Sivan Toledo / Mbed 2 deprecated Sync

Student project by David Berlin and Boris Dogadov made for the Embedded Systems Workshop course given in Tel-Aviv University on 2010 by Sivan Toledo. Visit the project website for more details: http://davidberlin.co.il/sadna/ .

Dependencies:   EthernetNetIf NTPClient_NetServices mbed HTTPServer HTTPClient CyaSSL

Dropbox/Dropbox.cpp@1:b05231650f32, 2011-04-25 (annotated)

Committer:
sivan_toledo
Date:
Mon Apr 25 12:31:46 2011 +0000
Revision:
1:b05231650f32
Parent:
0:3e7d6f496a67 

        

        
Who changed what in which revision?

        

            
                
UserRevisionLine numberNew contents of line

            
            


sivan_toledo

1:b05231650f32


     1

#include "Dropbox.h"





sivan_toledo

1:b05231650f32


     2

#include "HTTPClient.h"





sivan_toledo

1:b05231650f32


     3

#include "HTTPFileSender.h"





sivan_toledo

1:b05231650f32


     4

#include "base64.h"





sivan_toledo

1:b05231650f32


     5

#include "url.h"





sivan_toledo

1:b05231650f32


     6

#include "ctc_hmac.h"





sivan_toledo

1:b05231650f32


     7

#include "NTPClient.h"





sivan_toledo

1:b05231650f32


     8

#include "HTTPData.h"





sivan_toledo

1:b05231650f32


     9







sivan_toledo

1:b05231650f32


    10

// NET





sivan_toledo

1:b05231650f32


    11

NTPClient ntpClient;





sivan_toledo

1:b05231650f32


    12

HTTPResult result;





sivan_toledo

1:b05231650f32


    13







sivan_toledo

1:b05231650f32


    14

// Dropbox





sivan_toledo

1:b05231650f32


    15

string consumer_token = "p4t8cn8b3ddci2d";





sivan_toledo

1:b05231650f32


    16

string consumer_token_secret = "wtib99x350qo5l6";





sivan_toledo

1:b05231650f32


    17

char token[16] = {0};





sivan_toledo

1:b05231650f32


    18

char token_secret[16] = {0};





sivan_toledo

1:b05231650f32


    19

volatile bool completed = false;





sivan_toledo

1:b05231650f32


    20

int v = 6000;





sivan_toledo

1:b05231650f32


    21

char buffer[1024] = {0};





sivan_toledo

1:b05231650f32


    22







sivan_toledo

1:b05231650f32


    23

Timer timer;





sivan_toledo

1:b05231650f32


    24







sivan_toledo

1:b05231650f32


    25

extern DigitalOut led1;





sivan_toledo

1:b05231650f32


    26

extern DigitalOut led3;





sivan_toledo

1:b05231650f32


    27

extern void USBLoop();





sivan_toledo

1:b05231650f32


    28







sivan_toledo

1:b05231650f32


    29

void request_callback(HTTPResult r)





sivan_toledo

1:b05231650f32


    30

{





sivan_toledo

1:b05231650f32


    31

  result = r;





sivan_toledo

1:b05231650f32


    32

  completed = true;





sivan_toledo

1:b05231650f32


    33

}





sivan_toledo

1:b05231650f32


    34







sivan_toledo

1:b05231650f32


    35

bool dropbox_getToken(char* username, char* password)





sivan_toledo

1:b05231650f32


    36

{





sivan_toledo

1:b05231650f32


    37

    HTTPText data;





sivan_toledo

1:b05231650f32


    38

    HTTPClient client;





sivan_toledo

1:b05231650f32


    39

    





sivan_toledo

1:b05231650f32


    40

    /* Request Token */ 





sivan_toledo

1:b05231650f32


    41

    printf("Requesting token\r\n");





sivan_toledo

1:b05231650f32


    42

    





sivan_toledo

1:b05231650f32


    43

    char request[128] = {0};





sivan_toledo

1:b05231650f32


    44

    sprintf(request,





sivan_toledo

1:b05231650f32


    45

            "http://api.getdropbox.com/0/token?oauth_consumer_key=p4t8cn8b3ddci2d&email=%s&password=%s",





sivan_toledo

1:b05231650f32


    46

            username,





sivan_toledo

1:b05231650f32


    47

            password);





sivan_toledo

1:b05231650f32


    48

    





sivan_toledo

1:b05231650f32


    49

    printf(request);





sivan_toledo

1:b05231650f32


    50

    HTTPResult result = client.get(request, &data);





sivan_toledo

1:b05231650f32


    51

                                   





sivan_toledo

1:b05231650f32


    52

    if (result != HTTP_OK)





sivan_toledo

1:b05231650f32


    53

    {





sivan_toledo

1:b05231650f32


    54

        printf("R: %d", result);





sivan_toledo

1:b05231650f32


    55

        return false;





sivan_toledo

1:b05231650f32


    56

    }





sivan_toledo

1:b05231650f32


    57

    





sivan_toledo

1:b05231650f32


    58

    const char *dataContent = data.gets();    





