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@1:a878f7545221, 2015-07-28 (annotated)

Committer:
IOP
Date:
Tue Jul 28 07:53:41 2015 +0000
Revision:
1:a878f7545221
Parent:
0:0a851a60b7a6
Child:
2:4dfa60f33178
edited commit

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 0:0a851a60b7a6 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 1:a878f7545221 59 printf("[ OK ] : CameraC328::sync\r\n");
IOP 0:0a851a60b7a6 60 } else {
IOP 1:a878f7545221 61 printf("[FAIL] : CameraC328::sync (Error=%02X)\r\n", (int)err);
IOP 0:0a851a60b7a6 62 }
IOP 0:0a851a60b7a6 63 }
IOP 0:0a851a60b7a6 64
IOP 0:0a851a60b7a6 65 /**
IOP 1:a878f7545221 66 * Camera C328 function for jpeg snapshot picture.
IOP 0:0a851a60b7a6 67 */
IOP 0:0a851a60b7a6 68 void test_jpeg_snapshot_picture(void) {
IOP 0:0a851a60b7a6 69 CameraC328::ErrorNumber err = CameraC328::NoError;
IOP 0:0a851a60b7a6 70
IOP 0:0a851a60b7a6 71 #if USE_JPEG_HIGH_RESOLUTION
IOP 0:0a851a60b7a6 72 err = camera.init(CameraC328::Jpeg, CameraC328::RawResolution80x60, CameraC328::JpegResolution640x480);
IOP 0:0a851a60b7a6 73 #else
IOP 0:0a851a60b7a6 74 err = camera.init(CameraC328::Jpeg, CameraC328::RawResolution80x60, CameraC328::JpegResolution320x240);
IOP 0:0a851a60b7a6 75 #endif
IOP 0:0a851a60b7a6 76 if (CameraC328::NoError == err) {
IOP 1:a878f7545221 77 printf("[ OK ] : CameraC328::init\r\n");
IOP 0:0a851a60b7a6 78 } else {
IOP 1:a878f7545221 79 printf("[FAIL] : CameraC328::init (Error=%02X)\r\n", (int)err);
IOP 0:0a851a60b7a6 80 }
IOP 0:0a851a60b7a6 81
IOP 0:0a851a60b7a6 82 for (int i = 0; i < CAPTURE_FRAMES; i++) {
IOP 0:0a851a60b7a6 83 char fname[64];
IOP 0:0a851a60b7a6 84 snprintf(fname, sizeof(fname), "/wfs/jpss%04d.jpg", i);
IOP 0:0a851a60b7a6 85 fp_jpeg = fopen(fname, "w");
IOP 0:0a851a60b7a6 86
IOP 0:0a851a60b7a6 87 err = camera.getJpegSnapshotPicture(jpeg_callback);
IOP 0:0a851a60b7a6 88 if (CameraC328::NoError == err) {
IOP 1:a878f7545221 89 printf("[ OK ] : CameraC328::getJpegSnapshotPicture\r\n");
IOP 0:0a851a60b7a6 90 } else {
IOP 1:a878f7545221 91 printf("[FAIL] : CameraC328::getJpegSnapshotPicture (Error=%02X)\r\n", (int)err);
IOP 0:0a851a60b7a6 92 }
IOP 0:0a851a60b7a6 93
IOP 0:0a851a60b7a6 94 fclose(fp_jpeg);
IOP 0:0a851a60b7a6 95 }
IOP 0:0a851a60b7a6 96 }
IOP 1:a878f7545221 97
IOP 0:0a851a60b7a6 98
IOP 0:0a851a60b7a6 99 EthernetInterface eth;
IOP 0:0a851a60b7a6 100
IOP 0:0a851a60b7a6 101 TCPSocketServer svr;
IOP 0:0a851a60b7a6 102 bool serverIsListened = false;
IOP 0:0a851a60b7a6 103
