thomasgds changed
Dependencies: SDFileSystem WIZnetInterface mbed-dev
Fork of HTTP_SDCard_File_Server_WIZwiki-W7500P by
Diff: main.cpp
- Revision:
- 0:48575e6a55f9
- Child:
- 1:b1028771b336
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/main.cpp Fri Jul 15 08:01:43 2016 +0000 @@ -0,0 +1,173 @@ +#include "mbed.h" +#include "EthernetInterface.h" +#include "SDFileSystem.h" +#include <stdio.h> +#include <string.h> + + +#define MAC "\x00\x08\xDC\x11\x34\x78" +#define IP "192.168.1.210" +#define MASK "255.255.255.0" +#define GATEWAY "192.168.1.1" + +#define HTTPD_SERVER_PORT 80 +#define HTTPD_MAX_REQ_LENGTH 1023 +#define HTTPD_MAX_HDR_LENGTH 255 +#define HTTPD_MAX_FNAME_LENGTH 127 +#define HTTPD_MAX_DNAME_LENGTH 127 + +Serial uart(PA_13,PA_14); + +//SDFileSystem sd(p5, p6, p7, p8, "sd"); // LPC1768 MBD2PMD +//SDFileSystem sd(P0_18, P0_17, P0_15, P0_16, "sd"); // Seeeduino Arch Pro SPI2SD +//SDFileSystem sd(PTE3, PTE1, PTE2, PTE4, "sd"); // K64F +SDFileSystem sd(PB_3, PB_2, PB_1, PB_0, "sd"); // WIZwiki-W7500 + +EthernetInterface eth; +TCPSocketServer server; +TCPSocketConnection client; + +char buffer[HTTPD_MAX_REQ_LENGTH+1]; +char httpHeader[HTTPD_MAX_HDR_LENGTH+1]; +char fileName[HTTPD_MAX_FNAME_LENGTH+1]; +char dirName[HTTPD_MAX_DNAME_LENGTH+1]; +char *uristr; +char *eou; +char *qrystr; + +FILE *fp; +int rdCnt; + +DigitalOut led1(D10); //server listning status +DigitalOut led2(D11); //socket connecting status + +Ticker ledTick; + +void ledTickfunc() +{ + led1 = !led1; +} + + + +void getFile(char* uri) +{ + uart.printf("getFile %s\n", uri); + char *lstchr = strrchr(uri, NULL) -1; + if ('/' == *lstchr) { + uart.printf("Open directory /sd%s\r\n", uri); + *lstchr = 0; + sprintf(fileName, "/sd%s", uri); + DIR *d = opendir(fileName); + if (d != NULL) { + sprintf(httpHeader,"HTTP/1.1 200 OK\r\nContent-Type: text/html\r\nConnection: Close\r\n\r\n"); + client.send(httpHeader,strlen(httpHeader)); + sprintf(httpHeader,"<html><head><title>Directory Listing</title></head><body><h1>%s Directory Listing</h1><ul>", uri); + client.send(httpHeader,strlen(httpHeader)); + struct dirent *p; + while((p = readdir(d)) != NULL) { + sprintf(dirName, "%s/%s", fileName, p->d_name); + uart.printf("%s\n", dirName); + DIR *subDir = opendir(dirName); + if (subDir != NULL) { + sprintf(httpHeader,"<li><a href=\"./%s/\">%s/</a></li>", p->d_name, p->d_name); + } else { + sprintf(httpHeader,"<li><a href=\"./%s\">%s</a></li>", p->d_name, p->d_name); + } + client.send(httpHeader,strlen(httpHeader)); + } + } + closedir(d); + uart.printf("Directory closed\r\n"); + sprintf(httpHeader,"</ul></body></html>"); + client.send(httpHeader,strlen(httpHeader)); + } else { + sprintf(fileName, "/sd%s", uri); + fp = fopen(fileName, "r"); + if (fp == NULL) { + uart.printf("File not found\r\n"); + sprintf(httpHeader,"HTTP/1.1 404 Not Found \r\nContent-Type: text\r\nConnection: Close\r\n\r\n"); + client.send(httpHeader,strlen(httpHeader)); + client.send(uri,strlen(uri)); + } else { + uart.printf("Sending: header"); + sprintf(httpHeader,"HTTP/1.1 200 OK\r\nContent-Type: text/html\r\nConnection: Close\r\n\r\n"); + client.send(httpHeader,strlen(httpHeader)); + uart.printf(" file"); + while ((rdCnt = fread(buffer, sizeof( char ), 1024, fp)) == 1024) { + client.send(buffer, rdCnt); + uart.printf("."); + } + client.send(buffer, rdCnt); + fclose(fp); + uart.printf("done\r\n"); + } + } +} + +int main (void) +{ + ledTick.attach(&ledTickfunc,0.5); +// Serial Interface eth; + uart.baud(115200); + uart.printf("Initializing\r\n"); + +// Check File System + uart.printf("Checking File System\r\n"); + DIR *d = opendir("/sd/"); + if (d != NULL) { + uart.printf("SD Card Present\r\n"); + } else { + uart.printf("SD Card Root Directory Not Found\r\n"); + } + +// EthernetInterface eth; + uart.printf("Initializing Ethernet\r\n"); + //eth.init(); //Use DHCP + //eth.init((uint8_t*)MAC); // Use DHCP for WIZnetInterface + eth.init((uint8_t*)MAC,IP,MASK,GATEWAY); //IP,mask,Gateway + uart.printf("Connecting\r\n"); + eth.connect(); + uart.printf("IP Address is %s\r\n", eth.getIPAddress()); + +// TCPSocketServer server; + server.bind(HTTPD_SERVER_PORT); + server.listen(); + uart.printf("Server Listening\r\n"); + + while (true) { + uart.printf("\nWait for new connection...\r\n"); + server.accept(client); + client.set_blocking(false, 1500); // Timeout after (1.5)s + + uart.printf("Connection from: %s\r\n", client.get_address()); + while (true) { + led2 = true; + int n = client.receive(buffer, sizeof(buffer)); + if (n <= 0) break; + uart.printf("Recieved Data: %d\r\n\r\n%.*s\r\n",n,n,buffer); + if (n >= 1024) { + sprintf(httpHeader,"HTTP/1.1 413 Request Entity Too Large \r\nContent-Type: text\r\nConnection: Close\r\n\r\n"); + client.send(httpHeader,strlen(httpHeader)); + client.send(buffer,n); + break; + } else { + buffer[n]=0; + } + if (!strncmp(buffer, "GET ", 4)) { + uristr = buffer + 4; + eou = strstr(uristr, " "); + if (eou == NULL) { + sprintf(httpHeader,"HTTP/1.1 400 Bad Request \r\nContent-Type: text\r\nConnection: Close\r\n\r\n"); + client.send(httpHeader,strlen(httpHeader)); + client.send(buffer,n); + } else { + *eou = 0; + getFile(uristr); + } + } + } + led2 = false; + client.close(); + } +}