sivan_toledo

1:b05231650f32


    59







sivan_toledo

1:b05231650f32


    60

    memcpy(token, dataContent + 11, 15); 





sivan_toledo

1:b05231650f32


    61

    memcpy(token_secret, dataContent + 40, 15); 





sivan_toledo

1:b05231650f32


    62

    





sivan_toledo

1:b05231650f32


    63

    printf("Got token %s %s %s\r\n", dataContent, token, token_secret);





sivan_toledo

1:b05231650f32


    64

    





sivan_toledo

1:b05231650f32


    65

    return true;





sivan_toledo

1:b05231650f32


    66

}





sivan_toledo

1:b05231650f32


    67







sivan_toledo

1:b05231650f32


    68

bool dropbox_syncTime()





sivan_toledo

1:b05231650f32


    69

{





sivan_toledo

1:b05231650f32


    70

    /* Get Time */





sivan_toledo

1:b05231650f32


    71

    printf("Synchronizing time\r\n");





sivan_toledo

1:b05231650f32


    72

    Host server(IpAddr(), 123, "0.pool.ntp.org");





sivan_toledo

1:b05231650f32


    73

    NTPResult result = ntpClient.setTime(server);





sivan_toledo

1:b05231650f32


    74

    





sivan_toledo

1:b05231650f32


    75

    //srand(time(NULL));





sivan_toledo

1:b05231650f32


    76

    





sivan_toledo

1:b05231650f32


    77

    return (result == NTP_OK);





sivan_toledo

1:b05231650f32


    78

}





sivan_toledo

1:b05231650f32


    79







sivan_toledo

1:b05231650f32


    80

bool dropbox_upload(string srcFile, string dstFile)





sivan_toledo

1:b05231650f32


    81

{    





sivan_toledo

1:b05231650f32


    82

    HTTPClient client;





sivan_toledo

1:b05231650f32


    83

    string dst = dstFile;





sivan_toledo

1:b05231650f32


    84

    





sivan_toledo

1:b05231650f32


    85

    time_t currentTime = time(NULL);





sivan_toledo

1:b05231650f32


    86

      





sivan_toledo

1:b05231650f32


    87

    v++; //= (rand() % 9999999) + 1000;





sivan_toledo

1:b05231650f32


    88







sivan_toledo

1:b05231650f32


    89

    //printf("T: %d NONCE: %d\r\n", currentTime, v); 





sivan_toledo

1:b05231650f32


    90

    





sivan_toledo

1:b05231650f32


    91

    memset(buffer, 0x00, 1024);





sivan_toledo

1:b05231650f32


    92

    sprintf(buffer, 





sivan_toledo

1:b05231650f32


    93

            "POST&http%%3A%%2F%%2Fapi-content.dropbox.com%%2F0%%2Ffiles%%2Fdropbox%%2F&file%%3D%s%%26oauth_consumer_key%%3D%s%%26oauth_nonce%%3D%d%%26oauth_signature_method%%3DHMAC-SHA1%%26oauth_timestamp%%3D%d%%26oauth_token%%3D%s",





sivan_toledo

1:b05231650f32


    94

            dst.c_str(),





sivan_toledo

1:b05231650f32


    95

            consumer_token.c_str(),





sivan_toledo

1:b05231650f32


    96

            v,





sivan_toledo

1:b05231650f32


    97

            currentTime,





sivan_toledo

1:b05231650f32


    98

            token);





sivan_toledo

1:b05231650f32


    99

   





sivan_toledo

1:b05231650f32


   100

    //printf("Sig: %s %d\n\r", buffer, strlen(buffer)); 





sivan_toledo

1:b05231650f32


   101

              





sivan_toledo

1:b05231650f32


   102

    string key = consumer_token_secret + "&" + token_secret;





sivan_toledo

1:b05231650f32


   103

    





sivan_toledo

1:b05231650f32


   104

    //printf("Key: %s %d\n\r", key.c_str(), key.size()); 





sivan_toledo

1:b05231650f32


   105

    





sivan_toledo

1:b05231650f32


   106

    byte hash[SHA_DIGEST_SIZE];





sivan_toledo

1:b05231650f32


   107

    Hmac hmac;





sivan_toledo

1:b05231650f32


   108

    HmacSetKey(&hmac, SHA, (const byte*)key.c_str(), key.size());





sivan_toledo

1:b05231650f32


   109

    HmacUpdate(&hmac, (const byte*)buffer, strlen(buffer));





sivan_toledo

1:b05231650f32


   110

    HmacFinal(&hmac, hash);





sivan_toledo

1:b05231650f32


   111







sivan_toledo

1:b05231650f32


   112

    char sig[128] = {0};





sivan_toledo

1:b05231650f32


   113

    base64enc((char*)hash, SHA_DIGEST_SIZE, sig);





sivan_toledo

1:b05231650f32


   114







sivan_toledo

1:b05231650f32


   115

    char *encodedSig = url_encode(sig);





sivan_toledo

1:b05231650f32


   116

    