IOP 0:0a851a60b7a6 104 TCPSocketConnection client;
IOP 0:0a851a60b7a6 105 bool clientIsConnected = false;
IOP 0:0a851a60b7a6 106
IOP 0:0a851a60b7a6 107 char sentBuffer[1608] = {}; // 2*536=1072, 3*536=1608, 4*536=2144 !1500
IOP 0:0a851a60b7a6 108 char line_response[256]= {0};
IOP 0:0a851a60b7a6 109 char file_path[256] = {0};
IOP 0:0a851a60b7a6 110
IOP 0:0a851a60b7a6 111 DigitalOut led1(LED1); //server listning status
IOP 0:0a851a60b7a6 112 DigitalOut led2(LED2); //socket connecting status
IOP 0:0a851a60b7a6 113
IOP 0:0a851a60b7a6 114 Ticker ledTick;
IOP 0:0a851a60b7a6 115
IOP 0:0a851a60b7a6 116 void ledTickfunc()
IOP 0:0a851a60b7a6 117 {
IOP 0:0a851a60b7a6 118 if(serverIsListened) {
IOP 0:0a851a60b7a6 119 led1 = !led1;
IOP 0:0a851a60b7a6 120 } else {
IOP 0:0a851a60b7a6 121 led1 = false;
IOP 0:0a851a60b7a6 122 }
IOP 0:0a851a60b7a6 123 }
IOP 0:0a851a60b7a6 124
IOP 0:0a851a60b7a6 125 void send_HTTP_header(char* protocol, int code, char* title, char* mime_type, long long lengthBody)
IOP 0:0a851a60b7a6 126 {
IOP 0:0a851a60b7a6 127 snprintf(line_response, sizeof(line_response),"%s %d %s\r\n", protocol, code, title );
IOP 0:0a851a60b7a6 128 snprintf(sentBuffer, sizeof(sentBuffer),"%s",line_response);
IOP 0:0a851a60b7a6 129
IOP 0:0a851a60b7a6 130 if ( mime_type != NULL ) {
IOP 0:0a851a60b7a6 131 snprintf(line_response, sizeof(line_response), "Content-Type: %s\r\n", mime_type );
IOP 0:0a851a60b7a6 132 snprintf(sentBuffer, sizeof(sentBuffer), "%s%s",sentBuffer,line_response); //append to sentBuffer
IOP 0:0a851a60b7a6 133 }
IOP 0:0a851a60b7a6 134 if ( lengthBody >= 0 ) {
IOP 0:0a851a60b7a6 135 snprintf(line_response, sizeof(line_response), "Content-Length: %lld\r\n", lengthBody );
IOP 0:0a851a60b7a6 136 snprintf(sentBuffer, sizeof(sentBuffer), "%s%s",sentBuffer,line_response); //append to sentBuffer
IOP 0:0a851a60b7a6 137 }
IOP 0:0a851a60b7a6 138 snprintf(line_response, sizeof(line_response), "Connection: close\r\n" );
IOP 0:0a851a60b7a6 139 snprintf(sentBuffer, sizeof(sentBuffer),"%s%s\r\n",sentBuffer,line_response); //append to sentBuffer
IOP 0:0a851a60b7a6 140
IOP 0:0a851a60b7a6 141 if (EnDebugMSG)
IOP 0:0a851a60b7a6 142 printf("\n-->sent Header--\n");
IOP 0:0a851a60b7a6 143
IOP 0:0a851a60b7a6 144 client.send_all(sentBuffer,strlen(sentBuffer));
IOP 0:0a851a60b7a6 145 if (EnDebugMSG) {
IOP 0:0a851a60b7a6 146 printf(sentBuffer);
IOP 0:0a851a60b7a6 147 printf("\n--end Header-- bytes:%d",strlen(sentBuffer));
IOP 0:0a851a60b7a6 148 }
IOP 0:0a851a60b7a6 149 wait(0.2); //200ms important for browser!
