ppp for lpc1768 with phs bridge

Dependencies:   AbitModemInterface mbed-rtos mbed

Files at this revision

API Documentation at this revision

Comitter:
phsfan
Date:
Wed Jul 01 01:01:10 2015 +0000
Commit message:
test build;

Changed in this revision

AbitModemInterface.lib Show annotated file Show diff for this revision Revisions of this file
TinyHTTP.cpp Show annotated file Show diff for this revision Revisions of this file
TinyHTTP.h Show annotated file Show diff for this revision Revisions of this file
main.cpp Show annotated file Show diff for this revision Revisions of this file
mbed-rtos.lib Show annotated file Show diff for this revision Revisions of this file
mbed.bld Show annotated file Show diff for this revision Revisions of this file
diff -r 000000000000 -r fab2fa3c525b AbitModemInterface.lib
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/AbitModemInterface.lib	Wed Jul 01 01:01:10 2015 +0000
@@ -0,0 +1,1 @@
+http://developer.mbed.org/users/phsfan/code/AbitModemInterface/#f5bcfb224067
diff -r 000000000000 -r fab2fa3c525b TinyHTTP.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/TinyHTTP.cpp	Wed Jul 01 01:01:10 2015 +0000
@@ -0,0 +1,124 @@
+/*
+ * mbed Tiny HTTP Client for Ethernet Interface Library
+ * Copyright (c) 2012 Hiroshi Suga
+ * Released under the MIT License: http://mbed.org/license/mit
+ */
+
+/** @file
+ * @brief Tiny HTTP Client
+ */
+
+#include "mbed.h"
+#include "TinyHTTP.h"
+#include "TCPSocketConnection.h"
+#include <ctype.h>
+
+//#define DEBUG
+
+// Copyright (c) 2010 Donatien Garnier (donatiengar [at] gmail [dot] com)
+int base64enc(const char *input, unsigned int length, char *output, int len) {
+  static const char base64[] = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
+  unsigned int c, c1, c2, c3;
+
+  if (len < ((((length-1)/3)+1)<<2)) return -1;
+  for(unsigned int i = 0, j = 0; i<length; i+=3,j+=4) {
+    c1 = ((((unsigned char)*((unsigned char *)&input[i]))));
+    c2 = (length>i+1)?((((unsigned char)*((unsigned char *)&input[i+1])))):0;
+    c3 = (length>i+2)?((((unsigned char)*((unsigned char *)&input[i+2])))):0;
+
+    c = ((c1 & 0xFC) >> 2);
+    output[j+0] = base64[c];
+    c = ((c1 & 0x03) << 4) | ((c2 & 0xF0) >> 4);
+    output[j+1] = base64[c];
+    c = ((c2 & 0x0F) << 2) | ((c3 & 0xC0) >> 6);
+    output[j+2] = (length>i+1)?base64[c]:'=';
+    c = (c3 & 0x3F);
+    output[j+3] = (length>i+2)?base64[c]:'=';
+  }
+  output[(((length-1)/3)+1)<<2] = '\0';
+  return 0;
+}
+
+// Copyright (c) 2010 Donatien Garnier (donatiengar [at] gmail [dot] com)
+int urlencode(char *str, char *buf, int len) {
+  static const char to_hex[] = "0123456789ABCDEF";
+//  char *pstr = str, *buf = (char*)malloc(strlen(str) * 3 + 1), *pbuf = buf;
+  char *pstr = str, *pbuf = buf;
+
+  if (len < (strlen(str) * 3 + 1)) return -1;
+  while (*pstr) {
+    if (isalnum(*pstr) || *pstr == '-' || *pstr == '_' || *pstr == '.' || *pstr == '~') {
+      *pbuf++ = *pstr;
+    } else if (*pstr == ' ') {
+      *pbuf++ = '+';
+    } else { 
+      *pbuf++ = '%';
+      *pbuf++ = to_hex[(*pstr >> 4) & 0x0f];
+      *pbuf++ = to_hex[*pstr & 0x0f];
+    }
+    pstr++;
+  }
+  *pbuf = '\0';
+  return 0;
+}
+
+void createauth (char *user, char *pwd, char *buf, int len) {
+    char tmp[80];
+
+    strncpy(buf, "Authorization: Basic ", len);
+    snprintf(tmp, sizeof(tmp), "%s:%s", user, pwd);
+    base64enc(tmp, strlen(tmp), &buf[strlen(buf)], len - strlen(buf));
+    strncat(buf, "\r\n", len - strlen(buf));
+}
+
+int httpRequest (int method, char *host, int port, char *uri, char *head, char *body, onHttpReceiveFunc func) {
+    char buf[1500];
+    int i, ret = -1;
+
+    TCPSocketConnection socket;
+    if (socket.connect(host, port) < 0)  goto exit;
+
+#ifdef DEBUG
+        printf("connected\r\n");
+#endif
+
+    // send request
+    if (method == METHOD_POST) {
+        socket.send_all("POST ", 5);
+    } else {
+        socket.send_all("GET ", 4);
+    }
+    socket.send_all(uri, strlen(uri));
+    socket.send_all(" HTTP/1.1\r\nHost: ", 17);
+    socket.send_all(host, strlen(host));
+    socket.send_all("\r\n", 2);
+    socket.send_all("application/x-www-form-urlencoded\r\n", 35);
+    socket.send_all("Connection: close\r\n", 19);
