/*
* Sends a formatted response message to Sock with the given
* status code and content type. The value of ContentType can
* be NULL if no ContentType is required.
*/
static void httpSendStatusLine(Ssock_Handle ssock, int status, const char * contentType)
{
char buf[MAXRESPONSESIZE];
const char * msg;
int len;
Log_print1(Diags_ANALYSIS, "sendStatus> %d", (IArg)status);
if (status < 0 || status > 999) {
status = 999;
}
msg = getStatusMessage(status);
if (contentType) {
len = esnprintf(buf, sizeof(buf), "%s %3d %s\r\n%s%s\r\n", HTTP_VER,
status, msg, CONTENT_TYPE, contentType);
}
else {
len = esnprintf(buf, sizeof(buf), "%s %3d %s\r\n\r\n", HTTP_VER,
status, msg);
}
if (len == sizeof(buf)) {
Log_print1(Diags_WARNING, "sendStatus> Buffer size too small: %d", sizeof(buf));
}
Ssock_send(ssock, buf, len, 0);
}
void HTTPSrv_sendResponse(Ssock_Handle ssock, int status, const char * type,
size_t len, const void * buf)
{
httpSendStatusLine(ssock, status, type);
httpSendEntityLength(ssock, len);
if (len > 0 && buf) {
Ssock_send(ssock, buf, len, 0);
}
}
/*
* Write out the entiry length tag, and terminates the header
* with an additional CRLF.
*
* Since the header is terminated, this must be the last tag
* written. Entity data should follow immediately.
*/
static void httpSendEntityLength(Ssock_Handle ssock, int32_t entityLen)
{
char buf[32]; /* sizeof("Content-length: ") + 10 + 4 + 1]; */
int len;
len = esnprintf(buf, sizeof(buf), "%s%d\r\n\r\n", CONTENT_LENGTH, entityLen);
if (len == sizeof(buf)) {
Log_print1(Diags_WARNING, "sendEntityLength> Buffer size too small: %d",
sizeof(buf));
}
Ssock_send(ssock, buf, len, 0);
}
int iot_tls_write(Network *pNetwork, unsigned char *pMsg, int len,
int timeout_ms)
{
Ssock_Handle ssock = NULL;
int bytes = 0;
if (pNetwork == NULL || pMsg == NULL || pNetwork->my_socket == 0
|| timeout_ms == 0) {
return (NULL_VALUE_ERROR);
}
ssock = (Ssock_Handle)pNetwork->my_socket;
bytes = Ssock_send(ssock, pMsg, len, 0);
if (bytes >= 0) {
return (bytes);
}
return (SSL_WRITE_ERROR);
}