IOP 0:0a851a60b7a6 150 }
IOP 0:0a851a60b7a6 151
IOP 0:0a851a60b7a6 152 void send_HTML_line(char* line, unsigned int length_line)
IOP 0:0a851a60b7a6 153 {
IOP 0:0a851a60b7a6 154 client.send_all(line,length_line);
IOP 0:0a851a60b7a6 155 if (EnDebugMSG)
IOP 0:0a851a60b7a6 156 printf("\n-->send HTML line:\n%s ...Ok!",line);
IOP 0:0a851a60b7a6 157 wait(0.01);
IOP 0:0a851a60b7a6 158 }
IOP 0:0a851a60b7a6 159
IOP 0:0a851a60b7a6 160 void send_HTML_error( int status_code, char* title, char* body_text)
IOP 0:0a851a60b7a6 161 {
IOP 0:0a851a60b7a6 162 send_HTTP_header("HTTP/1.1", status_code, title, "text/html", -1);
IOP 0:0a851a60b7a6 163 if (EnDebugMSG)
IOP 0:0a851a60b7a6 164 printf("\n-->send_error...\n");
IOP 0:0a851a60b7a6 165 sentBuffer[0]=NULL; //clear buffer
IOP 0:0a851a60b7a6 166 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 167 snprintf(&(sentBuffer[strlen(sentBuffer)]),sizeof(sentBuffer),"%s",line_response); //append to buffer
IOP 0:0a851a60b7a6 168 sprintf(line_response, "<body><center><h2><center>%d %s</center></h2>\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, "%s\r\n", body_text );
IOP 0:0a851a60b7a6 171 snprintf(&(sentBuffer[strlen(sentBuffer)]),sizeof(sentBuffer),"%s",line_response); //append to buffer
IOP 0:0a851a60b7a6 172 sprintf(line_response, "<p>mbed HTTP File Server</p>\r\n</center></body></html>\r\n");
IOP 0:0a851a60b7a6 173 snprintf(&(sentBuffer[strlen(sentBuffer)]),sizeof(sentBuffer),"%s",line_response); //append to buffer
IOP 0:0a851a60b7a6 174 send_HTML_line(sentBuffer, strlen(sentBuffer));
IOP 0:0a851a60b7a6 175 }
IOP 0:0a851a60b7a6 176
IOP 0:0a851a60b7a6 177 int send_file(char *path_file)
IOP 0:0a851a60b7a6 178 {
IOP 0:0a851a60b7a6 179 char *mime_type = {0};
IOP 0:0a851a60b7a6 180 unsigned int bytes_for_send=0;
IOP 0:0a851a60b7a6 181 long long filesize, all_send_bytes = 0;
IOP 0:0a851a60b7a6 182
IOP 1:a878f7545221 183 if (strcmp(file_path,"/wfs//take_a_picture.jpg") == 0)
IOP 0:0a851a60b7a6 184 take_picture = 1;
IOP 0:0a851a60b7a6 185 else take_picture = 0;
IOP 0:0a851a60b7a6 186
IOP 0:0a851a60b7a6 187 mime_type = get_mime_type( path_file );
IOP 0:0a851a60b7a6 188 snprintf(file_path, sizeof(file_path),"/wfs/%s",path_file);
IOP 0:0a851a60b7a6 189 if (EnDebugMSG) {
IOP 0:0a851a60b7a6 190 printf("\n-->from send_file:%s",file_path);
IOP 0:0a851a60b7a6 191 printf("\n-->from send_file mime type:%s",mime_type);
IOP 0:0a851a60b7a6 192 }
IOP 0:0a851a60b7a6 193
IOP 0:0a851a60b7a6 194 if (Mystat(path_file, &myStatBuf)) { //fault with file
IOP 0:0a851a60b7a6 195 send_HTML_error( 403, "Forbidden", "403 - File access forbidden.");
IOP 0:0a851a60b7a6 196 return 403;
IOP 0:0a851a60b7a6 197 }
IOP 0:0a851a60b7a6 198 FILE* fp = NULL;
IOP 0:0a851a60b7a6 199 fp = fopen(file_path,"r");
IOP 0:0a851a60b7a6 200 if (fp==NULL ) {
