/*
** Search registered parsers to find suitable one for this token
** If a parser isn't found, the function returns HT_OK
*/
PUBLIC int HTMIMEParseSet_dispatch (HTMIMEParseSet * me, HTRequest * request,
char * token, char * value, BOOL * pFound)
{
int hash;
HTResponse * response = HTRequest_response(request);
HTMIMEParseEl * pEl;
if (pFound) *pFound = NO;
/*
** Get a hash value for this token. This has is a function of the hash
** size given when the MIME header parse set was created.
*/
hash = HTMIMEParseSet_hash(me, token);
/*
** Search for an exact match
*/
for (pEl = me->parsers[hash]; pEl; pEl = pEl->next) {
if ((pEl->caseSensitive && !strcmp(pEl->token, token)) ||
(!pEl->caseSensitive && !strcasecomp(pEl->token, token))) {
if (pFound) *pFound = YES;
if (!pEl->pFunk) return HT_OK; /* registered with no callback*/
return (*pEl->pFunk)(request, response, token, value);
}
}
/*
** Search for best match using regular expressions.
*/
for (pEl = me->regexParsers; pEl; pEl = pEl->next) {
if ((pEl->caseSensitive && HTStrMatch(pEl->token, token)) ||
(!pEl->caseSensitive && HTStrCaseMatch(pEl->token, token))) {
if (pFound) *pFound = YES;
if (!pEl->pFunk) return HT_OK; /* registered with no callback*/
return (*pEl->pFunk)(request, response, token, value);
}
}
return HT_OK;
}
PUBLIC int HTMIMEParseSet_delete (HTMIMEParseSet * me, const char * token)
{
int hash, i;
HTMIMEParseEl * pEl, ** last;
hash = HTMIMEParseSet_hash(me, token);
pEl = me->parsers[hash];
last = &me->parsers[hash];
for (i = 0; i < 2; i++) { /* do both */
for (; pEl; last = &pEl->next, pEl = pEl->next) {
if ((pEl->caseSensitive && !strcmp(pEl->token, token)) ||
(!pEl->caseSensitive && !strcasecomp(pEl->token, token))) {
return HTMIMEParseEl_delete(pEl, last);
}
}
pEl = me->regexParsers;
last = &me->regexParsers;
}
return HT_ERROR;
}
PUBLIC HTMIMEParseEl * HTMIMEParseSet_add (HTMIMEParseSet * me,
const char * token,
BOOL caseSensitive,
HTParserCallback * callback)
{
int hash;
/* Insure hash list
*/
if (!me->parsers) {
if (!me->size)
me->size = HT_S_HASH_SIZE;
if ((me->parsers = (HTMIMEParseEl **) HT_CALLOC(me->size, sizeof(HTMIMEParseEl *))) == NULL)
HT_OUTOFMEM("HTMIME parsers");
}
hash = HTMIMEParseSet_hash(me, token);
/* Add a new entry
*/
return HTMIMEParseEl_new(&me->parsers[hash], token,
caseSensitive, callback);
}
