/*****************************************************************************
*
* Exosite_Write
*
* \param pbuf - string buffer containing data to be sent
* bufsize - number of bytes to send
*
* \return 1 success; 0 failure
*
* \brief Writes data to Exosite cloud
*
*****************************************************************************/
int
Exosite_Write(char * pbuf, unsigned int bufsize)
{
int success = 0;
int http_status = 0;
char bufCIK[41];
char strBuf[10];
if (!exosite_initialized) {
status_code = EXO_STATUS_INIT;
return success;
}
if (!Exosite_GetCIK(bufCIK))
{
return success;
}
long sock = connect_to_exosite();
if (sock < 0) {
status_code = EXO_STATUS_BAD_TCP;
return 0;
}
// This is an example write POST...
// s.send('POST /onep:v1/stack/alias HTTP/1.1\r\n')
// s.send('Host: m2.exosite.com\r\n')
// s.send('X-Exosite-CIK: 5046454a9a1666c3acfae63bc854ec1367167815\r\n')
// s.send('Content-Type: application/x-www-form-urlencoded; charset=utf-8\r\n')
// s.send('Content-Length: 6\r\n\r\n')
// s.send('temp=2')
itoa((int)bufsize, strBuf, 10); //make a string for length
sendLine(sock, POSTDATA_LINE, "/onep:v1/stack/alias");
sendLine(sock, HOST_LINE, NULL);
sendLine(sock, CIK_LINE, bufCIK);
sendLine(sock, CONTENT_LINE, NULL);
sendLine(sock, LENGTH_LINE, strBuf);
exoHAL_SocketSend(sock, pbuf, bufsize);
http_status = get_http_status(sock);
exoHAL_SocketClose(sock);
if (401 == http_status)
{
status_code = EXO_STATUS_NOAUTH;
}
if (204 == http_status)
{
success = 1;
status_code = EXO_STATUS_OK;
}
return success;
}
/*****************************************************************************
*
* Exosite_Read
*
* \param palias - string, name of the datasource alias to read from
* pbuf - read buffer to put the read response into
* buflen - size of the input buffer
*
* \return number of bytes read
*
* \brief Reads data from Exosite cloud
*
*****************************************************************************/
int
Exosite_Read(char * palias, char * pbuf, unsigned char buflen)
{
int http_status = 0;
unsigned char len, vlen;
char *p, *pcheck;
char temp[10];
if (!exosite_initialized) {
status_code = EXO_STATUS_INIT;
return 0;
}
long sock = connect_to_exosite();
if (sock < 0) {
status_code = EXO_STATUS_BAD_TCP;
return 0;
}
// This is an example read GET
// s.send('GET /onep:v1/stack/alias?temp HTTP/1.1\r\n')
// s.send('Host: m2.exosite.com\r\n')
// s.send('X-Exosite-CIK: 5046454a9a1666c3acfae63bc854ec1367167815\r\n')
// s.send('Accept: application/x-www-form-urlencoded; charset=utf-8\r\n\r\n')
itoa((int)buflen, temp, 10); //make a string for length
strLen = strlen(STR_GET_URL);
memcpy(strBuf,STR_GET_URL,strLen);
memcpy(&strBuf[strLen],palias, strlen(palias));
strLen += strlen(palias);
memcpy(&strBuf[strLen],STR_HTTP, strlen(STR_HTTP));
strLen += strlen(STR_HTTP);
strBuf[strLen] = 0;
send(sock, strBuf, strLen, 0);
send(sock, STR_HOST, 22, 0);
send(sock, STR_CIK_HEADER, 15, 0);
send(sock, USER_CIK, CIK_LENGTH+2, 0);
send(sock, STR_ACCEPT, 60, 0);
pcheck = palias;
vlen = 0;
http_status = get_http_status(sock);
if (200 == http_status)
{
unsigned char crlf = 0;
do
{
strLen = exoHAL_SocketRecv(sock, strBuf, RX_SIZE);
len = strLen;
p = strBuf;
// Find 4 consecutive \r or \n - should be: \r\n\r\n
while (0 < len && 4 > crlf)
{
if ('\r' == *p || '\n' == *p)
{
++crlf;
}
else
{
crlf = 0;
}
++p;
--len;
}
// The body is "<key>=<value>"