sivan_toledo

1:b05231650f32


   117

    memset(buffer, 0x00, 1024);





sivan_toledo

1:b05231650f32


   118

    sprintf(buffer, 





sivan_toledo

1:b05231650f32


   119

            "http://api-content.dropbox.com/0/files/dropbox/?file=%s&oauth_consumer_key=%s&oauth_nonce=%d&oauth_timestamp=%d&oauth_token=%s&oauth_signature_method=HMAC-SHA1&oauth_signature=%s",





sivan_toledo

1:b05231650f32


   120

            dst.c_str(),





sivan_toledo

1:b05231650f32


   121

            consumer_token.c_str(),





sivan_toledo

1:b05231650f32


   122

            v,





sivan_toledo

1:b05231650f32


   123

            currentTime,





sivan_toledo

1:b05231650f32


   124

            token,





sivan_toledo

1:b05231650f32


   125

            encodedSig);





sivan_toledo

1:b05231650f32


   126

            





sivan_toledo

1:b05231650f32


   127

    //printf("Req: %s %d\n\r", buffer, strlen(buffer));





sivan_toledo

1:b05231650f32


   128







sivan_toledo

1:b05231650f32


   129

    HTTPFileSender httpFile(srcFile.c_str(), dst.c_str());





sivan_toledo

1:b05231650f32


   130







sivan_toledo

1:b05231650f32


   131

    HTTPText res;





sivan_toledo

1:b05231650f32


   132







sivan_toledo

1:b05231650f32


   133

    //client.setTimeout(5000);





sivan_toledo

1:b05231650f32


   134

    





sivan_toledo

1:b05231650f32


   135

    completed = false;





sivan_toledo

1:b05231650f32


   136

    HTTPResult postResult = client.post(buffer, httpFile, &res, request_callback);





sivan_toledo

1:b05231650f32


   137

    





sivan_toledo

1:b05231650f32


   138

    timer.start();





sivan_toledo

1:b05231650f32


   139

    





sivan_toledo

1:b05231650f32


   140

    while (!completed)





sivan_toledo

1:b05231650f32


   141

    {





sivan_toledo

1:b05231650f32


   142

        led1 = (timer.read_ms() % 250) >= 125;





sivan_toledo

1:b05231650f32


   143

        USBLoop();





sivan_toledo

1:b05231650f32


   144

        Net::poll();





sivan_toledo

1:b05231650f32


   145

    }





sivan_toledo

1:b05231650f32


   146

    





sivan_toledo

1:b05231650f32


   147

    timer.stop();





sivan_toledo

1:b05231650f32


   148

    timer.reset();





sivan_toledo

1:b05231650f32


   149

    





sivan_toledo

1:b05231650f32


   150

    led1 = 1;





sivan_toledo

1:b05231650f32


   151

    





sivan_toledo

1:b05231650f32


   152

    printf("Res: %s %d %d\n\r", res.gets(), postResult, result);





sivan_toledo

1:b05231650f32


   153

    





sivan_toledo

1:b05231650f32


   154

    free(encodedSig);





sivan_toledo

1:b05231650f32


   155

    





sivan_toledo

1:b05231650f32


   156

    return (result == HTTP_OK);





sivan_toledo

1:b05231650f32


   157

}





sivan_toledo

1:b05231650f32


   158







sivan_toledo

1:b05231650f32


   159

bool send_email(char* email)





sivan_toledo

1:b05231650f32


   160

{





sivan_toledo

1:b05231650f32


   161

    HTTPText txt;





sivan_toledo

1:b05231650f32


   162

    HTTPClient client;





sivan_toledo

1:b05231650f32


   163

    //char request[128] = "http://www.davidberlin.co.il/mail.php?pass=borisdavid&email=";    





sivan_toledo

1:b05231650f32


   164

    //strcpy(request + 60, email);





sivan_toledo

1:b05231650f32


   165

    char request[128] = "http://holev.com/hello.txt";





sivan_toledo

1:b05231650f32


   166

    





sivan_toledo

1:b05231650f32


   167

    //printf(request);





sivan_toledo

1:b05231650f32


   168

    





sivan_toledo

1:b05231650f32


   169

    completed = false;





sivan_toledo

1:b05231650f32


   170

    HTTPResult result2 = client.get(request, &txt, request_callback);





sivan_toledo

1:b05231650f32


   171

    





sivan_toledo

1:b05231650f32


   172

    while (!completed)





sivan_toledo

1:b05231650f32


   173

    {





sivan_toledo

1:b05231650f32


   174

        Net::poll();





sivan_toledo

1:b05231650f32


   175

    }





sivan_toledo

1:b05231650f32


   176

    led1 = 1;





sivan_toledo

1:b05231650f32


   177

    





sivan_toledo

1:b05231650f32


   178

    printf("Result %d:\"%s\"\r\n", result, txt.gets());





sivan_toledo

1:b05231650f32


   179

    





sivan_toledo

1:b05231650f32


   180

    return result == HTTP_OK;





sivan_toledo

0:3e7d6f496a67


   181

}