IOP 0:0a851a60b7a6 201 send_HTML_error( 403, "Forbidden", "403 - File access forbidden.");
IOP 0:0a851a60b7a6 202 return 403;
IOP 0:0a851a60b7a6 203 }
IOP 0:0a851a60b7a6 204
IOP 0:0a851a60b7a6 205 filesize = myStatBuf.st_size;
IOP 0:0a851a60b7a6 206 send_HTTP_header("HTTP/1.1", 200, "Ok", mime_type, myStatBuf.st_size);
IOP 0:0a851a60b7a6 207 //binary send
IOP 0:0a851a60b7a6 208 all_send_bytes=0;
IOP 0:0a851a60b7a6 209 while(filesize) { //check for EOF !feof(fp)
IOP 0:0a851a60b7a6 210 bytes_for_send = filesize;
IOP 0:0a851a60b7a6 211 if (bytes_for_send > sizeof(sentBuffer)) {
IOP 0:0a851a60b7a6 212 bytes_for_send = sizeof(sentBuffer);
IOP 0:0a851a60b7a6 213 }
IOP 0:0a851a60b7a6 214 fread (sentBuffer,1,bytes_for_send,fp);
IOP 0:0a851a60b7a6 215 filesize -= bytes_for_send;
IOP 0:0a851a60b7a6 216 if (EnDebugMSG)
IOP 0:0a851a60b7a6 217 printf("\n---bytes_for_send...%d",bytes_for_send);
IOP 0:0a851a60b7a6 218 client.send_all(sentBuffer,bytes_for_send);
IOP 0:0a851a60b7a6 219 //Thread::wait(10);
IOP 0:0a851a60b7a6 220 all_send_bytes += bytes_for_send;
IOP 0:0a851a60b7a6 221 }
IOP 0:0a851a60b7a6 222 if (EnDebugMSG)
IOP 0:0a851a60b7a6 223 printf("\n---buffer fill end - all ...%lld", all_send_bytes);
IOP 0:0a851a60b7a6 224 //binary send
IOP 0:0a851a60b7a6 225
IOP 0:0a851a60b7a6 226 sprintf(line_response, "\r\n");
IOP 0:0a851a60b7a6 227 client.send_all(line_response,strlen(line_response));
IOP 0:0a851a60b7a6 228 if ( fp != NULL )
IOP 0:0a851a60b7a6 229 fclose(fp);
IOP 0:0a851a60b7a6 230 //Thread::wait(10);
IOP 0:0a851a60b7a6 231 return 0;
IOP 0:0a851a60b7a6 232 }
IOP 0:0a851a60b7a6 233
IOP 0:0a851a60b7a6 234 int send_directory(char *path)
IOP 0:0a851a60b7a6 235 {
IOP 0:0a851a60b7a6 236 char process_name[64]= {0};
IOP 0:0a851a60b7a6 237
IOP 0:0a851a60b7a6 238 char posOfLastSlash;
IOP 0:0a851a60b7a6 239 char *pLS;
IOP 0:0a851a60b7a6 240
IOP 0:0a851a60b7a6 241 struct dirent *p;
IOP 0:0a851a60b7a6 242 struct sMystat sb;
IOP 0:0a851a60b7a6 243 struct tm *timeinfo;
IOP 0:0a851a60b7a6 244 char timeBuf[40];
IOP 0:0a851a60b7a6 245
IOP 0:0a851a60b7a6 246 if (EnDebugMSG)
IOP 0:0a851a60b7a6 247 printf("\n-->from send_directory:%s",path);
IOP 0:0a851a60b7a6 248 snprintf(file_path,sizeof(file_path),"/wfs%s",path);
IOP 0:0a851a60b7a6 249 DIR *d = opendir(file_path);
IOP 0:0a851a60b7a6 250 if (EnDebugMSG && d!=NULL)
IOP 0:0a851a60b7a6 251 printf("\n-->from send_directory:%s ...open OK",file_path);
IOP 0:0a851a60b7a6 252 if (d==NULL) { //error open dir
IOP 0:0a851a60b7a6 253 send_HTML_error( 403, "Forbidden", "403 - Directory access forbidden.");
IOP 0:0a851a60b7a6 254 return -1;
IOP 0:0a851a60b7a6 255 }
IOP 0:0a851a60b7a6 256 send_HTTP_header("HTTP/1.1", 200, "Ok",NULL, -1);
IOP 0:0a851a60b7a6 257 sentBuffer[0]=NULL;