if (0 < len && 4 == crlf && buflen > vlen)
{
// Move past "<key>"
while (0 < len && 0 != *pcheck)
{
if (*pcheck == *p)
{
++pcheck;
}
else
{
pcheck = palias;
}
++p;
--len;
}
// Match '=', we should now have '<key>='
if (0 < len && 0 == *pcheck && '=' == *p)
{
++p;
--len;
}
// read in the rest of the body as the value
while (0 < len && buflen > vlen)
{
pbuf[vlen++] = *p++;
--len;
}
}
} while (RX_SIZE == strLen);
}
exoHAL_SocketClose(sock);
if (200 == http_status)
{
status_code = EXO_STATUS_OK;
}
if (204 == http_status)
{
status_code = EXO_STATUS_OK;
}
if (401 == http_status)
{
status_code = EXO_STATUS_NOAUTH;
}
return vlen;
}
/*****************************************************************************
*
* Exosite_Write
*
* \param pbuf - string buffer containing data to be sent
* bufsize - number of bytes to send
*
* \return 1 success; 0 failure
*
* \brief Writes data to Exosite cloud
*
*****************************************************************************/
int
Exosite_Write(char * pbuf, unsigned char bufsize)
{
int success = 0;
int http_status = 0;
char temp[10];
if (!exosite_initialized) {
status_code = EXO_STATUS_INIT;
return success;
}
long sock = connect_to_exosite();
if (sock < 0) {
status_code = EXO_STATUS_BAD_TCP;
return 0;
}
// This is an example write POST...
// s.send('POST /onep:v1/stack/alias HTTP/1.1\r\n')
// s.send('Host: m2.exosite.com\r\n')
// s.send('X-Exosite-CIK: 5046454a9a1666c3acfae63bc854ec1367167815\r\n')
// s.send('Content-Type: application/x-www-form-urlencoded; charset=utf-8\r\n')
// s.send('Content-Length: 6\r\n\r\n')
// s.send('temp=2')
itoa((int)bufsize, temp, 10); //make a string for length
//combine length line in HTTP POST request
strLen = strlen(STR_CONTENT_LENGTH);
memcpy(strBuf,STR_CONTENT_LENGTH,strLen);
memcpy(&strBuf[strLen],temp, strlen(temp));
strLen += strlen(temp);
memcpy(&strBuf[strLen],STR_CRLF, 2);
strLen += 2;
memcpy(&strBuf[strLen],STR_CRLF, 2);
strLen += 2;
send(sock, STR_POST_HEADER, 36, 0);
send(sock, STR_HOST, 22, 0);
send(sock, STR_CIK_HEADER, 15, 0);
send(sock, USER_CIK, CIK_LENGTH+2, 0);
send(sock, STR_CONTENT, 64, 0);
send(sock, strBuf, strLen, 0);
send(sock, pbuf, bufsize, 0);
// exoHAL_SocketSend(sock, STR_POST_HEADER, 36);
// exoHAL_SocketSend(sock, STR_HOST, 22);
// exoHAL_SocketSend(sock, STR_CIK_HEADER, 15);
// exoHAL_SocketSend(sock, USER_CIK, CIK_LENGTH+2);
// exoHAL_SocketSend(sock, STR_CONTENT, 64);
// exoHAL_SocketSend(sock, strBuf, strLen);
// exoHAL_SocketSend(sock, pbuf, bufsize);
http_status = get_http_status(sock);
exoHAL_SocketClose(sock);
if (401 == http_status)
{
status_code = EXO_STATUS_NOAUTH;
}
if (204 == http_status)
{
success = 1;
status_code = EXO_STATUS_OK;
}
return success;
}
/*****************************************************************************
*
* Exosite_Activate
*
* \param None
*
* \return 1 - activation success
* 0 - activation failure
*
* \brief Called after Init has been run in the past, but maybe comms were
* down and we have to keep trying
*
*****************************************************************************/
int
Exosite_Activate(void)
{
int length;
char temp[5];
int newcik = 0;
int http_status = 0;
char cmp_ss[18] = "Content-Length: 40";
char *cmp = cmp_ss;
if (!exosite_initialized) {
status_code = EXO_STATUS_INIT;
return newcik;
}
//update_m2ip(); //check our IP api to see if the old IP is advertising a new one
