6 394 //setup ethernet interface
IOP 0:0a851a60b7a6 395 //eth.init(); //Use DHCP
IOP 0:0a851a60b7a6 396 eth.init(MAC_Addr,IP,MASK,GATEWAY); //MAC,IP,mask,Gateway
IOP 0:0a851a60b7a6 397 eth.connect();
IOP 0:0a851a60b7a6 398 printf("IP Address is %s\n\r", eth.getIPAddress());
IOP 0:0a851a60b7a6 399
IOP 0:0a851a60b7a6 400 //setup tcp socket
IOP 0:0a851a60b7a6 401 if(svr.bind(PORT)< 0) {
IOP 0:0a851a60b7a6 402 printf("tcp server bind failed.\n\r");
IOP 0:0a851a60b7a6 403 return -1;
IOP 0:0a851a60b7a6 404 } else {
IOP 0:0a851a60b7a6 405 printf("tcp server bind successed.\n\r");
IOP 0:0a851a60b7a6 406 serverIsListened = true;
IOP 0:0a851a60b7a6 407 }
IOP 0:0a851a60b7a6 408
IOP 0:0a851a60b7a6 409 if(svr.listen(1) < 0) {
IOP 0:0a851a60b7a6 410 printf("tcp server listen failed.\n\r");
IOP 0:0a851a60b7a6 411 return -1;
IOP 0:0a851a60b7a6 412 } else {
IOP 0:0a851a60b7a6 413 printf("tcp server is listening...\n\r");
IOP 0:0a851a60b7a6 414 }
IOP 0:0a851a60b7a6 415
IOP 0:0a851a60b7a6 416 //listening for http GET request
IOP 0:0a851a60b7a6 417 while (serverIsListened) {
IOP 0:0a851a60b7a6 418 //blocking mode(never timeout)
IOP 0:0a851a60b7a6 419 if(svr.accept(client)<0) {
IOP 0:0a851a60b7a6 420 printf("failed to accept connection.\n\r");
IOP 2:4dfa60f33178 421 }
IOP 2:4dfa60f33178 422 else {
IOP 0:0a851a60b7a6 423 //client.set_blocking(false,5000); //5000=5sec
IOP 0:0a851a60b7a6 424 printf("connection success!\n\rIP: %s\n\r",client.get_address());
IOP 0:0a851a60b7a6 425 clientIsConnected = true;
IOP 0:0a851a60b7a6 426 led2 = true;
IOP 0:0a851a60b7a6 427 while(clientIsConnected) {
IOP 0:0a851a60b7a6 428 char buffer[1024] = {};
IOP 0:0a851a60b7a6 429 switch(client.receive(buffer, 1023)) {
IOP 0:0a851a60b7a6 430 case 0:
IOP 0:0a851a60b7a6 431 printf("recieved buffer is empty.\n\r");
IOP 0:0a851a60b7a6 432 clientIsConnected = false;
IOP 0:0a851a60b7a6 433 break;
IOP 0:0a851a60b7a6 434 case -1:
IOP 0:0a851a60b7a6 435 printf("failed to read data from client.\n\r");
IOP 0:0a851a60b7a6 436 clientIsConnected = false;
IOP 0:0a851a60b7a6 437 break;
IOP 0:0a851a60b7a6 438 default:
IOP 0:0a851a60b7a6 439 printf("Recieved Data: %d\n\r\n\r%.*s\n\r",strlen(buffer),strlen(buffer),buffer);
IOP 0:0a851a60b7a6 440 parseHTTPRequest(buffer);
IOP 0:0a851a60b7a6 441 //if(buffer[0] == 'G' && buffer[1] == 'E' && buffer[2] == 'T' ) {
IOP 0:0a851a60b7a6 442 if (strcmp(sMethod, "GET" ) == 0 ) {
IOP 0:0a851a60b7a6 443 printf("GET request incomming.\n\r");
IOP 0:0a851a60b7a6 444 processHTTP(sMethod, sURL, sProtocol);
IOP 0:0a851a60b7a6 445 clientIsConnected = false;
IOP 0:0a851a60b7a6 446 }//if get
IOP 0:0a851a60b7a6 447 break;
IOP 0:0a851a60b7a6 448 } //switch
IOP 0:0a851a60b7a6 449 //ledTick.attach(&ledTickfunc,0.5);
IOP 0:0a851a60b7a6 450 }//while
IOP 0:0a851a60b7a6 451 printf("close connection.\n\rHTTP server is listening...\n\r\n");
IOP 0:0a851a60b7a6 452 client.close();
IOP 2:4dfa60f33178 453 wait(0.05);
IOP 2:4dfa60f33178 454
IOP 2:4dfa60f33178 455 // take a picture function
IOP 2:4dfa60f33178 456 if (take_picture) {
IOP 2:4dfa60f33178 457
IOP 2:4dfa60f33178 458 sync();
IOP 2:4dfa60f33178 459 test_jpeg_snapshot_picture();
IOP 2:4dfa60f33178 460
IOP 2:4dfa60f33178 461 take_picture = 0;
IOP 2:4dfa60f33178 462 }
IOP 0:0a851a60b7a6 463 led2 = false;
IOP 0:0a851a60b7a6 464 }
IOP 0:0a851a60b7a6 465 }
IOP 0:0a851a60b7a6 466
IOP 0:0a851a60b7a6 467 }
IOP 2:4dfa60f33178 468