IOP 0:0a851a60b7a6 258 sprintf(line_response,"<!DOCTYPE html>\r\n<html>\n<head><title>Index of %s</title>\n",path);
IOP 0:0a851a60b7a6 259 snprintf(&(sentBuffer[strlen(sentBuffer)]),sizeof(sentBuffer),"%s",line_response); //append to buffer
IOP 0:0a851a60b7a6 260
IOP 0:0a851a60b7a6 261 sprintf(line_response,"<meta content=\"text/html; charset=iso-8859-1\" http-equiv=\"Content-Type\"></head>\n");
IOP 0:0a851a60b7a6 262 snprintf(&(sentBuffer[strlen(sentBuffer)]),sizeof(sentBuffer),"%s",line_response); //append to buffer
IOP 0:0a851a60b7a6 263
IOP 0:0a851a60b7a6 264 sprintf(line_response,"<body><center>\n<h3>Index of %s</h3>\n", path);
IOP 0:0a851a60b7a6 265 snprintf(&(sentBuffer[strlen(sentBuffer)]),sizeof(sentBuffer),"%s",line_response); //append to buffer
IOP 0:0a851a60b7a6 266 send_HTML_line(sentBuffer, strlen(sentBuffer));
IOP 0:0a851a60b7a6 267 //begin table
IOP 0:0a851a60b7a6 268 sentBuffer[0]=NULL; //clear buffer
IOP 0:0a851a60b7a6 269 sprintf(line_response,"<table border=\"0\">\n");
IOP 0:0a851a60b7a6 270 snprintf(&(sentBuffer[strlen(sentBuffer)]),sizeof(sentBuffer),"%s",line_response); //append to buffer
IOP 0:0a851a60b7a6 271 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 272 snprintf(&(sentBuffer[strlen(sentBuffer)]),sizeof(sentBuffer),"%s",line_response); //append to buffer
IOP 0:0a851a60b7a6 273 //begin table
IOP 0:0a851a60b7a6 274
IOP 0:0a851a60b7a6 275 pLS=strrchr(path,'/');
IOP 0:0a851a60b7a6 276 posOfLastSlash=pLS-path+1;
IOP 0:0a851a60b7a6 277 if (EnDebugMSG)
IOP 0:0a851a60b7a6 278 printf("\r\n>>posOfLastSlash=%d",posOfLastSlash);
IOP 0:0a851a60b7a6 279 snprintf(process_name,posOfLastSlash+1,"%s",path);
IOP 0:0a851a60b7a6 280 if (EnDebugMSG)
IOP 0:0a851a60b7a6 281 printf("\r\n>>process_name=%s",process_name);
IOP 0:0a851a60b7a6 282 sprintf(line_response,"<tr><td align=\"left\"><a href=\"%s\">../refresh</a></td></tr>\n",process_name);
IOP 0:0a851a60b7a6 283 snprintf(&(sentBuffer[strlen(sentBuffer)]),sizeof(sentBuffer),"%s",line_response); //append to buffer
IOP 0:0a851a60b7a6 284 while((p = readdir(d)) != NULL) {
IOP 0:0a851a60b7a6 285 if (EnDebugMSG)
IOP 0:0a851a60b7a6 286 printf("\n :%s",p->d_name);
IOP 0:0a851a60b7a6 287 sprintf(file_path,"%s/%s",path,p->d_name);
IOP 0:0a851a60b7a6 288 Mystat( file_path, &sb );
IOP 0:0a851a60b7a6 289 if (get_dirInfo(file_path)==0 ) { //this is directory path
IOP 0:0a851a60b7a6 290 if (EnDebugMSG)
IOP 0:0a851a60b7a6 291 printf("\nDIR");
IOP 0:0a851a60b7a6 292 sprintf(line_response, "<tr><td align=\"left\"><a href=\"%s\">%s</a><br></td></tr>\n",file_path,p->d_name);
IOP 0:0a851a60b7a6 293 if (strlen(line_response)>(sizeof(sentBuffer)-strlen(sentBuffer))) { //buffer must be sent
IOP 0:0a851a60b7a6 294 send_HTML_line(sentBuffer, strlen(sentBuffer));
IOP 0:0a851a60b7a6 295 sentBuffer[0]=NULL; //clear buffer
