/****************************************************************************
* Function : get_request_type
*
* Parameters :
* IN http_message_t* request : HTTP request
* OUT memptr* action_name : SOAP action name
*
* Description : This function retrives the name of the SOAP action
*
* Return : int
* 0 if successful else returns appropriate error.
* Note :
****************************************************************************/
static XINLINE int
get_request_type( IN http_message_t * request,
OUT memptr * action_name )
{
memptr value;
memptr ns_value,
dummy_quote;
http_header_t *hdr;
char save_char;
char *s;
membuffer soap_action_name;
// find soapaction header
//
if( request->method == SOAPMETHOD_POST ) {
if( httpmsg_find_hdr( request, HDR_SOAPACTION, &value )
== NULL ) {
return SREQ_HDR_NOT_FOUND;
}
} else // M-POST
{
// get NS value from MAN header
hdr = httpmsg_find_hdr( request, HDR_MAN, &value );
if( hdr == NULL ) {
return SREQ_HDR_NOT_FOUND;
}
if( matchstr( value.buf, value.length, "%q%i ; ns = %s",
&dummy_quote, &ns_value ) != 0 ) {
return SREQ_BAD_HDR_FORMAT;
}
// create soapaction name header
membuffer_init( &soap_action_name );
if( ( membuffer_assign( &soap_action_name,
ns_value.buf, ns_value.length )
== UPNP_E_OUTOF_MEMORY ) ||
( membuffer_append_str( &soap_action_name,
"-SOAPACTION" ) ==
UPNP_E_OUTOF_MEMORY )
) {
membuffer_destroy( &soap_action_name );
return UPNP_E_OUTOF_MEMORY;
}
hdr = httpmsg_find_hdr_str( request, soap_action_name.buf );
membuffer_destroy( &soap_action_name );
if( hdr == NULL ) {
return SREQ_HDR_NOT_FOUND;
}
value.buf = hdr->value.buf;
value.length = hdr->value.length;
}
// determine type
//
save_char = value.buf[value.length];
value.buf[value.length] = '\0';
s = strchr( value.buf, '#' );
if( s == NULL ) {
value.buf[value.length] = save_char;
return SREQ_BAD_HDR_FORMAT;
}
s++; // move to value
if( matchstr( s, value.length - ( s - value.buf ), "%s",
action_name ) != PARSE_OK ) {
value.buf[value.length] = save_char;
return SREQ_BAD_HDR_FORMAT;
}
// action name or variable ?
if( memptr_cmp( action_name, "QueryStateVariable" ) == 0 ) {
// query variable
action_name->buf = NULL;
action_name->length = 0;
}
value.buf[value.length] = save_char; // restore
return 0;
}
/*!
* \brief This function retrives the name of the SOAP action.
*
* \return 0 if successful else returns appropriate error.
*/
static UPNP_INLINE int get_request_type(
/*! [in] HTTP request. */
http_message_t *request,
/*! [out] SOAP action name. */
memptr *action_name)
{
memptr value;
memptr ns_value, dummy_quote;
http_header_t *hdr;
char save_char;
char *s;
membuffer soap_action_name;
size_t n;
/* find soapaction header */
if (request->method == SOAPMETHOD_POST) {
if (!httpmsg_find_hdr(request, HDR_SOAPACTION, &value))
return SREQ_HDR_NOT_FOUND;
} else {
/* M-POST */
/* get NS value from MAN header */
hdr = httpmsg_find_hdr(request, HDR_MAN, &value);
if (hdr == NULL)
return SREQ_HDR_NOT_FOUND;
if (matchstr(value.buf, value.length, "%q%i ; ns = %s",
&dummy_quote, &ns_value) != 0)
return SREQ_BAD_HDR_FORMAT;
/* create soapaction name header */
membuffer_init(&soap_action_name);
if (membuffer_assign(&soap_action_name,
ns_value.buf, ns_value.length) == UPNP_E_OUTOF_MEMORY ||
membuffer_append_str(&soap_action_name,
"-SOAPACTION") == UPNP_E_OUTOF_MEMORY) {
membuffer_destroy(&soap_action_name);
return UPNP_E_OUTOF_MEMORY;
}
hdr = httpmsg_find_hdr_str(request, soap_action_name.buf);
membuffer_destroy(&soap_action_name);
if (!hdr)
return SREQ_HDR_NOT_FOUND;
value.buf = hdr->value.buf;
value.length = hdr->value.length;
}
/* determine type */
save_char = value.buf[value.length];
value.buf[value.length] = '\0';
s = strchr(value.buf, '#');
if (s == NULL) {
value.buf[value.length] = save_char;
return SREQ_BAD_HDR_FORMAT;
}
/* move to value */
s++;
n = value.length - (size_t)(s - value.buf);
if (matchstr(s, n, "%s", action_name) != PARSE_OK) {
value.buf[value.length] = save_char;
return SREQ_BAD_HDR_FORMAT;
}
/* action name or variable ? */
if (memptr_cmp(action_name, "QueryStateVariable") == 0) {
/* query variable */
action_name->buf = NULL;
action_name->length = 0;
}
/* restore */
value.buf[value.length] = save_char;
return 0;
}