//exoHAL_Updatm2ip();
long sock = connect_to_exosite();
if (sock < 0) {
status_code = EXO_STATUS_BAD_TCP;
return 0;
}
// Get activation Serial Number
length = strlen(exosite_provision_info);
itoa(length, temp, 10); //make a string for length
//combine length line in HTTP POST request
strLen = strlen(STR_CONTENT_LENGTH);
memcpy(strBuf,STR_CONTENT_LENGTH,strLen);
memcpy(&strBuf[strLen],temp, strlen(temp));
strLen += strlen(temp);
memcpy(&strBuf[strLen],STR_CRLF, 2);
strLen += 2;
memcpy(&strBuf[strLen],STR_CRLF, 2);
strLen += 2;
//Socket send HTTP Request
send(sock, STR_POST_ACTIVATE, 35, 0);
send(sock, STR_HOST, 22, 0);
send(sock, STR_CONTENT, 64, 0);
send(sock, strBuf, strLen, 0);
send(sock, exosite_provision_info, length, 0);
http_status = get_http_status(sock);
if (200 == http_status)
{
unsigned char len;
unsigned char cik_len_valid = 0;
unsigned char cik_ctrl = 0;
char *p;
unsigned char crlf = 0;
unsigned char ciklen = 0;
char NCIK[CIK_LENGTH + 3];
do
{
strLen = exoHAL_SocketRecv(sock, strBuf, RX_SIZE);
len = strLen;
p = strBuf;
// Find 4 consecutive \r or \n - should be: \r\n\r\n
while (0 < len && 4 > crlf)
{
if ('\r' == *p || '\n' == *p)
++crlf;
else
{
crlf = 0;
if (*cmp == *p)
{
// check the cik length from http response
cmp++;
if (cmp > &cmp_ss[17])// + strlen(cmp_ss))
cik_len_valid = 1;
}
else
cmp = cmp_ss;
}
++p;
--len;
}
// The body is the cik
if (0 < len && 4 == crlf && CIK_LENGTH > ciklen)
{
// TODO, be more robust - match Content-Length header value to CIK_LENGTH
unsigned char need, part;
if (!(cik_len_valid == 1)) // cik length != 40
{
status_code = EXO_STATUS_CONFLICT;
exoHAL_SocketClose(sock);
return newcik;
}
need = CIK_LENGTH - ciklen;
part = need < len ? need : len;
strncpy(NCIK + ciklen, p, part);
ciklen += part;
}
} while (RX_SIZE == strLen);
if (CIK_LENGTH == ciklen)
{
NCIK[40] = '\r';
NCIK[41] = '\n';
NCIK[42] = 0;
Exosite_SetCIK(NCIK);
newcik = 1;
}
}
exoHAL_SocketClose(sock);
if (200 == http_status)
{
status_code = EXO_STATUS_OK;
sendString("200");
}
if (404 == http_status)
status_code = EXO_STATUS_BAD_SN;
if (409 == http_status || 408 == http_status)
{
status_code = EXO_STATUS_CONFLICT;
}
return newcik;
}
/*****************************************************************************
*
* Exosite_Read
*
* \param palias - string, name of the datasource alias to read from
* pbuf - read buffer to put the read response into
* buflen - size of the input buffer
*
* \return number of bytes read
*
* \brief Reads data from Exosite cloud
*
*****************************************************************************/
int
Exosite_Read(char * palias, char * pbuf, unsigned char buflen)
{
int success = 0;
int http_status = 0;
char bufCIK[41];
unsigned char strLen, len, vlen;
char *p, *pcheck;
if (!exosite_initialized) {
status_code = EXO_STATUS_INIT;
return success;
}
if (!Exosite_GetCIK(bufCIK))
{
return success;
}
long sock = connect_to_exosite();
if (sock < 0) {
status_code = EXO_STATUS_BAD_TCP;
return 0;
}
// This is an example read GET
// s.send('GET /onep:v1/stack/alias?temp HTTP/1.1\r\n')
// s.send('Host: m2.exosite.com\r\n')
// s.send('X-Exosite-CIK: 5046454a9a1666c3acfae63bc854ec1367167815\r\n')
// s.send('Accept: application/x-www-form-urlencoded; charset=utf-8\r\n\r\n')
sendLine(sock, GETDATA_LINE, palias);
sendLine(sock, HOST_LINE, NULL);
sendLine(sock, USER_AGENT_LINE, NULL);