IOP 0:0a851a60b7a6 296 }
IOP 0:0a851a60b7a6 297 snprintf(&(sentBuffer[strlen(sentBuffer)]),sizeof(sentBuffer),"%s",line_response); //append to buffer
IOP 0:0a851a60b7a6 298
IOP 0:0a851a60b7a6 299 } else { //this is file
IOP 0:0a851a60b7a6 300 if (EnDebugMSG)
IOP 0:0a851a60b7a6 301 printf("\nFILE");
IOP 0:0a851a60b7a6 302 timeinfo = localtime (&sb.st_mtime);
IOP 0:0a851a60b7a6 303 //strftime(timeBuf,40, "%I:%M:%S %p (%Y/%m/%d)\r\n", localtime(&sb.st_mtime));
IOP 0:0a851a60b7a6 304 strftime(timeBuf, 40, "%c", timeinfo);
IOP 0:0a851a60b7a6 305 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 306
IOP 0:0a851a60b7a6 307 if (strlen(line_response)>(sizeof(sentBuffer)-strlen(sentBuffer))) { //buffer must be sent
IOP 0:0a851a60b7a6 308 send_HTML_line(sentBuffer, strlen(sentBuffer));
IOP 0:0a851a60b7a6 309 sentBuffer[0]=NULL; //clear buffer
IOP 0:0a851a60b7a6 310 }
IOP 0:0a851a60b7a6 311 snprintf(&(sentBuffer[strlen(sentBuffer)]),sizeof(sentBuffer),"%s",line_response); //append to buffer
IOP 0:0a851a60b7a6 312 }
IOP 0:0a851a60b7a6 313 }
IOP 0:0a851a60b7a6 314 send_HTML_line(sentBuffer, strlen(sentBuffer));
IOP 0:0a851a60b7a6 315 closedir(d);
IOP 0:0a851a60b7a6 316
IOP 0:0a851a60b7a6 317 sprintf(line_response, "</table>\n<br><h4>mbed HTTP File Server</h4>\n</center></body></html>\n");
IOP 0:0a851a60b7a6 318 send_HTML_line(line_response, strlen(line_response));
IOP 0:0a851a60b7a6 319
IOP 0:0a851a60b7a6 320 return 0;
IOP 0:0a851a60b7a6 321 }
IOP 0:0a851a60b7a6 322
IOP 0:0a851a60b7a6 323 void parseHTTPRequest(char* buffer)
IOP 0:0a851a60b7a6 324 {
IOP 0:0a851a60b7a6 325 char spacePos;
IOP 0:0a851a60b7a6 326 char *tmpBuffer;
IOP 0:0a851a60b7a6 327 spacePos = strcspn(buffer, " ") + 1; //position of first space character
IOP 0:0a851a60b7a6 328 snprintf(sMethod, spacePos,"%s", buffer);
IOP 0:0a851a60b7a6 329
IOP 0:0a851a60b7a6 330 //get Protocol
IOP 0:0a851a60b7a6 331 tmpBuffer=&(buffer[spacePos]); //move pointer to buffer (delete Method)
IOP 0:0a851a60b7a6 332 spacePos = strcspn(tmpBuffer, "\r\n") + 1;
IOP 0:0a851a60b7a6 333 tmpBuffer[spacePos]='\0'; //set end of string ...cut
IOP 0:0a851a60b7a6 334 sprintf(sProtocol, "%s", strrchr(tmpBuffer,' ')); //get string after last (space )
IOP 0:0a851a60b7a6 335 printf("\r\nsProtocol:%s", tmpBuffer);
IOP 0:0a851a60b7a6 336 buffer = &(sProtocol[1]); //cut first character (space)
IOP 0:0a851a60b7a6 337 sprintf(sProtocol, "%s", buffer);
IOP 0:0a851a60b7a6 338
IOP 0:0a851a60b7a6 339 //get URL
IOP 0:0a851a60b7a6 340 snprintf(sURL,strlen(tmpBuffer)-strlen(sProtocol),"%s\r\n", tmpBuffer); //URL is between Method and Protocol
IOP 0:0a851a60b7a6 341
IOP 0:0a851a60b7a6 342 printf("\nParse Method:%s",sMethod);
IOP 0:0a851a60b7a6 343 printf("\nParse URL:%s",sURL);
IOP 0:0a851a60b7a6 344 printf("\nParse PROTOCOL:%s",sProtocol);