+    if (head) {
+        socket.send_all(head, strlen(head));
+    }
+    if (method == METHOD_POST) {
+        sprintf(buf, "Content-Length: %d\r\n", strlen(body));
+        socket.send_all(buf, strlen(buf));
+    }
+    socket.send_all("\r\n", 2);
+
+    // post method
+    if (method == METHOD_POST && body) {
+        socket.send_all(body, strlen(body));
+    }
+
+    // recv
+    for (;;) {
+        i = socket.receive(buf, sizeof(buf) - 1);
+        if (i == 0) break;
+
+        if (func != NULL) func(buf, i);
+    }
+    ret = 0;
+
+exit:
+    socket.close();
+
+    return ret;
+}
diff -r 000000000000 -r fab2fa3c525b TinyHTTP.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/TinyHTTP.h	Wed Jul 01 01:01:10 2015 +0000
@@ -0,0 +1,40 @@
+/*
+ * mbed Tiny HTTP Client for Ethernet Interface Library
+ * Copyright (c) 2012 Hiroshi Suga
+ * Released under the MIT License: http://mbed.org/license/mit
+ */
+
+/** @file
+ * @brief Tiny HTTP Client
+ */
+
+#ifndef TinyHTTP_h
+#define TinyHTTP_h
+
+#include "mbed.h"
+
+#define HTTP_PORT 80
+#define HTTP_TIMEOUT 3000 // ms
+
+#define METHOD_GET 0
+#define METHOD_POST 1
+
+typedef void (*onHttpReceiveFunc)(char *buf, int len);
+
+/** send http request
+ * @param method METHOD_GET or METHOD_POST
+ * @param host http server
+ * @param uri URI
+ * @param head http header (CR+LF) (or NULL)
+ * @param body POST body (or NULL)
+ * @return http code, -1:failue
+ */
+int httpRequest (int method, char *host, int port, char *uri, char *head, char *body, onHttpReceiveFunc func);
+
+void createauth (char *user, char *pwd, char *buf, int len);
+
+int base64enc(const char *input, unsigned int length, char *output, int len);
+
+int urlencode(char *str, char *buf, int len);
+
+#endif
diff -r 000000000000 -r fab2fa3c525b main.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Wed Jul 01 01:01:10 2015 +0000
@@ -0,0 +1,90 @@
+#include "mbed.h"
+#include "AbitModemInterface.h"
+#include <new>
+#include "TinyHTTP.h"
+
+//#define BAUD 120000
+#define BAUD 9600
+
+Serial pc(USBTX, USBRX);
+DigitalOut rts(p11);
+
+void no_memory () {
+    error("no_memory\r\n");
+    exit(-1);
+}
+
+void onrecv (char *buf, int len) {
+    int i;
+    pc.printf("recv: ");
+    for (i = 0; i < len; i ++) {
+        pc.putc(buf[i]);
+    }
+}
+
+void ppp(void const*) // PPP
+{
+    AbitModemInterface modem(p13, p14, NC, NC, p12, BAUD); // tx, rx, cts, rtx, reset
+
+    printf("connect\r\n");
+    int ret = modem.connect("prin", "prin");
+    if(ret) {
+      printf("Could not connect\r\n");
+      return;
+    }
+
+    printf("IP Address %s\r\n", modem.getIPAddress());
+
+    //GET data
+    printf("Trying to fetch page...\r\n");
+    httpRequest(METHOD_GET, "developer.mbed.org", 80, "/media/uploads/phsfan/hello.txt", NULL, NULL, &onrecv);
+    printf("\r\n");
+
+    Thread::wait(5000);
+
+    printf("exit\r\n");
+    modem.disconnect();  
+}
+
+void sm(void const*) // short mail (SMS)
+{
+    AbitModemInterface modem(p13, p14, NC, NC, p12, BAUD); // tx, rx, cts, rtx, reset
+
+    modem.sendSM("07012345678", "Hello");
+
+    while(true)
+    {
+        char num[17];
+        char msg[64];
+
+        int ret = modem.getSM(num, msg, 64);
+        if (!ret) {
+          printf("%s : %s\n", num, msg);
+        }
+    
+        Thread::wait(3000);
+    }
+}
+
+int main() {
+  set_new_handler(no_memory);
+
+  pc.baud(115200); 
+  pc.printf("** PHS\r\n");
+  Thread::wait(1000);  
+  rts = 0;
+
+  Thread testTask(ppp, NULL, osPriorityNormal, 1024 * 4);
+//  Thread smTask(sm, NULL, osPriorityNormal, 1024 * 4);
+  DigitalOut led(LED1);
+  while(1)
+  {
+    led=!led;
+    Thread::wait(1000);  
+  }
+}
+
+extern "C"
+void HardFault_Handler() {
+    error("Hard Fault!\r\n");
+}
diff -r 000000000000 -r fab2fa3c525b mbed-rtos.lib
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mbed-rtos.lib	Wed Jul 01 01:01:10 2015 +0000
@@ -0,0 +1,1 @@
+http://mbed.org/users/mbed_official/code/mbed-rtos/#ef0a22cdf839
diff -r 000000000000 -r fab2fa3c525b mbed.bld
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mbed.bld	Wed Jul 01 01:01:10 2015 +0000
@@ -0,0 +1,1 @@
+http://mbed.org/users/mbed_official/code/mbed/builds/487b796308b0
\ No newline at end of file