sendLine(sock, CONNECTION_LINE, NULL);
sendLine(sock, CIK_LINE, bufCIK);
sendLine(sock, ACCEPT_LINE, "\r\n");
pcheck = palias;
vlen = 0;
http_status = get_http_status(sock);
if (200 == http_status)
{
char strBuf[RX_SIZE];
unsigned char crlf = 0;
do
{
strLen = exoHAL_SocketRecv(sock, strBuf, RX_SIZE);
len = strLen;
p = strBuf;
// Find 4 consecutive \r or \n - should be: \r\n\r\n
while (0 < len && 4 > crlf)
{
if ('\r' == *p || '\n' == *p)
{
++crlf;
}
else
{
crlf = 0;
}
++p;
--len;
}
// The body is "<key>=<value>"
if (0 < len && 4 == crlf && buflen > vlen)
{
// Move past "<key>"
while (0 < len && 0 != *pcheck)
{
if (*pcheck == *p)
{
++pcheck;
}
else
{
pcheck = palias;
}
++p;
--len;
}
// Match '=', we should now have '<key>='
if (0 < len && 0 == *pcheck && '=' == *p)
{
++p;
--len;
}
// read in the rest of the body as the value
while (0 < len && buflen > vlen)
{
pbuf[vlen++] = *p++;
--len;
}
}
} while (RX_SIZE == strLen);
}
exoHAL_SocketClose(sock);
if (200 == http_status)
{
status_code = EXO_STATUS_OK;
}
if (204 == http_status)
{
status_code = EXO_STATUS_OK;
}
if (401 == http_status)
{
status_code = EXO_STATUS_NOAUTH;
}
return vlen;
}
/*****************************************************************************
*
* Exosite_Activate
*
* \param None
*
* \return 1 - activation success
* 0 - activation failure
*
* \brief Called after Init has been run in the past, but maybe comms were
* down and we have to keep trying
*
*****************************************************************************/
int
Exosite_Activate(void)
{
int length;
char strLen[5];
char *cmp_ss = "Content-Length: 40";
char *cmp = cmp_ss;
int newcik = 0;
int http_status = 0;
if (!exosite_initialized) {
status_code = EXO_STATUS_INIT;
return newcik;
}
update_m2ip(); //check our IP api to see if the old IP is advertising a new one
long sock = connect_to_exosite();
if (sock < 0) {
status_code = EXO_STATUS_BAD_TCP;
return 0;
}
// Get activation Serial Number
length = strlen(exosite_provision_info);
sprintf(strLen, "%d", length); //make a string for length
sendLine(sock, POSTDATA_LINE, "/provision/activate");
sendLine(sock, HOST_LINE, NULL);
sendLine(sock, USER_AGENT_LINE, NULL);
sendLine(sock, CONNECTION_LINE, NULL);
sendLine(sock, CONTENT_LINE, NULL);
sendLine(sock, LENGTH_LINE, strLen);
exoHAL_SocketSend(sock, exosite_provision_info, length);
http_status = get_http_status(sock);
if (200 == http_status)
{
char strBuf[RX_SIZE];
unsigned char strLen, len;
unsigned char cik_len_valid = 0;
char *p;
unsigned char crlf = 0;
unsigned char ciklen = 0;
char NCIK[CIK_LENGTH + 1];
do
{
strLen = exoHAL_SocketRecv(sock, strBuf, RX_SIZE);
len = strLen;
p = strBuf;
// Find 4 consecutive \r or \n - should be: \r\n\r\n
while (0 < len && 4 > crlf)
{
if ('\r' == *p || '\n' == *p)
{
++crlf;
}
else
{
crlf = 0;
if (*cmp == *p)
{
// check the cik length from http response
cmp++;
if (cmp > cmp_ss + strlen(cmp_ss) - 1)
cik_len_valid = 1;
}
else
cmp = cmp_ss;
}
++p;
--len;
}
// The body is the cik
if (0 < len && 4 == crlf && CIK_LENGTH > ciklen)
{
// TODO, be more robust - match Content-Length header value to CIK_LENGTH
unsigned char need, part;
if (!(cik_len_valid == 1)) // cik length != 40
{
status_code = EXO_STATUS_CONFLICT;
exoHAL_SocketClose(sock);
return newcik;
}
need = CIK_LENGTH - ciklen;
part = need < len ? need : len;
strncpy(NCIK + ciklen, p, part);