IOP 0:0a851a60b7a6 345 printf("\n\r\n");
IOP 0:0a851a60b7a6 346 }
IOP 0:0a851a60b7a6 347
IOP 0:0a851a60b7a6 348 int processHTTP(char* sMethod, char* sURL, char* sProtocol)
IOP 0:0a851a60b7a6 349 {
IOP 0:0a851a60b7a6 350 int gdi, gfi; //status of get_dir_info(xxx), and get_file_info(xxx)
IOP 0:0a851a60b7a6 351
IOP 0:0a851a60b7a6 352 if (strcmp(sMethod,"GET")!=0) {
IOP 0:0a851a60b7a6 353 send_HTML_error( 501, "501 Not Implemented", "501 - The server either does not recognize the request method");
IOP 0:0a851a60b7a6 354 return 501;
IOP 0:0a851a60b7a6 355 }
IOP 0:0a851a60b7a6 356 if (sURL[0]!= '/') {
IOP 0:0a851a60b7a6 357 send_HTML_error( 400, "Bad Request", "400 - The request cannot be fulfilled due to bad syntax.");
IOP 0:0a851a60b7a6 358 return 400;
IOP 0:0a851a60b7a6 359 }
IOP 0:0a851a60b7a6 360 if (sURL[strlen(sURL)-1]=='/') {
IOP 0:0a851a60b7a6 361 sURL[strlen(sURL)-1]=sURL[strlen(sURL)]; //delete last symbol
IOP 0:0a851a60b7a6 362 if (EnDebugMSG)
IOP 0:0a851a60b7a6 363 printf("\n delete last:%s",sURL);
IOP 0:0a851a60b7a6 364 }
IOP 0:0a851a60b7a6 365 gdi= get_dirInfo(sURL);
IOP 0:0a851a60b7a6 366 gfi= get_fileInfo(sURL);
IOP 0:0a851a60b7a6 367 if (gfi!=0) { //!=0 file not found
IOP 0:0a851a60b7a6 368 if (gdi==0) { //0-ok this is directory
IOP 0:0a851a60b7a6 369 return send_directory(sURL);
IOP 0:0a851a60b7a6 370 }
IOP 0:0a851a60b7a6 371 if (EnDebugMSG)
IOP 0:0a851a60b7a6 372 printf("\n404-br File not found or...(Fresult is:%d)",gfi);
IOP 0:0a851a60b7a6 373 send_HTML_error( 404, "Not Found","404 - The requested resource could not be found.");
IOP 0:0a851a60b7a6 374 return 404;
IOP 0:0a851a60b7a6 375 } else { //==0 found
IOP 0:0a851a60b7a6 376 if (gdi==0) //0-ok this is directory
IOP 0:0a851a60b7a6 377 return send_directory(sURL);
IOP 0:0a851a60b7a6 378 else
IOP 0:0a851a60b7a6 379 return send_file(sURL);
IOP 0:0a851a60b7a6 380 }
IOP 0:0a851a60b7a6 381 }
IOP 0:0a851a60b7a6 382
IOP 0:0a851a60b7a6 383 int main()
IOP 0:0a851a60b7a6 384 {
IOP 0:0a851a60b7a6 385 uint8_t MAC_Addr[6] = {0x00, 0x08, 0xDC, 0x00, 0x01, 0x02};
IOP 0:0a851a60b7a6 386 ledTick.attach(&ledTickfunc,0.5);
IOP 0:0a851a60b7a6 387 //ledTick.detach();
IOP 0:0a851a60b7a6 388 //setup ethernet interface
IOP 0:0a851a60b7a6 389 //eth.init(); //Use DHCP
IOP 0:0a851a60b7a6 390 eth.init(MAC_Addr,IP,MASK,GATEWAY); //MAC,IP,mask,Gateway
IOP 0:0a851a60b7a6 391 eth.connect();
IOP 0:0a851a60b7a6 392 printf("IP Address is %s\n\r", eth.getIPAddress());
IOP 0:0a851a60b7a6 393
IOP 0:0a851a60b7a6 394 //setup tcp socket
IOP 0:0a851a60b7a6 395 if(svr.bind(PORT)< 0) {
IOP 0:0a851a60b7a6 396 printf("tcp server bind failed.\n\r");
IOP 0:0a851a60b7a6 397 return -1;
IOP 0:0a851a60b7a6 398 } else {
IOP 0:0a851a60b7a6 399 printf("tcp server bind successed.\n\r");
