Esempi in C++ (Cpp) per ypmatch_find

Esempio n. 1

File: yp_match.c Progetto: AgamAgarwal/minix

int
yp_match(const char *indomain, const char *inmap, const char *inkey,
	int inkeylen, char **outval, int *outvallen)
{
	struct dom_binding *ysd;
	struct ypresp_val yprv;
	struct ypreq_key yprk;
	int r, nerrs = 0;

	if (outval == NULL || outvallen == NULL)
		return YPERR_BADARGS;
	*outval = NULL;
	*outvallen = 0;

	if (_yp_invalid_domain(indomain))
		return YPERR_BADARGS;
	if (inmap == NULL || *inmap == '\0'
	    || strlen(inmap) > YPMAXMAP)
		return YPERR_BADARGS;
	if (inkey == NULL || inkeylen == 0)
		return YPERR_BADARGS;

again:
	if (_yp_dobind(indomain, &ysd) != 0)
		return YPERR_DOMAIN;

#ifdef YPMATCHCACHE
	if (!strcmp(_yp_domain, indomain) && ypmatch_find(inmap, inkey,
			 inkeylen, &yprv.valdat.dptr, &yprv.valdat.dsize)) {
		*outvallen = yprv.valdat.dsize;
		if ((*outval = malloc((size_t)(*outvallen + 1))) == NULL)
			return YPERR_YPERR;
		(void)memcpy(*outval, yprv.valdat.dptr, (size_t)*outvallen);
		(*outval)[*outvallen] = '\0';
		return 0;
	}
#endif

	yprk.domain = indomain;
	yprk.map = inmap;
	yprk.keydat.dptr = __UNCONST(inkey);
	yprk.keydat.dsize = inkeylen;

	memset(&yprv, 0, sizeof yprv);

	r = clnt_call(ysd->dom_client, (rpcproc_t)YPPROC_MATCH,
		      (xdrproc_t)xdr_ypreq_key, &yprk,
		      (xdrproc_t)xdr_ypresp_val, &yprv, 
		      _yplib_timeout);
	if (r != RPC_SUCCESS) {
		if (_yplib_bindtries <= 0 && ++nerrs == _yplib_nerrs) {
			clnt_perror(ysd->dom_client, "yp_match: clnt_call");
			nerrs = 0;
		}
		else if (_yplib_bindtries > 0 && ++nerrs == _yplib_bindtries) {
			return YPERR_YPSERV;
		}
		ysd->dom_vers = -1;
		goto again;
	}
	if (!(r = ypprot_err(yprv.status))) {
		*outvallen = yprv.valdat.dsize;
		if ((*outval = malloc((size_t)(*outvallen + 1))) == NULL)
			return YPERR_YPERR;
		(void)memcpy(*outval, yprv.valdat.dptr, (size_t)*outvallen);
		(*outval)[*outvallen] = '\0';
#ifdef YPMATCHCACHE
		if (strcmp(_yp_domain, indomain) == 0)
			if (!ypmatch_add(inmap, inkey, inkeylen,
					 *outval, *outvallen))
				r = YPERR_RESRC;
#endif
	}
	xdr_free((xdrproc_t)xdr_ypresp_val, (char *)(void *)&yprv);
	__yp_unbind(ysd);
	if (r != 0) {
		if (*outval) {
			free(*outval);
			*outval = NULL;
		}
	}
	return r;
}

Esempio n. 2

File: ypmatch_cache.c Progetto: mikekmv/aeriebsd-src

int
yp_match(const char *indomain, const char *inmap, const char *inkey,
    int inkeylen, char **outval, int *outvallen)
{
	struct dom_binding *ysd;
	struct ypresp_val yprv;
	struct timeval  tv;
	struct ypreq_key yprk;
	int tries = 0, r;

	if (indomain == NULL || *indomain == '\0' ||
	    strlen(indomain) > YPMAXDOMAIN || inmap == NULL ||
	    *inmap == '\0' || strlen(inmap) > YPMAXMAP ||
	    inkey == NULL || inkeylen == 0 || inkeylen >= YPMAXRECORD)
		return YPERR_BADARGS;

	*outval = NULL;
	*outvallen = 0;

again:
	if (_yp_dobind(indomain, &ysd) != 0)
		return YPERR_DOMAIN;

#ifdef YPMATCHCACHE
	if (!strcmp(_yp_domain, indomain) && ypmatch_find(inmap, inkey,
	    inkeylen, &yprv.val.valdat_val, &yprv.val.valdat_len)) {
		*outvallen = yprv.val.valdat_len;
		if ((*outval = malloc(*outvallen + 1)) == NULL) {
			_yp_unbind(ysd);
			return YPERR_RESRC;
		}
		(void)memcpy(*outval, yprv.val.valdat_val, *outvallen);
		(*outval)[*outvallen] = '\0';
		_yp_unbind(ysd);
		return 0;
	}
#endif

	tv.tv_sec = _yplib_timeout;
	tv.tv_usec = 0;

	yprk.domain = (char *)indomain;
	yprk.map = (char *)inmap;
	yprk.key.keydat_val = (char *) inkey;
	yprk.key.keydat_len = inkeylen;

	memset(&yprv, 0, sizeof yprv);

	r = clnt_call(ysd->dom_client, YPPROC_MATCH,
	    xdr_ypreq_key, &yprk, xdr_ypresp_val, &yprv, tv);
	if (r != RPC_SUCCESS) {
		if (tries++)
			clnt_perror(ysd->dom_client, "yp_match: clnt_call");
		ysd->dom_vers = -1;
		goto again;
	}
	if (!(r = ypprot_err(yprv.stat))) {
		*outvallen = yprv.val.valdat_len;
		if ((*outval = malloc(*outvallen + 1)) == NULL) {
			r = YPERR_RESRC;
			goto out;
		}
		(void)memcpy(*outval, yprv.val.valdat_val, *outvallen);
		(*outval)[*outvallen] = '\0';
#ifdef YPMATCHCACHE
		if (strcmp(_yp_domain, indomain) == 0)
			(void)ypmatch_add(inmap, inkey, inkeylen,
			    *outval, *outvallen);
#endif
	}
out:
	xdr_free(xdr_ypresp_val, (char *) &yprv);
	_yp_unbind(ysd);
	return r;
}