ciklen += part;
}
} while (RX_SIZE == strLen);
if (CIK_LENGTH == ciklen)
{
NCIK[40] = 0;
Exosite_SetCIK(NCIK);
newcik = 1;
}
}
exoHAL_SocketClose(sock);
if (200 == http_status)
status_code = EXO_STATUS_OK;
if (404 == http_status)
status_code = EXO_STATUS_BAD_SN;
if (409 == http_status || 408 == http_status)
{
status_code = EXO_STATUS_CONFLICT;
}
return newcik;
}
/*****************************************************************************
*
* Exosite_Read
*
* \param palias - string, name of the datasource alias to read from
* pbuf - read buffer to put the read response into
* buflen - size of the input buffer
*
* \return number of bytes read
*
* \brief Reads data from Exosite cloud
*
*****************************************************************************/
int
Exosite_Read(char * palias, char * pbuf, unsigned int buflen)
{
//
// Modified by Texas Instruments, DGT, changed buflen from unsigned char to
// unsigned int. comment out declaration of *pcheck to prevent warnings
// created by CAJ changes below.
//
int success = 0;
int http_status = 0;
char bufCIK[41];
unsigned char strLen, len, vlen;
char *p;
//char *pcheck;
if (!exosite_initialized) {
status_code = EXO_STATUS_INIT;
return success;
}
if (!Exosite_GetCIK(bufCIK))
{
return success;
}
long sock = connect_to_exosite();
if (sock < 0) {
status_code = EXO_STATUS_BAD_TCP;
return 0;
}
// This is an example read GET
// s.send('GET /onep:v1/stack/alias?temp HTTP/1.1\r\n')
// s.send('Host: m2.exosite.com\r\n')
// s.send('X-Exosite-CIK: 5046454a9a1666c3acfae63bc854ec1367167815\r\n')
// s.send('Accept: application/x-www-form-urlencoded; charset=utf-8\r\n\r\n')
sendLine(sock, GETDATA_LINE, palias);
sendLine(sock, HOST_LINE, NULL);
sendLine(sock, CIK_LINE, bufCIK);
sendLine(sock, ACCEPT_LINE, "\r\n");
//
// Modified by Texas Instruments DGT comment reference to pcheck no longer
// used. See TI CAJ modification below.
//
//pcheck = palias;
vlen = 0;
http_status = get_http_status(sock);
if (200 == http_status)
{
char strBuf[RX_SIZE];
unsigned char crlf = 0;
do
{
strLen = exoHAL_SocketRecv(sock, strBuf, RX_SIZE);
len = strLen;
p = strBuf;
// Find 4 consecutive \r or \n - should be: \r\n\r\n
while (0 < len && 4 > crlf)
{
if ('\r' == *p || '\n' == *p)
{
++crlf;
}
else
{
crlf = 0;
}
++p;
--len;
}
// The body is "<key>=<value>"
if (0 < len && 4 == crlf && buflen > vlen)
{
// Code below removed by CAJ. Removing the key works for a single
// READ request, but doesn't work if multiple values were requested.
// For multiple values, the server is not guaranteed to return every
// value in the same order that they were sent. This means that the
// caller will need the "key" to be able to determine which value
// belongs with which alias.
// Move past "<key>"
// while (0 < len && 0 != *pcheck)
// {
// if (*pcheck == *p)
// {
// ++pcheck;
// }
// else
// {
// pcheck = palias;
// }
// ++p;
// --len;
// }
//
// // Match '=', we should now have '<key>='
// if (0 < len && 0 == *pcheck && '=' == *p)
// {
// ++p;
// --len;
// }
//
// read in the rest of the body as the value
while (0 < len && buflen > vlen)
{
pbuf[vlen++] = *p++;
--len;
}
}
} while (RX_SIZE == strLen);
}
exoHAL_SocketClose(sock);
if (200 == http_status)
{
status_code = EXO_STATUS_OK;
}
if (204 == http_status)
{
status_code = EXO_STATUS_OK;
}
if (401 == http_status)
{
status_code = EXO_STATUS_NOAUTH;
}
return vlen;
}