IOP 0:0a851a60b7a6 400 serverIsListened = true;
IOP 0:0a851a60b7a6 401 }
IOP 0:0a851a60b7a6 402
IOP 0:0a851a60b7a6 403 if(svr.listen(1) < 0) {
IOP 0:0a851a60b7a6 404 printf("tcp server listen failed.\n\r");
IOP 0:0a851a60b7a6 405 return -1;
IOP 0:0a851a60b7a6 406 } else {
IOP 0:0a851a60b7a6 407 printf("tcp server is listening...\n\r");
IOP 0:0a851a60b7a6 408 }
IOP 0:0a851a60b7a6 409
IOP 0:0a851a60b7a6 410 //listening for http GET request
IOP 0:0a851a60b7a6 411 while (serverIsListened) {
IOP 0:0a851a60b7a6 412 //blocking mode(never timeout)
IOP 0:0a851a60b7a6 413 if(svr.accept(client)<0) {
IOP 0:0a851a60b7a6 414 printf("failed to accept connection.\n\r");
IOP 0:0a851a60b7a6 415 }
IOP 1:a878f7545221 416 else if (take_picture) { // take a picture function
IOP 0:0a851a60b7a6 417 printf("start taking a picture\r\n");
IOP 1:a878f7545221 418
IOP 0:0a851a60b7a6 419 sync();
IOP 1:a878f7545221 420 test_jpeg_snapshot_picture();
IOP 1:a878f7545221 421
IOP 0:0a851a60b7a6 422 take_picture = 0;
IOP 0:0a851a60b7a6 423 }else {
IOP 0:0a851a60b7a6 424 //client.set_blocking(false,5000); //5000=5sec
IOP 0:0a851a60b7a6 425 printf("connection success!\n\rIP: %s\n\r",client.get_address());
IOP 0:0a851a60b7a6 426 clientIsConnected = true;
IOP 0:0a851a60b7a6 427 led2 = true;
IOP 0:0a851a60b7a6 428 while(clientIsConnected) {
IOP 0:0a851a60b7a6 429 char buffer[1024] = {};
IOP 0:0a851a60b7a6 430 switch(client.receive(buffer, 1023)) {
IOP 0:0a851a60b7a6 431 case 0:
IOP 0:0a851a60b7a6 432 printf("recieved buffer is empty.\n\r");
IOP 0:0a851a60b7a6 433 clientIsConnected = false;
IOP 0:0a851a60b7a6 434 break;
IOP 0:0a851a60b7a6 435 case -1:
IOP 0:0a851a60b7a6 436 printf("failed to read data from client.\n\r");
IOP 0:0a851a60b7a6 437 clientIsConnected = false;
IOP 0:0a851a60b7a6 438 break;
IOP 0:0a851a60b7a6 439 default:
IOP 0:0a851a60b7a6 440 printf("Recieved Data: %d\n\r\n\r%.*s\n\r",strlen(buffer),strlen(buffer),buffer);
IOP 0:0a851a60b7a6 441 parseHTTPRequest(buffer);
IOP 0:0a851a60b7a6 442 //if(buffer[0] == 'G' && buffer[1] == 'E' && buffer[2] == 'T' ) {
IOP 0:0a851a60b7a6 443 if (strcmp(sMethod, "GET" ) == 0 ) {
IOP 0:0a851a60b7a6 444 printf("GET request incomming.\n\r");
IOP 0:0a851a60b7a6 445 processHTTP(sMethod, sURL, sProtocol);
IOP 0:0a851a60b7a6 446 clientIsConnected = false;
IOP 0:0a851a60b7a6 447 }//if get
IOP 0:0a851a60b7a6 448 break;
IOP 0:0a851a60b7a6 449 } //switch
IOP 0:0a851a60b7a6 450 //ledTick.attach(&ledTickfunc,0.5);
IOP 0:0a851a60b7a6 451 }//while
IOP 0:0a851a60b7a6 452 printf("close connection.\n\rHTTP server is listening...\n\r\n");
IOP 0:0a851a60b7a6 453 client.close();
IOP 0:0a851a60b7a6 454 wait(0.05);
IOP 0:0a851a60b7a6 455
IOP 0:0a851a60b7a6 456 led2 = false;
IOP 0:0a851a60b7a6 457 }
IOP 0:0a851a60b7a6 458 }
IOP 0:0a851a60b7a6 459
IOP 0:0a851a60b7a6 460 }