/*
** Scan the request line for METHOD, URI and VERSION
** Returns: HT_OK if 1.x request and OK
** HT_LOADED if 0.9 request and OK
** HT_ERROR if invalid request line
*/
PRIVATE int ParseRequest (HTStream * me)
{
HTRequest * client = HTList_firstObject(me->http->clients);
char * line = HTChunk_data(me->buffer);
char * method_str = HTNextField(&line);
char * request_uri = HTNextField(&line);
char * version_str = HTNextField(&line);
HTMethod method;
/* Check if method is allowed */
if (!method_str || (method = HTMethod_enum(method_str))==METHOD_INVALID) {
HTRequest_addError(client, ERR_FATAL, NO, HTERR_NOT_ALLOWED,
NULL, 0, "ParseRequest");
return HT_ERROR;
}
HTRequest_setMethod(client, method);
/* Find an anchor for the request URI */
if (request_uri) {
char * uri = HTParse(request_uri, "file:", PARSE_ALL);
HTRequest_setAnchor(client, HTAnchor_findAddress(uri));
HT_FREE(uri);
} else {
HTRequest_addError(client, ERR_FATAL, NO, HTERR_BAD_REQUEST,
NULL, 0, "ParseRequest");
return HT_ERROR;
}
/* Get ready to get the rest of the request */
if (version_str) {
me->target = HTStreamStack(WWW_MIME_HEAD,
HTRequest_debugFormat(client),
HTRequest_debugStream(client),
client, NO);
return HT_OK;
} else {
HTRequest_addError(client, ERR_FATAL, NO, HTERR_BAD_VERSION,
NULL, 0, "ParseRequest");
return HT_ERROR;
}
}
/*
** Allowed methods (Allow)
*/
PUBLIC HTMethod HTAnchor_allow (HTParentAnchor * me)
{
if (me) {
if (me->allow == 0 && me->headers) {
char * value = HTAssocList_findObject(me->headers, "allow");
char * field;
/*
** We treat methods allowed on this object as case insensitive
** in case we receive the information over the net - that is -
** in the Allow header.
*/
while ((field = HTNextField(&value)) != NULL) {
HTMethod new_method;
if ((new_method = HTMethod_enum(field)) != METHOD_INVALID)
me->allow |= new_method;
}
}
return me->allow;
}
return METHOD_INVALID;
}
